mirror of
https://github.com/vivier/EMILE.git
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151 lines
2.7 KiB
C
151 lines
2.7 KiB
C
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/*
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*
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* (c) 2004 Laurent Vivier <LaurentVivier@wanadoo.fr>
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*
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include "libemile.h"
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enum {
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ACTION_NONE = 0x00,
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ACTION_FLAGS = 0x01,
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ACTION_TYPE = 0x02,
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ACTION_STARTUP = 0x04,
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};
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enum {
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ARG_NONE = 0,
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ARG_HELP = 'h',
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ARG_FLAGS = 'f',
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ARG_TYPE ='t',
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ARG_STARTUP ='s',
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};
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static struct option long_options[] =
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{
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{"help", 0, NULL, ARG_HELP },
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{"flags", 1, NULL, ARG_FLAGS },
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{"type", 1, NULL, ARG_TYPE },
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{"startup", 0, NULL, ARG_STARTUP },
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{NULL, 0, NULL, 0 },
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};
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static void usage(int argc, char** argv)
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{
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fprintf(stderr, "Usage: %s [--startup|--flags FLAGS][--type TYPE] <partition>\n", argv[0]);
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fprintf(stderr, "\nbuild: \n%s\n", SIGNATURE);
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}
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int main(int argc, char** argv)
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{
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emile_map_t *map;
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int ret;
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int disk;
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int partition;
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char disk_name[16];
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char *driver;
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int action = ACTION_NONE;
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char *dev_name = NULL;
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int c;
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int option_index;
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int flags;
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char *type;
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while(1)
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{
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c = getopt_long(argc, argv, "hsf:t:", long_options,
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&option_index);
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if (c == -1)
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break;
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switch(c)
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{
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case ARG_HELP:
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usage(argc, argv);
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return 0;
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case ARG_FLAGS:
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action |= ACTION_FLAGS;
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flags = atoi(optarg);
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break;
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case ARG_TYPE:
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action |= ACTION_TYPE;
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type = optarg;
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break;
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case ARG_STARTUP:
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action |= ACTION_STARTUP;
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break;
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}
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}
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if (optind < argc)
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dev_name = argv[optind];
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if (dev_name == NULL)
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{
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fprintf(stderr, "ERROR: you must specify a device\n");
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return 1;
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}
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ret = emile_scsi_get_rdev(dev_name, &driver, &disk, &partition);
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if (ret == -1)
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{
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fprintf(stderr, "ERROR: cannot find disk of %s\n", dev_name);
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return 1;
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}
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sprintf(disk_name, "%s%c", driver, 'a' + disk);
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if (action & ACTION_STARTUP)
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{
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if (action & ~ACTION_STARTUP)
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{
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fprintf(stderr,
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"ERROR: don't use --startup with other flags\n");
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return 2;
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}
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ret = emile_map_set_startup(disk_name, partition - 1);
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if (ret == -1) {
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fprintf(stderr, "ERROR: cannot set startup partition\n");
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return 3;
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}
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}
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map = emile_map_open(disk_name, O_RDWR);
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if (map == NULL)
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{
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fprintf(stderr, "ERROR: cannot open partition map\n");
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return 4;
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}
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ret = emile_map_read(map, partition - 1);
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if (ret != partition - 1)
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{
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fprintf(stderr,
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"ERROR: cannot read partition %d info\n", partition);
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return 5;
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}
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printf("flags %d (%x) type %s\n", flags, flags, type);
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#if 0
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emile_map_set_flags(map, flags);
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emile_map_set_partition_type(map, type);
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ret = emile_map_write(map, partition - 1);
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if (ret != partition - 1)
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{
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fprintf(stderr,
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"ERROR: cannot write partition %d info\n", partition);
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return 5;
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}
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#endif
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emile_map_close(map);
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return 0;
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}
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