diff options
Diffstat (limited to 'src/libudev/libudev-util.c')
-rw-r--r-- | src/libudev/libudev-util.c | 60 |
1 files changed, 8 insertions, 52 deletions
diff --git a/src/libudev/libudev-util.c b/src/libudev/libudev-util.c index f4656277c6..574cfeac85 100644 --- a/src/libudev/libudev-util.c +++ b/src/libudev/libudev-util.c @@ -17,18 +17,20 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ -#include <stdlib.h> -#include <stddef.h> -#include <unistd.h> +#include <ctype.h> #include <errno.h> +#include <stddef.h> +#include <stdlib.h> #include <string.h> -#include <ctype.h> +#include <unistd.h> -#include "device-nodes.h" #include "libudev.h" + +#include "MurmurHash2.h" +#include "device-nodes.h" #include "libudev-private.h" +#include "syslog-util.h" #include "utf8.h" -#include "MurmurHash2.h" /** * SECTION:libudev-util @@ -100,52 +102,6 @@ int util_resolve_subsys_kernel(struct udev *udev, const char *string, return 0; } -ssize_t util_get_sys_core_link_value(struct udev *udev, const char *slink, const char *syspath, char *value, size_t size) -{ - char path[UTIL_PATH_SIZE]; - char target[UTIL_PATH_SIZE]; - ssize_t len; - const char *pos; - - strscpyl(path, sizeof(path), syspath, "/", slink, NULL); - len = readlink(path, target, sizeof(target)); - if (len <= 0 || len == (ssize_t)sizeof(target)) - return -1; - target[len] = '\0'; - pos = strrchr(target, '/'); - if (pos == NULL) - return -1; - pos = &pos[1]; - return strscpy(value, size, pos); -} - -int util_resolve_sys_link(struct udev *udev, char *syspath, size_t size) -{ - char link_target[UTIL_PATH_SIZE]; - - ssize_t len; - int i; - int back; - char *base = NULL; - - len = readlink(syspath, link_target, sizeof(link_target)); - if (len <= 0 || len == (ssize_t)sizeof(link_target)) - return -1; - link_target[len] = '\0'; - - for (back = 0; startswith(&link_target[back * 3], "../"); back++) - ; - for (i = 0; i <= back; i++) { - base = strrchr(syspath, '/'); - if (base == NULL) - return -EINVAL; - base[0] = '\0'; - } - - strscpyl(base, size - (base - syspath), "/", &link_target[back * 3], NULL); - return 0; -} - int util_log_priority(const char *priority) { char *endptr; |