Rev 3886 | Rev 3912 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
3466 | mejdrech | 1 | /* |
2 | * Copyright (c) 2008 Lukas 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 | |||
29 | /** @addtogroup net |
||
30 | * @{ |
||
31 | */ |
||
32 | |||
33 | /** @file |
||
34 | */ |
||
35 | |||
36 | #include <async.h> |
||
3666 | mejdrech | 37 | #include <ctype.h> |
3466 | mejdrech | 38 | #include <errno.h> |
3666 | mejdrech | 39 | #include <malloc.h> |
3466 | mejdrech | 40 | #include <stdio.h> |
41 | #include <task.h> |
||
3666 | mejdrech | 42 | #include <unistd.h> |
3846 | mejdrech | 43 | |
3466 | mejdrech | 44 | #include <ipc/ipc.h> |
45 | #include <ipc/services.h> |
||
46 | |||
3666 | mejdrech | 47 | #include "../err.h" |
48 | #include "../messages.h" |
||
3466 | mejdrech | 49 | #include "../modules.h" |
3666 | mejdrech | 50 | //#include "../self_test.h" |
3466 | mejdrech | 51 | |
3886 | mejdrech | 52 | #include "../structures/char_map.h" |
53 | #include "../structures/generic_char_map.h" |
||
54 | #include "../structures/measured_strings.h" |
||
3901 | mejdrech | 55 | #include "../structures/packet/packet.h" |
56 | #include "../structures/packet/packet_server.h" |
||
3886 | mejdrech | 57 | |
58 | #include "../il/ip/ip_messages.h" |
||
3846 | mejdrech | 59 | #include "../netif/device.h" |
3666 | mejdrech | 60 | |
3846 | mejdrech | 61 | #if IP_BUNDLE |
3466 | mejdrech | 62 | |
3846 | mejdrech | 63 | #include "../ip/ip_module.h" |
3466 | mejdrech | 64 | |
65 | #endif |
||
66 | |||
3846 | mejdrech | 67 | #if TCP_BUNDLE |
68 | |||
69 | #include "../tcp/tcp_module.h" |
||
70 | |||
71 | #endif |
||
72 | |||
3901 | mejdrech | 73 | #define NAME "Networking" |
74 | |||
3666 | mejdrech | 75 | #define LO_NAME "lo" |
76 | #define LO_FILENAME "/sbin/lo" |
||
77 | #define DP8390_ISA_NAME "dp8390_isa" |
||
78 | #define DP8390_ISA_FILENAME "/sbin/dp8380_isa" |
||
79 | #define ETHERNET_NAME "ethernet" |
||
80 | #define ETHERNET_FILENAME "/sbin/ethernet" |
||
81 | #define IP_NAME "ip" |
||
82 | #define IP_FILENAME "/sbin/ip" |
||
3466 | mejdrech | 83 | |
3901 | mejdrech | 84 | #define IPC_GET_DEVICE( call ) ( device_id_t ) IPC_GET_ARG1( * call ) |
85 | #define IPC_GET_COUNT( call ) ( int ) IPC_GET_ARG2( * call ) |
||
86 | |||
3666 | mejdrech | 87 | typedef struct module_struct module_t; |
88 | typedef module_t * module_ref; |
||
3466 | mejdrech | 89 | |
3666 | mejdrech | 90 | typedef struct netif netif_t; |
91 | typedef netif_t * netif_ref; |
||
3466 | mejdrech | 92 | |
3666 | mejdrech | 93 | typedef struct networking_globals networking_globals_t; |
3466 | mejdrech | 94 | |
3666 | mejdrech | 95 | DEVICE_MAP_DECLARE( netifs, netif_t ) |
3466 | mejdrech | 96 | |
3666 | mejdrech | 97 | GENERIC_CHAR_MAP_DECLARE( measured_strings, measured_string_t ) |
3466 | mejdrech | 98 | |
3666 | mejdrech | 99 | GENERIC_CHAR_MAP_DECLARE( modules, module_t ) |
3466 | mejdrech | 100 | |
3666 | mejdrech | 101 | struct module_struct{ |
102 | task_id_t task_id; |
||
103 | services_t service; |
||
104 | int phone; |
||
105 | int usage; |
||
106 | const char * name; |
||
107 | const char * filename; |
||
108 | }; |
||
3466 | mejdrech | 109 | |
3666 | mejdrech | 110 | /** A present network interface device. |
