udev: move util_resolve_subsys_kernel() to udev-util.c

2 files changed, 0 insertions, 58 deletions

diff --git a/src/libudev/libudev-util.c b/src/libudev/libudev-util.c
index 8a6b56be5c..a4835d4f40 100644
--- a/src/libudev/libudev-util.c
+++ b/src/libudev/libudev-util.c
@@ -18,63 +18,6 @@
  * Utilities useful when dealing with devices and device node names.
  */
 
-/* handle "[<SUBSYSTEM>/<KERNEL>]<attribute>" format */
-int util_resolve_subsys_kernel(const char *string, char *result, size_t maxsize, bool read_value) {
-        char temp[UTIL_PATH_SIZE], *subsys, *sysname, *attr;
-        _cleanup_(sd_device_unrefp) sd_device *dev = NULL;
-        const char *val;
-        int r;
-
-        if (string[0] != '[')
-                return -EINVAL;
-
-        strscpy(temp, sizeof(temp), string);
-
-        subsys = &temp[1];
-
-        sysname = strchr(subsys, '/');
-        if (!sysname)
-                return -EINVAL;
-        sysname[0] = '\0';
-        sysname = &sysname[1];
-
-        attr = strchr(sysname, ']');
-        if (!attr)
-                return -EINVAL;
-        attr[0] = '\0';
-        attr = &attr[1];
-        if (attr[0] == '/')
-                attr = &attr[1];
-        if (attr[0] == '\0')
-                attr = NULL;
-
-        if (read_value && !attr)
-                return -EINVAL;
-
-        r = sd_device_new_from_subsystem_sysname(&dev, subsys, sysname);
-        if (r < 0)
-                return r;
-
-        if (read_value) {
-                r = sd_device_get_sysattr_value(dev, attr, &val);
-                if (r < 0 && r != -ENOENT)
-                        return r;
-                if (r == -ENOENT)
-                        result[0] = '\0';
-                else
-                        strscpy(result, maxsize, val);
-                log_debug("value '[%s/%s]%s' is '%s'", subsys, sysname, attr, result);
-        } else {
-                r = sd_device_get_syspath(dev, &val);
-                if (r < 0)
-                        return r;
-
-                strscpyl(result, maxsize, val, attr ? "/" : NULL, attr ?: NULL, NULL);
-                log_debug("path '[%s/%s]%s' is '%s'", subsys, sysname, strempty(attr), result);
-        }
-        return 0;
-}
-
 /**
  * udev_util_encode_string:
  * @str: input string to be encoded
diff --git a/src/libudev/libudev-util.h b/src/libudev/libudev-util.h
index 547981311e..f03e9eb221 100644
--- a/src/libudev/libudev-util.h
+++ b/src/libudev/libudev-util.h
@@ -9,7 +9,6 @@
 #define UTIL_PATH_SIZE                      1024
 #define UTIL_NAME_SIZE                       512
 #define UTIL_LINE_SIZE                     16384
-int util_resolve_subsys_kernel(const char *string, char *result, size_t maxsize, bool read_value);
 
 /* Cleanup functions */
 DEFINE_TRIVIAL_CLEANUP_FUNC(struct udev*, udev_unref);