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



 *  @see netif.h
 */
 
#include <async.h>
#include <mem.h>
#include <fibril_sync.h>
#include <stdio.h>
 
#include <ipc/ipc.h>
#include <ipc/services.h>
 

int register_message( device_id_t device_id, int phone );
 
int netif_probe_req( int netif_phone, device_id_t device_id, int irq, int io ){
    int result;
 
    fibril_rwlock_write_lock( & netif_globals.lock );
    result = netif_probe_message( device_id, irq, io );
    fibril_rwlock_write_unlock( & netif_globals.lock );
    return result;
}
 
int netif_send_msg( int netif_phone, device_id_t device_id, packet_t packet, services_t sender ){
    int result;
 
    fibril_rwlock_write_lock( & netif_globals.lock );
    result = netif_send_message( device_id, packet, sender );
    fibril_rwlock_write_unlock( & netif_globals.lock );
    return result;
}
 
int netif_start_req( int netif_phone, device_id_t device_id ){
    ERROR_DECLARE;
 
    device_ref  device;
    int result;
    int phone;
 
    fibril_rwlock_write_lock( & netif_globals.lock );
    if( ERROR_OCCURRED( find_device( device_id, & device ))){
        fibril_rwlock_write_unlock( & netif_globals.lock );
        return ERROR_CODE;
    }
    result = netif_start_message( device );
    if( result > NETIF_NULL ){
        phone = device->nil_phone;
        fibril_rwlock_write_unlock( & netif_globals.lock );
        nil_device_state_msg( phone, device_id, result );
        return EOK;
    }else{
        fibril_rwlock_write_unlock( & netif_globals.lock );
    }
    return result;
}
 
int netif_stop_req( int netif_phone, device_id_t device_id ){

 
    device_ref  device;
    int result;
    int phone;
 
    fibril_rwlock_write_lock( & netif_globals.lock );
    if( ERROR_OCCURRED( find_device( device_id, & device ))){
        fibril_rwlock_write_unlock( & netif_globals.lock );
        return ERROR_CODE;
    }
    result = netif_stop_message( device );
    if( result > NETIF_NULL ){
        phone = device->nil_phone;
        fibril_rwlock_write_unlock( & netif_globals.lock );
        nil_device_state_msg( phone, device_id, result );
        return EOK;
    }else{
        fibril_rwlock_write_unlock( & netif_globals.lock );
    }
    return result;
}
 
int netif_get_addr( int netif_phone, device_id_t device_id, measured_string_ref * address, char ** data ){
    ERROR_DECLARE;
 
    measured_string_t   translation;
 
    if( !( address && data )) return EBADMEM;
    fibril_rwlock_read_lock( & netif_globals.lock );
    if( ! ERROR_OCCURRED( netif_get_addr_message( device_id, & translation ))){
        * address = measured_string_copy( & translation );
        ERROR_CODE = ( * address ) ? EOK : ENOMEM;
    }
    fibril_rwlock_read_unlock( & netif_globals.lock );
    * data = ( ** address ).value;
    return ERROR_CODE;
}
 
int netif_bind_service( services_t service, device_id_t device_id, services_t me, async_client_conn_t receiver ){

