b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | --- /dev/null |
| 2 | +++ b/CPP/7zip/Compress/LZMA_Alone/lzmp.cpp |
| 3 | @@ -0,0 +1,895 @@ |
| 4 | +/* |
| 5 | + * LZMA command line tool similar to gzip to encode and decode LZMA files. |
| 6 | + * |
| 7 | + * Copyright (C) 2005 Ville Koskinen |
| 8 | + * |
| 9 | + * This program is free software; you can redistribute it and/or |
| 10 | + * modify it under the terms of the GNU General Public License |
| 11 | + * as published by the Free Software Foundation; either version 2 |
| 12 | + * of the License, or (at your option) any later version. |
| 13 | + * |
| 14 | + * This program is distributed in the hope that it will be useful, |
| 15 | + * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | + * GNU General Public License for more details. |
| 18 | + * |
| 19 | + * You should have received a copy of the GNU General Public License |
| 20 | + * along with this program; if not, write to the Free Software |
| 21 | + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| 22 | + * USA. |
| 23 | + */ |
| 24 | + |
| 25 | +#include "../../../Common/MyInitGuid.h" |
| 26 | + |
| 27 | +#include <iostream> |
| 28 | +using std::cout; |
| 29 | +using std::cerr; |
| 30 | +using std::endl; |
| 31 | + |
| 32 | +#include <cstdio> |
| 33 | +#include <cstdlib> |
| 34 | +#include <cstring> |
| 35 | + |
| 36 | +#include <string> |
| 37 | +using std::string; |
| 38 | +#include <vector> |
| 39 | +using std::vector; |
| 40 | +typedef vector<string> stringVector; |
| 41 | + |
| 42 | +#include <unistd.h> |
| 43 | +#include <getopt.h> |
| 44 | +#include <signal.h> |
| 45 | + |
| 46 | +#include <sys/types.h> |
| 47 | +#include <sys/stat.h> |
| 48 | +#include <utime.h> |
| 49 | +#include <sys/time.h> // futimes() |
| 50 | + |
| 51 | +// For Solaris |
| 52 | +#ifndef HAVE_FUTIMES |
| 53 | +//#define futimes(fd, tv) futimesat(fd, NULL, tv) |
| 54 | +#endif |
| 55 | + |
| 56 | +#if defined(_WIN32) || defined(OS2) || defined(MSDOS) |
| 57 | +#include <fcntl.h> |
| 58 | +#include <io.h> |
| 59 | +#define MY_SET_BINARY_MODE(file) setmode(fileno(file),O_BINARY) |
| 60 | +#else |
| 61 | +#define MY_SET_BINARY_MODE(file) |
| 62 | +#endif |
| 63 | + |
| 64 | +#include "../../../7zip/Common/FileStreams.h" |
| 65 | + |
| 66 | +#include "../../../Common/Types.h" |
| 67 | + |
| 68 | +#include "../../../7zip/Compress/LzmaDecoder.h" |
| 69 | +#include "../../../7zip/Compress/LzmaEncoder.h" |
| 70 | + |
| 71 | +#include "Exception.h" |
| 72 | + |
| 73 | +#include "lzma_version.h" |
| 74 | + |
| 75 | +namespace lzma { |
| 76 | + |
| 77 | +const char *PROGRAM_VERSION = PACKAGE_VERSION; |
| 78 | +const char *PROGRAM_COPYRIGHT = "Copyright (C) 2006 Ville Koskinen"; |
| 79 | + |
| 80 | +/* LZMA_Alone switches: |
| 81 | + -a{N}: set compression mode - [0, 2], default: 2 (max) |
| 82 | + -d{N}: set dictionary - [0,28], default: 23 (8MB) |
| 83 | + -fb{N}: set number of fast bytes - [5, 255], default: 128 |
| 84 | + -lc{N}: set number of literal context bits - [0, 8], default: 3 |
| 85 | + -lp{N}: set number of literal pos bits - [0, 4], default: 0 |
| 86 | + -pb{N}: set number of pos bits - [0, 4], default: 2 |
| 87 | + -mf{MF_ID}: set Match Finder: [bt2, bt3, bt4, bt4b, pat2r, pat2, |
| 88 | + pat2h, pat3h, pat4h, hc3, hc4], default: bt4 |
| 89 | +*/ |
| 90 | + |
| 91 | +struct lzma_option { |
| 92 | + short compression_mode; // -a |
| 93 | + short dictionary; // -d |
| 94 | + short fast_bytes; // -fb |
| 95 | + wchar_t *match_finder; // -mf |
| 96 | + short literal_context_bits; // -lc |
| 97 | + short literal_pos_bits; // -lp |
| 98 | + short pos_bits; // -pb |
| 99 | +}; |
| 100 | + |
| 101 | +/* The following is a mapping from gzip/bzip2 style -1 .. -9 compression modes |
| 102 | + * to the corresponding LZMA compression modes. Thanks, Larhzu, for coining |
| 103 | + * these. */ |
| 104 | +const lzma_option option_mapping[] = { |
| 105 | + { 0, 0, 0, NULL, 0, 0, 0}, // -0 (needed for indexing) |
| 106 | + { 0, 16, 64, L"hc4", 3, 0, 2}, // -1 |
| 107 | + { 0, 20, 64, L"hc4", 3, 0, 2}, // -2 |
| 108 | + { 1, 19, 64, L"bt4", 3, 0, 2}, // -3 |
| 109 | + { 2, 20, 64, L"bt4", 3, 0, 2}, // -4 |
| 110 | + { 2, 21, 128, L"bt4", 3, 0, 2}, // -5 |
| 111 | + { 2, 22, 128, L"bt4", 3, 0, 2}, // -6 |
| 112 | + { 2, 23, 128, L"bt4", 3, 0, 2}, // -7 |
| 113 | + { 2, 24, 255, L"bt4", 3, 0, 2}, // -8 |
| 114 | + { 2, 25, 255, L"bt4", 3, 0, 2}, // -9 |
| 115 | +}; |
| 116 | + |
| 117 | +struct extension_pair { |
