WebSVN – HelenOS – Blame – //branches/network/uspace/srv/net/include/socket.h

Rev	Author	Line No.	Line
3846	mejdrech	1	/*
3912	mejdrech	2	* Copyright (c) 2009 Lukas Mejdrech
3846	mejdrech	3	* All rights reserved.
		4	*
		5	* Redistribution and use in source and binary forms, with or without
		6	* modification, are permitted provided that the following conditions
		7	* are met:
		8	*
		9	* - Redistributions of source code must retain the above copyright
		10	* notice, this list of conditions and the following disclaimer.
		11	* - Redistributions in binary form must reproduce the above copyright
		12	* notice, this list of conditions and the following disclaimer in the
		13	* documentation and/or other materials provided with the distribution.
		14	* - The name of the author may not be used to endorse or promote products
		15	* derived from this software without specific prior written permission.
		16	*
		17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
		18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
		19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
		20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
		21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
		22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
		23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
		24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
		25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
		26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
		27	*/
		28
4578	mejdrech	29	/** @addtogroup socket
3846	mejdrech	30	* @{
		31	*/
		32
		33	/** @file
4578	mejdrech	34	* Socket application program interface (API).
		35	* This is a part of the network application library.
		36	* Based on the linux src/include/linux/socket.h header file and BSD socket interface.
3846	mejdrech	37	*/
		38
		39	#ifndef __NET_SOCKET_H__
		40	#define __NET_SOCKET_H__
		41
4603	mejdrech	42	#include "byteorder.h"
4578	mejdrech	43	#include "in.h"
		44	#include "inet.h"
		45
4712	mejdrech	46	#include "socket_codes.h"
3846	mejdrech	47
4701	mejdrech	48	/** @name Socket application programming interface
		49	*/
		50	/@{/
		51
		52	/** Creates a new socket.
		53	* @param domain The socket protocol family. Input parameter.
		54	* @param type Socket type. Input parameter.
		55	* @param protocol Socket protocol. Input parameter.
		56	* @returns The socket identifier on success.
		57	* @returns EPFNOTSUPPORT if the protocol family is not supported.
		58	* @returns ESOCKNOTSUPPORT if the socket type is not supported.
		59	* @returns EPROTONOSUPPORT if the protocol is not supported.
		60	* @returns ENOMEM if there is not enough memory left.
		61	* @returns Other error codes as defined for the NET_SOCKET message.
		62	*/
4578	mejdrech	63	int socket( int domain, int type, int protocol );
4701	mejdrech	64
		65	/** Binds the socket to a port address.
		66	* @param socket_id Socket identifier. Input parameter.
		67	* @param my_addr The port address. Input parameter.
		68	* @param addrlen The address length. Input parameter.
		69	* @returns EOK on success.
		70	* @returns ENOTSOCK if the socket is not found.
		71	* @returns EBADMEM if the my_addr parameter is NULL.
		72	* @returns NO_DATA if the addlen parameter is zero (0).
		73	* @returns Other error codes as defined for the NET_SOCKET_BIND message.
		74	*/
4578	mejdrech	75	int bind( int socket_id, const struct sockaddr * my_addr, socklen_t addrlen );
4701	mejdrech	76
		77	/** Sets the number of connections waiting to be accepted.
		78	* @param socket_id Socket identifier. Input parameter.
		79	* @param backlog The maximum number of waiting sockets to be accepted. Input parameter.
		80	* @returns EOK on success.
		81	* @returns EINVAL if the backlog parameter is not positive (<=0).
		82	* @returns ENOTSOCK if the socket is not found.
		83	* @returns Other error codes as defined for the NET_SOCKET_LISTEN message.
		84	*/
4578	mejdrech	85	int listen( int socket_id, int backlog );
4701	mejdrech	86
		87	/** Accepts waiting socket.
		88	* Blocks until such a socket exists.
		89	* @param socket_id Socket identifier. Input parameter.
		90	* @param cliaddr The remote client address. Output parameter.
		91	* @param addrlen The address length. Input parameter.
		92	* @returns EOK on success.
		93	* @returns EBADMEM if the cliaddr or addrlen parameter is NULL.
		94	* @returns EINVAL if the backlog parameter is not positive (<=0).
		95	* @returns ENOTSOCK if the socket is not found.
		96	* @returns Other error codes as defined for the NET_SOCKET_ACCEPT message.
		97	*/
4578	mejdrech	98	int accept( int socket_id, struct sockaddr * cliaddr, socklen_t * addrlen );
4701	mejdrech	99
		100	/** Connects socket to the remote server.
		101	* @param socket_id Socket identifier. Input parameter.
		102	* @param serv_addr The remote server address. Input parameter.
		103	* @param addrlen The address length. Input parameter.
		104	* @returns EOK on success.
		105	* @returns EBADMEM if the serv_addr parameter is NULL.
		106	* @returns NO_DATA if the addlen parameter is zero (0).
		107	* @returns ENOTSOCK if the socket is not found.
		108	* @returns Other error codes as defined for the NET_SOCKET_CONNECT message.
		109	*/
4578	mejdrech	110	int connect( int socket_id, const struct sockaddr * serv_addr, socklen_t addrlen );
		111
4701	mejdrech	112	/** Closes the socket.
		113	* @param socket_id Socket identifier. Input parameter.
		114	* @returns EOK on success.