111 | */ |
||
112 | struct netif{ |
||
113 | /** A system-unique network interface identifier. |
||
114 | */ |
||
3846 | mejdrech | 115 | device_id_t id; |
3666 | mejdrech | 116 | /** A serving network interface driver module index. |
117 | */ |
||
3846 | mejdrech | 118 | module_ref driver; |
3666 | mejdrech | 119 | /** A serving link layer module index. |
120 | */ |
||
3846 | mejdrech | 121 | module_ref nil; |
3666 | mejdrech | 122 | /** A serving internet layer module index. |
123 | */ |
||
3846 | mejdrech | 124 | module_ref il; |
3666 | mejdrech | 125 | /** A system-unique network interface name. |
126 | */ |
||
127 | char * name; |
||
128 | /** Configuration. |
||
129 | */ |
||
130 | measured_strings_t configuration; |
||
131 | }; |
||
3466 | mejdrech | 132 | |
3666 | mejdrech | 133 | /** A networking module global variables. |
134 | */ |
||
135 | struct networking_globals{ |
||
136 | /** Present network interfaces. |
||
137 | */ |
||
138 | netifs_t netifs; |
||
139 | /** Network interface structure indices by names. |
||
140 | */ |
||
141 | char_map_t netif_names; |
||
142 | /** Available modules. |
||
143 | */ |
||
144 | modules_t modules; |
||
145 | /** Global configuration. |
||
146 | */ |
||
147 | measured_strings_t configuration; |
||
148 | }; |
||
3466 | mejdrech | 149 | |
3901 | mejdrech | 150 | void networking_print_name( void ); |
3666 | mejdrech | 151 | int add_module( module_ref * module, modules_ref modules, const char const * name, const char const * filename, services_t service, task_id_t task_id ); |
152 | static void client_connection( ipc_callid_t iid, ipc_call_t * icall ); |
||
153 | measured_string_ref configuration_find( measured_strings_ref configuration, const char * name ); |
||
3901 | mejdrech | 154 | int networking_start_module( async_client_conn_t client_connection ); |
3666 | mejdrech | 155 | int networking_initialize( void ); |
3901 | mejdrech | 156 | int networking_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ); |
157 | int net_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ); |
||
3666 | mejdrech | 158 | //int parse_line( measured_strings_ref configuration, char * line ); |
159 | int add_configuration( measured_strings_ref configuration, const char * name, const char * value ); |
||
160 | int read_configuration( void ); |
||
161 | task_id_t spawn( const char * fname ); |
||
162 | int startup( void ); |
||
3846 | mejdrech | 163 | device_id_t generate_new_device_id( void ); |
3666 | mejdrech | 164 | |
165 | static networking_globals_t networking_globals; |
||
166 | |||
167 | DEVICE_MAP_IMPLEMENT( netifs, netif_t ) |
||
168 | |||
169 | GENERIC_CHAR_MAP_IMPLEMENT( measured_strings, measured_string_t ) |
||
170 | |||
171 | GENERIC_CHAR_MAP_IMPLEMENT( modules, module_t ) |
||
172 | |||
3901 | mejdrech | 173 | void networking_print_name( void ){ |
174 | printf( NAME ); |
||
175 | } |
||
176 | |||
3666 | mejdrech | 177 | int add_module( module_ref * module, modules_ref modules, const char * name, const char * filename, services_t service, task_id_t task_id ){ |
3466 | mejdrech | 178 | ERROR_DECLARE; |
179 | |||
3666 | mejdrech | 180 | module_ref tmp_module; |
3466 | mejdrech | 181 | |