| 118 | + char *from; |
| 119 | + char *to; |
| 120 | +}; |
| 121 | + |
| 122 | +const extension_pair known_extensions[] = { |
| 123 | + { ".lzma", "" }, |
| 124 | + { ".tlz", ".tar" }, |
| 125 | + { NULL, NULL } |
| 126 | +}; |
| 127 | + |
| 128 | +/* Sorry, I just happen to like enumerations. */ |
| 129 | +enum PROGRAM_MODE { |
| 130 | + PM_COMPRESS = 0, |
| 131 | + PM_DECOMPRESS, |
| 132 | + PM_TEST, |
| 133 | + PM_HELP, |
| 134 | + PM_LICENSE, |
| 135 | + PM_VERSION |
| 136 | +}; |
| 137 | + |
| 138 | +enum { |
| 139 | + STATUS_OK = 0, |
| 140 | + STATUS_ERROR = 1, |
| 141 | + STATUS_WARNING = 2 |
| 142 | +}; |
| 143 | + |
| 144 | +/* getopt options. */ |
| 145 | +/* struct option { name, has_arg, flag, val } */ |
| 146 | +const struct option long_options[] = { |
| 147 | + { "stdout", 0, 0, 'c' }, |
| 148 | + { "decompress", 0, 0, 'd' }, |
| 149 | + { "compress", 0, 0, 'z' }, |
| 150 | + { "keep", 0, 0, 'k' }, |
| 151 | + { "force", 0, 0, 'f' }, |
| 152 | + { "test", 0, 0, 't' }, |
| 153 | + { "suffix", 1, 0, 'S' }, |
| 154 | + { "quiet", 0, 0, 'q' }, |
| 155 | + { "verbose", 0, 0, 'v' }, |
| 156 | + { "help", 0, 0, 'h' }, |
| 157 | + { "license", 0, 0, 'L' }, |
| 158 | + { "version", 0, 0, 'V' }, |
| 159 | + { "fast", 0, 0, '1' }, |
| 160 | + { "best", 0, 0, '9' }, |
| 161 | + { 0, 0, 0, 0 } |
| 162 | +}; |
| 163 | + |
| 164 | +/* getopt option string (for the above options). */ |
| 165 | +const char option_string[] = "cdzkftS:qvhLV123456789A:D:F:"; |
| 166 | + |
| 167 | +/* Defaults. */ |
| 168 | +PROGRAM_MODE program_mode = PM_COMPRESS; |
| 169 | +int verbosity = 0; |
| 170 | +bool stdinput = false; |
| 171 | +bool stdoutput = false; |
| 172 | +bool keep = false; |
| 173 | +bool force = false; |
| 174 | +int compression_mode = 7; |
| 175 | +//char *suffix = strdup(".lzma"); |
| 176 | +char *suffix = strdup(known_extensions[0].from); |
| 177 | +lzma_option advanced_options = { -1, -1, -1, NULL, -1, -1, -1 }; |
| 178 | + |
| 179 | +void print_help(const char *const argv0) |
| 180 | +{ |
| 181 | + // Help goes to stdout while other messages go to stderr. |
| 182 | + cout << "\nlzma " << PROGRAM_VERSION |
| 183 | + << " " << PROGRAM_COPYRIGHT << "\n" |
| 184 | + "Based on LZMA SDK " << LZMA_SDK_VERSION_STRING << " " |
| 185 | + << LZMA_SDK_COPYRIGHT_STRING |
| 186 | + << "\n\nUsage: " << argv0 |
| 187 | + << " [flags and input files in any order]\n" |
| 188 | +" -c --stdout output to standard output\n" |
| 189 | +" -d --decompress force decompression\n" |
| 190 | +" -z --compress force compression\n" |
| 191 | +" -k --keep keep (don't delete) input files\n" |
| 192 | +" -f --force force overwrite of output file and compress links\n" |
| 193 | +" -t --test test compressed file integrity\n" |
| 194 | +" -S .suf --suffix .suf use suffix .suf on compressed files\n" |
| 195 | +" -q --quiet suppress error messages\n" |
| 196 | +" -v --verbose be verbose\n" |
| 197 | +" -h --help print this message\n" |
| 198 | +" -L --license display the license information\n" |
| 199 | +" -V --version display version numbers of LZMA SDK and lzma\n" |
| 200 | +" -1 .. -2 fast compression\n" |
| 201 | +" -3 .. -9 good to excellent compression. -7 is the default.\n" |
| 202 | +" --fast alias for -1\n" |
| 203 | +" --best alias for -9 (usually *not* what you want)\n\n" |
| 204 | +" Memory usage depends a lot on the chosen compression mode -1 .. -9.\n" |
| 205 | +" See the man page lzma(1) for details.\n\n"; |
| 206 | +} |
| 207 | + |
| 208 | +void print_license(void) |
| 209 | +{ |
| 210 | + cout << "\n LZMA command line tool " << PROGRAM_VERSION << " - " |
| 211 | + << PROGRAM_COPYRIGHT |
| 212 | + << "\n LZMA SDK " << LZMA_SDK_VERSION_STRING << " - " |
| 213 | + << LZMA_SDK_COPYRIGHT_STRING |
| 214 | + << "\n This program is a part of the LZMA utils package.\n" |
| 215 | + " http://tukaani.org/lzma/\n\n" |
| 216 | +" This program is free software; you can redistribute it and/or\n" |
| 217 | +" modify it under the terms of the GNU General Public License\n" |
| 218 | +" as published by the Free Software Foundation; either version 2\n" |
| 219 | +" of the License, or (at your option) any later version.\n" |
| 220 | +"\n" |
| 221 | +" This program is distributed in the hope that it will be useful,\n" |
| 222 | +" but WITHOUT ANY WARRANTY; without even the implied warranty of\n" |
| 223 | +" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" |
| 224 | +" GNU General Public License for more details.\n" |
| 225 | +"\n"; |
