DSI API for components

Relevant things for DSI-compontents. Component applications might also need the functions provided by the General functions for DSI users module. More...

Classes
struct	dsi_packet
	packet descriptor More...
struct	dsi_sg_elem
	scatter gather element More...
struct	dsi_ctrl_header
	control area header More...
struct	dsi_socket
	socket descriptor It is the component-local socket reference. More...
Typedefs
typedef volatile l4_int8_t	dsi_semaphore_t
	packet semaphore type
typedef struct dsi_packet	dsi_packet_t
	packet descriptor
typedef struct dsi_sg_elem	dsi_sg_elem_t
	scatter gather element
typedef struct dsi_ctrl_header	dsi_ctrl_header_t
	control area header
typedef struct dsi_socket	dsi_socket_t
	socket type
typedef void(*	dsi_sync_callback_fn_t )(dsi_socket_t *socket, l4_uint32_t packet_no, l4_uint32_t flags)
	prototype for synchronization callback function
typedef void(*	dsi_release_callback_fn_t )(dsi_socket_t *socket, dsi_packet_t *packet)
	prototype for release packet callback function
Functions
l4_threadid_t	dsi_get_event_thread_id (void)
	Return id of event signalling thread.
int	dsi_is_valid_socket (dsi_socket_t *socket)
	Check if socket is valid socket descriptor.

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Detailed Description

Relevant things for DSI-compontents. Component applications might also need the functions provided by the General functions for DSI users module.

See also:

g_socket and g_packet

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Function Documentation

l4_threadid_t dsi_get_event_thread_id

(

void

)

Return id of event signalling thread.

Returns:

Thread id.

Definition at line 468 of file event.c.

References dsi_component_event_id.

Referenced by dsi_socket_get_ref().

int dsi_is_valid_socket

(

dsi_socket_t *

socket

)

Check if socket is valid socket descriptor.

Parameters:

socket

socket descriptor

Return values:

	!=	0 if socket points to valid socket descriptor
	0	otherwise

Definition at line 112 of file socket.c.

Referenced by dsi_packet_add_data(), dsi_packet_commit(), dsi_packet_get(), dsi_packet_get_abort(), dsi_packet_get_data(), dsi_packet_get_no(), dsi_packet_set_no(), dsi_socket_clear_flags(), dsi_socket_close(), dsi_socket_connect(), dsi_socket_get_data_area(), dsi_socket_get_num_committed_packets(), dsi_socket_get_packet_num(), dsi_socket_get_ref(), dsi_socket_set_event(), dsi_socket_set_flags(), dsi_socket_set_release_callback(), dsi_socket_set_sync_callback(), dsi_socket_share_ds(), dsi_socket_stop(), and dsi_socket_test_flag().