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authorThorsten Alteholz <debian@alteholz.de>2017-12-14 20:07:28 +0100
committerThorsten Alteholz <debian@alteholz.de>2017-12-14 20:07:28 +0100
commit1737d3d0e59c7ffbca33c6b79123d7633185c12a (patch)
treec72aec0dfa2f3c953e999af196ab595e53c084cd /tests
Import Upstream version 1.2.0
Diffstat (limited to 'tests')
-rw-r--r--tests/Makefile.am64
-rw-r--r--tests/atlocal.in7
-rw-r--r--tests/legacy_mgcp/Makefile.am61
-rw-r--r--tests/legacy_mgcp/mgcp_test.c1236
-rw-r--r--tests/legacy_mgcp/mgcp_test.ok480
-rw-r--r--tests/legacy_mgcp/mgcp_transcoding_test.c661
-rw-r--r--tests/legacy_mgcp/mgcp_transcoding_test.ok539
-rw-r--r--tests/mgcp/Makefile.am38
-rw-r--r--tests/mgcp/mgcp_test.c1353
-rw-r--r--tests/mgcp/mgcp_test.ok471
-rw-r--r--tests/mgcp_client/Makefile.am39
-rw-r--r--tests/mgcp_client/mgcp_client_test.c255
-rw-r--r--tests/mgcp_client/mgcp_client_test.err2
-rw-r--r--tests/mgcp_client/mgcp_client_test.ok62
-rw-r--r--tests/testsuite.at28
-rw-r--r--tests/vty_test_runner.py171
16 files changed, 5467 insertions, 0 deletions
diff --git a/tests/Makefile.am b/tests/Makefile.am
new file mode 100644
index 0000000..2eed271
--- /dev/null
+++ b/tests/Makefile.am
@@ -0,0 +1,64 @@
+SUBDIRS = \
+ legacy_mgcp \
+ mgcp_client \
+ mgcp \
+ $(NULL)
+
+# The `:;' works around a Bash 3.2 bug when the output is not writeable.
+$(srcdir)/package.m4: $(top_srcdir)/configure.ac
+ :;{ \
+ echo '# Signature of the current package.' && \
+ echo 'm4_define([AT_PACKAGE_NAME],' && \
+ echo ' [$(PACKAGE_NAME)])' && \
+ echo 'm4_define([AT_PACKAGE_TARNAME],' && \
+ echo ' [$(PACKAGE_TARNAME)])' && \
+ echo 'm4_define([AT_PACKAGE_VERSION],' && \
+ echo ' [$(PACKAGE_VERSION)])' && \
+ echo 'm4_define([AT_PACKAGE_STRING],' && \
+ echo ' [$(PACKAGE_STRING)])' && \
+ echo 'm4_define([AT_PACKAGE_BUGREPORT],' && \
+ echo ' [$(PACKAGE_BUGREPORT)])'; \
+ echo 'm4_define([AT_PACKAGE_URL],' && \
+ echo ' [$(PACKAGE_URL)])'; \
+ } >'$(srcdir)/package.m4'
+
+EXTRA_DIST = \
+ testsuite.at \
+ $(srcdir)/package.m4 \
+ $(TESTSUITE) \
+ vty_test_runner.py \
+ $(NULL)
+
+TESTSUITE = $(srcdir)/testsuite
+
+DISTCLEANFILES = \
+ atconfig \
+ $(NULL)
+
+if ENABLE_EXT_TESTS
+python-tests: $(BUILT_SOURCES)
+ osmotestvty.py -p $(abs_top_srcdir) -w $(abs_top_builddir) -v
+ osmotestconfig.py -p $(abs_top_srcdir) -w $(abs_top_builddir) -v
+ $(PYTHON) $(srcdir)/vty_test_runner.py -w $(abs_top_builddir) -v
+else
+python-tests: $(BUILT_SOURCES)
+ echo "Not running python-based tests (determined at configure-time)"
+endif
+
+check-local: atconfig $(TESTSUITE)
+ $(SHELL) '$(TESTSUITE)' $(TESTSUITEFLAGS)
+ $(MAKE) $(AM_MAKEFLAGS) python-tests
+
+installcheck-local: atconfig $(TESTSUITE)
+ $(SHELL) '$(TESTSUITE)' AUTOTEST_PATH='$(bindir)' \
+ $(TESTSUITEFLAGS)
+
+clean-local:
+ test ! -f '$(TESTSUITE)' || \
+ $(SHELL) '$(TESTSUITE)' --clean
+
+AUTOM4TE = $(SHELL) $(top_srcdir)/missing --run autom4te
+AUTOTEST = $(AUTOM4TE) --language=autotest
+$(TESTSUITE): $(srcdir)/testsuite.at $(srcdir)/package.m4
+ $(AUTOTEST) -I '$(srcdir)' -o $@.tmp $@.at
+ mv $@.tmp $@
diff --git a/tests/atlocal.in b/tests/atlocal.in
new file mode 100644
index 0000000..362bfa9
--- /dev/null
+++ b/tests/atlocal.in
@@ -0,0 +1,7 @@
+enable_nat_test='@osmo_ac_build_nat@'
+enable_smpp_test='@osmo_ac_build_smpp@'
+enable_bsc_test='@osmo_ac_build_bsc@'
+enable_mgcp_transcoding_test='@osmo_ac_mgcp_transcoding@'
+enable_sgsn_test='@found_libgtp_and_libcares@'
+enable_oap_test='@found_libgtp_and_libcares@'
+enable_gtphub_test='@found_libgtp_and_libcares@'
diff --git a/tests/legacy_mgcp/Makefile.am b/tests/legacy_mgcp/Makefile.am
new file mode 100644
index 0000000..f043124
--- /dev/null
+++ b/tests/legacy_mgcp/Makefile.am
@@ -0,0 +1,61 @@
+AM_CPPFLAGS = \
+ $(all_includes) \
+ -I$(top_srcdir)/include \
+ -I$(top_srcdir) \
+ $(NULL)
+
+AM_CFLAGS = \
+ -Wall \
+ -ggdb3 \
+ $(LIBOSMOCORE_CFLAGS) \
+ $(LIBOSMONETIF_CFLAGS) \
+ $(LIBBCG729_CFLAGS) \
+ $(COVERAGE_CFLAGS) \
+ $(NULL)
+
+AM_LDFLAGS = \
+ $(COVERAGE_LDFLAGS) \
+ $(NULL)
+
+EXTRA_DIST = \
+ mgcp_test.ok \
+ mgcp_transcoding_test.ok \
+ $(NULL)
+
+noinst_PROGRAMS = \
+ mgcp_test \
+ $(NULL)
+if BUILD_MGCP_TRANSCODING
+noinst_PROGRAMS += \
+ mgcp_transcoding_test \
+ $(NULL)
+endif
+
+mgcp_test_SOURCES = \
+ mgcp_test.c \
+ $(NULL)
+
+mgcp_test_LDADD = \
+ $(top_builddir)/src/libosmo-legacy-mgcp/libosmo-legacy-mgcp.la \
+ $(LIBOSMOCORE_LIBS) \
+ $(LIBOSMOVTY_LIBS) \
+ $(LIBRARY_DL) \
+ $(LIBOSMONETIF_LIBS) \
+ $(LIBRARY_GSM) \
+ -lm \
+ $(NULL)
+
+mgcp_transcoding_test_SOURCES = \
+ mgcp_transcoding_test.c \
+ $(NULL)
+
+mgcp_transcoding_test_LDADD = \
+ $(top_builddir)/src/libosmo-legacy-mgcp/libosmo-legacy-mgcp.la \
+ $(LIBOSMOCORE_LIBS) \
+ $(LIBOSMOVTY_LIBS) \
+ $(LIBBCG729_LIBS) \
+ $(LIBRARY_DL) \
+ $(LIBOSMONETIF_LIBS) \
+ $(LIBRARY_GSM) \
+ -lm \
+ $(NULL)
diff --git a/tests/legacy_mgcp/mgcp_test.c b/tests/legacy_mgcp/mgcp_test.c
new file mode 100644
index 0000000..1400893
--- /dev/null
+++ b/tests/legacy_mgcp/mgcp_test.c
@@ -0,0 +1,1236 @@
+/*
+ * (C) 2011-2012,2014 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * (C) 2011-2012,2014 by On-Waves
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#undef _GNU_SOURCE
+#define _GNU_SOURCE
+
+#include <osmocom/legacy_mgcp/mgcp.h>
+#include <osmocom/legacy_mgcp/vty.h>
+#include <osmocom/legacy_mgcp/mgcp_internal.h>
+
+#include <osmocom/core/application.h>
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/utils.h>
+#include <string.h>
+#include <limits.h>
+#include <dlfcn.h>
+#include <time.h>
+#include <math.h>
+
+char *strline_r(char *str, char **saveptr);
+
+const char *strline_test_data =
+ "one CR\r"
+ "two CR\r"
+ "\r"
+ "one CRLF\r\n"
+ "two CRLF\r\n"
+ "\r\n"
+ "one LF\n"
+ "two LF\n"
+ "\n"
+ "mixed (4 lines)\r\r\n\n\r\n";
+
+#define EXPECTED_NUMBER_OF_LINES 13
+
+static void test_strline(void)
+{
+ char *save = NULL;
+ char *line;
+ char buf[2048];
+ int counter = 0;
+
+ osmo_strlcpy(buf, strline_test_data, sizeof(buf));
+
+ for (line = strline_r(buf, &save); line;
+ line = strline_r(NULL, &save)) {
+ printf("line: '%s'\n", line);
+ counter++;
+ }
+
+ OSMO_ASSERT(counter == EXPECTED_NUMBER_OF_LINES);
+}
+
+#define AUEP1 "AUEP 158663169 ds/e1-1/2@172.16.6.66 MGCP 1.0\r\n"
+#define AUEP1_RET "200 158663169 OK\r\n"
+#define AUEP2 "AUEP 18983213 ds/e1-2/1@172.16.6.66 MGCP 1.0\r\n"
+#define AUEP2_RET "500 18983213 FAIL\r\n"
+#define EMPTY "\r\n"
+#define EMPTY_RET NULL
+#define SHORT "CRCX \r\n"
+#define SHORT_RET "510 000000 FAIL\r\n"
+
+#define MDCX_WRONG_EP "MDCX 18983213 ds/e1-3/1@172.16.6.66 MGCP 1.0\r\n"
+#define MDCX_ERR_RET "510 18983213 FAIL\r\n"
+#define MDCX_UNALLOCATED "MDCX 18983214 ds/e1-1/2@172.16.6.66 MGCP 1.0\r\n"
+#define MDCX_RET "400 18983214 FAIL\r\n"
+#define MDCX3 "MDCX 18983215 1@mgw MGCP 1.0\r\n"
+#define MDCX3_RET "200 18983215 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 0 RTP/AVP 126\r\n" \
+ "a=rtpmap:126 AMR/8000\r\n" \
+ "a=ptime:20\r\n"
+#define MDCX3_FMTP_RET "200 18983215 OK\r\n" \
+ "I: 3\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 3 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 0 RTP/AVP 126\r\n" \
+ "a=rtpmap:126 AMR/8000\r\n" \
+ "a=fmtp:126 0/1/2\r\n" \
+ "a=ptime:20\r\n"
+#define MDCX4 "MDCX 18983216 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+#define MDCX4_RET(Ident) "200 " Ident " OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 0 RTP/AVP 126\r\n" \
+ "a=rtpmap:126 AMR/8000\r\n" \
+ "a=ptime:20\r\n"
+
+#define MDCX4_PT1 "MDCX 18983217 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20-40, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_PT2 "MDCX 18983218 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20-20, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_PT3 "MDCX 18983219 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_SO "MDCX 18983220 1@mgw MGCP 1.0\r\n" \
+ "M: sendonly\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_RO "MDCX 18983221 1@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20, a:AMR, nt:IN\r\n"
+
+#define SHORT2 "CRCX 1"
+#define SHORT2_RET "510 000000 FAIL\r\n"
+#define SHORT3 "CRCX 1 1@mgw"
+#define SHORT4 "CRCX 1 1@mgw MGCP"
+#define SHORT5 "CRCX 1 1@mgw MGCP 1.0"
+
+#define CRCX "CRCX 2 1@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 97\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_RET "200 2 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 0 RTP/AVP 126\r\n" \
+ "a=rtpmap:126 AMR/8000\r\n" \
+ "a=ptime:20\r\n"
+
+#define CRCX_RET_NO_RTPMAP "200 2 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 0 RTP/AVP 126\r\n" \
+ "a=ptime:20\r\n"
+
+#define CRCX_FMTP_RET "200 2 OK\r\n" \
+ "I: 3\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 3 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 0 RTP/AVP 126\r\n" \
+ "a=rtpmap:126 AMR/8000\r\n" \
+ "a=fmtp:126 0/1/2\r\n" \
+ "a=ptime:20\r\n"
+
+#define CRCX_ZYN "CRCX 2 1@mgw MGCP 1.0\r" \
+ "M: recvonly\r" \
+ "C: 2\r\r" \
+ "v=0\r" \
+ "c=IN IP4 123.12.12.123\r" \
+ "m=audio 5904 RTP/AVP 97\r" \
+ "a=rtpmap:97 GSM-EFR/8000\r"
+
+#define CRCX_ZYN_RET "200 2 OK\r\n" \
+ "I: 2\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 2 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 0 RTP/AVP 126\r\n" \
+ "a=rtpmap:126 AMR/8000\r\n" \
+ "a=ptime:20\r\n"
+
+#define DLCX "DLCX 7 1@mgw MGCP 1.0\r\n" \
+ "C: 2\r\n"
+
+#define DLCX_RET "250 7 OK\r\n" \
+ "P: PS=0, OS=0, PR=0, OR=0, PL=0, JI=0\r\n" \
+ "X-Osmo-CP: EC TIS=0, TOS=0, TIR=0, TOR=0\r\n"
+
+#define RQNT "RQNT 186908780 1@mgw MGCP 1.0\r\n" \
+ "X: B244F267488\r\n" \
+ "S: D/9\r\n"
+
+#define RQNT2 "RQNT 186908781 1@mgw MGCP 1.0\r\n" \
+ "X: ADD4F26746F\r\n" \
+ "R: D/[0-9#*](N), G/ft, fxr/t38\r\n"
+
+#define RQNT1_RET "200 186908780 OK\r\n"
+#define RQNT2_RET "200 186908781 OK\r\n"
+
+#define PTYPE_IGNORE 0 /* == default initializer */
+#define PTYPE_NONE 128
+#define PTYPE_NYI PTYPE_NONE
+
+#define CRCX_MULT_1 "CRCX 2 1@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 18 97\r\n"\
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_2 "CRCX 2 2@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 18 97 101\r\n"\
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=rtpmap:101 FOO/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_3 "CRCX 2 3@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=rtpmap:101 FOO/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_4 "CRCX 2 4@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 18\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=rtpmap:101 FOO/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_GSM_EXACT \
+ "CRCX 259260421 5@mgw MGCP 1.0\r\n" \
+ "C: 1355c6041e\r\n" \
+ "I: 3\r\n" \
+ "L: p:20, a:GSM, nt:IN\r\n" \
+ "M: recvonly\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "o=- 1439038275 1439038275 IN IP4 192.168.181.247\r\n" \
+ "s=-\r\nc=IN IP4 192.168.181.247\r\n" \
+ "t=0 0\r\nm=audio 29084 RTP/AVP 255 0 8 3 18 4 96 97 101\r\n" \
+ "a=rtpmap:0 PCMU/8000\r\n" \
+ "a=rtpmap:8 PCMA/8000\r\n" \
+ "a=rtpmap:3 gsm/8000\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=fmtp:18 annexb=no\r\n" \
+ "a=rtpmap:4 G723/8000\r\n" \
+ "a=rtpmap:96 iLBC/8000\r\n" \
+ "a=fmtp:96 mode=20\r\n" \
+ "a=rtpmap:97 iLBC/8000\r\n" \
+ "a=fmtp:97 mode=30\r\n" \
+ "a=rtpmap:101 telephone-event/8000\r\n" \
+ "a=fmtp:101 0-15\r\n" \
+ "a=recvonly\r\n"
+#define MDCX_NAT_DUMMY \
+ "MDCX 23 5@mgw MGCP 1.0\r\n" \
+ "C: 1355c6041e\r\n" \
+ "\r\n" \
+ "c=IN IP4 8.8.8.8\r\n" \
+ "m=audio 16434 RTP/AVP 255\r\n"
+
+
+struct mgcp_test {
+ const char *name;
+ const char *req;
+ const char *exp_resp;
+ int exp_net_ptype;
+ int exp_bts_ptype;
+
+ const char *extra_fmtp;
+};
+
+static const struct mgcp_test tests[] = {
+ { "AUEP1", AUEP1, AUEP1_RET },
+ { "AUEP2", AUEP2, AUEP2_RET },
+ { "MDCX1", MDCX_WRONG_EP, MDCX_ERR_RET },
+ { "MDCX2", MDCX_UNALLOCATED, MDCX_RET },
+ { "CRCX", CRCX, CRCX_RET, 97, 126 },
+ { "MDCX3", MDCX3, MDCX3_RET, PTYPE_NONE, 126 },
+ { "MDCX4", MDCX4, MDCX4_RET("18983216"), 99, 126 },
+ { "MDCX4_PT1", MDCX4_PT1, MDCX4_RET("18983217"), 99, 126 },
+ { "MDCX4_PT2", MDCX4_PT2, MDCX4_RET("18983218"), 99, 126 },
+ { "MDCX4_PT3", MDCX4_PT3, MDCX4_RET("18983219"), 99, 126 },
+ { "MDCX4_SO", MDCX4_SO, MDCX4_RET("18983220"), 99, 126 },
+ { "MDCX4_RO", MDCX4_RO, MDCX4_RET("18983221"), PTYPE_IGNORE, 126 },
+ { "DLCX", DLCX, DLCX_RET, -1, -1 },
+ { "CRCX_ZYN", CRCX_ZYN, CRCX_ZYN_RET, 97, 126 },
+ { "EMPTY", EMPTY, EMPTY_RET },
+ { "SHORT1", SHORT, SHORT_RET },
+ { "SHORT2", SHORT2, SHORT2_RET },
+ { "SHORT3", SHORT3, SHORT2_RET },
+ { "SHORT4", SHORT4, SHORT2_RET },
+ { "RQNT1", RQNT, RQNT1_RET },
+ { "RQNT2", RQNT2, RQNT2_RET },
+ { "DLCX", DLCX, DLCX_RET, -1, -1 },
+ { "CRCX", CRCX, CRCX_FMTP_RET, 97, 126, .extra_fmtp = "a=fmtp:126 0/1/2" },
+ { "MDCX3", MDCX3, MDCX3_FMTP_RET, PTYPE_NONE, 126 , .extra_fmtp = "a=fmtp:126 0/1/2" },
+ { "DLCX", DLCX, DLCX_RET, -1, -1 , .extra_fmtp = "a=fmtp:126 0/1/2" },
+};
+
+static const struct mgcp_test retransmit[] = {
+ { "CRCX", CRCX, CRCX_RET },
+ { "RQNT1", RQNT, RQNT1_RET },
+ { "RQNT2", RQNT2, RQNT2_RET },
+ { "MDCX3", MDCX3, MDCX3_RET },
+ { "DLCX", DLCX, DLCX_RET },
+};
+
+static struct msgb *create_msg(const char *str)
+{
+ struct msgb *msg;
+
+ msg = msgb_alloc_headroom(4096, 128, "MGCP msg");
+ int len = sprintf((char *)msg->data, "%s", str);
+ msg->l2h = msgb_put(msg, len);
+ return msg;
+}
+
+static int last_endpoint = -1;
+
+static int mgcp_test_policy_cb(struct mgcp_trunk_config *cfg, int endpoint,
+ int state, const char *transactio_id)
+{
+ fprintf(stderr, "Policy CB got state %d on endpoint %d\n",
+ state, endpoint);
+ last_endpoint = endpoint;
+ return MGCP_POLICY_CONT;
+}
+
+#define MGCP_DUMMY_LOAD 0x23
+static int dummy_packets = 0;
+/* override and forward */
+ssize_t sendto(int sockfd, const void *buf, size_t len, int flags,
+ const struct sockaddr *dest_addr, socklen_t addrlen)
+{
+ typedef ssize_t (*sendto_t)(int, const void *, size_t, int,
+ const struct sockaddr *, socklen_t);
+ static sendto_t real_sendto = NULL;
+ uint32_t dest_host = htonl(((struct sockaddr_in *)dest_addr)->sin_addr.s_addr);
+ int dest_port = htons(((struct sockaddr_in *)dest_addr)->sin_port);
+
+ if (!real_sendto)
+ real_sendto = dlsym(RTLD_NEXT, "sendto");
+
+ if (len == 1 && ((const char *)buf)[0] == MGCP_DUMMY_LOAD ) {
+ fprintf(stderr, "Dummy packet to 0x%08x:%d, msg length %zu\n%s\n\n",
+ dest_host, dest_port,
+ len, osmo_hexdump(buf, len));
+ dummy_packets += 1;
+ }
+
+ return real_sendto(sockfd, buf, len, flags, dest_addr, addrlen);
+}
+
+static int64_t force_monotonic_time_us = -1;
+/* override and forward */
+int clock_gettime(clockid_t clk_id, struct timespec *tp)
+{
+ typedef int (*clock_gettime_t)(clockid_t clk_id, struct timespec *tp);
+ static clock_gettime_t real_clock_gettime = NULL;
+
+ if (!real_clock_gettime)
+ real_clock_gettime = dlsym(RTLD_NEXT, "clock_gettime");
+
+ if (clk_id == CLOCK_MONOTONIC && force_monotonic_time_us >= 0) {
+ tp->tv_sec = force_monotonic_time_us / 1000000;
+ tp->tv_nsec = (force_monotonic_time_us % 1000000) * 1000;
+ return 0;
+ }
+
+ return real_clock_gettime(clk_id, tp);
+}
+
+#define CONN_UNMODIFIED (0x1000)
+
+static void test_values(void)
+{
+ /* Check that NONE disables all output */
+ OSMO_ASSERT((MGCP_CONN_NONE & MGCP_CONN_RECV_SEND) == 0);
+
+ /* Check that LOOPBACK enables all output */
+ OSMO_ASSERT((MGCP_CONN_LOOPBACK & MGCP_CONN_RECV_SEND) ==
+ MGCP_CONN_RECV_SEND);
+}
+
+
+static void test_messages(void)
+{
+ struct mgcp_config *cfg;
+ struct mgcp_endpoint *endp;
+ int i;
+
+ cfg = mgcp_config_alloc();
+
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ cfg->policy_cb = mgcp_test_policy_cb;
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ /* reset endpoints */
+ for (i = 0; i < cfg->trunk.number_endpoints; i++) {
+ endp = &cfg->trunk.endpoints[i];
+ endp->net_end.codec.payload_type = PTYPE_NONE;
+ endp->net_end.packet_duration_ms = -1;
+
+ OSMO_ASSERT(endp->conn_mode == MGCP_CONN_NONE);
+ endp->conn_mode |= CONN_UNMODIFIED;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(tests); i++) {
+ const struct mgcp_test *t = &tests[i];
+ struct msgb *inp;
+ struct msgb *msg;
+
+ printf("Testing %s\n", t->name);
+
+ last_endpoint = -1;
+ dummy_packets = 0;
+
+ osmo_talloc_replace_string(cfg, &cfg->trunk.audio_fmtp_extra, t->extra_fmtp);
+
+ inp = create_msg(t->req);
+ msg = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ if (!t->exp_resp) {
+ if (msg)
+ printf("%s failed '%s'\n", t->name, (char *) msg->data);
+ } else if (strcmp((char *) msg->data, t->exp_resp) != 0)
+ printf("%s failed.\nExpected:\n%s\nGot:\n%s\n",
+ t->name, t->exp_resp, (char *) msg->data);
+ msgb_free(msg);
+
+ if (dummy_packets)
+ printf("Dummy packets: %d\n", dummy_packets);
+
+ if (last_endpoint != -1) {
+ endp = &cfg->trunk.endpoints[last_endpoint];
+
+ if (endp->net_end.packet_duration_ms != -1)
+ printf("Detected packet duration: %d\n",
+ endp->net_end.packet_duration_ms);
+ else
+ printf("Packet duration not set\n");
+ if (endp->local_options.pkt_period_min ||
+ endp->local_options.pkt_period_max)
+ printf("Requested packetetization period: "
+ "%d-%d\n",
+ endp->local_options.pkt_period_min,
+ endp->local_options.pkt_period_max);
+ else
+ printf("Requested packetization period not set\n");
+
+ if ((endp->conn_mode & CONN_UNMODIFIED) == 0) {
+ printf("Connection mode: %d:%s%s%s%s\n",
+ endp->conn_mode,
+ !endp->conn_mode ? " NONE" : "",
+ endp->conn_mode & MGCP_CONN_SEND_ONLY ?
