wok-next annotate syslinux/stuff/extra/md5sum.c @ rev 18471

syslinux: receipt formatting (Pascal already removed lines, so it is :)
help.en: 4000 -> 5000 packages
author Aleksej Bobylev <al.bobylev@gmail.com>
date Sat Oct 03 16:36:26 2015 +0300 (2015-10-03)
parents 0b3e30f655f9
children cc264cb074e2
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@12210 26
pascal@12210 27 #define ALIGN1
pascal@12215 28
pascal@12215 29 static uint8_t wbuffer[64]; /* always correctly aligned for uint64_t */
pascal@12215 30 static uint64_t total64; /* must be directly before hash[] */
pascal@12215 31 static uint32_t hash[8]; /* 4 elements for md5, 5 for sha1, 8 for sha256 */
pascal@12210 32
pascal@12210 33 /* Emit a string of hex representation of bytes */
pascal@12215 34 static char* bin2hex(char *p)
pascal@12210 35 {
pascal@12215 36 static const char bb_hexdigits_upcase[] ALIGN1 = "0123456789abcdef";
pascal@12215 37 int count = 16;
pascal@12215 38 const char *cp = (const char *) hash;
pascal@12210 39 while (count) {
pascal@12210 40 unsigned char c = *cp++;
pascal@12210 41 /* put lowercase hex digits */
pascal@12215 42 *p++ = bb_hexdigits_upcase[c >> 4];
pascal@12215 43 *p++ = bb_hexdigits_upcase[c & 0xf];
pascal@12210 44 count--;
pascal@12210 45 }
pascal@12210 46 return p;
pascal@12210 47 }
pascal@12210 48
pascal@12210 49 //#define rotl32(x,n) (((x) << (n)) | ((x) >> (32 - (n))))
pascal@12210 50 static uint32_t rotl32(uint32_t x, unsigned n)
pascal@12210 51 {
pascal@12210 52 return (x << n) | (x >> (32 - n));
pascal@12210 53 }
pascal@12210 54
pascal@12215 55 static void md5_process_block64(void);
pascal@12210 56
pascal@12210 57 /* Feed data through a temporary buffer.
pascal@12210 58 * The internal buffer remembers previous data until it has 64
pascal@12210 59 * bytes worth to pass on.
pascal@12210 60 */
pascal@12215 61 static void common64_hash(const void *buffer, size_t len)
pascal@12210 62 {
pascal@12215 63 unsigned bufpos = total64 & 63;
pascal@12210 64
pascal@12215 65 total64 += len;
pascal@12210 66
pascal@12210 67 while (1) {
pascal@12210 68 unsigned remaining = 64 - bufpos;
pascal@12210 69 if (remaining > len)
pascal@12210 70 remaining = len;
pascal@12210 71 /* Copy data into aligned buffer */
pascal@12215 72 memcpy(wbuffer + bufpos, buffer, remaining);
pascal@12210 73 len -= remaining;
pascal@12210 74 buffer = (const char *)buffer + remaining;
pascal@12210 75 bufpos += remaining;
pascal@12210 76 /* clever way to do "if (bufpos != 64) break; ... ; bufpos = 0;" */
pascal@12210 77 bufpos -= 64;
pascal@12210 78 if (bufpos != 0)
pascal@12210 79 break;
pascal@12210 80 /* Buffer is filled up, process it */
pascal@12215 81 md5_process_block64();
pascal@12210 82 /*bufpos = 0; - already is */
pascal@12210 83 }
pascal@12210 84 }
pascal@12210 85
pascal@12210 86 /* Process the remaining bytes in the buffer */
pascal@12215 87 static void common64_end(void)
pascal@12210 88 {
pascal@12215 89 unsigned bufpos = total64 & 63;
pascal@12210 90 /* Pad the buffer to the next 64-byte boundary with 0x80,0,0,0... */
pascal@12215 91 wbuffer[bufpos++] = 0x80;
pascal@12210 92
pascal@12210 93 /* This loop iterates either once or twice, no more, no less */
pascal@12210 94 while (1) {
pascal@12210 95 unsigned remaining = 64 - bufpos;
pascal@12215 96 memset(wbuffer + bufpos, 0, remaining);
pascal@12210 97 /* Do we have enough space for the length count? */
pascal@12210 98 if (remaining >= 8) {
pascal@12210 99 /* Store the 64-bit counter of bits in the buffer */
pascal@12215 100 uint64_t t = total64 << 3;
pascal@12210 101 /* wbuffer is suitably aligned for this */
pascal@12215 102 *(uint64_t *) (&wbuffer[64 - 8]) = t;
pascal@12210 103 }
pascal@12215 104 md5_process_block64();
pascal@12210 105 if (remaining >= 8)
pascal@12210 106 break;
pascal@12210 107 bufpos = 0;
pascal@12210 108 }
pascal@12210 109 }
pascal@12210 110
pascal@12210 111 /* These are the four functions used in the four steps of the MD5 algorithm
pascal@12210 112 * and defined in the RFC 1321. The first function is a little bit optimized
pascal@12210 113 * (as found in Colin Plumbs public domain implementation).
pascal@12210 114 * #define FF(b, c, d) ((b & c) | (~b & d))
pascal@12210 115 */
pascal@12210 116 #undef FF
pascal@12210 117 #undef FG
pascal@12210 118 #undef FH
pascal@12210 119 #undef FI
pascal@12210 120 #define FF(b, c, d) (d ^ (b & (c ^ d)))
pascal@12210 121 #define FG(b, c, d) FF(d, b, c)
pascal@12210 122 #define FH(b, c, d) (b ^ c ^ d)
pascal@12210 123 #define FI(b, c, d) (c ^ (b | ~d))
pascal@12210 124
pascal@12210 125 /* Hash a single block, 64 bytes long and 4-byte aligned */
pascal@12215 126 static void md5_process_block64(void)
pascal@12210 127 {
pascal@12210 128 /* Before we start, one word to the strange constants.
