diff options
Diffstat (limited to 'sys/contrib/zstd/zlibWrapper/examples/zwrapbench.c')
| -rw-r--r-- | sys/contrib/zstd/zlibWrapper/examples/zwrapbench.c | 1016 |
1 files changed, 0 insertions, 1016 deletions
diff --git a/sys/contrib/zstd/zlibWrapper/examples/zwrapbench.c b/sys/contrib/zstd/zlibWrapper/examples/zwrapbench.c deleted file mode 100644 index 5993e51ba025..000000000000 --- a/sys/contrib/zstd/zlibWrapper/examples/zwrapbench.c +++ /dev/null @@ -1,1016 +0,0 @@ -/* - * Copyright (c) 2016-present, Przemyslaw Skibinski, Yann Collet, Facebook, Inc. - * All rights reserved. - * - * This source code is licensed under both the BSD-style license (found in the - * LICENSE file in the root directory of this source tree) and the GPLv2 (found - * in the COPYING file in the root directory of this source tree). - */ - - -/* ************************************* -* Includes -***************************************/ -#include "util.h" /* Compiler options, UTIL_GetFileSize, UTIL_sleep */ -#include <stdlib.h> /* malloc, free */ -#include <string.h> /* memset */ -#include <stdio.h> /* fprintf, fopen, ftello64 */ -#include <time.h> /* clock_t, clock, CLOCKS_PER_SEC */ -#include <ctype.h> /* toupper */ -#include <errno.h> /* errno */ - -#include "timefn.h" /* UTIL_time_t, UTIL_getTime, UTIL_clockSpanMicro, UTIL_waitForNextTick */ -#include "mem.h" -#define ZSTD_STATIC_LINKING_ONLY -#include "zstd.h" -#include "datagen.h" /* RDG_genBuffer */ -#include "xxhash.h" - -#include "zstd_zlibwrapper.h" - - - -/*-************************************ -* Tuning parameters -**************************************/ -#ifndef ZSTDCLI_CLEVEL_DEFAULT -# define ZSTDCLI_CLEVEL_DEFAULT 3 -#endif - - -/*-************************************ -* Constants -**************************************/ -#define COMPRESSOR_NAME "Zstandard wrapper for zlib command line interface" -#ifndef ZSTD_VERSION -# define ZSTD_VERSION "v" ZSTD_VERSION_STRING -#endif -#define AUTHOR "Yann Collet" -#define WELCOME_MESSAGE "*** %s %i-bits %s, by %s ***\n", COMPRESSOR_NAME, (int)(sizeof(size_t)*8), ZSTD_VERSION, AUTHOR - -#ifndef ZSTD_GIT_COMMIT -# define ZSTD_GIT_COMMIT_STRING "" -#else -# define ZSTD_GIT_COMMIT_STRING ZSTD_EXPAND_AND_QUOTE(ZSTD_GIT_COMMIT) -#endif - -#define NBLOOPS 3 -#define TIMELOOP_MICROSEC 1*1000000ULL /* 1 second */ -#define ACTIVEPERIOD_MICROSEC 70*1000000ULL /* 70 seconds */ -#define COOLPERIOD_SEC 10 - -#define KB *(1 <<10) -#define MB *(1 <<20) -#define GB *(1U<<30) - -static const size_t maxMemory = (sizeof(size_t)==4) ? (2 GB - 64 MB) : (size_t)(1ULL << ((sizeof(size_t)*8)-31)); - -static U32 g_compressibilityDefault = 50; - - -/* ************************************* -* console display -***************************************/ -#define DEFAULT_DISPLAY_LEVEL 2 -#define DISPLAY(...) fprintf(displayOut, __VA_ARGS__) -#define DISPLAYLEVEL(l, ...) if (g_displayLevel>=l) { DISPLAY(__VA_ARGS__); } -static unsigned g_displayLevel = DEFAULT_DISPLAY_LEVEL; /* 0 : no display; 1: errors; 2 : + result + interaction + warnings; 3 : + progression; 4 : + information */ -static FILE* displayOut; - -#define DISPLAYUPDATE(l, ...) if (g_displayLevel>=l) { \ - if ((clock() - g_time > refreshRate) || (g_displayLevel>=4)) \ - { g_time = clock(); DISPLAY(__VA_ARGS__); \ - if (g_displayLevel>=4) fflush(displayOut); } } -static const clock_t refreshRate = CLOCKS_PER_SEC * 15 / 100; -static clock_t g_time = 0; - - -/* ************************************* -* Exceptions -***************************************/ -#ifndef DEBUG -# define DEBUG 0 -#endif -#define DEBUGOUTPUT(...) { if (DEBUG) DISPLAY(__VA_ARGS__); } -#define EXM_THROW(error, ...) \ -{ \ - DEBUGOUTPUT("Error defined at %s, line %i : \n", __FILE__, __LINE__); \ - DISPLAYLEVEL(1, "Error %i : ", error); \ - DISPLAYLEVEL(1, __VA_ARGS__); \ - DISPLAYLEVEL(1, "\n"); \ - exit(error); \ -} - - -/* ************************************* -* Benchmark Parameters -***************************************/ -static unsigned g_nbIterations = NBLOOPS; -static size_t g_blockSize = 0; -int g_additionalParam = 0; - -void BMK_setNotificationLevel(unsigned level) { g_displayLevel=level; } - -void BMK_setAdditionalParam(int additionalParam) { g_additionalParam=additionalParam; } - -void BMK_SetNbIterations(unsigned nbLoops) -{ - g_nbIterations = nbLoops; - DISPLAYLEVEL(3, "- test >= %u seconds per compression / decompression -\n", g_nbIterations); -} - -void BMK_SetBlockSize(size_t blockSize) -{ - g_blockSize = blockSize; - DISPLAYLEVEL(2, "using blocks of size %u KB \n", (unsigned)(blockSize>>10)); -} - - -/* ******************************************************** -* Bench functions -**********************************************************/ -#undef MIN -#undef MAX -#define MIN(a,b) ((a)<(b) ? (a) : (b)) -#define MAX(a,b) ((a)>(b) ? (a) : (b)) - -typedef struct -{ - z_const char* srcPtr; - size_t srcSize; - char* cPtr; - size_t cRoom; - size_t cSize; - char* resPtr; - size_t resSize; -} blockParam_t; - -typedef enum { BMK_ZSTD, BMK_ZSTD_STREAM, BMK_ZLIB, BMK_ZWRAP_ZLIB, BMK_ZWRAP_ZSTD, BMK_ZLIB_REUSE, BMK_ZWRAP_ZLIB_REUSE, BMK_ZWRAP_ZSTD_REUSE } BMK_compressor; - - -static int BMK_benchMem(z_const void* srcBuffer, size_t srcSize, - const char* displayName, int cLevel, - const size_t* fileSizes, U32 nbFiles, - const void* dictBuffer, size_t dictBufferSize, BMK_compressor compressor) -{ - size_t const blockSize = (g_blockSize>=32 ? g_blockSize : srcSize) + (!srcSize) /* avoid div by 0 */ ; - size_t const avgSize = MIN(g_blockSize, (srcSize / nbFiles)); - U32 const maxNbBlocks = (U32) ((srcSize + (blockSize-1)) / blockSize) + nbFiles; - blockParam_t* const blockTable = (blockParam_t*) malloc(maxNbBlocks * sizeof(blockParam_t)); - size_t const maxCompressedSize = ZSTD_compressBound(srcSize) + (maxNbBlocks * 1024); /* add some room for safety */ - void* const compressedBuffer = malloc(maxCompressedSize); - void* const resultBuffer = malloc(srcSize); - ZSTD_CCtx* const ctx = ZSTD_createCCtx(); - ZSTD_DCtx* const dctx = ZSTD_createDCtx(); - U32 nbBlocks; - - /* checks */ - if (!compressedBuffer || !resultBuffer || !blockTable || !ctx || !dctx) - EXM_THROW(31, "allocation error : not enough memory"); - - /* init */ - if (strlen(displayName)>17) displayName += strlen(displayName)-17; /* can only display 17 characters */ - - /* Init blockTable data */ - { z_const char* srcPtr = (z_const char*)srcBuffer; - char* cPtr = (char*)compressedBuffer; - char* resPtr = (char*)resultBuffer; - U32 fileNb; - for (nbBlocks=0, fileNb=0; fileNb<nbFiles; fileNb++) { - size_t remaining = fileSizes[fileNb]; - U32 const nbBlocksforThisFile = (U32)((remaining + (blockSize-1)) / blockSize); - U32 const blockEnd = nbBlocks + nbBlocksforThisFile; - for ( ; nbBlocks<blockEnd; nbBlocks++) { - size_t const thisBlockSize = MIN(remaining, blockSize); - blockTable[nbBlocks].srcPtr = srcPtr; - blockTable[nbBlocks].cPtr = cPtr; - blockTable[nbBlocks].resPtr = resPtr; - blockTable[nbBlocks].srcSize = thisBlockSize; - blockTable[nbBlocks].cRoom = ZSTD_compressBound(thisBlockSize); - srcPtr += thisBlockSize; - cPtr += blockTable[nbBlocks].cRoom; - resPtr += thisBlockSize; - remaining -= thisBlockSize; - } } } - - /* warming up memory */ - RDG_genBuffer(compressedBuffer, maxCompressedSize, 0.10, 0.50, 1); - - /* Bench */ - { U64 fastestC = (U64)(-1LL), fastestD = (U64)(-1LL); - U64 const crcOrig = XXH64(srcBuffer, srcSize, 0); - UTIL_time_t coolTime; - U64 const maxTime = (g_nbIterations * TIMELOOP_MICROSEC) + 100; - U64 totalCTime=0, totalDTime=0; - U32 cCompleted=0, dCompleted=0; -# define NB_MARKS 4 - const char* const marks[NB_MARKS] = { " |", " /", " =", "\\" }; - U32 markNb = 0; - size_t cSize = 0; - double ratio = 0.; - - coolTime = UTIL_getTime(); - DISPLAYLEVEL(2, "\r%79s\r", ""); - while (!cCompleted | !dCompleted) { - UTIL_time_t clockStart; - U64 clockLoop = g_nbIterations ? TIMELOOP_MICROSEC : 1; - - /* overheat protection */ - if (UTIL_clockSpanMicro(coolTime) > ACTIVEPERIOD_MICROSEC) { - DISPLAYLEVEL(2, "\rcooling down ... \r"); - UTIL_sleep(COOLPERIOD_SEC); - coolTime = UTIL_getTime(); - } - - /* Compression */ - DISPLAYLEVEL(2, "%2s-%-17.17s :%10u ->\r", marks[markNb], displayName, (unsigned)srcSize); - if (!cCompleted) memset(compressedBuffer, 0xE5, maxCompressedSize); /* warm up and erase result buffer */ - - UTIL_sleepMilli(1); /* give processor time to other processes */ - UTIL_waitForNextTick(); - clockStart = UTIL_getTime(); - - if (!cCompleted) { /* still some time to do compression tests */ - U32 nbLoops = 0; - if (compressor == BMK_ZSTD) { - ZSTD_parameters const zparams = ZSTD_getParams(cLevel, avgSize, dictBufferSize); - ZSTD_customMem const cmem = { NULL, NULL, NULL }; - ZSTD_CDict* const cdict = ZSTD_createCDict_advanced(dictBuffer, dictBufferSize, ZSTD_dlm_byRef, ZSTD_dct_auto, zparams.cParams, cmem); - if (cdict==NULL) EXM_THROW(1, "ZSTD_createCDict_advanced() allocation failure"); - - do { - U32 blockNb; - size_t rSize; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - if (dictBufferSize) { - rSize = ZSTD_compress_usingCDict(ctx, - blockTable[blockNb].cPtr, blockTable[blockNb].cRoom, - blockTable[blockNb].srcPtr,blockTable[blockNb].srcSize, - cdict); - } else { - rSize = ZSTD_compressCCtx (ctx, - blockTable[blockNb].cPtr, blockTable[blockNb].cRoom, - blockTable[blockNb].srcPtr,blockTable[blockNb].srcSize, cLevel); - } - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_compress_usingCDict() failed : %s", ZSTD_getErrorName(rSize)); - blockTable[blockNb].cSize = rSize; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - ZSTD_freeCDict(cdict); - } else if (compressor == BMK_ZSTD_STREAM) { - ZSTD_parameters const zparams = ZSTD_getParams(cLevel, avgSize, dictBufferSize); - ZSTD_inBuffer inBuffer; - ZSTD_outBuffer outBuffer; - ZSTD_CStream* zbc = ZSTD_createCStream(); - size_t rSize; - ZSTD_CCtx_params* cctxParams = ZSTD_createCCtxParams(); - - if (!cctxParams) EXM_THROW(1, "ZSTD_createCCtxParams() allocation failure"); - if (zbc == NULL) EXM_THROW(1, "ZSTD_createCStream() allocation failure"); - - { int initErr = 0; - initErr |= ZSTD_isError(ZSTD_CCtx_reset(zbc, ZSTD_reset_session_only)); - initErr |= ZSTD_isError(ZSTD_CCtxParams_init_advanced(cctxParams, zparams)); - initErr |= ZSTD_isError(ZSTD_CCtx_setParametersUsingCCtxParams(zbc, cctxParams)); - initErr |= ZSTD_isError(ZSTD_CCtx_setPledgedSrcSize(zbc, avgSize)); - initErr |= ZSTD_isError(ZSTD_CCtx_loadDictionary(zbc, dictBuffer, dictBufferSize)); - - ZSTD_freeCCtxParams(cctxParams); - if (initErr) EXM_THROW(1, "CCtx init failed!"); - } - - do { - U32 blockNb; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - rSize = ZSTD_CCtx_reset(zbc, ZSTD_reset_session_only); - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_CCtx_reset() failed : %s", ZSTD_getErrorName(rSize)); - rSize = ZSTD_CCtx_setPledgedSrcSize(zbc, blockTable[blockNb].srcSize); - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_CCtx_setPledgedSrcSize() failed : %s", ZSTD_getErrorName(rSize)); - inBuffer.src = blockTable[blockNb].srcPtr; - inBuffer.size = blockTable[blockNb].srcSize; - inBuffer.pos = 0; - outBuffer.dst = blockTable[blockNb].cPtr; - outBuffer.size = blockTable[blockNb].cRoom; - outBuffer.pos = 0; - rSize = ZSTD_compressStream(zbc, &outBuffer, &inBuffer); - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_compressStream() failed : %s", ZSTD_getErrorName(rSize)); - rSize = ZSTD_endStream(zbc, &outBuffer); - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_endStream() failed : %s", ZSTD_getErrorName(rSize)); - blockTable[blockNb].cSize = outBuffer.pos; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - ZSTD_freeCStream(zbc); - } else if (compressor == BMK_ZWRAP_ZLIB_REUSE || compressor == BMK_ZWRAP_ZSTD_REUSE || compressor == BMK_ZLIB_REUSE) { - z_stream def; - int ret; - int useSetDict = (dictBuffer != NULL); - if (compressor == BMK_ZLIB_REUSE || compressor == BMK_ZWRAP_ZLIB_REUSE) ZWRAP_useZSTDcompression(0); - else ZWRAP_useZSTDcompression(1); - def.zalloc = Z_NULL; - def.zfree = Z_NULL; - def.opaque = Z_NULL; - ret = deflateInit(&def, cLevel); - if (ret != Z_OK) EXM_THROW(1, "deflateInit failure"); - /* if (ZWRAP_isUsingZSTDcompression()) { - ret = ZWRAP_setPledgedSrcSize(&def, avgSize); - if (ret != Z_OK) EXM_THROW(1, "ZWRAP_setPledgedSrcSize failure"); - } */ - do { - U32 blockNb; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - if (ZWRAP_isUsingZSTDcompression()) - ret = ZWRAP_deflateReset_keepDict(&def); /* reuse dictionary to make compression faster */ - else - ret = deflateReset(&def); - if (ret != Z_OK) EXM_THROW(1, "deflateReset failure"); - if (useSetDict) { - ret = deflateSetDictionary(&def, (const z_Bytef*)dictBuffer, dictBufferSize); - if (ret != Z_OK) EXM_THROW(1, "deflateSetDictionary failure"); - if (ZWRAP_isUsingZSTDcompression()) useSetDict = 0; /* zstd doesn't require deflateSetDictionary after ZWRAP_deflateReset_keepDict */ - } - def.next_in = (z_const z_Bytef*) blockTable[blockNb].srcPtr; - def.avail_in = (uInt)blockTable[blockNb].srcSize; - def.total_in = 0; - def.next_out = (z_Bytef*) blockTable[blockNb].cPtr; - def.avail_out = (uInt)blockTable[blockNb].cRoom; - def.total_out = 0; - ret = deflate(&def, Z_FINISH); - if (ret != Z_STREAM_END) EXM_THROW(1, "deflate failure ret=%d srcSize=%d" , ret, (int)blockTable[blockNb].srcSize); - blockTable[blockNb].cSize = def.total_out; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - ret = deflateEnd(&def); - if (ret != Z_OK) EXM_THROW(1, "deflateEnd failure"); - } else { - z_stream def; - if (compressor == BMK_ZLIB || compressor == BMK_ZWRAP_ZLIB) ZWRAP_useZSTDcompression(0); - else ZWRAP_useZSTDcompression(1); - do { - U32 blockNb; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - int ret; - def.zalloc = Z_NULL; - def.zfree = Z_NULL; - def.opaque = Z_NULL; - ret = deflateInit(&def, cLevel); - if (ret != Z_OK) EXM_THROW(1, "deflateInit failure"); - if (dictBuffer) { - ret = deflateSetDictionary(&def, (const z_Bytef*)dictBuffer, dictBufferSize); - if (ret != Z_OK) EXM_THROW(1, "deflateSetDictionary failure"); - } - def.next_in = (z_const z_Bytef*) blockTable[blockNb].srcPtr; - def.avail_in = (uInt)blockTable[blockNb].srcSize; - def.total_in = 0; - def.next_out = (z_Bytef*) blockTable[blockNb].cPtr; - def.avail_out = (uInt)blockTable[blockNb].cRoom; - def.total_out = 0; - ret = deflate(&def, Z_FINISH); - if (ret != Z_STREAM_END) EXM_THROW(1, "deflate failure"); - ret = deflateEnd(&def); - if (ret != Z_OK) EXM_THROW(1, "deflateEnd failure"); - blockTable[blockNb].cSize = def.total_out; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - } - { U64 const clockSpan = UTIL_clockSpanMicro(clockStart); - if (clockSpan < fastestC*nbLoops) fastestC = clockSpan / nbLoops; - totalCTime += clockSpan; - cCompleted = totalCTime>maxTime; - } } - - cSize = 0; - { U32 blockNb; for (blockNb=0; blockNb<nbBlocks; blockNb++) cSize += blockTable[blockNb].cSize; } - ratio = (double)srcSize / (double)cSize; - markNb = (markNb+1) % NB_MARKS; - DISPLAYLEVEL(2, "%2s-%-17.17s :%10u ->%10u (%5.3f),%6.1f MB/s\r", - marks[markNb], displayName, (unsigned)srcSize, (unsigned)cSize, ratio, - (double)srcSize / fastestC ); - - (void)fastestD; (void)crcOrig; /* unused when decompression disabled */ -#if 1 - /* Decompression */ - if (!dCompleted) memset(resultBuffer, 0xD6, srcSize); /* warm result buffer */ - - UTIL_sleepMilli(1); /* give processor time to other processes */ - UTIL_waitForNextTick(); - clockStart = UTIL_getTime(); - - if (!dCompleted) { - U32 nbLoops = 0; - if (compressor == BMK_ZSTD) { - ZSTD_DDict* ddict = ZSTD_createDDict(dictBuffer, dictBufferSize); - if (!ddict) EXM_THROW(2, "ZSTD_createDDict() allocation failure"); - do { - unsigned blockNb; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - size_t const regenSize = ZSTD_decompress_usingDDict(dctx, - blockTable[blockNb].resPtr, blockTable[blockNb].srcSize, - blockTable[blockNb].cPtr, blockTable[blockNb].cSize, - ddict); - if (ZSTD_isError(regenSize)) { - DISPLAY("ZSTD_decompress_usingDDict() failed on block %u : %s \n", - blockNb, ZSTD_getErrorName(regenSize)); - clockLoop = 0; /* force immediate test end */ - break; - } - blockTable[blockNb].resSize = regenSize; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - ZSTD_freeDDict(ddict); - } else if (compressor == BMK_ZSTD_STREAM) { - ZSTD_inBuffer inBuffer; - ZSTD_outBuffer outBuffer; - ZSTD_DStream* zbd = ZSTD_createDStream(); - size_t rSize; - if (zbd == NULL) EXM_THROW(1, "ZSTD_createDStream() allocation failure"); - rSize = ZSTD_initDStream_usingDict(zbd, dictBuffer, dictBufferSize); - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_initDStream() failed : %s", ZSTD_getErrorName(rSize)); - do { - U32 blockNb; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - rSize = ZSTD_DCtx_reset(zbd, ZSTD_reset_session_only); - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_DCtx_reset() failed : %s", ZSTD_getErrorName(rSize)); - inBuffer.src = blockTable[blockNb].cPtr; - inBuffer.size = blockTable[blockNb].cSize; - inBuffer.pos = 0; - outBuffer.dst = blockTable[blockNb].resPtr; - outBuffer.size = blockTable[blockNb].srcSize; - outBuffer.pos = 0; - rSize = ZSTD_decompressStream(zbd, &outBuffer, &inBuffer); - if (ZSTD_isError(rSize)) EXM_THROW(1, "ZSTD_decompressStream() failed : %s", ZSTD_getErrorName(rSize)); - blockTable[blockNb].resSize = outBuffer.pos; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - ZSTD_freeDStream(zbd); - } else if (compressor == BMK_ZWRAP_ZLIB_REUSE || compressor == BMK_ZWRAP_ZSTD_REUSE || compressor == BMK_ZLIB_REUSE) { - z_stream inf; - int ret; - if (compressor == BMK_ZLIB_REUSE) ZWRAP_setDecompressionType(ZWRAP_FORCE_ZLIB); - else ZWRAP_setDecompressionType(ZWRAP_AUTO); - inf.zalloc = Z_NULL; - inf.zfree = Z_NULL; - inf.opaque = Z_NULL; - ret = inflateInit(&inf); - if (ret != Z_OK) EXM_THROW(1, "inflateInit failure"); - do { - U32 blockNb; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - if (ZWRAP_isUsingZSTDdecompression(&inf)) - ret = ZWRAP_inflateReset_keepDict(&inf); /* reuse dictionary to make decompression faster; inflate will return Z_NEED_DICT only for the first time */ - else - ret = inflateReset(&inf); - if (ret != Z_OK) EXM_THROW(1, "inflateReset failure"); - inf.next_in = (z_const z_Bytef*) blockTable[blockNb].cPtr; - inf.avail_in = (uInt)blockTable[blockNb].cSize; - inf.total_in = 0; - inf.next_out = (z_Bytef*) blockTable[blockNb].resPtr; - inf.avail_out = (uInt)blockTable[blockNb].srcSize; - inf.total_out = 0; - ret = inflate(&inf, Z_FINISH); - if (ret == Z_NEED_DICT) { - ret = inflateSetDictionary(&inf, (const z_Bytef*)dictBuffer, dictBufferSize); - if (ret != Z_OK) EXM_THROW(1, "inflateSetDictionary failure"); - ret = inflate(&inf, Z_FINISH); - } - if (ret != Z_STREAM_END) EXM_THROW(1, "inflate failure"); - blockTable[blockNb].resSize = inf.total_out; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - ret = inflateEnd(&inf); - if (ret != Z_OK) EXM_THROW(1, "inflateEnd failure"); - } else { - z_stream inf; - if (compressor == BMK_ZLIB) ZWRAP_setDecompressionType(ZWRAP_FORCE_ZLIB); - else ZWRAP_setDecompressionType(ZWRAP_AUTO); - do { - U32 blockNb; - for (blockNb=0; blockNb<nbBlocks; blockNb++) { - int ret; - inf.zalloc = Z_NULL; - inf.zfree = Z_NULL; - inf.opaque = Z_NULL; - ret = inflateInit(&inf); - if (ret != Z_OK) EXM_THROW(1, "inflateInit failure"); - inf.next_in = (z_const z_Bytef*) blockTable[blockNb].cPtr; - inf.avail_in = (uInt)blockTable[blockNb].cSize; - inf.total_in = 0; - inf.next_out = (z_Bytef*) blockTable[blockNb].resPtr; - inf.avail_out = (uInt)blockTable[blockNb].srcSize; - inf.total_out = 0; - ret = inflate(&inf, Z_FINISH); - if (ret == Z_NEED_DICT) { - ret = inflateSetDictionary(&inf, (const z_Bytef*) dictBuffer, dictBufferSize); - if (ret != Z_OK) EXM_THROW(1, "inflateSetDictionary failure"); - ret = inflate(&inf, Z_FINISH); - } - if (ret != Z_STREAM_END) EXM_THROW(1, "inflate failure"); - ret = inflateEnd(&inf); - if (ret != Z_OK) EXM_THROW(1, "inflateEnd failure"); - blockTable[blockNb].resSize = inf.total_out; - } - nbLoops++; - } while (UTIL_clockSpanMicro(clockStart) < clockLoop); - } - { U64 const clockSpan = UTIL_clockSpanMicro(clockStart); - if (clockSpan < fastestD*nbLoops) fastestD = clockSpan / nbLoops; - totalDTime += clockSpan; - dCompleted = totalDTime>maxTime; - } } - - markNb = (markNb+1) % NB_MARKS; - DISPLAYLEVEL(2, "%2s-%-17.17s :%10u ->%10u (%5.3f),%6.1f MB/s ,%6.1f MB/s\r", - marks[markNb], displayName, (unsigned)srcSize, (unsigned)cSize, ratio, - (double)srcSize / fastestC, - (double)srcSize / fastestD ); - - /* CRC Checking */ - { U64 const crcCheck = XXH64(resultBuffer, srcSize, 0); - if (crcOrig!=crcCheck) { - size_t u; - DISPLAY("!!! WARNING !!! %14s : Invalid Checksum : %x != %x \n", displayName, (unsigned)crcOrig, (unsigned)crcCheck); - for (u=0; u<srcSize; u++) { - if (((const BYTE*)srcBuffer)[u] != ((const BYTE*)resultBuffer)[u]) { - unsigned segNb, bNb, pos; - size_t bacc = 0; - DISPLAY("Decoding error at pos %u ", (unsigned)u); - for (segNb = 0; segNb < nbBlocks; segNb++) { - if (bacc + blockTable[segNb].srcSize > u) break; - bacc += blockTable[segNb].srcSize; - } - pos = (U32)(u - bacc); - bNb = pos / (128 KB); - DISPLAY("(block %u, sub %u, pos %u) \n", segNb, bNb, pos); - break; - } - if (u==srcSize-1) { /* should never happen */ - DISPLAY("no difference detected\n"); - } } - break; - } } /* CRC Checking */ -#endif - } /* for (testNb = 1; testNb <= (g_nbIterations + !g_nbIterations); testNb++) */ - - if (g_displayLevel == 1) { - double cSpeed = (double)srcSize / fastestC; - double dSpeed = (double)srcSize / fastestD; - if (g_additionalParam) - DISPLAY("-%-3i%11i (%5.3f) %6.2f MB/s %6.1f MB/s %s (param=%d)\n", cLevel, (int)cSize, ratio, cSpeed, dSpeed, displayName, g_additionalParam); - else - DISPLAY("-%-3i%11i (%5.3f) %6.2f MB/s %6.1f MB/s %s\n", cLevel, (int)cSize, ratio, cSpeed, dSpeed, displayName); - } - DISPLAYLEVEL(2, "%2i#\n", cLevel); - } /* Bench */ - - /* clean up */ - free(blockTable); - free(compressedBuffer); - free(resultBuffer); - ZSTD_freeCCtx(ctx); - ZSTD_freeDCtx(dctx); - return 0; -} - - -static size_t BMK_findMaxMem(U64 requiredMem) -{ - size_t const step = 64 MB; - BYTE* testmem = NULL; - - requiredMem = (((requiredMem >> 26) + 1) << 26); - requiredMem += step; - if (requiredMem > maxMemory) requiredMem = maxMemory; - - do { - testmem = (BYTE*)malloc((size_t)requiredMem); - requiredMem -= step; - } while (!testmem && requiredMem); /* do not allocate zero bytes */ - - free(testmem); - return (size_t)(requiredMem+1); /* avoid zero */ -} - -static void BMK_benchCLevel(void* srcBuffer, size_t benchedSize, - const char* displayName, int cLevel, int cLevelLast, - const size_t* fileSizes, unsigned nbFiles, - const void* dictBuffer, size_t dictBufferSize) -{ - int l; - - const char* pch = strrchr(displayName, '\\'); /* Windows */ - if (!pch) pch = strrchr(displayName, '/'); /* Linux */ - if (pch) displayName = pch+1; - - SET_REALTIME_PRIORITY; - - if (g_displayLevel == 1 && !g_additionalParam) - DISPLAY("bench %s %s: input %u bytes, %u seconds, %u KB blocks\n", - ZSTD_VERSION_STRING, ZSTD_GIT_COMMIT_STRING, - (unsigned)benchedSize, g_nbIterations, (unsigned)(g_blockSize>>10)); - - if (cLevelLast < cLevel) cLevelLast = cLevel; - - DISPLAY("benchmarking zstd %s (using ZSTD_CStream)\n", ZSTD_VERSION_STRING); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZSTD_STREAM); - } - - DISPLAY("benchmarking zstd %s (using ZSTD_CCtx)\n", ZSTD_VERSION_STRING); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZSTD); - } - - DISPLAY("benchmarking zstd %s (using zlibWrapper)\n", ZSTD_VERSION_STRING); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZWRAP_ZSTD_REUSE); - } - - DISPLAY("benchmarking zstd %s (zlibWrapper not reusing a context)\n", ZSTD_VERSION_STRING); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZWRAP_ZSTD); - } - - - if (cLevelLast > Z_BEST_COMPRESSION) cLevelLast = Z_BEST_COMPRESSION; - - DISPLAY("\n"); - DISPLAY("benchmarking zlib %s\n", ZLIB_VERSION); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZLIB_REUSE); - } - - DISPLAY("benchmarking zlib %s (zlib not reusing a context)\n", ZLIB_VERSION); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZLIB); - } - - DISPLAY("benchmarking zlib %s (using zlibWrapper)\n", ZLIB_VERSION); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZWRAP_ZLIB_REUSE); - } - - DISPLAY("benchmarking zlib %s (zlibWrapper not reusing a context)\n", ZLIB_VERSION); - for (l=cLevel; l <= cLevelLast; l++) { - BMK_benchMem(srcBuffer, benchedSize, - displayName, l, - fileSizes, nbFiles, - dictBuffer, dictBufferSize, BMK_ZWRAP_ZLIB); - } -} - - -/*! BMK_loadFiles() : - Loads `buffer` with content of files listed within `fileNamesTable`. - At most, fills `buffer` entirely */ -static void BMK_loadFiles(void* buffer, size_t bufferSize, - size_t* fileSizes, - const char** fileNamesTable, unsigned nbFiles) -{ - size_t pos = 0, totalSize = 0; - unsigned n; - for (n=0; n<nbFiles; n++) { - FILE* f; - U64 fileSize = UTIL_getFileSize(fileNamesTable[n]); - if (UTIL_isDirectory(fileNamesTable[n])) { - DISPLAYLEVEL(2, "Ignoring %s directory... \n", fileNamesTable[n]); - fileSizes[n] = 0; - continue; - } - if (fileSize == UTIL_FILESIZE_UNKNOWN) { - DISPLAYLEVEL(2, "Cannot determine size of %s ... \n", fileNamesTable[n]); - fileSizes[n] = 0; - continue; - } - f = fopen(fileNamesTable[n], "rb"); - if (f==NULL) EXM_THROW(10, "impossible to open file %s", fileNamesTable[n]); - DISPLAYUPDATE(2, "Loading %s... \r", fileNamesTable[n]); - if (fileSize > bufferSize-pos) fileSize = bufferSize-pos, nbFiles=n; /* buffer too small - stop after this file */ - { size_t const readSize = fread(((char*)buffer)+pos, 1, (size_t)fileSize, f); - if (readSize != (size_t)fileSize) EXM_THROW(11, "could not read %s", fileNamesTable[n]); - pos += readSize; } - fileSizes[n] = (size_t)fileSize; - totalSize += (size_t)fileSize; - fclose(f); - } - - if (totalSize == 0) EXM_THROW(12, "no data to bench"); -} - -static void BMK_benchFileTable(const char** fileNamesTable, unsigned nbFiles, - const char* dictFileName, int cLevel, int cLevelLast) -{ - void* srcBuffer; - size_t benchedSize; - void* dictBuffer = NULL; - size_t dictBufferSize = 0; - size_t* fileSizes = (size_t*)malloc(nbFiles * sizeof(size_t)); - U64 const totalSizeToLoad = UTIL_getTotalFileSize(fileNamesTable, nbFiles); - char mfName[20] = {0}; - - if (!fileSizes) EXM_THROW(12, "not enough memory for fileSizes"); - - /* Load dictionary */ - if (dictFileName != NULL) { - U64 const dictFileSize = UTIL_getFileSize(dictFileName); - if (dictFileSize > 64 MB) - EXM_THROW(10, "dictionary file %s too large", dictFileName); - dictBufferSize = (size_t)dictFileSize; - dictBuffer = malloc(dictBufferSize); - if (dictBuffer==NULL) - EXM_THROW(11, "not enough memory for dictionary (%u bytes)", (unsigned)dictBufferSize); - BMK_loadFiles(dictBuffer, dictBufferSize, fileSizes, &dictFileName, 1); - } - - /* Memory allocation & restrictions */ - benchedSize = BMK_findMaxMem(totalSizeToLoad * 3) / 3; - if ((U64)benchedSize > totalSizeToLoad) benchedSize = (size_t)totalSizeToLoad; - if (benchedSize < totalSizeToLoad) - DISPLAY("Not enough memory; testing %u MB only...\n", (unsigned)(benchedSize >> 20)); - srcBuffer = malloc(benchedSize + !benchedSize); - if (!srcBuffer) EXM_THROW(12, "not enough memory"); - - /* Load input buffer */ - BMK_loadFiles(srcBuffer, benchedSize, fileSizes, fileNamesTable, nbFiles); - - /* Bench */ - snprintf (mfName, sizeof(mfName), " %u files", nbFiles); - { const char* displayName = (nbFiles > 1) ? mfName : fileNamesTable[0]; - BMK_benchCLevel(srcBuffer, benchedSize, - displayName, cLevel, cLevelLast, - fileSizes, nbFiles, - dictBuffer, dictBufferSize); - } - - /* clean up */ - free(srcBuffer); - free(dictBuffer); - free(fileSizes); -} - - -static void BMK_syntheticTest(int cLevel, int cLevelLast, double compressibility) -{ - char name[20] = {0}; - size_t benchedSize = 10000000; - void* const srcBuffer = malloc(benchedSize); - - /* Memory allocation */ - if (!srcBuffer) EXM_THROW(21, "not enough memory"); - - /* Fill input buffer */ - RDG_genBuffer(srcBuffer, benchedSize, compressibility, 0.0, 0); - - /* Bench */ - snprintf (name, sizeof(name), "Synthetic %2u%%", (unsigned)(compressibility*100)); - BMK_benchCLevel(srcBuffer, benchedSize, name, cLevel, cLevelLast, &benchedSize, 1, NULL, 0); - - /* clean up */ - free(srcBuffer); -} - - -int BMK_benchFiles(const char** fileNamesTable, unsigned nbFiles, - const char* dictFileName, int cLevel, int cLevelLast) -{ - double const compressibility = (double)g_compressibilityDefault / 100; - - if (nbFiles == 0) - BMK_syntheticTest(cLevel, cLevelLast, compressibility); - else - BMK_benchFileTable(fileNamesTable, nbFiles, dictFileName, cLevel, cLevelLast); - return 0; -} - - - - -/*-************************************ -* Command Line -**************************************/ -static int usage(const char* programName) -{ - DISPLAY(WELCOME_MESSAGE); - DISPLAY( "Usage :\n"); - DISPLAY( " %s [args] [FILE(s)] [-o file]\n", programName); - DISPLAY( "\n"); - DISPLAY( "FILE : a filename\n"); - DISPLAY( " with no FILE, or when FILE is - , read standard input\n"); - DISPLAY( "Arguments :\n"); - DISPLAY( " -D file: use `file` as Dictionary \n"); - DISPLAY( " -h/-H : display help/long help and exit\n"); - DISPLAY( " -V : display Version number and exit\n"); - DISPLAY( " -v : verbose mode; specify multiple times to increase log level (default:%d)\n", DEFAULT_DISPLAY_LEVEL); - DISPLAY( " -q : suppress warnings; specify twice to suppress errors too\n"); -#ifdef UTIL_HAS_CREATEFILELIST - DISPLAY( " -r : operate recursively on directories\n"); -#endif - DISPLAY( "\n"); - DISPLAY( "Benchmark arguments :\n"); - DISPLAY( " -b# : benchmark file(s), using # compression level (default : %d) \n", ZSTDCLI_CLEVEL_DEFAULT); - DISPLAY( " -e# : test all compression levels from -bX to # (default: %d)\n", ZSTDCLI_CLEVEL_DEFAULT); - DISPLAY( " -i# : minimum evaluation time in seconds (default : 3s)\n"); - DISPLAY( " -B# : cut file into independent blocks of size # (default: no block)\n"); - return 0; -} - -static int badusage(const char* programName) -{ - DISPLAYLEVEL(1, "Incorrect parameters\n"); - if (g_displayLevel >= 1) usage(programName); - return 1; -} - -static void waitEnter(void) -{ - int unused; - DISPLAY("Press enter to continue...