X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=udev_rules_parse.c;h=55412dba3c5a8e7e717236ffff1f0b8e321b300f;hb=9b434de102c8d4f74842bc6533c92cb3a4887d8d;hp=ac4755fd37d578a9cf6002b1568f96809b3f7e53;hpb=28ce66de1750320d7f09547d8910d42ae580fe5e;p=elogind.git diff --git a/udev_rules_parse.c b/udev_rules_parse.c index ac4755fd3..55412dba3 100644 --- a/udev_rules_parse.c +++ b/udev_rules_parse.c @@ -39,38 +39,27 @@ LIST_HEAD(udev_rule_list); -static int add_config_dev(struct udev_rule *new_rule) +static int add_config_dev(struct udev_rule *rule) { struct udev_rule *tmp_rule; tmp_rule = malloc(sizeof(*tmp_rule)); if (tmp_rule == NULL) return -ENOMEM; - memcpy(tmp_rule, new_rule, sizeof(*tmp_rule)); + memcpy(tmp_rule, rule, sizeof(struct udev_rule)); list_add_tail(&tmp_rule->node, &udev_rule_list); - udev_rule_dump(tmp_rule); - return 0; -} - -void udev_rule_dump(struct udev_rule *rule) -{ dbg("name='%s', symlink='%s', bus='%s', id='%s', " "sysfs_file[0]='%s', sysfs_value[0]='%s', " - "kernel='%s', program='%s', result='%s'" - "owner='%s', group='%s', mode=%#o", + "kernel='%s', program='%s', result='%s', " + "owner='%s', group='%s', mode=%#o, " + "all_partions=%u, ignore_remove=%u, ignore_device=%u, last_rule=%u", rule->name, rule->symlink, rule->bus, rule->id, - rule->sysfs_pair[0].file, rule->sysfs_pair[0].value, - rule->kernel, rule->program, rule->result, - rule->owner, rule->group, rule->mode); -} + rule->sysfs_pair[0].name, rule->sysfs_pair[0].value, + rule->kernel, rule->program, rule->result, rule->owner, rule->group, rule->mode, + rule->partitions, rule->ignore_remove, rule->ignore_device, rule->last_rule); -void udev_rule_list_dump(void) -{ - struct udev_rule *rule; - - list_for_each_entry(rule, &udev_rule_list, node) - udev_rule_dump(rule); + return 0; } static int get_key(char **line, char **key, enum key_operation *operation, char **value) @@ -179,7 +168,7 @@ static char *get_key_attribute(char *str) return NULL; } -static int rules_parse(struct udevice *udev, const char *filename) +static int rules_parse(const char *filename) { char line[LINE_SIZE]; char *bufline; @@ -282,29 +271,44 @@ static int rules_parse(struct udevice *udev, const char *filename) } if (strncasecmp(key, KEY_SYSFS, sizeof(KEY_SYSFS)-1) == 0) { - struct sysfs_pair *pair = &rule.sysfs_pair[0]; - int sysfs_pair_num = 0; - - /* find first unused pair */ - while (pair->file[0] != '\0') { - ++sysfs_pair_num; - if (sysfs_pair_num >= MAX_SYSFS_PAIRS) { - pair = NULL; - break; - } - ++pair; + struct key_pair *pair; + + if (rule.sysfs_pair_count >= KEY_SYSFS_PAIRS_MAX) { + dbg("skip rule, to many " KEY_SYSFS " keys in a single rule"); + goto error; } - if (pair) { - attr = get_key_attribute(key + sizeof(KEY_SYSFS)-1); - if (attr == NULL) { - dbg("error parsing " KEY_SYSFS " attribute"); - continue; - } - strlcpy(pair->file, attr, sizeof(pair->file)); - strlcpy(pair->value, value, sizeof(pair->value)); - pair->operation = operation; - valid = 1; + pair = &rule.sysfs_pair[rule.sysfs_pair_count]; + attr = get_key_attribute(key + sizeof(KEY_SYSFS)-1); + if (attr == NULL) { + dbg("error parsing " KEY_SYSFS " attribute"); + goto error; } + strlcpy(pair->name, attr, sizeof(pair->name)); + strlcpy(pair->value, value, sizeof(pair->value)); + pair->operation = operation; + rule.sysfs_pair_count++; + valid = 1; + continue; + } + + if (strncasecmp(key, KEY_ENV, sizeof(KEY_ENV)-1) == 0) { + struct key_pair *pair; + + if (rule.env_pair_count >= KEY_ENV_PAIRS_MAX) { + dbg("skip rule, to many " KEY_ENV " keys in a single rule"); + goto error; + } + pair = &rule.env_pair[rule.env_pair_count]; + attr = get_key_attribute(key + sizeof(KEY_ENV)-1); + if (attr == NULL) { + dbg("error parsing " KEY_ENV " attribute"); + continue; + } + strlcpy(pair->name, attr, sizeof(pair->name)); + strlcpy(pair->value, value, sizeof(pair->value)); + pair->operation = operation; + rule.env_pair_count++; + valid = 1; continue; } @@ -405,7 +409,7 @@ static int rules_parse(struct udevice *udev, const char *filename) goto error; /* simple plausibility checks for given keys */ - if ((rule.sysfs_pair[0].file[0] == '\0') ^ + if ((rule.sysfs_pair[0].name[0] == '\0') ^ (rule.sysfs_pair[0].value[0] == '\0')) { info("inconsistency in " KEY_SYSFS " key"); goto error; @@ -442,9 +446,18 @@ int udev_rules_init(void) return -1; if ((stats.st_mode & S_IFMT) != S_IFDIR) - retval = rules_parse(NULL, udev_rules_filename); - else - retval = call_foreach_file(rules_parse, NULL, udev_rules_filename, RULEFILE_SUFFIX); + retval = rules_parse(udev_rules_filename); + else { + struct name_entry *name_loop, *name_tmp; + LIST_HEAD(name_list); + + retval = add_matching_files(&name_list, udev_rules_filename, RULEFILE_SUFFIX); + + list_for_each_entry_safe(name_loop, name_tmp, &name_list, node) { + rules_parse(name_loop->name); + list_del(&name_loop->node); + } + } return retval; }