pascal@12210 129 They are defined in RFC 1321 as
pascal@12210 130 T[i] = (int)(4294967296.0 * fabs(sin(i))), i=1..64
pascal@12210 131 */
pascal@12210 132 static const uint32_t C_array[] = {
pascal@12210 133 /* round 1 */
pascal@12210 134 0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
pascal@12210 135 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
pascal@12210 136 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
pascal@12210 137 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
pascal@12210 138 /* round 2 */
pascal@12210 139 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
pascal@12210 140 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
pascal@12210 141 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
pascal@12210 142 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
pascal@12210 143 /* round 3 */
pascal@12210 144 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
pascal@12210 145 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
pascal@12210 146 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x4881d05,
pascal@12210 147 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
pascal@12210 148 /* round 4 */
pascal@12210 149 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
pascal@12210 150 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
pascal@12210 151 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
pascal@12210 152 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391
pascal@12210 153 };
pascal@12210 154 static const char P_array[] ALIGN1 = {
pascal@12210 155 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, /* 1 */
pascal@12210 156 1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, /* 2 */
pascal@12210 157 5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, /* 3 */
pascal@12210 158 0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9 /* 4 */
pascal@12210 159 };
pascal@12215 160 uint32_t *words = (void*) wbuffer;
pascal@12215 161 uint32_t A = hash[0];
pascal@12215 162 uint32_t B = hash[1];
pascal@12215 163 uint32_t C = hash[2];
pascal@12215 164 uint32_t D = hash[3];
pascal@12210 165
pascal@12210 166 static const char S_array[] ALIGN1 = {
pascal@12210 167 7, 12, 17, 22,
pascal@12210 168 5, 9, 14, 20,
pascal@12210 169 4, 11, 16, 23,
pascal@12210 170 6, 10, 15, 21
pascal@12210 171 };
pascal@12210 172 const uint32_t *pc;
pascal@12210 173 const char *pp;
pascal@12210 174 const char *ps;
pascal@12210 175 int i;
pascal@12210 176 uint32_t temp;
pascal@12210 177
pascal@12210 178
pascal@12210 179 pc = C_array;
pascal@12210 180 pp = P_array;
pascal@12210 181 ps = S_array - 4;
pascal@12210 182
pascal@12210 183 for (i = 0; i < 64; i++) {
pascal@12210 184 if ((i & 0x0f) == 0)
pascal@12210 185 ps += 4;
pascal@12210 186 temp = A;
pascal@12210 187 switch (i >> 4) {
pascal@12210 188 case 0:
pascal@12210 189 temp += FF(B, C, D);
pascal@12210 190 break;
pascal@12210 191 case 1:
pascal@12210 192 temp += FG(B, C, D);
pascal@12210 193 break;
pascal@12210 194 case 2:
pascal@12210 195 temp += FH(B, C, D);
pascal@12210 196 break;
pascal@12210 197 case 3:
pascal@12210 198 temp += FI(B, C, D);
pascal@12210 199 }
pascal@12210 200 temp += words[(int) (*pp++)] + *pc++;
pascal@12210 201 temp = rotl32(temp, ps[i & 3]);
pascal@12210 202 temp += B;
pascal@12210 203 A = D;
pascal@12210 204 D = C;
pascal@12210 205 C = B;
pascal@12210 206 B = temp;
pascal@12210 207 }
pascal@12210 208 /* Add checksum to the starting values */
pascal@12215 209 hash[0] += A;
pascal@12215 210 hash[1] += B;
pascal@12215 211 hash[2] += C;
pascal@12215 212 hash[3] += D;
pascal@12210 213
pascal@12210 214 }
pascal@12210 215 #undef FF
pascal@12210 216 #undef FG
pascal@12210 217 #undef FH
pascal@12210 218 #undef FI
pascal@12210 219
pascal@12210 220 /* Initialize structure containing state of computation.
pascal@12210 221 * (RFC 1321, 3.3: Step 3)
pascal@12210 222 */
pascal@12215 223 static void md5_begin(void)
pascal@12210 224 {
pascal@12215 225 hash[0] = 0x67452301;
pascal@12215 226 hash[1] = 0xefcdab89;
pascal@12215 227 hash[2] = 0x98badcfe;
pascal@12215 228 hash[3] = 0x10325476;
pascal@12215 229 total64 = 0;
pascal@12210 230 }
pascal@12210 231
pascal@12210 232 /* Used also for sha1 and sha256 */
pascal@12215 233 #define md5_hash common64_hash
pascal@12210 234
pascal@12210 235 /* Process the remaining bytes in the buffer and put result from CTX
pascal@12210 236 * in first 16 bytes following RESBUF. The result is always in little
pascal@12210 237 * endian byte order, so that a byte-wise output yields to the wanted
pascal@12210 238 * ASCII representation of the message digest.
pascal@12210 239 */
pascal@12215 240 #define md5_end common64_end
pascal@12210 241
pascal@12210 242 /*
pascal@12210 243 * Copyright (C) 2003 Glenn L. McGrath
pascal@12210 244 * Copyright (C) 2003-2004 Erik Andersen
pascal@12210 245 *
pascal@12210 246 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
pascal@12210 247 */
pascal@12210 248
pascal@12215 249 static char *unrockridge(const char *name)
pascal@12212 250 {
pascal@12212 251 static char buffer[256];
pascal@12215 252 int i = 0, j = 8;
pascal@12215 253 while (*name && i < 255) {
pascal@12215 254 char c = *name++;
pascal@12215 255 //if (c == '\\') c = '/';
pascal@12215 256 if (c == '.') {
pascal@12215 257 for (j = i; --j >= 0 && buffer[j] != '/';)
pascal@12215 258 if (buffer[j] == '.') buffer[j] = '_';
pascal@12215 259 if (i - j > 9) i = j + 9;
pascal@12215 260 j = i + 4;
pascal@12212 261 }
pascal@12215 262 else if (c == '/') j = i + 9;
pascal@12212 263 else if (i >= j) continue;
pascal@12215 264 else if (c >= 'a' && c <= 'z') c += 'A' - 'a';
pascal@12215 265 else if ((c < 'A' || c > 'Z') && (c < '0' || c > '9')) c = '_';
pascal@12215 266 buffer[i++] = c;
pascal@12212 267 }
pascal@12215 268 buffer[i] = 0;
pascal@12212 269 return buffer;
pascal@12212 270 }
pascal@12212 271
pascal@12210 272 static uint8_t *hash_file(const char *filename)
pascal@12210 273 {
pascal@12210 274 int src_fd, count;
pascal@12215 275 uint8_t in_buf[4096];
pascal@12215 276 static uint8_t hash_value[16*2+1];
pascal@12210 277
pascal@12210 278 src_fd = open(filename, O_RDONLY);
pascal@12210 279 if (src_fd < 0) {
pascal@12215 280 src_fd = open(unrockridge(filename), O_RDONLY);
pascal@12212 281 }
pascal@12212 282 if (src_fd < 0) {
