| 1 | // ========== Copyright Header Begin ========================================== |
| 2 | // |
| 3 | // OpenSPARC T2 Processor File: rstzip2.C |
| 4 | // Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. |
| 5 | // DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. |
| 6 | // |
| 7 | // The above named program is free software; you can redistribute it and/or |
| 8 | // modify it under the terms of the GNU General Public |
| 9 | // License version 2 as published by the Free Software Foundation. |
| 10 | // |
| 11 | // The above named program is distributed in the hope that it will be |
| 12 | // useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | // General Public License for more details. |
| 15 | // |
| 16 | // You should have received a copy of the GNU General Public |
| 17 | // License along with this work; if not, write to the Free Software |
| 18 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
| 19 | // |
| 20 | // ========== Copyright Header End ============================================ |
| 21 | #include <stdio.h> |
| 22 | #include <stdlib.h> |
| 23 | #include <string.h> |
| 24 | |
| 25 | #include "rstzip2if.H" |
| 26 | |
| 27 | enum { |
| 28 | BUFFERSIZE = 40000 |
| 29 | }; |
| 30 | |
| 31 | static char zipname[] = "rstzip2"; |
| 32 | static char unzipname[] = "rstunzip2"; |
| 33 | static char* exename = zipname; |
| 34 | |
| 35 | void fprintUsage(FILE* fp, int major, int minor) { |
| 36 | fprintf(fp, |
| 37 | "Usage: %s [flags] [infile]\n" |
| 38 | "\n" |
| 39 | "(version %d.%02d, compiled %s) Compress / Decompress RST trace files.\n" |
| 40 | "\n" |
| 41 | "Flags:\n" |
| 42 | " -d decompress\n" |
| 43 | " -h give this help\n" |
| 44 | " -n # decompress # records and exit (0=all, default=0)\n" |
| 45 | " -up compress as uniprocessor trace (for old RST format)\n" |
| 46 | " -mp compress as multiprocessor trace (for new RST format)\n" |
| 47 | " -s print compression statistics\n" |
| 48 | " -nogz do not apply gzip to the rstzip2 (de)compression\n" |
| 49 | " -o outfile write output to outfile (Default: stdout)\n" |
| 50 | " infile file to (de)compress (Default: stdin)\n" |
| 51 | "\n" |
| 52 | "NOTES: The 'old' RST format refers to RST versions 1.09 and below.\n" |
| 53 | " Rstzip2 is incompatible with rstzip compressed files.\n" |
| 54 | "\n" |
| 55 | "Example 1: rstzip2 -o file.rz2.gz file.rst\n" |
| 56 | "Example 2: rstunzip2 file.rz2.gz | trconv | less\n" |
| 57 | "Example 3: rstzip2 file.rst | rstunzip2 | trconv | less\n" |
| 58 | "\n" |
| 59 | "Uses libz.a (version 1.1.3) written by Jean-loup Gailly and Mark Adler.\n" |
| 60 | "\n", |
| 61 | exename, major, minor, __DATE__); |
| 62 | } |
| 63 | |
| 64 | #ifdef __cplusplus |
| 65 | |
| 66 | int main(int argc, char* argv[]) { |
| 67 | Rstzip2if* rstzip = new Rstzip2if; |
| 68 | char* infile = NULL; |
| 69 | char* outfile = NULL; |
| 70 | FILE* infp = stdin; |
