iot-vsocket: Fix return type of NetworkSend_t and NetworkRecv_t

Update the return type of function pointers NetworkSend_t and
NetworkRecv_t to match function pointer definition in Mbed TLS.

Signed-off-by: Devaraj Ranganna <[email protected]>

Author: urutva

Middleware/ARM/IoT_VSocket-lib/transport_tls_iot_socket.c

@@ -22,10 +22,10 @@
 #include "logging_stack.h"
 
 
-static int32_t Recv_Cb( void * pvCallerContext,
+static int Recv_Cb( void * pvCallerContext,
                         unsigned char * pucReceiveBuffer,
                         size_t xReceiveLength );
-static int32_t Send_Cb( void * pvCallerContext,
+static int Send_Cb( void * pvCallerContext,
                         const unsigned char * pucData,
                         size_t xDataLength );
 
@@ -198,11 +198,11 @@ int32_t Transport_Send( NetworkContext_t * pNetworkContext,
  *
  * @return The number of bytes actually read or appropirate error code.
  */
-static int32_t Recv_Cb( void * pvCallerContext,
+static int Recv_Cb( void * pvCallerContext,
                         unsigned char * pucReceiveBuffer,
                         size_t xReceiveLength )
 {
-    int32_t rc;
+    int rc;
     NetworkContext_t * pNetworkContext = ( NetworkContext_t * ) ( pvCallerContext );
 
     if( ( pNetworkContext == NULL ) || ( pucReceiveBuffer == NULL ) )
@@ -235,12 +235,12 @@ static int32_t Recv_Cb( void * pvCallerContext,
  *
  * @return The number of bytes actually sent.
  */
-static int32_t Send_Cb( void * pvCallerContext,
+static int Send_Cb( void * pvCallerContext,
                         const unsigned char * pucData,
                         size_t xDataLength )
 {
     NetworkContext_t * pNetworkContext = ( NetworkContext_t * ) ( pvCallerContext );
-    int32_t rc;
+    int rc;
 
     if( ( pNetworkContext == NULL ) || ( pucData == NULL ) )
     {

Middleware/ARM/mbedtls-lib/src/tls_helper.h

@@ -62,7 +62,7 @@ typedef struct TLSContext
  *
  * @return The number of bytes actually read.
  */
-typedef int32_t ( * NetworkRecv_t )( void * pvCallerContext,
+typedef int ( * NetworkRecv_t )( void * pvCallerContext,
                                         unsigned char * pucReceiveBuffer,
                                         size_t xReceiveLength );
 
@@ -75,7 +75,7 @@ typedef int32_t ( * NetworkRecv_t )( void * pvCallerContext,
  *
  * @return The number of bytes actually sent.
  */
-typedef int32_t ( * NetworkSend_t )( void * pvCallerContext,
+typedef int ( * NetworkSend_t )( void * pvCallerContext,
                                         const unsigned char * pucData,
                                         size_t xDataLength );