dup2(fds[1], STDOUT_FILENO);
retval = execv(arg, argv);
- info(FIELD_PROGRAM " execution of '%s' failed", path);
+ info(KEY_PROGRAM " execution of '%s' failed", path);
exit(1);
case -1:
dbg("fork failed");
return tmpattr;
}
-static int compare_sysfs_attribute(struct sysfs_class_device *class_dev, struct sysfs_device *sysfs_device, struct sysfs_pair *pair)
+static int compare_sysfs_attribute(struct sysfs_class_device *class_dev, struct sysfs_device *sysfs_device, struct key_pair *pair)
{
struct sysfs_attribute *tmpattr;
int i;
int len;
- if ((pair == NULL) || (pair->file[0] == '\0') || (pair->value == '\0'))
+ if ((pair == NULL) || (pair->name[0] == '\0') || (pair->value == '\0'))
return -ENODEV;
- tmpattr = find_sysfs_attribute(class_dev, sysfs_device, pair->file);
+ tmpattr = find_sysfs_attribute(class_dev, sysfs_device, pair->name);
if (tmpattr == NULL)
return -ENODEV;
}
dbg("compare attribute '%s' value '%s' with '%s'",
- pair->file, tmpattr->value, pair->value);
+ pair->name, tmpattr->value, pair->value);
if (strcmp_pattern(pair->value, tmpattr->value) != 0)
return -ENODEV;
dbg("found matching attribute '%s' with value '%s'",
- pair->file, pair->value);
- return 0;
-}
-
-static int match_sysfs_pairs(struct udev_rule *rule, struct sysfs_class_device *class_dev, struct sysfs_device *sysfs_device)
-{
- struct sysfs_pair *pair;
- int i;
-
- for (i = 0; i < MAX_SYSFS_PAIRS; ++i) {
- pair = &rule->sysfs_pair[i];
- if ((pair->file[0] == '\0') || (pair->value[0] == '\0'))
- break;
- if (compare_sysfs_attribute(class_dev, sysfs_device, pair) != 0) {
- dbg("sysfs attribute doesn't match");
- return -ENODEV;
- }
- }
-
- return 0;
-}
-
-static int match_id(struct udev_rule *rule, struct sysfs_device *sysfs_device)
-{
- char path[PATH_SIZE];
- char *temp;
-
- strlcpy(path, sysfs_device->path, sizeof(path));
- temp = strrchr(path, '/');
- temp++;
- dbg("search '%s' in '%s', path='%s'", rule->id, temp, path);
- if (strcmp_pattern(rule->id, temp) != 0)
- return -ENODEV;
-
+ pair->name, pair->value);
return 0;
}
struct sysfs_class_device *class_dev, struct sysfs_device *sysfs_device)
{
if (rule->kernel[0] != '\0') {
- dbg("check for " FIELD_KERNEL " rule->kernel='%s' class_dev->name='%s'",
+ dbg("check for " KEY_KERNEL " rule->kernel='%s' class_dev->name='%s'",
rule->kernel, class_dev->name);
if (strcmp_pattern(rule->kernel, class_dev->name) != 0) {
- dbg(FIELD_KERNEL " is not matching");
- goto exit;
+ dbg(KEY_KERNEL " is not matching");
+ if (rule->kernel_operation != KEY_OP_NOMATCH)
+ goto exit;
+ } else {
+ dbg(KEY_KERNEL " matches");
+ if (rule->kernel_operation == KEY_OP_NOMATCH)
+ goto exit;
}
- dbg(FIELD_KERNEL " matches");
+ dbg(KEY_KERNEL " key is true");
}
if (rule->subsystem[0] != '\0') {
- dbg("check for " FIELD_SUBSYSTEM " rule->subsystem='%s' class_dev->name='%s'",
+ dbg("check for " KEY_SUBSYSTEM " rule->subsystem='%s' class_dev->name='%s'",
