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-rw-r--r--main/rtp_engine.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/main/rtp_engine.c b/main/rtp_engine.c
index 26881be80..2d23958ae 100644
--- a/main/rtp_engine.c
+++ b/main/rtp_engine.c
@@ -39,6 +39,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/pbx.h"
#include "asterisk/translate.h"
+struct ast_srtp_res *res_srtp = NULL;
+struct ast_srtp_policy_res *res_srtp_policy = NULL;
+
/*! Structure that represents an RTP session (instance) */
struct ast_rtp_instance {
/*! Engine that is handling this RTP instance */
@@ -67,6 +70,8 @@ struct ast_rtp_instance {
struct ast_rtp_glue *glue;
/*! Channel associated with the instance */
struct ast_channel *chan;
+ /*! SRTP info associated with the instance */
+ struct ast_srtp *srtp;
};
/*! List of RTP engines that are currently registered */
@@ -1670,3 +1675,47 @@ struct ast_channel *ast_rtp_instance_get_chan(struct ast_rtp_instance *instance)
{
return instance->chan;
}
+
+int ast_rtp_engine_register_srtp(struct ast_srtp_res *srtp_res, struct ast_srtp_policy_res *policy_res)
+{
+ if (res_srtp || res_srtp_policy) {
+ return -1;
+ }
+ if (!srtp_res || !policy_res) {
+ return -1;
+ }
+
+ res_srtp = srtp_res;
+ res_srtp_policy = policy_res;
+
+ return 0;
+}
+
+void ast_rtp_engine_unregister_srtp(void)
+{
+ res_srtp = NULL;
+ res_srtp_policy = NULL;
+}
+
+int ast_rtp_engine_srtp_is_registered(void)
+{
+ return res_srtp && res_srtp_policy;
+}
+
+int ast_rtp_instance_add_srtp_policy(struct ast_rtp_instance *instance, struct ast_srtp_policy *policy)
+{
+ if (!res_srtp) {
+ return -1;
+ }
+
+ if (!instance->srtp) {
+ return res_srtp->create(&instance->srtp, instance, policy);
+ } else {
+ return res_srtp->add_stream(instance->srtp, policy);
+ }
+}
+
+struct ast_srtp *ast_rtp_instance_get_srtp(struct ast_rtp_instance *instance)
+{
+ return instance->srtp;
+}