| 226 | +} |
| 227 | + |
| 228 | +void print_version(void) |
| 229 | +{ |
| 230 | + cout << "LZMA command line tool " << PROGRAM_VERSION << "\n" |
| 231 | + << "LZMA SDK " << LZMA_SDK_VERSION_STRING << "\n"; |
| 232 | +} |
| 233 | + |
| 234 | +short str2int (const char *str, const int &min, const int &max) |
| 235 | +{ |
| 236 | + int value = -1; |
| 237 | + char *endptr = NULL; |
| 238 | + if (str == NULL || str[0] == '\0') |
| 239 | + throw ArgumentException("Invalid integer option"); |
| 240 | + value = strtol (str, &endptr, 10); |
| 241 | + if (*endptr != '\0' || value < min || value > max) |
| 242 | + throw ArgumentException("Invalid integer option"); |
| 243 | + return value; |
| 244 | +} |
| 245 | + |
| 246 | +void parse_options(int argc, char **argv, stringVector &filenames) |
| 247 | +{ |
| 248 | + /* Snatched from getopt(3). */ |
| 249 | + int c; |
| 250 | + |
| 251 | + /* Check how we were called */ |
| 252 | + { |
| 253 | + char *p = strrchr (argv[0], '/'); // Remove path prefix, if any |
| 254 | + if (p++ == NULL) |
| 255 | + p = argv[0]; |
| 256 | + if (strstr (p, "un") != NULL) { |
| 257 | + program_mode = PM_DECOMPRESS; |
| 258 | + } else if (strstr (p, "cat") != NULL) { |
| 259 | + program_mode = PM_DECOMPRESS; |
| 260 | + stdoutput = true; |
| 261 | + } |
| 262 | + } |
| 263 | + |
| 264 | + while (-1 != (c = getopt_long(argc, argv, option_string, |
| 265 | + long_options, NULL))) { |
| 266 | + switch (c) { |
| 267 | + // stdout |
| 268 | + case 'c': |
| 269 | + stdoutput = true; |
| 270 | + break; |
| 271 | + |
| 272 | + // decompress |
| 273 | + case 'd': |
| 274 | + program_mode = PM_DECOMPRESS; |
| 275 | + break; |
| 276 | + |
| 277 | + // compress |
| 278 | + case 'z': |
| 279 | + program_mode = PM_COMPRESS; |
| 280 | + break; |
| 281 | + |
| 282 | + // keep |
| 283 | + case 'k': |
| 284 | + keep = true; |
| 285 | + break; |
| 286 | + |
| 287 | + // force |
| 288 | + case 'f': |
| 289 | + force = true; |
| 290 | + break; |
| 291 | + |
| 292 | + // test |
| 293 | + case 't': |
| 294 | + program_mode = PM_TEST; |
| 295 | + break; |
| 296 | + |
| 297 | + // suffix |
| 298 | + case 'S': |
| 299 | + if (optarg) { |
| 300 | + free(suffix); |
| 301 | + suffix = strdup(optarg); |
| 302 | + } |
| 303 | + break; |
| 304 | + |
| 305 | + // quiet |
| 306 | + case 'q': |
| 307 | + verbosity = 0; |
| 308 | + break; |
| 309 | + |
| 310 | + // verbose |
| 311 | + case 'v': |
| 312 | + verbosity++; |
| 313 | + break; |
| 314 | + |
| 315 | + // help |
| 316 | + case 'h': |
| 317 | + program_mode = PM_HELP; |
| 318 | + break; |
| 319 | + |
| 320 | + // license |
| 321 | + case 'L': |
| 322 | + program_mode = PM_LICENSE; |
| 323 | + break; |
| 324 | + |
| 325 | + // version |
| 326 | + case 'V': |
| 327 | + program_mode = PM_VERSION; |
| 328 | + break; |
| 329 | + |
| 330 | + case '1': case '2': case '3': case '4': case '5': |
| 331 | + case '6': case '7': case '8': case '9': |
| 332 | + compression_mode = c - '0'; |
| 333 | + break; |
| 334 | + |
| 335 | + // Advanced options // |
| 336 | + // Compression mode |
| 337 | + case 'A': |
| 338 | + advanced_options.compression_mode = |
| 339 | + str2int (optarg, 0, 2); |
| 340 | + break; |
| 341 | + |
| 342 | + // Dictionary size |
| 343 | + case 'D': |
| 344 | + advanced_options.dictionary = |
| 345 | + str2int (optarg, 0, 28); |
| 346 | + break; |
| 347 | + |
| 348 | + // Fast bytes |
| 349 | + case 'F': |
| 350 | + advanced_options.fast_bytes = |
| 351 | + str2int (optarg, 0, 273); |
| 352 | + break; |
| 353 | + |
| 354 | + default: |
| 355 | + throw ArgumentException(""); |
| 356 | + break; |
| 357 | + } // switch(c) |
| 358 | + } // while(1) |
| 359 | + |
| 360 | + for (int i = optind; i < argc; i++) { |
| 361 | + if (strcmp("-", argv[i]) == 0) |
| 362 | + continue; |
| 363 | + filenames.push_back(argv[i]); |
| 364 | + } |
| 365 | +} // parse_options |
| 366 | + |
| 367 | +void set_encoder_properties(NCompress::NLzma::CEncoder *encoder, |
| 368 | + lzma_option &opt) |
| 369 | +{ |
| 370 | + /* Almost verbatim from LzmaAlone.cpp. */ |
| 371 | + PROPID propIDs[] = |
| 372 | + { |
| 373 | + NCoderPropID::kDictionarySize, |
| 374 | + NCoderPropID::kPosStateBits, |
| 375 | + NCoderPropID::kLitContextBits, |
| 376 | + NCoderPropID::kLitPosBits, |
| 377 | + NCoderPropID::kAlgorithm, |
| 378 | + NCoderPropID::kNumFastBytes, |
| 379 | + NCoderPropID::kMatchFinder, |
| 380 | + NCoderPropID::kEndMarker |
| 381 | + }; |
| 382 | + const int kNumProps = sizeof(propIDs) / sizeof(propIDs[0]); |