pascal@12210 283 return NULL;
pascal@12210 284 }
pascal@12210 285
pascal@12215 286 md5_begin();
pascal@12210 287 while ((count = read(src_fd, in_buf, 4096)) > 0) {
pascal@12215 288 md5_hash(in_buf, count);
pascal@12210 289 }
pascal@12210 290
pascal@12210 291 close(src_fd);
pascal@12215 292
pascal@12215 293 if (count)
pascal@12215 294 return NULL;
pascal@12215 295
pascal@12215 296 md5_end();
pascal@12215 297 bin2hex((char *)hash_value);
pascal@12210 298
pascal@12210 299 return hash_value;
pascal@12210 300 }
pascal@12210 301
pascal@13295 302 static int main_say(int argc, char **argv)
pascal@13295 303 {
pascal@13295 304 int i;
pascal@13295 305 for (i = 1; i < argc; i++) {
pascal@13295 306 printf("%s ",argv[i]);
pascal@13295 307 }
pascal@13295 308 sleep(5);
pascal@13551 309 return 0;
pascal@13295 310 }
pascal@13295 311
pascal@12273 312 static int main_md5sum(int argc, char **argv)
pascal@12210 313 {
pascal@12215 314 int files = 0, tested = 0, good = 0;
pascal@12215 315 static char clear_eol[] = " ";
pascal@12210 316
pascal@12210 317 (void) argc;
pascal@12210 318 /* -c implied */
pascal@12287 319 argv++;
pascal@12210 320 do {
pascal@12210 321 FILE *fp;
pascal@13361 322 char eol, *line, buffer[4096];
pascal@12210 323 fp = fopen(*argv,"r");
pascal@12212 324 if (fp == NULL)
pascal@12215 325 fp = fopen(unrockridge(*argv),"r");
pascal@12210 326
pascal@13361 327 while ((line = fgets(buffer,sizeof(buffer),fp)) != NULL) {
pascal@12210 328 uint8_t *hash_value;
pascal@12210 329 char *filename_ptr, *status;
pascal@12210 330 int len = strlen(line);
pascal@12210 331
pascal@12210 332 if (line[0] < '0')
pascal@12210 333 continue;
pascal@12210 334 if (line[len-1] == '\n')
pascal@12210 335 line[len-1] = 0;
pascal@12210 336 filename_ptr = strstr(line, " ");
pascal@12210 337 /* handle format for binary checksums */
pascal@12210 338 if (filename_ptr == NULL) {
pascal@12210 339 filename_ptr = strstr(line, " *");
pascal@12210 340 }
pascal@12210 341 if (filename_ptr == NULL) {
pascal@12210 342 continue;
pascal@12210 343 }
pascal@12210 344 *filename_ptr = '\0';
pascal@12210 345 *++filename_ptr = '/';
pascal@12212 346 if (filename_ptr[1] == '/')
pascal@12212 347 filename_ptr++;
pascal@12210 348
pascal@12215 349 files++;
pascal@12215 350 status = "NOT CHECKED";
pascal@12215 351 eol = '\n';
pascal@12211 352 hash_value = hash_file(filename_ptr);
pascal@12211 353 if (hash_value) {
pascal@12215 354 tested++;
pascal@12215 355 status = "BROKEN";
pascal@12215 356 if (!strcmp((char*)hash_value, line)) {
pascal@12215 357 good++;
pascal@12215 358 status = "OK";
pascal@12215 359 eol = ' ';
pascal@12210 360 }
pascal@12210 361 }
pascal@12215 362 printf("\r%s: %s%s%c", filename_ptr, status, clear_eol, eol);
pascal@12210 363 }
pascal@12210 364 fclose(fp);
pascal@12210 365 } while (*++argv);
pascal@12215 366 printf("\r%d files OK, %d broken, %d not checked.%s\n",
pascal@12215 367 good, tested - good, files - tested, clear_eol);
pascal@12287 368 sleep(5);
pascal@12273 369 return 0;
pascal@12215 370 }
pascal@12210 371
pascal@12273 372 /*
pascal@12273 373 * ifmem.c
pascal@12273 374 *
pascal@12273 375 * Run one command if the memory is large enought, and another if it isn't.
pascal@12273 376 *
pascal@12273 377 * Usage:
pascal@12273 378 *
pascal@12273 379 * label boot_kernel
pascal@12273 380 * kernel ifmem.c
pascal@12273 381 * append size_in_KB boot_large [size_in_KB boot_medium] boot_small
pascal@12273 382 *
pascal@12273 383 * label boot_large
pascal@12273 384 * kernel vmlinuz_large_memory
pascal@12273 385 * append ...
pascal@12273 386 *
pascal@12273 387 * label boot_small
pascal@12273 388 * kernel vmlinuz_small_memory
pascal@12273 389 * append ...
pascal@12273 390 */
pascal@12273 391
pascal@12273 392 #include <inttypes.h>
pascal@12273 393 #include <alloca.h>
pascal@12273 394 #include <syslinux/boot.h>
pascal@12273 395
pascal@12273 396 struct e820_data {
pascal@12273 397 uint64_t base;
pascal@12273 398 uint64_t len;
pascal@12273 399 uint32_t type;
pascal@12273 400 uint32_t extattr;
pascal@12273 401 } __attribute__((packed));
pascal@12273 402
pascal@12273 403 // Get memory size in Kb
pascal@12273 404 static unsigned long memory_size(void)
pascal@12273 405 {
pascal@12273 406 uint64_t bytes = 0;
pascal@12273 407 static com32sys_t ireg, oreg;
pascal@12273 408 static struct e820_data ed;
pascal@12273 409
pascal@12273 410 ireg.eax.w[0] = 0xe820;
pascal@12273 411 ireg.edx.l = 0x534d4150;
pascal@12273 412 ireg.ecx.l = sizeof(struct e820_data);
pascal@12273 413 ireg.edi.w[0] = OFFS(__com32.cs_bounce);
pascal@12273 414 ireg.es = SEG(__com32.cs_bounce);
pascal@12273 415
pascal@12273 416 ed.extattr = 1;
pascal@12273 417
pascal@12273 418 do {
pascal@12273 419 memcpy(__com32.cs_bounce, &ed, sizeof ed);
pascal@12273 420
pascal@12273 421 __intcall(0x15, &ireg, &oreg);
pascal@12273 422 if (oreg.eflags.l & EFLAGS_CF ||
pascal@12273 423 oreg.eax.l != 0x534d4150 ||
pascal@12273 424 oreg.ecx.l < 20)
pascal@12273 425 break;
pascal@12273 426
pascal@12273 427 memcpy(&ed, __com32.cs_bounce, sizeof ed);
pascal@12273 428
pascal@12273 429 if (ed.type == 1)
pascal@12273 430 bytes += ed.len;
pascal@12273 431
pascal@12273 432 ireg.ebx.l = oreg.ebx.l;
pascal@12273 433 } while (ireg.ebx.l);
pascal@12273 434
pascal@12273 435 if (!bytes) {
pascal@12273 436 memset(&ireg, 0, sizeof ireg);
pascal@12273 437 ireg.eax.w[0] = 0x8800;
pascal@12273 438 __intcall(0x15, &ireg, &oreg);
pascal@12273 439 return ireg.eax.w[0];
pascal@12273 440 }
pascal@12273 441 return bytes >> 10;
pascal@12273 442 }
pascal@12273 443
pascal@12349 444 static void usage(const char *msg)
pascal@12349 445 {
pascal@12349 446 fprintf(stderr,"\n%s\n.",msg);
pascal@12349 447 sleep(5);
pascal@12349 448 exit(1);
pascal@12349 449 }
pascal@12349 450
pascal@12273 451 static int main_ifmem(int argc, char *argv[])
pascal@12273 452 {
pascal@12273 453 int i;
pascal@12273 454 unsigned long ram_size;
pascal@12273 455
pascal@12273 456 if (argc < 4) {
pascal@12349 457 usage("Usage: ifmem.c32 size_KB boot_large_memory boot_small_memory");
pascal@12273 458 }
pascal@12273 459
pascal@12273 460 // find target according to ram size
pascal@12273 461 ram_size = memory_size();
pascal@12273 462 printf("Total memory found %luK.\n",ram_size);
pascal@12273 463 ram_size += (1 << 10); // add 1M to round boundaries...
