TD-12678 datasink interface adjust

source/libs/executor/inc/dataSinkMgt.h → include/libs/executor/dataSinkMgt.h

@@ -73,9 +73,9 @@ void dsEndPut(DataSinkHandle handle);
 /**
  * Get the length of the data returned by the next call to dsGetDataBlock.
  * @param handle
- * @return data length
+ * @param pLen data length
  */
-int32_t dsGetDataLength(DataSinkHandle handle, int32_t* pStatus);
+void dsGetDataLength(DataSinkHandle handle, int32_t* pLen, int32_t* pStatus);
 
 /**
  * Get data, the caller needs to allocate data memory.

source/libs/executor/src/dataSinkMgt.c

@@ -41,9 +41,9 @@ void dsEndPut(DataSinkHandle handle) {
   return pHandleImpl->fEndPut(pHandleImpl);
 }
 
-int32_t dsGetDataLength(DataSinkHandle handle, int32_t* pStatus) {
+void dsGetDataLength(DataSinkHandle handle, int32_t* pLen, int32_t* pStatus) {
   SDataSinkHandle* pHandleImpl = (SDataSinkHandle*)handle;
-  return pHandleImpl->fGetLen(pHandleImpl, pStatus);
+  *pLen = pHandleImpl->fGetLen(pHandleImpl, pStatus);
 }
 
 int32_t dsGetDataBlock(DataSinkHandle handle, SOutPutData* pOutput, int32_t* pStatus) {