| 71 | FILE* outfp = stdout; |
| 72 | rstf_unionT* rstbuf = NULL; |
| 73 | long nrecs = 0; |
| 74 | int numcpus = -1; |
| 75 | int gzip = 1; |
| 76 | int stats = 0; |
| 77 | int decompress = 0; |
| 78 | uint64_t totalrecs = 0; |
| 79 | uint64_t decompress_nrecs = 0; |
| 80 | int i; |
| 81 | |
| 82 | // Parse arguments. |
| 83 | char* pname = strrchr(argv[0], '/'); |
| 84 | if (pname == NULL) { |
| 85 | if (strcmp(argv[0], unzipname) == 0) { |
| 86 | exename = unzipname; |
| 87 | } |
| 88 | } else { |
| 89 | if (strcmp(pname + 1, unzipname) == 0) { |
| 90 | exename = unzipname; |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | for (i = 1; i < argc; i++) { |
| 95 | if (strcmp(argv[i], "-d") == 0) { |
| 96 | decompress = 1; |
| 97 | } else if (strcmp(argv[i], "-n") == 0) { |
| 98 | i++; |
| 99 | decompress_nrecs = strtoull(argv[i], NULL, 10); |
| 100 | } else if (strcmp(argv[i], "-up") == 0) { |
| 101 | numcpus = 1; |
| 102 | } else if (strcmp(argv[i], "-mp") == 0) { |
| 103 | numcpus = 0; |
| 104 | } else if (strcmp(argv[i], "-s") == 0) { |
| 105 | stats = 1; |
| 106 | } else if (strcmp(argv[i], "-nogz") == 0) { |
| 107 | gzip = 0; |
| 108 | } else if (strcmp(argv[i], "-h") == 0 || |
| 109 | strcmp(argv[i], "-help") == 0) { |
| 110 | fprintUsage(stdout, rstzip->getMajorVersion(), rstzip->getMinorVersion()); |
| 111 | exit(0); |
| 112 | } else if (strcmp(argv[i], "-o") == 0) { |
| 113 | i++; |
| 114 | outfile = argv[i]; |
| 115 | } else if (i == argc - 1) { |
| 116 | infile = argv[i]; |
| 117 | } else { |
| 118 | fprintUsage(stderr, rstzip->getMajorVersion(), rstzip->getMinorVersion()); |
| 119 | fprintf(stderr, "Error: unknown input parameter %s\n", argv[i]); |
| 120 | exit(1); |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | if (exename == unzipname) { |
| 125 | decompress = 1; |
| 126 | } |
| 127 | |
| 128 | if (decompress == 1) { |
| 129 | if (outfile != NULL) { |
| 130 | outfp = fopen(outfile, "w"); |
| 131 | if (outfp == NULL) { |
| 132 | fprintf(stderr, "\nError: unable to open %s for writing.\n\n", outfile); |
| 133 | exit(1); |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | if (infile == NULL) { |
| 138 | infile = (char*) malloc(2); |
| 139 | strcpy(infile, "-"); |
| 140 | } |
| 141 | } else { |
| 142 | if (infile != NULL) { |
| 143 | infp = fopen(infile, "r"); |
| 144 | if (infp == NULL) { |
| 145 | fprintf(stderr, "\nError: unable to open %s for reading.\n\n", infile); |
| 146 | fprintUsage(stderr, rstzip->getMajorVersion(), rstzip->getMinorVersion()); |
| 147 | exit(1); |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | if (outfile == NULL) { |
| 152 | outfile = (char*) malloc(2); |
| 153 | strcpy(outfile, "-"); |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | rstbuf = (rstf_unionT*) malloc(BUFFERSIZE * sizeof(rstf_unionT)); |
| 158 | |
| 159 | if (decompress == 0) { |
| 160 | // Compression |