pascal@12273 464
pascal@12273 465 i = 1;
pascal@12273 466 do {
pascal@12273 467 char *s = argv[i];
pascal@12273 468 char *p = s;
pascal@12273 469 unsigned long scale = 1;
pascal@12273 470
pascal@12273 471 while (*p >= '0' && *p <= '9') p++;
pascal@12273 472 switch (*p | 0x20) {
pascal@12273 473 case 'g': scale <<= 10;
pascal@12273 474 case 'm': scale <<= 10;
pascal@12273 475 default : *p = 0; break;
pascal@12273 476 }
pascal@12273 477 i++; // seek to label
pascal@12273 478 if (ram_size >= scale * strtoul(s, NULL, 0)) break;
pascal@12273 479 i++; // next size or default label
pascal@12273 480 } while (i + 1 < argc);
pascal@12273 481
pascal@12349 482 if (i != argc) syslinux_run_command(argv[i]);
pascal@12273 483 else syslinux_run_default();
pascal@12273 484 return -1;
pascal@12273 485 }
pascal@12273 486
pascal@12273 487 #include <syslinux/reboot.h>
pascal@12273 488
pascal@12273 489 static int main_reboot(int argc, char *argv[])
pascal@12273 490 {
pascal@12273 491 int warm = 0;
pascal@12273 492 int i;
pascal@12273 493
pascal@12273 494 for (i = 1; i < argc; i++) {
pascal@12273 495 if (!strcmp(argv[i], "-w") || !strcmp(argv[i], "--warm"))
pascal@12273 496 warm = 1;
pascal@12273 497 }
pascal@12273 498
pascal@12273 499 syslinux_reboot(warm);
pascal@12273 500 }
pascal@12273 501
pascal@12273 502 /* APM poweroff module.
pascal@12273 503 * based on poweroff.asm, Copyright 2009 Sebastian Herbszt
pascal@12273 504 */
pascal@12273 505
pascal@12273 506 static int main_poweroff(int argc, char *argv[])
pascal@12273 507 {
pascal@12273 508 static com32sys_t ireg, oreg;
pascal@12273 509 static char notsupported[] ="APM 1.1+ not supported";
pascal@12273 510 unsigned i;
pascal@12273 511 static struct {
pascal@12273 512 unsigned short ax;
pascal@12273 513 unsigned short bx;
pascal@12273 514 unsigned short cx;
pascal@12273 515 char *msg;
pascal@12273 516 } inst[] = {
pascal@12273 517 { 0x5300, // APM Installation Check (00h)
pascal@12273 518 0, // APM BIOS (0000h)
pascal@12273 519 0, "APM not present" },
pascal@12273 520 { 0x5301, // APM Real Mode Interface Connect (01h)
pascal@12273 521 0, // APM BIOS (0000h)
pascal@12273 522 0, "APM RM interface connect failed" },
pascal@12273 523 { 0x530E, // APM Driver Version (0Eh)
pascal@12273 524 0, // APM BIOS (0000h)
pascal@12273 525 0x0101, // APM Driver Version version 1.1
pascal@12273 526 notsupported },
pascal@12273 527 { 0x5307, // Set Power State (07h)
pascal@12273 528 1, // All devices power managed by the APM
pascal@12273 529 3, // Power state off
pascal@12273 530 "Power off failed" }
pascal@12273 531 };
pascal@12273 532
pascal@12273 533 (void) argc;
pascal@12273 534 (void) argv;
pascal@12273 535 for (i = 0; i < sizeof(inst)/sizeof(inst[0]); i++) {
pascal@12273 536 char *msg = inst[i].msg;
pascal@12273 537
pascal@12273 538 ireg.eax.w[0] = inst[i].ax;
pascal@12273 539 ireg.ebx.w[0] = inst[i].bx;
pascal@12273 540 ireg.ecx.w[0] = inst[i].cx;
pascal@12273 541 __intcall(0x15, &ireg, &oreg);
pascal@12273 542 if ((oreg.eflags.l & EFLAGS_CF) == 0) {
pascal@12273 543 switch (inst[i].ax) {
pascal@12273 544 case 0x5300 :
pascal@12273 545 if (oreg.ebx.w[0] != 0x504D /* 'PM' */) break;
pascal@12273 546 msg = "Power management disabled";
pascal@12273 547 if (oreg.ecx.w[0] & 8) break; // bit 3 APM BIOS Power Management disabled
pascal@12273 548 case 0x530E :
pascal@12273 549 msg = notsupported;
pascal@12273 550 if (oreg.eax.w[0] < 0x101) break;
pascal@12273 551 default : continue;
pascal@12273 552 }
pascal@12273 553 }
pascal@12273 554 printf("%s.\n", msg);
pascal@12273 555 return 1;
pascal@12273 556 }
pascal@12273 557 return 0;
pascal@12273 558 }
pascal@12273 559
pascal@12287 560 /*
pascal@12287 561 * Copyright 2009 Intel Corporation; author: H. Peter Anvin
pascal@12287 562 */
pascal@12287 563
pascal@12287 564 #include <syslinux/keyboard.h>
pascal@12287 565 #include <syslinux/loadfile.h>
pascal@12287 566 #include <syslinux/adv.h>
pascal@12287 567
pascal@12349 568 static void setlinuxarg(int slot, int argc, char *argv[])
pascal@12349 569 {
pascal@12349 570 for (; argc--; argv++)
pascal@12349 571 syslinux_setadv(slot++, strlen(*argv), *argv);
pascal@12349 572 }
pascal@12349 573
pascal@12287 574 static int main_kbdmap(int argc, char *argv[])
pascal@12287 575 {
pascal@12287 576 const struct syslinux_keyboard_map *const kmap = syslinux_keyboard_map();