    * answer_count = 0;
    switch( IPC_GET_METHOD( * call )){
        case IPC_M_PHONE_HUNGUP:
            return EOK;
        case NET_NETIF_PROBE_AUTO:
            fibril_rwlock_write_lock( & netif_globals.lock );
            ERROR_CODE = netif_probe_auto_message();
            fibril_rwlock_write_unlock( & netif_globals.lock );
            return ERROR_CODE;
        case NET_NETIF_PROBE:
            return netif_probe_req( 0, IPC_GET_DEVICE( call ), NETIF_GET_IRQ( call ), NETIF_GET_IO( call ));
        case IPC_M_CONNECT_TO_ME:
            fibril_rwlock_write_lock( & netif_globals.lock );
            ERROR_CODE = register_message( IPC_GET_DEVICE( call ), IPC_GET_PHONE( call ));
            fibril_rwlock_write_unlock( & netif_globals.lock );
            return ERROR_CODE;
        case NET_NETIF_SEND:
        case NET_NIL_SEND:
            ERROR_PROPAGATE( packet_translate( netif_globals.net_phone, & packet, IPC_GET_PACKET( call )));
            return netif_send_msg( 0, IPC_GET_DEVICE( call ), packet, IPC_GET_SENDER( call ));
        case NET_NETIF_START:
            return netif_start_req( 0, IPC_GET_DEVICE( call ));
        case NET_NETIF_STATS:
            fibril_rwlock_read_lock( & netif_globals.lock );
            if( ! ERROR_OCCURRED( ipc_data_read_receive( & callid, & length ))){
                if( length < sizeof( device_stats_t )){
                    ERROR_CODE = EOVERFLOW;
                }else{
                    if( ! ERROR_OCCURRED( netif_get_device_stats( IPC_GET_DEVICE( call ), & stats ))){
                        ERROR_CODE = ipc_data_read_finalize( callid, & stats, sizeof( device_stats_t ));
                    }
                }
            }
            fibril_rwlock_read_unlock( & netif_globals.lock );
            return ERROR_CODE;
        case NET_NETIF_STOP:
            return netif_stop_req( 0, IPC_GET_DEVICE( call ));
        case NET_NETIF_GET_ADDR:
        case NET_NIL_ADDR:
            fibril_rwlock_read_lock( & netif_globals.lock );
            if( ! ERROR_OCCURRED( netif_get_addr_message( IPC_GET_DEVICE( call ), & address ))){
                ERROR_CODE = measured_strings_reply( & address, 1 );
            }
            fibril_rwlock_read_unlock( & netif_globals.lock );
            return ERROR_CODE;
    }
    return netif_specific_message( callid, call, answer, answer_count );
}
 

 
    async_set_client_connection( client_connection );
    netif_globals.net_phone = connect_to_service( SERVICE_NETWORKING );
    device_map_initialize( & netif_globals.device_map );
    ERROR_PROPAGATE( pm_init());
    fibril_rwlock_initialize( & netif_globals.lock );
    if( ERROR_OCCURRED( netif_initialize())){
        pm_destroy();
        return ERROR_CODE;
    }
    return EOK;

