WebSVN – HelenOS – Diff – /branches/network/uspace/srv/net/include/arp_interface.h


/*
 * Copyright (c) 2009 Lukas Mejdrech
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup arp
 *  @{
 */
 
/** @file
 *  ARP module interface.
 *  The same interface is used for standalone remote modules as well as for bundle modules.
 *  The standalone remote modules have to be compiled with the arp_remote.c source file.
 *  The bundle modules with the arp.c source file.
 */
 
#ifndef __NET_ARP_INTERFACE_H__
#define __NET_ARP_INTERFACE_H__
 
#include "../structures/measured_strings.h"
 
#include "device.h"
 
/** @name ARP module interface
 *  This interface is used by other modules.
 */
/*@{*/
 
/** Registers the new device and the requesting protocol service.
 *  Connects to the network interface layer service.
 *  Determines the device broadcast address, its address lengths and packet size.
 *  @param[in] arp_phone The ARP module phone used for (semi)remote calls.
 *  @param[in] device_id The new device identifier.
 *  @param[in] protocol The requesting protocol service.
 *  @param[in] netif The underlying device network interface layer service.
 *  @param[in] address The local requesting protocol address of the device.
 *  @returns EOK on success.
 *  @returns EEXIST if the device is already used.
 *  @returns ENOMEM if there is not enough memory left.
 *  @returns ENOENT if the network interface service is not known.
 *  @returns EREFUSED if the network interface service is not responding.
 *  @returns Other error codes as defined for the nil_packet_get_size() function.
 *  @returns Other error codes as defined for the nil_get_addr() function.
 *  @returns Other error codes as defined for the nil_get_broadcast_addr() function.
 */
int arp_device_req( int arp_phone, device_id_t device_id, services_t protocol, services_t netif, measured_string_ref address );
 
/** Translates the given protocol address to the network interface address.
 *  Broadcasts the ARP request if the mapping is not found.
 *  Allocates and returns the needed memory block as the data parameter.
 *  @param[in] arp_phone The ARP module phone used for (semi)remote calls.
 *  @param[in] device_id The device identifier.
 *  @param[in] protocol The requesting protocol service.
 *  @param[in] address The local requesting protocol address.
 *  @param[out] translation The translation of the local protocol address.
 *  @param[out] data The allocated raw translation data container.
 *  @returns EOK on success.
 *  @returns EINVAL if the address parameter is NULL.
 
 *  @returns EBADMEM if the translation or the data parameters are NULL.
 *  @returns ENOENT if the mapping is not found.
 */
int arp_translate_req( int arp_phone, device_id_t device_id, services_t protocol, measured_string_ref address, measured_string_ref * translation, char ** data );
 
/** Clears the device cache.
 *  @param[in] arp_phone The ARP module phone used for (semi)remote calls.
 *  @param[in] device_id The device identifier.
 *  @returns EOK on success.
 *  @returns ENOENT if the device is not found.
 */
int arp_clear_device_req( int arp_phone, device_id_t device_id );
 
/** Clears the given protocol address from the cache.
 *  @param[in] arp_phone The ARP module phone used for (semi)remote calls.
 *  @param[in] device_id The device identifier.
 *  @param[in] protocol The requesting protocol service.
 *  @param[in] address The protocol address to be cleared.
 *  @returns EOK on success.
 *  @returns ENOENT if the mapping is not found.
 */
int arp_clear_address_req( int arp_phone, device_id_t device_id, services_t protocol, measured_string_ref address );
 
/** Cleans the cache.
 *  @param[in] arp_phone The ARP module phone used for (semi)remote calls.
 *  @returns EOK on success.
 */
int arp_clean_cache_req( int arp_phone );
 
/** Connects to the ARP module.
 *  @param service The ARP module service. Ignored parameter.
 *  @returns The ARP module phone on success.
 *  @returns 0 if called by the bundle module.
 */
int arp_connect_module( services_t service );
 
/** Returns the ARP task identifier.
 *  @returns The current task identifier if called by the bundle module.
 *  @returns 0 if called by the remote module.
 */
task_id_t   arp_task_get_id( void );
 
/*@}*/
 
#endif
 
/** @}
 */
 

Subversion Repositories HelenOS

(root)/branches/network/uspace/srv/net/include/arp_interface.h @ 4755 – Rev 4723 → 4756

