Merge branch 'feature/add_esp_peer_v1.3.0' into 'main'

esp_peer: update to v1.3.0

See merge request adf/esp-webrtc-solution!69

Author: TempoTian

components/esp_peer/CHANGELOG.md

@@ -1,5 +1,28 @@
 # Changelog
 
+## v1.3.0
+
+### Bug Fixes
+
+- Fixed crash caused by receiving SCTP messages before data channel creation
+- Fixed incorrect H264 profile usage when controlled by peer
+- Fixed race condition in SCTP reference counting
+- Fixed misleading fingerprint verification error logs
+- Fixed crash due to negative KMS server priority value
+- Fixed agent deinitialization while still in use
+
+### Features
+
+- Added RTP transformer support (custom packet processing)
+- Added H264 RTP decoder support
+- Added IPv6 compatibility
+- Added media direction negotiation based on SDP
+- Added agent argument validation
+- Added receive lock to prevent crashes during concurrent packet processing
+- Added weak UDP transport implementation (fallback for unreliable networks)
+- Added DTLS close_notify handling for graceful disconnection
+- Added configurable limit for maximum ICE candidates
+
 ## v1.2.7
 
 ### Bug Fixes

components/esp_peer/idf_component.yml

@@ -1,5 +1,5 @@
 description: Espressif PeerConnection Library
-version: 1.2.7
+version: 1.3.0
 url: "https://github.com/espressif/esp-webrtc-solution/tree/main/components/esp_peer"
 documentation: "https://github.com/espressif/esp-webrtc-solution/tree/main/components/esp_peer/README.md"
 issues: "https://github.com/espressif/esp-webrtc-solution/issues"

components/esp_peer/include/esp_peer_default.h

@@ -64,6 +64,9 @@ typedef struct {
     esp_peer_default_rtp_cfg_t      rtp_cfg;             /*!< Configuration of RTP buffer */
     bool                            keep_role;           /*!< Do not reset role to controlling when disconnected */
     bool                            ipv6_support;        /*!< Support IPv6 */
+    uint8_t                         max_candidates;      /*!< Maximum ICE candidates to gather
+                                                              Large setting will consume more heap memory
+                                                              Defaults is 10 if set to 0 */
 } esp_peer_default_cfg_t;
 
 /**

components/esp_peer/libs/esp32/libpeer_default.a

@@ -520,7 +520,7 @@ int dtls_srtp_read(dtls_srtp_t *dtls_srtp, unsigned char *buf, size_t len)
             continue;
         } else if (ret == 0 || ret == MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) { // Detected DTLS connection close ret
             ESP_LOGE(TAG, "Detected DTLS connection close ret %d", ret);
-            ret = -1;
+            ret = MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY;
             break;
         } else if (ret == MBEDTLS_ERR_SSL_WANT_READ || ret == MBEDTLS_ERR_SSL_TIMEOUT) {
             ret = 0;