Rev 4350	Rev 4582
Line 35...	Line 35...
35	* @see netif.h	35	* @see netif.h
36	*/	36	*/
37		37
38	#include <async.h>	38	#include <async.h>
39	#include <mem.h>	39	#include <mem.h>
40	#include <rwlock.h>	40	#include <fibril_sync.h>
41	#include <stdio.h>	41	#include <stdio.h>
42		42
43	#include <ipc/ipc.h>	43	#include <ipc/ipc.h>
44	#include <ipc/services.h>	44	#include <ipc/services.h>
45		45
Line 75...	Line 75...
75	int register_message( device_id_t device_id, int phone );	75	int register_message( device_id_t device_id, int phone );
76		76
77	int netif_probe_req( int netif_phone, device_id_t device_id, int irq, int io ){	77	int netif_probe_req( int netif_phone, device_id_t device_id, int irq, int io ){
78	int result;	78	int result;
79		79
80	rwlock_write_lock( & netif_globals.lock );	80	fibril_rwlock_write_lock( & netif_globals.lock );
81	result = netif_probe_message( device_id, irq, io );	81	result = netif_probe_message( device_id, irq, io );
82	rwlock_write_unlock( & netif_globals.lock );	82	fibril_rwlock_write_unlock( & netif_globals.lock );
83	return result;	83	return result;
84	}	84	}
85		85
86	int netif_send_msg( int netif_phone, device_id_t device_id, packet_t packet, services_t sender ){	86	int netif_send_msg( int netif_phone, device_id_t device_id, packet_t packet, services_t sender ){
87	int result;	87	int result;
88		88
89	rwlock_write_lock( & netif_globals.lock );	89	fibril_rwlock_write_lock( & netif_globals.lock );
90	result = netif_send_message( device_id, packet, sender );	90	result = netif_send_message( device_id, packet, sender );
91	rwlock_write_unlock( & netif_globals.lock );	91	fibril_rwlock_write_unlock( & netif_globals.lock );
92	return result;	92	return result;
93	}	93	}
94		94
95	int netif_start_req( int netif_phone, device_id_t device_id ){	95	int netif_start_req( int netif_phone, device_id_t device_id ){
96	ERROR_DECLARE;	96	ERROR_DECLARE;
97		97
98	device_ref device;	98	device_ref device;
99	int result;	99	int result;
100	int phone;	100	int phone;
101		101
102	rwlock_write_lock( & netif_globals.lock );	102	fibril_rwlock_write_lock( & netif_globals.lock );
103	if( ERROR_OCCURRED( find_device( device_id, & device ))){	103	if( ERROR_OCCURRED( find_device( device_id, & device ))){
104	rwlock_write_unlock( & netif_globals.lock );	104	fibril_rwlock_write_unlock( & netif_globals.lock );
105	return ERROR_CODE;	105	return ERROR_CODE;
106	}	106	}
107	result = netif_start_message( device );	107	result = netif_start_message( device );
108	if( result > NETIF_NULL ){	108	if( result > NETIF_NULL ){
109	phone = device->nil_phone;	109	phone = device->nil_phone;
110	rwlock_write_unlock( & netif_globals.lock );	110	fibril_rwlock_write_unlock( & netif_globals.lock );
111	nil_device_state_msg( phone, device_id, result );	111	nil_device_state_msg( phone, device_id, result );
112	return EOK;	112	return EOK;
113	}else{	113	}else{
114	rwlock_write_unlock( & netif_globals.lock );	114	fibril_rwlock_write_unlock( & netif_globals.lock );
115	}	115	}
116	return result;	116	return result;
117	}	117	}
118		118
119	int netif_stop_req( int netif_phone, device_id_t device_id ){	119	int netif_stop_req( int netif_phone, device_id_t device_id ){
Line 121...	Line 121...
121		121
122	device_ref device;	122	device_ref device;
123	int result;	123	int result;
124	int phone;	124	int phone;
125		125
126	rwlock_write_lock( & netif_globals.lock );	126	fibril_rwlock_write_lock( & netif_globals.lock );
127	if( ERROR_OCCURRED( find_device( device_id, & device ))){	127	if( ERROR_OCCURRED( find_device( device_id, & device ))){