Rev 4723		Rev 4756
1	/*	1	/*
2	* Copyright (c) 2009 Lukas Mejdrech	2	* Copyright (c) 2009 Lukas Mejdrech
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	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	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.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	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	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	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	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	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	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.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup arp	29	/** @addtogroup arp
30	* @{	30	* @{
31	*/	31	*/
32		32
33	/** @file	33	/** @file
34	* ARP module interface.	34	* ARP module interface.
35	* The same interface is used for standalone remote modules as well as for bundle modules.	35	* The same interface is used for standalone remote modules as well as for bundle modules.
36	* The standalone remote modules have to be compiled with the arp_remote.c source file.	36	* The standalone remote modules have to be compiled with the arp_remote.c source file.
37	* The bundle modules with the arp.c source file.	37	* The bundle modules with the arp.c source file.
38	*/	38	*/
39		39
40	#ifndef __NET_ARP_INTERFACE_H__	40	#ifndef __NET_ARP_INTERFACE_H__
41	#define __NET_ARP_INTERFACE_H__	41	#define __NET_ARP_INTERFACE_H__
42		42
43	#include "../structures/measured_strings.h"	43	#include "../structures/measured_strings.h"
44		44
45	#include "device.h"	45	#include "device.h"
46		46
47	/** @name ARP module interface	47	/** @name ARP module interface
48	* This interface is used by other modules.	48	* This interface is used by other modules.
49	*/	49	*/
50	/@{/	50	/@{/
51		51
52	/** Registers the new device and the requesting protocol service.	52	/** Registers the new device and the requesting protocol service.
53	* Connects to the network interface layer service.	53	* Connects to the network interface layer service.
54	* Determines the device broadcast address, its address lengths and packet size.	54	* Determines the device broadcast address, its address lengths and packet size.
55	* @param arp_phone The ARP module phone used for (semi)remote calls. Input parameter.	55	* @param[in] arp_phone The ARP module phone used for (semi)remote calls.
56	* @param device_id The new device identifier. Input parameter.	56	* @param[in] device_id The new device identifier.
57	* @param protocol The requesting protocol service. Input parameter.	57	* @param[in] protocol The requesting protocol service.
58	* @param netif The underlying device network interface layer service. Input parameter.	58	* @param[in] netif The underlying device network interface layer service.
59	* @param address The local requesting protocol address of the device. Input parameter.	59	* @param[in] address The local requesting protocol address of the device.
60	* @returns EOK on success.	60	* @returns EOK on success.
61	* @returns EEXIST if the device is already used.	61	* @returns EEXIST if the device is already used.
62	* @returns ENOMEM if there is not enough memory left.	62	* @returns ENOMEM if there is not enough memory left.
63	* @returns ENOENT if the network interface service is not known.	63	* @returns ENOENT if the network interface service is not known.
64	* @returns EREFUSED if the network interface service is not responding.	64	* @returns EREFUSED if the network interface service is not responding.
65	* @returns Other error codes as defined for the nil_packet_get_size() function.	65	* @returns Other error codes as defined for the nil_packet_get_size() function.
66	* @returns Other error codes as defined for the nil_get_addr() function.	66	* @returns Other error codes as defined for the nil_get_addr() function.
67	* @returns Other error codes as defined for the nil_get_broadcast_addr() function.	67	* @returns Other error codes as defined for the nil_get_broadcast_addr() function.
68	*/	68	*/
69	int arp_device_req( int arp_phone, device_id_t device_id, services_t protocol, services_t netif, measured_string_ref address );	69	int arp_device_req( int arp_phone, device_id_t device_id, services_t protocol, services_t netif, measured_string_ref address );
70		70
71	/** Translates the given protocol address to the network interface address.	71	/** Translates the given protocol address to the network interface address.
72	* Broadcasts the ARP request if the mapping is not found.	72	* Broadcasts the ARP request if the mapping is not found.
73	* Allocates and returns the needed memory block as the data parameter.	73	* Allocates and returns the needed memory block as the data parameter.