+ " SEND" : "",
+ endp->conn_mode & MGCP_CONN_RECV_ONLY ?
+ " RECV" : "",
+ endp->conn_mode & MGCP_CONN_LOOPBACK &
+ ~MGCP_CONN_RECV_SEND ?
+ " LOOP" : "");
+ fprintf(stderr,
+ "BTS output %sabled, NET output %sabled\n",
+ endp->bts_end.output_enabled ? "en" : "dis",
+ endp->net_end.output_enabled ? "en" : "dis");
+ } else
+ printf("Connection mode not set\n");
+
+ OSMO_ASSERT(endp->net_end.output_enabled ==
+ (endp->conn_mode & MGCP_CONN_SEND_ONLY ? 1 : 0));
+ OSMO_ASSERT(endp->bts_end.output_enabled ==
+ (endp->conn_mode & MGCP_CONN_RECV_ONLY ? 1 : 0));
+
+ endp->net_end.packet_duration_ms = -1;
+ endp->local_options.pkt_period_min = 0;
+ endp->local_options.pkt_period_max = 0;
+ endp->conn_mode |= CONN_UNMODIFIED;
+ }
+
+
+ /* Check detected payload type */
+ if (t->exp_net_ptype != PTYPE_IGNORE ||
+ t->exp_bts_ptype != PTYPE_IGNORE) {
+ OSMO_ASSERT(last_endpoint != -1);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+
+ fprintf(stderr, "endpoint %d: "
+ "payload type BTS %d (exp %d), NET %d (exp %d)\n",
+ last_endpoint,
+ endp->bts_end.codec.payload_type, t->exp_bts_ptype,
+ endp->net_end.codec.payload_type, t->exp_net_ptype);
+
+ if (t->exp_bts_ptype != PTYPE_IGNORE)
+ OSMO_ASSERT(endp->bts_end.codec.payload_type ==
+ t->exp_bts_ptype);
+ if (t->exp_net_ptype != PTYPE_IGNORE)
+ OSMO_ASSERT(endp->net_end.codec.payload_type ==
+ t->exp_net_ptype);
+
+ /* Reset them again for next test */
+ endp->net_end.codec.payload_type = PTYPE_NONE;
+ }
+ }
+
+ talloc_free(cfg);
+}
+
+static void test_retransmission(void)
+{
+ struct mgcp_config *cfg;
+ int i;
+
+ cfg = mgcp_config_alloc();
+
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ /* reset endpoints */
+ for (i = 0; i < cfg->trunk.number_endpoints; i++) {
+ struct mgcp_endpoint *endp;
+ endp = &cfg->trunk.endpoints[i];
+ endp->bts_end.packet_duration_ms = 20;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(retransmit); i++) {
+ const struct mgcp_test *t = &retransmit[i];
+ struct msgb *inp;
+ struct msgb *msg;
+
+ printf("Testing %s\n", t->name);
+
+ inp = create_msg(t->req);
+ msg = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ if (strcmp((char *) msg->data, t->exp_resp) != 0)
+ printf("%s failed '%s'\n", t->name, (char *) msg->data);
+ msgb_free(msg);
+
+ /* Retransmit... */
+ printf("Re-transmitting %s\n", t->name);
+ inp = create_msg(t->req);
+ msg = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ if (strcmp((char *) msg->data, t->exp_resp) != 0)
+ printf("%s failed '%s'\n", t->name, (char *) msg->data);
+ msgb_free(msg);
+ }
+
+ talloc_free(cfg);
+}
+
+static int rqnt_cb(struct mgcp_endpoint *endp, char _tone)
+{
+ ptrdiff_t tone = _tone;
+ endp->cfg->data = (void *) tone;
+ return 0;
+}
+
+static void test_rqnt_cb(void)
+{
+ struct mgcp_config *cfg;
+ struct msgb *inp, *msg;
+
+ cfg = mgcp_config_alloc();
+ cfg->rqnt_cb = rqnt_cb;
+
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ inp = create_msg(CRCX);
+ msgb_free(mgcp_handle_message(cfg, inp));
+ msgb_free(inp);
+
+ /* send the RQNT and check for the CB */
+ inp = create_msg(RQNT);
+ msg = mgcp_handle_message(cfg, inp);
+ if (strncmp((const char *) msg->l2h, "200", 3) != 0) {
+ printf("FAILED: message is not 200. '%s'\n", msg->l2h);
+ abort();
+ }
+
+ if (cfg->data != (void *) '9') {
+ printf("FAILED: callback not called: %p\n", cfg->data);
+ abort();
+ }
+
+ msgb_free(msg);
+ msgb_free(inp);
+
+ inp = create_msg(DLCX);
+ msgb_free(mgcp_handle_message(cfg, inp));
+ msgb_free(inp);
+ talloc_free(cfg);
+}
+
+struct pl_test {
+ int cycles;
+ uint16_t base_seq;
+ uint16_t max_seq;
+ uint32_t packets;
+
+ uint32_t expected;
+ int loss;
+};
+
+static const struct pl_test pl_test_dat[] = {
+ /* basic.. just one package */
+ { .cycles = 0, .base_seq = 0, .max_seq = 0, .packets = 1, .expected = 1, .loss = 0},
+ /* some packages and a bit of loss */
+ { .cycles = 0, .base_seq = 0, .max_seq = 100, .packets = 100, .expected = 101, .loss = 1},
+ /* wrap around */
+ { .cycles = 1<<16, .base_seq = 0xffff, .max_seq = 2, .packets = 4, .expected = 4, .loss = 0},
+ /* min loss */
+ { .cycles = 0, .base_seq = 0, .max_seq = 0, .packets = UINT_MAX, .expected = 1, .loss = INT_MIN },
+ /* max loss, with wrap around on expected max */
+ { .cycles = INT_MAX, .base_seq = 0, .max_seq = UINT16_MAX, .packets = 0, .expected = ((uint32_t)(INT_MAX) + UINT16_MAX + 1), .loss = INT_MAX },
+};
+
+static void test_packet_loss_calc(void)
+{
+ int i;
+ printf("Testing packet loss calculation.\n");
+
+ for (i = 0; i < ARRAY_SIZE(pl_test_dat); ++i) {
+ uint32_t expected;
+ int loss;
+ struct mgcp_rtp_state state;
+ struct mgcp_rtp_end rtp;
+ memset(&state, 0, sizeof(state));
+ memset(&rtp, 0, sizeof(rtp));
+
+ state.stats_initialized = 1;
+ state.stats_base_seq = pl_test_dat[i].base_seq;
+ state.stats_max_seq = pl_test_dat[i].max_seq;
+ state.stats_cycles = pl_test_dat[i].cycles;
+
+ rtp.packets = pl_test_dat[i].packets;
+ mgcp_state_calc_loss(&state, &rtp, &expected, &loss);
+
+ if (loss != pl_test_dat[i].loss || expected != pl_test_dat[i].expected) {
+ printf("FAIL: Wrong exp/loss at idx(%d) Loss(%d vs. %d) Exp(%u vs. %u)\n",
+ i, loss, pl_test_dat[i].loss,
+ expected, pl_test_dat[i].expected);
+ }
+ }
+}
+
+static void test_mgcp_stats(void)
+{
+ printf("Testing stat parsing\n");
+
+ uint32_t bps, bos, pr, _or, jitter;
+ struct msgb *msg;
+ int loss;
+ int rc;
+
+ msg = create_msg(DLCX_RET);
+ rc = mgcp_parse_stats(msg, &bps, &bos, &pr, &_or, &loss, &jitter);
+ printf("Parsing result: %d\n", rc);
+ if (bps != 0 || bos != 0 || pr != 0 || _or != 0 || loss != 0 || jitter != 0)
+ printf("FAIL: Parsing failed1.\n");
+ msgb_free(msg);
+
+ msg = create_msg("250 7 OK\r\nP: PS=10, OS=20, PR=30, OR=40, PL=-3, JI=40\r\n");
+ rc = mgcp_parse_stats(msg, &bps, &bos, &pr, &_or, &loss, &jitter);
+ printf("Parsing result: %d\n", rc);
+ if (bps != 10 || bos != 20 || pr != 30 || _or != 40 || loss != -3 || jitter != 40)
+ printf("FAIL: Parsing failed2.\n");
+ msgb_free(msg);
+}
+
+struct rtp_packet_info {
+ float txtime;
+ int len;
+ char *data;
+};
+
+struct rtp_packet_info test_rtp_packets1[] = {
+ /* RTP: SeqNo=0, TS=0 */
+ {0.000000, 20, "\x80\x62\x00\x00\x00\x00\x00\x00\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 20, "\x80\x62\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=2, TS=320 */
+ {0.040000, 20, "\x80\x62\x00\x02\x00\x00\x01\x40\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Repeat RTP timestamp: */
+ /* RTP: SeqNo=3, TS=320 */
+ {0.060000, 20, "\x80\x62\x00\x03\x00\x00\x01\x40\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=4, TS=480 */
+ {0.080000, 20, "\x80\x62\x00\x04\x00\x00\x01\xE0\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=5, TS=640 */
+ {0.100000, 20, "\x80\x62\x00\x05\x00\x00\x02\x80\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Double skip RTP timestamp (delta = 2*160): */
+ /* RTP: SeqNo=6, TS=960 */
+ {0.120000, 20, "\x80\x62\x00\x06\x00\x00\x03\xC0\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=7, TS=1120 */
+ {0.140000, 20, "\x80\x62\x00\x07\x00\x00\x04\x60\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=8, TS=1280 */
+ {0.160000, 20, "\x80\x62\x00\x08\x00\x00\x05\x00\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Non 20ms RTP timestamp (delta = 120): */
+ /* RTP: SeqNo=9, TS=1400 */
+ {0.180000, 20, "\x80\x62\x00\x09\x00\x00\x05\x78\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=10, TS=1560 */
+ {0.200000, 20, "\x80\x62\x00\x0A\x00\x00\x06\x18\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=11, TS=1720 */
+ {0.220000, 20, "\x80\x62\x00\x0B\x00\x00\x06\xB8\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* SSRC changed to 0x10203040, RTP timestamp jump */
+ /* RTP: SeqNo=12, TS=34688 */
+ {0.240000, 20, "\x80\x62\x00\x0C\x00\x00\x87\x80\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=13, TS=34848 */
+ {0.260000, 20, "\x80\x62\x00\x0D\x00\x00\x88\x20\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=14, TS=35008 */
+ {0.280000, 20, "\x80\x62\x00\x0E\x00\x00\x88\xC0\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Non 20ms RTP timestamp (delta = 120): */
+ /* RTP: SeqNo=15, TS=35128 */
+ {0.300000, 20, "\x80\x62\x00\x0F\x00\x00\x89\x38\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=16, TS=35288 */
+ {0.320000, 20, "\x80\x62\x00\x10\x00\x00\x89\xD8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=17, TS=35448 */
+ {0.340000, 20, "\x80\x62\x00\x11\x00\x00\x8A\x78\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x8A\xAB\xCD\xEF"},
+ /* SeqNo increment by 2, RTP timestamp delta = 320: */
+ /* RTP: SeqNo=19, TS=35768 */
+ {0.360000, 20, "\x80\x62\x00\x13\x00\x00\x8B\xB8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=20, TS=35928 */
+ {0.380000, 20, "\x80\x62\x00\x14\x00\x00\x8C\x58\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=21, TS=36088 */
+ {0.380000, 20, "\x80\x62\x00\x15\x00\x00\x8C\xF8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Repeat last packet */
+ /* RTP: SeqNo=21, TS=36088 */
+ {0.400000, 20, "\x80\x62\x00\x15\x00\x00\x8C\xF8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=22, TS=36248 */
+ {0.420000, 20, "\x80\x62\x00\x16\x00\x00\x8D\x98\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=23, TS=36408 */
+ {0.440000, 20, "\x80\x62\x00\x17\x00\x00\x8E\x38\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Don't increment SeqNo but increment timestamp by 160 */
+ /* RTP: SeqNo=23, TS=36568 */
+ {0.460000, 20, "\x80\x62\x00\x17\x00\x00\x8E\xD8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=24, TS=36728 */
+ {0.480000, 20, "\x80\x62\x00\x18\x00\x00\x8F\x78\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=25, TS=36888 */
+ {0.500000, 20, "\x80\x62\x00\x19\x00\x00\x90\x18\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* SSRC changed to 0x50607080, RTP timestamp jump, Delay of 1.5s,
+ * SeqNo jump */
+ /* RTP: SeqNo=1000, TS=160000 */
+ {2.000000, 20, "\x80\x62\x03\xE8\x00\x02\x71\x00\x50\x60\x70\x80"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=1001, TS=160160 */
+ {2.020000, 20, "\x80\x62\x03\xE9\x00\x02\x71\xA0\x50\x60\x70\x80"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=1002, TS=160320 */
+ {2.040000, 20, "\x80\x62\x03\xEA\x00\x02\x72\x40\x50\x60\x70\x80"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+};
+
+void mgcp_patch_and_count(struct mgcp_endpoint *endp, struct mgcp_rtp_state *state,
+ struct mgcp_rtp_end *rtp_end, struct sockaddr_in *addr,
+ char *data, int len);
+
+static void test_packet_error_detection(int patch_ssrc, int patch_ts)
+{
+ int i;
+
+ struct mgcp_trunk_config trunk;
+ struct mgcp_endpoint endp;
+ struct mgcp_rtp_state state;
+ struct mgcp_rtp_end *rtp = &endp.net_end;
+ struct sockaddr_in addr = {0};
+ char buffer[4096];
+ uint32_t last_ssrc = 0;
+ uint32_t last_timestamp = 0;
+ uint32_t last_seqno = 0;
+ int last_in_ts_err_cnt = 0;
+ int last_out_ts_err_cnt = 0;
+
+ printf("Testing packet error detection%s%s.\n",
+ patch_ssrc ? ", patch SSRC" : "",
+ patch_ts ? ", patch timestamps" : "");
+
+ memset(&trunk, 0, sizeof(trunk));
+ memset(&endp, 0, sizeof(endp));
+ memset(&state, 0, sizeof(state));
+
+ trunk.number_endpoints = 1;
+ trunk.endpoints = &endp;
+ trunk.force_constant_ssrc = patch_ssrc;
+ trunk.force_aligned_timing = patch_ts;
+
+ endp.tcfg = &trunk;
+
+ mgcp_initialize_endp(&endp);
+
+ rtp->codec.payload_type = 98;
+
+ for (i = 0; i < ARRAY_SIZE(test_rtp_packets1); ++i) {
+ struct rtp_packet_info *info = test_rtp_packets1 + i;
+
+ force_monotonic_time_us = round(1000000.0 * info->txtime);
+
+ OSMO_ASSERT(info->len <= sizeof(buffer));
+ OSMO_ASSERT(info->len >= 0);
+ memmove(buffer, info->data, info->len);
+
+ mgcp_rtp_end_config(&endp, 1, rtp);
+
+ mgcp_patch_and_count(&endp, &state, rtp, &addr,
+ buffer, info->len);
+
+ if (state.out_stream.ssrc != last_ssrc) {
+ printf("Output SSRC changed to %08x\n",
+ state.out_stream.ssrc);
+ last_ssrc = state.out_stream.ssrc;
+ }
+
+ printf("In TS: %d, dTS: %d, Seq: %d\n",
+ state.in_stream.last_timestamp,
+ state.in_stream.last_tsdelta,
+ state.in_stream.last_seq);
+
+ printf("Out TS change: %d, dTS: %d, Seq change: %d, "
+ "TS Err change: in %+d, out %+d\n",
+ state.out_stream.last_timestamp - last_timestamp,
+ state.out_stream.last_tsdelta,
+ state.out_stream.last_seq - last_seqno,
+ state.in_stream.err_ts_counter - last_in_ts_err_cnt,
+ state.out_stream.err_ts_counter - last_out_ts_err_cnt);
+
+ printf("Stats: Jitter = %u, Transit = %d\n",
+ mgcp_state_calc_jitter(&state), state.stats_transit);
+
+ last_in_ts_err_cnt = state.in_stream.err_ts_counter;
+ last_out_ts_err_cnt = state.out_stream.err_ts_counter;
+ last_timestamp = state.out_stream.last_timestamp;
+ last_seqno = state.out_stream.last_seq;
+ }
+
+ force_monotonic_time_us = -1;
+}
+
+static void test_multilple_codec(void)
+{
+ struct mgcp_config *cfg;
+ struct mgcp_endpoint *endp;
+ struct msgb *inp, *resp;
+ struct in_addr addr;
+
+ printf("Testing multiple payload types\n");
+
+ cfg = mgcp_config_alloc();
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+ cfg->policy_cb = mgcp_test_policy_cb;
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ /* Allocate endpoint 1@mgw with two codecs */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_1);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 1);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 18);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == 97);
+
+ /* Allocate 2@mgw with three codecs, last one ignored */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_2);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 2);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 18);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == 97);
+
+ /* Allocate 3@mgw with no codecs, check for PT == -1 */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_3);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 3);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ OSMO_ASSERT(endp->net_end.codec.payload_type == -1);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == -1);
