wok-current annotate syslinux/stuff/extra/md5sum.c @ rev 20062

Up zstd (1.3.1), syslinux/c32box fix loadcustominitrd()
author Pascal Bellard <pascal.bellard@slitaz.org>
date Fri Sep 22 15:56:58 2017 +0200 (2017-09-22)
parents 3432c28d8372
children 1fdfb6902d41
rev   line source
pascal@12210 1 /*
pascal@12215 2 * Based on busybox code.
pascal@12210 3 *
pascal@12215 4 * Compute MD5 checksum of strings according to the
pascal@12215 5 * definition of MD5 in RFC 1321 from April 1992.
pascal@12210 6 *
pascal@12215 7 * Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
pascal@12215 8 *
pascal@12215 9 * Copyright (C) 1995-1999 Free Software Foundation, Inc.
pascal@12215 10 * Copyright (C) 2001 Manuel Novoa III
pascal@12215 11 * Copyright (C) 2003 Glenn L. McGrath
pascal@12215 12 * Copyright (C) 2003 Erik Andersen
pascal@12210 13 * Copyright (C) 2010 Denys Vlasenko
pascal@12215 14 * Copyright (C) 2012 Pascal Bellard
pascal@12210 15 *
pascal@12215 16 * Licensed under GPLv2 or later
pascal@12210 17 */
pascal@12210 18
pascal@12210 19 #include <stdio.h>
pascal@12210 20 #include <stdlib.h>
pascal@12210 21 #include <string.h>
pascal@12210 22 #include <unistd.h>
pascal@12210 23 #include <fcntl.h>
pascal@12210 24 #include <console.h>
pascal@12210 25 #include <com32.h>
pascal@18674 26 #include <syslinux/config.h>
pascal@18674 27 #include <syslinux/disk.h>
pascal@12210 28
pascal@12210 29 #define ALIGN1
pascal@12215 30
pascal@12215 31 static uint8_t wbuffer[64]; /* always correctly aligned for uint64_t */
pascal@12215 32 static uint64_t total64; /* must be directly before hash[] */
pascal@12215 33 static uint32_t hash[8]; /* 4 elements for md5, 5 for sha1, 8 for sha256 */
pascal@12210 34
pascal@12210 35 /* Emit a string of hex representation of bytes */
pascal@12215 36 static char* bin2hex(char *p)
pascal@12210 37 {
pascal@12215 38 static const char bb_hexdigits_upcase[] ALIGN1 = "0123456789abcdef";
pascal@12215 39 int count = 16;
pascal@12215 40 const char *cp = (const char *) hash;
pascal@12210 41 while (count) {
pascal@12210 42 unsigned char c = *cp++;
pascal@12210 43 /* put lowercase hex digits */
pascal@12215 44 *p++ = bb_hexdigits_upcase[c >> 4];
pascal@12215 45 *p++ = bb_hexdigits_upcase[c & 0xf];
pascal@12210 46 count--;
pascal@12210 47 }
pascal@12210 48 return p;
pascal@12210 49 }
pascal@12210 50
pascal@12210 51 //#define rotl32(x,n) (((x) << (n)) | ((x) >> (32 - (n))))
pascal@12210 52 static uint32_t rotl32(uint32_t x, unsigned n)
pascal@12210 53 {
pascal@12210 54 return (x << n) | (x >> (32 - n));
pascal@12210 55 }
pascal@12210 56
pascal@12215 57 static void md5_process_block64(void);
pascal@12210 58
pascal@12210 59 /* Feed data through a temporary buffer.
pascal@12210 60 * The internal buffer remembers previous data until it has 64
pascal@12210 61 * bytes worth to pass on.
pascal@12210 62 */
pascal@12215 63 static void common64_hash(const void *buffer, size_t len)
pascal@12210 64 {
pascal@12215 65 unsigned bufpos = total64 & 63;
pascal@12210 66
pascal@12215 67 total64 += len;
pascal@12210 68
pascal@12210 69 while (1) {
pascal@12210 70 unsigned remaining = 64 - bufpos;
pascal@12210 71 if (remaining > len)
pascal@12210 72 remaining = len;
pascal@12210 73 /* Copy data into aligned buffer */
pascal@12215 74 memcpy(wbuffer + bufpos, buffer, remaining);
pascal@12210 75 len -= remaining;
pascal@12210 76 buffer = (const char *)buffer + remaining;
pascal@12210 77 bufpos += remaining;
pascal@12210 78 /* clever way to do "if (bufpos != 64) break; ... ; bufpos = 0;" */
pascal@12210 79 bufpos -= 64;
pascal@12210 80 if (bufpos != 0)
pascal@12210 81 break;
pascal@12210 82 /* Buffer is filled up, process it */
pascal@12215 83 md5_process_block64();
pascal@12210 84 /*bufpos = 0; - already is */
pascal@12210 85 }
pascal@12210 86 }
pascal@12210 87
pascal@12210 88 /* Process the remaining bytes in the buffer */
pascal@12215 89 static void common64_end(void)
pascal@12210 90 {
pascal@12215 91 unsigned bufpos = total64 & 63;
pascal@12210 92 /* Pad the buffer to the next 64-byte boundary with 0x80,0,0,0... */
pascal@12215 93 wbuffer[bufpos++] = 0x80;
pascal@12210 94
pascal@12210 95 /* This loop iterates either once or twice, no more, no less */
pascal@12210 96 while (1) {
pascal@12210 97 unsigned remaining = 64 - bufpos;
pascal@12215 98 memset(wbuffer + bufpos, 0, remaining);
pascal@12210 99 /* Do we have enough space for the length count? */
pascal@12210 100 if (remaining >= 8) {
pascal@12210 101 /* Store the 64-bit counter of bits in the buffer */
pascal@12215 102 uint64_t t = total64 << 3;
pascal@12210 103 /* wbuffer is suitably aligned for this */
pascal@12215 104 *(uint64_t *) (&wbuffer[64 - 8]) = t;
pascal@12210 105 }
pascal@12215 106 md5_process_block64();
pascal@12210 107 if (remaining >= 8)
pascal@12210 108 break;
pascal@12210 109 bufpos = 0;
pascal@12210 110 }
pascal@12210 111 }
pascal@12210 112
pascal@12210 113 /* These are the four functions used in the four steps of the MD5 algorithm
pascal@12210 114 * and defined in the RFC 1321. The first function is a little bit optimized
pascal@12210 115 * (as found in Colin Plumbs public domain implementation).
pascal@12210 116 * #define FF(b, c, d) ((b & c) | (~b & d))
pascal@12210 117 */
pascal@12210 118 #undef FF
pascal@12210 119 #undef FG
pascal@12210 120 #undef FH
pascal@12210 121 #undef FI
pascal@12210 122 #define FF(b, c, d) (d ^ (b & (c ^ d)))
pascal@12210 123 #define FG(b, c, d) FF(d, b, c)
pascal@12210 124 #define FH(b, c, d) (b ^ c ^ d)
pascal@12210 125 #define FI(b, c, d) (c ^ (b | ~d))
pascal@12210 126
pascal@12210 127 /* Hash a single block, 64 bytes long and 4-byte aligned */
pascal@12215 128 static void md5_process_block64(void)
pascal@12210 129 {
pascal@12210 130 /* Before we start, one word to the strange constants.
