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Diffstat (limited to 'namedev.c')
-rw-r--r--namedev.c129
1 files changed, 62 insertions, 67 deletions
diff --git a/namedev.c b/namedev.c
index f4c263f5bc..4e0476c6e3 100644
--- a/namedev.c
+++ b/namedev.c
@@ -39,6 +39,7 @@
#include "klibc_fixups.h"
LIST_HEAD(config_device_list);
+LIST_HEAD(perm_device_list);
/* compare string with pattern (supports * ? [0-9] [!A-Z]) */
static int strcmp_pattern(const char *p, const char *s)
@@ -113,7 +114,6 @@ int add_config_dev(struct config_device *new_dev)
if (strncmp(dev->bus, new_dev->bus, sizeof(dev->name)))
continue;
copy_var(dev, new_dev, type);
- copy_var(dev, new_dev, mode);
copy_string(dev, new_dev, bus);
copy_string(dev, new_dev, sysfs_file);
copy_string(dev, new_dev, sysfs_value);
@@ -121,8 +121,6 @@ int add_config_dev(struct config_device *new_dev)
copy_string(dev, new_dev, place);
copy_string(dev, new_dev, kernel_name);
copy_string(dev, new_dev, exec_program);
- copy_string(dev, new_dev, owner);
- copy_string(dev, new_dev, group);
return 0;
}
@@ -136,6 +134,46 @@ int add_config_dev(struct config_device *new_dev)
return 0;
}
+int add_perm_dev(struct perm_device *new_dev)
+{
+ struct list_head *tmp;
+ struct perm_device *tmp_dev;
+
+ /* update the values if we already have the device */
+ list_for_each(tmp, &perm_device_list) {
+ struct perm_device *dev = list_entry(tmp, struct perm_device, node);
+ if (strcmp_pattern(new_dev->name, dev->name))
+ continue;
+ copy_var(dev, new_dev, mode);
+ copy_string(dev, new_dev, owner);
+ copy_string(dev, new_dev, group);
+ return 0;
+ }
+
+ /* not found, add new structure to the perm list */
+ tmp_dev = malloc(sizeof(*tmp_dev));
+ if (!tmp_dev)
+ return -ENOMEM;
+ memcpy(tmp_dev, new_dev, sizeof(*tmp_dev));
+ list_add_tail(&tmp_dev->node, &perm_device_list);
+ //dump_perm_dev(tmp_dev);
+ return 0;
+}
+
+static struct perm_device *find_perm(char *name)
+{
+ struct list_head *tmp;
+ struct perm_device *perm = NULL;
+
+ list_for_each(tmp, &perm_device_list) {
+ perm = list_entry(tmp, struct perm_device, node);
+ if (strcmp_pattern(perm->name, name))
+ continue;
+ return perm;
+ }
+ return NULL;
+}
+
static mode_t get_default_mode(struct sysfs_class_device *class_dev)
{
mode_t mode = 0600; /* default to owner rw only */
@@ -328,15 +366,8 @@ static int do_callout(struct sysfs_class_device *class_dev, struct udevice *udev
if (strcmp_pattern(dev->id, udev->callout_value) != 0)
continue;
strfieldcpy(udev->name, dev->name);
- if (dev->mode != 0) {
- udev->mode = dev->mode;
- strfieldcpy(udev->owner, dev->owner);
- strfieldcpy(udev->group, dev->group);
- }
- dbg("callout returned matching value '%s', '%s' becomes '%s'"
- " - owner='%s', group='%s', mode=%#o",
- dev->id, class_dev->name, udev->name,
- dev->owner, dev->group, dev->mode);
+ dbg("callout returned matching value '%s', '%s' becomes '%s'",
+ dev->id, class_dev->name, udev->name);
return 0;
}
return -ENODEV;
@@ -382,15 +413,8 @@ label_found:
continue;
strfieldcpy(udev->name, dev->name);
- if (dev->mode != 0) {
- udev->mode = dev->mode;
- strfieldcpy(udev->owner, dev->owner);
- strfieldcpy(udev->group, dev->group);
- }
- dbg("found matching attribute '%s', '%s' becomes '%s' "
- "- owner='%s', group='%s', mode=%#o",
- dev->sysfs_file, class_dev->name, udev->name,
- dev->owner, dev->group, dev->mode);
+ dbg("found matching attribute '%s', '%s' becomes '%s' ",
+ dev->sysfs_file, class_dev->name, udev->name);
