WebSVN – HelenOS – Diff – /branches/network/uspace/srv/net/netif/netif.c


/*
 * Copyright (c) 2008 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 net
 * @{
 */
 
/** @file
 */
 
#include <async.h>
#include <stdio.h>
 
#include <ipc/ipc.h>
#include <ipc/services.h>
//#include <sys/mman.h>
 
#include "../err.h"
#include "../messages.h"
#include "../modules.h"
 
#include "../structures/packet/packet.h"
 
#include "device.h"
#include "netif.h"
 
#define IPC_GET_DEVICE( call )      ( device_id_t ) IPC_GET_ARG1( * call )
#define IPC_GET_IRQ( call )     ( int ) IPC_GET_ARG2( * call )
#define IPC_GET_IO( call )      ( int ) IPC_GET_ARG3( * call )
#define IPC_GET_PHONE( call )       ( int ) IPC_GET_ARG5( * call )
 
extern netif_globals_t netif_globals;
 
extern int  initialize( void );
extern int  probe_auto_message( void );
extern int  probe_message( device_id_t device_id, int irq, int io );
extern int  send_message( device_id_t device_id, packet_t packet );
extern int  start_message( device_id_t device_id );
extern int  stop_message( device_id_t device_id );
 
DEVICE_MAP_IMPLEMENT( device_map, device_t )
 
int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );
int netif_start_module( async_client_conn_t client_connection );
int register_message( device_id_t device_id, int phone );
int get_device_stats( device_id_t device_id, device_stats_ref * stats );
 
int find_device( device_id_t device_id, device_ref * device ){
    * device = device_map_find( & netif_globals.device_map, device_id );
    if( ! * device ) return ENOENT;
    if(( ** device ).state == NETIF_NULL ) return EPERM;
    return EOK;
}
 
int get_device_stats( device_id_t device_id, device_stats_ref * stats ){
    ERROR_DECLARE;
 
    device_ref  device;
 
    if( ! stats ) return EINVAL;
    ERROR_PROPAGATE( find_device( device_id, & device ));
    * stats = & device->stats;
    return EOK;
}
 
void null_device_stats( device_stats_ref stats ){
    memset( stats, 0, sizeof( device_stats_t ));
/*  stats->rx_packets = 0;
    stats->tx_packets = 0;
    stats->rx_bytes = 0;
    stats->tx_bytes = 0;
    stats->rx_errors = 0;
    stats->tx_errors = 0;
    stats->rx_dropped = 0;
    stats->tx_dropped = 0;
    stats->multicast = 0;
    stats->collisions = 0;
    stats->rx_length_errors = 0;
    stats->rx_over_errors = 0;
    stats->rx_crc_errors = 0;
    stats->rx_frame_errors = 0;
    stats->rx_fifo_errors = 0;
    stats->rx_missed_errors = 0;
    stats->tx_aborted_errors = 0;
    stats->tx_carrier_errors = 0;
    stats->tx_fifo_errors = 0;
    stats->tx_heartbeat_errors = 0;
    stats->tx_window_errors = 0;
    stats->rx_compressed = 0;
    stats->tx_compressed = 0;
*/
}
 
int register_message( device_id_t device_id, int phone ){
    ERROR_DECLARE;
 
    device_ref  device;
 
    ERROR_PROPAGATE( find_device( device_id, & device ));
    if( device->nil_phone ) return ELIMIT;
    device->nil_phone = phone;
    return EOK;
}
 
int netif_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
    ERROR_DECLARE;
 
    size_t          length;
    device_stats_ref    stats;
    packet_t        packet;
 
