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Merge remote-tracking branch 'refs/remotes/facebook/dev' into v112

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# Conflicts:
#	appveyor.yml
This commit is contained in:
Przemyslaw Skibinski
2016-12-19 08:20:26 +01:00
parent 0b37205098 d564faa3c6
commit f8046b8e72
26 changed files with 520 additions and 77 deletions
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35
programs/zstdcli.c
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@ -205,6 +205,32 @@ static unsigned longCommandWArg(const char** stringPtr, const char* longCommand)
return result;
}
/** parseCompressionParameters() :
* reads compression parameters from *stringPtr (e.g. "--zstd=wlog=23,clog=23,hlog=22,slog=6,slen=3,tlen=48,strat=6") into *params
* @return 1 means that compression parameters were correct
* @return 0 in case of malformed parameters
*/
static unsigned parseCompressionParameters(const char* stringPtr, ZSTD_compressionParameters* params)
{
for ( ; ;) {
if (longCommandWArg(&stringPtr, "windowLog=") || longCommandWArg(&stringPtr, "wlog=")) { params->windowLog = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; }
if (longCommandWArg(&stringPtr, "chainLog=") || longCommandWArg(&stringPtr, "clog=")) { params->chainLog = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; }
if (longCommandWArg(&stringPtr, "hashLog=") || longCommandWArg(&stringPtr, "hlog=")) { params->hashLog = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; }
if (longCommandWArg(&stringPtr, "searchLog=") || longCommandWArg(&stringPtr, "slog=")) { params->searchLog = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; }
if (longCommandWArg(&stringPtr, "searchLength=") || longCommandWArg(&stringPtr, "slen=")) { params->searchLength = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; }
if (longCommandWArg(&stringPtr, "targetLength=") || longCommandWArg(&stringPtr, "tlen=")) { params->targetLength = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; }
if (longCommandWArg(&stringPtr, "strategy=") || longCommandWArg(&stringPtr, "strat=")) { params->strategy = (ZSTD_strategy)(1 + readU32FromChar(&stringPtr)); if (stringPtr[0]==',') { stringPtr++; continue; } else break; }
return 0;
}
if (stringPtr[0] != 0) return 0; /* check the end of string */
DISPLAYLEVEL(4, "windowLog=%d\nchainLog=%d\nhashLog=%d\nsearchLog=%d\n", params->windowLog, params->chainLog, params->hashLog, params->searchLog);
DISPLAYLEVEL(4, "searchLength=%d\ntargetLength=%d\nstrategy=%d\n", params->searchLength, params->targetLength, params->strategy);
return 1;
}
typedef enum { zom_compress, zom_decompress, zom_test, zom_bench, zom_train } zstd_operation_mode;
#define CLEAN_RETURN(i) { operationResult = (i); goto _end; }
@ -223,6 +249,7 @@ int main(int argCount, const char* argv[])
ultra=0,
lastCommand = 0;
zstd_operation_mode operation = zom_compress;
ZSTD_compressionParameters compressionParams;
int cLevel = ZSTDCLI_CLEVEL_DEFAULT;
int cLevelLast = 1;
unsigned recursive = 0;
@ -259,6 +286,7 @@ int main(int argCount, const char* argv[])
/* preset behaviors */
if (!strcmp(programName, ZSTD_UNZSTD)) operation=zom_decompress;
if (!strcmp(programName, ZSTD_CAT)) { operation=zom_decompress; forceStdout=1; FIO_overwriteMode(); outFileName=stdoutmark; displayLevel=1; }
memset(&compressionParams, 0, sizeof(compressionParams));
/* command switches */
for (argNb=1; argNb<argCount; argNb++) {
@ -307,6 +335,7 @@ int main(int argCount, const char* argv[])
if (longCommandWArg(&argument, "--memlimit=")) { memLimit = readU32FromChar(&argument); continue; }
if (longCommandWArg(&argument, "--memory=")) { memLimit = readU32FromChar(&argument); continue; }
if (longCommandWArg(&argument, "--memlimit-decompress=")) { memLimit = readU32FromChar(&argument); continue; }
if (longCommandWArg(&argument, "--zstd=")) { if (!parseCompressionParameters(argument, &compressionParams)) CLEAN_RETURN(badusage(programName)); continue; }
/* fall-through, will trigger bad_usage() later on */
}
@ -497,7 +526,7 @@ int main(int argCount, const char* argv[])
if (operation==zom_bench) {
#ifndef ZSTD_NOBENCH
BMK_setNotificationLevel(displayLevel);
BMK_benchFiles(filenameTable, filenameIdx, dictFileName, cLevel, cLevelLast);
BMK_benchFiles(filenameTable, filenameIdx, dictFileName, cLevel, cLevelLast, &compressionParams);
#endif
goto _end;
}
@ -549,9 +578,9 @@ int main(int argCount, const char* argv[])
if (operation==zom_compress) {
#ifndef ZSTD_NOCOMPRESS
if ((filenameIdx==1) && outFileName)
operationResult = FIO_compressFilename(outFileName, filenameTable[0], dictFileName, cLevel);
operationResult = FIO_compressFilename(outFileName, filenameTable[0], dictFileName, cLevel, &compressionParams);
else
operationResult = FIO_compressMultipleFilenames(filenameTable, filenameIdx, outFileName ? outFileName : ZSTD_EXTENSION, dictFileName, cLevel);
operationResult = FIO_compressMultipleFilenames(filenameTable, filenameIdx, outFileName ? outFileName : ZSTD_EXTENSION, dictFileName, cLevel, &compressionParams);
#else
DISPLAY("Compression not supported\n");
#endif