- IEC 61850 client: fixed - file transfer doesn't release outstanding connection

src/iec61850/client/ied_connection.c

@@ -1958,7 +1958,7 @@ mmsConnectionFileReadHandler (uint32_t invokeId, void* parameter, MmsError mmsEr
             handler(call->specificParameter2.getFileInfo.originalInvokeId, call->callbackParameter, err, invokeId, NULL, 0, false);
 
             /* close file */
-            MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
+            call->invokeId = MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
 
             if (mmsError != MMS_ERROR_NONE)
                 iedConnection_releaseOutstandingCall(self, call);
@@ -1968,7 +1968,7 @@ mmsConnectionFileReadHandler (uint32_t invokeId, void* parameter, MmsError mmsEr
 
             if ((moreFollows == false) || (cont == false)) {
                 /* close file */
-                MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
+                call->invokeId = MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
 
                 if (mmsError != MMS_ERROR_NONE)
                     iedConnection_releaseOutstandingCall(self, call);
@@ -1985,7 +1985,7 @@ mmsConnectionFileReadHandler (uint32_t invokeId, void* parameter, MmsError mmsEr
                     handler(invokeId, call->callbackParameter, err, invokeId, NULL, 0, false);
 
                     /* close file */
-                    MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
+                    call->invokeId = MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
 
                     if (mmsError != MMS_ERROR_NONE) {
                         iedConnection_releaseOutstandingCall(self, call);
@@ -2032,7 +2032,7 @@ mmsConnectionFileOpenHandler (uint32_t invokeId, void* parameter, MmsError mmsEr
                 handler(invokeId, call->callbackParameter, err, invokeId, NULL, 0, false);
 
                 /* close file */
-                MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
+                call->invokeId = MmsConnection_fileCloseAsync(self->connection, &mmsError, frsmId, mmsConnectionFileCloseHandler, self);
 
                 if (mmsError != MMS_ERROR_NONE)
                     iedConnection_releaseOutstandingCall(self, call);

src/mms/inc/mms_server.h

@@ -209,7 +209,7 @@ typedef MmsError (*MmsFileAccessHandler) (void* parameter, MmsServerConnection c
  * \param handler the callback handler function
  * \param parameter user provided parameter that is passed to the callback handler
  */
-LIB61850_INTERNAL void
+LIB61850_API void
 MmsServer_installFileAccessHandler(MmsServer self, MmsFileAccessHandler handler, void* parameter);
 
 /**