diff options
Diffstat (limited to 'udev_db.c')
| -rw-r--r-- | udev_db.c | 42 |
1 files changed, 41 insertions, 1 deletions
@@ -77,6 +77,46 @@ static int name_index(const char *devpath, const char *name, int add) return 0; } +int udev_db_get_devices_by_name(const char *name, struct list_head *name_list) +{ + char dirname[PATH_MAX]; + size_t start; + DIR *dir; + int rc = 0; + + strlcpy(dirname, udev_root, sizeof(dirname)); + start = strlcat(dirname, "/"DB_NAME_INDEX_DIR"/", sizeof(dirname)); + strlcat(dirname, name, sizeof(dirname)); + path_encode(&dirname[start], sizeof(dirname) - start); + + dir = opendir(dirname); + if (dir == NULL) { + info("no index directory '%s': %s", dirname, strerror(errno)); + rc = -1; + goto out; + } + + info("found index directory '%s'", dirname); + while (1) { + struct dirent *ent; + char device[PATH_SIZE]; + + ent = readdir(dir); + if (ent == NULL || ent->d_name[0] == '\0') + break; + if (ent->d_name[0] == '.') + continue; + + strlcpy(device, ent->d_name, sizeof(device)); + path_decode(device); + name_list_add(name_list, device, 0); + rc++; + } + closedir(dir); +out: + return rc; +} + int udev_db_add_device(struct udevice *udev) { char filename[PATH_SIZE]; @@ -288,7 +328,7 @@ int udev_db_lookup_name(const char *name, char *devpath, size_t len) strlcpy(device, ent->d_name, sizeof(device)); path_decode(device); - udev = udev_device_init(); + udev = udev_device_init(NULL); if (udev == NULL) break; if (udev_db_get_device(udev, device) == 0) { |