rule->subsystem, class_dev->name);
if (strcmp_pattern(rule->subsystem, udev->subsystem) != 0) {
- dbg(FIELD_SUBSYSTEM " is not matching");
- goto exit;
+ dbg(KEY_SUBSYSTEM " is not matching");
+ if (rule->subsystem_operation != KEY_OP_NOMATCH)
+ goto exit;
+ } else {
+ dbg(KEY_SUBSYSTEM " matches");
+ if (rule->subsystem_operation == KEY_OP_NOMATCH)
+ goto exit;
}
- dbg(FIELD_SUBSYSTEM " matches");
+ dbg(KEY_SUBSYSTEM " key is true");
+ }
+
+ if (rule->env_pair_count) {
+ int i;
+
+ dbg("check for " KEY_ENV " pairs");
+ for (i = 0; i < rule->env_pair_count; i++) {
+ struct key_pair *pair;
+ const char *value;
+
+ pair = &rule->env_pair[i];
+ value = getenv(pair->name);
+ if (!value) {
+ dbg(KEY_ENV "{'%s'} is not found", pair->name);
+ goto exit;
+ }
+ if (strcmp_pattern(pair->value, value) != 0) {
+ dbg(KEY_ENV "{'%s'} is not matching", pair->name);
+ if (pair->operation != KEY_OP_NOMATCH)
+ goto exit;
+ } else {
+ dbg(KEY_ENV "{'%s'} matches", pair->name);
+ if (pair->operation == KEY_OP_NOMATCH)
+ goto exit;
+ }
+ }
+ dbg(KEY_ENV " key is true");
}
/* walk up the chain of physical devices and find a match */
if (rule->driver[0] != '\0') {
if (sysfs_device == NULL) {
dbg("device has no sysfs_device");
- goto try_parent;
+ goto exit;
}
- dbg("check for " FIELD_DRIVER " rule->driver='%s' sysfs_device->driver_name='%s'",
+ dbg("check for " KEY_DRIVER " rule->driver='%s' sysfs_device->driver_name='%s'",
rule->driver, sysfs_device->driver_name);
if (strcmp_pattern(rule->driver, sysfs_device->driver_name) != 0) {
- dbg(FIELD_DRIVER " is not matching");
- goto try_parent;
+ dbg(KEY_DRIVER " is not matching");
+ if (rule->driver_operation != KEY_OP_NOMATCH)
+ goto try_parent;
+ } else {
+ dbg(KEY_DRIVER " matches");
+ if (rule->driver_operation == KEY_OP_NOMATCH)
+ goto try_parent;
}
- dbg(FIELD_DRIVER " matches");
+ dbg(KEY_DRIVER " key is true");
}
/* check for matching bus value */
if (rule->bus[0] != '\0') {
if (sysfs_device == NULL) {
dbg("device has no sysfs_device");
- goto try_parent;
+ goto exit;
}
- dbg("check for " FIELD_BUS " rule->bus='%s' sysfs_device->bus='%s'",
+ dbg("check for " KEY_BUS " rule->bus='%s' sysfs_device->bus='%s'",
rule->bus, sysfs_device->bus);
if (strcmp_pattern(rule->bus, sysfs_device->bus) != 0) {
- dbg(FIELD_BUS " is not matching");
- goto try_parent;
+ dbg(KEY_BUS " is not matching");
+ if (rule->bus_operation != KEY_OP_NOMATCH)
+ goto try_parent;
+ } else {
+ dbg(KEY_BUS " matches");
+ if (rule->bus_operation == KEY_OP_NOMATCH)
+ goto try_parent;
}
- dbg(FIELD_BUS " matches");
+ dbg(KEY_BUS " key is true");
}
/* check for matching bus id */
if (rule->id[0] != '\0') {
if (sysfs_device == NULL) {
dbg("device has no sysfs_device");
- goto try_parent;
+ goto exit;
}
- dbg("check " FIELD_ID);
- if (match_id(rule, sysfs_device) != 0) {
- dbg(FIELD_ID " is not matching");
- goto try_parent;
+ dbg("check " KEY_ID);
