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-rw-r--r--libudev/libudev-device.c14
-rw-r--r--libudev/libudev-enumerate.c35
-rw-r--r--libudev/libudev-list.c10
-rw-r--r--libudev/libudev-monitor.c48
-rw-r--r--libudev/libudev-queue.c15
-rw-r--r--libudev/libudev.c10
6 files changed, 127 insertions, 5 deletions
diff --git a/libudev/libudev-device.c b/libudev/libudev-device.c
index aef6256734..9965972b32 100644
--- a/libudev/libudev-device.c
+++ b/libudev/libudev-device.c
@@ -24,9 +24,19 @@
#include "libudev-private.h"
/**
+ * SECTION:libudev-device
+ * @short_description: kernel sys devices
+ *
+ * Representation of kernel sys devices. Devices are uniquely identified
+ * by their syspath, every device has exactly one path in the kernel sys
+ * filesystem. Devices usually belong to a kernel subsystem, and and have
+ * a unique name inside that subsytem.
+ */
+
+/**
* udev_device:
*
- * Representation of a kernel sys device.
+ * Opaque object representing one kernel sys device.
*/
struct udev_device {
struct udev *udev;
@@ -882,7 +892,7 @@ struct udev_list_entry *udev_device_get_properties_list_entry(struct udev_device
* udev_device_get_driver:
* @udev_device: udev device
*
- * Returns: the driver string or #NULL, if ther is no driver attached.
+ * Returns: the driver string, or #NULL if there is no driver attached.
**/
const char *udev_device_get_driver(struct udev_device *udev_device)
{
diff --git a/libudev/libudev-enumerate.c b/libudev/libudev-enumerate.c
index 63f84062b2..08f4af0ee7 100644
--- a/libudev/libudev-enumerate.c
+++ b/libudev/libudev-enumerate.c
@@ -24,6 +24,19 @@
static int devices_sort(struct udev_enumerate *udev_enumerate);
+/**
+ * SECTION:libudev-enumerate
+ * @short_description: lookup and sort sys devices
+ *
+ * Lookup devices in the sys filesystem, filter devices by properties,
+ * and return a sorted list of matching devices.
+ */
+
+/**
+ * udev_enumerate:
+ *
+ * Opaque object representing one device lookup/sort context.
+ */
struct udev_enumerate {
struct udev *udev;
int refcount;
@@ -60,6 +73,14 @@ struct udev_enumerate *udev_enumerate_new(struct udev *udev)
return udev_enumerate;
}
+/**
+ * udev_enumerate_ref:
+ * @udev_enumerate: context
+ *
+ * Take a reference of a enumeration context.
+ *
+ * Returns: the passed enumeration context
+ **/
struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enumerate)
{
if (udev_enumerate == NULL)
@@ -68,6 +89,14 @@ struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enumerate)
return udev_enumerate;
}
+/**
+ * udev_enumerate_unref:
+ * @udev_enumerate: context
+ *
+ * Drop a reference of an enumeration context. If the refcount reaches zero,
+ * all resources of the enumeration context will be released.
+ *
+ **/
void udev_enumerate_unref(struct udev_enumerate *udev_enumerate)
{
if (udev_enumerate == NULL)
@@ -84,6 +113,12 @@ void udev_enumerate_unref(struct udev_enumerate *udev_enumerate)
free(udev_enumerate);
}
+/**
+ * udev_enumerate_get_udev:
+ * @udev_enumerate: context
+ *
+ * Returns: the udev library context.
+ */
struct udev *udev_enumerate_get_udev(struct udev_enumerate *udev_enumerate)
{
if (udev_enumerate == NULL)
diff --git a/libudev/libudev-list.c b/libudev/libudev-list.c
index bd9792ad6c..f6637fc92d 100644
--- a/libudev/libudev-list.c
+++ b/libudev/libudev-list.c
@@ -20,9 +20,17 @@
#include "libudev-private.h"
/**
+ * SECTION:libudev-list
+ * @short_description: list operation
+ *
+ * Libudev list operations.
+ */
+
+/**
* udev_list_entry:
*
- * One entry in a list, containing a name and an optional value.
+ * Opaque object representing one entry in a list. An entry contains
+ * contains a name, and optionally a value.