128	rwlock_write_unlock( & netif_globals.lock );	128	fibril_rwlock_write_unlock( & netif_globals.lock );
129	return ERROR_CODE;	129	return ERROR_CODE;
130	}	130	}
131	result = netif_stop_message( device );	131	result = netif_stop_message( device );
132	if( result > NETIF_NULL ){	132	if( result > NETIF_NULL ){
133	phone = device->nil_phone;	133	phone = device->nil_phone;
134	rwlock_write_unlock( & netif_globals.lock );	134	fibril_rwlock_write_unlock( & netif_globals.lock );
135	nil_device_state_msg( phone, device_id, result );	135	nil_device_state_msg( phone, device_id, result );
136	return EOK;	136	return EOK;
137	}else{	137	}else{
138	rwlock_write_unlock( & netif_globals.lock );	138	fibril_rwlock_write_unlock( & netif_globals.lock );
139	}	139	}
140	return result;	140	return result;
141	}	141	}
142		142
143	int netif_get_addr( int netif_phone, device_id_t device_id, measured_string_ref * address, char ** data ){	143	int netif_get_addr( int netif_phone, device_id_t device_id, measured_string_ref * address, char ** data ){
144	ERROR_DECLARE;	144	ERROR_DECLARE;
145		145
146	measured_string_t translation;	146	measured_string_t translation;
147		147
148	if( !( address && data )) return EBADMEM;	148	if( !( address && data )) return EBADMEM;
149	rwlock_read_lock( & netif_globals.lock );	149	fibril_rwlock_read_lock( & netif_globals.lock );
150	if( ! ERROR_OCCURRED( netif_get_addr_message( device_id, & translation ))){	150	if( ! ERROR_OCCURRED( netif_get_addr_message( device_id, & translation ))){
151	* address = measured_string_copy( & translation );	151	* address = measured_string_copy( & translation );
152	ERROR_CODE = ( * address ) ? EOK : ENOMEM;	152	ERROR_CODE = ( * address ) ? EOK : ENOMEM;
153	}	153	}
154	rwlock_read_unlock( & netif_globals.lock );	154	fibril_rwlock_read_unlock( & netif_globals.lock );
155	* data = ( ** address ).value;	155	* data = ( ** address ).value;
156	return ERROR_CODE;	156	return ERROR_CODE;
157	}	157	}
158		158
159	int netif_bind_service( services_t service, device_id_t device_id, services_t me, async_client_conn_t receiver ){	159	int netif_bind_service( services_t service, device_id_t device_id, services_t me, async_client_conn_t receiver ){
Line 196...	Line 196...
196	* answer_count = 0;	196	* answer_count = 0;
197	switch( IPC_GET_METHOD( * call )){	197	switch( IPC_GET_METHOD( * call )){
198	case IPC_M_PHONE_HUNGUP:	198	case IPC_M_PHONE_HUNGUP:
199	return EOK;	199	return EOK;
200	case NET_NETIF_PROBE_AUTO:	200	case NET_NETIF_PROBE_AUTO:
201	rwlock_write_lock( & netif_globals.lock );	201	fibril_rwlock_write_lock( & netif_globals.lock );
202	ERROR_CODE = netif_probe_auto_message();	202	ERROR_CODE = netif_probe_auto_message();
203	rwlock_write_unlock( & netif_globals.lock );	203	fibril_rwlock_write_unlock( & netif_globals.lock );
204	return ERROR_CODE;	204	return ERROR_CODE;
205	case NET_NETIF_PROBE:	205	case NET_NETIF_PROBE:
206	return netif_probe_req( 0, IPC_GET_DEVICE( call ), NETIF_GET_IRQ( call ), NETIF_GET_IO( call ));	206	return netif_probe_req( 0, IPC_GET_DEVICE( call ), NETIF_GET_IRQ( call ), NETIF_GET_IO( call ));
207	case IPC_M_CONNECT_TO_ME:	207	case IPC_M_CONNECT_TO_ME:
208	rwlock_write_lock( & netif_globals.lock );	208	fibril_rwlock_write_lock( & netif_globals.lock );
209	ERROR_CODE = register_message( IPC_GET_DEVICE( call ), IPC_GET_PHONE( call ));	209	ERROR_CODE = register_message( IPC_GET_DEVICE( call ), IPC_GET_PHONE( call ));
210	rwlock_write_unlock( & netif_globals.lock );	210	fibril_rwlock_write_unlock( & netif_globals.lock );
