diff options
Diffstat (limited to 'programs')
| -rw-r--r-- | programs/lz4cli.c | 51 | ||||
| -rw-r--r-- | programs/util.h | 488 |
2 files changed, 526 insertions, 13 deletions
diff --git a/programs/lz4cli.c b/programs/lz4cli.c index a6f4b4e..74c9856 100644 --- a/programs/lz4cli.c +++ b/programs/lz4cli.c @@ -42,13 +42,6 @@ /************************************** * Compiler Options ***************************************/ -/* Disable some Visual warning messages */ -#ifdef _MSC_VER -# define _CRT_SECURE_NO_WARNINGS -# define _CRT_SECURE_NO_DEPRECATE /* VS2005 */ -# pragma warning(disable : 4127) /* disable: C4127: conditional expression is constant */ -#endif - /* cf. http://man7.org/linux/man-pages/man7/feature_test_macros.7.html */ #define _XOPEN_VERSION 600 /* POSIX.2001, for fileno() within <stdio.h> on unix */ @@ -56,6 +49,7 @@ /**************************** * Includes *****************************/ +#include "util.h" /* Compiler options, UTIL_HAS_CREATEFILELIST */ #include <stdio.h> /* fprintf, getchar */ #include <stdlib.h> /* exit, calloc, free */ #include <string.h> /* strcmp, strlen */ @@ -171,6 +165,9 @@ static int usage_advanced(void) DISPLAY( " -c : force write to standard output, even if it is the console\n"); DISPLAY( " -t : test compressed file integrity\n"); DISPLAY( " -m : multiple input files (implies automatic output filenames)\n"); +#ifdef UTIL_HAS_CREATEFILELIST + DISPLAY( " -r : operate recursively on directories (sets also -m)\n"); +#endif DISPLAY( " -l : compress using Legacy format (Linux kernel compression)\n"); DISPLAY( " -B# : Block size [4-7](default : 7)\n"); DISPLAY( " -BD : Block dependency (improve compression ratio)\n"); @@ -304,6 +301,11 @@ int main(int argc, const char** argv) char nullOutput[] = NULL_OUTPUT; char extension[] = LZ4_EXTENSION; int blockSize; +#ifdef UTIL_HAS_CREATEFILELIST + const char** extendedFileList = NULL; + char* fileNamesBuf = NULL; + unsigned fileNamesNb, recursive=0; +#endif /* Init */ programName = argv[0]; @@ -437,6 +439,10 @@ int main(int argc, const char** argv) inFileNames = (const char**) malloc(argc * sizeof(char*)); break; +#ifdef UTIL_HAS_CREATEFILELIST + /* recursive */ + case 'r': recursive=1; /* without break */ +#endif /* Treat non-option args as input files. See https://code.google.com/p/lz4/issues/detail?id=151 */ case 'm': multiple_inputs=1; if (inFileNames == NULL) @@ -487,7 +493,22 @@ int main(int argc, const char** argv) if (!decode) DISPLAYLEVEL(4, "Blocks size : %i KB\n", blockSize>>10); /* No input filename ==> use stdin */ - if (multiple_inputs) input_filename = inFileNames[0], output_filename = (const char*)(inFileNames[0]); + if (multiple_inputs) { + input_filename = inFileNames[0]; + output_filename = (const char*)(inFileNames[0]); +#ifdef UTIL_HAS_CREATEFILELIST + if (recursive) { /* at this stage, filenameTable is a list of paths, which can contain both files and directories */ + extendedFileList = UTIL_createFileList(inFileNames, ifnIdx, &fileNamesBuf, &fileNamesNb); + if (extendedFileList) { + unsigned u; + for (u=0; u<fileNamesNb; u++) DISPLAYLEVEL(4, "%u %s\n", u, extendedFileList[u]); + free((void*)inFileNames); + inFileNames = extendedFileList; + ifnIdx = fileNamesNb; + } + } +#endif + } if(!input_filename) { input_filename=stdinmark; } /* Check if input is defined as