*/
struct udev_list_entry {
struct udev_list_node node;
diff --git a/libudev/libudev-monitor.c b/libudev/libudev-monitor.c
index 5c4e8ca04a..c38edddc39 100644
--- a/libudev/libudev-monitor.c
+++ b/libudev/libudev-monitor.c
@@ -27,6 +27,19 @@
#include "libudev.h"
#include "libudev-private.h"
+/**
+ * SECTION:libudev-monitor
+ * @short_description: device event source
+ *
+ * Connects to a device event source.
+ */
+
+/**
+/**
+ * udev_monitor:
+ *
+ * Opaque object handling one event source.
+ */
struct udev_monitor {
struct udev *udev;
int refcount;
@@ -227,6 +240,14 @@ static inline void bpf_jmp(struct sock_filter *inss, unsigned int *i,
(*i)++;
}
+/**
+ * udev_monitor_filter_update:
+ * @udev_monitor: monitor
+ *
+ * Update the installed filter. This might only be needed, if the filter was removed or changed.
+ *
+ * Returns: 0 on success, otherwise a negative error value.
+ */
int udev_monitor_filter_update(struct udev_monitor *udev_monitor)
{
static struct sock_filter ins[256];
@@ -290,7 +311,14 @@ int udev_monitor_allow_unicast_sender(struct udev_monitor *udev_monitor, struct
udev_monitor->snl_trusted_sender.nl_pid = sender->snl.nl_pid;
return 0;
}
-
+/**
+ * udev_monitor_enable_receiving:
+ * @udev_monitor: the monitor which should receive events
+ *
+ * Binds the @udev_monitor socket to the event source.
+ *
+ * Returns: 0 on success, otherwise a negative error value.
+ */
int udev_monitor_enable_receiving(struct udev_monitor *udev_monitor)
{
int err;
@@ -739,6 +767,16 @@ int udev_monitor_send_device(struct udev_monitor *udev_monitor,
return count;
}
+/**
+ * udev_monitor_filter_add_match_subsystem_devtype:
+ * @udev_monitor: the monitor
+ * @subsystem: the subsystem value to match the incoming devices against
+ * @devtype: the devtype value to matvh the incoming devices against
+ *
+ * The filter must be installed before the monitor is switched to listening mode.
+ *
+ * Returns: 0 on success, otherwise a negative error value.
+ */
int udev_monitor_filter_add_match_subsystem_devtype(struct udev_monitor *udev_monitor, const char *subsystem, const char *devtype)
{
if (udev_monitor == NULL)
@@ -751,6 +789,14 @@ int udev_monitor_filter_add_match_subsystem_devtype(struct udev_monitor *udev_mo
return 0;
}
+/**
+ * udev_monitor_filter_remove:
+ * @udev_monitor: monitor
+ *
+ * Remove all filters from monitor.
+ *
+ * Returns: 0 on success, otherwise a negative error value.
+ */
int udev_monitor_filter_remove(struct udev_monitor *udev_monitor)
{
static struct sock_fprog filter = { 0, NULL };
diff --git a/libudev/libudev-queue.c b/libudev/libudev-queue.c
index cf1ddf3a07..bfd9097506 100644
--- a/libudev/libudev-queue.c
+++ b/libudev/libudev-queue.c
@@ -24,6 +24,21 @@
#include "libudev.h"
#include "libudev-private.h"
+/**
+ * SECTION:libudev-queue
+ * @short_description: access to currently active events
+ *
+ * The udev daemon processes event asynchronously. All events wich do not have
+ * interdependencies are run in parallel. This exports the current state of the
+ * event processing queue, and the currently event sequence numbers from the kernel
+ * and the udev daemon.
+ */
+
+/**
+ * udev_queue:
+ *
+ * Opaque object representing the current event queue in the udev daemon.
+ */
struct udev_queue {
struct udev *udev;
int refcount;
diff --git a/libudev/libudev.c b/libudev/libudev.c
index d197ba7b19..f6fdcb2dfd 100644
--- a/libudev/libudev.c
+++ b/libudev/libudev.c
@@ -22,9 +22,17 @@
#include "libudev-private.h"
/**
+ * SECTION:libudev
+ * @short_description: libudev context
+ *
+ * The context contains the default values read from the udev config file,
+ * and is passed to all library operations.
+ */
+
+/**
* udev:
*
- * Library context, passed to all operations.
+ * Opaque object representing the library context.
*/
struct udev {
int refcount;