pascal@12210 131 They are defined in RFC 1321 as
pascal@12210 132 T[i] = (int)(4294967296.0 * fabs(sin(i))), i=1..64
pascal@12210 133 */
pascal@12210 134 static const uint32_t C_array[] = {
pascal@12210 135 /* round 1 */
pascal@12210 136 0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
pascal@12210 137 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
pascal@12210 138 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
pascal@12210 139 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
pascal@12210 140 /* round 2 */
pascal@12210 141 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
pascal@12210 142 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
pascal@12210 143 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
pascal@12210 144 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
pascal@12210 145 /* round 3 */
pascal@12210 146 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
pascal@12210 147 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
pascal@12210 148 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x4881d05,
pascal@12210 149 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
pascal@12210 150 /* round 4 */
pascal@12210 151 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
pascal@12210 152 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
pascal@12210 153 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
pascal@12210 154 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391
pascal@12210 155 };
pascal@12210 156 static const char P_array[] ALIGN1 = {
pascal@12210 157 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, /* 1 */
pascal@12210 158 1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, /* 2 */
pascal@12210 159 5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, /* 3 */
pascal@12210 160 0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9 /* 4 */
pascal@12210 161 };
pascal@12215 162 uint32_t *words = (void*) wbuffer;
pascal@12215 163 uint32_t A = hash[0];
pascal@12215 164 uint32_t B = hash[1];
pascal@12215 165 uint32_t C = hash[2];
pascal@12215 166 uint32_t D = hash[3];
pascal@12210 167
pascal@12210 168 static const char S_array[] ALIGN1 = {
pascal@12210 169 7, 12, 17, 22,
pascal@12210 170 5, 9, 14, 20,
pascal@12210 171 4, 11, 16, 23,
pascal@12210 172 6, 10, 15, 21
pascal@12210 173 };
pascal@12210 174 const uint32_t *pc;
pascal@12210 175 const char *pp;
pascal@12210 176 const char *ps;
pascal@12210 177 int i;
pascal@12210 178 uint32_t temp;
pascal@12210 179
pascal@12210 180
pascal@12210 181 pc = C_array;
pascal@12210 182 pp = P_array;
pascal@12210 183 ps = S_array - 4;
pascal@12210 184
pascal@12210 185 for (i = 0; i < 64; i++) {
pascal@12210 186 if ((i & 0x0f) == 0)
pascal@12210 187 ps += 4;
pascal@12210 188 temp = A;
pascal@12210 189 switch (i >> 4) {
pascal@12210 190 case 0:
pascal@12210 191 temp += FF(B, C, D);
pascal@12210 192 break;
pascal@12210 193 case 1:
pascal@12210 194 temp += FG(B, C, D);
pascal@12210 195 break;
pascal@12210 196 case 2:
pascal@12210 197 temp += FH(B, C, D);
pascal@12210 198 break;
pascal@12210 199 case 3:
pascal@12210 200 temp += FI(B, C, D);
pascal@12210 201 }
pascal@12210 202 temp += words[(int) (*pp++)] + *pc++;
pascal@12210 203 temp = rotl32(temp, ps[i & 3]);
pascal@12210 204 temp += B;
pascal@12210 205 A = D;
pascal@12210 206 D = C;
pascal@12210 207 C = B;
pascal@12210 208 B = temp;
pascal@12210 209 }
pascal@12210 210 /* Add checksum to the starting values */
pascal@12215 211 hash[0] += A;
pascal@12215 212 hash[1] += B;
pascal@12215 213 hash[2] += C;
pascal@12215 214 hash[3] += D;
pascal@12210 215
pascal@12210 216 }
pascal@12210 217 #undef FF
pascal@12210 218 #undef FG
pascal@12210 219 #undef FH
pascal@12210 220 #undef FI
pascal@12210 221
pascal@12210 222 /* Initialize structure containing state of computation.
pascal@12210 223 * (RFC 1321, 3.3: Step 3)
pascal@12210 224 */
pascal@12215 225 static void md5_begin(void)
pascal@12210 226 {
pascal@12215 227 hash[0] = 0x67452301;
pascal@12215 228 hash[1] = 0xefcdab89;
pascal@12215 229 hash[2] = 0x98badcfe;
pascal@12215 230 hash[3] = 0x10325476;
pascal@12215 231 total64 = 0;
pascal@12210 232 }
pascal@12210 233
pascal@12210 234 /* Used also for sha1 and sha256 */
pascal@12215 235 #define md5_hash common64_hash
pascal@12210 236
pascal@12210 237 /* Process the remaining bytes in the buffer and put result from CTX
pascal@12210 238 * in first 16 bytes following RESBUF. The result is always in little
pascal@12210 239 * endian byte order, so that a byte-wise output yields to the wanted
pascal@12210 240 * ASCII representation of the message digest.
pascal@12210 241 */
pascal@12215 242 #define md5_end common64_end
pascal@12210 243
pascal@12210 244 /*
pascal@12210 245 * Copyright (C) 2003 Glenn L. McGrath
pascal@12210 246 * Copyright (C) 2003-2004 Erik Andersen
pascal@12210 247 *
pascal@12210 248 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
pascal@12210 249 */
pascal@12210 250
pascal@20062 251 #ifdef EXTRA
pascal@20062 252 #define WITH_UNROCKRIDGE
pascal@20062 253 #endif
pascal@20062 254 #ifdef WITH_UNROCKRIDGE
pascal@12215 255 static char *unrockridge(const char *name)
pascal@12212 256 {
pascal@12212 257 static char buffer[256];
pascal@12215 258 int i = 0, j = 8;
pascal@12215 259 while (*name && i < 255) {
pascal@12215 260 char c = *name++;
pascal@12215 261 //if (c == '\\') c = '/';
pascal@12215 262 if (c == '.') {
pascal@12215 263 for (j = i; --j >= 0 && buffer[j] != '/';)
pascal@12215 264 if (buffer[j] == '.') buffer[j] = '_';
pascal@12215 265 if (i - j > 9) i = j + 9;
pascal@12215 266 j = i + 4;
pascal@12212 267 }
pascal@12215 268 else if (c == '/') j = i + 9;
pascal@12212 269 else if (i >= j) continue;
pascal@12215 270 else if (c >= 'a' && c <= 'z') c += 'A' - 'a';
pascal@12215 271 else if ((c < 'A' || c > 'Z') && (c < '0' || c > '9')) c = '_';
pascal@12215 272 buffer[i++] = c;
pascal@12212 273 }
pascal@12215 274 buffer[i] = 0;
pascal@12212 275 return buffer;
pascal@12212 276 }
pascal@20062 277 #endif
pascal@12212 278
pascal@12210 279 static uint8_t *hash_file(const char *filename)
pascal@12210 280 {
pascal@12210 281 int src_fd, count;
pascal@12215 282 uint8_t in_buf[4096];
pascal@12215 283 static uint8_t hash_value[16*2+1];
pascal@12210 284
pascal@12210 285 src_fd = open(filename, O_RDONLY);
pascal@20062 286 #ifdef WITH_UNROCKRIDGE
pascal@12210 287 if (src_fd < 0) {
pascal@12215 288 src_fd = open(unrockridge(filename), O_RDONLY);
pascal@12212 289 }
pascal@20062 290 #endif
