Cross Reference: /vbox/src/VBox/Runtime/common/zip/zip.cpp

Lines Matching defs:LZF
82  * LZF block header.
97 /** Pointer to a LZF block header. */
99 /** Pointer to a const LZF block header. */
102 /** The magic of a LZF block header. */
166         /** LZF stream. */
177         } LZF;
231         /** LZF 'stream'. */
241              * LZF is a block based compressor and not a stream compressor. So,
249         } LZF;
901     size_t      cb = pZip->u.LZF.pbOutput - &pZip->abBuffer[0];
902     pZip->u.LZF.pbOutput = &pZip->abBuffer[0];
908  * Compresses a buffer using LZF.
923         unsigned cbFree = (unsigned)(sizeof(pZip->abBuffer) - (pZip->u.LZF.pbOutput - &pZip->abBuffer[0]));
937         PRTZIPLZFHDR pHdr = (PRTZIPLZFHDR)pZip->u.LZF.pbOutput; /* warning: This might be unaligned! */
943         pZip->u.LZF.pbOutput += sizeof(*pHdr);
955         unsigned cbOutput = lzf_compress(pbBuf, cbInput, pZip->u.LZF.pbOutput, cbFree);
967                 cbOutput = lzf_compress(pbBuf, cbInput, pZip->u.LZF.pbOutput, cbFree);
979         pZip->u.LZF.pbOutput += cbOutput;
994     size_t cb = pZip->u.LZF.pbInput - &pZip->u.LZF.abInput[0];
995     pZip->u.LZF.pbInput = &pZip->u.LZF.abInput[0];
996     pZip->u.LZF.cbInputFree = sizeof(pZip->u.LZF.abInput);
998         return rtZipLZFCompressBuffer(pZip, pZip->u.LZF.abInput, cb);
1014              && cbBuf > pZip->u.LZF.cbInputFree)
1016              && pZip->u.LZF.cbInputFree != sizeof(pZip->u.LZF.abInput))
1030         Assert(pZip->u.LZF.cbInputFree >= cbBuf);
1031         memcpy(pZip->u.LZF.pbInput, pvBuf, cbBuf);
1032         pZip->u.LZF.pbInput += cbBuf;
1033         pZip->u.LZF.cbInputFree -= cbBuf;
1037         Assert(pZip->u.LZF.cbInputFree == sizeof(pZip->u.LZF.abInput));
1081     pZip->u.LZF.pbOutput = &pZip->abBuffer[1];
1082     pZip->u.LZF.pbInput  = &pZip->u.LZF.abInput[0];
1083     pZip->u.LZF.cbInputFree = sizeof(pZip->u.LZF.abInput);
1103         AssertMsgFailed(("Invalid LZF header! %.*%Rhxs\n", sizeof(pHdr), pHdr));
1133         if (pZip->u.LZF.cbSpill > 0)
1135             unsigned cb = (unsigned)RT_MIN(pZip->u.LZF.cbSpill, cbBuf);
1136             memcpy(pvBuf, pZip->u.LZF.pbSpill, cb);
1137             pZip->u.LZF.pbSpill += cb;
1138             pZip->u.LZF.cbSpill -= cb;
1182             unsigned cbOutput = lzf_decompress(&pZip->abBuffer[0], Hdr.cbData, pZip->u.LZF.abSpill, cbUncompressed);
1189             pZip->u.LZF.pbSpill = &pZip->u.LZF.abSpill[0];
1190             pZip->u.LZF.cbSpill = cbUncompressed;
1202         if (pZip->u.LZF.cbSpill > 0)
1204             unsigned cb = (unsigned)RT_MIN(pZip->u.LZF.cbSpill, cbBuf);
1205             memcpy(pvBuf, pZip->u.LZF.pbSpill, cb);
1206             pZip->u.LZF.pbSpill += cb;
1207             pZip->u.LZF.cbSpill -= cb;
1220         if (pZip->u.LZF.cbInput < sizeof(RTZIPLZFHDR))
1222             if (pZip->u.LZF.cbInput <= 0)
1230                 pZip->u.LZF.pbInput = &pZip->abBuffer[0];
1231                 pZip->u.LZF.cbInput = cb;
1232                 pHdr = (PCRTZIPLZFHDR)pZip->u.LZF.pbInput;
1237                 size_t cbCur = pZip->u.LZF.cbInput;
1238                 memmove(&pZip->abBuffer[0], pZip->u.LZF.pbInput, cbCur);
1239                 pZip->u.LZF.pbInput = &pZip->abBuffer[0];
1246                 pHdr = (PCRTZIPLZFHDR)pZip->u.LZF.pbInput;
1247                 pZip->u.LZF.cbInput += cb;
1261             pHdr = (PCRTZIPLZFHDR)pZip->u.LZF.pbInput;
1265             if (pHdr->cbData > pZip->u.LZF.cbInput - sizeof(*pHdr))
1268                 size_t cbToRead = pHdr->cbData - (pZip->u.LZF.cbInput - sizeof(*pHdr));
1269                 Assert(&pZip->u.LZF.pbInput[pZip->u.LZF.cbInput + cbToRead] <= &pZip->u.LZF.pbInput[sizeof(pZip->abBuffer)]);
1270                 int rc = pZip->pfnIn(pZip->pvUser, &pZip->u.LZF.pbInput[pZip->u.LZF.cbInput],
1274                 pZip->u.LZF.cbInput += cbToRead;
1277         AssertMsgReturn(sizeof(*pHdr) + pHdr->cbData <= pZip->u.LZF.cbInput,
1278                         ("cbData=%#x cbInput=%#x\n", pHdr->cbData, pZip->u.LZF.cbInput),
1300             unsigned cbOutput = lzf_decompress(pHdr + 1, pHdr->cbData, pZip->u.LZF.abSpill, cbUncompressed);
1307             pZip->u.LZF.pbSpill = &pZip->u.LZF.abSpill[0];
1308             pZip->u.LZF.cbSpill = cbUncompressed;
1312         pZip->u.LZF.cbInput -= pHdr->cbData + sizeof(*pHdr);
1313         pZip->u.LZF.pbInput += pHdr->cbData + sizeof(*pHdr);
1343     pZip->u.LZF.pbInput    = NULL;
1344     pZip->u.LZF.cbInput    = 0;
1346     pZip->u.LZF.cbSpill    = 0;
1347     pZip->u.LZF.pbSpill    = NULL;
1622             AssertMsgFailed(("LZF is not include in this build!\n"));