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authorgreg@kroah.com <greg@kroah.com>2003-11-12 08:26:08 -0800
committerGreg KH <gregkh@suse.de>2005-04-26 21:06:23 -0700
commit120d45d0a1565a1e4432616df3117ff474c0b249 (patch)
tree08b340ee99f84b1af480b58cb8bcf49993831969 /namedev.c
parent07b80e6d55ebeca61c7c4dba880517bb1a32ff81 (diff)
[PATCH] split REPLACE and CALLOUT into separate functions
Finally starting to process this in priority order, not config file order.
Diffstat (limited to 'namedev.c')
-rw-r--r--namedev.c112
1 files changed, 72 insertions, 40 deletions
diff --git a/namedev.c b/namedev.c
index c277cec28f..70236caca2 100644
--- a/namedev.c
+++ b/namedev.c
@@ -22,7 +22,7 @@
*/
/* define this to enable parsing debugging */
-/* #define DEBUG_PARSER */
+#define DEBUG_PARSER
#include <stddef.h>
#include <stdlib.h>
@@ -537,6 +537,65 @@ static int exec_callout(struct config_device *dev, char *value, int len)
return retval;
}
+static int do_callout(struct sysfs_class_device *class_dev, struct udevice *udev)
+{
+ 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)))
+ continue;
+ if (strncmp(value, dev->id, sizeof(value)) != 0)
+ continue;
+ strcpy(udev->name, dev->name);
+ if (dev->mode != 0) {
+ udev->mode = dev->mode;
+ strcpy(udev->owner, dev->owner);
+ strcpy(udev->group, dev->group);
+ }
+ dbg_parse("device callout '%s' becomes '%s' - owner = %s, group = %s, mode = %#o",
+ dev->id, udev->name,
+ dev->owner, dev->group, dev->mode);
+ return 0;
+ }
+ return -ENODEV;
+}
+
+static int do_replace(struct sysfs_class_device *class_dev, struct udevice *udev)
+{
+ struct config_device *dev;
+ struct list_head *tmp;
+
+ list_for_each(tmp, &config_device_list) {
+ dev = list_entry(tmp, struct config_device, node);
+ if (dev->type != REPLACE)
+ continue;
+
+ dbg_parse("REPLACE: replace name '%s' with '%s'",
+ dev->kernel_name, dev->name);
+ if (strcmp(dev->kernel_name, class_dev->name) != 0)
+ continue;
+
+ strcpy(udev->name, dev->name);
+ if (dev->mode != 0) {
+ udev->mode = dev->mode;
+ strcpy(udev->owner, dev->owner);
+ strcpy(udev->group, dev->group);
+ }
+ dbg_parse("'%s' becomes '%s' - owner = %s, group = %s, mode = %#o",
+ dev->kernel_name, udev->name,
+ dev->owner, dev->group, dev->mode);
+
+ return 0;
+ }
+ return -ENODEV;
+}
+
static int get_attr(struct sysfs_class_device *class_dev, struct udevice *udev)
{
struct list_head *tmp;
@@ -712,49 +771,22 @@ label_found:
goto done;
break;
}
- case CALLOUT:
- {
- char value[ID_SIZE];
-
- if (exec_callout(dev, value, sizeof(value)))
- continue;
- if (strncmp(value, dev->id, sizeof(value)) != 0)
- continue;
- strcpy(udev->name, dev->name);
- if (dev->mode != 0) {
- udev->mode = dev->mode;
- strcpy(udev->owner, dev->owner);
- strcpy(udev->group, dev->group);
- }
- dbg_parse("device callout '%s' becomes '%s' - owner = %s, group = %s, mode = %#o",
- dev->id, udev->name,
- dev->owner, dev->group, dev->mode);
- goto done;
- break;
- }
- case REPLACE:
- dbg_parse("REPLACE: replace name '%s' with '%s'",
- dev->kernel_name, dev->name);
- if (strcmp(dev->kernel_name, class_dev->name) != 0)
- continue;
- strcpy(udev->name, dev->name);
- if (dev->mode != 0) {
- udev->mode = dev->mode;
- strcpy(udev->owner, dev->owner);
- strcpy(udev->group, dev->group);
- }
- dbg_parse("'%s' becomes '%s' - owner = %s, group = %s, mode = %#o",
- dev->kernel_name, udev->name,
- dev->owner, dev->group, dev->mode);
- goto done;
- break;
case KERNEL_NAME:
- break;
default:
- dbg_parse("Unknown type of device '%d'", dev->type);
break;
}
}
+
+ /* rules are looked at in priority order */
+
+ retval = do_callout(class_dev, udev);
+ if (retval == 0)
+ goto done;
+
+ retval = do_replace(class_dev, udev);
+ if (retval == 0)
+ goto done;
+
strcpy(udev->name, class_dev->name);
done:
@@ -764,7 +796,7 @@ done:
udev->owner[0] = 0x00;
udev->group[0] = 0x00;
}
- return retval;
+ return 0;
}
int namedev_name_device(struct sysfs_class_device *class_dev, struct udevice *dev)