pascal@12287 577 size_t map_size, size, i;
pascal@12287 578 char *kbdmap, *msg;
pascal@12287 579
pascal@12287 580 if (argc < 3)
pascal@12349 581 usage("Usage: kbdmap archive.cpio mapfile [cmdline]..");
pascal@12287 582
pascal@12293 583 // Save extra cmdline arguments
pascal@12349 584 setlinuxarg(1, argc - 3, argv + 3);
pascal@12293 585
pascal@13318 586 msg="Append to kernel parameters: ";
pascal@13551 587 for (i = 3; i < (size_t) argc; i++, msg = " ")
pascal@13318 588 printf("%s%s",msg,argv[i]);
pascal@13318 589 printf("\n\n Hit RETURN to continue.\n");
pascal@13317 590
pascal@12287 591 msg = "Load error";
pascal@12287 592 if (kmap->version != 1 ||
pascal@12287 593 loadfile(argv[1], (void **) &kbdmap, &map_size) ||
pascal@12287 594 strncmp(kbdmap, "07070", 5))
pascal@12287 595 goto kbdmap_error;
pascal@12287 596
pascal@12287 597 // search for mapfile in cpio archive
pascal@12287 598 for (i = 0; i < map_size;) {
pascal@12287 599 int len, j;
pascal@12287 600 char *name;
pascal@12287 601
pascal@12287 602 for (j = size = 0; j < 8; j++) {
pascal@12287 603 char c = kbdmap[54 + i + j] - '0';
pascal@12287 604 if (c > 9) c += '0' + 10 - 'A';
pascal@12287 605 size <<= 4;
pascal@12287 606 size += c;
pascal@12287 607 }
pascal@12287 608 i += 110;
pascal@12287 609 name = kbdmap + i;
pascal@12287 610 len = 1 + strlen(name);
pascal@12287 611 i += len;
pascal@12287 612 i += ((-i)&3);
pascal@12287 613 if (!strcmp(name, argv[2])) {
pascal@12287 614 kbdmap += i;
pascal@12287 615 break;
pascal@12287 616 }
pascal@12287 617 i += size + ((-size)&3);
pascal@12287 618 }
pascal@12287 619
pascal@12287 620 msg = "Filename error";
pascal@12287 621 if (i >= map_size)
pascal@12287 622 goto kbdmap_error;
pascal@12287 623
pascal@12287 624 msg = "Format error";
pascal@12287 625 if (size != kmap->length)
pascal@12287 626 goto kbdmap_error;
pascal@12287 627
pascal@12287 628 memcpy(kmap->map, kbdmap, size);
pascal@12287 629
pascal@12287 630 return 0;
pascal@12287 631
pascal@12287 632 kbdmap_error:
pascal@12287 633 printf("%s.\n",msg);
pascal@12287 634 return 1;
pascal@12287 635 }
pascal@12287 636
pascal@12287 637 /* ----------------------------------------------------------------------- *
pascal@12287 638 *
pascal@12287 639 * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
pascal@13551 640 * Copyright 2009-2012 Intel Corporation; author: H. Peter Anvin
pascal@12287 641 *
pascal@12287 642 * Permission is hereby granted, free of charge, to any person
pascal@12287 643 * obtaining a copy of this software and associated documentation
pascal@12287 644 * files (the "Software"), to deal in the Software without
pascal@12287 645 * restriction, including without limitation the rights to use,
pascal@12287 646 * copy, modify, merge, publish, distribute, sublicense, and/or
pascal@12287 647 * sell copies of the Software, and to permit persons to whom
pascal@12287 648 * the Software is furnished to do so, subject to the following
pascal@12287 649 * conditions:
pascal@12287 650 *
pascal@12287 651 * The above copyright notice and this permission notice shall
pascal@12287 652 * be included in all copies or substantial portions of the Software.
pascal@12287 653 *
pascal@12287 654 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
pascal@12287 655 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
pascal@12287 656 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
pascal@12287 657 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
pascal@12287 658 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
pascal@12287 659 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
pascal@12287 660 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
pascal@12287 661 * OTHER DEALINGS IN THE SOFTWARE.
pascal@12287 662 *
pascal@12287 663 * ----------------------------------------------------------------------- */
pascal@12287 664
pascal@12287 665 /*
pascal@12287 666 * linux.c
pascal@12287 667 *
pascal@12287 668 * Sample module to load Linux kernels. This module can also create
pascal@12287 669 * a file out of the DHCP return data if running under PXELINUX.
pascal@12287 670 *
pascal@12287 671 * If -dhcpinfo is specified, the DHCP info is written into the file
pascal@12287 672 * /dhcpinfo.dat in the initramfs.
pascal@12287 673 *
pascal@12287 674 * Usage: linux.c32 [-dhcpinfo] kernel arguments...
