1 files changed, 85 insertions, 0 deletions
diff --git a/subversion/tests/afl/afl-svndiff.c b/subversion/tests/afl/afl-svndiff.c
new file mode 100644
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--- /dev/null
+++ b/subversion/tests/afl/afl-svndiff.c
@@ -0,0 +1,85 @@
+/*
+ * afl-svndiff.c an American Fuzz Lop test
+ *
+ * ====================================================================
+ *    Licensed to the Apache Software Foundation (ASF) under one
+ *    or more contributor license agreements.  See the NOTICE file
+ *    distributed with this work for additional information
+ *    regarding copyright ownership.  The ASF licenses this file
+ *    to you under the Apache License, Version 2.0 (the
+ *    "License"); you may not use this file except in compliance
+ *    with the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing,
+ *    software distributed under the License is distributed on an
+ *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *    KIND, either express or implied.  See the License for the
+ *    specific language governing permissions and limitations
+ *    under the License.
+ * ====================================================================
+ *
+ */
+
+/*  The input data can either be a file on disk or provided via stdin:
+
+       afl-svndiff some-file
+       afl-svndiff < some-file
+
+    In practice the file simply contains random binary data. The data
+    are interpreted as an svndiff as sent by a client to the server. */
+
+#include "svn_delta.h"
+#include "svn_cmdline.h"
+#include "svn_pools.h"
+#include "svn_io.h"
+
+#include <stdlib.h>
+
+static svn_error_t *
+txdelta_window_handler(svn_txdelta_window_t *window,
+                       void *baton)
+{
+  return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+parse(const char *filename, apr_pool_t *pool)
+{
+  svn_stringbuf_t *buf;
+  svn_stream_t *svndiff;
+  svn_stream_t *stream;
+
+  SVN_ERR(svn_stringbuf_from_file2(&buf, filename, pool));
+  svndiff = svn_stream_from_stringbuf(buf, pool);
+
+  stream = svn_txdelta_parse_svndiff(txdelta_window_handler, NULL, TRUE, pool);
+  SVN_ERR(svn_stream_copy3(svndiff, stream, NULL, NULL, pool));
+  
+  return SVN_NO_ERROR;
+}
+
+int main(int argc, char **argv)
+{
+  apr_pool_t *pool;
+  int exit_code = EXIT_SUCCESS;
+  svn_error_t *err;
+  const char *filename;
+
+  if (argc == 2)
+    filename = argv[1];
+  else
+    filename = "-";
+
+  if (svn_cmdline_init("afl-svndiff", stderr) != EXIT_SUCCESS)
+    return EXIT_FAILURE;
+  pool = apr_allocator_owner_get(svn_pool_create_allocator(FALSE));
+
+  err = parse(filename, pool);
+  if (err)
+    exit_code = EXIT_FAILURE;
+  svn_error_clear(err);
+  svn_pool_destroy(pool);
+  return exit_code;
+}