+
+ /* Allocate 4@mgw with a single codec */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_4);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 4);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 18);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == -1);
+
+ /* Allocate 5@mgw at select GSM.. */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_GSM_EXACT);
+ talloc_free(cfg->trunk.audio_name);
+ cfg->trunk.audio_name = "GSM/8000";
+ cfg->trunk.no_audio_transcoding = 1;
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 5);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 3);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == -1);
+
+ inp = create_msg(MDCX_NAT_DUMMY);
+ last_endpoint = -1;
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+ OSMO_ASSERT(last_endpoint == 5);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 3);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == -1);
+ OSMO_ASSERT(endp->net_end.rtp_port == htons(16434));
+ memset(&addr, 0, sizeof(addr));
+ inet_aton("8.8.8.8", &addr);
+ OSMO_ASSERT(endp->net_end.addr.s_addr == addr.s_addr);
+
+ /* Check what happens without that flag */
+
+ /* Free the previous endpoint and the data ... */
+ mgcp_release_endp(endp);
+ talloc_free(endp->last_response);
+ talloc_free(endp->last_trans);
+ endp->last_response = endp->last_trans = NULL;
+
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_GSM_EXACT);
+ cfg->trunk.no_audio_transcoding = 0;
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 5);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 255);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == 0);
+
+ talloc_free(cfg);
+}
+
+static void test_no_cycle(void)
+{
+ struct mgcp_config *cfg;
+ struct mgcp_endpoint *endp;
+
+ printf("Testing no sequence flow on initial packet\n");
+
+ cfg = mgcp_config_alloc();
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ endp = &cfg->trunk.endpoints[1];
+ OSMO_ASSERT(endp->net_state.stats_initialized == 0);
+
+ mgcp_rtp_annex_count(endp, &endp->net_state, 0, 0, 2342);
+ OSMO_ASSERT(endp->net_state.stats_initialized == 1);
+ OSMO_ASSERT(endp->net_state.stats_cycles == 0);
+ OSMO_ASSERT(endp->net_state.stats_max_seq == 0);
+
+ mgcp_rtp_annex_count(endp, &endp->net_state, 1, 0, 2342);
+ OSMO_ASSERT(endp->net_state.stats_initialized == 1);
+ OSMO_ASSERT(endp->net_state.stats_cycles == 0);
+ OSMO_ASSERT(endp->net_state.stats_max_seq == 1);
+
+ /* now jump.. */
+ mgcp_rtp_annex_count(endp, &endp->net_state, UINT16_MAX, 0, 2342);
+ OSMO_ASSERT(endp->net_state.stats_initialized == 1);
+ OSMO_ASSERT(endp->net_state.stats_cycles == 0);
+ OSMO_ASSERT(endp->net_state.stats_max_seq == UINT16_MAX);
+
+ /* and wrap */
+ mgcp_rtp_annex_count(endp, &endp->net_state, 0, 0, 2342);
+ OSMO_ASSERT(endp->net_state.stats_initialized == 1);
+ OSMO_ASSERT(endp->net_state.stats_cycles == UINT16_MAX + 1);
+ OSMO_ASSERT(endp->net_state.stats_max_seq == 0);
+
+ talloc_free(cfg);
+}
+
+static void test_no_name(void)
+{
+ struct mgcp_config *cfg;
+ struct mgcp_endpoint *endp;
+ struct msgb *inp, *msg;
+ int i;
+
+ printf("Testing no rtpmap name\n");
+ cfg = mgcp_config_alloc();
+
+ cfg->trunk.number_endpoints = 64;
+ cfg->trunk.audio_send_name = 0;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ cfg->policy_cb = mgcp_test_policy_cb;
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ /* reset endpoints */
+ for (i = 0; i < cfg->trunk.number_endpoints; i++) {
+ endp = &cfg->trunk.endpoints[i];
+ endp->net_end.codec.payload_type = PTYPE_NONE;
+ endp->net_end.packet_duration_ms = -1;
+
+ OSMO_ASSERT(endp->conn_mode == MGCP_CONN_NONE);
+ endp->conn_mode |= CONN_UNMODIFIED;
+ }
+
+ inp = create_msg(CRCX);
+ msg = mgcp_handle_message(cfg, inp);
+ if (strcmp((char *) msg->data, CRCX_RET_NO_RTPMAP) != 0)
+ printf("FAILED: there should not be a RTPMAP: %s\n",
+ (char *) msg->data);
+ msgb_free(inp);
+ msgb_free(msg);
+
+ mgcp_release_endp(&cfg->trunk.endpoints[1]);
+ talloc_free(cfg);
+}
+
+static void test_osmux_cid(void)
+{
+ int id, i;
+
+ OSMO_ASSERT(osmux_used_cid() == 0);
+ id = osmux_get_cid();
+ OSMO_ASSERT(id == 0);
+ OSMO_ASSERT(osmux_used_cid() == 1);
+ osmux_put_cid(id);
+ OSMO_ASSERT(osmux_used_cid() == 0);
+
+ for (i = 0; i < 256; ++i) {
+ id = osmux_get_cid();
+ OSMO_ASSERT(id == i);
+ OSMO_ASSERT(osmux_used_cid() == i + 1);
+ }
+
+ id = osmux_get_cid();
+ OSMO_ASSERT(id == -1);
+
+ for (i = 0; i < 256; ++i)
+ osmux_put_cid(i);
+ OSMO_ASSERT(osmux_used_cid() == 0);
+}
+
+static const struct log_info_cat log_categories[] = {
+};
+
+const struct log_info log_info = {
+ .cat = log_categories,
+ .num_cat = ARRAY_SIZE(log_categories),
+};
+
+int main(int argc, char **argv)
+{
+ msgb_talloc_ctx_init(NULL, 0);
+ osmo_init_logging(&log_info);
+
+ test_strline();
+ test_values();
+ test_messages();
+ test_retransmission();
+ test_packet_loss_calc();
+ test_rqnt_cb();
+ test_mgcp_stats();
+ test_packet_error_detection(1, 0);
+ test_packet_error_detection(0, 0);
+ test_packet_error_detection(0, 1);
+ test_packet_error_detection(1, 1);
+ test_multilple_codec();
+ test_no_cycle();
+ test_no_name();
+ test_osmux_cid();
+
+ printf("Done\n");
+ return EXIT_SUCCESS;
+}
diff --git a/tests/legacy_mgcp/mgcp_test.ok b/tests/legacy_mgcp/mgcp_test.ok
new file mode 100644
index 0000000..4e27282
--- /dev/null
+++ b/tests/legacy_mgcp/mgcp_test.ok
@@ -0,0 +1,480 @@
+line: 'one CR'
+line: 'two CR'
+line: ''
+line: 'one CRLF'
+line: 'two CRLF'
+line: ''
+line: 'one LF'
+line: 'two LF'
+line: ''
+line: 'mixed (4 lines)'
+line: ''
+line: ''
+line: ''
+Testing AUEP1
+Testing AUEP2
+Testing MDCX1
+Testing MDCX2
+Testing CRCX
+Dummy packets: 1
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 1: RECV
+Testing MDCX3
+Dummy packets: 1
+Packet duration not set
+Requested packetization period not set
+Connection mode not set
+Testing MDCX4
+Dummy packets: 1
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 3: SEND RECV
+Testing MDCX4_PT1
+Dummy packets: 1
+Detected packet duration: 40
+Requested packetetization period: 20-40
+Connection mode: 3: SEND RECV
+Testing MDCX4_PT2
+Dummy packets: 1
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 3: SEND RECV
+Testing MDCX4_PT3
+Dummy packets: 1
+Detected packet duration: 40
+Requested packetization period not set
+Connection mode: 3: SEND RECV
+Testing MDCX4_SO
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 2: SEND
+Testing MDCX4_RO
+Dummy packets: 1
+Packet duration not set
+Requested packetetization period: 20-20
+Connection mode: 1: RECV
+Testing DLCX
+Detected packet duration: 20
+Requested packetization period not set
+Connection mode: 0: NONE
+Testing CRCX_ZYN
+Dummy packets: 1
+Packet duration not set
+Requested packetization period not set
+Connection mode: 1: RECV
+Testing EMPTY
+Testing SHORT1
+Testing SHORT2
+Testing SHORT3
+Testing SHORT4
+Testing RQNT1
+Testing RQNT2
+Testing DLCX
+Detected packet duration: 20
+Requested packetization period not set
+Connection mode: 0: NONE
+Testing CRCX
+Dummy packets: 1
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 1: RECV
+Testing MDCX3
+Dummy packets: 1
+Packet duration not set
+Requested packetization period not set
+Connection mode not set
+Testing DLCX
+Detected packet duration: 20
+Requested packetization period not set
+Connection mode: 0: NONE
+Testing CRCX
+Re-transmitting CRCX
+Testing RQNT1
+Re-transmitting RQNT1
+Testing RQNT2
+Re-transmitting RQNT2
+Testing MDCX3
+Re-transmitting MDCX3
+Testing DLCX
+Re-transmitting DLCX
+Testing packet loss calculation.
+Testing stat parsing
+Parsing result: 0
+Parsing result: 0
+Testing packet error detection, patch SSRC.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 12000, dTS: 12000, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing packet error detection.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+Output SSRC changed to 10203040
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 32968, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+Output SSRC changed to 50607080
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 123112, dTS: 160, Seq change: 975, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing packet error detection, patch timestamps.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+Output SSRC changed to 10203040
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 32968, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+Output SSRC changed to 50607080
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 123112, dTS: 160, Seq change: 975, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing packet error detection, patch SSRC, patch timestamps.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 12000, dTS: 12000, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing multiple payload types
+Testing no sequence flow on initial packet
+Testing no rtpmap name
+Done
diff --git a/tests/legacy_mgcp/mgcp_transcoding_test.c b/tests/legacy_mgcp/mgcp_transcoding_test.c
new file mode 100644
index 0000000..61de25f
--- /dev/null
+++ b/tests/legacy_mgcp/mgcp_transcoding_test.c
@@ -0,0 +1,661 @@
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <err.h>
+#include <stdint.h>
+#include <errno.h>
+
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/application.h>
+
+#include <osmocom/netif/rtp.h>
+
+#include <osmocom/legacy_mgcp/mgcp.h>
+#include <osmocom/legacy_mgcp/mgcp_internal.h>
+
+#include "bscconfig.h"
+#ifndef BUILD_MGCP_TRANSCODING
+#error "Requires MGCP transcoding enabled (see --enable-mgcp-transcoding)"
+#endif
+
+#include <osmocom/legacy_mgcp/mgcp_transcode.h>
+
+uint8_t *audio_frame_l16[] = {
+};
+
+struct rtp_packets {
+ float t;
+ int len;
+ char *data;
+};
+
+struct rtp_packets audio_packets_l16[] = {
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 332,
+ "\x80\x0B\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ "\x00\x00\x40\x13\x5A\x9E\x40\x13\x00\x00\xBF\xED\xA5\x62\xBF\xED"
+ },
+};
+
+struct rtp_packets audio_packets_gsm[] = {
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 45,
+ "\x80\x03\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\xD4\x7C\xE3\xE9\x62\x50\x39\xF0\xF8\xB4\x68\xEA\x6C\x0E\x81\x1B"
+ "\x56\x2A\xD5\xBC\x69\x9C\xD1\xF0\x66\x7A\xEC\x49\x7A\x33\x3D\x0A"
+ "\xDE"
+ },
+};
+
+struct rtp_packets audio_packets_gsm_invalid_size[] = {
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 41,
+ "\x80\x03\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\xD4\x7C\xE3\xE9\x62\x50\x39\xF0\xF8\xB4\x68\xEA\x6C\x0E\x81\x1B"
+ "\x56\x2A\xD5\xBC\x69\x9C\xD1\xF0\x66\x7A\xEC\x49\x7A\x33\x3D\x0A"
+ "\xDE"
+ },
+};
+
+struct rtp_packets audio_packets_gsm_invalid_data[] = {
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 45,
+ "\x80\x03\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE"
+ "\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE\xEE"
+ "\xEE"
+ },
+};
+
+struct rtp_packets audio_packets_gsm_invalid_ptype[] = {
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 45,
+ "\x80\x08\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\xD4\x7C\xE3\xE9\x62\x50\x39\xF0\xF8\xB4\x68\xEA\x6C\x0E\x81\x1B"
+ "\x56\x2A\xD5\xBC\x69\x9C\xD1\xF0\x66\x7A\xEC\x49\x7A\x33\x3D\x0A"
+ "\xDE"
+ },
+};
+
+struct rtp_packets audio_packets_g729[] = {
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 32,
+ "\x80\x12\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\xAF\xC2\x81\x40\x00\xFA\xCE\xA4\x21\x7C\xC5\xC3\x4F\xA5\x98\xF5"
+ "\xB2\x95\xC4\xAD"
+ },
+};
+
+struct rtp_packets audio_packets_pcma[] = {
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 172,
+ "\x80\x08\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ "\xD5\xA5\xA3\xA5\xD5\x25\x23\x25\xD5\xA5\xA3\xA5\xD5\x25\x23\x25"
+ },
+ /* RTP: SeqNo=26527, TS=232640 */
+ {0.020000, 92,
+ "\x80\x08\x67\x9f\x00\x03\x8c\xc0\x04\xaa\x67\x9f\xd5\xd5\xd5\xd5"
+ "\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5"
+ "\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5"
+ "\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5\xd5"
+ "\xd5\xd5\xd5\xd5\xd5\xd5\x55\x55\xd5\xd5\x55\x55\xd5\xd5\x55\x55"
+ "\xd5\xd5\xd5\x55\x55\xd5\xd5\xd5\x55\x55\xd5\xd5"
+ },
+ /* RTP: SeqNo=26528, TS=232720 */
+ {0.020000, 92,
+ "\x80\x08\x67\xa0\x00\x03\x8d\x10\x04\xaa\x67\x9f\x55\xd5\xd5\x55"
+ "\xd5\x55\xd5\xd5\xd5\x55\xd5\x55\xd5\xd5\x55\xd5\x55\xd5\x55\xd5"
+ "\x55\x55\xd5\x55\xd5\xd5\x55\x55\x55\x55\x55\xd5\xd5\x55\xd5\xd5"
+ "\xd5\x55\xd5\xd5\xd5\x55\x54\x55\xd5\xd5\x55\xd5\xd5\xd5\xd5\x55"
+ "\x54\x55\xd5\x55\xd5\x55\x55\x55\x55\x55\xd5\xd5\xd5\xd5\xd5\xd4"
+ "\xd5\x54\x55\xd5\xd4\xd5\x54\xd5\x55\xd5\xd5\xd5"
+ },
+};
+
+
+
+static int audio_name_to_type(const char *name)
+{
+ if (!strcasecmp(name, "gsm"))
+ return 3;
+#ifdef HAVE_BCG729
+ else if (!strcasecmp(name, "g729"))
+ return 18;
+#endif
+ else if (!strcasecmp(name, "pcma"))
+ return 8;
+ else if (!strcasecmp(name, "l16"))
+ return 11;
+ return -1;
+}
+
+int mgcp_get_trans_frame_size(void *state_, int nsamples, int dst);
+
+static int given_configured_endpoint(int in_samples, int out_samples,
+ const char *srcfmt, const char *dstfmt,
+ void **out_ctx, struct mgcp_endpoint **out_endp)
+{
+ int rc;
+ struct mgcp_rtp_end *dst_end;
+ struct mgcp_rtp_end *src_end;
+ struct mgcp_config *cfg;
+ struct mgcp_trunk_config *tcfg;
+ struct mgcp_endpoint *endp;
+
+ cfg = mgcp_config_alloc();
+ tcfg = talloc_zero(cfg, struct mgcp_trunk_config);
+ endp = talloc_zero(tcfg, struct mgcp_endpoint);
+
+ cfg->setup_rtp_processing_cb = mgcp_transcoding_setup;
+ cfg->rtp_processing_cb = mgcp_transcoding_process_rtp;
+ cfg->get_net_downlink_format_cb = mgcp_transcoding_net_downlink_format;
+
+ tcfg->endpoints = endp;
+ tcfg->number_endpoints = 1;
+ tcfg->cfg = cfg;
+ endp->tcfg = tcfg;
+ endp->cfg = cfg;
+ mgcp_initialize_endp(endp);
+
+ dst_end = &endp->bts_end;
+ dst_end->codec.payload_type = audio_name_to_type(dstfmt);
+
+ src_end = &endp->net_end;
+ src_end->codec.payload_type = audio_name_to_type(srcfmt);
+
+ if (out_samples) {
+ dst_end->codec.frame_duration_den = dst_end->codec.rate;
