media.h File Reference

Media API. More...

#include <sys/types.h>
#include <rtems.h>

Go to the source code of this file.

Macros
#define	RTEMS_MEDIA_MOUNT_BASE   "/media"
#define	RTEMS_MEDIA_DELIMITER   '-'

Typedefs
typedef rtems_status_code(*	rtems_media_listener) (rtems_media_event event, rtems_media_state state, const char *src, const char *dest, void *listener_arg)
	Event listener. More...
typedef rtems_status_code(*	rtems_media_worker) (rtems_media_state state, const char *src, char **dest, void *worker_arg)
	Do the work corresponding to an event. More...

Enumerations
enum	rtems_media_event {   RTEMS_MEDIA_EVENT_DISK_ATTACH, RTEMS_MEDIA_EVENT_DISK_DETACH, RTEMS_MEDIA_EVENT_MOUNT, RTEMS_MEDIA_EVENT_UNMOUNT,   RTEMS_MEDIA_EVENT_PARTITION_INQUIRY, RTEMS_MEDIA_EVENT_PARTITION_ATTACH, RTEMS_MEDIA_EVENT_PARTITION_DETACH, RTEMS_MEDIA_EVENT_ERROR }
enum	rtems_media_state {   RTEMS_MEDIA_STATE_INQUIRY, RTEMS_MEDIA_STATE_READY, RTEMS_MEDIA_STATE_ABORTED, RTEMS_MEDIA_STATE_SUCCESS,   RTEMS_MEDIA_STATE_FAILED, RTEMS_MEDIA_ERROR_DISK_UNKNOWN, RTEMS_MEDIA_ERROR_DISK_EXISTS, RTEMS_MEDIA_ERROR_DISK_OR_PARTITION_UNKNOWN,   RTEMS_MEDIA_ERROR_DISK_OR_PARTITION_EXISTS, RTEMS_MEDIA_ERROR_PARTITION_UNKNOWN, RTEMS_MEDIA_ERROR_PARTITION_ORPHAN, RTEMS_MEDIA_ERROR_PARTITION_DETACH_WITH_MOUNT,   RTEMS_MEDIA_ERROR_PARTITION_WITH_UNKNOWN_DISK, RTEMS_MEDIA_ERROR_MOUNT_POINT_UNKNOWN, RTEMS_MEDIA_ERROR_MOUNT_POINT_EXISTS, RTEMS_MEDIA_ERROR_MOUNT_POINT_ORPHAN }

Functions
Base
RTEMS_INLINE_ROUTINE rtems_status_code	rtems_media_initialize (void)
	Initializes the media manager. More...
rtems_status_code	rtems_media_listener_add (rtems_media_listener listener, void *listener_arg)
	Adds the listener with argument listener_arg. More...
rtems_status_code	rtems_media_listener_remove (rtems_media_listener listener, void *listener_arg)
	Removes the listener with argument listener_arg. More...
rtems_status_code	rtems_media_post_event (rtems_media_event event, const char *src, char **dest, rtems_media_worker worker, void *worker_arg)
	Posts the event with source src. More...
Server
rtems_status_code	rtems_media_server_initialize (rtems_task_priority priority, size_t stack_size, rtems_mode modes, rtems_attribute attributes)
	Initializes the media manager and media server. More...
rtems_status_code	rtems_media_server_post_event (rtems_media_event event, const char *src, rtems_media_worker worker, void *worker_arg)
	Sends an event message to the media server. More...
Path Construction
char *	rtems_media_create_path (const char *prefix, const char *name, rtems_device_major_number major)
	Creates a new path as "prefix/name-major". More...
char *	rtems_media_replace_prefix (const char *new_prefix, const char *path)
	Replaces the prefix of the path with new_prefix. More...
char *	rtems_media_append_minor (const char *path, rtems_device_minor_number minor)
	Appends the minor number to the path resulting in "path-minor". More...
Support
rtems_status_code	rtems_media_get_device_identifier (const char *device_path, dev_t *device_identifier)
	Returns the device identifier for the device located at device_path in device_identifier. More...
const char *	rtems_media_event_description (rtems_media_event event)
const char *	rtems_media_state_description (rtems_media_state state)

Detailed Description

Media API.