//  printf( "\nNETIF message %d", method );
    * answer_count = 0;
    switch( IPC_GET_METHOD( * call )){
        case IPC_M_PHONE_HUNGUP:
            return EOK;
        case NET_NETIF_PROBE_AUTO:
            return probe_auto_message();
        case NET_NETIF_PROBE:
            return probe_message( IPC_GET_DEVICE( call ), IPC_GET_IRQ( call ), IPC_GET_IO( call ));
        case IPC_M_CONNECT_TO_ME:
            return register_message( IPC_GET_DEVICE( call ), IPC_GET_PHONE( call ));
        case NET_NETIF_SEND:
            ERROR_PROPAGATE( packet_receive( & packet ));
            return send_message( IPC_GET_DEVICE( call ), packet );
        case NET_NETIF_START:
            return start_message( IPC_GET_DEVICE( call ));
        case NET_NETIF_STATS:
            ERROR_PROPAGATE( ipc_data_read_receive( & callid, & length ));
            if( length < sizeof( device_stats_t )) return EOVERFLOW;
            ERROR_PROPAGATE( get_device_stats( IPC_GET_DEVICE( call ), & stats ));
            return ipc_data_read_finalize( callid, stats, sizeof( device_stats_t ));
        case NET_NETIF_STOP:
            return stop_message( IPC_GET_DEVICE( call ));
    }
    return ENOTSUP;
}
 
int netif_start_module( async_client_conn_t client_connection ){
    ERROR_DECLARE;
 
    async_set_client_connection( client_connection );
    netif_globals.networking_phone = connect_to_service( SERVICE_NETWORKING );
    device_map_initialize( & netif_globals.device_map );
    ERROR_PROPAGATE( initialize());
 
    async_manager();
 
