diff options
Diffstat (limited to 'udevinfo.c')
-rw-r--r-- | udevinfo.c | 98 |
1 files changed, 25 insertions, 73 deletions
diff --git a/udevinfo.c b/udevinfo.c index af2346c8f5..a90bbe1138 100644 --- a/udevinfo.c +++ b/udevinfo.c @@ -103,19 +103,11 @@ exit: return retval; } -/* callback for database dump */ -static int print_record(const char *path, struct udevice *dev) +static int print_record(struct udevice *udev) { - printf("P: %s\n", path); - printf("N: %s\n", dev->name); - printf("T: %c\n", dev->type); - printf("M: %#o\n", dev->mode); - printf("S: %s\n", dev->symlink); - printf("O: %s\n", dev->owner); - printf("G: %s\n", dev->group); - printf("F: %s\n", dev->config_file); - printf("L: %i\n", dev->config_line); - printf("U: %li\n", dev->config_uptime); + printf("P: %s\n", udev->devpath); + printf("N: %s\n", udev->name); + printf("S: %s\n", udev->symlink); printf("\n"); return 0; } @@ -125,9 +117,6 @@ enum query_type { NAME, PATH, SYMLINK, - MODE, - OWNER, - GROUP, ALL }; @@ -213,7 +202,7 @@ static int process_options(void) static const char short_options[] = "adn:p:q:rVh"; int option; int retval = 1; - struct udevice dev; + struct udevice udev; int root = 0; int attributes = 0; enum query_type query = NONE; @@ -254,21 +243,6 @@ static int process_options(void) break; } - if (strcmp(optarg, "mode") == 0) { - query = MODE; - break; - } - - if (strcmp(optarg, "owner") == 0) { - query = OWNER; - break; - } - - if (strcmp(optarg, "group") == 0) { - query = GROUP; - break; - } - if (strcmp(optarg, "path") == 0) { query = PATH; break; @@ -290,16 +264,6 @@ static int process_options(void) attributes = 1; break; - case 'd': - retval = udevdb_open_ro(); - if (retval != 0) { - printf("unable to open udev database\n"); - exit(2); - } - udevdb_call_foreach(print_record); - udevdb_exit(); - exit(0); - case 'V': printf("udevinfo, version %s\n", UDEV_VERSION); exit(0); @@ -314,12 +278,6 @@ static int process_options(void) /* process options */ if (query != NONE) { - retval = udevdb_open_ro(); - if (retval != 0) { - printf("unable to open udev database\n"); - return -EACCES; - } - if (path[0] != '\0') { /* remove sysfs_path if given */ if (strncmp(path, sysfs_path, strlen(sysfs_path)) == 0) { @@ -334,7 +292,9 @@ static int process_options(void) pos = path; } } - retval = udevdb_get_dev(pos, &dev); + memset(&udev, 0x00, sizeof(struct udevice)); + strfieldcpy(udev.devpath, pos); + retval = udevdb_get_dev(&udev); if (retval != 0) { printf("device not found in database\n"); goto exit; @@ -344,15 +304,21 @@ static int process_options(void) if (name[0] != '\0') { /* remove udev_root if given */ - if (strncmp(name, udev_root, strlen(udev_root)) == 0) { - pos = name + strlen(udev_root); + int len = strlen(udev_root); + + if (strncmp(name, udev_root, len) == 0) { + pos = &name[len+1]; } else pos = name; - retval = udevdb_get_dev_byname(pos, path, &dev); + + memset(&udev, 0x00, sizeof(struct udevice)); + strfieldcpy(udev.name, pos); + retval = udevdb_get_dev_byname(&udev, pos); if (retval != 0) { printf("device not found in database\n"); goto exit; } + goto print; } @@ -362,25 +328,16 @@ static int process_options(void) print: switch(query) { case NAME: - if (root) - strfieldcpy(result, udev_root); - strfieldcat(result, dev.name); + if (root) { + snprintf(result, NAME_SIZE-1, "%s/%s", udev_root, udev.name); + result[NAME_SIZE-1] = '\0'; + } else { + strfieldcpy(result, udev.name); + } break; case SYMLINK: - strfieldcpy(result, dev.symlink); - break; - - case MODE: - sprintf(result, "%#o", dev.mode); - break; - - case GROUP: - strfieldcpy(result, dev.group); - break; - - case OWNER: - strfieldcpy(result, dev.owner); + strfieldcpy(result, udev.symlink); break; case PATH: @@ -388,7 +345,7 @@ print: break; case ALL: - print_record(path, &dev); + print_record(&udev); goto exit; default: @@ -397,7 +354,6 @@ print: printf("%s\n", result); exit: - udevdb_exit(); return retval; } @@ -427,9 +383,6 @@ help: " -q TYPE query database for the specified value:\n" " 'name' name of device node\n" " 'symlink' pointing to node\n" - " 'mode' permissions of node\n" - " 'owner' of node\n" - " 'group' of node\n" " 'path' sysfs device path\n" " 'all' all values\n" "\n" @@ -438,7 +391,6 @@ help: "\n" " -r print udev root\n" " -a print all SYSFS_attributes along the device chain\n" - " -d dump whole database\n" " -V print udev version\n" " -h print this help text\n" "\n"); |