74	* @param arp_phone The ARP module phone used for (semi)remote calls. Input parameter.	74	* @param[in] arp_phone The ARP module phone used for (semi)remote calls.
75	* @param device_id The device identifier. Input parameter.	75	* @param[in] device_id The device identifier.
76	* @param protocol The requesting protocol service. Input parameter.	76	* @param[in] protocol The requesting protocol service.
77	* @param address The local requesting protocol address. Input parameter.	77	* @param[in] address The local requesting protocol address.
78	* @param translation The translation of the local protocol address. Output parameter.	78	* @param[out] translation The translation of the local protocol address.
79	* @param data The allocated raw translation data container. Output parameter.	79	* @param[out] data The allocated raw translation data container.
80	* @returns EOK on success.	80	* @returns EOK on success.
81	* @returns EINVAL if the configuration parameter is NULL.	81	* @returns EINVAL if the address parameter is NULL.
82	* @returns EINVAL if the count parameter is zero (0).	-
83	* @returns EBADMEM if the translation or the data parameters are NULL.	82	* @returns EBADMEM if the translation or the data parameters are NULL.
84	* @returns ENOENT if the mapping is not found.	83	* @returns ENOENT if the mapping is not found.
85	*/	84	*/
86	int arp_translate_req( int arp_phone, device_id_t device_id, services_t protocol, measured_string_ref address, measured_string_ref * translation, char ** data );	85	int arp_translate_req( int arp_phone, device_id_t device_id, services_t protocol, measured_string_ref address, measured_string_ref * translation, char ** data );
87		86
88	/** Clears the device cache.	87	/** Clears the device cache.
89	* @param arp_phone The ARP module phone used for (semi)remote calls. Input parameter.	88	* @param[in] arp_phone The ARP module phone used for (semi)remote calls.
90	* @param device_id The device identifier. Input parameter.	89	* @param[in] device_id The device identifier.
91	* @returns EOK on success.	90	* @returns EOK on success.
92	* @returns ENOENT if the device is not found.	91	* @returns ENOENT if the device is not found.
93	*/	92	*/
94	int arp_clear_device_req( int arp_phone, device_id_t device_id );	93	int arp_clear_device_req( int arp_phone, device_id_t device_id );
95		94
96	/** Clears the given protocol address from the cache.	95	/** Clears the given protocol address from the cache.
97	* @param arp_phone The ARP module phone used for (semi)remote calls. Input parameter.	96	* @param[in] arp_phone The ARP module phone used for (semi)remote calls.
98	* @param device_id The device identifier. Input parameter.	97	* @param[in] device_id The device identifier.
99	* @param protocol The requesting protocol service. Input parameter.	98	* @param[in] protocol The requesting protocol service.
100	* @param address The protocol address to be cleared. Input parameter.	99	* @param[in] address The protocol address to be cleared.
101	* @returns EOK on success.	100	* @returns EOK on success.
102	* @returns ENOENT if the mapping is not found.	101	* @returns ENOENT if the mapping is not found.
103	*/	102	*/
104	int arp_clear_address_req( int arp_phone, device_id_t device_id, services_t protocol, measured_string_ref address );	103	int arp_clear_address_req( int arp_phone, device_id_t device_id, services_t protocol, measured_string_ref address );
105		104
106	/** Cleans the cache.	105	/** Cleans the cache.
107	* @param arp_phone The ARP module phone used for (semi)remote calls. Input parameter.	106	* @param[in] arp_phone The ARP module phone used for (semi)remote calls.
108	* @returns EOK on success.	107	* @returns EOK on success.
109	*/	108	*/
110	int arp_clean_cache_req( int arp_phone );	109	int arp_clean_cache_req( int arp_phone );
111		110
112	/** Connects to the ARP module.	111	/** Connects to the ARP module.
113	* @param service The ARP module service. Ignored parameter.	112	* @param service The ARP module service. Ignored parameter.
114	* @returns The ARP module phone on success.	113	* @returns The ARP module phone on success.
115	* @returns 0 if called by the bundle module.	114	* @returns 0 if called by the bundle module.
116	*/	115	*/
117	int arp_connect_module( services_t service );	116	int arp_connect_module( services_t service );
118		117
119	/** Returns the ARP task identifier.	118	/** Returns the ARP task identifier.
120	* @returns The current task identifier if called by the bundle module.	119	* @returns The current task identifier if called by the bundle module.
121	* @returns 0 if called by the remote module.	120	* @returns 0 if called by the remote module.
122	*/	121	*/
123	task_id_t arp_task_get_id( void );	122	task_id_t arp_task_get_id( void );
124		123
125	/@}/	124	/@}/
126		125
127	#endif	126	#endif
128		127
129	/** @}	128	/** @}
130	*/	129	*/
131		130