GetBlob

previous page next page

IPB_Session interface:

GetBlob method

Description

Returns a pointer to the data buffer for a blob.

Syntax

GetBlob(pbblob bin)

Argument	Description
bin	A pointer to the source buffer

Return Values

void*.

Examples

In this CASE clause, the value returned from GetBlob is cast to the LPCTSTR variable pStr. If it is not null, the return value in the PBCallInfo structure is set to the value of the blob:

case pbvalue_blob:
   pStr = (LPCTSTR)Session-> GetBlob(retVal.blob_val);
   if (strncmp(pStr, "null", 4)==0 )
      ci -> returnValue ->SetToNull();
   else
      {
         ci -> returnValue->SetBlob(retVal.blob_val);
         Session -> ReleaseValue(retVal);
      }
   break;