| 161 | nrecs = fread(rstbuf, sizeof(rstf_unionT), BUFFERSIZE, infp); |
| 162 | |
| 163 | if (numcpus == -1) { |
| 164 | if (rstbuf[0].proto.rtype == RSTHEADER_T) { |
| 165 | if ((rstbuf[0].header.majorVer * 100) + rstbuf[0].header.minorVer < 110) { |
| 166 | numcpus = 1; |
| 167 | } |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | rstzip->openRstzip(outfile, BUFFERSIZE, gzip, stats, numcpus); |
| 172 | |
| 173 | while (nrecs > 0) { |
| 174 | rstzip->compress(rstbuf, nrecs); |
| 175 | nrecs = fread(rstbuf, sizeof(rstf_unionT), BUFFERSIZE, infp); |
| 176 | } |
| 177 | |
| 178 | rstzip->closeRstzip(); |
| 179 | } else { |
| 180 | // Decompression |
| 181 | rstzip->openRstunzip(infile, BUFFERSIZE, gzip, stats); |
| 182 | |
| 183 | nrecs = rstzip->decompress(rstbuf, BUFFERSIZE); |
| 184 | while (nrecs > 0) { |
| 185 | if (decompress_nrecs > 0 && totalrecs + nrecs > decompress_nrecs) { |
| 186 | totalrecs += fwrite(rstbuf, sizeof(rstf_unionT), decompress_nrecs - totalrecs, outfp); |
| 187 | break; |
| 188 | } else { |
| 189 | totalrecs += fwrite(rstbuf, sizeof(rstf_unionT), nrecs, outfp); |
| 190 | } |
| 191 | nrecs = rstzip->decompress(rstbuf, BUFFERSIZE); |
| 192 | } |
| 193 | |
| 194 | rstzip->closeRstunzip(); |
| 195 | } |
| 196 | |
| 197 | delete rstzip; |
| 198 | free(rstbuf); |
| 199 | |
| 200 | fclose(infp); |
| 201 | fclose(outfp); |
| 202 | |
| 203 | return 0; |
| 204 | } |
| 205 | |
| 206 | #else // __cplusplus |
| 207 | |
| 208 | int main(int argc, char* argv[]) { |
| 209 | Rstzip2if* rstzip = NULL; |
| 210 | char* infile = NULL; |
| 211 | char* outfile = NULL; |
| 212 | FILE* infp = stdin; |
| 213 | FILE* outfp = stdout; |
| 214 | rstf_unionT* rstbuf = NULL; |
| 215 | int nrecs = 0; |
| 216 | int numcpus = -1; |
| 217 | int gzip = 1; |
| 218 | int stats = 0; |
| 219 | int decompress = 0; |
| 220 | uint64_t totalrecs = 0; |
| 221 | uint64_t decompress_nrecs = 0; |
| 222 | int i; |
| 223 | |
| 224 | // Parse arguments. |
| 225 | char* pname = strrchr(argv[0], '/'); |
| 226 | if (pname == NULL) { |
| 227 | if (strcmp(argv[0], unzipname) == 0) { |
| 228 | exename = unzipname; |
| 229 | } |
| 230 | } else { |
| 231 | if (strcmp(pname + 1, unzipname) == 0) { |
| 232 | exename = unzipname; |
| 233 | } |
| 234 | } |
| 235 | |
| 236 | for (i = 1; i < argc; i++) { |
| 237 | if (strcmp(argv[i], "-d") == 0) { |
| 238 | decompress = 1; |
| 239 | } else if (strcmp(argv[i], "-n") == 0) { |
| 240 | i++; |
| 241 | decompress_nrecs = strtoull(argv[i], NULL, 10); |
| 242 | } else if (strcmp(argv[i], "-up") == 0) { |
| 243 | numcpus = 1; |
| 244 | } else if (strcmp(argv[i], "-mp") == 0) { |
| 245 | numcpus = 0; |
| 246 | } else if (strcmp(argv[i], "-s") == 0) { |
| 247 | stats = 1; |
| 248 | } else if (strcmp(argv[i], "-nogz") == 0) { |
| 249 | gzip = 0; |
| 250 | } else if (strcmp(argv[i], "-h") == 0) { |
| 251 | fprintUsage(stdout, rz2_getMajorVersion(rstzip), rz2_getMinorVersion(rstzip)); |