| 383 | +#define VALUE(x) (advanced_options.x >= 0 ? advanced_options.x : opt.x) |
| 384 | + PROPVARIANT properties[kNumProps]; |
| 385 | + for (int p = 0; p < 6; p++) |
| 386 | + properties[p].vt = VT_UI4; |
| 387 | + properties[0].ulVal = UInt32(1 << VALUE (dictionary)); |
| 388 | + properties[1].ulVal = UInt32(VALUE (pos_bits)); |
| 389 | + properties[2].ulVal = UInt32(VALUE (literal_context_bits)); |
| 390 | + properties[3].ulVal = UInt32(VALUE (literal_pos_bits)); |
| 391 | + properties[4].ulVal = UInt32(VALUE (compression_mode)); |
| 392 | + properties[5].ulVal = UInt32(VALUE (fast_bytes)); |
| 393 | +#undef VALUE |
| 394 | + |
| 395 | + properties[6].vt = VT_BSTR; |
| 396 | + properties[6].bstrVal = (BSTR)opt.match_finder; |
| 397 | + |
| 398 | + properties[7].vt = VT_BOOL; |
| 399 | + properties[7].boolVal = stdinput ? VARIANT_TRUE : VARIANT_FALSE; |
| 400 | + |
| 401 | + if (encoder->SetCoderProperties(propIDs, properties, kNumProps) != S_OK) |
| 402 | + throw Exception("SetCoderProperties() error"); |
| 403 | +} |
| 404 | + |
| 405 | +void encode(NCompress::NLzma::CEncoder *encoderSpec, |
| 406 | + CMyComPtr<ISequentialInStream> inStream, |
| 407 | + CMyComPtr<ISequentialOutStream> outStream, |
| 408 | + lzma_option encoder_options, |
| 409 | + UInt64 fileSize) |
| 410 | +{ |
| 411 | + set_encoder_properties(encoderSpec, encoder_options); |
| 412 | + |
| 413 | + encoderSpec->WriteCoderProperties(outStream); |
| 414 | + |
| 415 | + for (int i = 0; i < 8; i++) |
| 416 | + { |
| 417 | + Byte b = Byte(fileSize >> (8 * i)); |
| 418 | + if (outStream->Write(&b, sizeof(b), 0) != S_OK) |
| 419 | + throw Exception("Write error while encoding"); |
| 420 | + } |
| 421 | + |
| 422 | + HRESULT result = encoderSpec->Code(inStream, outStream, 0, 0, 0); |
| 423 | + |
| 424 | + if (result == E_OUTOFMEMORY) |
| 425 | + throw Exception("Cannot allocate memory"); |
| 426 | + else if (result != S_OK) { |
| 427 | + char buffer[33]; |
| 428 | + snprintf(buffer, 33, "%d", (unsigned int)result); |
| 429 | + throw Exception(string("Encoder error: ") + buffer); |
| 430 | + } |
| 431 | +} |
| 432 | + |
| 433 | +void decode(NCompress::NLzma::CDecoder *decoderSpec, |
| 434 | + CMyComPtr<ISequentialInStream> inStream, |
| 435 | + CMyComPtr<ISequentialOutStream> outStream) |
| 436 | +{ |
| 437 | + const UInt32 kPropertiesSize = 5; |
| 438 | + Byte properties[kPropertiesSize]; |
| 439 | + UInt32 processedSize; |
| 440 | + UInt64 fileSize = 0; |
| 441 | + |
| 442 | + if (inStream->Read(properties, kPropertiesSize, &processedSize) != S_OK) |
| 443 | + throw Exception("Read error"); |
| 444 | + if (processedSize != kPropertiesSize) |
| 445 | + throw Exception("Read error"); |
| 446 | + if (decoderSpec->SetDecoderProperties2(properties, kPropertiesSize) != S_OK) |
| 447 | + throw Exception("SetDecoderProperties() error"); |
| 448 | + |
| 449 | + for (int i = 0; i < 8; i++) |
| 450 | + { |
| 451 | + Byte b; |
| 452 | + |
| 453 | + if (inStream->Read(&b, sizeof(b), &processedSize) != S_OK) |
| 454 | + throw Exception("Read error"); |
| 455 | + if (processedSize != 1) |
| 456 | + throw Exception("Read error"); |
| 457 | + |
| 458 | + fileSize |= ((UInt64)b) << (8 * i); |
| 459 | + } |
| 460 | + |
| 461 | + if (decoderSpec->Code(inStream, outStream, 0, &fileSize, 0) != S_OK) |
| 462 | + throw Exception("Decoder error"); |
| 463 | +} |
| 464 | + |
| 465 | +int open_instream(const string infile, |
| 466 | + CMyComPtr<ISequentialInStream> &inStream, |
| 467 | + UInt64 &fileSize) |
| 468 | +{ |
| 469 | + CInFileStream *inStreamSpec = new CInFileStream; |
| 470 | + inStream = inStreamSpec; |
| 471 | + if (!inStreamSpec->Open(infile.c_str())) |
| 472 | + throw Exception("Cannot open input file " + infile); |
| 473 | + |
| 474 | + inStreamSpec->File.GetLength(fileSize); |
| 475 | + |
| 476 | + return inStreamSpec->File.GetHandle(); |
| 477 | +} |
| 478 | + |
| 479 | +int open_outstream(const string outfile, |
| 480 | + CMyComPtr<ISequentialOutStream> &outStream) |
| 481 | +{ |
| 482 | + COutFileStream *outStreamSpec = new COutFileStream; |
| 483 | + outStream = outStreamSpec; |
| 484 | + |
| 485 | + bool open_by_force = (program_mode == PM_TEST) | force; |
| 486 | + |
| 487 | + if (!outStreamSpec->Create(outfile.c_str(), open_by_force)) |
| 488 | + throw Exception("Cannot open output file " + outfile); |
| 489 | + |
| 490 | + return outStreamSpec->File.GetHandle(); |
| 491 | +} |
| 492 | + |