+ dst_end->codec.frame_duration_num = out_samples;
+ dst_end->frames_per_packet = 1;
+ dst_end->force_output_ptime = 1;
+ }
+
+ rc = mgcp_transcoding_setup(endp, dst_end, src_end);
+ if (rc < 0) {
+ printf("setup failed: %s", strerror(-rc));
+ abort();
+ }
+
+ *out_ctx = cfg;
+ *out_endp = endp;
+ return 0;
+}
+
+
+static int transcode_test(const char *srcfmt, const char *dstfmt,
+ uint8_t *src_pkts, size_t src_pkt_size)
+{
+ char buf[4096] = {0x80, 0};
+ void *ctx;
+
+ struct mgcp_rtp_end *dst_end;
+ struct mgcp_process_rtp_state *state;
+ struct mgcp_endpoint *endp;
+ int in_size;
+ const int in_samples = 160;
+ int len, cont;
+
+ printf("== Transcoding test ==\n");
+ printf("converting %s -> %s\n", srcfmt, dstfmt);
+
+ given_configured_endpoint(in_samples, 0, srcfmt, dstfmt, &ctx, &endp);
+
+ dst_end = &endp->bts_end;
+ state = dst_end->rtp_process_data;
+ OSMO_ASSERT(state != NULL);
+
+ in_size = mgcp_transcoding_get_frame_size(state, in_samples, 0);
+ OSMO_ASSERT(sizeof(buf) >= in_size + 12);
+
+ memcpy(buf, src_pkts, src_pkt_size);
+
+ len = src_pkt_size;
+
+ cont = mgcp_transcoding_process_rtp(endp, dst_end,
+ buf, &len, sizeof(buf));
+ if (cont < 0) {
+ printf("Nothing encoded due: %s\n", strerror(-cont));
+ talloc_free(ctx);
+ return -1;
+ }
+
+ if (len < 24) {
+ printf("encoded: %s\n", osmo_hexdump((unsigned char *)buf, len));
+ } else {
+ const char *str = osmo_hexdump((unsigned char *)buf, len);
+ int i = 0;
+ const int prefix = 4;
+ const int cutlen = 48;
+ int nchars = 0;
+
+ printf("encoded:\n");
+ do {
+ nchars = printf("%*s%-.*s", prefix, "", cutlen, str + i);
+ i += nchars - prefix;
+ printf("\n");
+ } while (nchars - prefix >= cutlen);
+ }
+ printf("counted: %d\n", cont);
+ talloc_free(ctx);
+ return 0;
+}
+
+static void test_rtp_seq_state(void)
+{
+ char buf[4096];
+ int len;
+ int cont;
+ void *ctx;
+ struct mgcp_endpoint *endp;
+ struct mgcp_process_rtp_state *state;
+ struct rtp_hdr *hdr;
+ uint32_t ts_no;
+ uint16_t seq_no;
+
+ given_configured_endpoint(160, 0, "pcma", "l16", &ctx, &endp);
+ state = endp->bts_end.rtp_process_data;
+ OSMO_ASSERT(!state->is_running);
+ OSMO_ASSERT(state->next_seq == 0);
+ OSMO_ASSERT(state->next_time == 0);
+
+ /* initialize packet */
+ len = audio_packets_pcma[0].len;
+ memcpy(buf, audio_packets_pcma[0].data, len);
+ cont = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, len);
+ OSMO_ASSERT(cont >= 0);
+ OSMO_ASSERT(state->is_running);
+ OSMO_ASSERT(state->next_seq == 2);
+ OSMO_ASSERT(state->next_time == 240);
+
+ /* verify that the right timestamp was written */
+ OSMO_ASSERT(len == audio_packets_pcma[0].len);
+ hdr = (struct rtp_hdr *) &buf[0];
+
+ memcpy(&ts_no, &hdr->timestamp, sizeof(ts_no));
+ OSMO_ASSERT(htonl(ts_no) == 160);
+ memcpy(&seq_no, &hdr->sequence, sizeof(seq_no));
+ OSMO_ASSERT(htons(seq_no) == 1);
+ /* Check the right sequence number is written */
+ state->next_seq = 1234;
+ len = audio_packets_pcma[0].len;
+ memcpy(buf, audio_packets_pcma[0].data, len);
+ cont = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, len);
+ OSMO_ASSERT(cont >= 0);
+ OSMO_ASSERT(len == audio_packets_pcma[0].len);
+ hdr = (struct rtp_hdr *) &buf[0];
+
+ memcpy(&seq_no, &hdr->sequence, sizeof(seq_no));
+ OSMO_ASSERT(htons(seq_no) == 1234);
+
+ talloc_free(ctx);
+}
+
+static void test_transcode_result(void)
+{
+ char buf[4096];
+ int len, res;
+ void *ctx;
+ struct mgcp_endpoint *endp;
+ struct mgcp_process_rtp_state *state;
+
+ {
+ /* from GSM to PCMA and same ptime */
+ given_configured_endpoint(160, 0, "gsm", "pcma", &ctx, &endp);
+ state = endp->bts_end.rtp_process_data;
+
+ /* result */
+ len = audio_packets_gsm[0].len;
+ memcpy(buf, audio_packets_gsm[0].data, len);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(res == sizeof(struct rtp_hdr));
+ OSMO_ASSERT(state->sample_cnt == 0);
+
+ len = res;
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(res == -ENOMSG);
+
+ talloc_free(ctx);
+ }
+
+ {
+ /* from GSM to PCMA and same ptime */
+ given_configured_endpoint(160, 160, "gsm", "pcma", &ctx, &endp);
+ state = endp->bts_end.rtp_process_data;
+
+ /* result */
+ len = audio_packets_gsm[0].len;
+ memcpy(buf, audio_packets_gsm[0].data, len);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(res == sizeof(struct rtp_hdr));
+ OSMO_ASSERT(state->sample_cnt == 0);
+
+ len = res;
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(res == -EAGAIN);
+
+ talloc_free(ctx);
+ }
+
+ {
+ /* from PCMA to GSM and wrong different ptime */
+ given_configured_endpoint(80, 160, "pcma", "gsm", &ctx, &endp);
+ state = endp->bts_end.rtp_process_data;
+
+ /* Add the first sample */
+ len = audio_packets_pcma[1].len;
+ memcpy(buf, audio_packets_pcma[1].data, len);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(state->sample_cnt == 80);
+ OSMO_ASSERT(state->next_time == 232640);
+ OSMO_ASSERT(res < 0);
+
+ /* Add the second sample and it should be consumable */
+ len = audio_packets_pcma[2].len;
+ memcpy(buf, audio_packets_pcma[2].data, len);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(state->sample_cnt == 0);
+ OSMO_ASSERT(state->next_time == 232640 + 80 + 160);
+ OSMO_ASSERT(res == sizeof(struct rtp_hdr));
+
+ talloc_free(ctx);
+ }
+
+ {
+ /* from PCMA to GSM with a big time jump */
+ struct rtp_hdr *hdr;
+ uint32_t ts;
+
+ given_configured_endpoint(80, 160, "pcma", "gsm", &ctx, &endp);
+ state = endp->bts_end.rtp_process_data;
+
+ /* Add the first sample */
+ len = audio_packets_pcma[1].len;
+ memcpy(buf, audio_packets_pcma[1].data, len);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(state->sample_cnt == 80);
+ OSMO_ASSERT(state->next_time == 232640);
+ OSMO_ASSERT(state->next_seq == 26527);
+ OSMO_ASSERT(res < 0);
+
+ /* Add a skip to the packet to force a 'resync' */
+ len = audio_packets_pcma[2].len;
+ memcpy(buf, audio_packets_pcma[2].data, len);
+ hdr = (struct rtp_hdr *) &buf[0];
+ /* jump the time and add alignment error */
+ ts = ntohl(hdr->timestamp) + 123 * 80 + 2;
+ hdr->timestamp = htonl(ts);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(res < 0);
+ OSMO_ASSERT(state->sample_cnt == 80);
+ OSMO_ASSERT(state->next_time == ts);
+ OSMO_ASSERT(state->next_seq == 26527);
+ /* TODO: this can create alignment errors */
+
+
+ /* Now attempt to consume 160 samples */
+ len = audio_packets_pcma[2].len;
+ memcpy(buf, audio_packets_pcma[2].data, len);
+ hdr = (struct rtp_hdr *) &buf[0];
+ ts += 80;
+ hdr->timestamp = htonl(ts);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(res == 12);
+ OSMO_ASSERT(state->sample_cnt == 0);
+ OSMO_ASSERT(state->next_time == ts + 160);
+ OSMO_ASSERT(state->next_seq == 26528);
+
+ talloc_free(ctx);
+ }
+}
+
+static void test_transcode_change(void)
+{
+ char buf[4096] = {0x80, 0};
+ void *ctx;
+
+ struct mgcp_endpoint *endp;
+ struct mgcp_process_rtp_state *state;
+ struct rtp_hdr *hdr;
+
+ int len, res;
+
+ {
+ /* from GSM to PCMA and same ptime */
+ printf("Testing Initial L16->GSM, PCMA->GSM\n");
+ given_configured_endpoint(160, 0, "l16", "gsm", &ctx, &endp);
+ endp->net_end.alt_codec = endp->net_end.codec;
+ endp->net_end.alt_codec.payload_type = audio_name_to_type("pcma");
+ state = endp->bts_end.rtp_process_data;
+
+ /* initial transcoding work */
+ OSMO_ASSERT(state->src_fmt == AF_L16);
+ OSMO_ASSERT(state->dst_fmt == AF_GSM);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == 8);
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 11);
+
+ /* result */
+ len = audio_packets_pcma[0].len;
+ memcpy(buf, audio_packets_pcma[0].data, len);
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ state = endp->bts_end.rtp_process_data;
+ OSMO_ASSERT(res == sizeof(struct rtp_hdr));
+ OSMO_ASSERT(state->sample_cnt == 0);
+ OSMO_ASSERT(state->src_fmt == AF_PCMA);
+ OSMO_ASSERT(state->dst_fmt == AF_GSM);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == 11);
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 8);
+
+ len = res;
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(res == -ENOMSG);
+ OSMO_ASSERT(state == endp->bts_end.rtp_process_data);
+
+
+ /* now check that comfort noise doesn't change anything */
+ len = audio_packets_pcma[1].len;
+ memcpy(buf, audio_packets_pcma[1].data, len);
+ hdr = (struct rtp_hdr *) buf;
+ hdr->payload_type = 12;
+ res = mgcp_transcoding_process_rtp(endp, &endp->bts_end, buf, &len, ARRAY_SIZE(buf));
+ OSMO_ASSERT(state == endp->bts_end.rtp_process_data);
+ OSMO_ASSERT(state->sample_cnt == 80);
+ OSMO_ASSERT(state->src_fmt == AF_PCMA);
+ OSMO_ASSERT(state->dst_fmt == AF_GSM);
+ OSMO_ASSERT(endp->net_end.alt_codec.payload_type == 11);
+ OSMO_ASSERT(endp->net_end.codec.payload_type == 8);
+
+ talloc_free(ctx);
+ }
+}
+
+static int test_repacking(int in_samples, int out_samples, int no_transcode)
+{
+ char buf[4096] = {0x80, 0};
+ int cc;
+ struct mgcp_endpoint *endp;
+ void *ctx;
+
+ struct mgcp_process_rtp_state *state;
+ int in_cnt;
+ int out_size;
+ int in_size;
+ uint32_t ts = 0;
+ uint16_t seq = 0;
+ const char *srcfmt = "pcma";
+ const char *dstfmt = no_transcode ? "pcma" : "l16";
+
+ printf("== Transcoding test ==\n");
+ printf("converting %s -> %s\n", srcfmt, dstfmt);
+
+ given_configured_endpoint(in_samples, out_samples, srcfmt, dstfmt, &ctx, &endp);
+
+ state = endp->bts_end.rtp_process_data;
+ OSMO_ASSERT(state != NULL);
+
+ in_size = mgcp_transcoding_get_frame_size(state, in_samples, 0);
+ OSMO_ASSERT(sizeof(buf) >= in_size + 12);
+
+ out_size = mgcp_transcoding_get_frame_size(state, -1, 1);
+ OSMO_ASSERT(sizeof(buf) >= out_size + 12);
+
+ buf[1] = endp->net_end.codec.payload_type;
+ *(uint16_t*)(buf+2) = htons(1);
+ *(uint32_t*)(buf+4) = htonl(0);
+ *(uint32_t*)(buf+8) = htonl(0xaabbccdd);
+
+ for (in_cnt = 0; in_cnt < 16; in_cnt++) {
+ int cont;
+ int len;
+
+ /* fake PCMA data */
+ printf("generating %d %s input samples\n", in_samples, srcfmt);
+ for (cc = 0; cc < in_samples; cc++)
+ buf[12+cc] = cc;
+
+ *(uint16_t*)(buf+2) = htonl(seq);
+ *(uint32_t*)(buf+4) = htonl(ts);
+
+ seq += 1;
+ ts += in_samples;
+
+ cc += 12; /* include RTP header */
+
+ len = cc;
+
+ do {
+ cont = mgcp_transcoding_process_rtp(endp, &endp->bts_end,
+ buf, &len, sizeof(buf));
+ if (cont == -EAGAIN) {
+ fprintf(stderr, "Got EAGAIN\n");
+ break;
+ }
+
+ if (cont < 0) {
+ printf("processing failed: %s", strerror(-cont));
+ abort();
+ }
+
+ len -= 12; /* ignore RTP header */
+
+ printf("got %d %s output frames (%d octets) count=%d\n",
+ len / out_size, dstfmt, len, cont);
+
+ len = cont;
+ } while (len > 0);
+ }
+
+ talloc_free(ctx);
+ return 0;
+}
+
+static const struct log_info_cat log_categories[] = {
+};
+
+const struct log_info log_info = {
+ .cat = log_categories,
+ .num_cat = ARRAY_SIZE(log_categories),
+};
+
+int main(int argc, char **argv)
+{
+ int rc;
+ osmo_init_logging(&log_info);
+
+ printf("=== Transcoding Good Cases ===\n");
+
+ transcode_test("l16", "l16",
+ (uint8_t *)audio_packets_l16[0].data,
+ audio_packets_l16[0].len);
+ transcode_test("l16", "gsm",
+ (uint8_t *)audio_packets_l16[0].data,
+ audio_packets_l16[0].len);
+ transcode_test("l16", "pcma",
+ (uint8_t *)audio_packets_l16[0].data,
+ audio_packets_l16[0].len);
+ transcode_test("gsm", "l16",
+ (uint8_t *)audio_packets_gsm[0].data,
+ audio_packets_gsm[0].len);
+ transcode_test("gsm", "gsm",
+ (uint8_t *)audio_packets_gsm[0].data,
+ audio_packets_gsm[0].len);
+ transcode_test("gsm", "pcma",
+ (uint8_t *)audio_packets_gsm[0].data,
+ audio_packets_gsm[0].len);
+ transcode_test("pcma", "l16",
+ (uint8_t *)audio_packets_pcma[0].data,
+ audio_packets_pcma[0].len);
+ transcode_test("pcma", "gsm",
+ (uint8_t *)audio_packets_pcma[0].data,
+ audio_packets_pcma[0].len);
+ transcode_test("pcma", "pcma",
+ (uint8_t *)audio_packets_pcma[0].data,
+ audio_packets_pcma[0].len);
+
+ printf("=== Transcoding Bad Cases ===\n");
+
+ printf("Invalid size:\n");
+ rc = transcode_test("gsm", "pcma",
+ (uint8_t *)audio_packets_gsm_invalid_size[0].data,
+ audio_packets_gsm_invalid_size[0].len);
+ OSMO_ASSERT(rc < 0);
+
+ printf("Invalid data:\n");
+ rc = transcode_test("gsm", "pcma",
+ (uint8_t *)audio_packets_gsm_invalid_data[0].data,
+ audio_packets_gsm_invalid_data[0].len);
+ OSMO_ASSERT(rc < 0);
+
+ printf("Invalid payload type:\n");
+ rc = transcode_test("gsm", "pcma",
+ (uint8_t *)audio_packets_gsm_invalid_ptype[0].data,
+ audio_packets_gsm_invalid_ptype[0].len);
+ OSMO_ASSERT(rc == 0);
+
+ printf("=== Repacking ===\n");
+
+ test_repacking(160, 160, 0);
+ test_repacking(160, 160, 1);
+ test_repacking(160, 80, 0);
+ test_repacking(160, 80, 1);
+ test_repacking(160, 320, 0);
+ test_repacking(160, 320, 1);
+ test_repacking(160, 240, 0);
+ test_repacking(160, 240, 1);
+ test_repacking(160, 100, 0);
+ test_repacking(160, 100, 1);
+ test_rtp_seq_state();
+ test_transcode_result();
+ test_transcode_change();
+
+ return 0;
+}
+
diff --git a/tests/legacy_mgcp/mgcp_transcoding_test.ok b/tests/legacy_mgcp/mgcp_transcoding_test.ok
new file mode 100644
index 0000000..387cfd2
--- /dev/null
+++ b/tests/legacy_mgcp/mgcp_transcoding_test.ok
@@ -0,0 +1,539 @@
+=== Transcoding Good Cases ===
+== Transcoding test ==
+converting l16 -> l16
+encoded:
+ 80 0b 00 01 00 00 00 a0 11 22 33 44 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed 00 00 40 13
+ 5a 9e 40 13 00 00 bf ed a5 62 bf ed
+counted: 0
+== Transcoding test ==
+converting l16 -> gsm
+encoded:
+ 80 0b 00 01 00 00 00 a0 11 22 33 44 d4 7c e3 e9
+ 62 50 39 f0 f8 b4 68 ea 6c 0e 81 1b 56 2a d5 bc
+ 69 9c d1 f0 66 7a ec 49 7a 33 3d 0a de
+counted: 12
+== Transcoding test ==
+converting l16 -> pcma
+encoded:
+ 80 0b 00 01 00 00 00 a0 11 22 33 44 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25
+counted: 12
+== Transcoding test ==
+converting gsm -> l16
+encoded:
+ 80 03 00 01 00 00 00 a0 11 22 33 44 00 00 54 00
+ 59 f0 34 20 c4 c8 b9 f8 e2 18 f1 e8 f2 28 f0 e0
+ 46 08 4f 80 2c a0 a9 c8 80 00 c0 58 3f 80 63 c0
+ 24 b8 fa b8 f6 88 0b a0 c8 70 a8 b0 c8 c0 3b a8
+ 66 a0 2e 38 d1 f8 98 98 aa 18 e8 30 26 a0 37 40
+ 37 e8 17 00 ee 50 b7 80 b1 88 de 28 18 40 45 b0
+ 4f 48 21 d8 df 78 ae 68 ab 98 d6 b8 18 18 48 90