pascal@20062 291
pascal@12212 292 if (src_fd < 0) {
pascal@12210 293 return NULL;
pascal@12210 294 }
pascal@12210 295
pascal@12215 296 md5_begin();
pascal@12210 297 while ((count = read(src_fd, in_buf, 4096)) > 0) {
pascal@12215 298 md5_hash(in_buf, count);
pascal@12210 299 }
pascal@12210 300
pascal@12210 301 close(src_fd);
pascal@12215 302
pascal@12215 303 if (count)
pascal@12215 304 return NULL;
pascal@12215 305
pascal@12215 306 md5_end();
pascal@12215 307 bin2hex((char *)hash_value);
pascal@12210 308
pascal@12210 309 return hash_value;
pascal@12210 310 }
pascal@12210 311
pascal@20062 312 #ifdef EXTRA
pascal@13295 313 static int main_say(int argc, char **argv)
pascal@13295 314 {
pascal@13295 315 int i;
pascal@13295 316 for (i = 1; i < argc; i++) {
pascal@13295 317 printf("%s ",argv[i]);
pascal@13295 318 }
pascal@13295 319 sleep(5);
pascal@13551 320 return 0;
pascal@13295 321 }
pascal@20062 322 #endif
pascal@13295 323
pascal@12273 324 static int main_md5sum(int argc, char **argv)
pascal@12210 325 {
pascal@12215 326 int files = 0, tested = 0, good = 0;
pascal@12215 327 static char clear_eol[] = " ";
pascal@12210 328
pascal@12210 329 (void) argc;
pascal@12210 330 /* -c implied */
pascal@12287 331 argv++;
pascal@12210 332 do {
pascal@12210 333 FILE *fp;
pascal@13361 334 char eol, *line, buffer[4096];
pascal@12210 335 fp = fopen(*argv,"r");
pascal@20062 336 #ifdef WITH_UNROCKRIDGE
pascal@12212 337 if (fp == NULL)
pascal@12215 338 fp = fopen(unrockridge(*argv),"r");
pascal@20062 339 #endif
pascal@12210 340
pascal@13361 341 while ((line = fgets(buffer,sizeof(buffer),fp)) != NULL) {
pascal@12210 342 uint8_t *hash_value;
pascal@12210 343 char *filename_ptr, *status;
pascal@12210 344 int len = strlen(line);
pascal@12210 345
pascal@12210 346 if (line[0] < '0')
pascal@12210 347 continue;
pascal@12210 348 if (line[len-1] == '\n')
pascal@12210 349 line[len-1] = 0;
pascal@12210 350 filename_ptr = strstr(line, " ");
pascal@12210 351 /* handle format for binary checksums */
pascal@12210 352 if (filename_ptr == NULL) {
pascal@12210 353 filename_ptr = strstr(line, " *");
pascal@12210 354 }
pascal@12210 355 if (filename_ptr == NULL) {
pascal@12210 356 continue;
pascal@12210 357 }
pascal@12210 358 *filename_ptr = '\0';
pascal@12210 359 *++filename_ptr = '/';
pascal@12212 360 if (filename_ptr[1] == '/')
pascal@12212 361 filename_ptr++;
pascal@12210 362
pascal@12215 363 files++;
pascal@12215 364 status = "NOT CHECKED";
pascal@12215 365 eol = '\n';
pascal@12211 366 hash_value = hash_file(filename_ptr);
pascal@12211 367 if (hash_value) {
pascal@12215 368 tested++;
pascal@12215 369 status = "BROKEN";
pascal@12215 370 if (!strcmp((char*)hash_value, line)) {
pascal@12215 371 good++;
pascal@12215 372 status = "OK";
pascal@12215 373 eol = ' ';
pascal@12210 374 }
pascal@12210 375 }
pascal@12215 376 printf("\r%s: %s%s%c", filename_ptr, status, clear_eol, eol);
pascal@12210 377 }
pascal@12210 378 fclose(fp);
pascal@12210 379 } while (*++argv);
pascal@12215 380 printf("\r%d files OK, %d broken, %d not checked.%s\n",
pascal@12215 381 good, tested - good, files - tested, clear_eol);
pascal@12287 382 sleep(5);
pascal@12273 383 return 0;
pascal@12215 384 }
pascal@12210 385
pascal@12273 386 /*
pascal@12273 387 * ifmem.c
pascal@12273 388 *
pascal@12273 389 * Run one command if the memory is large enought, and another if it isn't.
pascal@12273 390 *
pascal@12273 391 * Usage:
pascal@12273 392 *
pascal@12273 393 * label boot_kernel
pascal@12273 394 * kernel ifmem.c
pascal@12273 395 * append size_in_KB boot_large [size_in_KB boot_medium] boot_small
pascal@12273 396 *
pascal@12273 397 * label boot_large
pascal@12273 398 * kernel vmlinuz_large_memory
pascal@12273 399 * append ...
pascal@12273 400 *
pascal@12273 401 * label boot_small
pascal@12273 402 * kernel vmlinuz_small_memory
pascal@12273 403 * append ...
pascal@12273 404 */
pascal@12273 405
pascal@12273 406 #include <inttypes.h>
pascal@12273 407 #include <alloca.h>
pascal@12273 408 #include <syslinux/boot.h>
pascal@12273 409
pascal@12273 410 struct e820_data {
pascal@12273 411 uint64_t base;
pascal@12273 412 uint64_t len;
pascal@12273 413 uint32_t type;
pascal@12273 414 uint32_t extattr;
pascal@12273 415 } __attribute__((packed));
pascal@12273 416
pascal@12273 417 // Get memory size in Kb
pascal@12273 418 static unsigned long memory_size(void)
pascal@12273 419 {
pascal@12273 420 uint64_t bytes = 0;
pascal@12273 421 static com32sys_t ireg, oreg;
pascal@12273 422 static struct e820_data ed;
pascal@12273 423
pascal@12273 424 ireg.eax.w[0] = 0xe820;
pascal@12273 425 ireg.edx.l = 0x534d4150;
pascal@12273 426 ireg.ecx.l = sizeof(struct e820_data);
pascal@12273 427 ireg.edi.w[0] = OFFS(__com32.cs_bounce);
pascal@12273 428 ireg.es = SEG(__com32.cs_bounce);
pascal@12273 429
pascal@12273 430 ed.extattr = 1;
pascal@12273 431
pascal@12273 432 do {
pascal@12273 433 memcpy(__com32.cs_bounce, &ed, sizeof ed);
pascal@12273 434
pascal@12273 435 __intcall(0x15, &ireg, &oreg);
pascal@12273 436 if (oreg.eflags.l & EFLAGS_CF ||
pascal@12273 437 oreg.eax.l != 0x534d4150 ||
pascal@12273 438 oreg.ecx.l < 20)
pascal@12273 439 break;
pascal@12273 440
pascal@12273 441 memcpy(&ed, __com32.cs_bounce, sizeof ed);
pascal@12273 442
pascal@12273 443 if (ed.type == 1)
pascal@12273 444 bytes += ed.len;
pascal@12273 445
pascal@12273 446 ireg.ebx.l = oreg.ebx.l;
pascal@12273 447 } while (ireg.ebx.l);
pascal@12273 448
pascal@12273 449 if (!bytes) {
pascal@12273 450 memset(&ireg, 0, sizeof ireg);
pascal@12273 451 ireg.eax.w[0] = 0x8800;
pascal@12273 452 __intcall(0x15, &ireg, &oreg);
pascal@12273 453 return ireg.eax.w[0];
pascal@12273 454 }
pascal@12273 455 return bytes >> 10;
pascal@12273 456 }
pascal@12273 457
pascal@12349 458 static void usage(const char *msg)
pascal@12349 459 {
pascal@12349 460 fprintf(stderr,"\n%s\n.",msg);
pascal@12349 461 sleep(5);
pascal@12349 462 exit(1);
pascal@12349 463 }
pascal@12349 464
pascal@12273 465 static int main_ifmem(int argc, char *argv[])
pascal@12273 466 {
pascal@12273 467 int i;
pascal@12273 468 unsigned long ram_size;
pascal@12273 469
pascal@12273 470 if (argc < 4) {
pascal@12349 471 usage("Usage: ifmem.c32 size_KB boot_large_memory boot_small_memory");
pascal@12273 472 }
pascal@12273 473
pascal@12273 474 // find target according to ram size
pascal@12273 475 ram_size = memory_size();
pascal@12273 476 printf("Total memory found %luK.\n",ram_size);
pascal@12273 477 ram_size += (1 << 10); // add 1M to round boundaries...