console; trigger an error in this case */ @@ -498,9 +519,8 @@ int main(int argc, const char** argv) /* Check if benchmark is selected */ if (bench) { - int bmkResult = BMK_benchFiles(inFileNames, ifnIdx, cLevel, cLevelLast); - free((void*)inFileNames); - return bmkResult; + operationResult = BMK_benchFiles(inFileNames, ifnIdx, cLevel, cLevelLast); + goto _cleanup; } /* No output filename ==> try to select one automatically (when possible) */ @@ -566,7 +586,12 @@ int main(int argc, const char** argv) _cleanup: if (main_pause) waitEnter(); - free(dynNameSpace); - free((void*)inFileNames); + if (dynNameSpace) free(dynNameSpace); +#ifdef UTIL_HAS_CREATEFILELIST + if (extendedFileList) + UTIL_freeFileList(extendedFileList, fileNamesBuf); + else +#endif + free((void*)inFileNames); return operationResult; } diff --git a/programs/util.h b/programs/util.h new file mode 100644 index 0000000..a5dcbf2 --- /dev/null +++ b/programs/util.h @@ -0,0 +1,488 @@ +/** + * Copyright (c) 2016-present, Przemyslaw Skibinski, Yann Collet, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + */ + +#ifndef UTIL_H_MODULE +#define UTIL_H_MODULE + +#if defined (__cplusplus) +extern "C" { +#endif + +/* ************************************** +* Compiler Options +****************************************/ +#if defined(__INTEL_COMPILER) +# pragma warning(disable : 177) /* disable: message #177: function was declared but never referenced */ +#endif +#if defined(_MSC_VER) +# define _CRT_SECURE_NO_WARNINGS /* Disable some Visual warning messages for fopen, strncpy */ +# define _CRT_SECURE_NO_DEPRECATE /* VS2005 */ +# pragma warning(disable : 4127) /* disable: C4127: conditional expression is constant */ +#if _MSC_VER <= 1800 /* (1800 = Visual Studio 2013) */ + #define snprintf sprintf_s /* snprintf unsupported by Visual <= 2013 */ +#endif +#endif + + +/* Unix Large Files support (>4GB) */ +#if !defined(__LP64__) /* No point defining Large file for 64 bit */ +# define _FILE_OFFSET_BITS 64 /* turn off_t into a 64-bit type for ftello, fseeko */ +# if defined(__sun__) && !defined(_LARGEFILE_SOURCE) /* Sun Solaris 32-bits requires specific definitions */ +# define _LARGEFILE_SOURCE /* fseeko, ftello */ +# elif !defined(_LARGEFILE64_SOURCE) +# define _LARGEFILE64_SOURCE /* off64_t, fseeko64, ftello64 */ +# endif +#endif + + +/*-**************************************** +* Dependencies +******************************************/ +#include <stdlib.h> /* features.h with _POSIX_C_SOURCE, malloc */ +#include <stdio.h> /* fprintf */ +#include <sys/types.h> /* stat, utime */ +#include <sys/stat.h> /* stat */ +#if defined(_MSC_VER) + #include <sys/utime.h> /* utime */ + #include <io.h> /* _chmod */ +#else + #include <unistd.h> /* chown, stat */ + #include <utime.h> /* utime */ +#endif +#include <time.h> /* time */ +#include <errno.h> + + +/* ************************************* +* Constants +***************************************/ +#define LIST_SIZE_INCREASE (8*1024) + + +/*-**************************************** +* Compiler specifics +******************************************/ +#if defined(__GNUC__) +# define UTIL_STATIC static __attribute__((unused)) +#elif defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */) +# define UTIL_STATIC static inline +#elif defined(_MSC_VER) +# define UTIL_STATIC static __inline +#else +# define UTIL_STATIC static /* this version may generate warnings for unused static functions; disable the relevant warning */ +#endif + + +/*-**************************************** +* Sleep functions: Windows - Posix - others +******************************************/ +#if defined(_WIN32) +# include <windows.h> +# define SET_HIGH_PRIORITY SetPriorityClass(GetCurrentProcess(), REALTIME_PRIORITY_CLASS) +# define UTIL_sleep(s) Sleep(1000*s) +# define UTIL_sleepMilli(milli) Sleep(milli) +#elif (defined(__unix__) || defined(__unix) || defined(__VMS) || defined(__midipix__) || (defined(__APPLE__) && defined(__MACH__))) +# include <unistd.h> +# include <sys/resource.h> /* setpriority */ +# include <time.h> /* clock_t, nanosleep, clock, CLOCKS_PER_SEC */ +# if defined(PRIO_PROCESS) +# define SET_HIGH_PRIORITY setpriority(PRIO_PROCESS, 0, -20) +# else +# define SET_HIGH_PRIORITY /* disabled */ +# endif +# define UTIL_sleep(s) sleep(s) +# if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 199309L) +# define UTIL_sleepMilli(milli) { struct timespec t; t.tv_sec=0; t.tv_nsec=milli*1000000ULL; nanosleep(&t, NULL); } +# else +# define UTIL_sleepMilli(milli) /* disabled */ +# endif +#else +# define SET_HIGH_PRIORITY /* disabled */ +# define UTIL_sleep(s) /* disabled */ +# define UTIL_sleepMilli(milli) /* disabled */ +#endif + + +/*-************************************************************** +* Basic Types +*****************************************************************/ +#if !defined (__VMS) && (defined (__cplusplus) || (defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) /* C99 */) ) +# include <stdint.h> + typedef uint8_t BYTE; + typedef uint16_t U16; + typedef int16_t S16; + typedef uint32_t U32; + typedef int32_t S32; + typedef uint64_t U64; + typedef int64_t S64; +#else + typedef unsigned char BYTE; + typedef unsigned short U16; + typedef signed short S16; + typedef unsigned int U32; + typedef signed int S32; + typedef unsigned long long U64; + typedef signed long long S64; +#endif + + +/*-**************************************** +* Time functions +******************************************/ +#if !defined(_WIN32) + typedef clock_t UTIL_time_t; + UTIL_STATIC void UTIL_initTimer(UTIL_time_t* ticksPerSecond) { *ticksPerSecond=0; } + UTIL_STATIC void UTIL_getTime(UTIL_time_t* x) { *x = clock(); } + UTIL_STATIC U64 UTIL_getSpanTimeMicro(UTIL_time_t ticksPerSecond, UTIL_time_t clockStart, UTIL_time_t clockEnd) { (void)ticksPerSecond; return 1000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; } + UTIL_STATIC U64 UTIL_getSpanTimeNano(UTIL_time_t ticksPerSecond, UTIL_time_t clockStart, UTIL_time_t clockEnd) { (void)ticksPerSecond; return 1000000000ULL * (clockEnd - clockStart) / CLOCKS_PER_SEC; } +#else + typedef LARGE_INTEGER UTIL_time_t; + UTIL_STATIC void UTIL_initTimer(UTIL_time_t* ticksPerSecond) { if (!QueryPerformanceFrequency(ticksPerSecond)) fprintf(stderr, "ERROR: QueryPerformance not present\n"); } + UTIL_STATIC void UTIL_getTime(UTIL_time_t* x) { QueryPerformanceCounter(x); } + UTIL_STATIC U64 UTIL_getSpanTimeMicro(UTIL_time_t ticksPerSecond, UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000ULL*(clockEnd.QuadPart - clockStart.QuadPart)/ticksPerSecond.QuadPart; } + UTIL_STATIC U64 UTIL_getSpanTimeNano(UTIL_time_t