| 493 | +double get_ratio(int inhandle, int outhandle) |
| 494 | +{ |
| 495 | + struct stat in_stats, out_stats; |
| 496 | + fstat(inhandle, &in_stats); |
| 497 | + fstat(outhandle, &out_stats); |
| 498 | + |
| 499 | + return (double)out_stats.st_size / (double)in_stats.st_size; |
| 500 | +} |
| 501 | + |
| 502 | +mode_t get_file_mode(string filename) |
| 503 | +{ |
| 504 | + struct stat in_stat; |
| 505 | + lstat(filename.c_str(), &in_stat); |
| 506 | + |
| 507 | + return in_stat.st_mode; |
| 508 | +} |
| 509 | + |
| 510 | +bool string_ends_with(string str, string ending) |
| 511 | +{ |
| 512 | + return equal(ending.rbegin(), ending.rend(), str.rbegin()); |
| 513 | +} |
| 514 | + |
| 515 | +bool extension_is_known(string filename) |
| 516 | +{ |
| 517 | + bool known_format = false; |
| 518 | + extension_pair extension; int i = 1; |
| 519 | + |
| 520 | + extension = known_extensions[0]; |
| 521 | + while (extension.from != NULL) { |
| 522 | + if (string_ends_with(filename, extension.from)) { |
| 523 | + known_format = true; |
| 524 | + break; |
| 525 | + } |
| 526 | + extension = known_extensions[i]; |
| 527 | + i++; |
| 528 | + } |
| 529 | + |
| 530 | + if (!known_format) { |
| 531 | + if (!string_ends_with(filename, suffix)) { |
| 532 | + return false; |
| 533 | + } |
| 534 | + } |
| 535 | + |
| 536 | + return true; |
| 537 | +} |
| 538 | + |
| 539 | +string replace_extension(string filename) |
| 540 | +{ |
| 541 | + int suffix_starts_at = filename.length() - strlen (suffix); |
| 542 | + string from_suffix = filename.substr(suffix_starts_at, strlen (suffix)); |
| 543 | + string ret = filename.substr(0, suffix_starts_at); |
| 544 | + extension_pair extension; int i = 1; |
| 545 | + |
| 546 | + bool found_replacement = false; |
| 547 | + extension = known_extensions[0]; |
| 548 | + while (extension.from != NULL) { |
| 549 | + if (from_suffix.compare(extension.from) == 0) { |
| 550 | + ret += extension.to; |
| 551 | + found_replacement = true; |
| 552 | + break; |
| 553 | + } |
| 554 | + |
| 555 | + extension = known_extensions[i]; |
| 556 | + i++; |
| 557 | + } |
| 558 | + |
| 559 | + return ret; |
| 560 | +} |
| 561 | + |
| 562 | +string pretty_print_status(string filename, string output_filename, |
| 563 | + string ratio) |
| 564 | +{ |
| 565 | + string ret = ""; |
| 566 | + |
| 567 | + ret += filename; |
| 568 | + ret += ":\t "; |
| 569 | + |
| 570 | + if (program_mode == PM_TEST) { |
| 571 | + ret += "decoded succesfully"; |
| 572 | + |
| 573 | + return ret; |
| 574 | + } |
| 575 | + |
| 576 | + if (!stdinput && !stdoutput) { |
| 577 | + ret += ratio; |
| 578 | + ret += " -- "; |
| 579 | + } |
| 580 | + |
| 581 | + if (program_mode == PM_COMPRESS) { |
| 582 | + if (keep) { |
| 583 | + ret += "encoded succesfully"; |
| 584 | + |
| 585 | + return ret; |
| 586 | + } |
| 587 | + |
| 588 | + ret += "replaced with "; |
| 589 | + ret += output_filename; |
| 590 | + |
| 591 | + return ret; |
| 592 | + } |
| 593 | + |
| 594 | + if (program_mode == PM_DECOMPRESS) { |
| 595 | + if (keep) { |
| 596 | + ret += "decoded succesfully"; |
| 597 | + |
| 598 | + return ret; |
| 599 | + } |
| 600 | + |
| 601 | + ret += "replaced with "; |
| 602 | + ret += output_filename; |
| 603 | + |
| 604 | + return ret; |
| 605 | + } |
| 606 | + |
| 607 | + return ret; |
| 608 | +} |
| 609 | + |
| 610 | +static string archive_name; // I know, it is crude, but I haven't found any other |
| 611 | + // way then making a global variable to transfer filename to handler |
| 612 | + |
| 613 | +void signal_handler (int signum) |
| 614 | +{ |
| 615 | + unlink (archive_name.c_str()); // deleting |
| 616 | + signal (signum, SIG_DFL); // we return the default function to used signal |
| 617 | + kill (getpid(), signum); // and then send this signal to the process again |
| 618 | +} |
| 619 | + |
| 620 | +} // namespace lzma |
| 621 | + |
| 622 | + |
| 623 | +int main(int argc, char **argv) |
| 624 | +{ |
| 625 | + using namespace lzma; |
| 626 | + using std::cerr; |
| 627 | + |
| 628 | + stringVector filenames; |
| 629 | + |
| 630 | + signal (SIGTERM,signal_handler); |
| 631 | + signal (SIGHUP,signal_handler); |
| 632 | + signal (SIGINT,signal_handler); |
| 633 | + |
| 634 | + try { |
| 635 | + parse_options(argc, argv, filenames); |
| 636 | + } |
| 637 | + catch (...) { |
| 638 | + return STATUS_ERROR; |
| 639 | + } |
| 640 | + |
| 641 | + if (program_mode == PM_HELP) { |
| 642 | + print_help(argv[0]); |
| 643 | + return STATUS_OK; |
| 644 | + } |
