/*
- * Copyright (C) 2003-2010 Kay Sievers <kay.sievers@vrfy.org>
+ * Copyright (C) 2003-2012 Kay Sievers <kay.sievers@vrfy.org>
* Copyright (C) 2008 Alan Jenkins <alan-jenkins@tuffmail.co.uk>
*
* This program is free software: you can redistribute it and/or modify
#include <time.h>
#include "udev.h"
+#include "path-util.h"
+#include "conf-files.h"
#define PREALLOC_TOKEN 2048
#define PREALLOC_STRBUF 32 * 1024
unsigned int value_off;
union {
unsigned int attr_off;
- int devlink_unique;
unsigned int rule_goto;
mode_t mode;
uid_t uid;
FILE *f;
char line[UTIL_LINE_SIZE];
- f = fopen(filename, "r");
+ f = fopen(filename, "re");
if (f == NULL)
return -1;
while (fgets(line, sizeof(line), f) != NULL)
case TK_A_OWNER:
case TK_A_GROUP:
case TK_A_MODE:
+ case TK_A_DEVLINK:
case TK_A_NAME:
case TK_A_GOTO:
case TK_M_TAG:
token->key.value_off = add_string(rule_tmp->rules, value);
token->key.attr_off = add_string(rule_tmp->rules, attr);
break;
- case TK_A_DEVLINK:
- token->key.value_off = add_string(rule_tmp->rules, value);
- token->key.devlink_unique = *(int *)data;
- break;
case TK_M_TEST:
token->key.value_off = add_string(rule_tmp->rules, value);
if (data != NULL)
continue;
}
- if (startswith(key, "SYMLINK")) {
- if (op < OP_MATCH_MAX) {
+ if (streq(key, "SYMLINK")) {
+ if (op < OP_MATCH_MAX)
rule_add_key(&rule_tmp, TK_M_DEVLINK, op, value, NULL);
- } else {
- int flag = 0;
-
- attr = get_key_attribute(rules->udev, key + sizeof("SYMLINK")-1);
- if (attr != NULL && strstr(attr, "unique") != NULL)
- flag = 1;
- rule_add_key(&rule_tmp, TK_A_DEVLINK, op, value, &flag);
- }
+ else
+ rule_add_key(&rule_tmp, TK_A_DEVLINK, op, value, NULL);
rule_tmp.rule.rule.can_set_name = true;
continue;
}
}
log_debug("read rules file: %s\n", filename);
- f = fopen(filename, "r");
+ f = fopen(filename, "re");
if (f == NULL)
return -1;
/* init token array and string buffer */
rules->tokens = malloc(PREALLOC_TOKEN * sizeof(struct token));
- if (rules->tokens == NULL) {
- free(rules);
- return NULL;
- }
+ if (rules->tokens == NULL)
+ return udev_rules_unref(rules);
+
rules->token_max = PREALLOC_TOKEN;
rules->buf = malloc(PREALLOC_STRBUF);
- if (rules->buf == NULL) {
- free(rules->tokens);
- free(rules);
- return NULL;
- }
+ if (rules->buf == NULL)
+ return udev_rules_unref(rules);
+
rules->buf_max = PREALLOC_STRBUF;
/* offset 0 is always '\0' */
rules->buf[0] = '\0';
rules->buf_cur = 1;
rules->trie_nodes = malloc(PREALLOC_TRIE * sizeof(struct trie_node));
- if (rules->trie_nodes == NULL) {
- free(rules->buf);
- free(rules->tokens);
- free(rules);
- return NULL;
- }
+ if (rules->trie_nodes == NULL)
+ return udev_rules_unref(rules);
+
rules->trie_nodes_max = PREALLOC_TRIE;
/* offset 0 is the trie root, with an empty string */
memset(rules->trie_nodes, 0x00, sizeof(struct trie_node));
rules->trie_nodes_cur = 1;
- rules->dirs = strv_new(TEST_PREFIX SYSCONFDIR "/udev/rules.d",
- TEST_PREFIX "/run/udev/rules.d",
- TEST_PREFIX UDEVLIBEXECDIR "/rules.d",
+ rules->dirs = strv_new(SYSCONFDIR "/udev/rules.d",
+ "/run/udev/rules.d",
+ UDEVLIBEXECDIR "/rules.d",
NULL);
if (!rules->dirs) {
log_error("failed to build config directory array");
- return NULL;
+ return udev_rules_unref(rules);
}
- if (!strv_path_canonicalize(rules->dirs)) {
+ if (!path_strv_canonicalize(rules->dirs)) {
log_error("failed to canonicalize config directories\n");
- return NULL;
+ return udev_rules_unref(rules);
}
strv_uniq(rules->dirs);
+
+ rules->dirs_ts_usec = calloc(strv_length(rules->dirs), sizeof(long long));
+ if(!rules->dirs_ts_usec)
+ return udev_rules_unref(rules);
+ udev_rules_check_timestamp(rules);
+
r = conf_files_list_strv(&files, ".rules", (const char **)rules->dirs);
if (r < 0) {
log_error("failed to enumerate rules files: %s\n", strerror(-r));
- return NULL;
+ return udev_rules_unref(rules);
}
- rules->dirs_ts_usec = calloc(strv_length(rules->dirs), sizeof(long long));
/*
