static LIST_HEAD(config_device_list);
+/* s2 may end with '*' to match everything */
+static int strncmp_wildcard(char *s1, char *s2, int max)
+{
+ int len = strlen(s2);
+ if (len > max)
+ len = max;
+ if (s2[len-1] == '*')
+ len--;
+ else
+ len = max;
+ return strncmp(s1, s2, len);
+}
+
static void dump_dev(struct config_device *dev)
{
switch (dev->type) {
dev->owner, dev->group, dev->mode);
break;
case CALLOUT:
- dbg_parse("CALLOUT name='%s', program='%s', bus='%s', id='%s', "
+ dbg_parse("CALLOUT name='%s', bus='%s', program='%s', id='%s', "
"owner='%s', group='%s', mode=%#o",
- dev->name, dev->exec_program, dev->bus, dev->id,
+ dev->name, dev->bus, dev->exec_program, dev->id,
dev->owner, dev->group, dev->mode);
break;
default:
/* update the values if we already have the device */
list_for_each(tmp, &config_device_list) {
struct config_device *dev = list_entry(tmp, struct config_device, node);
- int len = strlen(new_dev->name);
- if (new_dev->name[len-1] == '*') {
- len--;
- if (strncmp(dev->name, new_dev->name, len))
- continue;
- } else {
- if (strcmp(dev->name, new_dev->name))
- continue;
- }
- /* the same, copy the new info into this structure */
+ if (strncmp_wildcard(dev->name, new_dev->name, sizeof(dev->name)))
+ continue;
copy_var(dev, new_dev, type);
copy_var(dev, new_dev, mode);
copy_string(dev, new_dev, bus);
strfieldcpy(dev.name, temp3);
dbg_parse("LABEL name='%s', bus='%s', "
- "sysfs_file='%s', sysfs_value='%s'",
- dev.name, dev.bus, dev.sysfs_file,
+ "sysfs_file='%s', sysfs_value='%s'",
+ dev.name, dev.bus, dev.sysfs_file,
dev.sysfs_value);
}
/* loop through the whole file */
while (1) {
- /* get a line */
temp = fgets(line, sizeof(line), fd);
if (temp == NULL)
break;
return 0666;
}
+static void build_kernel_number(struct sysfs_class_device *class_dev, struct udevice *udev)
+{
+ char *dig;
+
+ /* FIXME, figure out how to handle stuff like sdaj which will not work right now. */
+ dig = class_dev->name + strlen(class_dev->name);
+ while (isdigit(*(dig-1)))
+ dig--;
+ strfieldcpy(udev->kernel_number, dig);
+ dbg("kernel_number = %s", udev->kernel_number);
+}
+
+static void apply_format(struct udevice *udev, unsigned char *string)
+{
+ char name[NAME_SIZE];
+ char *pos;
+
+ while (1) {
+ pos = strchr(string, '%');
+
+ if (pos) {
+ strfieldcpy(name, pos+2);
+ *pos = 0x00;
+ switch (pos[1]) {
+ case 'b':
+ if (strlen(udev->bus_id) == 0)
+ break;
+ strcat(string, udev->bus_id);
+ dbg("substitute bus_id '%s'", udev->bus_id);
+ break;
+ case 'n':
+ if (strlen(udev->kernel_number) == 0)
+ break;
+ strcat(pos, udev->kernel_number);
+ dbg("substitute kernel number '%s'", udev->kernel_number);
+ break;
+ case 'm':
+ sprintf(pos, "%u", udev->minor);
+ dbg("substitute minor number '%u'", udev->minor);
+ break;
+ case 'M':
+ sprintf(pos, "%u", udev->major);
+ dbg("substitute major number '%u'", udev->major);
+ break;
+ case 'c':
+ if (strlen(udev->callout_value) == 0)
+ break;
+ strcat(pos, udev->callout_value);
+ dbg("substitute callout output '%s'", udev->callout_value);
+ break;
+ default:
+ dbg("unknown substitution type '%%%c'", pos[1]);
+ break;
+ }
+ strcat(string, name);
+ } else
+ break;
+ }
+}
+
static int exec_callout(struct config_device *dev, char *value, int len)
{
break;
}
if (args[i]) {
- dbg("to many args - %d", i);
+ dbg("too many args - %d", i);
args[i] = NULL;
}
retval = execve(args[0], args, main_envp);
{
struct config_device *dev;
struct list_head *tmp;
- char value[ID_SIZE];
list_for_each(tmp, &config_device_list) {
dev = list_entry(tmp, struct config_device, node);
if (dev->type != CALLOUT)
continue;
- if (exec_callout(dev, value, sizeof(value)))
+ /* substitute anything that needs to be in the program name */
+ apply_format(udev, dev->exec_program);
+ if (exec_callout(dev, udev->callout_value, NAME_SIZE))
continue;
- if (strncmp(value, dev->id, sizeof(value)) != 0)
+ if (strncmp_wildcard(udev->callout_value, dev->id, NAME_SIZE) != 0)
continue;
strfieldcpy(udev->name, dev->name);
if (dev->mode != 0) {
int len;
strfieldcpy(udev->name, class_dev->name);
+ /* look for permissions */
list_for_each(tmp, &config_device_list) {
dev = list_entry(tmp, struct config_device, node);
len = strlen(dev->name);
- if (dev->name[len-1] == '*') {
- len--;
- if (strncmp(dev->name, class_dev->name, len))
- continue;
- } else {
- if (strcmp(dev->name, class_dev->name))
- continue;
- }
+ if (strncmp_wildcard(class_dev->name, dev->name, sizeof(dev->name)))
+ continue;
if (dev->mode != 0) {
dbg_parse("found permissions for '%s'", class_dev->name);
udev->mode = dev->mode;
if (sysfs_device) {
dbg_parse("sysfs_device->path='%s'", sysfs_device->path);
dbg_parse("sysfs_device->bus_id='%s'", sysfs_device->bus_id);
+ strfieldcpy(udev->bus_id, sysfs_device->bus_id);
} else {
dbg_parse("class_dev->name = '%s'", class_dev->name);
}
+ build_kernel_number(class_dev, udev);
+
/* rules are looked at in priority order */
retval = do_callout(class_dev, udev);
if (retval == 0)
found:
/* substitute placeholder in NAME */
- while (1) {
- char *pos = strchr(udev->name, '%');
- char *dig;
- char name[NAME_SIZE];
- if (pos) {
- strfieldcpy(name, pos+2);
- *pos = 0x00;
- switch (pos[1]) {
- case 'b':
- if (!sysfs_device)
- break;
- strcat(udev->name, sysfs_device->bus_id);
- dbg("bus_id inserted: %s",
- sysfs_device->bus_id);
- break;
- case 'n':
- dig = class_dev->name + strlen(class_dev->name);
- while (isdigit(*(dig-1)))
- dig--;
- strcat(udev->name, dig);
- dbg("substitute kernel number '%s'", dig);
- break;
- case 'm':
- sprintf(pos, "%u", udev->minor);
- dbg("substitute minor number '%u'", udev->minor);
- break;
- case 'M':
- sprintf(pos, "%u", udev->major);
- dbg("substitute major number '%u'", udev->major);
- break;
- default:
- dbg("unknown substitution type '%%%c'", pos[1]);
- break;
- }
- strcat(udev->name, name);
- } else
- break;
- }
+ apply_format(udev, udev->name);
done:
/* mode was never set above */
dump_dev_list();
return retval;
}
-
-