pascal@12273 478
pascal@12273 479 i = 1;
pascal@12273 480 do {
pascal@12273 481 char *s = argv[i];
pascal@12273 482 char *p = s;
pascal@12273 483 unsigned long scale = 1;
pascal@12273 484
pascal@12273 485 while (*p >= '0' && *p <= '9') p++;
pascal@12273 486 switch (*p | 0x20) {
pascal@12273 487 case 'g': scale <<= 10;
pascal@12273 488 case 'm': scale <<= 10;
pascal@12273 489 default : *p = 0; break;
pascal@12273 490 }
pascal@12273 491 i++; // seek to label
pascal@12273 492 if (ram_size >= scale * strtoul(s, NULL, 0)) break;
pascal@12273 493 i++; // next size or default label
pascal@12273 494 } while (i + 1 < argc);
pascal@12273 495
pascal@12349 496 if (i != argc) syslinux_run_command(argv[i]);
pascal@12273 497 else syslinux_run_default();
pascal@12273 498 return -1;
pascal@12273 499 }
pascal@12273 500
pascal@12273 501 #include <syslinux/reboot.h>
pascal@12273 502
pascal@12273 503 static int main_reboot(int argc, char *argv[])
pascal@12273 504 {
pascal@12273 505 int warm = 0;
pascal@12273 506 int i;
pascal@12273 507
pascal@12273 508 for (i = 1; i < argc; i++) {
pascal@12273 509 if (!strcmp(argv[i], "-w") || !strcmp(argv[i], "--warm"))
pascal@12273 510 warm = 1;
pascal@12273 511 }
pascal@12273 512
pascal@12273 513 syslinux_reboot(warm);
pascal@12273 514 }
pascal@12273 515
pascal@12273 516 /* APM poweroff module.
pascal@12273 517 * based on poweroff.asm, Copyright 2009 Sebastian Herbszt
pascal@12273 518 */
pascal@12273 519
pascal@12273 520 static int main_poweroff(int argc, char *argv[])
pascal@12273 521 {
pascal@12273 522 static com32sys_t ireg, oreg;
pascal@12273 523 static char notsupported[] ="APM 1.1+ not supported";
pascal@12273 524 unsigned i;
pascal@12273 525 static struct {
pascal@12273 526 unsigned short ax;
pascal@12273 527 unsigned short bx;
pascal@12273 528 unsigned short cx;
pascal@12273 529 char *msg;
pascal@12273 530 } inst[] = {
pascal@12273 531 { 0x5300, // APM Installation Check (00h)
pascal@12273 532 0, // APM BIOS (0000h)
pascal@12273 533 0, "APM not present" },
pascal@12273 534 { 0x5301, // APM Real Mode Interface Connect (01h)
pascal@12273 535 0, // APM BIOS (0000h)
pascal@12273 536 0, "APM RM interface connect failed" },
pascal@12273 537 { 0x530E, // APM Driver Version (0Eh)
pascal@12273 538 0, // APM BIOS (0000h)
pascal@12273 539 0x0101, // APM Driver Version version 1.1
pascal@12273 540 notsupported },
pascal@12273 541 { 0x5307, // Set Power State (07h)
pascal@12273 542 1, // All devices power managed by the APM
pascal@12273 543 3, // Power state off
pascal@12273 544 "Power off failed" }
pascal@12273 545 };
pascal@12273 546
pascal@12273 547 (void) argc;
pascal@12273 548 (void) argv;
pascal@12273 549 for (i = 0; i < sizeof(inst)/sizeof(inst[0]); i++) {
pascal@12273 550 char *msg = inst[i].msg;
pascal@12273 551
pascal@12273 552 ireg.eax.w[0] = inst[i].ax;
pascal@12273 553 ireg.ebx.w[0] = inst[i].bx;
pascal@12273 554 ireg.ecx.w[0] = inst[i].cx;
pascal@12273 555 __intcall(0x15, &ireg, &oreg);
pascal@12273 556 if ((oreg.eflags.l & EFLAGS_CF) == 0) {
pascal@12273 557 switch (inst[i].ax) {
pascal@12273 558 case 0x5300 :
pascal@12273 559 if (oreg.ebx.w[0] != 0x504D /* 'PM' */) break;
pascal@12273 560 msg = "Power management disabled";
pascal@12273 561 if (oreg.ecx.w[0] & 8) break; // bit 3 APM BIOS Power Management disabled
pascal@12273 562 case 0x530E :
pascal@12273 563 msg = notsupported;
pascal@12273 564 if (oreg.eax.w[0] < 0x101) break;
pascal@12273 565 default : continue;
pascal@12273 566 }
pascal@12273 567 }
pascal@12273 568 printf("%s.\n", msg);
pascal@12273 569 return 1;
pascal@12273 570 }
pascal@12273 571 return 0;
pascal@12273 572 }
pascal@12273 573
pascal@12287 574 /*
pascal@12287 575 * Copyright 2009 Intel Corporation; author: H. Peter Anvin
pascal@12287 576 */
pascal@12287 577
pascal@12287 578 #include <syslinux/keyboard.h>
pascal@12287 579 #include <syslinux/loadfile.h>
pascal@12287 580 #include <syslinux/adv.h>
pascal@12287 581
pascal@12349 582 static void setlinuxarg(int slot, int argc, char *argv[])
pascal@12349 583 {
pascal@12349 584 for (; argc--; argv++)
pascal@12349 585 syslinux_setadv(slot++, strlen(*argv), *argv);
pascal@12349 586 }
pascal@12349 587
pascal@18758 588 #include "../../core/unlzma.c"
pascal@12287 589 static int main_kbdmap(int argc, char *argv[])
pascal@12287 590 {
pascal@12287 591 const struct syslinux_keyboard_map *const kmap = syslinux_keyboard_map();
pascal@12287 592 size_t map_size, size, i;
pascal@12287 593 char *kbdmap, *msg;
pascal@12287 594
pascal@12287 595 if (argc < 3)
pascal@12349 596 usage("Usage: kbdmap archive.cpio mapfile [cmdline]..");
pascal@12287 597
pascal@12293 598 // Save extra cmdline arguments
pascal@12349 599 setlinuxarg(1, argc - 3, argv + 3);
pascal@12293 600
pascal@13318 601 msg="Append to kernel parameters: ";
pascal@13551 602 for (i = 3; i < (size_t) argc; i++, msg = " ")
pascal@13318 603 printf("%s%s",msg,argv[i]);
pascal@13318 604 printf("\n\n Hit RETURN to continue.\n");
pascal@13317 605
pascal@12287 606 msg = "Load error";
pascal@12287 607 if (kmap->version != 1 ||
pascal@18758 608 loadfile(argv[1], (void **) &kbdmap, &map_size))
pascal@18758 609 goto kbdmap_error;
pascal@18758 610 if (* (short *) kbdmap == 0x005D) {
pascal@18758 611 void *p = malloc(map_size = * (long *) (kbdmap + 5));
pascal@18758 612 void *heap = malloc(2*(1846 + (768 << (3 + 0))) + 16);
pascal@18758 613
pascal@18758 614 unlzma(kbdmap, p, heap);
pascal@18758 615 free(heap);
pascal@18758 616 free(kbdmap);
pascal@18758 617 kbdmap = p;
pascal@18758 618 }
pascal@18758 619 if (strncmp(kbdmap, "07070", 5))
pascal@12287 620 goto kbdmap_error;
pascal@12287 621
pascal@12287 622 // search for mapfile in cpio archive
pascal@12287 623 for (i = 0; i < map_size;) {
pascal@12287 624 int len, j;
pascal@12287 625 char *name;
pascal@12287 626
pascal@12287 627 for (j = size = 0; j < 8; j++) {
pascal@12287 628 char c = kbdmap[54 + i + j] - '0';