		115	* @returns ENOTSOCK if the socket is not found.
		116	* @returns Other error codes as defined for the NET_SOCKET_CLOSE message.
		117	*/
4578	mejdrech	118	int closesocket( int socket_id );
		119
4701	mejdrech	120	/** Sends data via the socket.
		121	* @param socket_id Socket identifier. Input parameter.
		122	* @param data The data to be sent. Input parameter.
		123	* @param datalength The data length. Input parameter.
		124	* @param flags Various send flags. Input parameter.
		125	* @returns EOK on success.
		126	* @returns ENOTSOCK if the socket is not found.
		127	* @returns EBADMEM if the data parameter is NULL.
		128	* @returns NO_DATA if the datalength parameter is zero (0).
		129	* @returns Other error codes as defined for the NET_SOCKET_SEND message.
		130	*/
4578	mejdrech	131	int send( int socket_id, void * data, size_t datalength, int flags );
4701	mejdrech	132
		133	/** Sends data via the socket to the remote address.
		134	* Binds the socket to a free port if not already connected/bound.
		135	* @param socket_id Socket identifier. Input parameter.
		136	* @param data The data to be sent. Input parameter.
		137	* @param datalength The data length. Input parameter.
		138	* @param flags Various send flags. Input parameter.
		139	* @param toaddr The destination address. Input parameter.
		140	* @param addrlen The address length. Input parameter.
		141	* @returns EOK on success.
		142	* @returns ENOTSOCK if the socket is not found.
		143	* @returns EBADMEM if the data or toaddr parameter is NULL.
		144	* @returns NO_DATA if the datalength or the addrlen parameter is zero (0).
		145	* @returns Other error codes as defined for the NET_SOCKET_SENDTO message.
		146	*/
4578	mejdrech	147	int sendto( int socket_id, const void * data, size_t datalength, int flags, const struct sockaddr * toaddr, socklen_t addrlen );
		148
4701	mejdrech	149	/** Receives data via the socket.
		150	* @param socket_id Socket identifier. Input parameter.
		151	* @param data The data buffer to be filled. Output parameter.
		152	* @param datalength The data length. Input parameter.
		153	* @param flags Various receive flags. Input parameter.
		154	* @returns EOK on success.
		155	* @returns ENOTSOCK if the socket is not found.
		156	* @returns EBADMEM if the data parameter is NULL.
		157	* @returns NO_DATA if the datalength parameter is zero (0).
		158	* @returns Other error codes as defined for the NET_SOCKET_RECV message.
		159	*/
4578	mejdrech	160	int recv( int socket_id, void * data, size_t datalength, int flags );
4701	mejdrech	161
		162	/** Receives data via the socket.
		163	* @param socket_id Socket identifier. Input parameter.
		164	* @param data The data buffer to be filled. Output parameter.
		165	* @param datalength The data length. Input parameter.
		166	* @param flags Various receive flags. Input parameter.
		167	* @param fromaddr The source address. Output parameter.
		168	* @param addrlen The address length. The maximum address length is read. The actual address length is set. Input/output parameter.
		169	* @returns EOK on success.
		170	* @returns ENOTSOCK if the socket is not found.
		171	* @returns EBADMEM if the data or fromaddr parameter is NULL.
		172	* @returns NO_DATA if the datalength or addrlen parameter is zero (0).
		173	* @returns Other error codes as defined for the NET_SOCKET_RECVFROM message.
		174	*/
4578	mejdrech	175	int recvfrom( int socket_id, void * data, size_t datalength, int flags, struct sockaddr * fromaddr, socklen_t * addrlen );
		176
4701	mejdrech	177	/** Gets socket option.
		178	* @param socket_id Socket identifier. Input parameter.
		179	* @param level The socket options level. Input parameter.
		180	* @param optname The socket option to be get. Input parameter.
		181	* @param value The value buffer to be filled. Output parameter.
		182	* @param optlen The value buffer length. The maximum length is read. The actual length is set. Input/output parameter.
		183	* @returns EOK on success.
		184	* @returns ENOTSOCK if the socket is not found.
		185	* @returns EBADMEM if the value or optlen parameter is NULL.
		186	* @returns NO_DATA if the optlen parameter is zero (0).
		187	* @returns Other error codes as defined for the NET_SOCKET_GETSOCKOPT message.
		188	*/
4578	mejdrech	189	int getsockopt( int socket_id, int level, int optname, void * value, size_t * optlen );
4701	mejdrech	190
		191	/** Sets socket option.
		192	* @param socket_id Socket identifier. Input parameter.
		193	* @param level The socket options level. Input parameter.
		194	* @param optname The socket option to be set. Input parameter.
		195	* @param value The value to be set. Input parameter.
		196	* @param optlen The value length. Input parameter.
		197	* @returns EOK on success.
		198	* @returns ENOTSOCK if the socket is not found.
		199	* @returns EBADMEM if the value parameter is NULL.
		200	* @returns NO_DATA if the optlen parameter is zero (0).
		201	* @returns Other error codes as defined for the NET_SOCKET_SETSOCKOPT message.
		202	*/
4578	mejdrech	203	int setsockopt( int socket_id, int level, int optname, const void * value, size_t optlen );
		204
4701	mejdrech	205	/@}/
		206
3846	mejdrech	207	#endif
		208
		209	/** @}
		210	*/

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