| 645 | + else if (program_mode == PM_LICENSE) { |
| 646 | + print_license(); |
| 647 | + return STATUS_OK; |
| 648 | + } |
| 649 | + else if (program_mode == PM_VERSION) { |
| 650 | + print_version(); |
| 651 | + return STATUS_OK; |
| 652 | + } |
| 653 | + |
| 654 | + if (filenames.empty()) { |
| 655 | + stdinput = true; |
| 656 | + stdoutput = true; |
| 657 | + |
| 658 | + /* FIXME: get rid of this */ |
| 659 | + filenames.push_back("-"); |
| 660 | + } |
| 661 | + |
| 662 | + /* Protection: always create new files with 0600 in order to prevent |
| 663 | + * outsiders from reading incomplete data. */ |
| 664 | + umask(0077); |
| 665 | + |
| 666 | + bool warning = false; |
| 667 | + |
| 668 | + for (int i = 0; i < filenames.size(); i++) { |
| 669 | + CMyComPtr<ISequentialInStream> inStream; |
| 670 | + CMyComPtr<ISequentialOutStream> outStream; |
| 671 | + UInt64 fileSize = 0; |
| 672 | + int inhandle = 0, outhandle = 0; |
| 673 | + string output_filename; |
| 674 | + |
| 675 | + if (stdinput) { |
| 676 | + inStream = new CStdInFileStream; |
| 677 | + MY_SET_BINARY_MODE(stdin); |
| 678 | + fileSize = (UInt64)(Int64)-1; |
| 679 | + |
| 680 | + inhandle = STDIN_FILENO; |
| 681 | + |
| 682 | + outStream = new CStdOutFileStream; |
| 683 | + MY_SET_BINARY_MODE(stdout); |
| 684 | + |
| 685 | + outhandle = STDOUT_FILENO; |
| 686 | + } |
| 687 | + else { |
| 688 | + mode_t infile_mode = get_file_mode(filenames[i]); |
| 689 | + if (!S_ISREG(infile_mode)) { |
| 690 | + if (S_ISDIR(infile_mode)) { |
| 691 | + warning = true; |
| 692 | + cerr << argv[0] << ": " << filenames[i] << ": " |
| 693 | + << "cowardly refusing to work on directory" |
| 694 | + << endl; |
| 695 | + |
| 696 | + continue; |
| 697 | + } |
| 698 | + else if (S_ISLNK(infile_mode)) { |
| 699 | + if (!stdoutput && !force) { |
| 700 | + warning = true; |
| 701 | + |
| 702 | + cerr << argv[0] << ": " << filenames[i] << ": " |
| 703 | + << "cowardly refusing to work on symbolic link " |
| 704 | + << "(use --force to force encoding or decoding)" |
| 705 | + << endl; |
| 706 | + |
| 707 | + continue; |
| 708 | + } |
| 709 | + } |
| 710 | + else { |
| 711 | + warning = true; |
| 712 | + |
| 713 | + cerr << argv[0] << ": " << filenames[i] << ": " |
| 714 | + << "doesn't exist or is not a regular file" |
| 715 | + << endl; |
| 716 | + |
| 717 | + continue; |
| 718 | + } |
| 719 | + } |
| 720 | + |
| 721 | + // Test if the file already ends with *suffix. |
| 722 | + if (program_mode == PM_COMPRESS && !force |
| 723 | + && string_ends_with(filenames[i], |
| 724 | + suffix)) { |
| 725 | + warning = true; |
| 726 | + |
| 727 | + cerr << filenames[i] << " already has " |
| 728 | + << suffix << " suffix -- unchanged\n"; |
| 729 | + |
| 730 | + continue; |
| 731 | + } |
| 732 | + |
| 733 | + // Test if the file extension is known. |
| 734 | + if (program_mode == PM_DECOMPRESS |
| 735 | + && !extension_is_known(filenames[i])) { |
| 736 | + warning = true; |
| 737 | + |
| 738 | + cerr << filenames[i] << ": " |
| 739 | + << " unknown suffix -- unchanged" |
| 740 | + << endl; |
| 741 | + |
| 742 | + continue; |
| 743 | + } |
| 744 | + |
| 745 | + try { |
| 746 | + inhandle = open_instream(filenames[i], inStream, fileSize); |
| 747 | + } |
| 748 | + catch (Exception e) { |
| 749 | + cerr << argv[0] << ": " << e.what() << endl; |
| 750 | + return STATUS_ERROR; |
| 751 | + } |
| 752 | + |
| 753 | + if (stdoutput) { |
| 754 | + outStream = new CStdOutFileStream; |
| 755 | + MY_SET_BINARY_MODE(stdout); |
| 756 | + |
| 757 | + outhandle = STDOUT_FILENO; |
| 758 | + } |
| 759 | + else { |
| 760 | + /* Testing mode is nothing else but decoding |
| 761 | + * and throwing away the result. */ |
| 762 | + if (program_mode == PM_TEST) |
| 763 | + output_filename = "/dev/null"; |
| 764 | + else if (program_mode == PM_DECOMPRESS) |
| 765 | + output_filename = replace_extension(filenames[i]); |
| 766 | + else |
| 767 | + output_filename = filenames[i] |
| 768 | + + suffix; |
| 769 | + archive_name = output_filename; |
| 770 | + |
| 771 | + try { |
| 772 | + outhandle = open_outstream(output_filename, outStream); |
| 773 | + } |
| 774 | + catch (Exception e) { |
| 775 | + cerr << argv[0] << ": " << e.what() << endl; |
| 776 | + return STATUS_ERROR; |
| 777 | + } |
| 778 | + } |
| 779 | + |
| 780 | + } |
| 781 | + |
| 782 | + // Unless --force is specified, do not read/write compressed |
| 783 | + // data from/to a terminal. |
| 784 | + if (!force) { |
| 785 | + if (program_mode == PM_COMPRESS && isatty(outhandle)) { |