3666 | mejdrech | 182 | tmp_module = ( module_ref ) malloc( sizeof( module_t )); |
183 | if( ! tmp_module ) return ENOMEM; |
||
184 | tmp_module->task_id = task_id; |
||
185 | tmp_module->phone = 0; |
||
186 | tmp_module->usage = 0; |
||
187 | tmp_module->name = name; |
||
188 | tmp_module->filename = filename; |
||
189 | tmp_module->service = service; |
||
3846 | mejdrech | 190 | if( ERROR_OCCURED( modules_add( modules, tmp_module->name, 0, tmp_module ))){ |
3666 | mejdrech | 191 | free( tmp_module ); |
192 | return ERROR_CODE; |
||
193 | } |
||
194 | if( module ) * module = tmp_module; |
||
3466 | mejdrech | 195 | return EOK; |
196 | } |
||
197 | |||
3901 | mejdrech | 198 | int networking_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){ |
3466 | mejdrech | 199 | #ifdef NETWORKING_module |
3901 | mejdrech | 200 | //TODO map to *_message |
3666 | mejdrech | 201 | if( IS_NET_IL_MESSAGE( call ) || IS_NET_IP_MESSAGE( call )){ |
3901 | mejdrech | 202 | return ip_message( callid, call, answer, answer_count ); |
3466 | mejdrech | 203 | /* }else if( IS_NET_ARP_MESSAGE( call )){ |
3901 | mejdrech | 204 | return arp_message( callid, call, answer, answer_count ); |
3466 | mejdrech | 205 | *//* }else if( IS_NET_RARP_MESSAGE( call )){ |
3901 | mejdrech | 206 | return rarp_message( callid, call, answer, answer_count ); |
3466 | mejdrech | 207 | *//* }else if( IS_NET_ICMP_MESSAGE( call )){ |
3901 | mejdrech | 208 | return icmp_message( callid, call, answer, answer_count ); |
3466 | mejdrech | 209 | *//* }else if( IS_NET_UDP_MESSAGE( call )){ |
3901 | mejdrech | 210 | return udp_message( callid, call, answer, answer_count ); |
3466 | mejdrech | 211 | */ }else if( IS_NET_TCP_MESSAGE( call )){ |
3901 | mejdrech | 212 | return tcp_message( callid, call, answer, answer_count ); |
3466 | mejdrech | 213 | /* }else if( IS_NET_SOCKET_MESSAGE( call )){ |
3901 | mejdrech | 214 | return socket_message( callid, call, answer, answer_count ); |
3846 | mejdrech | 215 | *//* }else if( IS_NET_NIL_MESSAGE( call ) || IS_NET_ETHERNET_MESSAGE( call )){ |
3901 | mejdrech | 216 | return ethernet_message( callid, call, answer, answer_count ); |
3466 | mejdrech | 217 | */ }else{ |
218 | #endif |
||
3901 | mejdrech | 219 | if( IS_NET_PACKET_MESSAGE( call )){ |
220 | return packet_server_message( callid, call, answer, answer_count ); |
||
221 | }else{ |
||
222 | return net_message( callid, call, answer, answer_count ); |
||
223 | } |
||
3466 | mejdrech | 224 | #ifdef NETWORKING_module |
225 | } |
||
226 | #endif |
||
227 | } |
||
228 | |||
3901 | mejdrech | 229 | int networking_start_module( async_client_conn_t client_connection ){ |
3846 | mejdrech | 230 | ERROR_DECLARE; |
3466 | mejdrech | 231 | |
3846 | mejdrech | 232 | ipcarg_t phonehash; |
233 | |||
234 | async_set_client_connection( client_connection ); |
||
235 | ERROR_PROPAGATE( networking_initialize()); |
||
236 | ERROR_PROPAGATE( REGISTER_ME( SERVICE_NETWORKING, & phonehash )); |
||
3901 | mejdrech | 237 | ERROR_PROPAGATE( pm_init()); |
3846 | mejdrech | 238 | async_manager(); |
239 | |||
3666 | mejdrech | 240 | return EOK; |
241 | } |
||
242 | |||
243 | int networking_initialize( void ){ |
||
244 | ERROR_DECLARE; |
||
245 | |||
246 | task_id_t task_id; |
||
247 | |||
