#include "libsysfs/sysfs/libsysfs.h"
#include "udev.h"
-#include "udev_lib.h"
+#include "udev_utils.h"
#include "udev_version.h"
#include "logging.h"
#include "namedev.h"
/* global variables */
char sysfs_path[SYSFS_PATH_MAX];
char udev_root[PATH_MAX];
-char udev_db_filename[PATH_MAX+NAME_MAX];
-char udev_permissions_filename[PATH_MAX+NAME_MAX];
+char udev_db_path[PATH_MAX+NAME_MAX];
char udev_rules_filename[PATH_MAX+NAME_MAX];
char udev_config_filename[PATH_MAX+NAME_MAX];
-char default_mode_str[MODE_SIZE];
-char default_owner_str[OWNER_SIZE];
-char default_group_str[GROUP_SIZE];
+mode_t default_mode;
+char default_owner[USER_SIZE];
+char default_group[USER_SIZE];
int udev_log;
-int udev_sleep;
+int udev_dev_d;
+int udev_hotplug_d;
-static int string_is_true(char *str)
+static int string_is_true(const char *str)
{
if (strcasecmp(str, "true") == 0)
return 1;
if (strcasecmp(str, "yes") == 0)
return 1;
+ if (strcasecmp(str, "1") == 0)
+ return 1;
return 0;
}
static void init_variables(void)
{
- /* fill up the defaults.
- * If any config values are specified, they will
- * override these values. */
- strfieldcpy(udev_root, UDEV_ROOT);
- strfieldcpy(udev_db_filename, UDEV_DB);
- strfieldcpy(udev_config_filename, UDEV_CONFIG_FILE);
- strfieldcpy(udev_rules_filename, UDEV_RULES_FILE);
- strfieldcpy(udev_permissions_filename, UDEV_PERMISSION_FILE);
- udev_log = string_is_true(UDEV_LOG_DEFAULT);
+ const char *env;
- udev_sleep = 1;
- if (getenv("UDEV_NO_SLEEP") != NULL)
- udev_sleep = 0;
-}
+ /* If any config values are specified, they will override these values. */
+ strcpy(udev_root, UDEV_ROOT);
+ strcpy(udev_db_path, UDEV_DB);
+ strcpy(udev_config_filename, UDEV_CONFIG_FILE);
+ strcpy(udev_rules_filename, UDEV_RULES_FILE);
-#define set_var(_name, _var) \
- if (strcasecmp(variable, _name) == 0) { \
- dbg_parse("%s = '%s'", _name, value); \
- strfieldcpymax(_var, value, sizeof(_var));\
- }
+ strcpy(default_owner, "root");
+ strcpy(default_group, "root");
+ default_mode = 0600;
-#define set_bool(_name, _var) \
- if (strcasecmp(variable, _name) == 0) { \
- dbg_parse("%s = '%s'", _name, value); \
- _var = string_is_true(value); \
- }
+ udev_log = string_is_true(UDEV_LOG_DEFAULT);
+
+ udev_dev_d = 1;
+ env = getenv("UDEV_NO_DEVD");
+ if (env && string_is_true(env))
+ udev_dev_d = 0;
+
+ udev_hotplug_d = 1;
+ env = getenv("UDEV_NO_HOTPLUGD");
+ if (env && string_is_true(env))
+ udev_hotplug_d = 0;
+}
int parse_get_pair(char **orig_string, char **left, char **right)
{
static int parse_config_file(void)
{
- char line[255];
+ char line[LINE_SIZE];
+ char *bufline;
char *temp;
char *variable;
char *value;
/* loop through the whole file */
lineno = 0;
cur = 0;
- while (1) {
+ while (cur < bufsize) {
count = buf_get_line(buf, bufsize, cur);
+ bufline = &buf[cur];
+ cur += count+1;
+ lineno++;
- strncpy(line, buf + cur, count);
+ if (count >= LINE_SIZE) {
+ info("line too long, conf line skipped %s, line %d",
+ udev_config_filename, lineno);
+ continue;
+ }
+
+ /* eat the whitespace */
+ while ((count > 0) && isspace(bufline[0])) {
+ bufline++;
+ count--;
+ }
+ if (count == 0)
+ continue;
+
+ /* see if this is a comment */
+ if (bufline[0] == COMMENT_CHARACTER)
+ continue;
+
+ strncpy(line, bufline, count);
line[count] = '\0';
temp = line;
- lineno++;
+ dbg_parse("read '%s'", temp);
- cur += count+1;
- if (cur > bufsize)
- break;
+ retval = parse_get_pair(&temp, &variable, &value);
+ if (retval != 0)
+ info("%s:%d:%Zd: error parsing '%s'",
