int findChunkedDataLength( const char *inChunkPtr , size_t inChunkLen, char ** chunkedDataPtr, const char *inFormat, ... )
{
char *dst = (char *)inChunkPtr + inChunkLen;
char *src = (char *)inChunkPtr;
size_t len;
va_list args;
// Find an empty line (separates the length and data).
*chunkedDataPtr = dst;
for( ;; )
{
while( ( src < *chunkedDataPtr ) && ( *src != '\r' ) ) ++src;
if( src >= *chunkedDataPtr ) break;
len = (size_t)( *chunkedDataPtr - src );
if( ( len >= 2 ) && ( src[ 1 ] == '\n' ) ) // CRLF
{
if(*inChunkPtr == 0x30){ //last chunk
*chunkedDataPtr = src + 2;
va_start( args, inFormat );
VSNScanF( "0", 1, "%llu", args);
va_end( args );
return true;
}
*chunkedDataPtr = src + 2;
va_start( args, inFormat );
VSNScanF( inChunkPtr, src - inChunkPtr, "%x", args);
va_end( args );
return true;
}
else if( len <= 1 )
{
break;
}
++src;
}
return false;
}
int HTTPScanFHeaderValue( const char *inHeaderPtr, size_t inHeaderLen, const char *inName, const char *inFormat, ... )
{
int n;
const char * valuePtr;
size_t valueLen;
va_list args;
n = (int) HTTPGetHeaderField( inHeaderPtr, inHeaderLen, inName, NULL, NULL, &valuePtr, &valueLen, NULL );
require_noerr_quiet( n, exit );
va_start( args, inFormat );
n = VSNScanF( valuePtr, valueLen, inFormat, args );
va_end( args );
exit:
return( n );
}