248 | netifs_initialize( & networking_globals.netifs ); |
||
249 | char_map_initialize( & networking_globals.netif_names ); |
||
250 | modules_initialize( & networking_globals.modules ); |
||
251 | measured_strings_initialize( & networking_globals.configuration ); |
||
252 | |||
253 | // run self tests |
||
254 | // ERROR_PROPAGATE( self_test()); |
||
255 | |||
256 | ERROR_PROPAGATE( add_module( NULL, & networking_globals.modules, LO_NAME, LO_FILENAME, SERVICE_LO, 0 )); |
||
257 | ERROR_PROPAGATE( add_module( NULL, & networking_globals.modules, DP8390_ISA_NAME, DP8390_ISA_FILENAME, SERVICE_DP8390_ISA, 0 )); |
||
258 | ERROR_PROPAGATE( add_module( NULL, & networking_globals.modules, ETHERNET_NAME, ETHERNET_FILENAME, SERVICE_ETHERNET, 0 )); |
||
259 | |||
260 | #ifdef NETWORKING_modular |
||
261 | task_id = spawn( "/sbin/ip" ); |
||
262 | if( ! task_id ) return EINVAL; |
||
263 | ERROR_PROPAGATE( add_module( NULL, & networking_globals.modules, IP_NAME, IP_FILENAME, SERVICE_IP, task_id )); |
||
264 | // if( ! spawn( "/sbin/udp" )) return EINVAL; |
||
265 | if( ! spawn( "/sbin/tcp" )) return EINVAL; |
||
266 | // if( ! spawn( "/sbin/socket" )) return EINVAL; |
||
267 | // not always necesssary |
||
268 | // if( ! spawn( "/sbin/arp" )) return EINVAL; |
||
269 | // if( ! spawn( "/sbin/rarp" )) return EINVAL; |
||
270 | // if( ! spawn( "/sbin/icmp" )) return EINVAL; |
||
271 | |||
272 | #else |
||
273 | #ifdef NETWORKING_module |
||
274 | ipcarg_t phonehash; |
||
275 | |||
276 | ERROR_PROPAGATE( REGISTER_ME( SERVICE_IP, & phonehash )); |
||
277 | ERROR_PROPAGATE( add_module( NULL, & networking_globals.modules, IP_NAME, IP_FILENAME, SERVICE_IP, task_get_id())); |
||
278 | ERROR_PROPAGATE( ip_initialize()); |
||
279 | // ERROR_PROPAGATE( REGISTER_ME( SERVICE_ARP, & phonehash )); |
||
280 | // ERROR_PROPAGATE( arp_initialize()); |
||
281 | // ERROR_PROPAGATE( REGISTER_ME( SERVICE_RARP, & phonehash )); |
||
282 | // ERROR_PROPAGATE( rarp_initialize()); |
||
283 | // ERROR_PROPAGATE( REGISTER_ME( SERVICE_ICMP, & phonehash )); |
||
284 | // ERROR_PROPAGATE( icmp_initialize()); |
||
285 | // ERROR_PROPAGATE( REGISTER_ME( SERVICE_UDP, & phonehash )); |
||
286 | // ERROR_PROPAGATE( udp_initialize()); |
||
287 | ERROR_PROPAGATE( REGISTER_ME( SERVICE_TCP, & phonehash )); |
||
288 | ERROR_PROPAGATE( tcp_initialize()); |
||
289 | // ERROR_PROPAGATE( REGISTER_ME( SERVICE_SOCKET, & phonehash )); |
||
290 | // ERROR_PROPAGATE( socket_initialize()); |
||
291 | // ERROR_PROPAGATE( REGISTER_ME( SERVICE_ETHERNET, & phonehash )); |
||
292 | // ERROR_PROPAGATE( ethernet_initialize()); |
||
293 | #endif |
||
294 | #endif |
||
295 | |||
296 | return EOK; |
||
297 | } |
||
298 | |||
3901 | mejdrech | 299 | //TODO as ip.c |
300 | int net_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){ |
||
3666 | mejdrech | 301 | ERROR_DECLARE; |
302 | |||
303 | measured_string_ref strings; |
||
304 | char * data; |
||
305 | int index; |
||
306 | measured_string_ref setting; |
||
307 | measured_strings_ref configuration; |
||
308 | netif_ref netif; |
||
309 | |||
3901 | mejdrech | 310 | * answer_count = 0; |
311 | switch( IPC_GET_METHOD( * call )){ |
||
3666 | mejdrech | 312 | case IPC_M_PHONE_HUNGUP: |
