#include <stdio.h>
#include <ctype.h>
#include <unistd.h>
-#include <sys/stat.h>
+#include <dirent.h>
#include <errno.h>
+#include <sys/stat.h>
#include "udev.h"
#include "udev-rules.h"
return retval;
}
+static int add_matching_files(struct udev *udev, struct udev_list_node *file_list, const char *dirname, const char *suffix)
+{
+ struct dirent *ent;
+ DIR *dir;
+ char filename[UTIL_PATH_SIZE];
+
+ dbg(udev, "open directory '%s'\n", dirname);
+ dir = opendir(dirname);
+ if (dir == NULL) {
+ err(udev, "unable to open '%s': %m\n", dirname);
+ return -1;
+ }
+
+ while (1) {
+ ent = readdir(dir);
+ if (ent == NULL || ent->d_name[0] == '\0')
+ break;
+
+ if ((ent->d_name[0] == '.') || (ent->d_name[0] == '#'))
+ continue;
+
+ /* look for file matching with specified suffix */
+ if (suffix != NULL) {
+ const char *ext;
+
+ ext = strrchr(ent->d_name, '.');
+ if (ext == NULL)
+ continue;
+ if (strcmp(ext, suffix) != 0)
+ continue;
+ }
+ dbg(udev, "put file '%s/%s' into list\n", dirname, ent->d_name);
+
+ snprintf(filename, sizeof(filename), "%s/%s", dirname, ent->d_name);
+ filename[sizeof(filename)-1] = '\0';
+ udev_list_entry_add(udev, file_list, filename, NULL, 1, 1);
+ }
+
+ closedir(dir);
+ return 0;
+}
+
int udev_rules_init(struct udev *udev, struct udev_rules *rules, int resolve_names)
{
struct stat statbuf;
char filename[PATH_MAX];
- LIST_HEAD(name_list);
- LIST_HEAD(sort_list);
- struct name_entry *name_loop, *name_tmp;
- struct name_entry *sort_loop, *sort_tmp;
+ struct udev_list_node file_list;
+ struct udev_list_entry *file_loop, *file_tmp;
int retval = 0;
memset(rules, 0x00, sizeof(struct udev_rules));
rules->udev = udev;
rules->resolve_names = resolve_names;
+ udev_list_init(&file_list);
if (udev_get_rules_path(udev) != NULL) {
/* custom rules location for testing */
- add_matching_files(udev, &name_list, udev_get_rules_path(udev), ".rules");
+ add_matching_files(udev, &file_list, udev_get_rules_path(udev), ".rules");
} else {
+ struct udev_list_node sort_list;
+ struct udev_list_entry *sort_loop, *sort_tmp;
+
/* read user/custom rules */
- add_matching_files(udev, &name_list, SYSCONFDIR "/udev/rules.d", ".rules");
+ add_matching_files(udev, &file_list, SYSCONFDIR "/udev/rules.d", ".rules");
/* read dynamic/temporary rules */
util_strlcpy(filename, udev_get_dev_path(udev), sizeof(filename));
mkdir(filename, 0755);
udev_selinux_resetfscreatecon(udev);
}
+ udev_list_init(&sort_list);
add_matching_files(udev, &sort_list, filename, ".rules");
/* read default rules */
add_matching_files(udev, &sort_list, UDEV_PREFIX "/lib/udev/rules.d", ".rules");
/* sort all rules files by basename into list of files */
- list_for_each_entry_safe(sort_loop, sort_tmp, &sort_list, node) {
- const char *sort_base = strrchr(sort_loop->name, '/');
+ udev_list_entry_foreach_safe(sort_loop, sort_tmp, udev_list_get_entry(&sort_list)) {
+ const char *sort_name = udev_list_entry_get_name(sort_loop);
+ const char *sort_base = strrchr(sort_name, '/');
if (sort_base == NULL)
continue;
- list_for_each_entry_safe(name_loop, name_tmp, &name_list, node) {
- const char *name_base = strrchr(name_loop->name, '/');
+ udev_list_entry_foreach_safe(file_loop, file_tmp, udev_list_get_entry(&file_list)) {
+ const char *file_name = udev_list_entry_get_name(file_loop);
+ const char *file_base = strrchr(file_name, '/');
- if (name_base == NULL)
+ if (file_base == NULL)
continue;
- if (strcmp(name_base, sort_base) == 0) {
- info(udev, "rule file '%s' already added, ignoring '%s'\n",
- name_loop->name, sort_loop->name);
- list_del(&sort_loop->node);
- free(sort_loop);
+ if (strcmp(file_base, sort_base) == 0) {
+ info(udev, "rule file basename '%s' already added, ignoring '%s'\n",
+ file_name, sort_name);
+ udev_list_entry_remove(sort_loop);
sort_loop = NULL;
continue;
}
- if (strcmp(name_base, sort_base) > 0)
+ if (strcmp(file_base, sort_base) > 0)
break;
}
if (sort_loop != NULL)
- list_move_tail(&sort_loop->node, &name_loop->node);
+ udev_list_entry_move_to_list(sort_loop, &file_list);
}
}
/* parse list of files */
- list_for_each_entry_safe(name_loop, name_tmp, &name_list, node) {
- if (stat(name_loop->name, &statbuf) == 0) {
- if (statbuf.st_size)
- parse_file(rules, name_loop->name);
- else
- dbg(udev, "empty rules file '%s'\n", name_loop->name);
- } else
- err(udev, "could not read '%s': %m\n", name_loop->name);
- list_del(&name_loop->node);
- free(name_loop);
+ udev_list_entry_foreach_safe(file_loop, file_tmp, udev_list_get_entry(&file_list)) {
+ const char *file_name = udev_list_entry_get_name(file_loop);
+
+ if (stat(file_name, &statbuf) == 0 && statbuf.st_size > 0)
+ parse_file(rules, file_name);
+ else
+ err(udev, "could not read '%s': %m\n", file_name);
+ udev_list_entry_remove(file_loop);
}
-
return retval;
}
~ianmdlvl / elogind.git / blobdiff