pascal@12287 675 */
pascal@12287 676
pascal@13551 677 #include <errno.h>
pascal@12287 678 #include <stdbool.h>
pascal@12287 679 #include <stdlib.h>
pascal@12287 680 #include <stdio.h>
pascal@12287 681 #include <string.h>
pascal@12287 682 #include <console.h>
pascal@17057 683 #include <cpuid.h>
pascal@12287 684 #include <syslinux/loadfile.h>
pascal@12287 685 #include <syslinux/linux.h>
pascal@12287 686 #include <syslinux/pxe.h>
pascal@12287 687
pascal@12287 688 const char *progname = "linux.c32";
pascal@12287 689
pascal@12287 690 /* Find the last instance of a particular command line argument
pascal@12287 691 (which should include the final =; do not use for boolean arguments) */
pascal@12287 692 static char *find_argument(char **argv, const char *argument)
pascal@12287 693 {
pascal@12287 694 int la = strlen(argument);
pascal@12287 695 char **arg;
pascal@12287 696 char *ptr = NULL;
pascal@12287 697
pascal@12287 698 for (arg = argv; *arg; arg++) {
pascal@12287 699 if (!memcmp(*arg, argument, la))
pascal@12287 700 ptr = *arg + la;
pascal@12287 701 }
pascal@12287 702
pascal@12287 703 return ptr;
pascal@12287 704 }
pascal@12287 705
pascal@12287 706 /* Search for a boolean argument; return its position, or 0 if not present */
pascal@12287 707 static int find_boolean(char **argv, const char *argument)
pascal@12287 708 {
pascal@12287 709 char **arg;
pascal@12287 710
pascal@12287 711 for (arg = argv; *arg; arg++) {
pascal@12287 712 if (!strcmp(*arg, argument))
pascal@12287 713 return (arg - argv) + 1;
pascal@12287 714 }
pascal@12287 715
pascal@12287 716 return 0;
pascal@12287 717 }
pascal@12287 718
pascal@12287 719 /* Stitch together the command line from a set of argv's */
pascal@12287 720 static char *make_cmdline(char **argv)
pascal@12287 721 {
pascal@12287 722 char **arg;
pascal@13552 723 size_t bytes, size;
pascal@12287 724 char *cmdline, *p;
pascal@13552 725 int i;
pascal@12287 726
pascal@12287 727 bytes = 1; /* Just in case we have a zero-entry cmdline */
pascal@12287 728 for (arg = argv; *arg; arg++) {
pascal@12287 729 bytes += strlen(*arg) + 1;
pascal@12287 730 }
pascal@13552 731 for (i = 0; i < 255; i++)
pascal@13552 732 if (syslinux_getadv(i, &size))
pascal@13552 733 bytes += ++size;
pascal@13552 734
pascal@12287 735 p = cmdline = malloc(bytes);
pascal@12287 736 if (!cmdline)
pascal@12287 737 return NULL;
pascal@12287 738
pascal@12287 739 for (arg = argv; *arg; arg++) {
pascal@12287 740 int len = strlen(*arg);
pascal@12287 741 memcpy(p, *arg, len);
pascal@12287 742 p[len] = ' ';
pascal@12287 743 p += len + 1;
pascal@12287 744 }
pascal@12287 745
pascal@13552 746 for (i = 0; i < 255; i++) {
pascal@13552 747 const void *q = syslinux_getadv(i, &size);
pascal@13552 748 if (q == NULL) continue;
pascal@13552 749 memcpy(p, q, size);
pascal@13552 750 p[size] = ' ';
pascal@13552 751 p += size + 1;
pascal@13552 752 }
pascal@13552 753
pascal@12287 754 if (p > cmdline)
pascal@12287 755 p--; /* Remove the last space */
pascal@12287 756 *p = '\0';
pascal@12287 757
pascal@12287 758 return cmdline;
pascal@12287 759 }
pascal@12287 760
pascal@17057 761 static bool __constfunc cpu_has_cpuid(void)
pascal@17057 762 {
pascal@17057 763 return cpu_has_eflag(X86_EFLAGS_ID);
pascal@17057 764 }
pascal@17057 765
pascal@17057 766 static bool __constfunc cpu_has_level(uint32_t level)
pascal@17057 767 {
pascal@17057 768 uint32_t group;
pascal@17057 769 uint32_t limit;
pascal@17057 770
pascal@17057 771 if (!cpu_has_cpuid())
pascal@17057 772 return false;
pascal@17057 773
pascal@17057 774 group = level & 0xffff0000;
pascal@17057 775 limit = cpuid_eax(group);
pascal@17057 776
pascal@17057 777 if ((limit & 0xffff0000) != group)
pascal@17057 778 return false;
pascal@17057 779
pascal@17057 780 if (level > limit)
pascal@17057 781 return false;
pascal@17057 782
pascal@17057 783 return true;
pascal@17057 784 }
pascal@17057 785
pascal@17057 786 /* This only supports feature groups 0 and 1, corresponding to the
pascal@17057 787 Intel and AMD EDX bit vectors. We can add more later if need be. */
pascal@17057 788 static bool __constfunc cpu_has_feature(int x)
pascal@17057 789 {
pascal@17057 790 uint32_t level = ((x & 1) << 31) | 1;
pascal@17057 791
pascal@17057 792 return cpu_has_level(level) && ((cpuid_edx(level) >> (x & 31) & 1));
pascal@17057 793 }
pascal@17057 794
pascal@17057 795 static char *extfilename(char *filename, char *ext, int feature)
pascal@17057 796 {
pascal@17060 797 #define NEWFILENAMESZ 256
pascal@17057 798 static char newfilename[NEWFILENAMESZ+1];
pascal@17057 799 char *found = filename;
pascal@17060 800 char *new = newfilename;
pascal@17060 801 int fd;
pascal@17057 802
pascal@17057 803 if (strlen(filename) + strlen(ext) <= NEWFILENAMESZ) {
pascal@17058 804 strcpy(newfilename, filename);
pascal@17057 805 if (cpu_has_feature(feature)) {
pascal@17057 806 strcat(newfilename, ext);
pascal@17060 807 fd = open(new, O_RDONLY);
pascal@17060 808 if (fd < 0)
pascal@17060 809 fd = open(new = unrockridge(new), O_RDONLY);
pascal@17060 810 if (fd >= 0) {
pascal@17060 811 found = new;
pascal@17060 812 close(fd);
pascal@17060 813 }
pascal@17057 814 }
pascal@17057 815 }
pascal@17057 816 return found;
pascal@17057 817 }
pascal@17057 818
pascal@17057 819 static char *bestextfilename(char *filename)
pascal@17057 820 {
pascal@17057 821 char *found;
pascal@17057 822
pascal@17057 823 //found = extfilename(filename, "fpu", X86_FEATURE_FPU);
pascal@17057 824 //found = extfilename(filename, "686", X86_FEATURE_CMOV);
pascal@17057 825 //found = extfilename(filename, "pae", X86_FEATURE_PAE);
pascal@17057 826 found = extfilename(filename, "64", X86_FEATURE_LM);