pascal@12287 629 if (c > 9) c += '0' + 10 - 'A';
pascal@12287 630 size <<= 4;
pascal@12287 631 size += c;
pascal@12287 632 }
pascal@12287 633 i += 110;
pascal@12287 634 name = kbdmap + i;
pascal@12287 635 len = 1 + strlen(name);
pascal@12287 636 i += len;
pascal@12287 637 i += ((-i)&3);
pascal@12287 638 if (!strcmp(name, argv[2])) {
pascal@12287 639 kbdmap += i;
pascal@12287 640 break;
pascal@12287 641 }
pascal@12287 642 i += size + ((-size)&3);
pascal@12287 643 }
pascal@12287 644
pascal@12287 645 msg = "Filename error";
pascal@12287 646 if (i >= map_size)
pascal@12287 647 goto kbdmap_error;
pascal@12287 648
pascal@12287 649 msg = "Format error";
pascal@12287 650 if (size != kmap->length)
pascal@12287 651 goto kbdmap_error;
pascal@12287 652
pascal@12287 653 memcpy(kmap->map, kbdmap, size);
pascal@12287 654
pascal@12287 655 return 0;
pascal@12287 656
pascal@12287 657 kbdmap_error:
pascal@12287 658 printf("%s.\n",msg);
pascal@12287 659 return 1;
pascal@12287 660 }
pascal@12287 661
pascal@12287 662 /* ----------------------------------------------------------------------- *
pascal@12287 663 *
pascal@12287 664 * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
pascal@13551 665 * Copyright 2009-2012 Intel Corporation; author: H. Peter Anvin
pascal@12287 666 *
pascal@12287 667 * Permission is hereby granted, free of charge, to any person
pascal@12287 668 * obtaining a copy of this software and associated documentation
pascal@12287 669 * files (the "Software"), to deal in the Software without
pascal@12287 670 * restriction, including without limitation the rights to use,
pascal@12287 671 * copy, modify, merge, publish, distribute, sublicense, and/or
pascal@12287 672 * sell copies of the Software, and to permit persons to whom
pascal@12287 673 * the Software is furnished to do so, subject to the following
pascal@12287 674 * conditions:
pascal@12287 675 *
pascal@12287 676 * The above copyright notice and this permission notice shall
pascal@12287 677 * be included in all copies or substantial portions of the Software.
pascal@12287 678 *
pascal@12287 679 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
pascal@12287 680 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
pascal@12287 681 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
pascal@12287 682 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
pascal@12287 683 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
pascal@12287 684 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
pascal@12287 685 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
pascal@12287 686 * OTHER DEALINGS IN THE SOFTWARE.
pascal@12287 687 *
pascal@12287 688 * ----------------------------------------------------------------------- */
pascal@12287 689
pascal@12287 690 /*
pascal@12287 691 * linux.c
pascal@12287 692 *
pascal@12287 693 * Sample module to load Linux kernels. This module can also create
pascal@12287 694 * a file out of the DHCP return data if running under PXELINUX.
pascal@12287 695 *
pascal@12287 696 * If -dhcpinfo is specified, the DHCP info is written into the file
pascal@12287 697 * /dhcpinfo.dat in the initramfs.
pascal@12287 698 *
pascal@12287 699 * Usage: linux.c32 [-dhcpinfo] kernel arguments...
pascal@12287 700 */
pascal@12287 701
pascal@13551 702 #include <errno.h>
pascal@12287 703 #include <stdbool.h>
pascal@12287 704 #include <stdlib.h>
pascal@12287 705 #include <stdio.h>
pascal@12287 706 #include <string.h>
pascal@12287 707 #include <console.h>
pascal@17057 708 #include <cpuid.h>
pascal@12287 709 #include <syslinux/loadfile.h>
pascal@12287 710 #include <syslinux/linux.h>
pascal@12287 711 #include <syslinux/pxe.h>
pascal@12287 712
pascal@18804 713 const char *progname = "c32box.c32";
pascal@12287 714
pascal@12287 715 /* Find the last instance of a particular command line argument
pascal@12287 716 (which should include the final =; do not use for boolean arguments) */
pascal@12287 717 static char *find_argument(char **argv, const char *argument)
pascal@12287 718 {
pascal@12287 719 int la = strlen(argument);
pascal@12287 720 char **arg;
pascal@12287 721 char *ptr = NULL;
pascal@12287 722
pascal@12287 723 for (arg = argv; *arg; arg++) {
pascal@12287 724 if (!memcmp(*arg, argument, la))
pascal@12287 725 ptr = *arg + la;
pascal@12287 726 }
pascal@12287 727
pascal@12287 728 return ptr;
pascal@12287 729 }
pascal@12287 730
pascal@12287 731 /* Search for a boolean argument; return its position, or 0 if not present */
pascal@12287 732 static int find_boolean(char **argv, const char *argument)
pascal@12287 733 {
pascal@12287 734 char **arg;
pascal@12287 735
pascal@12287 736 for (arg = argv; *arg; arg++) {
pascal@12287 737 if (!strcmp(*arg, argument))
pascal@12287 738 return (arg - argv) + 1;
pascal@12287 739 }
pascal@12287 740
pascal@12287 741 return 0;
pascal@12287 742 }
pascal@12287 743
pascal@18674 744 static int got_config;
pascal@18674 745 static char *custom_cmdline = "";
pascal@18674 746 static int custom_initrdlen;
pascal@20062 747 static int custom_initrdbase;
pascal@18674 748 static char *custom_buffer;
pascal@18674 749 static struct disk_info diskinfo;
pascal@18674 750
pascal@18674 751 static int has_custom_config(void)
pascal@18674 752 {
pascal@18674 753 const union syslinux_derivative_info *sdi;
pascal@18674 754
pascal@18674 755 if (got_config)
pascal@18674 756 goto done;
pascal@18674 757 sdi = syslinux_derivative_info();
pascal@18674 758 if (sdi->c.filesystem != SYSLINUX_FS_ISOLINUX)
pascal@18674 759 goto fail;
pascal@18674 760 disk_get_params(sdi->iso.drive_number, &diskinfo);
pascal@18674 761 custom_buffer = disk_read_sectors(&diskinfo, 32768 / diskinfo.bps, 1);
pascal@20062 762 got_config = (16 + *(unsigned long *) (custom_buffer + 80))
pascal@20062 763 * 2048 / diskinfo.bps;
pascal@20062 764 free(custom_buffer);
pascal@20062 765 custom_buffer = disk_read_sectors(&diskinfo, got_config, 1);
pascal@20062 766 if (!memcmp(custom_buffer,"#!boot ",7)) {
