Cross Reference: /external/lz4/lib/lz4frame.c

Lines Matching defs:srcPtr
200 static U32 LZ4F_readLE32 (const BYTE* srcPtr)
202     U32 value32 = srcPtr[0];
203     value32 += (srcPtr[1]<<8);
204     value32 += (srcPtr[2]<<16);
205     value32 += (srcPtr[3]<<24);
524     const BYTE* srcPtr = (const BYTE*)srcBuffer;
525     const BYTE* const srcEnd = srcPtr + srcSize;
547             srcPtr = srcEnd;
556             srcPtr += sizeToCopy;
565     while ((size_t)(srcEnd - srcPtr) >= blockSize)
569         dstPtr += LZ4F_compressBlock(dstPtr, srcPtr, blockSize, compress, cctxPtr->lz4CtxPtr, cctxPtr->prefs.compressionLevel);
570         srcPtr += blockSize;
573     if ((cctxPtr->prefs.autoFlush) && (srcPtr < srcEnd))
577         dstPtr += LZ4F_compressBlock(dstPtr, srcPtr, srcEnd - srcPtr, compress, cctxPtr->lz4CtxPtr, cctxPtr->prefs.compressionLevel);
578         srcPtr  = srcEnd;
605     if (srcPtr < srcEnd)
608         size_t sizeToCopy = srcEnd - srcPtr;
609         memcpy(cctxPtr->tmpIn, srcPtr, sizeToCopy);
735 static size_t LZ4F_decodeHeader(LZ4F_dctx_internal_t* dctxPtr, const BYTE* srcPtr, size_t srcSize)
745     if (LZ4F_readLE32(srcPtr) != LZ4F_MAGICNUMBER) return (size_t)-ERROR_GENERIC;
746     srcPtr += 4;
749     FLG = srcPtr[0];
756     BD = srcPtr[1];
760     HC = LZ4F_headerChecksum(srcPtr, 2);
761     if (HC != srcPtr[2]) return (size_t)-ERROR_GENERIC;   /* Bad header checksum error */
958     const BYTE* srcPtr = srcStart;
987                 if (srcEnd-srcPtr >= 7)
989                     selectedIn = srcPtr;
990                     srcPtr += 7;
1002                 if (sizeToCopy > (size_t)(srcEnd - srcPtr)) sizeToCopy =  srcEnd - srcPtr;
1003                 memcpy(dctxPtr->header + dctxPtr->tmpInSize, srcPtr, sizeToCopy);
1005                 srcPtr += sizeToCopy;
1027                 if ((srcEnd - srcPtr) >= 4)
1029                     selectedIn = srcPtr;
1030                     srcPtr += 4;
1043                 if (sizeToCopy > (size_t)(srcEnd - srcPtr)) sizeToCopy = srcEnd - srcPtr;
1044                 memcpy(dctxPtr->tmpIn + dctxPtr->tmpInSize, srcPtr, sizeToCopy);
1045                 srcPtr += sizeToCopy;
1085                 if ((size_t)(srcEnd-srcPtr) < sizeToCopy) sizeToCopy = srcEnd - srcPtr;  /* not enough input to read full block */
1087                 memcpy(dstPtr, srcPtr, sizeToCopy);
1088                 if (dctxPtr->frameInfo.contentChecksumFlag) XXH32_update(&(dctxPtr->xxh), srcPtr, (U32)sizeToCopy);
1094                 srcPtr += sizeToCopy;
1109                 if ((size_t)(srcEnd-srcPtr) < dctxPtr->tmpInTarget)
1115                 selectedIn = srcPtr;
1116                 srcPtr += dctxPtr->tmpInTarget;
1124                 if (sizeToCopy > (size_t)(srcEnd-srcPtr)) sizeToCopy = srcEnd-srcPtr;
1125                 memcpy(dctxPtr->tmpIn + dctxPtr->tmpInSize, srcPtr, sizeToCopy);
1127                 srcPtr += sizeToCopy;
1246                 if ((srcEnd - srcPtr) >= 4)   /* CRC present */
1248                     selectedIn = srcPtr;
1249                     srcPtr += 4;
1261                 if (sizeToCopy > (size_t)(srcEnd - srcPtr)) sizeToCopy = srcEnd - srcPtr;
1262                 memcpy(dctxPtr->tmpIn + dctxPtr->tmpInSize, srcPtr, sizeToCopy);
1263                 srcPtr += sizeToCopy;
1323     if (srcPtr<srcEnd)   /* function must be called again with following source data */
1324         dctxPtr->srcExpect = srcPtr;
1327     *srcSizePtr = (srcPtr - srcStart);