pascal@17057 827 //found = extfilename(filename, "guest", X86_FEATURE_HYPERVISOR);
pascal@17057 828 return found;
pascal@17057 829 }
pascal@17057 830
pascal@13551 831 static int setup_data_file(struct setup_data *setup_data,
pascal@13551 832 uint32_t type, const char *filename,
pascal@13551 833 bool opt_quiet)
pascal@13551 834 {
pascal@13551 835 if (!opt_quiet)
pascal@13551 836 printf("Loading %s... ", filename);
pascal@13551 837
pascal@13551 838 if (setup_data_load(setup_data, type, filename)) {
pascal@13551 839 if (opt_quiet)
pascal@13551 840 printf("Loading %s ", filename);
pascal@13551 841 printf("failed\n");
pascal@13551 842 return -1;
pascal@13551 843 }
pascal@13551 844
pascal@13551 845 if (!opt_quiet)
pascal@13551 846 printf("ok\n");
pascal@13551 847
pascal@13551 848 return 0;
pascal@13551 849 }
pascal@13551 850
pascal@12287 851 static int main_linux(int argc, char *argv[])
pascal@12287 852 {
pascal@12287 853 const char *kernel_name;
pascal@17057 854 const char *initrd_name;
pascal@12287 855 struct initramfs *initramfs;
pascal@13551 856 struct setup_data *setup_data;
pascal@12287 857 char *cmdline;
pascal@12287 858 char *boot_image;
pascal@12287 859 void *kernel_data;
pascal@12287 860 size_t kernel_len;
pascal@12287 861 bool opt_dhcpinfo = false;
pascal@12287 862 bool opt_quiet = false;
pascal@12287 863 void *dhcpdata;
pascal@12287 864 size_t dhcplen;
pascal@13551 865 char **argp, **argl, *arg, *p;
pascal@13551 866
pascal@13551 867 openconsole(&dev_null_r, &dev_stdcon_w);
pascal@12287 868
pascal@12287 869 (void)argc;
pascal@12287 870 argp = argv + 1;
pascal@12287 871
pascal@12287 872 while ((arg = *argp) && arg[0] == '-') {
pascal@12287 873 if (!strcmp("-dhcpinfo", arg)) {
pascal@12287 874 opt_dhcpinfo = true;
pascal@12287 875 } else {
pascal@12287 876 fprintf(stderr, "%s: unknown option: %s\n", progname, arg);
pascal@12287 877 return 1;
pascal@12287 878 }
pascal@12287 879 argp++;
pascal@12287 880 }
pascal@12287 881
pascal@12287 882 if (!arg) {
pascal@12287 883 fprintf(stderr, "%s: missing kernel name\n", progname);
pascal@12287 884 return 1;
pascal@12287 885 }
pascal@12287 886
pascal@17061 887 kernel_name = arg;
pascal@12287 888
pascal@13551 889 errno = 0;
pascal@12287 890 boot_image = malloc(strlen(kernel_name) + 12);
pascal@13551 891 if (!boot_image) {
pascal@13551 892 fprintf(stderr, "Error allocating BOOT_IMAGE string: ");
pascal@12287 893 goto bail;
pascal@13551 894 }
pascal@12287 895 strcpy(boot_image, "BOOT_IMAGE=");
pascal@12287 896 strcpy(boot_image + 11, kernel_name);
pascal@12287 897 /* argp now points to the kernel name, and the command line follows.
pascal@12287 898 Overwrite the kernel name with the BOOT_IMAGE= argument, and thus
pascal@12287 899 we have the final argument. */
pascal@12287 900 *argp = boot_image;
pascal@12287 901
pascal@12287 902 if (find_boolean(argp, "quiet"))
pascal@12287 903 opt_quiet = true;
pascal@12287 904
pascal@12287 905 if (!opt_quiet)
pascal@12287 906 printf("Loading %s... ", kernel_name);
pascal@13551 907 errno = 0;
pascal@17061 908 if (loadfile(bestextfilename(kernel_name), &kernel_data, &kernel_len)) {
pascal@12287 909 if (opt_quiet)
pascal@12287 910 printf("Loading %s ", kernel_name);
pascal@13551 911 printf("failed: ");
pascal@12287 912 goto bail;
pascal@12287 913 }
pascal@12287 914 if (!opt_quiet)
pascal@12287 915 printf("ok\n");
pascal@12287 916
pascal@13551 917 errno = 0;
pascal@12287 918 cmdline = make_cmdline(argp);
pascal@13551 919 if (!cmdline) {
pascal@13551 920 fprintf(stderr, "make_cmdline() failed: ");
pascal@12287 921 goto bail;
pascal@13551 922 }
pascal@12287 923
pascal@12287 924 /* Initialize the initramfs chain */
pascal@13551 925 errno = 0;
pascal@12287 926 initramfs = initramfs_init();
pascal@13551 927 if (!initramfs) {
pascal@13551 928 fprintf(stderr, "initramfs_init() failed: ");
pascal@12287 929 goto bail;
pascal@13551 930 }
pascal@12287 931
pascal@12287 932 if ((arg = find_argument(argp, "initrd="))) {
pascal@12287 933 do {
pascal@12287 934 p = strchr(arg, ',');
pascal@12287 935 if (p)
pascal@12287 936 *p = '\0';
pascal@12287 937
pascal@17061 938 initrd_name = arg;
pascal@12287 939 if (!opt_quiet)
pascal@17057 940 printf("Loading %s... ", initrd_name);
pascal@13551 941 errno = 0;
pascal@17061 942 if (initramfs_load_archive(initramfs, bestextfilename(initrd_name))) {
pascal@12287 943 if (opt_quiet)
pascal@17057 944 printf("Loading %s ", initrd_name);
pascal@13551 945 printf("failed: ");
pascal@12287 946 goto bail;
pascal@12287 947 }
pascal@12287 948 if (!opt_quiet)
pascal@12287 949 printf("ok\n");
pascal@12287 950
pascal@12287 951 if (p)
pascal@12287 952 *p++ = ',';
pascal@12287 953 } while ((arg = p));
pascal@12287 954 }
pascal@12287 955
pascal@12287 956 /* Append the DHCP info */
pascal@12287 957 if (opt_dhcpinfo &&
pascal@12287 958 !pxe_get_cached_info(PXENV_PACKET_TYPE_DHCP_ACK, &dhcpdata, &dhcplen)) {
pascal@13551 959 errno = 0;
pascal@12287 960 if (initramfs_add_file(initramfs, dhcpdata, dhcplen, dhcplen,
pascal@13551 961 "/dhcpinfo.dat", 0, 0755)) {
pascal@13551 962 fprintf(stderr, "Unable to add DHCP info: ");
pascal@12287 963 goto bail;
pascal@13551 964 }
pascal@13551 965 }
pascal@13551 966
pascal@13551 967 /* Handle dtb and eventually other setup data */
pascal@13551 968 setup_data = setup_data_init();
pascal@13551 969 if (!setup_data)
pascal@13551 970 goto bail;
pascal@13551 971
pascal@13551 972 for (argl = argv; (arg = *argl); argl++) {
pascal@13551 973 if (!memcmp(arg, "dtb=", 4)) {
pascal@13551 974 if (setup_data_file(setup_data, SETUP_DTB, arg+4, opt_quiet))
pascal@13551 975 goto bail;
pascal@13551 976 } else if (!memcmp(arg, "blob.", 5)) {