pascal@20062 767 char *p = custom_buffer+7+32+1;
pascal@18674 768
pascal@20062 769 if (!memcmp(p,"append=",7)) {
pascal@20062 770 custom_cmdline = p + 7;
pascal@20062 771 p = strchr(p,'\n');
pascal@20062 772 *p++ = 0;
pascal@20062 773 }
pascal@20062 774 if (!memcmp(p,"initrd:",7)) {
pascal@20062 775 custom_initrdlen = strtoul(p + 7, &custom_initrdbase, 10);
pascal@20062 776 custom_initrdbase += (got_config << 11) + 1 - (int) custom_buffer;
pascal@20062 777 }
pascal@20062 778 return 1;
pascal@20062 779 }
pascal@18674 780 fail:
pascal@18674 781 got_config = -1;
pascal@18674 782 done:
pascal@18674 783 return got_config > 0;
pascal@18674 784 }
pascal@18674 785
pascal@18674 786 static int loadcustominitrd(void **data)
pascal@18674 787 {
pascal@18674 788 int n, len;
pascal@18674 789 char *p;
pascal@18674 790
pascal@20062 791 p = *data = malloc(len = custom_initrdlen);
pascal@18674 792 if (!p) return 0;
pascal@20062 793 for (len = custom_initrdlen; len != 0; len -= n, p += n) {
pascal@20062 794 free(custom_buffer);
pascal@20062 795 custom_buffer = disk_read_sectors(&diskinfo, custom_initrdbase >> 11,
pascal@20062 796 2048 / diskinfo.bps);
pascal@20062 797 n = 2048 - (custom_initrdbase & 2047);
pascal@18674 798 if (n > len)
pascal@18674 799 n = len;
pascal@20062 800 memcpy(p, custom_buffer + (custom_initrdbase & 2047), n);
pascal@20062 801 custom_initrdbase += n;
pascal@18674 802 }
pascal@18674 803 return 1;
pascal@18674 804 }
pascal@18674 805
pascal@12287 806 /* Stitch together the command line from a set of argv's */
pascal@12287 807 static char *make_cmdline(char **argv)
pascal@12287 808 {
pascal@12287 809 char **arg;
pascal@13552 810 size_t bytes, size;
pascal@12287 811 char *cmdline, *p;
pascal@13552 812 int i;
pascal@12287 813
pascal@12287 814 bytes = 1; /* Just in case we have a zero-entry cmdline */
pascal@12287 815 for (arg = argv; *arg; arg++) {
pascal@12287 816 bytes += strlen(*arg) + 1;
pascal@12287 817 }
pascal@13552 818 for (i = 0; i < 255; i++)
pascal@13552 819 if (syslinux_getadv(i, &size))
pascal@13552 820 bytes += ++size;
pascal@18674 821 if (has_custom_config())
pascal@18674 822 bytes += strlen(custom_cmdline) + 1;
pascal@13552 823
pascal@12287 824 p = cmdline = malloc(bytes);
pascal@12287 825 if (!cmdline)
pascal@12287 826 return NULL;
pascal@12287 827
pascal@12287 828 for (arg = argv; *arg; arg++) {
pascal@12287 829 int len = strlen(*arg);
pascal@12287 830 memcpy(p, *arg, len);
pascal@12287 831 p[len] = ' ';
pascal@12287 832 p += len + 1;
pascal@12287 833 }
pascal@12287 834
pascal@13552 835 for (i = 0; i < 255; i++) {
pascal@13552 836 const void *q = syslinux_getadv(i, &size);
pascal@13552 837 if (q == NULL) continue;
pascal@13552 838 memcpy(p, q, size);
pascal@13552 839 p[size] = ' ';
pascal@13552 840 p += size + 1;
pascal@13552 841 }
pascal@13552 842
pascal@12287 843 if (p > cmdline)
pascal@12287 844 p--; /* Remove the last space */
pascal@12287 845 *p = '\0';
pascal@18674 846
pascal@18674 847 if (has_custom_config()) {
pascal@18674 848 *p++ = ' ';
pascal@19223 849 strcpy(p, custom_cmdline);
pascal@18674 850 }
pascal@12287 851
pascal@12287 852 return cmdline;
pascal@12287 853 }
pascal@12287 854
pascal@20062 855 #define cpu_has_cpuid() cpu_has_eflag(X86_EFLAGS_ID)
pascal@17057 856
pascal@17057 857 static bool __constfunc cpu_has_level(uint32_t level)
pascal@17057 858 {
pascal@17057 859 uint32_t group;
pascal@17057 860 uint32_t limit;
pascal@17057 861
pascal@17057 862 if (!cpu_has_cpuid())
pascal@17057 863 return false;
pascal@17057 864
pascal@17057 865 group = level & 0xffff0000;
pascal@17057 866 limit = cpuid_eax(group);
pascal@17057 867
pascal@17057 868 if ((limit & 0xffff0000) != group)
pascal@17057 869 return false;
pascal@17057 870
pascal@17057 871 if (level > limit)
pascal@17057 872 return false;
pascal@17057 873
pascal@17057 874 return true;
pascal@17057 875 }
pascal@17057 876
pascal@17057 877 /* This only supports feature groups 0 and 1, corresponding to the
pascal@17057 878 Intel and AMD EDX bit vectors. We can add more later if need be. */
pascal@17057 879 static bool __constfunc cpu_has_feature(int x)
pascal@17057 880 {
pascal@17057 881 uint32_t level = ((x & 1) << 31) | 1;
pascal@17057 882
pascal@17057 883 return cpu_has_level(level) && ((cpuid_edx(level) >> (x & 31) & 1));
pascal@17057 884 }
pascal@17057 885
pascal@18675 886 static const char *extfilename(const char *filename, char *ext, int feature)
pascal@17057 887 {
pascal@17060 888 #define NEWFILENAMESZ 256
pascal@17057 889 static char newfilename[NEWFILENAMESZ+1];
pascal@18675 890 const char *found = filename;
pascal@17060 891 char *new = newfilename;
pascal@17060 892 int fd;
pascal@17057 893
pascal@17057 894 if (strlen(filename) + strlen(ext) <= NEWFILENAMESZ) {
pascal@17058 895 strcpy(newfilename, filename);
pascal@17057 896 if (cpu_has_feature(feature)) {
pascal@17057 897 strcat(newfilename, ext);
pascal@17060 898 fd = open(new, O_RDONLY);
pascal@20062 899 #ifdef WITH_UNROCKRIDGE
pascal@17060 900 if (fd < 0)
pascal@17060 901 fd = open(new = unrockridge(new), O_RDONLY);
pascal@20062 902 #endif
pascal@17060 903 if (fd >= 0) {
pascal@17060 904 found = new;
pascal@17060 905 close(fd);
pascal@17060 906 }
pascal@17057 907 }
pascal@17057 908 }
pascal@17057 909 return found;
pascal@17057 910 }
pascal@17057 911
pascal@18675 912 static const char *bestextfilename(const char *filename)
pascal@17057 913 {
pascal@18675 914 const char *found;
pascal@17057 915
pascal@17057 916 //found = extfilename(filename, "fpu", X86_FEATURE_FPU);
pascal@17057 917 //found = extfilename(filename, "686", X86_FEATURE_CMOV);
pascal@17057 918 //found = extfilename(filename, "pae", X86_FEATURE_PAE);
pascal@17057 919 found = extfilename(filename, "64", X86_FEATURE_LM);
pascal@17057 920 //found = extfilename(filename, "guest", X86_FEATURE_HYPERVISOR);
pascal@17057 921 return found;
pascal@17057 922 }
pascal@17057 923