    return EOK;
}
 
/** @}
 */
 

Rev 3846	Rev 3886
1	/*	1	/*
2	* Copyright (c) 2008 Lukas Mejdrech	2	* Copyright (c) 2008 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 net	29	/** @addtogroup net
30	* @{	30	* @{
31	*/	31	*/
32		32
33	/** @file	33	/** @file
34	*/	34	*/
35		35
36	#include <async.h>	36	#include <async.h>
37	#include <stdio.h>	37	#include <stdio.h>
38		38
39	#include <ipc/ipc.h>	39	#include <ipc/ipc.h>
40	#include <ipc/services.h>	40	#include <ipc/services.h>
41	//#include <sys/mman.h>	41	//#include <sys/mman.h>
42		42
43	#include "../err.h"	43	#include "../err.h"
44	#include "../messages.h"	44	#include "../messages.h"
45	#include "../modules.h"	45	#include "../modules.h"
-		46
46	#include "../packet.h"	47	#include "../structures/packet/packet.h"
47		48
48	#include "device.h"	49	#include "device.h"
49	#include "netif.h"	50	#include "netif.h"
50		51
51	#define IPC_GET_DEVICE( call ) ( device_id_t ) IPC_GET_ARG1( * call )	52	#define IPC_GET_DEVICE( call ) ( device_id_t ) IPC_GET_ARG1( * call )
52	#define IPC_GET_IRQ( call ) ( int ) IPC_GET_ARG2( * call )	53	#define IPC_GET_IRQ( call ) ( int ) IPC_GET_ARG2( * call )
53	#define IPC_GET_IO( call ) ( int ) IPC_GET_ARG3( * call )	54	#define IPC_GET_IO( call ) ( int ) IPC_GET_ARG3( * call )
54	#define IPC_GET_PHONE( call ) ( int ) IPC_GET_ARG5( * call )	55	#define IPC_GET_PHONE( call ) ( int ) IPC_GET_ARG5( * call )
55		56
56	extern netif_globals_t netif_globals;	57	extern netif_globals_t netif_globals;
57		58
58	extern int initialize( void );	59	extern int initialize( void );
59	extern int probe_auto_message( void );	60	extern int probe_auto_message( void );
60	extern int probe_message( device_id_t device_id, int irq, int io );	61	extern int probe_message( device_id_t device_id, int irq, int io );
61	extern int send_message( device_id_t device_id, packet_t packet );	62	extern int send_message( device_id_t device_id, packet_t packet );
62	extern int start_message( device_id_t device_id );	63	extern int start_message( device_id_t device_id );
63	extern int stop_message( device_id_t device_id );	64	extern int stop_message( device_id_t device_id );
64		65
65	DEVICE_MAP_IMPLEMENT( device_map, device_t )	66	DEVICE_MAP_IMPLEMENT( device_map, device_t )
66		67
67	int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );	68	int module_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );
68	int netif_start_module( async_client_conn_t client_connection );	69	int netif_start_module( async_client_conn_t client_connection );
69	int register_message( device_id_t device_id, int phone );	70	int register_message( device_id_t device_id, int phone );
70	int get_device_stats( device_id_t device_id, device_stats_ref * stats );	71	int get_device_stats( device_id_t device_id, device_stats_ref * stats );
71		72
72	int find_device( device_id_t device_id, device_ref * device ){	73	int find_device( device_id_t device_id, device_ref * device ){
73	* device = device_map_find( & netif_globals.device_map, device_id );	74	* device = device_map_find( & netif_globals.device_map, device_id );
74	if( ! * device ) return ENOENT;	75	if( ! * device ) return ENOENT;
75	if(( ** device ).state == NETIF_NULL ) return EPERM;	76	if(( ** device ).state == NETIF_NULL ) return EPERM;
76	return EOK;	77	return EOK;
77	}	78	}
78		79
79	int get_device_stats( device_id_t device_id, device_stats_ref * stats ){	80	int get_device_stats( device_id_t device_id, device_stats_ref * stats ){
80	ERROR_DECLARE;	81	ERROR_DECLARE;
81		82
82	device_ref device;	83	device_ref device;
83		84
84	if( ! stats ) return EINVAL;	85	if( ! stats ) return EINVAL;
85	ERROR_PROPAGATE( find_device( device_id, & device ));	86	ERROR_PROPAGATE( find_device( device_id, & device ));
86	* stats = & device->stats;	87	* stats = & device->stats;
87	return EOK;	88	return EOK;
88	}	89	}
89		90
90	void null_device_stats( device_stats_ref stats ){	91	void null_device_stats( device_stats_ref stats ){
91	memset( stats, 0, sizeof( device_stats_t ));	92	memset( stats, 0, sizeof( device_stats_t ));
92	/* stats->rx_packets = 0;	93	/* stats->rx_packets = 0;
93	stats->tx_packets = 0;	94	stats->tx_packets = 0;
94	stats->rx_bytes = 0;	95	stats->rx_bytes = 0;
95	stats->tx_bytes = 0;	96	stats->tx_bytes = 0;
96	stats->rx_errors = 0;	97	stats->rx_errors = 0;
97	stats->tx_errors = 0;	98	stats->tx_errors = 0;
98	stats->rx_dropped = 0;	99	stats->rx_dropped = 0;
99	stats->tx_dropped = 0;	100	stats->tx_dropped = 0;
100	stats->multicast = 0;	101	stats->multicast = 0;
101	stats->collisions = 0;	102	stats->collisions = 0;
102	stats->rx_length_errors = 0;	103	stats->rx_length_errors = 0;
103	stats->rx_over_errors = 0;	104	stats->rx_over_errors = 0;