+ 4e 70 27 40 e8 10 b5 b0 ac 80 d4 60 14 50 48 48
+ 50 10 2a 00 ec 08 ba 00 af 58 d1 c0 10 60 45 c8
+ 54 10 30 78 f1 a8 bb 18 ad 48 ce 30 0a e8 3f 30
+ 4f 10 32 18 f6 18 bf 20 ac 30 cd 80 0b d0 43 d8
+ 55 e0 34 a0 f5 78 bc 98 ad 98 cd c8 0a 80 40 58
+ 51 c0 35 40 f9 60 c1 68 ac c8 cb 38 08 00 40 98
+ 51 e0 34 d8 fa 28 c2 f0 ae 40 c7 70 02 d0 3c a8
+ 54 78 38 a0 fc 68 c2 08 ad 50 c7 78 01 60 39 c0
+ 51 38 3a e8 00 e8 c6 38 ab d8 c4 00 fe 08 39 18
+ 50 30 39 50 01 d8 ca 70 b1 80 c4 c8 fc 58 36 40
+ 51 d8 3b 08 02 80 c8 58 b0 60 c5 a8 fb d0 33 e8
+ 4e 80 3c e0 06 10 cb 90 ae 48 c2 60 f9 58 34 08
+ 4d a0 3a a8 06 48 cf 80 b4 60 c3 e8 f7 90 30 18
+ 4d a0 3b 98 07 90 cf 18 b4 68 c4 88
+counted: 12
+== Transcoding test ==
+converting gsm -> gsm
+encoded:
+ 80 03 00 01 00 00 00 a0 11 22 33 44 d4 7c e3 e9
+ 62 50 39 f0 f8 b4 68 ea 6c 0e 81 1b 56 2a d5 bc
+ 69 9c d1 f0 66 7a ec 49 7a 33 3d 0a de
+counted: 0
+== Transcoding test ==
+converting gsm -> pcma
+encoded:
+ 80 03 00 01 00 00 00 a0 11 22 33 44 d5 a0 a3 bf
+ 38 24 08 19 1e 1b a4 a6 b3 20 2a 3a ba ad b7 60
+ 17 92 3e 20 3e b8 ac b2 32 2c 20 02 b6 be be 82
+ 04 27 26 35 8d a4 a6 b5 35 21 20 31 8d a7 a6 b6
+ 02 27 21 30 81 a7 a1 b0 06 24 21 32 85 a4 a0 bd
+ 19 24 21 3d 90 ba a6 bc 16 25 21 3c 92 a5 a0 bf
+ 10 25 21 3c 90 a5 a1 bf 6f 3a 21 3f 95 a5 a1 bf
+ 62 3b 21 39 f3 bb a0 b9 79 3b 21 39 c3 b9 a1 b8
+ db 39 20 3b 4a b9 a1 b9 c8 3f 26 38 78 be a1 b8
+ f1 3e 26 38 65 bc a6 bb ed 3f 21 3b 6f bf a6 b8
+ ec 3d 27 3b 15 bd a6 b8 eb 3d 27 38
+counted: 12
+== Transcoding test ==
+converting pcma -> l16
+encoded:
+ 80 08 00 01 00 00 00 a0 11 22 33 44 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00 00 08 42 00
+ 5a 00 42 00 00 08 be 00 a6 00 be 00
+counted: 12
+== Transcoding test ==
+converting pcma -> gsm
+encoded:
+ 80 08 00 01 00 00 00 a0 11 22 33 44 d4 b9 f4 5d
+ d9 50 5a e1 a0 cd 76 ea 52 0e 87 53 ad d4 ea a2
+ 0a 63 ca e9 60 79 e2 2a 25 d2 c0 f3 39
+counted: 12
+== Transcoding test ==
+converting pcma -> pcma
+encoded:
+ 80 08 00 01 00 00 00 a0 11 22 33 44 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25 d5 a5 a3 a5
+ d5 25 23 25 d5 a5 a3 a5 d5 25 23 25
+counted: 0
+=== Transcoding Bad Cases ===
+Invalid size:
+== Transcoding test ==
+converting gsm -> pcma
+Nothing encoded due: No message of desired type
+Invalid data:
+== Transcoding test ==
+converting gsm -> pcma
+Nothing encoded due: No message of desired type
+Invalid payload type:
+== Transcoding test ==
+converting gsm -> pcma
+encoded:
+ 80 08 00 01 00 00 00 a0 11 22 33 44 d5 a0 a3 bf
+ 38 24 08 19 1e 1b a4 a6 b3 20 2a 3a ba ad b7 60
+ 17 92 3e 20 3e b8 ac b2 32 2c 20 02 b6 be be 82
+ 04 27 26 35 8d a4 a6 b5 35 21 20 31 8d a7 a6 b6
+ 02 27 21 30 81 a7 a1 b0 06 24 21 32 85 a4 a0 bd
+ 19 24 21 3d 90 ba a6 bc 16 25 21 3c 92 a5 a0 bf
+ 10 25 21 3c 90 a5 a1 bf 6f 3a 21 3f 95 a5 a1 bf
+ 62 3b 21 39 f3 bb a0 b9 79 3b 21 39 c3 b9 a1 b8
+ db 39 20 3b 4a b9 a1 b9 c8 3f 26 38 78 be a1 b8
+ f1 3e 26 38 65 bc a6 bb ed 3f 21 3b 6f bf a6 b8
+ ec 3d 27 3b 15 bd a6 b8 eb 3d 27 38
+counted: 12
+=== Repacking ===
+== Transcoding test ==
+converting pcma -> l16
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+generating 160 pcma input samples
+got 2 l16 output frames (320 octets) count=12
+== Transcoding test ==
+converting pcma -> pcma
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+generating 160 pcma input samples
+got 2 pcma output frames (160 octets) count=12
+== Transcoding test ==
+converting pcma -> l16
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+== Transcoding test ==
+converting pcma -> pcma
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+== Transcoding test ==
+converting pcma -> l16
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 l16 output frames (640 octets) count=12
+== Transcoding test ==
+converting pcma -> pcma
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 4 pcma output frames (320 octets) count=12
+== Transcoding test ==
+converting pcma -> l16
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 l16 output frames (480 octets) count=12
+== Transcoding test ==
+converting pcma -> pcma
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+generating 160 pcma input samples
+generating 160 pcma input samples
+got 3 pcma output frames (240 octets) count=12
+== Transcoding test ==
+converting pcma -> l16
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+generating 160 pcma input samples
+got 1 l16 output frames (160 octets) count=12
+got 1 l16 output frames (160 octets) count=12
+== Transcoding test ==
+converting pcma -> pcma
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+generating 160 pcma input samples
+got 1 pcma output frames (80 octets) count=12
+got 1 pcma output frames (80 octets) count=12
+Testing Initial L16->GSM, PCMA->GSM
diff --git a/tests/mgcp/Makefile.am b/tests/mgcp/Makefile.am
new file mode 100644
index 0000000..caccb9f
--- /dev/null
+++ b/tests/mgcp/Makefile.am
@@ -0,0 +1,38 @@
+AM_CPPFLAGS = \
+ $(all_includes) \
+ -I$(top_srcdir)/include \
+ -I$(top_srcdir) \
+ $(NULL)
+
+AM_CFLAGS = \
+ -Wall \
+ -ggdb3 \
+ $(LIBOSMOCORE_CFLAGS) \
+ $(LIBOSMONETIF_CFLAGS) \
+ $(COVERAGE_CFLAGS) \
+ $(NULL)
+
+AM_LDFLAGS = \
+ $(COVERAGE_LDFLAGS) \
+ $(NULL)
+
+EXTRA_DIST = \
+ mgcp_test.ok \
+ $(NULL)
+
+noinst_PROGRAMS = \
+ mgcp_test \
+ $(NULL)
+
+mgcp_test_SOURCES = \
+ mgcp_test.c \
+ $(NULL)
+
+mgcp_test_LDADD = \
+ $(top_builddir)/src/libosmo-mgcp/libosmo-mgcp.la \
+ $(LIBOSMOCORE_LIBS) \
+ $(LIBOSMOVTY_LIBS) \
+ $(LIBRARY_DL) \
+ $(LIBOSMONETIF_LIBS) \
+ -lm \
+ $(NULL)
diff --git a/tests/mgcp/mgcp_test.c b/tests/mgcp/mgcp_test.c
new file mode 100644
index 0000000..e14b7ee
--- /dev/null
+++ b/tests/mgcp/mgcp_test.c
@@ -0,0 +1,1353 @@
+/*
+ * (C) 2011-2012,2014 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * (C) 2011-2012,2014 by On-Waves
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#undef _GNU_SOURCE
+#define _GNU_SOURCE
+
+#include <osmocom/mgcp/mgcp.h>
+#include <osmocom/mgcp/vty.h>
+#include <osmocom/mgcp/mgcp_common.h>
+#include <osmocom/mgcp/mgcp_internal.h>
+#include <osmocom/mgcp/mgcp_stat.h>
+#include <osmocom/mgcp/mgcp_msg.h>
+#include <osmocom/mgcp/mgcp_ep.h>
+
+#include <osmocom/core/application.h>
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/utils.h>
+#include <string.h>
+#include <limits.h>
+#include <dlfcn.h>
+#include <time.h>
+#include <math.h>
+
+char *strline_r(char *str, char **saveptr);
+
+const char *strline_test_data =
+ "one CR\r"
+ "two CR\r"
+ "\r"
+ "one CRLF\r\n"
+ "two CRLF\r\n"
+ "\r\n" "one LF\n" "two LF\n" "\n" "mixed (4 lines)\r\r\n\n\r\n";
+
+#define EXPECTED_NUMBER_OF_LINES 13
+
+static void test_strline(void)
+{
+ char *save = NULL;
+ char *line;
+ char buf[2048];
+ int counter = 0;
+
+ osmo_strlcpy(buf, strline_test_data, sizeof(buf));
+
+ for (line = mgcp_strline(buf, &save); line;
+ line = mgcp_strline(NULL, &save)) {
+ printf("line: '%s'\n", line);
+ counter++;
+ }
+
+ OSMO_ASSERT(counter == EXPECTED_NUMBER_OF_LINES);
+}
+
+#define AUEP1 "AUEP 158663169 ds/e1-1/2@172.16.6.66 MGCP 1.0\r\n"
+#define AUEP1_RET "200 158663169 OK\r\n"
+#define AUEP2 "AUEP 18983213 ds/e1-2/1@172.16.6.66 MGCP 1.0\r\n"
+#define AUEP2_RET "500 18983213 FAIL\r\n"
+#define EMPTY "\r\n"
+#define EMPTY_RET NULL
+#define SHORT "CRCX \r\n"
+#define SHORT_RET "510 000000 FAIL\r\n"
+
+#define MDCX_WRONG_EP "MDCX 18983213 ds/e1-3/1@172.16.6.66 MGCP 1.0\r\n"
+#define MDCX_ERR_RET "510 18983213 FAIL\r\n"
+#define MDCX_UNALLOCATED "MDCX 18983214 ds/e1-1/2@172.16.6.66 MGCP 1.0\r\n"
+#define MDCX_RET "400 18983214 FAIL\r\n"
+
+#define MDCX3 \
+ "MDCX 18983215 1@mgw MGCP 1.0\r\n" \
+ "I: 1\n"
+
+#define MDCX3_RET \
+ "200 18983215 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16002 RTP/AVP 128\r\n" \
+ "a=rtpmap:128 GSM-EFR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX3A_RET \
+ "200 18983215 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16002 RTP/AVP 97\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX3_FMTP_RET \
+ "200 18983215 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16006 RTP/AVP 128\r\n" \
+ "a=rtpmap:128 GSM-EFR/8000\r\n" \
+ "a=fmtp:126 0/1/2\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4 \
+ "MDCX 18983216 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_RET(Ident) \
+ "200 " Ident " OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16002 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_RO_RET(Ident) \
+ "200 " Ident " OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16002 RTP/AVP 96\r\n" \
+ "a=rtpmap:96 AMR\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_PT1 \
+ "MDCX 18983217 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20-40, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_PT2 \
+ "MDCX 18983218 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20-20, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_PT3 \
+ "MDCX 18983219 1@mgw MGCP 1.0\r\n" \
+ "M: sendrecv\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_SO \
+ "MDCX 18983220 1@mgw MGCP 1.0\r\n" \
+ "M: sendonly\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20, a:AMR, nt:IN\r\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 4441 RTP/AVP 99\r\n" \
+ "a=rtpmap:99 AMR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define MDCX4_RO \
+ "MDCX 18983221 1@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20, a:AMR, nt:IN\r\n"
+
+#define SHORT2 "CRCX 1"
+#define SHORT2_RET "510 000000 FAIL\r\n"
+#define SHORT3 "CRCX 1 1@mgw"
+#define SHORT4 "CRCX 1 1@mgw MGCP"
+#define SHORT5 "CRCX 1 1@mgw MGCP 1.0"
+
+#define CRCX \
+ "CRCX 2 1@mgw MGCP 1.0\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "I: 1\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 97\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_RET \
+ "200 2 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16002 RTP/AVP 97\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_RET_NO_RTPMAP \
+ "200 2 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16002 RTP/AVP 97\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_FMTP_RET \
+ "200 2 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16006 RTP/AVP 97\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=fmtp:126 0/1/2\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_ZYN \
+ "CRCX 2 1@mgw MGCP 1.0\r" \
+ "M: recvonly\r" \
+ "C: 2\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r" \
+ "c=IN IP4 123.12.12.123\r" \
+ "m=audio 5904 RTP/AVP 97\r" \
+ "a=rtpmap:97 GSM-EFR/8000\r"
+
+#define CRCX_ZYN_RET \
+ "200 2 OK\r\n" \
+ "I: 1\n" \
+ "\n" \
+ "v=0\r\n" \
+ "o=- 1 23 IN IP4 0.0.0.0\r\n" \
+ "s=-\r\n" \
+ "c=IN IP4 0.0.0.0\r\n" \
+ "t=0 0\r\n" \
+ "m=audio 16004 RTP/AVP 97\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=ptime:20\r\n"
+
+#define DLCX \
+ "DLCX 7 1@mgw MGCP 1.0\r\n" \
+ "I: 1\r\n" \
+ "C: 2\r\n"
+
+#define DLCX_RET \
+ "250 7 OK\r\n" \
+ "P: PS=0, OS=0, PR=0, OR=0, PL=0, JI=0\r\n" \
+ "X-Osmo-CP: EC TI=0, TO=0\r\n"
+
+#define RQNT \
+ "RQNT 186908780 1@mgw MGCP 1.0\r\n" \
+ "X: B244F267488\r\n" \
+ "S: D/9\r\n"
+
+#define RQNT2 \
+ "RQNT 186908781 1@mgw MGCP 1.0\r\n" \
+ "X: ADD4F26746F\r\n" \
+ "R: D/[0-9#*](N), G/ft, fxr/t38\r\n"
+
+#define RQNT1_RET "200 186908780 OK\r\n"
+#define RQNT2_RET "200 186908781 OK\r\n"
+
+#define PTYPE_IGNORE 0 /* == default initializer */
+#define PTYPE_NONE 128
+#define PTYPE_NYI PTYPE_NONE
+
+#define CRCX_MULT_1 \
+ "CRCX 2 1@mgw MGCP 1.0\r\n" \
+ "I: 4711\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 18 97\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_2 \
+ "CRCX 2 2@mgw MGCP 1.0\r\n" \
+ "I: 90210\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 18 97 101\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=rtpmap:101 FOO/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_3 \
+ "CRCX 2 3@mgw MGCP 1.0\r\n" \
+ "I: 0815\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=rtpmap:101 FOO/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_4 \
+ "CRCX 2 4@mgw MGCP 1.0\r\n" \
+ "I: 32168\r\n" \
+ "M: recvonly\r\n" \
+ "C: 2\r\n" \
+ "X\r\n" \
+ "L: p:20\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "c=IN IP4 123.12.12.123\r\n" \
+ "m=audio 5904 RTP/AVP 18\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=rtpmap:97 GSM-EFR/8000\r\n" \
+ "a=rtpmap:101 FOO/8000\r\n" \
+ "a=ptime:40\r\n"
+
+#define CRCX_MULT_GSM_EXACT \
+ "CRCX 259260421 5@mgw MGCP 1.0\r\n" \
+ "C: 1355c6041e\r\n" \
+ "I: 3\r\n" \
+ "L: p:20, a:GSM, nt:IN\r\n" \
+ "M: recvonly\r\n" \
+ "\r\n" \
+ "v=0\r\n" \
+ "o=- 1439038275 1439038275 IN IP4 192.168.181.247\r\n" \
+ "s=-\r\nc=IN IP4 192.168.181.247\r\n" \
+ "t=0 0\r\nm=audio 29084 RTP/AVP 255 0 8 3 18 4 96 97 101\r\n" \
+ "a=rtpmap:0 PCMU/8000\r\n" \
+ "a=rtpmap:8 PCMA/8000\r\n" \
+ "a=rtpmap:3 gsm/8000\r\n" \
+ "a=rtpmap:18 G729/8000\r\n" \
+ "a=fmtp:18 annexb=no\r\n" \
+ "a=rtpmap:4 G723/8000\r\n" \
+ "a=rtpmap:96 iLBC/8000\r\n" \
+ "a=fmtp:96 mode=20\r\n" \
+ "a=rtpmap:97 iLBC/8000\r\n" \
+ "a=fmtp:97 mode=30\r\n" \
+ "a=rtpmap:101 telephone-event/8000\r\n" \
+ "a=fmtp:101 0-15\r\n" \
+ "a=recvonly\r\n"
+
+#define MDCX_NAT_DUMMY \
+ "MDCX 23 5@mgw MGCP 1.0\r\n" \
+ "C: 1355c6041e\r\n" \
+ "I: 3\r\n" \
+ "\r\n" \
+ "c=IN IP4 8.8.8.8\r\n" \
+ "m=audio 16434 RTP/AVP 255\r\n"
+
+struct mgcp_test {
+ const char *name;
+ const char *req;
+ const char *exp_resp;
+ int ptype;
+ const char *extra_fmtp;
+};
+
+static const struct mgcp_test tests[] = {
+ {"AUEP1", AUEP1, AUEP1_RET},
+ {"AUEP2", AUEP2, AUEP2_RET},
+ {"MDCX1", MDCX_WRONG_EP, MDCX_ERR_RET},
+ {"MDCX2", MDCX_UNALLOCATED, MDCX_RET},
+ {"CRCX", CRCX, CRCX_RET, 97},
+ {"MDCX3", MDCX3, MDCX3_RET, PTYPE_IGNORE},
+ {"MDCX4", MDCX4, MDCX4_RET("18983216"), 99},
+ {"MDCX4_PT1", MDCX4_PT1, MDCX4_RET("18983217"), 99},
+ {"MDCX4_PT2", MDCX4_PT2, MDCX4_RET("18983218"), 99},
+ {"MDCX4_PT3", MDCX4_PT3, MDCX4_RET("18983219"), 99},
+ {"MDCX4_SO", MDCX4_SO, MDCX4_RET("18983220"), 99},
+ {"MDCX4_RO", MDCX4_RO, MDCX4_RO_RET("18983221"), PTYPE_IGNORE},
+ {"DLCX", DLCX, DLCX_RET, PTYPE_IGNORE},
+ {"CRCX_ZYN", CRCX_ZYN, CRCX_ZYN_RET, 97},