| 252 | exit(0); |
| 253 | } else if (strcmp(argv[i], "-o") == 0) { |
| 254 | i++; |
| 255 | outfile = argv[i]; |
| 256 | } else if (i == argc - 1) { |
| 257 | infile = argv[i]; |
| 258 | } else { |
| 259 | fprintUsage(stderr, rz2_getMajorVersion(rstzip), rz2_getMinorVersion(rstzip)); |
| 260 | fprintf(stderr, "Error: unknown input parameter %s\n", argv[i]); |
| 261 | exit(1); |
| 262 | } |
| 263 | } |
| 264 | |
| 265 | if (exename == unzipname) { |
| 266 | decompress = 1; |
| 267 | } |
| 268 | |
| 269 | if (decompress == 1) { |
| 270 | if (outfile != NULL) { |
| 271 | outfp = fopen(outfile, "w"); |
| 272 | if (outfp == NULL) { |
| 273 | fprintf(stderr, "Error: unable to open %s for writing.\n", outfile); |
| 274 | exit(1); |
| 275 | } |
| 276 | } |
| 277 | |
| 278 | if (infile == NULL) { |
| 279 | infile = (char*) malloc(2); |
| 280 | strcpy(infile, "-"); |
| 281 | } |
| 282 | } else { |
| 283 | if (infile != NULL) { |
| 284 | infp = fopen(infile, "r"); |
| 285 | if (infp == NULL) { |
| 286 | fprintf(stderr, "Error: unable to open %s for reading.\n", infile); |
| 287 | exit(1); |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | if (outfile == NULL) { |
| 292 | outfile = (char*) malloc(2); |
| 293 | strcpy(outfile, "-"); |
| 294 | } |
| 295 | } |
| 296 | |
| 297 | rstbuf = (rstf_unionT*) malloc(BUFFERSIZE * sizeof(rstf_unionT)); |
| 298 | |
| 299 | if (decompress == 0) { |
| 300 | // Compression |
| 301 | nrecs = fread(rstbuf, sizeof(rstf_unionT), BUFFERSIZE, infp); |
| 302 | |
| 303 | if (numcpus == -1) { |
| 304 | if (rstbuf[0].proto.rtype == RSTHEADER_T) { |
| 305 | if ((rstbuf[0].header.majorVer * 100) + rstbuf[0].header.minorVer < 110) { |
| 306 | numcpus = 1; |
| 307 | } |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | rstzip = rz2_openRstzip(outfile, BUFFERSIZE, gzip, stats, numcpus); |
| 312 | while (nrecs > 0) { |
| 313 | rz2_compress(rstzip, rstbuf, nrecs); |
| 314 | nrecs = fread(rstbuf, sizeof(rstf_unionT), BUFFERSIZE, infp); |
| 315 | } |
| 316 | |
| 317 | rz2_closeRstzip(rstzip); |
| 318 | } else { |
| 319 | // Decompression |
| 320 | rstzip = rz2_openRstunzip(infile, BUFFERSIZE, gzip, stats); |
| 321 | |
| 322 | nrecs = rz2_decompress(rstzip, rstbuf, BUFFERSIZE); |
| 323 | while (nrecs > 0) { |
| 324 | if (decompress_nrecs > 0 && totalrecs + nrecs > decompress_nrecs) { |
| 325 | totalrecs += fwrite(rstbuf, sizeof(rstf_unionT), decompress_nrecs - totalrecs, outfp); |
| 326 | break; |
| 327 | } else { |
| 328 | totalrecs += fwrite(rstbuf, sizeof(rstf_unionT), nrecs, outfp); |
| 329 | } |
| 330 | nrecs = rz2_decompress(rstzip, rstbuf, BUFFERSIZE); |
| 331 | } |
| 332 | |
| 333 | rz2_closeRstunzip(rstzip); |
| 334 | } |
| 335 | |
| 336 | free(rstbuf); |
| 337 | |
| 338 | fclose(infp); |
| 339 | fclose(outfp); |
| 340 | |
| 341 | return 0; |
| 342 | } |
| 343 | |
| 344 | #endif |