-fix via header of CANCEL request

-fix crash in case of malformed paramless request uri in From header
-fix crash in case of From header display name with last value set to « \ »

include/belle-sip/provider.h

@@ -89,6 +89,17 @@ BELLESIP_EXPORT int belle_sip_provider_add_authorization(belle_sip_provider_t *p
  **/
 BELLESIP_EXPORT belle_sip_dialog_t* belle_sip_provider_find_dialog(const belle_sip_provider_t *prov, const char* call_id,const char* local_tag,const char* remote_tag);
 
+/**
+ * Provides access to a specific dialog
+ * @param prov object
+ * @param call_if of the dialog
+ * @param remote_tag of the dialog
+ * @returns dialog that  correspond to these parameters or NULL if not found
+ *
+ **/
+BELLESIP_EXPORT belle_sip_dialog_t* belle_sip_provider_find_dialog_with_remote_tag(const belle_sip_provider_t *prov, const char* call_id,const char* remote_tag);
+
+
 /**
  * Enable rport in via header. Enabled by default
  * @param prov

src/CMakeLists.txt

@@ -235,7 +235,7 @@ if(ENABLE_SHARED)
 		set_target_properties(bellesip PROPERTIES
 			FRAMEWORK TRUE
 			MACOSX_FRAMEWORK_IDENTIFIER org.linphone.belle-sip
-			MACOSX_FRAMEWORK_INFO_PLIST "${CMAKE_SOURCE_DIR}/build/osx/Info.plist.in"
+			MACOSX_FRAMEWORK_INFO_PLIST "${PROJECT_SOURCE_DIR}/build/osx/Info.plist.in"
 			RESOURCE "${BELLESIP_RESOURCES}"
 			PUBLIC_HEADER "${BELLE_SIP_HEADER_FILES}"
 		)

src/belle_sip_utils.c

@@ -514,12 +514,13 @@ char* belle_generic_uri_to_escaped_path(const char* buff) {
 }
 
 char* belle_sip_string_to_backslash_less_unescaped_string(const char* buff) {
-	char *output_buff=belle_sip_malloc(strlen(buff)+1);
+	size_t buff_len = strlen(buff);
+	char *output_buff=belle_sip_malloc(buff_len+1);
 	unsigned int i;
 	unsigned int out_buff_index=0;
 
 	for(i=0; buff[i] != '\0'; i++) {
-		if (buff[i] == '\\') {
+		if (buff[i] == '\\' && i + 1 < buff_len ) { /*make sure escaped caracter exist*/
 			i++;/*skip \*/
 		}
 		/*make sure to only remove one \ in case of \\*/

src/dialog.c

@@ -1115,7 +1115,7 @@ int _belle_sip_dialog_match(belle_sip_dialog_t *obj, const char *call_id, const
 	/*Dialog created by notify matching subscription are still in NULL state if (obj->state==BELLE_SIP_DIALOG_NULL) belle_sip_fatal("_belle_sip_dialog_match() must not be used for dialog in null state.");*/
 	dcid=belle_sip_header_call_id_get_call_id(obj->call_id);
 	return strcmp(dcid,call_id)==0
-		&& strcmp(obj->local_tag,local_tag)==0
+		&& (!local_tag || strcmp(obj->local_tag,local_tag)==0) //local tag is not checked if not provided
 		&& obj->remote_tag /* handle 180 without to tag */ && remote_tag && strcmp(obj->remote_tag,remote_tag)==0;
 }
 

src/grammars/belle_sip_message.g

@@ -321,7 +321,7 @@ scope { belle_generic_uri_t* current; }
 catch [ANTLR3_RECOGNITION_EXCEPTION]
 {
    belle_sip_message("[\%s]  reason [\%s]",(const char*)EXCEPTION->name,(const char*)EXCEPTION->message);
-   belle_sip_object_unref($generic_uri::current);
+   belle_sip_object_unref($ret);
    $ret=NULL;
 }
 

src/grammars/belle_sip_messageLexer.c

@@ -2,7 +2,7 @@
  *  This C source file was generated by $ANTLR version 3.4
  *
  *     -  From the grammar source file : ../grammars/belle_sip_message.g
- *     -                            On : 2021-05-13 15:53:11
+ *     -                            On : 2021-09-07 16:55:34
  *     -                 for the lexer : belle_sip_messageLexerLexer
  *
  * Editing it, at least manually, is not wise.

src/grammars/belle_sip_messageLexer.h

@@ -2,7 +2,7 @@
  *  This C header file was generated by $ANTLR version 3.4
  *
  *     -  From the grammar source file : ../grammars/belle_sip_message.g
- *     -                            On : 2021-05-13 15:53:11
+ *     -                            On : 2021-09-07 16:55:34
  *     -                 for the lexer : belle_sip_messageLexerLexer
  *
  * Editing it, at least manually, is not wise.