+ {"EMPTY", EMPTY, EMPTY_RET},
+ {"SHORT1", SHORT, SHORT_RET},
+ {"SHORT2", SHORT2, SHORT2_RET},
+ {"SHORT3", SHORT3, SHORT2_RET},
+ {"SHORT4", SHORT4, SHORT2_RET},
+ {"RQNT1", RQNT, RQNT1_RET},
+ {"RQNT2", RQNT2, RQNT2_RET},
+ {"DLCX", DLCX, DLCX_RET, PTYPE_IGNORE},
+ {"CRCX", CRCX, CRCX_FMTP_RET, 97,.extra_fmtp = "a=fmtp:126 0/1/2"},
+ {"MDCX3", MDCX3, MDCX3_FMTP_RET, PTYPE_NONE,.extra_fmtp =
+ "a=fmtp:126 0/1/2"},
+ {"DLCX", DLCX, DLCX_RET, PTYPE_IGNORE,.extra_fmtp = "a=fmtp:126 0/1/2"},
+};
+
+static const struct mgcp_test retransmit[] = {
+ {"CRCX", CRCX, CRCX_RET},
+ {"RQNT1", RQNT, RQNT1_RET},
+ {"RQNT2", RQNT2, RQNT2_RET},
+ {"MDCX3", MDCX3, MDCX3A_RET},
+ {"DLCX", DLCX, DLCX_RET},
+};
+
+static struct msgb *create_msg(const char *str)
+{
+ struct msgb *msg;
+
+ msg = msgb_alloc_headroom(4096, 128, "MGCP msg");
+ int len = sprintf((char *)msg->data, "%s", str);
+ msg->l2h = msgb_put(msg, len);
+ return msg;
+}
+
+static int last_endpoint = -1;
+
+static int mgcp_test_policy_cb(struct mgcp_trunk_config *cfg, int endpoint,
+ int state, const char *transactio_id)
+{
+ fprintf(stderr, "Policy CB got state %d on endpoint %d\n",
+ state, endpoint);
+ last_endpoint = endpoint;
+ return MGCP_POLICY_CONT;
+}
+
+#define MGCP_DUMMY_LOAD 0x23
+static int dummy_packets = 0;
+/* override and forward */
+ssize_t sendto(int sockfd, const void *buf, size_t len, int flags,
+ const struct sockaddr *dest_addr, socklen_t addrlen)
+{
+ uint32_t dest_host =
+ htonl(((struct sockaddr_in *)dest_addr)->sin_addr.s_addr);
+ int dest_port = htons(((struct sockaddr_in *)dest_addr)->sin_port);
+
+ if (len == 1 && ((const char *)buf)[0] == MGCP_DUMMY_LOAD) {
+ fprintf(stderr,
+ "Dummy packet to 0x%08x:%d, msg length %zu\n%s\n\n",
+ dest_host, dest_port, len, osmo_hexdump(buf, len));
+ dummy_packets += 1;
+ }
+
+ return len;
+}
+
+static int64_t force_monotonic_time_us = -1;
+/* override and forward */
+int clock_gettime(clockid_t clk_id, struct timespec *tp)
+{
+ typedef int (*clock_gettime_t)(clockid_t clk_id, struct timespec *tp);
+ static clock_gettime_t real_clock_gettime = NULL;
+
+ if (!real_clock_gettime)
+ real_clock_gettime = dlsym(RTLD_NEXT, "clock_gettime");
+
+ if (clk_id == CLOCK_MONOTONIC && force_monotonic_time_us >= 0) {
+ tp->tv_sec = force_monotonic_time_us / 1000000;
+ tp->tv_nsec = (force_monotonic_time_us % 1000000) * 1000;
+ return 0;
+ }
+
+ return real_clock_gettime(clk_id, tp);
+}
+
+#define CONN_UNMODIFIED (0x1000)
+
+static void test_values(void)
+{
+ /* Check that NONE disables all output */
+ OSMO_ASSERT((MGCP_CONN_NONE & MGCP_CONN_RECV_SEND) == 0);
+
+ /* Check that LOOPBACK enables all output */
+ OSMO_ASSERT((MGCP_CONN_LOOPBACK & MGCP_CONN_RECV_SEND) ==
+ MGCP_CONN_RECV_SEND);
+}
+
+static void test_messages(void)
+{
+ struct mgcp_config *cfg;
+ struct mgcp_endpoint *endp;
+ int i;
+ struct mgcp_conn_rtp *conn = NULL;
+
+ cfg = mgcp_config_alloc();
+
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ cfg->policy_cb = mgcp_test_policy_cb;
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ for (i = 0; i < ARRAY_SIZE(tests); i++) {
+ const struct mgcp_test *t = &tests[i];
+ struct msgb *inp;
+ struct msgb *msg;
+
+ printf("Testing %s\n", t->name);
+
+ last_endpoint = -1;
+ dummy_packets = 0;
+
+ osmo_talloc_replace_string(cfg, &cfg->trunk.audio_fmtp_extra,
+ t->extra_fmtp);
+
+ inp = create_msg(t->req);
+ msg = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ if (!t->exp_resp) {
+ if (msg) {
+ printf("%s failed '%s'\n", t->name,
+ (char *)msg->data);
+ OSMO_ASSERT(false);
+ }
+ } else if (strcmp((char *)msg->data, t->exp_resp) != 0) {
+ printf("%s failed.\nExpected:\n%s\nGot:\n%s\n",
+ t->name, t->exp_resp, (char *) msg->data);
+ OSMO_ASSERT(false);
+ }
+ msgb_free(msg);
+
+ if (dummy_packets)
+ printf("Dummy packets: %d\n", dummy_packets);
+
+ if (last_endpoint != -1) {
+ endp = &cfg->trunk.endpoints[last_endpoint];
+
+ conn = mgcp_conn_get_rtp(endp, 1);
+ if (conn) {
+ OSMO_ASSERT(conn);
+
+ if (conn->end.packet_duration_ms != -1)
+ printf("Detected packet duration: %d\n",
+ conn->end.packet_duration_ms);
+ else
+ printf("Packet duration not set\n");
+ if (endp->local_options.pkt_period_min ||
+ endp->local_options.pkt_period_max)
+ printf
+ ("Requested packetetization period: "
+ "%d-%d\n",
+ endp->local_options.pkt_period_min,
+ endp->
+ local_options.pkt_period_max);
+ else
+ printf
+ ("Requested packetization period not set\n");
+
+ if ((conn->conn->mode & CONN_UNMODIFIED) == 0) {
+ printf("Connection mode: %d:%s%s%s%s\n",
+ conn->conn->mode,
+ !conn->conn->mode ? " NONE" : "",
+ conn->conn->mode & MGCP_CONN_SEND_ONLY
+ ? " SEND" : "",
+ conn->conn->mode & MGCP_CONN_RECV_ONLY
+ ? " RECV" : "",
+ conn->conn->mode & MGCP_CONN_LOOPBACK
+ & ~MGCP_CONN_RECV_SEND
+ ? " LOOP" : "");
+ fprintf(stderr,
+ "RTP output %sabled, NET output %sabled\n",
+ conn->end.output_enabled
+ ? "en" : "dis",
+ conn->end.output_enabled
+ ? "en" : "dis");
+ } else
+ printf("Connection mode not set\n");
+
+ OSMO_ASSERT(conn->end.output_enabled
+ == (conn->conn->mode & MGCP_CONN_SEND_ONLY ? 1 : 0));
+
+ conn->conn->mode |= CONN_UNMODIFIED;
+
+ }
+ endp->local_options.pkt_period_min = 0;
+ endp->local_options.pkt_period_max = 0;
+ }
+
+ /* Check detected payload type */
+ if (t->ptype != PTYPE_IGNORE) {
+ OSMO_ASSERT(last_endpoint != -1);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+
+ fprintf(stderr, "endpoint %d: "
+ "payload type %d (expected %d)\n",
+ last_endpoint,
+ conn->end.codec.payload_type, t->ptype);
+
+ if (t->ptype != PTYPE_IGNORE)
+ OSMO_ASSERT(conn->end.codec.payload_type ==
+ t->ptype);
+
+ /* Reset them again for next test */
+ conn->end.codec.payload_type = PTYPE_NONE;
+ }
+ }
+
+ talloc_free(cfg);
+}
+
+static void test_retransmission(void)
+{
+ struct mgcp_config *cfg;
+ int i;
+
+ cfg = mgcp_config_alloc();
+
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ for (i = 0; i < ARRAY_SIZE(retransmit); i++) {
+ const struct mgcp_test *t = &retransmit[i];
+ struct msgb *inp;
+ struct msgb *msg;
+
+ printf("Testing %s\n", t->name);
+
+ inp = create_msg(t->req);
+ msg = mgcp_handle_message(cfg, inp);
+
+ msgb_free(inp);
+ if (strcmp((char *)msg->data, t->exp_resp) != 0) {
+ printf("%s failed '%s'\n", t->name, (char *)msg->data);
+ OSMO_ASSERT(false);
+ }
+ msgb_free(msg);
+
+ /* Retransmit... */
+ printf("Re-transmitting %s\n", t->name);
+ inp = create_msg(t->req);
+ msg = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ if (strcmp((char *)msg->data, t->exp_resp) != 0) {
+ printf("%s failed '%s'\n", t->name, (char *)msg->data);
+ OSMO_ASSERT(false);
+ }
+ msgb_free(msg);
+ }
+
+ talloc_free(cfg);
+}
+
+static int rqnt_cb(struct mgcp_endpoint *endp, char _tone)
+{
+ ptrdiff_t tone = _tone;
+ endp->cfg->data = (void *)tone;
+ return 0;
+}
+
+static void test_rqnt_cb(void)
+{
+ struct mgcp_config *cfg;
+ struct msgb *inp, *msg;
+
+ cfg = mgcp_config_alloc();
+ cfg->rqnt_cb = rqnt_cb;
+
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ inp = create_msg(CRCX);
+ msgb_free(mgcp_handle_message(cfg, inp));
+ msgb_free(inp);
+
+ /* send the RQNT and check for the CB */
+ inp = create_msg(RQNT);
+ msg = mgcp_handle_message(cfg, inp);
+ if (strncmp((const char *)msg->l2h, "200", 3) != 0) {
+ printf("FAILED: message is not 200. '%s'\n", msg->l2h);
+ abort();
+ }
+
+ if (cfg->data != (void *)'9') {
+ printf("FAILED: callback not called: %p\n", cfg->data);
+ abort();
+ }
+
+ msgb_free(msg);
+ msgb_free(inp);
+
+ inp = create_msg(DLCX);
+ msgb_free(mgcp_handle_message(cfg, inp));
+ msgb_free(inp);
+ talloc_free(cfg);
+}
+
+struct pl_test {
+ int cycles;
+ uint16_t base_seq;
+ uint16_t max_seq;
+ uint32_t packets;
+
+ uint32_t expected;
+ int loss;
+};
+
+static const struct pl_test pl_test_dat[] = {
+ /* basic.. just one package */
+ {.cycles = 0,.base_seq = 0,.max_seq = 0,.packets = 1,.expected =
+ 1,.loss = 0},
+ /* some packages and a bit of loss */
+ {.cycles = 0,.base_seq = 0,.max_seq = 100,.packets = 100,.expected =
+ 101,.loss = 1},
+ /* wrap around */
+ {.cycles = 1 << 16,.base_seq = 0xffff,.max_seq = 2,.packets =
+ 4,.expected = 4,.loss = 0},
+ /* min loss */
+ {.cycles = 0,.base_seq = 0,.max_seq = 0,.packets = UINT_MAX,.expected =
+ 1,.loss = INT_MIN},
+ /* max loss, with wrap around on expected max */
+ {.cycles = INT_MAX,.base_seq = 0,.max_seq = UINT16_MAX,.packets =
+ 0,.expected = ((uint32_t) (INT_MAX) + UINT16_MAX + 1),.loss = INT_MAX},
+};
+
+static void test_packet_loss_calc(void)
+{
+ int i;
+ printf("Testing packet loss calculation.\n");
+
+ for (i = 0; i < ARRAY_SIZE(pl_test_dat); ++i) {
+ uint32_t expected;
+ int loss;
+ struct mgcp_rtp_state state;
+ struct mgcp_rtp_end rtp;
+ memset(&state, 0, sizeof(state));
+ memset(&rtp, 0, sizeof(rtp));
+
+ state.stats_initialized = 1;
+ state.stats_base_seq = pl_test_dat[i].base_seq;
+ state.stats_max_seq = pl_test_dat[i].max_seq;
+ state.stats_cycles = pl_test_dat[i].cycles;
+
+ rtp.packets_rx = pl_test_dat[i].packets;
+ calc_loss(&state, &rtp, &expected, &loss);
+
+ if (loss != pl_test_dat[i].loss
+ || expected != pl_test_dat[i].expected) {
+ printf
+ ("FAIL: Wrong exp/loss at idx(%d) Loss(%d vs. %d) Exp(%u vs. %u)\n",
+ i, loss, pl_test_dat[i].loss, expected,
+ pl_test_dat[i].expected);
+ }
+ }
+}
+
+int mgcp_parse_stats(struct msgb *msg, uint32_t *ps, uint32_t *os,
+ uint32_t *pr, uint32_t *_or, int *loss,
+ uint32_t *jitter)
+{
+ char *line, *save;
+ int rc;
+
+ /* initialize with bad values */
+ *ps = *os = *pr = *_or = *jitter = UINT_MAX;
+ *loss = INT_MAX;
+
+ line = strtok_r((char *)msg->l2h, "\r\n", &save);
+ if (!line)
+ return -1;
+
+ /* this can only parse the message that is created above... */
+ for_each_non_empty_line(line, save) {
+ switch (line[0]) {
+ case 'P':
+ rc = sscanf(line,
+ "P: PS=%u, OS=%u, PR=%u, OR=%u, PL=%d, JI=%u",
+ ps, os, pr, _or, loss, jitter);
+ return rc == 6 ? 0 : -1;
+ }
+ }
+
+ return -1;
+}
+
+static void test_mgcp_stats(void)
+{
+ printf("Testing stat parsing\n");
+
+ uint32_t bps, bos, pr, _or, jitter;
+ struct msgb *msg;
+ int loss;
+ int rc;
+
+ msg = create_msg(DLCX_RET);
+ rc = mgcp_parse_stats(msg, &bps, &bos, &pr, &_or, &loss, &jitter);
+ printf("Parsing result: %d\n", rc);
+ if (bps != 0 || bos != 0 || pr != 0 || _or != 0 || loss != 0
+ || jitter != 0)
+ printf("FAIL: Parsing failed1.\n");
+ msgb_free(msg);
+
+ msg =
+ create_msg
+ ("250 7 OK\r\nP: PS=10, OS=20, PR=30, OR=40, PL=-3, JI=40\r\n");
+ rc = mgcp_parse_stats(msg, &bps, &bos, &pr, &_or, &loss, &jitter);
+ printf("Parsing result: %d\n", rc);
+ if (bps != 10 || bos != 20 || pr != 30 || _or != 40 || loss != -3
+ || jitter != 40)
+ printf("FAIL: Parsing failed2.\n");
+ msgb_free(msg);
+}
+
+struct rtp_packet_info {
+ float txtime;
+ int len;
+ char *data;
+};
+
+struct rtp_packet_info test_rtp_packets1[] = {
+ /* RTP: SeqNo=0, TS=0 */
+ {0.000000, 20, "\x80\x62\x00\x00\x00\x00\x00\x00\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=1, TS=160 */
+ {0.020000, 20, "\x80\x62\x00\x01\x00\x00\x00\xA0\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=2, TS=320 */
+ {0.040000, 20, "\x80\x62\x00\x02\x00\x00\x01\x40\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Repeat RTP timestamp: */
+ /* RTP: SeqNo=3, TS=320 */
+ {0.060000, 20, "\x80\x62\x00\x03\x00\x00\x01\x40\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=4, TS=480 */
+ {0.080000, 20, "\x80\x62\x00\x04\x00\x00\x01\xE0\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=5, TS=640 */
+ {0.100000, 20, "\x80\x62\x00\x05\x00\x00\x02\x80\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Double skip RTP timestamp (delta = 2*160): */
+ /* RTP: SeqNo=6, TS=960 */
+ {0.120000, 20, "\x80\x62\x00\x06\x00\x00\x03\xC0\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=7, TS=1120 */
+ {0.140000, 20, "\x80\x62\x00\x07\x00\x00\x04\x60\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=8, TS=1280 */
+ {0.160000, 20, "\x80\x62\x00\x08\x00\x00\x05\x00\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Non 20ms RTP timestamp (delta = 120): */
+ /* RTP: SeqNo=9, TS=1400 */
+ {0.180000, 20, "\x80\x62\x00\x09\x00\x00\x05\x78\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=10, TS=1560 */
+ {0.200000, 20, "\x80\x62\x00\x0A\x00\x00\x06\x18\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=11, TS=1720 */
+ {0.220000, 20, "\x80\x62\x00\x0B\x00\x00\x06\xB8\x11\x22\x33\x44"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* SSRC changed to 0x10203040, RTP timestamp jump */
+ /* RTP: SeqNo=12, TS=34688 */
+ {0.240000, 20, "\x80\x62\x00\x0C\x00\x00\x87\x80\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=13, TS=34848 */
+ {0.260000, 20, "\x80\x62\x00\x0D\x00\x00\x88\x20\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=14, TS=35008 */
+ {0.280000, 20, "\x80\x62\x00\x0E\x00\x00\x88\xC0\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Non 20ms RTP timestamp (delta = 120): */
+ /* RTP: SeqNo=15, TS=35128 */
+ {0.300000, 20, "\x80\x62\x00\x0F\x00\x00\x89\x38\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=16, TS=35288 */
+ {0.320000, 20, "\x80\x62\x00\x10\x00\x00\x89\xD8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=17, TS=35448 */
+ {0.340000, 20, "\x80\x62\x00\x11\x00\x00\x8A\x78\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x8A\xAB\xCD\xEF"},
+ /* SeqNo increment by 2, RTP timestamp delta = 320: */
+ /* RTP: SeqNo=19, TS=35768 */
+ {0.360000, 20, "\x80\x62\x00\x13\x00\x00\x8B\xB8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=20, TS=35928 */
+ {0.380000, 20, "\x80\x62\x00\x14\x00\x00\x8C\x58\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=21, TS=36088 */
+ {0.380000, 20, "\x80\x62\x00\x15\x00\x00\x8C\xF8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Repeat last packet */
+ /* RTP: SeqNo=21, TS=36088 */
+ {0.400000, 20, "\x80\x62\x00\x15\x00\x00\x8C\xF8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=22, TS=36248 */
+ {0.420000, 20, "\x80\x62\x00\x16\x00\x00\x8D\x98\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=23, TS=36408 */