ticksPerSecond, UTIL_time_t clockStart, UTIL_time_t clockEnd) { return 1000000000ULL*(clockEnd.QuadPart - clockStart.QuadPart)/ticksPerSecond.QuadPart; } +#endif + + +/* returns time span in microseconds */ +UTIL_STATIC U64 UTIL_clockSpanMicro( UTIL_time_t clockStart, UTIL_time_t ticksPerSecond ) +{ + UTIL_time_t clockEnd; + UTIL_getTime(&clockEnd); + return UTIL_getSpanTimeMicro(ticksPerSecond, clockStart, clockEnd); +} + + +UTIL_STATIC void UTIL_waitForNextTick(UTIL_time_t ticksPerSecond) +{ + UTIL_time_t clockStart, clockEnd; + UTIL_getTime(&clockStart); + do { + UTIL_getTime(&clockEnd); + } while (UTIL_getSpanTimeNano(ticksPerSecond, clockStart, clockEnd) == 0); +} + + + +/*-**************************************** +* File functions +******************************************/ +#if defined(_MSC_VER) + #define chmod _chmod + typedef struct _stat64 stat_t; +#else + typedef struct stat stat_t; +#endif + + +UTIL_STATIC int UTIL_setFileStat(const char *filename, stat_t *statbuf) +{ + int res = 0; + struct utimbuf timebuf; + + timebuf.actime = time(NULL); + timebuf.modtime = statbuf->st_mtime; + res += utime(filename, &timebuf); /* set access and modification times */ + +#if !defined(_WIN32) + res += chown(filename, statbuf->st_uid, statbuf->st_gid); /* Copy ownership */ +#endif + + res += chmod(filename, statbuf->st_mode & 07777); /* Copy file permissions */ + + errno = 0; + return -res; /* number of errors is returned */ +} + + +UTIL_STATIC int UTIL_getFileStat(const char* infilename, stat_t *statbuf) +{ + int r; +#if defined(_MSC_VER) + r = _stat64(infilename, statbuf); + if (r || !(statbuf->st_mode & S_IFREG)) return 0; /* No good... */ +#else + r = stat(infilename, statbuf); + if (r || !S_ISREG(statbuf->st_mode)) return 0; /* No good... */ +#endif + return 1; +} + + +UTIL_STATIC U64 UTIL_getFileSize(const char* infilename) +{ + int r; +#if defined(_MSC_VER) + struct _stat64 statbuf; + r = _stat64(infilename, &statbuf); + if (r || !(statbuf.st_mode & S_IFREG)) return 0; /* No good... */ +#else + struct stat statbuf; + r = stat(infilename, &statbuf); + if (r || !S_ISREG(statbuf.st_mode)) return 0; /* No good... */ +#endif + return (U64)statbuf.st_size; +} + + +UTIL_STATIC U64 UTIL_getTotalFileSize(const char** fileNamesTable, unsigned nbFiles) +{ + U64 total = 0; + unsigned n; + for (n=0; n<nbFiles; n++) + total += UTIL_getFileSize(fileNamesTable[n]); + return total; +} + + +UTIL_STATIC int UTIL_doesFileExists(const char* infilename) +{ + int r; +#if defined(_MSC_VER) + struct _stat64 statbuf; + r = _stat64(infilename, &statbuf); + if (r || !(statbuf.st_mode & S_IFREG)) return 0; /* No good... */ +#else + struct stat statbuf; + r = stat(infilename, &statbuf); + if (r || !S_ISREG(statbuf.st_mode)) return 0; /* No good... */ +#endif + return 1; +} + + +UTIL_STATIC U32 UTIL_isDirectory(const char* infilename) +{ + int r; +#if defined(_MSC_VER) + struct _stat64 statbuf; + r = _stat64(infilename, &statbuf); + if (!r && (statbuf.st_mode & _S_IFDIR)) return 1; +#else + struct stat statbuf; + r = stat(infilename, &statbuf); + if (!r && S_ISDIR(statbuf.st_mode)) return 1; +#endif + return 0; +} + +/* + * A modified version of realloc(). + * If UTIL_realloc() fails the original block is freed. +*/ +UTIL_STATIC void *UTIL_realloc(void *ptr, size_t size) +{ + void *newptr = realloc(ptr, size); + if (newptr) return newptr; + free(ptr); + return NULL; +} + + +#ifdef _WIN32 +# define UTIL_HAS_CREATEFILELIST + +UTIL_STATIC int UTIL_prepareFileList(const char *dirName, char** bufStart, size_t* pos, char** bufEnd) +{ + char* path; + int dirLength, fnameLength, pathLength, nbFiles = 0; + WIN32_FIND_DATA cFile; + HANDLE hFile; + + dirLength = (int)strlen(dirName); + path = (char*) malloc(dirLength + 3); + if (!path) return 0; + + memcpy(path, dirName, dirLength); + path[dirLength] = '\\'; + path[dirLength+1] = '*'; + path[dirLength+2] = 0; + + hFile=FindFirstFile(path, &cFile); + if (hFile == INVALID_HANDLE_VALUE) { + fprintf(stderr, "Cannot open directory '%s'\n", dirName); + return 0; + } + free(path); + + do { + fnameLength = (int)strlen(cFile.cFileName); + path = (char*) malloc(dirLength + fnameLength + 2); + if (!path) { FindClose(hFile); return 0; } + memcpy(path, dirName, dirLength); + path[dirLength] = '\\'; + memcpy(path+dirLength+1, cFile.cFileName, fnameLength); + pathLength = dirLength+1+fnameLength; + path[pathLength] = 0; + if (cFile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) { + if (strcmp (cFile.cFileName, "..") == 0 || + strcmp (cFile.cFileName, ".") == 0) continue; + + nbFiles += UTIL_prepareFileList(path, bufStart, pos, bufEnd); /* Recursively call "UTIL_prepareFileList" with the new path. */ + if (*bufStart == NULL) { free(path); FindClose(hFile); return 0; } + } + else if ((cFile.dwFileAttributes & FILE_ATTRIBUTE_NORMAL) || (cFile.dwFileAttributes & FILE_ATTRIBUTE_ARCHIVE) || (cFile.dwFileAttributes & FILE_ATTRIBUTE_COMPRESSED)) { + if (*bufStart + *pos + pathLength >= *bufEnd) { + ptrdiff_t newListSize = (*bufEnd - *bufStart) + LIST_SIZE_INCREASE; + *bufStart = (char*)UTIL_realloc(*bufStart, newListSize); + *bufEnd = *bufStart + newListSize; + if (*bufStart == NULL) { free(path); FindClose(hFile); return 0; } + } + if (*bufStart + *pos + pathLength < *bufEnd) { + strncpy(*bufStart + *pos, path, *bufEnd - (*bufStart + *pos)); + *pos += pathLength + 1; + nbFiles++; + } + } + free(path); + } while (FindNextFile(hFile, &cFile)); + + FindClose(hFile); + return nbFiles; +} + +#elif (defined(__APPLE__) && defined(__MACH__)) || \ + ((defined(__unix__) || defined(__unix) || defined(__midipix__)) && defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L)) /* snprintf, opendir */ +# define UTIL_HAS_CREATEFILELIST +# include <dirent.h> /* opendir, readdir */ + +UTIL_STATIC int UTIL_prepareFileList(const char *dirName, char** bufStart, size_t* pos, char** bufEnd) +{ + DIR *dir; + struct dirent *entry; + char* path; + int dirLength, fnameLength, pathLength, nbFiles = 0; + + if (!(dir = opendir(dirName))) { + fprintf(stderr, "Cannot open directory '%s': %s\n", dirName, strerror(errno)); + return 0; + } + + dirLength = (int)strlen(dirName); + errno = 0; + while ((entry = readdir(dir)) != NULL) { + if (strcmp (entry->d_name, "..") == 0 || + strcmp (entry->d_name, ".") == 0) continue; + fnameLength = (int)strlen(entry->d_name); + path = (char*) malloc(dirLength + fnameLength + 2); + if (!path) { closedir(dir); return 0; } + memcpy(path, dirName, dirLength); + path[dirLength] = '/'; + memcpy(path+dirLength+1, entry->d_name, fnameLength); + pathLength = dirLength+1+fnameLength; + path[pathLength] = 0; + + if (UTIL_isDirectory(path)) { + nbFiles += UTIL_prepareFileList(path, bufStart, pos, bufEnd); /* Recursively call "UTIL_prepareFileList" with the new path. */ + if (*bufStart == NULL) { free(path); closedir(dir); return 0; } + } else { + if (*bufStart + *pos + pathLength >= *bufEnd) { + ptrdiff_t newListSize = (*bufEnd - *bufStart) + LIST_SIZE_INCREASE; + *bufStart = (char*)UTIL_realloc(*bufStart, newListSize); + *bufEnd = *bufStart + newListSize; + if (*bufStart == NULL) { free(path); closedir(dir); return 0; } + } + if (*bufStart + *pos + pathLength < *bufEnd) { + strncpy(*bufStart + *pos, path, *bufEnd - (*bufStart + *pos)); + *pos += pathLength + 1; + nbFiles++; + } + } + free(path); + errno = 0; /* clear errno after UTIL_isDirectory, UTIL_prepareFileList */ + } + + if (errno != 0) { + fprintf(stderr, "readdir(%s) error: %s\n", dirName, strerror(errno)); + free(*bufStart); + *bufStart = NULL; + } + closedir(dir); + return nbFiles; +} + +#else + +UTIL_STATIC int UTIL_prepareFileList(const char *dirName, char** bufStart, size_t* pos, char** bufEnd) +{ + (void)bufStart; (void)bufEnd; (void)pos; + fprintf(stderr, "Directory %s ignored (zstd compiled without _WIN32 or _POSIX_C_SOURCE)\n", dirName); + return 0; +} + +#endif /* #ifdef _WIN32 */ + +/* + * UTIL_createFileList - takes a list of files and directories (params: inputNames, inputNamesNb), scans directories, + * and returns a new list of files (params: return value, allocatedBuffer, allocatedNamesNb). + * After finishing usage of the list the structures should be freed with UTIL_freeFileList(params: return value, allocatedBuffer) + * In case of error UTIL_createFileList returns NULL and UTIL_freeFileList should not be called. + */ +UTIL_STATIC const char** UTIL_createFileList(const char **inputNames, unsigned inputNamesNb, char** allocatedBuffer, unsigned* allocatedNamesNb) +{ + size_t pos; + unsigned i, nbFiles; + char *bufend, *buf; + const char** fileTable; + + buf = (char*)malloc(LIST_SIZE_INCREASE); + if (!buf) return NULL; + bufend = buf + LIST_SIZE_INCREASE; + + for (i=0, pos=0, nbFiles=0; i<inputNamesNb; i++) { + if (!UTIL_isDirectory(inputNames[i])) { + size_t len = strlen(inputNames[i]); + if (buf + pos + len >= bufend) { + ptrdiff_t newListSize = (bufend - buf) + LIST_SIZE_INCREASE; + buf = (char*)UTIL_realloc(buf, newListSize); + bufend = buf + newListSize; + if (!buf) return NULL; + } + if (buf + pos + len < bufend) { + strncpy(buf + pos, inputNames[i], bufend - (buf + pos)); + pos += len + 1; + nbFiles++; + } + } else { + nbFiles += UTIL_prepareFileList(inputNames[i], &buf, &pos, &bufend); + if (buf == NULL) return NULL; + } } + + if (nbFiles == 0) { free(buf); return NULL; } + + fileTable = (const char**)malloc((nbFiles+1) * sizeof(const char*)); + if (!fileTable) { free(buf); return NULL; } + + for (i=0, pos=0; i<nbFiles; i++) + { + fileTable[i] = buf + pos; + pos += strlen(fileTable[i]) + 1; + } + + if (buf + pos > bufend) { free(buf); free((void*)fileTable); return NULL; } + + *allocatedBuffer = buf; + *allocatedNamesNb = nbFiles; + + return fileTable; +} + + +UTIL_STATIC void UTIL_freeFileList(const char** filenameTable, char* allocatedBuffer) +{ + if (allocatedBuffer) free(allocatedBuffer); + if (filenameTable) free((void*)filenameTable); +} + + +#if defined (__cplusplus) +} +#endif + +#endif /* UTIL_H_MODULE */ |