| 786 | + cerr << argv[0] << ": compressed data not " |
| 787 | + "written to a terminal. Use " |
| 788 | + "-f to force compression.\n" |
| 789 | + << argv[0] << ": For help, type: " |
| 790 | + << argv[0] << " -h\n"; |
| 791 | + return STATUS_ERROR; |
| 792 | + } else if (program_mode == PM_DECOMPRESS |
| 793 | + && isatty(inhandle)) { |
| 794 | + cerr << argv[0] << ": compressed data not " |
| 795 | + "read from a terminal. Use " |
| 796 | + "-f to force decompression.\n" |
| 797 | + << argv[0] << ": For help, type: " |
| 798 | + << argv[0] << " -h\n"; |
| 799 | + return STATUS_ERROR; |
| 800 | + } |
| 801 | + } |
| 802 | + |
| 803 | + if (program_mode == PM_COMPRESS) { |
| 804 | + NCompress::NLzma::CEncoder *encoderSpec = |
| 805 | + new NCompress::NLzma::CEncoder; |
| 806 | + |
| 807 | + lzma_option options = option_mapping[compression_mode]; |
| 808 | + |
| 809 | + try { |
| 810 | + encode(encoderSpec, inStream, outStream, options, fileSize); |
| 811 | + } |
| 812 | + catch (Exception e) { |
| 813 | + cerr << argv[0] << ": " << e.what() << endl; |
| 814 | + unlink(output_filename.c_str()); |
| 815 | + delete(encoderSpec); |
| 816 | + |
| 817 | + return STATUS_ERROR; |
| 818 | + } |
| 819 | + |
| 820 | + delete(encoderSpec); |
| 821 | + } |
| 822 | + else { // PM_DECOMPRESS | PM_TEST |
| 823 | + NCompress::NLzma::CDecoder *decoderSpec = |
| 824 | + new NCompress::NLzma::CDecoder; |
| 825 | + |
| 826 | + try { |
| 827 | + decode(decoderSpec, inStream, outStream); |
| 828 | + } |
| 829 | + catch (Exception e) { |
| 830 | + cerr << argv[0] << ": " << e.what() << endl; |
| 831 | + unlink(output_filename.c_str()); |
| 832 | + delete(decoderSpec); |
| 833 | + |
| 834 | + return STATUS_ERROR; |
| 835 | + } |
| 836 | + |
| 837 | + delete(decoderSpec); |
| 838 | + } |
| 839 | + |
| 840 | + /* Set permissions and owners. */ |
| 841 | + if ( (program_mode == PM_COMPRESS || program_mode == PM_DECOMPRESS ) |
| 842 | + && (!stdinput && !stdoutput) ) { |
| 843 | + |
| 844 | + int ret = 0; |
| 845 | + struct stat file_stats; |
| 846 | + ret = fstat(inhandle, &file_stats); |
| 847 | + |
| 848 | + ret = fchmod(outhandle, file_stats.st_mode); |
| 849 | + ret = fchown(outhandle, file_stats.st_uid, file_stats.st_gid); |
| 850 | + // We need to call fchmod() again, since otherwise the SUID bits |
| 851 | + // are lost. |
| 852 | + ret = fchmod(outhandle, file_stats.st_mode); |
| 853 | + |
| 854 | + struct timeval file_times[2]; |
| 855 | + // Access time |
| 856 | + file_times[0].tv_sec = file_stats.st_atime; |
| 857 | + file_times[0].tv_usec = 0; |
| 858 | + // Modification time |
| 859 | + file_times[1].tv_sec = file_stats.st_mtime; |
| 860 | + file_times[1].tv_usec = 0; |
| 861 | + |
| 862 | + ret = futimes(outhandle, file_times); |
| 863 | + |
| 864 | + if (!keep) |
| 865 | + unlink(filenames[i].c_str()); |
| 866 | + } |
| 867 | + |
| 868 | + if (verbosity > 0) { |
| 869 | + if (stdoutput) { |
| 870 | + cerr << filenames[i] << ":\t "; |
| 871 | + cerr << "decoded succesfully" |
| 872 | + << endl; |
| 873 | + } |
| 874 | + |
| 875 | + else { |
| 876 | + char buf[10] = { 0 }; |
| 877 | + |
| 878 | + if (program_mode == PM_DECOMPRESS) |
| 879 | + snprintf(buf, 10, "%.2f%%", |
| 880 | + (1 - get_ratio(outhandle, inhandle)) * 100); |
| 881 | + if (program_mode == PM_COMPRESS) |
| 882 | + snprintf(buf, 10, "%.2f%%", |
| 883 | + (1 - get_ratio(inhandle, outhandle)) * 100); |
| 884 | + |
| 885 | + string ratio = buf; |
| 886 | + cerr << pretty_print_status(filenames[i], output_filename, |
| 887 | + ratio) |
| 888 | + << endl; |
| 889 | + } |
| 890 | + } |
| 891 | + } |
| 892 | + |
| 893 | + if (warning) |
| 894 | + return STATUS_WARNING; |
| 895 | + |
| 896 | + return STATUS_OK; |
| 897 | +} |
| 898 | + |
| 899 | --- /dev/null |
| 900 | +++ b/CPP/7zip/Compress/LZMA_Alone/Exception.h |
| 901 | @@ -0,0 +1,45 @@ |
| 902 | +/* A couple of exceptions for lzmp. |
| 903 | + * |
| 904 | + * Copyright (C) 2005 Ville Koskinen |
| 905 | + * |
| 906 | + * This program is free software; you can redistribute it and/or |
| 907 | + * modify it under the terms of the GNU General Public License |
| 908 | + * as published by the Free Software Foundation; either version 2 |
| 909 | + * of the License, or (at your option) any later version. |
| 910 | + * |
| 911 | + * This program is distributed in the hope that it will be useful, |