* The offset value in the rules strct is limited; add all
unsigned int i;
bool changed = false;
+ if (rules == NULL)
+ goto out;
+
for (i = 0; rules->dirs[i]; i++) {
struct stat stats;
/* update timestamp */
rules->dirs_ts_usec[i] = ts_usec(&stats.st_mtim);
}
-
+out:
return changed;
}
udev_list_entry_foreach(list_entry, udev_device_get_devlinks_list_entry(event->dev)) {
const char *devlink;
- devlink = udev_list_entry_get_name(list_entry) + strlen(TEST_PREFIX "/dev/");
+ devlink = udev_list_entry_get_name(list_entry) + strlen("/dev/");
if (match_key(rules, cur, devlink) == 0) {
match = true;
break;
FILE *f;
bool imported = false;
- f = fopen("/proc/cmdline", "r");
+ f = fopen("/proc/cmdline", "re");
if (f != NULL) {
char cmdline[4096];
case TK_A_ENV: {
const char *name = &rules->buf[cur->key.attr_off];
char *value = &rules->buf[cur->key.value_off];
+ char value_new[UTIL_NAME_SIZE];
+ const char *value_old = NULL;
+ struct udev_list_entry *entry;
- if (value[0] != '\0') {
- char temp_value[UTIL_NAME_SIZE];
- struct udev_list_entry *entry;
-
- udev_event_apply_format(event, value, temp_value, sizeof(temp_value));
- entry = udev_device_add_property(event->dev, name, temp_value);
- /* store in db, skip private keys */
- if (name[0] != '.')
- udev_list_entry_set_num(entry, true);
- } else {
+ if (value[0] == '\0') {
+ if (cur->key.op == OP_ADD)
+ break;
udev_device_add_property(event->dev, name, NULL);
+ break;
}
+
+ if (cur->key.op == OP_ADD)
+ value_old = udev_device_get_property_value(event->dev, name);
+ if (value_old) {
+ char temp[UTIL_NAME_SIZE];
+
+ /* append value separated by space */
+ udev_event_apply_format(event, value, temp, sizeof(temp));
+ util_strscpyl(value_new, sizeof(value_new), value_old, " ", temp, NULL);
+ } else
+ udev_event_apply_format(event, value, value_new, sizeof(value_new));
+
+ entry = udev_device_add_property(event->dev, name, value_new);
+ /* store in db, skip private keys */
+ if (name[0] != '.')
+ udev_list_entry_set_num(entry, true);
break;
}
case TK_A_TAG: {
log_debug("%i character(s) replaced\n", count);
}
if (major(udev_device_get_devnum(event->dev)) &&
- (!streq(name_str, udev_device_get_devnode(event->dev) + strlen(TEST_PREFIX "/dev/")))) {
+ (!streq(name_str, udev_device_get_devnode(event->dev) + strlen("/dev/")))) {
log_error("NAME=\"%s\" ignored, kernel device nodes "
"can not be renamed; please fix it in %s:%u\n", name,
&rules->buf[rule->rule.filename_off], rule->rule.filename_line);
next[0] = '\0';
log_debug("LINK '%s' %s:%u\n", pos,
&rules->buf[rule->rule.filename_off], rule->rule.filename_line);
- util_strscpyl(filename, sizeof(filename), TEST_PREFIX "/dev/", pos, NULL);
- udev_device_add_devlink(event->dev, filename, cur->key.devlink_unique);
+ util_strscpyl(filename, sizeof(filename), "/dev/", pos, NULL);
+ udev_device_add_devlink(event->dev, filename);
while (isspace(next[1]))
next++;
pos = &next[1];
if (pos[0] != '\0') {
log_debug("LINK '%s' %s:%u\n", pos,
&rules->buf[rule->rule.filename_off], rule->rule.filename_line);
- util_strscpyl(filename, sizeof(filename), TEST_PREFIX "/dev/", pos, NULL);
- udev_device_add_devlink(event->dev, filename, cur->key.devlink_unique);
+ util_strscpyl(filename, sizeof(filename), "/dev/", pos, NULL);
+ udev_device_add_devlink(event->dev, filename);
}
break;
}
log_debug("ATTR '%s' writing '%s' %s:%u\n", attr, value,
&rules->buf[rule->rule.filename_off],
rule->rule.filename_line);
- f = fopen(attr, "w");
+ f = fopen(attr, "we");
if (f != NULL) {
if (fprintf(f, "%s", value) <= 0)
log_error("error writing ATTR{%s}: %m\n", attr);
/* we assure, that the permissions tokens are sorted before the static token */
if (mode == 0 && uid == 0 && gid == 0)
goto next;
- util_strscpyl(filename, sizeof(filename), TEST_PREFIX "/dev/",
+ util_strscpyl(filename, sizeof(filename), "/dev/",
&rules->buf[cur->key.value_off], NULL);
if (stat(filename, &stats) != 0)
goto next;