\n"); - unused = getchar(); - (void)unused; -} - -/*! readU32FromChar() : - @return : unsigned integer value reach from input in `char` format - Will also modify `*stringPtr`, advancing it to position where it stopped reading. - Note : this function can overflow if digit string > MAX_UINT */ -static unsigned readU32FromChar(const char** stringPtr) -{ - unsigned result = 0; - while ((**stringPtr >='0') && (**stringPtr <='9')) - result *= 10, result += (unsigned)(**stringPtr - '0'), (*stringPtr)++ ; - return result; -} - - -#define CLEAN_RETURN(i) { operationResult = (i); goto _end; } - -int main(int argCount, char** argv) -{ - int argNb, - main_pause=0, - nextEntryIsDictionary=0, - operationResult=0, - nextArgumentIsFile=0; - int cLevel = ZSTDCLI_CLEVEL_DEFAULT; - int cLevelLast = 1; - unsigned recursive = 0; - FileNamesTable* filenames = UTIL_allocateFileNamesTable((size_t)argCount); - const char* programName = argv[0]; - const char* dictFileName = NULL; - char* dynNameSpace = NULL; - - /* init */ - if (filenames==NULL) { DISPLAY("zstd: %s \n", strerror(errno)); exit(1); } - displayOut = stderr; - - /* Pick out program name from path. Don't rely on stdlib because of conflicting behavior */ - { size_t pos; - for (pos = strlen(programName); pos > 0; pos--) { if (programName[pos] == '/') { pos++; break; } } - programName += pos; - } - - /* command switches */ - for(argNb=1; argNb<argCount; argNb++) { - const char* argument = argv[argNb]; - if(!argument) continue; /* Protection if argument empty */ - - if (nextArgumentIsFile==0) { - - /* long commands (--long-word) */ - if (!strcmp(argument, "--")) { nextArgumentIsFile=1; continue; } - if (!strcmp(argument, "--version")) { displayOut=stdout; DISPLAY(WELCOME_MESSAGE); CLEAN_RETURN(0); } - if (!strcmp(argument, "--help")) { displayOut=stdout; CLEAN_RETURN(usage(programName)); } - if (!strcmp(argument, "--verbose")) { g_displayLevel++; continue; } - if (!strcmp(argument, "--quiet")) { g_displayLevel--; continue; } - - /* Decode commands (note : aggregated commands are allowed) */ - if (argument[0]=='-') { - argument++; - - while (argument[0]!=0) { - switch(argument[0]) - { - /* Display help */ - case 'V': displayOut=stdout; DISPLAY(WELCOME_MESSAGE); CLEAN_RETURN(0); /* Version Only */ - case 'H': - case 'h': displayOut=stdout; CLEAN_RETURN(usage(programName)); - - /* Use file content as dictionary */ - case 'D': nextEntryIsDictionary = 1; argument++; break; - - /* Verbose mode */ - case 'v': g_displayLevel++; argument++; break; - - /* Quiet mode */ - case 'q': g_displayLevel--; argument++; break; - -#ifdef UTIL_HAS_CREATEFILELIST - /* recursive */ - case 'r': recursive=1; argument++; break; -#endif - - /* Benchmark */ - case 'b': - /* first compression Level */ - argument++; - cLevel = (int)readU32FromChar(&argument); - break; - - /* range bench (benchmark only) */ - case 'e': - /* last compression Level */ - argument++; - cLevelLast = (int)readU32FromChar(&argument); - break; - - /* Modify Nb Iterations (benchmark only) */ - case 'i': - argument++; - { U32 const iters = readU32FromChar(&argument); - BMK_setNotificationLevel(g_displayLevel); - BMK_SetNbIterations(iters); - } - break; - - /* cut input into blocks (benchmark only) */ - case 'B': - argument++; - { size_t bSize = readU32FromChar(&argument); - if (toupper(*argument)=='K') bSize<<=10, argument++; /* allows using KB notation */ - if (toupper(*argument)=='M') bSize<<=20, argument++; - if (toupper(*argument)=='B') argument++; - BMK_setNotificationLevel(g_displayLevel); - BMK_SetBlockSize(bSize); - } - break; - - /* Pause at the end (-p) or set an additional param (-p#) (hidden option) */ - case 'p': argument++; - if ((*argument>='0') && (*argument<='9')) { - BMK_setAdditionalParam((int)readU32FromChar(&argument)); - } else - main_pause=1; - break; - /* unknown command */ - default : CLEAN_RETURN(badusage(programName)); - } - } - continue; - } /* if (argument[0]=='-') */ - - } /* if (nextArgumentIsAFile==0) */ - - if (nextEntryIsDictionary) { - nextEntryIsDictionary = 0; - dictFileName = argument; - continue; - } - - /* add filename to list */ - UTIL_refFilename(filenames, argument); - } - - /* Welcome message (if verbose) */ - DISPLAYLEVEL(3, WELCOME_MESSAGE); - -#ifdef UTIL_HAS_CREATEFILELIST - if (recursive) { - UTIL_expandFNT(&filenames, 1); - } -#endif - - BMK_setNotificationLevel(g_displayLevel); - BMK_benchFiles(filenames->fileNames, (unsigned)filenames->tableSize, dictFileName, cLevel, cLevelLast); - -_end: - if (main_pause) waitEnter(); - free(dynNameSpace); - UTIL_freeFileNamesTable(filenames); - return operationResult; -} |