211	return ERROR_CODE;	211	return ERROR_CODE;
212	case NET_NETIF_SEND:	212	case NET_NETIF_SEND:
213	case NET_NIL_SEND:	213	case NET_NIL_SEND:
214	ERROR_PROPAGATE( packet_translate( netif_globals.net_phone, & packet, IPC_GET_PACKET( call )));	214	ERROR_PROPAGATE( packet_translate( netif_globals.net_phone, & packet, IPC_GET_PACKET( call )));
215	return netif_send_msg( 0, IPC_GET_DEVICE( call ), packet, IPC_GET_SENDER( call ));	215	return netif_send_msg( 0, IPC_GET_DEVICE( call ), packet, IPC_GET_SENDER( call ));
216	case NET_NETIF_START:	216	case NET_NETIF_START:
217	return netif_start_req( 0, IPC_GET_DEVICE( call ));	217	return netif_start_req( 0, IPC_GET_DEVICE( call ));
218	case NET_NETIF_STATS:	218	case NET_NETIF_STATS:
219	rwlock_read_lock( & netif_globals.lock );	219	fibril_rwlock_read_lock( & netif_globals.lock );
220	if( ! ERROR_OCCURRED( ipc_data_read_receive( & callid, & length ))){	220	if( ! ERROR_OCCURRED( ipc_data_read_receive( & callid, & length ))){
221	if( length < sizeof( device_stats_t )){	221	if( length < sizeof( device_stats_t )){
222	ERROR_CODE = EOVERFLOW;	222	ERROR_CODE = EOVERFLOW;
223	}else{	223	}else{
224	if( ! ERROR_OCCURRED( netif_get_device_stats( IPC_GET_DEVICE( call ), & stats ))){	224	if( ! ERROR_OCCURRED( netif_get_device_stats( IPC_GET_DEVICE( call ), & stats ))){
225	ERROR_CODE = ipc_data_read_finalize( callid, & stats, sizeof( device_stats_t ));	225	ERROR_CODE = ipc_data_read_finalize( callid, & stats, sizeof( device_stats_t ));
226	}	226	}
227	}	227	}
228	}	228	}
229	rwlock_read_unlock( & netif_globals.lock );	229	fibril_rwlock_read_unlock( & netif_globals.lock );
230	return ERROR_CODE;	230	return ERROR_CODE;
231	case NET_NETIF_STOP:	231	case NET_NETIF_STOP:
232	return netif_stop_req( 0, IPC_GET_DEVICE( call ));	232	return netif_stop_req( 0, IPC_GET_DEVICE( call ));
233	case NET_NETIF_GET_ADDR:	233	case NET_NETIF_GET_ADDR:
234	case NET_NIL_ADDR:	234	case NET_NIL_ADDR:
235	rwlock_read_lock( & netif_globals.lock );	235	fibril_rwlock_read_lock( & netif_globals.lock );
236	if( ! ERROR_OCCURRED( netif_get_addr_message( IPC_GET_DEVICE( call ), & address ))){	236	if( ! ERROR_OCCURRED( netif_get_addr_message( IPC_GET_DEVICE( call ), & address ))){
237	ERROR_CODE = measured_strings_reply( & address, 1 );	237	ERROR_CODE = measured_strings_reply( & address, 1 );
238	}	238	}
239	rwlock_read_unlock( & netif_globals.lock );	239	fibril_rwlock_read_unlock( & netif_globals.lock );
240	return ERROR_CODE;	240	return ERROR_CODE;
241	}	241	}
242	return netif_specific_message( callid, call, answer, answer_count );	242	return netif_specific_message( callid, call, answer, answer_count );
243	}	243	}
244		244
Line 247...	Line 247...
247		247
248	async_set_client_connection( client_connection );	248	async_set_client_connection( client_connection );
249	netif_globals.net_phone = connect_to_service( SERVICE_NETWORKING );	249	netif_globals.net_phone = connect_to_service( SERVICE_NETWORKING );
250	device_map_initialize( & netif_globals.device_map );	250	device_map_initialize( & netif_globals.device_map );
251	ERROR_PROPAGATE( pm_init());	251	ERROR_PROPAGATE( pm_init());
252	rwlock_initialize( & netif_globals.lock );	252	fibril_rwlock_initialize( & netif_globals.lock );
253	if( ERROR_OCCURRED( netif_initialize())){	253	if( ERROR_OCCURRED( netif_initialize())){
254	pm_destroy();	254	pm_destroy();
255	return ERROR_CODE;	255	return ERROR_CODE;
256	}	256	}
257	return EOK;	257	return EOK;

Subversion Repositories HelenOS

(root)/branches/network/uspace/srv/net/netif/netif.c – Rev 4350 → 4582