API fixups and cleanups.

coreapi/linphonecall.c

@@ -1100,7 +1100,7 @@ void linphone_call_params_add_custom_header(LinphoneCallParams *params, const ch
 	params->custom_headers=sal_custom_header_append(params->custom_headers,header_name,header_value);
 }
 
-const char *linphone_call_params_get_custom_header(LinphoneCallParams *params, const char *header_name){
+const char *linphone_call_params_get_custom_header(const LinphoneCallParams *params, const char *header_name){
 	return sal_custom_header_find(params->custom_headers,header_name);
 }
 

coreapi/linphonecore.h

@@ -37,14 +37,12 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 extern "C" {
 #endif
 
-struct _MSSndCard;
 struct _LinphoneCore;
 /**
  * Linphone core main object created by function linphone_core_new() .
  * @ingroup initializing
  */
 typedef struct _LinphoneCore LinphoneCore;
-struct SalOp;
 
 struct _LpConfig;
 
@@ -201,7 +199,7 @@ void linphone_call_params_enable_low_bandwidth(LinphoneCallParams *cp, bool_t en
 void linphone_call_params_set_record_file(LinphoneCallParams *cp, const char *path);
 const char *linphone_call_params_get_record_file(const LinphoneCallParams *cp);
 void linphone_call_params_add_custom_header(LinphoneCallParams *params, const char *header_name, const char *header_value);
-const char *linphone_call_params_get_custom_header(LinphoneCallParams *params, const char *header_name);
+const char *linphone_call_params_get_custom_header(const LinphoneCallParams *params, const char *header_name);
 /**
  * Enum describing failure reasons.
  * @ingroup initializing

mediastreamer2 @ 44992c09

-Subproject commit eeaab2239d6545f18d5219b62adda8d1dda3b104
+Subproject commit 44992c096673ace578ba5248db7019ba1e0d78d5