libudev: get rid of udev_utils.c

[elogind.git] / udev / lib / libudev-utils.c

diff --git a/udev/lib/libudev-utils.c b/udev/lib/libudev-utils.c
index e5f1ed7c38d66af5a95b624a217e282553260f15..dfd5f3c3fb0af26d1f6c5cc046e1eb3ecf1365a5 100644 (file)
--- a/udev/lib/libudev-utils.c
+++ b/udev/lib/libudev-utils.c
@@ -94,3 +94,121 @@ int util_resolve_sys_link(struct udev *udev, char *devpath, size_t size)
        strlcat(devpath, &link_target[back * 3], size);
        return 0;
 }
+
+struct util_name_entry {
+       struct list_head node;
+       char *name;
+       int *i;
+};
+
+struct util_name_entry *util_name_list_add(struct udev *udev, struct list_head *name_list,
+                                          const char *name, int sort)
+{
+       struct util_name_entry *name_loop;
+       struct util_name_entry *name_new;
+
+       /* avoid duplicate entries */
+       list_for_each_entry(name_loop, name_list, node) {
+               if (strcmp(name_loop->name, name) == 0) {
+                       dbg(udev, "'%s' is already in the list\n", name);
+                       return name_loop;
+               }
+       }
+
+       if (sort) {
+               list_for_each_entry(name_loop, name_list, node) {
+                       if (strcmp(name_loop->name, name) > 0)
+                               break;
+               }
+       }
+
+       name_new->name = strdup(name);
+       if (name_new->name == NULL)
+               return NULL;
+       dbg(udev, "adding '%s'\n", name_new->name);
+       list_add_tail(&name_new->node, &name_loop->node);
+       return name_new;
+}
+
+void util_name_list_cleanup(struct udev *udev, struct list_head *name_list)
+{
+       struct util_name_entry *name_loop;
+       struct util_name_entry *name_tmp;
+
+       list_for_each_entry_safe(name_loop, name_tmp, name_list, node) {
+               list_del(&name_loop->node);
+               free(name_loop->name);
+               free(name_loop);
+       }
+}
+
+int util_log_priority(const char *priority)
+{
+       char *endptr;
+       int prio;
+
+       prio = strtol(priority, &endptr, 10);
+       if (endptr[0] == '\0')
+               return prio;
+       if (strncasecmp(priority, "err", 3) == 0)
+               return LOG_ERR;
+       if (strcasecmp(priority, "info") == 0)
+               return LOG_INFO;
+       if (strcasecmp(priority, "debug") == 0)
+               return LOG_DEBUG;
+       return 0;
+}
+
+size_t util_path_encode(char *s, size_t len)
+{
+       char t[(len * 3)+1];
+       size_t i, j;
+
+       t[0] = '\0';
+       for (i = 0, j = 0; s[i] != '\0'; i++) {
+               if (s[i] == '/') {
+                       memcpy(&t[j], "\\x2f", 4);
+                       j += 4;
+               } else if (s[i] == '\\') {
+                       memcpy(&t[j], "\\x5c", 4);
+                       j += 4;
+               } else {
+                       t[j] = s[i];
+                       j++;
+               }
+       }
+       t[j] = '\0';
+       strncpy(s, t, len);
+       return j;
+}
+
+size_t util_path_decode(char *s)
+{
+       size_t i, j;
+
+       for (i = 0, j = 0; s[i] != '\0'; j++) {
+               if (memcmp(&s[i], "\\x2f", 4) == 0) {
+                       s[j] = '/';
+                       i += 4;
+               }else if (memcmp(&s[i], "\\x5c", 4) == 0) {
+                       s[j] = '\\';
+                       i += 4;
+               } else {
+                       s[j] = s[i];
+                       i++;
+               }
+       }
+       s[j] = '\0';
+       return j;
+}
+
+void util_remove_trailing_chars(char *path, char c)
+{
+       size_t len;
+
+       if (path == NULL)
+               return;
+       len = strlen(path);
+       while (len > 0 && path[len-1] == c)
+               path[--len] = '\0';
+}