pascal@13551 924 static int setup_data_file(struct setup_data *setup_data,
pascal@13551 925 uint32_t type, const char *filename,
pascal@13551 926 bool opt_quiet)
pascal@13551 927 {
pascal@13551 928 if (!opt_quiet)
pascal@13551 929 printf("Loading %s... ", filename);
pascal@13551 930
pascal@13551 931 if (setup_data_load(setup_data, type, filename)) {
pascal@13551 932 if (opt_quiet)
pascal@13551 933 printf("Loading %s ", filename);
pascal@13551 934 printf("failed\n");
pascal@13551 935 return -1;
pascal@13551 936 }
pascal@13551 937
pascal@13551 938 if (!opt_quiet)
pascal@13551 939 printf("ok\n");
pascal@13551 940
pascal@13551 941 return 0;
pascal@13551 942 }
pascal@13551 943
pascal@12287 944 static int main_linux(int argc, char *argv[])
pascal@12287 945 {
pascal@12287 946 const char *kernel_name;
pascal@17057 947 const char *initrd_name;
pascal@12287 948 struct initramfs *initramfs;
pascal@13551 949 struct setup_data *setup_data;
pascal@12287 950 char *cmdline;
pascal@12287 951 char *boot_image;
pascal@12287 952 void *kernel_data;
pascal@12287 953 size_t kernel_len;
pascal@12287 954 bool opt_dhcpinfo = false;
pascal@12287 955 bool opt_quiet = false;
pascal@12287 956 void *dhcpdata;
pascal@12287 957 size_t dhcplen;
pascal@13551 958 char **argp, **argl, *arg, *p;
pascal@13551 959
pascal@13551 960 openconsole(&dev_null_r, &dev_stdcon_w);
pascal@12287 961
pascal@12287 962 (void)argc;
pascal@12287 963 argp = argv + 1;
pascal@12287 964
pascal@12287 965 while ((arg = *argp) && arg[0] == '-') {
pascal@12287 966 if (!strcmp("-dhcpinfo", arg)) {
pascal@12287 967 opt_dhcpinfo = true;
pascal@12287 968 } else {
pascal@12287 969 fprintf(stderr, "%s: unknown option: %s\n", progname, arg);
pascal@12287 970 return 1;
pascal@12287 971 }
pascal@12287 972 argp++;
pascal@12287 973 }
pascal@12287 974
pascal@12287 975 if (!arg) {
pascal@12287 976 fprintf(stderr, "%s: missing kernel name\n", progname);
pascal@12287 977 return 1;
pascal@12287 978 }
pascal@12287 979
pascal@17061 980 kernel_name = arg;
pascal@12287 981
pascal@13551 982 errno = 0;
pascal@12287 983 boot_image = malloc(strlen(kernel_name) + 12);
pascal@13551 984 if (!boot_image) {
pascal@13551 985 fprintf(stderr, "Error allocating BOOT_IMAGE string: ");
pascal@12287 986 goto bail;
pascal@13551 987 }
pascal@12287 988 strcpy(boot_image, "BOOT_IMAGE=");
pascal@12287 989 strcpy(boot_image + 11, kernel_name);
pascal@12287 990 /* argp now points to the kernel name, and the command line follows.
pascal@12287 991 Overwrite the kernel name with the BOOT_IMAGE= argument, and thus
pascal@12287 992 we have the final argument. */
pascal@12287 993 *argp = boot_image;
pascal@12287 994
pascal@12287 995 if (find_boolean(argp, "quiet"))
pascal@12287 996 opt_quiet = true;
pascal@12287 997
pascal@12287 998 if (!opt_quiet)
pascal@12287 999 printf("Loading %s... ", kernel_name);
pascal@13551 1000 errno = 0;
pascal@17061 1001 if (loadfile(bestextfilename(kernel_name), &kernel_data, &kernel_len)) {
pascal@12287 1002 if (opt_quiet)
pascal@12287 1003 printf("Loading %s ", kernel_name);
pascal@13551 1004 printf("failed: ");
pascal@12287 1005 goto bail;
pascal@12287 1006 }
pascal@12287 1007 if (!opt_quiet)
pascal@12287 1008 printf("ok\n");
pascal@12287 1009
pascal@13551 1010 errno = 0;
pascal@12287 1011 cmdline = make_cmdline(argp);
pascal@13551 1012 if (!cmdline) {
pascal@13551 1013 fprintf(stderr, "make_cmdline() failed: ");
pascal@12287 1014 goto bail;
pascal@13551 1015 }
pascal@12287 1016
pascal@12287 1017 /* Initialize the initramfs chain */
pascal@13551 1018 errno = 0;
pascal@12287 1019 initramfs = initramfs_init();
pascal@13551 1020 if (!initramfs) {
pascal@13551 1021 fprintf(stderr, "initramfs_init() failed: ");
pascal@12287 1022 goto bail;
pascal@13551 1023 }
pascal@12287 1024
pascal@12287 1025 if ((arg = find_argument(argp, "initrd="))) {
pascal@12287 1026 do {
pascal@12287 1027 p = strchr(arg, ',');
pascal@12287 1028 if (p)
pascal@12287 1029 *p = '\0';
pascal@12287 1030
pascal@17061 1031 initrd_name = arg;
pascal@12287 1032 if (!opt_quiet)
pascal@17057 1033 printf("Loading %s... ", initrd_name);
pascal@13551 1034 errno = 0;
pascal@17061 1035 if (initramfs_load_archive(initramfs, bestextfilename(initrd_name))) {
pascal@12287 1036 if (opt_quiet)
pascal@17057 1037 printf("Loading %s ", initrd_name);
pascal@13551 1038 printf("failed: ");
pascal@12287 1039 goto bail;
pascal@12287 1040 }
pascal@12287 1041 if (!opt_quiet)
pascal@12287 1042 printf("ok\n");
pascal@12287 1043
pascal@12287 1044 if (p)
pascal@12287 1045 *p++ = ',';
pascal@12287 1046 } while ((arg = p));
pascal@12287 1047 }
pascal@12287 1048
pascal@12287 1049 /* Append the DHCP info */
pascal@12287 1050 if (opt_dhcpinfo &&
pascal@12287 1051 !pxe_get_cached_info(PXENV_PACKET_TYPE_DHCP_ACK, &dhcpdata, &dhcplen)) {
pascal@13551 1052 errno = 0;
pascal@12287 1053 if (initramfs_add_file(initramfs, dhcpdata, dhcplen, dhcplen,
pascal@13551 1054 "/dhcpinfo.dat", 0, 0755)) {
pascal@13551 1055 fprintf(stderr, "Unable to add DHCP info: ");
pascal@12287 1056 goto bail;
pascal@13551 1057 }
pascal@13551 1058 }
pascal@13551 1059
pascal@18674 1060 if (has_custom_config() && custom_initrdlen) {
pascal@18674 1061 void *data;
pascal@18674 1062
pascal@18674 1063 if (!opt_quiet)
pascal@18674 1064 printf("Loading custom initrd... ");
pascal@18674 1065 if (loadcustominitrd(&data))
pascal@18674 1066 initramfs_add_data(initramfs, data, custom_initrdlen, custom_initrdlen, 4);
pascal@18674 1067 }
pascal@18674 1068
pascal@13551 1069 /* Handle dtb and eventually other setup data */
pascal@13551 1070 setup_data = setup_data_init();
pascal@13551 1071 if (!setup_data)
pascal@13551 1072 goto bail;
pascal@13551 1073
pascal@13551 1074 for (argl = argv; (arg = *argl); argl++) {
pascal@13551 1075 if (!memcmp(arg, "dtb=", 4)) {
pascal@13551 1076 if (setup_data_file(setup_data, SETUP_DTB, arg+4, opt_quiet))
pascal@13551 1077 goto bail;
pascal@13551 1078 } else if (!memcmp(arg, "blob.", 5)) {