104	stats->rx_crc_errors = 0;	105	stats->rx_crc_errors = 0;
105	stats->rx_frame_errors = 0;	106	stats->rx_frame_errors = 0;
106	stats->rx_fifo_errors = 0;	107	stats->rx_fifo_errors = 0;
107	stats->rx_missed_errors = 0;	108	stats->rx_missed_errors = 0;
108	stats->tx_aborted_errors = 0;	109	stats->tx_aborted_errors = 0;
109	stats->tx_carrier_errors = 0;	110	stats->tx_carrier_errors = 0;
110	stats->tx_fifo_errors = 0;	111	stats->tx_fifo_errors = 0;
111	stats->tx_heartbeat_errors = 0;	112	stats->tx_heartbeat_errors = 0;
112	stats->tx_window_errors = 0;	113	stats->tx_window_errors = 0;
113	stats->rx_compressed = 0;	114	stats->rx_compressed = 0;
114	stats->tx_compressed = 0;	115	stats->tx_compressed = 0;
115	*/	116	*/
116	}	117	}
117		118
118	int register_message( device_id_t device_id, int phone ){	119	int register_message( device_id_t device_id, int phone ){
119	ERROR_DECLARE;	120	ERROR_DECLARE;
120		121
121	device_ref device;	122	device_ref device;
122		123
123	ERROR_PROPAGATE( find_device( device_id, & device ));	124	ERROR_PROPAGATE( find_device( device_id, & device ));
124	if( device->nil_phone ) return ELIMIT;	125	if( device->nil_phone ) return ELIMIT;
125	device->nil_phone = phone;	126	device->nil_phone = phone;
126	return EOK;	127	return EOK;
127	}	128	}
128		129
129	int netif_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){	130	int netif_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
130	ERROR_DECLARE;	131	ERROR_DECLARE;
131		132
132	size_t length;	133	size_t length;
133	device_stats_ref stats;	134	device_stats_ref stats;
134	packet_t packet;	135	packet_t packet;
135		136
136	// printf( "\nNETIF message %d", method );	137	// printf( "\nNETIF message %d", method );
137	* answer_count = 0;	138	* answer_count = 0;
138	switch( IPC_GET_METHOD( * call )){	139	switch( IPC_GET_METHOD( * call )){
139	case IPC_M_PHONE_HUNGUP:	140	case IPC_M_PHONE_HUNGUP:
140	return EOK;	141	return EOK;
141	case NET_NETIF_PROBE_AUTO:	142	case NET_NETIF_PROBE_AUTO:
142	return probe_auto_message();	143	return probe_auto_message();
143	case NET_NETIF_PROBE:	144	case NET_NETIF_PROBE:
144	return probe_message( IPC_GET_DEVICE( call ), IPC_GET_IRQ( call ), IPC_GET_IO( call ));	145	return probe_message( IPC_GET_DEVICE( call ), IPC_GET_IRQ( call ), IPC_GET_IO( call ));
145	case IPC_M_CONNECT_TO_ME:	146	case IPC_M_CONNECT_TO_ME:
146	return register_message( IPC_GET_DEVICE( call ), IPC_GET_PHONE( call ));	147	return register_message( IPC_GET_DEVICE( call ), IPC_GET_PHONE( call ));
147	case NET_NETIF_SEND:	148	case NET_NETIF_SEND:
148	ERROR_PROPAGATE( packet_receive( & packet ));	149	ERROR_PROPAGATE( packet_receive( & packet ));
149	return send_message( IPC_GET_DEVICE( call ), packet );	150	return send_message( IPC_GET_DEVICE( call ), packet );
150	case NET_NETIF_START:	151	case NET_NETIF_START:
151	return start_message( IPC_GET_DEVICE( call ));	152	return start_message( IPC_GET_DEVICE( call ));
152	case NET_NETIF_STATS:	153	case NET_NETIF_STATS:
153	ERROR_PROPAGATE( ipc_data_read_receive( & callid, & length ));	154	ERROR_PROPAGATE( ipc_data_read_receive( & callid, & length ));
154	if( length < sizeof( device_stats_t )) return EOVERFLOW;	155	if( length < sizeof( device_stats_t )) return EOVERFLOW;
155	ERROR_PROPAGATE( get_device_stats( IPC_GET_DEVICE( call ), & stats ));	156	ERROR_PROPAGATE( get_device_stats( IPC_GET_DEVICE( call ), & stats ));
156	return ipc_data_read_finalize( callid, stats, sizeof( device_stats_t ));	157	return ipc_data_read_finalize( callid, stats, sizeof( device_stats_t ));
157	case NET_NETIF_STOP:	158	case NET_NETIF_STOP:
158	return stop_message( IPC_GET_DEVICE( call ));	159	return stop_message( IPC_GET_DEVICE( call ));
159	}	160	}
160	return ENOTSUP;	161	return ENOTSUP;
161	}	162	}
162		163
163	int netif_start_module( async_client_conn_t client_connection ){	164	int netif_start_module( async_client_conn_t client_connection ){
164	ERROR_DECLARE;	165	ERROR_DECLARE;
165		166
166	async_set_client_connection( client_connection );	167	async_set_client_connection( client_connection );
167	netif_globals.networking_phone = connect_to_service( SERVICE_NETWORKING );	168	netif_globals.networking_phone = connect_to_service( SERVICE_NETWORKING );
168	device_map_initialize( & netif_globals.device_map );	169	device_map_initialize( & netif_globals.device_map );
169	ERROR_PROPAGATE( initialize());	170	ERROR_PROPAGATE( initialize());
170		171
171	async_manager();	172	async_manager();
172		173
173	return EOK;	174	return EOK;
174	}	175	}
175		176
176	/** @}	177	/** @}
177	*/	178	*/
178		179

Subversion Repositories HelenOS

(root)/branches/network/uspace/srv/net/netif/netif.c – Rev 3846 → 3886