return 0;
}
@@ -434,15 +458,8 @@ static int do_number(struct sysfs_class_device *class_dev, struct udevice *udev,
if (!found)
continue;
strfieldcpy(udev->name, dev->name);
- if (dev->mode != 0) {
- udev->mode = dev->mode;
- strfieldcpy(udev->owner, dev->owner);
- strfieldcpy(udev->group, dev->group);
- }
- dbg("found matching id '%s', '%s' becomes '%s'"
- " - owner='%s', group ='%s', mode=%#o",
- dev->id, class_dev->name, udev->name,
- dev->owner, dev->group, dev->mode);
+ dbg("found matching id '%s', '%s' becomes '%s'",
+ dev->id, class_dev->name, udev->name);
return 0;
}
return -ENODEV;
@@ -486,15 +503,8 @@ static int do_topology(struct sysfs_class_device *class_dev, struct udevice *ude
continue;
strfieldcpy(udev->name, dev->name);
- if (dev->mode != 0) {
- udev->mode = dev->mode;
- strfieldcpy(udev->owner, dev->owner);
- strfieldcpy(udev->group, dev->group);
- }
- dbg("found matching place '%s', '%s' becomes '%s'"
- " - owner='%s', group ='%s', mode=%#o",
- dev->place, class_dev->name, udev->name,
- dev->owner, dev->group, dev->mode);
+ dbg("found matching place '%s', '%s' becomes '%s'",
+ dev->place, class_dev->name, udev->name);
return 0;
}
return -ENODEV;
@@ -515,15 +525,7 @@ static int do_replace(struct sysfs_class_device *class_dev, struct udevice *udev
continue;
strfieldcpy(udev->name, dev->name);
- if (dev->mode != 0) {
- udev->mode = dev->mode;
- strfieldcpy(udev->owner, dev->owner);
- strfieldcpy(udev->group, dev->group);
- }
- dbg("found name, '%s' becomes '%s'"
- " - owner='%s', group='%s', mode = %#o",
- dev->kernel_name, udev->name,
- dev->owner, dev->group, dev->mode);
+ dbg("found name, '%s' becomes '%s'", dev->kernel_name, udev->name);
return 0;
}
@@ -532,24 +534,8 @@ static int do_replace(struct sysfs_class_device *class_dev, struct udevice *udev
static void do_kernelname(struct sysfs_class_device *class_dev, struct udevice *udev)
{
- struct config_device *dev;
- struct list_head *tmp;
- int len;
-
+ /* heh, this is pretty simple... */
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 (strcmp_pattern(dev->name, class_dev->name))
- continue;
- if (dev->mode != 0) {
- dbg("found permissions for '%s'", class_dev->name);
- udev->mode = dev->mode;
- strfieldcpy(udev->owner, dev->owner);
- strfieldcpy(udev->group, dev->group);
- }
- }
}
int namedev_name_device(struct sysfs_class_device *class_dev, struct udevice *udev)
@@ -558,6 +544,7 @@ int namedev_name_device(struct sysfs_class_device *class_dev, struct udevice *ud
struct sysfs_class_device *class_dev_parent = NULL;
int retval = 0;
char *temp = NULL;
+ struct perm_device *perm;
udev->mode = 0;
@@ -632,12 +619,19 @@ found:
apply_format(udev, udev->name);
done:
- /* mode was never set above */
- if (!udev->mode) {
+ perm = find_perm(udev->name);
+ if (perm) {
+ udev->mode = perm->mode;
+ strfieldcpy(udev->owner, perm->owner);
+ strfieldcpy(udev->group, perm->group);
+ } else {
+ /* no matching perms found :( */
udev->mode = get_default_mode(class_dev);
udev->owner[0] = 0x00;
udev->group[0] = 0x00;
}
+ dbg("name, '%s' is going to have owner='%s', group='%s', mode = %#o",
+ udev->name, udev->owner, udev->group, udev->mode);
if (class_dev_parent)
sysfs_close_class_device(class_dev_parent);
@@ -658,5 +652,6 @@ int namedev_init(void)
return retval;
dump_config_dev_list();
+ dump_perm_dev_list();
return retval;
}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-28 04:53:17 +0000