+ {0.440000, 20, "\x80\x62\x00\x17\x00\x00\x8E\x38\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* Don't increment SeqNo but increment timestamp by 160 */
+ /* RTP: SeqNo=23, TS=36568 */
+ {0.460000, 20, "\x80\x62\x00\x17\x00\x00\x8E\xD8\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=24, TS=36728 */
+ {0.480000, 20, "\x80\x62\x00\x18\x00\x00\x8F\x78\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=25, TS=36888 */
+ {0.500000, 20, "\x80\x62\x00\x19\x00\x00\x90\x18\x10\x20\x30\x40"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* SSRC changed to 0x50607080, RTP timestamp jump, Delay of 1.5s,
+ * SeqNo jump */
+ /* RTP: SeqNo=1000, TS=160000 */
+ {2.000000, 20, "\x80\x62\x03\xE8\x00\x02\x71\x00\x50\x60\x70\x80"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=1001, TS=160160 */
+ {2.020000, 20, "\x80\x62\x03\xE9\x00\x02\x71\xA0\x50\x60\x70\x80"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+ /* RTP: SeqNo=1002, TS=160320 */
+ {2.040000, 20, "\x80\x62\x03\xEA\x00\x02\x72\x40\x50\x60\x70\x80"
+ "\x01\x23\x45\x67\x89\xAB\xCD\xEF"},
+};
+
+void mgcp_patch_and_count(struct mgcp_endpoint *endp,
+ struct mgcp_rtp_state *state,
+ struct mgcp_rtp_end *rtp_end,
+ struct sockaddr_in *addr, char *data, int len);
+
+static void test_packet_error_detection(int patch_ssrc, int patch_ts)
+{
+ int i;
+
+ struct mgcp_trunk_config trunk;
+ struct mgcp_endpoint endp;
+ struct mgcp_rtp_state state;
+ struct mgcp_rtp_end *rtp;
+ struct sockaddr_in addr = { 0 };
+ char buffer[4096];
+ uint32_t last_ssrc = 0;
+ uint32_t last_timestamp = 0;
+ uint32_t last_seqno = 0;
+ int last_in_ts_err_cnt = 0;
+ int last_out_ts_err_cnt = 0;
+ struct mgcp_conn_rtp *conn = NULL;
+
+ printf("Testing packet error detection%s%s.\n",
+ patch_ssrc ? ", patch SSRC" : "",
+ patch_ts ? ", patch timestamps" : "");
+
+ memset(&trunk, 0, sizeof(trunk));
+ memset(&endp, 0, sizeof(endp));
+ memset(&state, 0, sizeof(state));
+
+ endp.type = &ep_typeset.rtp;
+
+ trunk.number_endpoints = 1;
+ trunk.endpoints = &endp;
+ trunk.force_constant_ssrc = patch_ssrc;
+ trunk.force_aligned_timing = patch_ts;
+
+ endp.tcfg = &trunk;
+
+ INIT_LLIST_HEAD(&endp.conns);
+ mgcp_conn_alloc(NULL, &endp, 4711, MGCP_CONN_TYPE_RTP,
+ "test-connection");
+ conn = mgcp_conn_get_rtp(&endp, 4711);
+ OSMO_ASSERT(conn);
+
+ rtp = &conn->end;
+
+ rtp->codec.payload_type = 98;
+
+ for (i = 0; i < ARRAY_SIZE(test_rtp_packets1); ++i) {
+ struct rtp_packet_info *info = test_rtp_packets1 + i;
+
+ force_monotonic_time_us = round(1000000.0 * info->txtime);
+
+ OSMO_ASSERT(info->len <= sizeof(buffer));
+ OSMO_ASSERT(info->len >= 0);
+ memmove(buffer, info->data, info->len);
+ mgcp_rtp_end_config(&endp, 1, rtp);
+
+ mgcp_patch_and_count(&endp, &state, rtp, &addr,
+ buffer, info->len);
+
+ if (state.out_stream.ssrc != last_ssrc) {
+ printf("Output SSRC changed to %08x\n",
+ state.out_stream.ssrc);
+ last_ssrc = state.out_stream.ssrc;
+ }
+
+ printf("In TS: %d, dTS: %d, Seq: %d\n",
+ state.in_stream.last_timestamp,
+ state.in_stream.last_tsdelta, state.in_stream.last_seq);
+
+ printf("Out TS change: %d, dTS: %d, Seq change: %d, "
+ "TS Err change: in %+d, out %+d\n",
+ state.out_stream.last_timestamp - last_timestamp,
+ state.out_stream.last_tsdelta,
+ state.out_stream.last_seq - last_seqno,
+ state.in_stream.err_ts_counter - last_in_ts_err_cnt,
+ state.out_stream.err_ts_counter - last_out_ts_err_cnt);
+
+ printf("Stats: Jitter = %u, Transit = %d\n",
+ calc_jitter(&state), state.stats_transit);
+
+ last_in_ts_err_cnt = state.in_stream.err_ts_counter;
+ last_out_ts_err_cnt = state.out_stream.err_ts_counter;
+ last_timestamp = state.out_stream.last_timestamp;
+ last_seqno = state.out_stream.last_seq;
+ }
+
+ force_monotonic_time_us = -1;
+}
+
+static void test_multilple_codec(void)
+{
+ struct mgcp_config *cfg;
+ struct mgcp_endpoint *endp;
+ struct msgb *inp, *resp;
+ struct in_addr addr;
+ struct mgcp_conn_rtp *conn = NULL;
+
+ printf("Testing multiple payload types\n");
+
+ cfg = mgcp_config_alloc();
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+ cfg->policy_cb = mgcp_test_policy_cb;
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ /* Allocate endpoint 1@mgw with two codecs */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_1);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 1);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ conn = mgcp_conn_get_rtp(endp, 4711);
+ OSMO_ASSERT(conn);
+ OSMO_ASSERT(conn->end.codec.payload_type == 18);
+ OSMO_ASSERT(conn->end.alt_codec.payload_type == 97);
+
+ /* Allocate 2@mgw with three codecs, last one ignored */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_2);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 2);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ conn = mgcp_conn_get_rtp(endp, 90210);
+ OSMO_ASSERT(conn);
+ OSMO_ASSERT(conn->end.codec.payload_type == 18);
+ OSMO_ASSERT(conn->end.alt_codec.payload_type == 97);
+
+ /* Allocate 3@mgw with no codecs, check for PT == -1 */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_3);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 3);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ conn = mgcp_conn_get_rtp(endp, 815);
+ OSMO_ASSERT(conn);
+ OSMO_ASSERT(conn->end.codec.payload_type == -1);
+ OSMO_ASSERT(conn->end.alt_codec.payload_type == -1);
+
+ /* Allocate 4@mgw with a single codec */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_4);
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 4);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ conn = mgcp_conn_get_rtp(endp, 32168);
+ OSMO_ASSERT(conn);
+ OSMO_ASSERT(conn->end.codec.payload_type == 18);
+ OSMO_ASSERT(conn->end.alt_codec.payload_type == -1);
+
+ /* Allocate 5@mgw at select GSM.. */
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_GSM_EXACT);
+ talloc_free(cfg->trunk.audio_name);
+ cfg->trunk.audio_name = "GSM/8000";
+ cfg->trunk.no_audio_transcoding = 1;
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 5);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ conn = mgcp_conn_get_rtp(endp, 3);
+ OSMO_ASSERT(conn);
+ OSMO_ASSERT(conn->end.codec.payload_type == 3);
+ OSMO_ASSERT(conn->end.alt_codec.payload_type == -1);
+
+ inp = create_msg(MDCX_NAT_DUMMY);
+ last_endpoint = -1;
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+ OSMO_ASSERT(last_endpoint == 5);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ conn = mgcp_conn_get_rtp(endp, 3);
+ OSMO_ASSERT(conn);
+ OSMO_ASSERT(conn->end.codec.payload_type == 3);
+ OSMO_ASSERT(conn->end.alt_codec.payload_type == -1);
+ OSMO_ASSERT(conn->end.rtp_port == htons(16434));
+ memset(&addr, 0, sizeof(addr));
+ inet_aton("8.8.8.8", &addr);
+ OSMO_ASSERT(conn->end.addr.s_addr == addr.s_addr);
+
+ /* Check what happens without that flag */
+
+ /* Free the previous endpoint and the data and
+ * check if the connection really vanished... */
+ mgcp_release_endp(endp);
+ talloc_free(endp->last_response);
+ talloc_free(endp->last_trans);
+ endp->last_response = endp->last_trans = NULL;
+ conn = mgcp_conn_get_rtp(endp, 3);
+ OSMO_ASSERT(!conn);
+
+ last_endpoint = -1;
+ inp = create_msg(CRCX_MULT_GSM_EXACT);
+ cfg->trunk.no_audio_transcoding = 0;
+ resp = mgcp_handle_message(cfg, inp);
+ msgb_free(inp);
+ msgb_free(resp);
+
+ OSMO_ASSERT(last_endpoint == 5);
+ endp = &cfg->trunk.endpoints[last_endpoint];
+ conn = mgcp_conn_get_rtp(endp, 3);
+ OSMO_ASSERT(conn);
+ OSMO_ASSERT(conn->end.codec.payload_type == 255);
+ OSMO_ASSERT(conn->end.alt_codec.payload_type == 0);
+
+ talloc_free(cfg);
+}
+
+static void test_no_cycle(void)
+{
+ struct mgcp_config *cfg;
+ struct mgcp_endpoint *endp;
+ struct mgcp_conn_rtp *conn = NULL;
+
+ printf("Testing no sequence flow on initial packet\n");
+
+ cfg = mgcp_config_alloc();
+ cfg->trunk.number_endpoints = 64;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ endp = &cfg->trunk.endpoints[1];
+
+ mgcp_conn_alloc(NULL, endp, 4711, MGCP_CONN_TYPE_RTP,
+ "test-connection");
+ conn = mgcp_conn_get_rtp(endp, 4711);
+ OSMO_ASSERT(conn);
+
+ OSMO_ASSERT(conn->state.stats_initialized == 0);
+
+ mgcp_rtp_annex_count(endp, &conn->state, 0, 0, 2342);
+ OSMO_ASSERT(conn->state.stats_initialized == 1);
+ OSMO_ASSERT(conn->state.stats_cycles == 0);
+ OSMO_ASSERT(conn->state.stats_max_seq == 0);
+
+ mgcp_rtp_annex_count(endp, &conn->state, 1, 0, 2342);
+ OSMO_ASSERT(conn->state.stats_initialized == 1);
+ OSMO_ASSERT(conn->state.stats_cycles == 0);
+ OSMO_ASSERT(conn->state.stats_max_seq == 1);
+
+ /* now jump.. */
+ mgcp_rtp_annex_count(endp, &conn->state, UINT16_MAX, 0, 2342);
+ OSMO_ASSERT(conn->state.stats_initialized == 1);
+ OSMO_ASSERT(conn->state.stats_cycles == 0);
+ OSMO_ASSERT(conn->state.stats_max_seq == UINT16_MAX);
+
+ /* and wrap */
+ mgcp_rtp_annex_count(endp, &conn->state, 0, 0, 2342);
+ OSMO_ASSERT(conn->state.stats_initialized == 1);
+ OSMO_ASSERT(conn->state.stats_cycles == UINT16_MAX + 1);
+ OSMO_ASSERT(conn->state.stats_max_seq == 0);
+
+ talloc_free(cfg);
+}
+
+static void test_no_name(void)
+{
+ struct mgcp_config *cfg;
+ struct msgb *inp, *msg;
+
+ printf("Testing no rtpmap name\n");
+ cfg = mgcp_config_alloc();
+
+ cfg->trunk.number_endpoints = 64;
+ cfg->trunk.audio_send_name = 0;
+ mgcp_endpoints_allocate(&cfg->trunk);
+
+ cfg->policy_cb = mgcp_test_policy_cb;
+
+ mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1));
+
+ inp = create_msg(CRCX);
+ msg = mgcp_handle_message(cfg, inp);
+ if (strcmp((char *)msg->data, CRCX_RET_NO_RTPMAP) != 0) {
+ printf("FAILED: there should not be a RTPMAP: %s\n",
+ (char *)msg->data);
+ OSMO_ASSERT(false);
+ }
+ msgb_free(inp);
+ msgb_free(msg);
+
+ mgcp_release_endp(&cfg->trunk.endpoints[1]);
+ talloc_free(cfg);
+}
+
+static void test_osmux_cid(void)
+{
+ int id, i;
+
+ OSMO_ASSERT(osmux_used_cid() == 0);
+ id = osmux_get_cid();
+ OSMO_ASSERT(id == 0);
+ OSMO_ASSERT(osmux_used_cid() == 1);
+ osmux_put_cid(id);
+ OSMO_ASSERT(osmux_used_cid() == 0);
+
+ for (i = 0; i < 256; ++i) {
+ id = osmux_get_cid();
+ OSMO_ASSERT(id == i);
+ OSMO_ASSERT(osmux_used_cid() == i + 1);
+ }
+
+ id = osmux_get_cid();
+ OSMO_ASSERT(id == -1);
+
+ for (i = 0; i < 256; ++i)
+ osmux_put_cid(i);
+ OSMO_ASSERT(osmux_used_cid() == 0);
+}
+
+static const struct log_info_cat log_categories[] = {
+};
+
+const struct log_info log_info = {
+ .cat = log_categories,
+ .num_cat = ARRAY_SIZE(log_categories),
+};
+
+int main(int argc, char **argv)
+{
+ msgb_talloc_ctx_init(NULL, 0);
+ osmo_init_logging(&log_info);
+
+ test_strline();
+ test_values();
+ test_messages();
+ test_retransmission();
+ test_packet_loss_calc();
+ test_rqnt_cb();
+ test_mgcp_stats();
+ test_packet_error_detection(1, 0);
+ test_packet_error_detection(0, 0);
+ test_packet_error_detection(0, 1);
+ test_packet_error_detection(1, 1);
+ test_multilple_codec();
+ test_no_cycle();
+ test_no_name();
+ test_osmux_cid();
+
+ printf("Done\n");
+ return EXIT_SUCCESS;
+}
diff --git a/tests/mgcp/mgcp_test.ok b/tests/mgcp/mgcp_test.ok
new file mode 100644
index 0000000..7376930
--- /dev/null
+++ b/tests/mgcp/mgcp_test.ok
@@ -0,0 +1,471 @@
+line: 'one CR'
+line: 'two CR'
+line: ''
+line: 'one CRLF'
+line: 'two CRLF'
+line: ''
+line: 'one LF'
+line: 'two LF'
+line: ''
+line: 'mixed (4 lines)'
+line: ''
+line: ''
+line: ''
+Testing AUEP1
+Testing AUEP2
+Testing MDCX1
+Testing MDCX2
+Testing CRCX
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 1: RECV
+Testing MDCX3
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetization period not set
+Connection mode: 1: RECV
+Testing MDCX4
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 3: SEND RECV
+Testing MDCX4_PT1
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetetization period: 20-40
+Connection mode: 3: SEND RECV
+Testing MDCX4_PT2
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 3: SEND RECV
+Testing MDCX4_PT3
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetization period not set
+Connection mode: 3: SEND RECV
+Testing MDCX4_SO
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 2: SEND
+Testing MDCX4_RO
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 1: RECV
+Testing DLCX
+Testing CRCX_ZYN
+Dummy packets: 2
+Detected packet duration: 20
+Requested packetization period not set
+Connection mode: 1: RECV
+Testing EMPTY
+Testing SHORT1
+Testing SHORT2
+Testing SHORT3
+Testing SHORT4
+Testing RQNT1
+Testing RQNT2
+Testing DLCX
+Testing CRCX
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetetization period: 20-20
+Connection mode: 1: RECV
+Testing MDCX3
+Dummy packets: 2
+Detected packet duration: 40
+Requested packetization period not set
+Connection mode: 1: RECV
+Testing DLCX
+Testing CRCX
+Re-transmitting CRCX
+Testing RQNT1
+Re-transmitting RQNT1
+Testing RQNT2
+Re-transmitting RQNT2
+Testing MDCX3
+Re-transmitting MDCX3
+Testing DLCX
+Re-transmitting DLCX
+Testing packet loss calculation.
+Testing stat parsing
+Parsing result: 0
+Parsing result: 0
+Testing packet error detection, patch SSRC.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 12000, dTS: 12000, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing packet error detection.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+Output SSRC changed to 10203040
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 32968, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 120, dTS: 120, Seq change: 1, TS Err change: in +1, out +1
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+Output SSRC changed to 50607080
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 123112, dTS: 160, Seq change: 975, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing packet error detection, patch timestamps.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+Output SSRC changed to 10203040
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 32968, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+Output SSRC changed to 50607080
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 123112, dTS: 160, Seq change: 975, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing packet error detection, patch SSRC, patch timestamps.