| 912 | + * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 913 | + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 914 | + * GNU General Public License for more details. |
| 915 | + */ |
| 916 | + |
| 917 | +#ifndef _EXCEPTION_H_ |
| 918 | +#define _EXCEPTION_H_ |
| 919 | + |
| 920 | +#include <string> |
| 921 | +using std::string; |
| 922 | + |
| 923 | +class Exception |
| 924 | +{ |
| 925 | +private: |
| 926 | + string message; |
| 927 | +public: |
| 928 | + Exception(char *what): message(what) { } |
| 929 | + Exception(string what): message(what) { } |
| 930 | + |
| 931 | + ~Exception() { } |
| 932 | + |
| 933 | + string what(void) { return message; } |
| 934 | +}; |
| 935 | + |
| 936 | +class ArgumentException: public Exception |
| 937 | +{ |
| 938 | +public: |
| 939 | + ArgumentException(char *what): Exception(what) { } |
| 940 | + ArgumentException(string what): Exception(what) { } |
| 941 | + |
| 942 | + ~ArgumentException() { } |
| 943 | +}; |
| 944 | + |
| 945 | +#endif |
| 946 | + |
| 947 | --- a/CPP/7zip/Compress/LZMA_Alone/makefile.gcc |
| 948 | +++ b/CPP/7zip/Compress/LZMA_Alone/makefile.gcc |
| 949 | @@ -1,9 +1,10 @@ |
| 950 | -PROG = lzma |
| 951 | +PROG = lzma_alone |
| 952 | +PROG2 = lzma |
| 953 | CXX = g++ -O2 -Wall |
| 954 | CXX_C = gcc -O2 -Wall |
| 955 | LIB = -lm |
| 956 | RM = rm -f |
| 957 | -CFLAGS = -c -D_FILE_OFFSET_BITS=64 |
| 958 | +CFLAGS = -c -I ../../../ -D_FILE_OFFSET_BITS=64 -DPACKAGE_VERSION="\"4.32.0beta3\"" |
| 959 | |
| 960 | ifdef SystemDrive |
| 961 | IS_MINGW = 1 |
| 962 | @@ -45,12 +46,35 @@ OBJS = \ |
| 963 | Lzma86Dec.o \ |
| 964 | Lzma86Enc.o \ |
| 965 | |
| 966 | +OBJS2 = \ |
| 967 | + C_FileIO.o \ |
| 968 | + CRC.o \ |
| 969 | + Alloc.o \ |
| 970 | + FileStreams.o \ |
| 971 | + StreamUtils.o \ |
| 972 | + InBuffer.o \ |
| 973 | + OutBuffer.o \ |
| 974 | + LzmaDecoder.o \ |
| 975 | + StringConvert.o \ |
| 976 | + StringToInt.o \ |
| 977 | + LzmaEncoder.o \ |
| 978 | + LzmaDec.o \ |
| 979 | + LzmaEnc.o \ |
| 980 | + LzFind.o \ |
| 981 | + 7zCrc.o \ |
| 982 | + lzmp.o |
| 983 | |
| 984 | -all: $(PROG) |
| 985 | +all: $(PROG) $(PROG2) |
| 986 | |
| 987 | $(PROG): $(OBJS) |
| 988 | $(CXX) -o $(PROG) $(LDFLAGS) $(OBJS) $(LIB) $(LIB2) |
| 989 | |
| 990 | +$(PROG2): $(OBJS2) |
| 991 | + $(CXX) -o $(PROG2) $(LDFLAGS) $(OBJS2) $(LIB) |
| 992 | + |
| 993 | +lzmp.o: lzmp.cpp |
| 994 | + $(CXX) $(CFLAGS) lzmp.cpp |
| 995 | + |
| 996 | LzmaAlone.o: LzmaAlone.cpp |
| 997 | $(CXX) $(CFLAGS) LzmaAlone.cpp |
| 998 | |
| 999 | @@ -131,5 +155,5 @@ Lzma86Enc.o: ../../../../C/LzmaUtil/Lzma |
| 1000 | $(CXX_C) $(CFLAGS) ../../../../C/LzmaUtil/Lzma86Enc.c |
| 1001 | |
| 1002 | clean: |
| 1003 | - -$(RM) $(PROG) $(OBJS) |
| 1004 | + -$(RM) $(PROG) $(PROG2) $(OBJS) |
| 1005 | |
| 1006 | --- /dev/null |
| 1007 | +++ b/CPP/7zip/Compress/LZMA_Alone/lzma_version.h |
| 1008 | @@ -0,0 +1,31 @@ |
| 1009 | +#ifndef LZMA_VERSION_H |
| 1010 | +#define LZMA_VERSION_H |
| 1011 | + |
| 1012 | +/* |
| 1013 | + Version and copyright information used by LZMA utils. |
| 1014 | +*/ |
| 1015 | + |
| 1016 | +static const char *LZMA_SDK_VERSION_STRING = "4.43"; |
| 1017 | + |
| 1018 | +static const char *LZMA_SDK_COPYRIGHT_STRING = |
| 1019 | + "Copyright (C) 1999-2006 Igor Pavlov"; |
| 1020 | + |
| 1021 | +static const char *LZMA_SDK_COPYRIGHT_INFO = |
| 1022 | + " See http://7-zip.org/sdk.html or the documentation of LZMA SDK for\n" |
| 1023 | + " the license. For reference, the version 4.43 is free software\n" |
| 1024 | + " licensed under the GNU LGPL."; |
| 1025 | + |
| 1026 | + |
| 1027 | +static const char *LZMA_UTILS_VERSION_STRING = PACKAGE_VERSION; |
| 1028 | + |
| 1029 | +static const char *LZMA_UTILS_COPYRIGHT_STRING = |
| 1030 | + "Copyright (C) 2006 Lasse Collin"; |
| 1031 | + |
| 1032 | +static const char *LZMA_UTILS_COPYRIGHT_INFO = |
| 1033 | + "This program comes with ABSOLUTELY NO WARRANTY.\n" |
| 1034 | + "You may redistribute copies of this program\n" |
| 1035 | + "under the terms of the GNU General Public License.\n" |
| 1036 | + "For more information about these matters, see the file " |
| 1037 | + "named COPYING.\n"; |
| 1038 | + |
| 1039 | +#endif /* ifndef LZMA_VERSION_H */ |
| 1040 | --- a/CPP/Common/C_FileIO.h |
| 1041 | +++ b/CPP/Common/C_FileIO.h |
| 1042 | @@ -24,6 +24,7 @@ public: |
| 1043 | bool Close(); |
| 1044 | bool GetLength(UInt64 &length) const; |
| 1045 | off_t Seek(off_t distanceToMove, int moveMethod) const; |
| 1046 | + int GetHandle() const { return _handle; } |
| 1047 | }; |
| 1048 | |
| 1049 | class CInFile: public CFileBase |