+ if (strcmp_pattern(rule->id, sysfs_device->bus_id) != 0) {
+ dbg(KEY_ID " is not matching");
+ if (rule->id_operation != KEY_OP_NOMATCH)
+ goto try_parent;
+ } else {
+ dbg(KEY_ID " matches");
+ if (rule->id_operation == KEY_OP_NOMATCH)
+ goto try_parent;
}
- dbg(FIELD_ID " matches");
+ dbg(KEY_ID " key is true");
}
/* check for matching sysfs pairs */
- if (rule->sysfs_pair[0].file[0] != '\0') {
- dbg("check " FIELD_SYSFS " pairs");
- if (match_sysfs_pairs(rule, class_dev, sysfs_device) != 0) {
- dbg(FIELD_SYSFS " is not matching");
- goto try_parent;
+ if (rule->sysfs_pair_count) {
+ int i;
+
+ dbg("check " KEY_SYSFS " pairs");
+ for (i = 0; i < rule->sysfs_pair_count; i++) {
+ struct key_pair *pair;
+
+ pair = &rule->sysfs_pair[i];
+ if (compare_sysfs_attribute(class_dev, sysfs_device, pair) != 0) {
+ dbg(KEY_SYSFS "{'%s'} is not matching", pair->name);
+ if (pair->operation != KEY_OP_NOMATCH)
+ goto try_parent;
+ } else {
+ dbg(KEY_SYSFS "{'%s'} matches", pair->name);
+ if (pair->operation == KEY_OP_NOMATCH)
+ goto try_parent;
+ }
}
- dbg(FIELD_SYSFS " matches");
+ dbg(KEY_SYSFS " keys are true");
}
/* found matching physical device */
sysfs_device = sysfs_get_device_parent(sysfs_device);
if (sysfs_device == NULL)
goto exit;
- dbg("sysfs_device->path='%s'", sysfs_device->path);
- dbg("sysfs_device->bus_id='%s'", sysfs_device->bus_id);
+ dbg("look at sysfs_device->path='%s'", sysfs_device->path);
+ dbg("look at sysfs_device->bus_id='%s'", sysfs_device->bus_id);
}
/* execute external program */
if (rule->program[0] != '\0') {
char program[PATH_SIZE];
- dbg("check " FIELD_PROGRAM);
+ dbg("check " KEY_PROGRAM);
strlcpy(program, rule->program, sizeof(program));
apply_format(udev, program, sizeof(program), class_dev, sysfs_device);
if (execute_program(udev, program, udev->program_result, sizeof(udev->program_result)) != 0) {
- dbg(FIELD_PROGRAM " returned nonzero");
- goto try_parent;
+ dbg(KEY_PROGRAM " returned nonzero");
+ if (rule->program_operation != KEY_OP_NOMATCH)
+ goto exit;
+ } else {
+ dbg(KEY_PROGRAM " returned successful");
+ if (rule->program_operation == KEY_OP_NOMATCH)
+ goto exit;
}
- dbg(FIELD_PROGRAM " returned successful");
+ dbg(KEY_PROGRAM " key is true");
}
/* check for matching result of external program */
if (rule->result[0] != '\0') {
- dbg("check for " FIELD_RESULT "rule->result='%s', udev->program_result='%s'",
+ dbg("check for " KEY_RESULT " rule->result='%s', udev->program_result='%s'",
rule->result, udev->program_result);
if (strcmp_pattern(rule->result, udev->program_result) != 0) {
- dbg(FIELD_RESULT " is not matching");
- goto try_parent;
+ dbg(KEY_RESULT " is not matching");
+ if (rule->result_operation != KEY_OP_NOMATCH)
+ goto exit;
+ } else {
+ dbg(KEY_RESULT " matches");
+ if (rule->result_operation == KEY_OP_NOMATCH)
+ goto exit;
}
- dbg(FIELD_RESULT " matches");
+ dbg(KEY_RESULT " key is true");
}
/* rule matches */