318 static int readU32FromCharChecked(const char** stringPtr, unsigned* value)  in readU32FromCharChecked()  argument
321     while ((**stringPtr >='0') && (**stringPtr <='9')) {  in readU32FromCharChecked()
326         result += (unsigned)(**stringPtr - '0');  in readU32FromCharChecked()
328         (*stringPtr)++ ;  in readU32FromCharChecked()
330     if ((**stringPtr=='K') || (**stringPtr=='M')) {  in readU32FromCharChecked()
334         if (**stringPtr=='M') {  in readU32FromCharChecked()
338         (*stringPtr)++;  /* skip `K` or `M` */  in readU32FromCharChecked()
339         if (**stringPtr=='i') (*stringPtr)++;  in readU32FromCharChecked()
340         if (**stringPtr=='B') (*stringPtr)++;  in readU32FromCharChecked()
351 static unsigned readU32FromChar(const char** stringPtr) {  in readU32FromChar()  argument
354     if (readU32FromCharChecked(stringPtr, &result)) { errorOut(errorMsg); }  in readU32FromChar()
363 static int readIntFromChar(const char** stringPtr) {  in readIntFromChar()  argument
367     if (**stringPtr=='-') {  in readIntFromChar()
368         (*stringPtr)++;  in readIntFromChar()
371     if (readU32FromCharChecked(stringPtr, &result)) { errorOut(errorMsg); }  in readIntFromChar()
380 static int readSizeTFromCharChecked(const char** stringPtr, size_t* value)  in readSizeTFromCharChecked()  argument
383     while ((**stringPtr >='0') && (**stringPtr <='9')) {  in readSizeTFromCharChecked()
388         result += (size_t)(**stringPtr - '0');  in readSizeTFromCharChecked()
390         (*stringPtr)++ ;  in readSizeTFromCharChecked()
392     if ((**stringPtr=='K') || (**stringPtr=='M')) {  in readSizeTFromCharChecked()
396         if (**stringPtr=='M') {  in readSizeTFromCharChecked()
400         (*stringPtr)++;  /* skip `K` or `M` */  in readSizeTFromCharChecked()
401         if (**stringPtr=='i') (*stringPtr)++;  in readSizeTFromCharChecked()
402         if (**stringPtr=='B') (*stringPtr)++;  in readSizeTFromCharChecked()
413 static size_t readSizeTFromChar(const char** stringPtr) {  in readSizeTFromChar()  argument
416     if (readSizeTFromCharChecked(stringPtr, &result)) { errorOut(errorMsg); }  in readSizeTFromChar()
425 static int longCommandWArg(const char** stringPtr, const char* longCommand)  in longCommandWArg()  argument
428     int const result = !strncmp(*stringPtr, longCommand, comSize);  in longCommandWArg()
429     if (result) *stringPtr += comSize;  in longCommandWArg()
443 static unsigned parseCoverParameters(const char* stringPtr, ZDICT_cover_params_t* params)  in parseCoverParameters()  argument
447 …if (longCommandWArg(&stringPtr, "k=")) { params->k = readU32FromChar(&stringPtr); if (stringPtr[0]…  in parseCoverParameters()
448 …if (longCommandWArg(&stringPtr, "d=")) { params->d = readU32FromChar(&stringPtr); if (stringPtr[0]…  in parseCoverParameters()
449 …if (longCommandWArg(&stringPtr, "steps=")) { params->steps = readU32FromChar(&stringPtr); if (stri…  in parseCoverParameters()
450         if (longCommandWArg(&stringPtr, "split=")) {  in parseCoverParameters()
451           unsigned splitPercentage = readU32FromChar(&stringPtr);  in parseCoverParameters()
453           if (stringPtr[0]==',') { stringPtr++; continue; } else break;  in parseCoverParameters()
455         if (longCommandWArg(&stringPtr, "shrink")) {  in parseCoverParameters()
458           if (stringPtr[0]=='=') {  in parseCoverParameters()
459             stringPtr++;  in parseCoverParameters()
460             params->shrinkDictMaxRegression = readU32FromChar(&stringPtr);  in parseCoverParameters()
462           if (stringPtr[0]==',') {  in parseCoverParameters()
463             stringPtr++;  in parseCoverParameters()
470     if (stringPtr[0] != 0) return 0;  in parseCoverParameters()
481 static unsigned parseFastCoverParameters(const char* stringPtr, ZDICT_fastCover_params_t* params)  in parseFastCoverParameters()  argument
485 …if (longCommandWArg(&stringPtr, "k=")) { params->k = readU32FromChar(&stringPtr); if (stringPtr[0]…  in parseFastCoverParameters()
486 …if (longCommandWArg(&stringPtr, "d=")) { params->d = readU32FromChar(&stringPtr); if (stringPtr[0]…  in parseFastCoverParameters()
