diff options
Diffstat (limited to 'extras/floppy/create_floppy_devices.c')
-rw-r--r-- | extras/floppy/create_floppy_devices.c | 82 |
1 files changed, 67 insertions, 15 deletions
diff --git a/extras/floppy/create_floppy_devices.c b/extras/floppy/create_floppy_devices.c index 91d3a58195..7b61ef05b1 100644 --- a/extras/floppy/create_floppy_devices.c +++ b/extras/floppy/create_floppy_devices.c @@ -21,6 +21,11 @@ #include <fcntl.h> #include <unistd.h> #include <string.h> +#include <pwd.h> +#include <grp.h> + +#include "../../udev.h" +#include "../../udev_selinux.h" static char *table[] = { "", "d360", "h1200", "u360", "u720", "h360", "h720", @@ -34,8 +39,32 @@ static char *table[] = { static int t360[] = { 1, 0 }; static int t1200[] = { 2, 5, 6, 10, 12, 14, 16, 18, 20, 23, 0 }; static int t3in[] = { 8, 9, 26, 27, 28, 7, 11, 15, 19, 24, 25, 29, 31, 3, 4, 13, 17, 21, 22, 30, 0 }; +static int *table_sup[] = { NULL, t360, t1200, t3in+5+8, t3in+5, t3in, t3in }; + +#ifdef USE_LOG +void log_message(int priority, const char *format, ...) +{ + va_list args; + static int udev_log = -1; + + if (udev_log == -1) { + const char *value; + + value = getenv("UDEV_LOG"); + if (value) + udev_log = log_priority(value); + else + udev_log = LOG_ERR; + } -static int *table_sup[] = { NULL, t360, t1200, t3in + 5 + 8, t3in + 5, t3in, t3in }; + if (priority > udev_log) + return; + + va_start(args, format); + vsyslog(priority, format, args); + va_end(args); +} +#endif int main(int argc, char **argv) { @@ -43,33 +72,42 @@ int main(int argc, char **argv) char node[64]; int type = 0, i, fdnum, c; int major = 2, minor; - int mode = 0; + uid_t uid = 0; + gid_t gid = 0; + mode_t mode = 0; int create_nodes = 0; int print_nodes = 0; int unlink_nodes = 0; int is_err = 0; - while ((c = getopt(argc, argv, "cdm:M:t:u")) != -1) { + while ((c = getopt(argc, argv, "cudm:U:G:M:t:")) != -1) { switch (c) { case 'c': create_nodes = 1; unlink_nodes = 0; break; + case 'u': + unlink_nodes = 1; + create_nodes = 0; + break; case 'd': print_nodes = 1; break; + case 'U': + uid = lookup_user(optarg); + break; + case 'G': + gid = lookup_group(optarg); + break; case 'M': - mode = strtol(optarg, NULL, 10); + mode = strtol(optarg, NULL, 0); + mode = mode & 0666; break; case 'm': - major = strtol(optarg, NULL, 10); + major = strtol(optarg, NULL, 0); break; case 't': - type = strtol(optarg, NULL, 10); - break; - case 'u': - unlink_nodes = 1; - create_nodes = 0; + type = strtol(optarg, NULL, 0); break; default: is_err++; @@ -78,8 +116,15 @@ int main(int argc, char **argv) } if (is_err || optind >= argc) { - fprintf(stderr,"Usage: %s [-d|-c|-u|-m <major>|-t <type>] <device>\n", - argv[0]); + printf("Usage: %s [OPTION] device\n" + " -c create\n" + " -d debug\n" + " -m Major number\n" + " -t floppy type number\n" + " -U device node user ownership\n" + " -G device node group owner\n" + " -M device node mode\n" + "\n", argv[0]); return 1; } @@ -110,17 +155,24 @@ int main(int argc, char **argv) if (type == 0) return 0; + selinux_init(); + i = 0; while (table_sup[type][i]) { - sprintf(node, "%s%s",dev, table[table_sup[type][i]]); + sprintf(node, "%s%s", dev, table[table_sup[type][i]]); minor = (table_sup[type][i] << 2) + fdnum; if (print_nodes) printf("%s b %d %d %d\n", node, mode, major, minor); - if (create_nodes) + if (create_nodes) { + unlink(node); + selinux_setfscreatecon(node, NULL, mode); mknod(node, S_IFBLK | mode, makedev(major,minor)); + selinux_resetfscreatecon(); + chown(node, uid, gid); + } i++; } + selinux_exit(); return 0; } - |