1 files changed, 113 insertions, 0 deletions
diff --git a/src/ZIDRecord.cpp b/src/ZIDRecord.cpp
new file mode 100644
index 0000000..d62c2e3
--- /dev/null
+++ b/src/ZIDRecord.cpp
@@ -0,0 +1,113 @@
+/*
+  Copyright (C) 2006-2007 Werner Dittmann
+
+  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/>.
+*/
+
+/*
+ * Authors: Werner Dittmann <Werner.Dittmann@t-online.de>
+ */
+
+#include <time.h>
+
+#include <libzrtpcpp/ZIDRecord.h>
+
+void ZIDRecord::setNewRs1(const unsigned char* data, int32_t expire) {
+
+    // shift RS1 data into RS2 position
+    memcpy(record.rs2Data, record.rs1Data, RS_LENGTH);
+    memcpy(record.rs2Interval, record.rs1Interval, TIME_LENGTH);
+
+    // now propagate flags as well
+    if (isRs1Valid()) {
+	setRs2Valid();
+    }
+
+    // set new RS1 data
+    memcpy(record.rs1Data, data, RS_LENGTH);
+
+    time_t validThru;
+    if (expire == -1) {
+	validThru = -1;
+    }
+    else if (expire <= 0) {
+	validThru = 0;
+    }
+    else {
+	validThru = time(NULL) + expire;
+    }
+
+    if (sizeof(time_t) == 4) {
+	long long temp = validThru;
+	memcpy(record.rs1Interval, (unsigned char*)&temp, TIME_LENGTH);
+    }
+    else {
+	memcpy(record.rs1Interval, (unsigned char*)&validThru, TIME_LENGTH);
+    }
+    setRs1Valid();
+}
+
+
+const bool ZIDRecord::isRs1NotExpired() {
+    time_t current = time(NULL);
+    time_t validThru;
+
+    if (sizeof(time_t) == 4) {
+	long long temp;
+	memcpy((unsigned char*)&temp, record.rs1Interval, TIME_LENGTH);
+	validThru = temp;
+    }
+    else {
+	memcpy((unsigned char*)&validThru, record.rs1Interval, TIME_LENGTH);
+    }
+
+    if (validThru == -1)
+	return true;
+    if (validThru == 0)
+	return false;
+    return (current <= validThru) ? true : false;
+}
+
+const bool ZIDRecord::isRs2NotExpired() {
+    time_t current = time(NULL);
+    time_t validThru;
+
+    if (sizeof(time_t) == 4) {
+	long long temp;
+	memcpy((unsigned char*)&temp, record.rs2Interval, TIME_LENGTH);
+	validThru = temp;
+    }
+    else {
+	memcpy((unsigned char*)&validThru, record.rs2Interval, TIME_LENGTH);
+    }
+
+    if (validThru == -1)
+	return true;
+    if (validThru == 0)
+	return false;
+    return (current <= validThru) ? true : false;
+}
+
+void ZIDRecord::setMiTMData(const unsigned char* data) {
+    memcpy(record.mitmKey, data, RS_LENGTH);
+    setMITMKeyAvailable();
+}
+
+/** EMACS **
+ * Local variables:
+ * mode: c++
+ * c-default-style: ellemtel
+ * c-basic-offset: 4
+ * End:
+ */