pascal@13551 1079 uint32_t type;
pascal@13551 1080 char *ep;
pascal@13551 1081
pascal@13551 1082 type = strtoul(arg + 5, &ep, 10);
pascal@13551 1083 if (ep[0] != '=' || !ep[1])
pascal@13551 1084 continue;
pascal@13551 1085
pascal@13551 1086 if (!type)
pascal@13551 1087 continue;
pascal@13551 1088
pascal@13551 1089 if (setup_data_file(setup_data, type, ep+1, opt_quiet))
pascal@13551 1090 goto bail;
pascal@13551 1091 }
pascal@12287 1092 }
pascal@12287 1093
pascal@12287 1094 /* This should not return... */
pascal@13551 1095 errno = 0;
pascal@13551 1096 syslinux_boot_linux(kernel_data, kernel_len, initramfs,
pascal@13551 1097 setup_data, cmdline);
pascal@13551 1098 fprintf(stderr, "syslinux_boot_linux() failed: ");
pascal@12287 1099
pascal@12287 1100 bail:
pascal@13551 1101 switch(errno) {
pascal@13551 1102 case ENOENT:
pascal@13551 1103 fprintf(stderr, "File not found\n");
pascal@13551 1104 break;
pascal@13551 1105 case ENOMEM:
pascal@13551 1106 fprintf(stderr, "Out of memory\n");
pascal@13551 1107 break;
pascal@13551 1108 default:
pascal@13551 1109 fprintf(stderr, "Error %d\n", errno);
pascal@13551 1110 break;
pascal@13551 1111 }
pascal@18855 1112 fprintf(stderr, "%luM RAM found on this %s bits machine.\n",
pascal@18855 1113 memory_size() >> 10,
pascal@18855 1114 cpu_has_feature(X86_FEATURE_LM) ? "64": "32");
pascal@13551 1115 fprintf(stderr, "%s: Boot aborted!\n", progname);
pascal@12287 1116 return 1;
pascal@12287 1117 }
pascal@12287 1118
pascal@20062 1119 #ifdef EXTRA
pascal@12349 1120 static int main_setarg(int argc, char *argv[])
pascal@12349 1121 {
pascal@12349 1122 if (argc < 3) {
pascal@12349 1123 usage("Usage: setarg.c32 argnum [args]...");
pascal@12349 1124 }
pascal@12349 1125 setlinuxarg(atoi(argv[1]), argc - 2, argv + 2);
pascal@12349 1126 return 0;
pascal@12349 1127 }
pascal@12349 1128
pascal@12349 1129 static int main_ifarg(int argc, char *argv[])
pascal@12349 1130 {
pascal@12349 1131 int i;
pascal@12349 1132 size_t size;
pascal@12349 1133
pascal@12349 1134 if (argc < 3) {
pascal@12349 1135 usage("Usage: ifarg.c32 [argnum labelifset]... labelifnoneset");
pascal@12349 1136 }
pascal@12349 1137 for (i = 1; i < argc - 1; i += 2) {
pascal@13295 1138 int n = atoi(argv[i]);
pascal@13295 1139 if (n == -1) {
pascal@13295 1140 for (n = 0; n < 255; n++) {
pascal@13316 1141 if (syslinux_getadv(n, &size))
pascal@13295 1142 goto found;
pascal@13295 1143 }
pascal@13295 1144 continue;
pascal@13295 1145 }
pascal@13295 1146 else if (! syslinux_getadv(n, &size)) continue;
pascal@13295 1147 found:
pascal@13295 1148 syslinux_run_command(argv[i+1]);
pascal@12349 1149 }
pascal@12349 1150 if (i != argc) syslinux_run_command(argv[i]);
pascal@12349 1151 else syslinux_run_default();
pascal@12349 1152 return 0;
pascal@12349 1153 }
pascal@12349 1154
pascal@12349 1155 /* ----------------------------------------------------------------------- *
pascal@12349 1156 *
pascal@12349 1157 * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
pascal@12349 1158 *
pascal@12349 1159 * This program is free software; you can redistribute it and/or modify
pascal@12349 1160 * it under the terms of the GNU General Public License as published by
pascal@12349 1161 * the Free Software Foundation, Inc., 53 Temple Place Ste 330,
pascal@12349 1162 * Boston MA 02111-1307, USA; either version 2 of the License, or
pascal@12349 1163 * (at your option) any later version; incorporated herein by reference.
pascal@12349 1164 *
pascal@12349 1165 * ----------------------------------------------------------------------- */
pascal@12349 1166
pascal@12349 1167 static int main_listarg(int argc, char *argv[])
pascal@12349 1168 {
pascal@12349 1169 uint8_t *p, *ep;
pascal@12349 1170 size_t s = syslinux_adv_size();
pascal@12349 1171 char buf[256];
pascal@12349 1172
pascal@12349 1173 (void) argc;
pascal@12349 1174 (void) argv;
pascal@12349 1175 p = syslinux_adv_ptr();
pascal@12349 1176
pascal@12349 1177 printf("args size: %zd bytes at %p\n", s, p);
pascal@12349 1178
pascal@12349 1179 ep = p + s; /* Need at least opcode+len */
pascal@12349 1180 while (p < ep - 1 && *p) {
pascal@12349 1181 int t = *p++;
pascal@12349 1182 int l = *p++;
pascal@12349 1183
pascal@12349 1184 if (p + l > ep)
pascal@12349 1185 break;
pascal@12349 1186
pascal@12349 1187 memcpy(buf, p, l);
pascal@12349 1188 buf[l] = '\0';
pascal@12349 1189
pascal@12349 1190 printf("arg %3d: \"%s\"\n", t, buf);
pascal@12349 1191
pascal@12349 1192 p += l;
pascal@12349 1193 }
pascal@12349 1194 sleep(5);
pascal@12349 1195 return 0;
pascal@12349 1196 }
pascal@20062 1197 #endif
pascal@12349 1198
pascal@12273 1199 int main(int argc, char *argv[])
pascal@12273 1200 {
pascal@12273 1201 unsigned i;
pascal@12273 1202 static struct {
pascal@12273 1203 char *name;
pascal@12273 1204 int (*main)(int argc, char *argv[]);
pascal@12273 1205 } bin[] = {
pascal@20062 1206 #ifdef EXTRA
pascal@13295 1207 { "say", main_say },
pascal@13295 1208 { "setarg", main_setarg },
pascal@13295 1209 { "ifarg", main_ifarg },
pascal@20062 1210 { "listarg", main_listarg },
pascal@20062 1211 #endif
pascal@20062 1212 { "kbdmap", main_kbdmap },
pascal@20062 1213 { "ifmem", main_ifmem },
pascal@20062 1214 { "linux", main_linux },
pascal@20062 1215 { "md5sum", main_md5sum },
pascal@20062 1216 { "reboot", main_reboot },
pascal@20062 1217 { "poweroff", main_poweroff }
pascal@12273 1218 };
pascal@12273 1219
pascal@12273 1220 openconsole(&dev_null_r, &dev_stdcon_w);
pascal@12273 1221
pascal@12273 1222 if (strstr(argv[0], "c32box")) { argc--; argv++; }
pascal@12273 1223 for (i = 0; i < sizeof(bin)/sizeof(bin[0]); i++)
pascal@12273 1224 if (strstr(argv[0], bin[i].name))
pascal@12273 1225 return bin[i].main(argc, argv);
pascal@12287 1226 printf("No %s in c32box modules\n", argv[0]);
pascal@12287 1227 for (i = 0; i < sizeof(bin)/sizeof(bin[0]); i++)
pascal@12287 1228 printf(" %s \n",bin[i].name);
pascal@12273 1229 return 1;
pascal@12273 1230 }