+ udev_config_filename, lineno, temp-line, temp);
- dbg_parse("read '%s'", temp);
+ dbg_parse("variable='%s', value='%s'", variable, value);
- /* eat the whitespace at the beginning of the line */
- while (isspace(*temp))
- ++temp;
+ if (strcasecmp(variable, "udev_root") == 0) {
+ strfieldcpy(udev_root, value);
+ no_trailing_slash(udev_root);
+ continue;
+ }
- /* empty line? */
- if (*temp == 0x00)
+ if (strcasecmp(variable, "udev_db") == 0) {
+ strfieldcpy(udev_db_path, value);
+ no_trailing_slash(udev_db_path);
continue;
+ }
- /* see if this is a comment */
- if (*temp == COMMENT_CHARACTER)
+ if (strcasecmp(variable, "udev_rules") == 0) {
+ strfieldcpy(udev_rules_filename, value);
+ no_trailing_slash(udev_rules_filename);
continue;
+ }
- retval = parse_get_pair(&temp, &variable, &value);
- if (retval)
- break;
-
- dbg_parse("variable = '%s', value = '%s'", variable, value);
-
- set_var("udev_root", udev_root);
- set_var("udev_db", udev_db_filename);
- set_var("udev_rules", udev_rules_filename);
- set_var("udev_permissions", udev_permissions_filename);
- set_var("default_mode", default_mode_str);
- set_var("default_owner", default_owner_str);
- set_var("default_group", default_group_str);
- set_bool("udev_log", udev_log);
+ if (strcasecmp(variable, "default_mode") == 0) {
+ default_mode = strtol(value, NULL, 8);
+ continue;
+ }
+
+ if (strcasecmp(variable, "default_owner") == 0) {
+ strfieldcpy(default_owner, value);
+ continue;
+ }
+
+ if (strcasecmp(variable, "default_group") == 0) {
+ strfieldcpy(default_group, value);
+ continue;
+ }
+
+ if (strcasecmp(variable, "udev_log") == 0) {
+ udev_log = string_is_true(value);
+ continue;
+ }
+
+ info("%s:%d:%Zd: unknown key '%s'",
+ udev_config_filename, lineno, temp-line, temp);
}
- dbg_parse("%s:%d:%Zd: error parsing '%s'", udev_config_filename,
- lineno, temp - line, temp);
file_unmap(buf, bufsize);
return retval;
dbg("sysfs_get_mnt_path failed");
/* see if we should try to override any of the default values */
- temp = getenv("UDEV_TEST");
- if (temp != NULL) {
- /* hm testing is happening, use the specified values, if they are present */
+ if (getenv("UDEV_TEST") != NULL) {
temp = getenv("SYSFS_PATH");
- if (temp)
+ if (temp != NULL) {
strfieldcpy(sysfs_path, temp);
+ no_trailing_slash(sysfs_path);
+ }
+
temp = getenv("UDEV_CONFIG_FILE");
- if (temp)
+ if (temp != NULL)
strfieldcpy(udev_config_filename, temp);
}
- dbg("sysfs_path='%s'", sysfs_path);
+ dbg("sysfs_path='%s'", sysfs_path);
dbg_parse("udev_root = %s", udev_root);
dbg_parse("udev_config_filename = %s", udev_config_filename);
- dbg_parse("udev_db_filename = %s", udev_db_filename);
+ dbg_parse("udev_db_path = %s", udev_db_path);
dbg_parse("udev_rules_filename = %s", udev_rules_filename);
- dbg_parse("udev_permissions_filename = %s", udev_permissions_filename);
dbg_parse("udev_log = %d", udev_log);
+
parse_config_file();
- dbg_parse("udev_root = %s", udev_root);
- dbg_parse("udev_config_filename = %s", udev_config_filename);
- dbg_parse("udev_db_filename = %s", udev_db_filename);
- dbg_parse("udev_rules_filename = %s", udev_rules_filename);
- dbg_parse("udev_permissions_filename = %s", udev_permissions_filename);
- dbg_parse("udev_log_str = %d", udev_log);
+ dbg("udev_root = %s", udev_root);
+ dbg("udev_config_filename = %s", udev_config_filename);
+ dbg("udev_db_path = %s", udev_db_path);
+ dbg("udev_rules_filename = %s", udev_rules_filename);
+ dbg("udev_log = %d", udev_log);
}
void udev_init_config(void)
init_variables();
get_dirs();
}
-
-