FreeCalypso > hg > freecalypso-sw
view ffstools/tiffs-rd/main.c @ 438:0eb7c6389717
os_mem_ir.c: os_DeallocatePartition() done
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Sun, 22 Jun 2014 21:07:51 +0000 |
parents | 10afa4d39a7b |
children | 09b8b2327838 |
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/* * This C module contains the main() function for the tiffs utility, * dispatching control to different operation commands. */ #include <sys/types.h> #include <ctype.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "types.h" #include "globals.h" parse_org_arg(arg) char *arg; { char *cp; cp = index(arg, 'x'); if (!cp || !isdigit(cp[1]) || !isdigit(arg[0])) { fprintf(stderr, "error: TIFFS organization argument \"%s\" is invalid\n", arg); exit(1); } *cp++ = '\0'; if (!strcmp(arg, "8")) eraseblk_size = 0x2000; else if (!strcmp(arg, "16")) eraseblk_size = 0x4000; else if (!strcmp(arg, "32")) eraseblk_size = 0x8000; else if (!strcmp(arg, "64")) eraseblk_size = 0x10000; else if (!strcmp(arg, "128")) eraseblk_size = 0x20000; else if (!strcmp(arg, "256")) eraseblk_size = 0x40000; else { fprintf(stderr, "error: \"%s\" is not a recognized flash sector size\n", arg); exit(1); } total_blocks = atoi(cp); if (total_blocks < 1 || total_blocks > 128) { fprintf(stderr, "error: \"%s\" is not a reasonable number of FFS sectors\n", cp); exit(1); } total_ffs_size = eraseblk_size * total_blocks; inode_limit = eraseblk_size >> 4; } extern int cmd_blkhdr(); extern int cmd_cat(); extern int cmd_catino(); extern int cmd_fsinfo(); extern int cmd_ls(); extern int cmd_lsino(); extern int cmd_xtr(); static struct cmdtab { char *cmd; int (*func)(); } cmdtab[] = { {"blkhdr", cmd_blkhdr}, {"cat", cmd_cat}, {"catino", cmd_catino}, {"fsck", NULL}, {"fsinfo", cmd_fsinfo}, {"ls", cmd_ls}, {"lsino", cmd_lsino}, {"xtr", cmd_xtr}, {NULL, NULL} }; main(argc, argv) char **argv; { extern int optind; extern char *optarg; int c; char *cmd; struct cmdtab *tp; while ((c = getopt(argc, argv, "+a:o:r:v")) != EOF) switch (c) { case 'a': index_blk_num = atoi(optarg); continue; case 'o': imgfile_offset = strtoul(optarg, 0, 0); continue; case 'r': root_inode = strtoul(optarg, 0, 16); continue; case 'v': verbose++; continue; default: usage: fprintf(stderr, "usage: %s [global-options] <imgfile> <org> <op> ...\n", argv[0]); exit(1); } if (argc - optind < 3) goto usage; imgfile = argv[optind]; parse_org_arg(argv[optind+1]); cmd = argv[optind+2]; for (tp = cmdtab; tp->cmd; tp++) if (!strcmp(tp->cmd, cmd)) break; if (!tp->func) { fprintf(stderr, "%s: operation \"%s\" is unknown or unimplemented\n", argv[0], cmd); exit(1); } optind += 2; return tp->func(argc - optind, argv + optind); }