diff options
| -rw-r--r-- | flash_eraseall.c | 193 |
1 files changed, 89 insertions, 104 deletions
diff --git a/flash_eraseall.c b/flash_eraseall.c index a2a6b0a..5740719 100644 --- a/flash_eraseall.c +++ b/flash_eraseall.c @@ -47,24 +47,107 @@ static const char *exe_name; static const char *mtd_device; static int quiet; /* true -- don't output progress */ -static int jffs2; // format for jffs2 usage +static int jffs2; /* format for jffs2 usage */ -static void process_options (int argc, char *argv[]); -void show_progress (struct mtd_dev_info *mtd, uint64_t start); -static void display_help (void); -static void display_version (void); static struct jffs2_unknown_node cleanmarker; int target_endian = __BYTE_ORDER; +static void show_progress (struct mtd_dev_info *mtd, uint64_t start) +{ + printf("\rErasing %d Kibyte @ %llx -- %2llu %% complete.", + mtd->eb_size / 1024, (unsigned long long)start, + (unsigned long long) start * 100 / mtd->size); + fflush(stdout); +} + +static void display_help (void) +{ + printf("Usage: %s [OPTION] MTD_DEVICE\n" + "Erases all of the specified MTD device.\n" + "\n" + " -j, --jffs2 format the device for jffs2\n" + " -q, --quiet don't display progress messages\n" + " --silent same as --quiet\n" + " --help display this help and exit\n" + " --version output version information and exit\n", + exe_name); +} + + +static void display_version (void) +{ + printf(PROGRAM " " VERSION "\n" + "\n" + "Copyright (C) 2000 Arcom Control Systems Ltd\n" + "\n" + PROGRAM " comes with NO WARRANTY\n" + "to the extent permitted by law.\n" + "\n" + "You may redistribute copies of " PROGRAM "\n" + "under the terms of the GNU General Public Licence.\n" + "See the file `COPYING' for more information.\n"); +} + int main (int argc, char *argv[]) { libmtd_t mtd_desc; struct mtd_dev_info mtd; int fd, clmpos = 0, clmlen = 8, eb; int isNAND, bbtest = 1; + int error = 0; uint64_t offset = 0; - process_options(argc, argv); + exe_name = argv[0]; + for (;;) { + int option_index = 0; + static const char *short_options = "jq"; + static const struct option long_options[] = { + {"help", no_argument, 0, 0}, + {"version", no_argument, 0, 0}, + {"jffs2", no_argument, 0, 'j'}, + {"quiet", no_argument, 0, 'q'}, + {"silent", no_argument, 0, 'q'}, + + {0, 0, 0, 0}, + }; + + int c = getopt_long(argc, argv, short_options, + long_options, &option_index); + if (c == EOF) + break; + + switch (c) { + case 0: + switch (option_index) { + case 0: + display_help(); + return 0; + case 1: + display_version(); + return 0; + } + break; + case 'q': + quiet = 1; + break; + case 'j': + jffs2 = 1; + break; + case '?': + error = 1; + break; + } + } + if (optind == argc) { + fprintf(stderr, "%s: no MTD device specified\n", exe_name); + error = 1; + } + if (error) { + fprintf(stderr, "Try `%s --help' for more information.\n", + exe_name); + return 1; + } + mtd_device = argv[optind]; mtd_desc = libmtd_open(); if (mtd_desc == NULL) { @@ -191,101 +274,3 @@ int main (int argc, char *argv[]) return 0; } - -void process_options (int argc, char *argv[]) -{ - int error = 0; - - exe_name = argv[0]; - - for (;;) { - int option_index = 0; - static const char *short_options = "jq"; - static const struct option long_options[] = { - {"help", no_argument, 0, 0}, - {"version", no_argument, 0, 0}, - {"jffs2", no_argument, 0, 'j'}, - {"quiet", no_argument, 0, 'q'}, - {"silent", no_argument, 0, 'q'}, - - {0, 0, 0, 0}, - }; - - int c = getopt_long(argc, argv, short_options, - long_options, &option_index); - if (c == EOF) { - break; - } - - switch (c) { - case 0: - switch (option_index) { - case 0: - display_help(); - break; - case 1: - display_version(); - break; - } - break; - case 'q': - quiet = 1; - break; - case 'j': - jffs2 = 1; - break; - case '?': - error = 1; - break; - } - } - if (optind == argc) { - fprintf(stderr, "%s: no MTD device specified\n", exe_name); - error = 1; - } - if (error) { - fprintf(stderr, "Try `%s --help' for more information.\n", - exe_name); - exit(1); - } - - mtd_device = argv[optind]; -} - -void show_progress (struct mtd_dev_info *mtd, uint64_t start) -{ - printf("\rErasing %d Kibyte @ %llx -- %2llu %% complete.", - mtd->eb_size / 1024, (unsigned long long)start, - (unsigned long long) start * 100 / mtd->size); - fflush(stdout); -} - -void display_help (void) -{ - printf("Usage: %s [OPTION] MTD_DEVICE\n" - "Erases all of the specified MTD device.\n" - "\n" - " -j, --jffs2 format the device for jffs2\n" - " -q, --quiet don't display progress messages\n" - " --silent same as --quiet\n" - " --help display this help and exit\n" - " --version output version information and exit\n", - exe_name); - exit(0); -} - - -void display_version (void) -{ - printf(PROGRAM " " VERSION "\n" - "\n" - "Copyright (C) 2000 Arcom Control Systems Ltd\n" - "\n" - PROGRAM " comes with NO WARRANTY\n" - "to the extent permitted by law.\n" - "\n" - "You may redistribute copies of " PROGRAM "\n" - "under the terms of the GNU General Public Licence.\n" - "See the file `COPYING' for more information.\n"); - exit(0); -} |