+Output SSRC changed to 11223344
+In TS: 0, dTS: 0, Seq: 0
+Out TS change: 0, dTS: 0, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 160, dTS: 160, Seq: 1
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 2
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = 0
+In TS: 320, dTS: 160, Seq: 3
+Out TS change: 0, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 10, Transit = 160
+In TS: 480, dTS: 160, Seq: 4
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 9, Transit = 160
+In TS: 640, dTS: 160, Seq: 5
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 8, Transit = 160
+In TS: 960, dTS: 320, Seq: 6
+Out TS change: 320, dTS: 320, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 18, Transit = 0
+In TS: 1120, dTS: 160, Seq: 7
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 17, Transit = 0
+In TS: 1280, dTS: 160, Seq: 8
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 0
+In TS: 1400, dTS: 120, Seq: 9
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 17, Transit = 40
+In TS: 1560, dTS: 160, Seq: 10
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 16, Transit = 40
+In TS: 1720, dTS: 160, Seq: 11
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 15, Transit = 40
+In TS: 34688, dTS: 0, Seq: 12
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 34848, dTS: 160, Seq: 13
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35008, dTS: 160, Seq: 14
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -32768
+In TS: 35128, dTS: 120, Seq: 15
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +1, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35288, dTS: 160, Seq: 16
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35448, dTS: 160, Seq: 17
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 2, Transit = -32728
+In TS: 35768, dTS: 160, Seq: 19
+Out TS change: 320, dTS: 160, Seq change: 2, TS Err change: in +0, out +0
+Stats: Jitter = 12, Transit = -32888
+In TS: 35928, dTS: 160, Seq: 20
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 11, Transit = -32888
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 20, Transit = -33048
+In TS: 36088, dTS: 160, Seq: 21
+Out TS change: 0, dTS: 160, Seq change: 0, TS Err change: in +0, out +0
+Stats: Jitter = 29, Transit = -32888
+In TS: 36248, dTS: 160, Seq: 22
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 27, Transit = -32888
+In TS: 36408, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 25, Transit = -32888
+In TS: 36568, dTS: 160, Seq: 23
+Out TS change: 160, dTS: 160, Seq change: 0, TS Err change: in +1, out +1
+Stats: Jitter = 24, Transit = -32888
+In TS: 36728, dTS: 160, Seq: 24
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 22, Transit = -32888
+In TS: 36888, dTS: 160, Seq: 25
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 21, Transit = -32888
+In TS: 160000, dTS: 0, Seq: 1000
+Out TS change: 12000, dTS: 12000, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160160, dTS: 160, Seq: 1001
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+In TS: 160320, dTS: 160, Seq: 1002
+Out TS change: 160, dTS: 160, Seq change: 1, TS Err change: in +0, out +0
+Stats: Jitter = 0, Transit = -144000
+Testing multiple payload types
+Testing no sequence flow on initial packet
+Testing no rtpmap name
+Done
diff --git a/tests/mgcp_client/Makefile.am b/tests/mgcp_client/Makefile.am
new file mode 100644
index 0000000..5cd0d8a
--- /dev/null
+++ b/tests/mgcp_client/Makefile.am
@@ -0,0 +1,39 @@
+AM_CPPFLAGS = \
+ $(all_includes) \
+ -I$(top_srcdir)/include \
+ -I$(top_builddir)/include \
+ -I$(top_srcdir) \
+ $(NULL)
+
+AM_CFLAGS = \
+ -Wall \
+ -ggdb3 \
+ $(LIBOSMOCORE_CFLAGS) \
+ $(LIBOSMONETIF_CFLAGS) \
+ $(COVERAGE_CFLAGS) \
+ $(NULL)
+
+AM_LDFLAGS = \
+ $(COVERAGE_LDFLAGS) \
+ $(NULL)
+
+EXTRA_DIST = \
+ mgcp_client_test.ok \
+ mgcp_client_test.err \
+ $(NULL)
+
+noinst_PROGRAMS = \
+ mgcp_client_test \
+ $(NULL)
+
+mgcp_client_test_SOURCES = \
+ mgcp_client_test.c \
+ $(NULL)
+
+mgcp_client_test_LDADD = \
+ $(top_builddir)/src/libosmo-mgcp-client/libosmo-mgcp-client.la \
+ $(LIBOSMOCORE_LIBS) \
+ $(LIBOSMOVTY_LIBS) \
+ $(LIBRARY_DL) \
+ $(LIBOSMONETIF_LIBS) \
+ $(NULL)
diff --git a/tests/mgcp_client/mgcp_client_test.c b/tests/mgcp_client/mgcp_client_test.c
new file mode 100644
index 0000000..513f345
--- /dev/null
+++ b/tests/mgcp_client/mgcp_client_test.c
@@ -0,0 +1,255 @@
+/*
+ * (C) 2016 by sysmocom s.f.m.c. GmbH <info@sysmocom.de>
+ * All Rights Reserved
+ *
+ * Author: Neels Hofmeyr
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <string.h>
+
+#include <osmocom/core/msgb.h>
+#include <osmocom/core/application.h>
+#include <osmocom/mgcp_client/mgcp_client.h>
+#include <osmocom/mgcp_client/mgcp_client_internal.h>
+
+void *ctx;
+
+#define buf_len 4096
+
+#if 0
+static struct msgb *from_hex(const char *hex)
+{
+ struct msgb *msg = msgb_alloc(buf_len, "mgcpgw_test_from_hex");
+ unsigned int l = osmo_hexparse(hex, msg->data, buf_len);
+ msg->l2h = msgb_put(msg, l);
+ return msg;
+}
+
+static struct msgb *mgcp_from_str(const char *head, const char *params)
+{
+ struct msgb *msg = msgb_alloc(buf_len, "mgcp_from_str");
+ unsigned int l;
+ char *data;
+ l = strlen(head);
+ msg->l2h = msgb_put(msg, l);
+ data = (char*)msgb_l2(msg);
+ strncpy(data, head, l);
+
+ data = (char*)msgb_put(msg, 1);
+ *data = '\n';
+
+ l = strlen(params);
+ data = (char*)msgb_put(msg, l);
+ strncpy(data, params, l);
+
+ return msg;
+}
+#endif
+
+static struct msgb *from_str(const char *str)
+{
+ struct msgb *msg = msgb_alloc(buf_len, "from_str");
+ unsigned int l = strlen(str);
+ char *data;
+ msg->l2h = msgb_put(msg, l);
+ data = (char*)msgb_l2(msg);
+ strncpy(data, str, l);
+ return msg;
+}
+
+static struct mgcp_client_conf conf;
+struct mgcp_client *mgcp = NULL;
+
+static void reply_to(mgcp_trans_id_t trans_id, int code, const char *comment,
+ int conn_id, const char *params)
+{
+ static char compose[4096 - 128];
+ int len;
+
+ len = snprintf(compose, sizeof(compose),
+ "%d %u %s\r\nI: %d\n\n%s",
+ code, trans_id, comment, conn_id, params);
+ OSMO_ASSERT(len < sizeof(compose));
+ OSMO_ASSERT(len > 0);
+
+ printf("composed response:\n-----\n%s\n-----\n",
+ compose);
+ mgcp_client_rx(mgcp, from_str(compose));
+}
+
+void test_response_cb(struct mgcp_response *response, void *priv)
+{
+ OSMO_ASSERT(priv == mgcp);
+ mgcp_response_parse_params(response);
+
+ printf("response cb received:\n"
+ " head.response_code = %d\n"
+ " head.trans_id = %u\n"
+ " head.comment = %s\n"
+ " audio_port = %u\n"
+ " audio_ip = %s\n",
+ response->head.response_code,
+ response->head.trans_id,
+ response->head.comment,
+ response->audio_port,
+ response->audio_ip
+ );
+}
+
+mgcp_trans_id_t dummy_mgcp_send(struct msgb *msg)
+{
+ mgcp_trans_id_t trans_id;
+ trans_id = msg->cb[MSGB_CB_MGCP_TRANS_ID];
+ char *end;
+
+ OSMO_ASSERT(mgcp_client_pending_add(mgcp, trans_id, test_response_cb, mgcp));
+
+ end = (char*)msgb_put(msg, 1);
+ *end = '\0';
+ printf("composed:\n-----\n%s\n-----\n",
+ (char*)msgb_l2(msg));
+
+ talloc_free(msg);
+ return trans_id;
+}
+
+void test_crcx(void)
+{
+ struct msgb *msg;
+ mgcp_trans_id_t trans_id;
+
+ printf("\n===== %s =====\n", __func__);
+
+ if (mgcp)
+ talloc_free(mgcp);
+ mgcp = mgcp_client_init(ctx, &conf);
+
+ msg = mgcp_msg_crcx(mgcp, 23, 42, MGCP_CONN_LOOPBACK);
+ trans_id = dummy_mgcp_send(msg);
+
+ reply_to(trans_id, 200, "OK", 1,
+ "v=0\r\n"
+ "o=- 1 23 IN IP4 10.9.1.120\r\n"
+ "s=-\r\n"
+ "c=IN IP4 10.9.1.120\r\n"
+ "t=0 0\r\n"
+ "m=audio 16002 RTP/AVP 98\r\n"
+ "a=rtpmap:98 AMR/8000\r\n"
+ "a=ptime:20\r\n");
+}
+
+void test_mgcp_msg(void)
+{
+ struct msgb *msg;
+ char audio_ip_overflow[5000];
+
+ /* A message struct prefilled with some arbitary values */
+ struct mgcp_msg mgcp_msg = {
+ .audio_ip = "192.168.100.23",
+ .endpoint = "23@mgw",
+ .audio_port = 1234,
+ .call_id = 47,
+ .conn_id = 11,
+ .conn_mode = MGCP_CONN_RECV_SEND
+ };
+
+ if (mgcp)
+ talloc_free(mgcp);
+ mgcp = mgcp_client_init(ctx, &conf);
+
+ printf("\n");
+
+ printf("Generated CRCX message:\n");
+ mgcp_msg.verb = MGCP_VERB_CRCX;
+ mgcp_msg.presence =
+ (MGCP_MSG_PRESENCE_ENDPOINT | MGCP_MSG_PRESENCE_CALL_ID |
+ MGCP_MSG_PRESENCE_CONN_ID | MGCP_MSG_PRESENCE_CONN_MODE);
+ msg = mgcp_msg_gen(mgcp, &mgcp_msg);
+ printf("%s\n", (char *)msg->data);
+
+ printf("Generated MDCX message:\n");
+ mgcp_msg.verb = MGCP_VERB_MDCX;
+ mgcp_msg.presence =
+ (MGCP_MSG_PRESENCE_ENDPOINT | MGCP_MSG_PRESENCE_CALL_ID |
+ MGCP_MSG_PRESENCE_CONN_ID | MGCP_MSG_PRESENCE_CONN_MODE |
+ MGCP_MSG_PRESENCE_AUDIO_IP | MGCP_MSG_PRESENCE_AUDIO_PORT);
+ msg = mgcp_msg_gen(mgcp, &mgcp_msg);
+ printf("%s\n", (char *)msg->data);
+
+ printf("Generated DLCX message:\n");
+ mgcp_msg.verb = MGCP_VERB_DLCX;
+ mgcp_msg.presence =
+ (MGCP_MSG_PRESENCE_ENDPOINT | MGCP_MSG_PRESENCE_CALL_ID |
+ MGCP_MSG_PRESENCE_CONN_ID);
+ msg = mgcp_msg_gen(mgcp, &mgcp_msg);
+ printf("%s\n", (char *)msg->data);
+
+ printf("Generated AUEP message:\n");
+ mgcp_msg.verb = MGCP_VERB_AUEP;
+ mgcp_msg.presence = (MGCP_MSG_PRESENCE_ENDPOINT);
+ msg = mgcp_msg_gen(mgcp, &mgcp_msg);
+ printf("%s\n", msg->data);
+
+ printf("Generated RSIP message:\n");
+ mgcp_msg.verb = MGCP_VERB_RSIP;
+ mgcp_msg.presence = (MGCP_MSG_PRESENCE_ENDPOINT);
+ msg = mgcp_msg_gen(mgcp, &mgcp_msg);
+ printf("%s\n", (char *)msg->data);
+
+ printf("Overfolow test:\n");
+ mgcp_msg.verb = MGCP_VERB_MDCX;
+ mgcp_msg.presence =
+ (MGCP_MSG_PRESENCE_ENDPOINT | MGCP_MSG_PRESENCE_CALL_ID |
+ MGCP_MSG_PRESENCE_CONN_ID | MGCP_MSG_PRESENCE_CONN_MODE |
+ MGCP_MSG_PRESENCE_AUDIO_IP | MGCP_MSG_PRESENCE_AUDIO_PORT);
+ memset(audio_ip_overflow, 'X', sizeof(audio_ip_overflow));
+ audio_ip_overflow[sizeof(audio_ip_overflow) - 1] = '\0';
+ mgcp_msg.audio_ip = audio_ip_overflow;
+ msg = mgcp_msg_gen(mgcp, &mgcp_msg);
+ OSMO_ASSERT(msg == NULL);
+
+ printf("\n");
+ msgb_free(msg);
+}
+
+static const struct log_info_cat log_categories[] = {
+};
+
+const struct log_info log_info = {
+ .cat = log_categories,
+ .num_cat = ARRAY_SIZE(log_categories),
+};
+
+
+int main(int argc, char **argv)
+{
+ ctx = talloc_named_const(NULL, 1, "mgcp_client_test");
+ msgb_talloc_ctx_init(ctx, 0);
+ osmo_init_logging(&log_info);
+ log_set_print_filename(osmo_stderr_target, 0);
+ log_set_print_timestamp(osmo_stderr_target, 0);
+ log_set_use_color(osmo_stderr_target, 0);
+ log_set_print_category(osmo_stderr_target, 1);
+
+ mgcp_client_conf_init(&conf);
+
+ test_crcx();
+ test_mgcp_msg();
+
+ printf("Done\n");
+ fprintf(stderr, "Done\n");
+ return EXIT_SUCCESS;
+}
diff --git a/tests/mgcp_client/mgcp_client_test.err b/tests/mgcp_client/mgcp_client_test.err
new file mode 100644
index 0000000..24151ee
--- /dev/null
+++ b/tests/mgcp_client/mgcp_client_test.err
@@ -0,0 +1,2 @@
+DLMGCP message buffer to small, can not generate MGCP message
+Done
diff --git a/tests/mgcp_client/mgcp_client_test.ok b/tests/mgcp_client/mgcp_client_test.ok
new file mode 100644
index 0000000..d4efee4
--- /dev/null
+++ b/tests/mgcp_client/mgcp_client_test.ok
@@ -0,0 +1,62 @@
+
+===== test_crcx =====
+composed:
+-----
+CRCX 1 17@mgw MGCP 1.0
+C: 2a
+L: p:20, a:AMR, nt:IN
+M: loopback
+
+-----
+composed response:
+-----
+200 1 OK
+I: 1
+
+v=0
+o=- 1 23 IN IP4 10.9.1.120
+s=-
+c=IN IP4 10.9.1.120
+t=0 0
+m=audio 16002 RTP/AVP 98
+a=rtpmap:98 AMR/8000
+a=ptime:20
+
+-----
+response cb received:
+ head.response_code = 200
+ head.trans_id = 1
+ head.comment = OK
+ audio_port = 16002
+ audio_ip = 10.9.1.120
+
+Generated CRCX message:
+CRCX 1 23@mgw MGCP 1.0
+C: 2f
+I: 11
+L: p:20, a:AMR, nt:IN
+M: sendrecv
+
+Generated MDCX message:
+MDCX 2 23@mgw MGCP 1.0
+C: 2f
+I: 11
+M: sendrecv
+
+c=IN IP4 192.168.100.23
+m=audio 1234 RTP/AVP 255
+
+Generated DLCX message:
+DLCX 3 23@mgw MGCP 1.0
+C: 2f
+I: 11
+
+Generated AUEP message:
+AUEP 4 23@mgw MGCP 1.0
+
+Generated RSIP message:
+RSIP 5 23@mgw MGCP 1.0
+
+Overfolow test:
+
+Done
diff --git a/tests/testsuite.at b/tests/testsuite.at
new file mode 100644
index 0000000..03ec4b9
--- /dev/null
+++ b/tests/testsuite.at
@@ -0,0 +1,28 @@
+AT_INIT
+AT_BANNER([Regression tests.])
+
+AT_SETUP([legacy_mgcp])
+AT_KEYWORDS([legacy_mgcp])
+cat $abs_srcdir/legacy_mgcp/mgcp_test.ok > expout
+AT_CHECK([$abs_top_builddir/tests/legacy_mgcp/mgcp_test], [], [expout], [ignore])
+AT_CLEANUP
+
+AT_SETUP([legacy_mgcp-trans])
+AT_KEYWORDS([legacy_mgcp-trans])
+AT_CHECK([test "$enable_mgcp_transcoding_test" == yes || exit 77])
+cat $abs_srcdir/legacy_mgcp/mgcp_transcoding_test.ok > expout
+AT_CHECK([$abs_top_builddir/tests/legacy_mgcp/mgcp_transcoding_test], [], [expout], [ignore])
+AT_CLEANUP
+
+AT_SETUP([mgcp_client])
+AT_KEYWORDS([mgcp_client])
+cat $abs_srcdir/mgcp_client/mgcp_client_test.ok > expout
+cat $abs_srcdir/mgcp_client/mgcp_client_test.err > experr
+AT_CHECK([$abs_top_builddir/tests/mgcp_client/mgcp_client_test], [], [expout], [experr])
+AT_CLEANUP
+
+AT_SETUP([mgcp])
+AT_KEYWORDS([mgcp])
+cat $abs_srcdir/mgcp/mgcp_test.ok > expout
+AT_CHECK([$abs_top_builddir/tests/mgcp/mgcp_test], [], [expout], [ignore])
+AT_CLEANUP
diff --git a/tests/vty_test_runner.py b/tests/vty_test_runner.py
new file mode 100644
index 0000000..05bc3bf
--- /dev/null
+++ b/tests/vty_test_runner.py
@@ -0,0 +1,171 @@
+#!/usr/bin/env python
+
+# (C) 2013 by Katerina Barone-Adesi <kat.obsc@gmail.com>
+# (C) 2013 by Holger Hans Peter Freyther
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+import os, sys
+import time
+import unittest
+import socket
+import subprocess
+
+import osmopy.obscvty as obscvty
+import osmopy.osmoutil as osmoutil
+
+# add $top_srcdir/contrib to find ipa.py
+sys.path.append(os.path.join(sys.path[0], '..', 'contrib'))
+
+from ipa import IPA
+
+# to be able to find $top_srcdir/doc/...
+confpath = os.path.join(sys.path[0], '..')
+
+class TestVTYBase(unittest.TestCase):
+
+ def checkForEndAndExit(self):
+ res = self.vty.command("list")
+ #print ('looking for "exit"\n')
+ self.assert_(res.find(' exit\r') > 0)
+ #print 'found "exit"\nlooking for "end"\n'
+ self.assert_(res.find(' end\r') > 0)
+ #print 'found "end"\n'
+
+ def vty_command(self):
+ raise Exception("Needs to be implemented by a subclass")
+
+ def vty_app(self):
+ raise Exception("Needs to be implemented by a subclass")
+
+ def setUp(self):
+ osmo_vty_cmd = self.vty_command()[:]
+ config_index = osmo_vty_cmd.index('-c')
+ if config_index:
+ cfi = config_index + 1
+ osmo_vty_cmd[cfi] = os.path.join(confpath, osmo_vty_cmd[cfi])
+
+ try:
+ self.proc = osmoutil.popen_devnull(osmo_vty_cmd)
+ except OSError:
+ print >> sys.stderr, "Current directory: %s" % os.getcwd()
+ print >> sys.stderr, "Consider setting -b"
+
+ appstring = self.vty_app()[2]
+ appport = self.vty_app()[0]
+ self.vty = obscvty.VTYInteract(appstring, "127.0.0.1", appport)
+
+ def tearDown(self):
+ if self.vty:
+ self.vty._close_socket()
+ self.vty = None
+ osmoutil.end_proc(self.proc)
+
+class TestVTYMGCP(TestVTYBase):
+ def vty_command(self):
+ return ["./src/osmo-bsc_mgcp/osmo-bsc_mgcp", "-c",
+ "doc/examples/osmo-bsc_mgcp/mgcp.cfg"]
+
+ def vty_app(self):
+ return (4243, "./src/osmo-bsc_mgcp/osmo-bsc_mgcp", "OpenBSC MGCP", "mgcp")
+
+ def testForcePtime(self):
+ self.vty.enable()
+ res = self.vty.command("show running-config")
+ self.assert_(res.find(' rtp force-ptime 20\r') > 0)
+ self.assertEquals(res.find(' no rtp force-ptime\r'), -1)
+
+ self.vty.command("configure terminal")
+ self.vty.command("mgcp")
+ self.vty.command("no rtp force-ptime")
+ res = self.vty.command("show running-config")
+ self.assertEquals(res.find(' rtp force-ptime 20\r'), -1)
+ self.assertEquals(res.find(' no rtp force-ptime\r'), -1)
+
+ def testOmitAudio(self):
+ self.vty.enable()
+ res = self.vty.command("show running-config")
+ self.assert_(res.find(' sdp audio-payload send-name\r') > 0)
+ self.assertEquals(res.find(' no sdp audio-payload send-name\r'), -1)
+
+ self.vty.command("configure terminal")
+ self.vty.command("mgcp")
+ self.vty.command("no sdp audio-payload send-name")
+ res = self.vty.command("show running-config")
+ self.assertEquals(res.find(' rtp sdp audio-payload send-name\r'), -1)
+ self.assert_(res.find(' no sdp audio-payload send-name\r') > 0)
+
+ # TODO: test it for the trunk!
+
+ def testBindAddr(self):
+ self.vty.enable()
+
+ self.vty.command("configure terminal")
+ self.vty.command("mgcp")
+
+ # enable.. disable bts-bind-ip
+ self.vty.command("rtp bts-bind-ip 254.253.252.250")
+ res = self.vty.command("show running-config")
+ self.assert_(res.find('rtp bts-bind-ip 254.253.252.250') > 0)
+ self.vty.command("no rtp bts-bind-ip")
+ res = self.vty.command("show running-config")
+ self.assertEquals(res.find(' rtp bts-bind-ip'), -1)
+
+ # enable.. disable net-bind-ip
+ self.vty.command("rtp net-bind-ip 254.253.252.250")
+ res = self.vty.command("show running-config")
+ self.assert_(res.find('rtp net-bind-ip 254.253.252.250') > 0)
+ self.vty.command("no rtp net-bind-ip")
+ res = self.vty.command("show running-config")
+ self.assertEquals(res.find(' rtp net-bind-ip'), -1)
+
+
+if __name__ == '__main__':
+ import argparse
+ import sys
+
+ workdir = '.'
+
+ parser = argparse.ArgumentParser()
+ parser.add_argument("-v", "--verbose", dest="verbose",
+ action="store_true", help="verbose mode")
+ parser.add_argument("-p", "--pythonconfpath", dest="p",
+ help="searchpath for config")
+ parser.add_argument("-w", "--workdir", dest="w",
+ help="Working directory")
+ parser.add_argument("test_name", nargs="*", help="(parts of) test names to run, case-insensitive")
+ args = parser.parse_args()
+
+ verbose_level = 1
+ if args.verbose:
+ verbose_level = 2
+
+ if args.w:
+ workdir = args.w
+
+ if args.p:
+ confpath = args.p
+
+ print "confpath %s, workdir %s" % (confpath, workdir)
+ os.chdir(workdir)
+ print "Running tests for specific VTY commands"
+ suite = unittest.TestSuite()
+ suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestVTYMGCP))
+
+ if args.test_name:
+ osmoutil.pick_tests(suite, *args.test_name)
+
+ res = unittest.TextTestRunner(verbosity=verbose_level, stream=sys.stdout).run(suite)
+ sys.exit(len(res.errors) + len(res.failures))
+
+# vim: shiftwidth=4 expandtab nocin ai