pascal@13551 977 uint32_t type;
pascal@13551 978 char *ep;
pascal@13551 979
pascal@13551 980 type = strtoul(arg + 5, &ep, 10);
pascal@13551 981 if (ep[0] != '=' || !ep[1])
pascal@13551 982 continue;
pascal@13551 983
pascal@13551 984 if (!type)
pascal@13551 985 continue;
pascal@13551 986
pascal@13551 987 if (setup_data_file(setup_data, type, ep+1, opt_quiet))
pascal@13551 988 goto bail;
pascal@13551 989 }
pascal@12287 990 }
pascal@12287 991
pascal@12287 992 /* This should not return... */
pascal@13551 993 errno = 0;
pascal@13551 994 syslinux_boot_linux(kernel_data, kernel_len, initramfs,
pascal@13551 995 setup_data, cmdline);
pascal@13551 996 fprintf(stderr, "syslinux_boot_linux() failed: ");
pascal@12287 997
pascal@12287 998 bail:
pascal@13551 999 switch(errno) {
pascal@13551 1000 case ENOENT:
pascal@13551 1001 fprintf(stderr, "File not found\n");
pascal@13551 1002 break;
pascal@13551 1003 case ENOMEM:
pascal@13551 1004 fprintf(stderr, "Out of memory\n");
pascal@13551 1005 break;
pascal@13551 1006 default:
pascal@13551 1007 fprintf(stderr, "Error %d\n", errno);
pascal@13551 1008 break;
pascal@13551 1009 }
pascal@13551 1010 fprintf(stderr, "%s: Boot aborted!\n", progname);
pascal@12287 1011 return 1;
pascal@12287 1012 }
pascal@12287 1013
pascal@12349 1014 static int main_setarg(int argc, char *argv[])
pascal@12349 1015 {
pascal@12349 1016 if (argc < 3) {
pascal@12349 1017 usage("Usage: setarg.c32 argnum [args]...");
pascal@12349 1018 }
pascal@12349 1019 setlinuxarg(atoi(argv[1]), argc - 2, argv + 2);
pascal@12349 1020 return 0;
pascal@12349 1021 }
pascal@12349 1022
pascal@12349 1023 static int main_ifarg(int argc, char *argv[])
pascal@12349 1024 {
pascal@12349 1025 int i;
pascal@12349 1026 size_t size;
pascal@12349 1027
pascal@12349 1028 if (argc < 3) {
pascal@12349 1029 usage("Usage: ifarg.c32 [argnum labelifset]... labelifnoneset");
pascal@12349 1030 }
pascal@12349 1031 for (i = 1; i < argc - 1; i += 2) {
pascal@13295 1032 int n = atoi(argv[i]);
pascal@13295 1033 if (n == -1) {
pascal@13295 1034 for (n = 0; n < 255; n++) {
pascal@13316 1035 if (syslinux_getadv(n, &size))
pascal@13295 1036 goto found;
pascal@13295 1037 }
pascal@13295 1038 continue;
pascal@13295 1039 }
pascal@13295 1040 else if (! syslinux_getadv(n, &size)) continue;
pascal@13295 1041 found:
pascal@13295 1042 syslinux_run_command(argv[i+1]);
pascal@12349 1043 }
pascal@12349 1044 if (i != argc) syslinux_run_command(argv[i]);
pascal@12349 1045 else syslinux_run_default();
pascal@12349 1046 return 0;
pascal@12349 1047 }
pascal@12349 1048
pascal@12349 1049 /* ----------------------------------------------------------------------- *
pascal@12349 1050 *
pascal@12349 1051 * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
pascal@12349 1052 *
pascal@12349 1053 * This program is free software; you can redistribute it and/or modify
pascal@12349 1054 * it under the terms of the GNU General Public License as published by
pascal@12349 1055 * the Free Software Foundation, Inc., 53 Temple Place Ste 330,
pascal@12349 1056 * Boston MA 02111-1307, USA; either version 2 of the License, or
pascal@12349 1057 * (at your option) any later version; incorporated herein by reference.
pascal@12349 1058 *
pascal@12349 1059 * ----------------------------------------------------------------------- */
pascal@12349 1060
pascal@12349 1061 static int main_listarg(int argc, char *argv[])
pascal@12349 1062 {
pascal@12349 1063 uint8_t *p, *ep;
pascal@12349 1064 size_t s = syslinux_adv_size();
pascal@12349 1065 char buf[256];
pascal@12349 1066
pascal@12349 1067 (void) argc;
pascal@12349 1068 (void) argv;
pascal@12349 1069 p = syslinux_adv_ptr();
pascal@12349 1070
pascal@12349 1071 printf("args size: %zd bytes at %p\n", s, p);
pascal@12349 1072
pascal@12349 1073 ep = p + s; /* Need at least opcode+len */
pascal@12349 1074 while (p < ep - 1 && *p) {
pascal@12349 1075 int t = *p++;
pascal@12349 1076 int l = *p++;
pascal@12349 1077
pascal@12349 1078 if (p + l > ep)
pascal@12349 1079 break;
pascal@12349 1080
pascal@12349 1081 memcpy(buf, p, l);
pascal@12349 1082 buf[l] = '\0';
pascal@12349 1083
pascal@12349 1084 printf("arg %3d: \"%s\"\n", t, buf);
pascal@12349 1085
pascal@12349 1086 p += l;
pascal@12349 1087 }
pascal@12349 1088 sleep(5);
pascal@12349 1089 return 0;
pascal@12349 1090 }
pascal@12349 1091
pascal@12273 1092 int main(int argc, char *argv[])
pascal@12273 1093 {
pascal@12273 1094 unsigned i;
pascal@12273 1095 static struct {
pascal@12273 1096 char *name;
pascal@12273 1097 int (*main)(int argc, char *argv[]);
pascal@12273 1098 } bin[] = {
pascal@13295 1099 { "say", main_say },
pascal@13295 1100 { "md5sum", main_md5sum },
pascal@13295 1101 { "ifmem", main_ifmem },
pascal@13295 1102 { "reboot", main_reboot },
pascal@12287 1103 { "poweroff", main_poweroff },
pascal@13295 1104 { "kbdmap", main_kbdmap },
pascal@13295 1105 { "linux", main_linux },
pascal@13295 1106 { "setarg", main_setarg },
pascal@13295 1107 { "ifarg", main_ifarg },
pascal@13295 1108 { "listarg", main_listarg }
pascal@12273 1109 };
pascal@12273 1110
pascal@12273 1111 openconsole(&dev_null_r, &dev_stdcon_w);
pascal@12273 1112
pascal@12273 1113 if (strstr(argv[0], "c32box")) { argc--; argv++; }
pascal@12273 1114 for (i = 0; i < sizeof(bin)/sizeof(bin[0]); i++)
pascal@12273 1115 if (strstr(argv[0], bin[i].name))
pascal@12273 1116 return bin[i].main(argc, argv);
pascal@12287 1117 printf("No %s in c32box modules\n", argv[0]);
pascal@12287 1118 for (i = 0; i < sizeof(bin)/sizeof(bin[0]); i++)
pascal@12287 1119 printf(" %s \n",bin[i].name);
pascal@12273 1120 return 1;
pascal@12273 1121 }