487 …if (longCommandWArg(&stringPtr, "f=")) { params->f = readU32FromChar(&stringPtr); if (stringPtr[0]…  in parseFastCoverParameters()
488 …if (longCommandWArg(&stringPtr, "steps=")) { params->steps = readU32FromChar(&stringPtr); if (stri…  in parseFastCoverParameters()
489 …if (longCommandWArg(&stringPtr, "accel=")) { params->accel = readU32FromChar(&stringPtr); if (stri…  in parseFastCoverParameters()
490         if (longCommandWArg(&stringPtr, "split=")) {  in parseFastCoverParameters()
491           unsigned splitPercentage = readU32FromChar(&stringPtr);  in parseFastCoverParameters()
493           if (stringPtr[0]==',') { stringPtr++; continue; } else break;  in parseFastCoverParameters()
495         if (longCommandWArg(&stringPtr, "shrink")) {  in parseFastCoverParameters()
498           if (stringPtr[0]=='=') {  in parseFastCoverParameters()
499             stringPtr++;  in parseFastCoverParameters()
500             params->shrinkDictMaxRegression = readU32FromChar(&stringPtr);  in parseFastCoverParameters()
502           if (stringPtr[0]==',') {  in parseFastCoverParameters()
503             stringPtr++;  in parseFastCoverParameters()
510     if (stringPtr[0] != 0) return 0;  in parseFastCoverParameters()
521 static unsigned parseLegacyParameters(const char* stringPtr, unsigned* selectivity)  in parseLegacyParameters()  argument
523 …if (!longCommandWArg(&stringPtr, "s=") && !longCommandWArg(&stringPtr, "selectivity=")) { return 0…  in parseLegacyParameters()
524     *selectivity = readU32FromChar(&stringPtr);  in parseLegacyParameters()
525     if (stringPtr[0] != 0) return 0;  in parseLegacyParameters()
565 static unsigned parseAdaptParameters(const char* stringPtr, int* adaptMinPtr, int* adaptMaxPtr)  in parseAdaptParameters()  argument
568 …if (longCommandWArg(&stringPtr, "min=")) { *adaptMinPtr = readIntFromChar(&stringPtr); if (stringP…  in parseAdaptParameters()
569 …if (longCommandWArg(&stringPtr, "max=")) { *adaptMaxPtr = readIntFromChar(&stringPtr); if (stringP…  in parseAdaptParameters()
573     if (stringPtr[0] != 0) return 0; /* check the end of string */  in parseAdaptParameters()
587 static unsigned parseCompressionParameters(const char* stringPtr, ZSTD_compressionParameters* param…  in parseCompressionParameters()  argument
590 …&stringPtr, "windowLog=") || longCommandWArg(&stringPtr, "wlog=")) { params->windowLog = readU32Fr…  in parseCompressionParameters()
591 …(&stringPtr, "chainLog=") || longCommandWArg(&stringPtr, "clog=")) { params->chainLog = readU32Fro…  in parseCompressionParameters()
592 …g(&stringPtr, "hashLog=") || longCommandWArg(&stringPtr, "hlog=")) { params->hashLog = readU32From…  in parseCompressionParameters()
593 …&stringPtr, "searchLog=") || longCommandWArg(&stringPtr, "slog=")) { params->searchLog = readU32Fr…  in parseCompressionParameters()
594 …(&stringPtr, "minMatch=") || longCommandWArg(&stringPtr, "mml=")) { params->minMatch = readU32From…  in parseCompressionParameters()
595 …stringPtr, "targetLength=") || longCommandWArg(&stringPtr, "tlen=")) { params->targetLength = read…  in parseCompressionParameters()
596 …stringPtr, "strategy=") || longCommandWArg(&stringPtr, "strat=")) { params->strategy = (ZSTD_strat…  in parseCompressionParameters()
597 …(&stringPtr, "overlapLog=") || longCommandWArg(&stringPtr, "ovlog=")) { g_overlapLog = readU32From…  in parseCompressionParameters()
598 …(&stringPtr, "ldmHashLog=") || longCommandWArg(&stringPtr, "lhlog=")) { g_ldmHashLog = readU32From…  in parseCompressionParameters()
599 …(&stringPtr, "ldmMinMatch=") || longCommandWArg(&stringPtr, "lmml=")) { g_ldmMinMatch = readU32Fro…  in parseCompressionParameters()
600 …stringPtr, "ldmBucketSizeLog=") || longCommandWArg(&stringPtr, "lblog=")) { g_ldmBucketSizeLog = r…  in parseCompressionParameters()
601 …stringPtr, "ldmHashRateLog=") || longCommandWArg(&stringPtr, "lhrlog=")) { g_ldmHashRateLog = read…  in parseCompressionParameters()
608     if (stringPtr[0] != 0) return 0; /* check the end of string */  in parseCompressionParameters()