313 | return EOK; |
||
3846 | mejdrech | 314 | case NET_NET_DEVICE: |
3666 | mejdrech | 315 | // TODO configure, register |
3901 | mejdrech | 316 | printf( "\nNetworking: new netif %d", IPC_GET_DEVICE( call )); |
3666 | mejdrech | 317 | return EOK; |
3846 | mejdrech | 318 | case NET_NET_GET_DEVICE_CONF: |
3901 | mejdrech | 319 | ERROR_PROPAGATE( measured_strings_receive( & strings, & data, IPC_GET_COUNT( call ))); |
320 | netif = netifs_find( & networking_globals.netifs, IPC_GET_DEVICE( call )); |
||
3666 | mejdrech | 321 | if( netif ){ |
322 | configuration = & netif->configuration; |
||
323 | }else{ |
||
324 | configuration = NULL; |
||
325 | } |
||
3901 | mejdrech | 326 | for( index = 0; index < IPC_GET_COUNT( call ); ++ index ){ |
3846 | mejdrech | 327 | setting = measured_strings_find( configuration, strings[ index ].value, 0 ); |
3666 | mejdrech | 328 | if( ! setting ){ |
3846 | mejdrech | 329 | setting = measured_strings_find( & networking_globals.configuration, strings[ index ].value, 0 ); |
3666 | mejdrech | 330 | } |
331 | if( setting ){ |
||
332 | strings[ index ].length = setting->length; |
||
333 | strings[ index ].value = setting->value; |
||
334 | }else{ |
||
335 | strings[ index ].length = 0; |
||
336 | strings[ index ].value = NULL; |
||
337 | } |
||
338 | } |
||
339 | // strings should not contain received data anymore |
||
340 | free( data ); |
||
3901 | mejdrech | 341 | ERROR_CODE = measured_strings_reply( strings, IPC_GET_COUNT( call )); |
3666 | mejdrech | 342 | free( strings ); |
343 | return ERROR_CODE; |
||
3846 | mejdrech | 344 | case NET_NET_GET_CONF: |
3666 | mejdrech | 345 | // arg1 = count |
3901 | mejdrech | 346 | ERROR_PROPAGATE( measured_strings_receive( & strings, & data, IPC_GET_COUNT( call ))); |
347 | for( index = 0; index < IPC_GET_COUNT( call ); ++ index ){ |
||
3846 | mejdrech | 348 | setting = measured_strings_find( & networking_globals.configuration, strings[ index ].value, 0 ); |
3666 | mejdrech | 349 | if( setting ){ |
350 | strings[ index ].length = setting->length; |
||
351 | strings[ index ].value = setting->value; |
||
352 | }else{ |
||
353 | strings[ index ].length = 0; |
||
354 | strings[ index ].value = NULL; |
||
355 | } |
||
356 | } |
||
357 | // strings should not contain received data anymore |
||
358 | free( data ); |
||
3901 | mejdrech | 359 | ERROR_CODE = measured_strings_reply( strings, IPC_GET_COUNT( call )); |
3666 | mejdrech | 360 | free( strings ); |
361 | return ERROR_CODE; |
||
3846 | mejdrech | 362 | case NET_NET_STARTUP: |
3666 | mejdrech | 363 | return startup(); |
364 | } |
||
365 | return ENOTSUP; |
||
366 | } |
||
367 | |||
368 | /* |
||
369 | int parse_line( measured_strings_ref configuration, char * line ){ |
||
370 | ERROR_DECLARE; |
||
371 | |||
372 | measured_string_ref setting; |
||
373 | char * name; |
||
374 | char * value; |
||
375 | |||
376 | // from the beginning |
||
377 | name = line; |
||
378 | // skip spaces |
||
379 | while( isspace( * name )) ++ name; |
||
380 | // remember the name start |
||
381 | value = name; |
||
382 | // skip the name |
||
383 | while( isalnum( * value ) || ( * value == '_' )){ |
||
384 | // make uppercase |
||
385 | // * value = toupper( * value ); |
||
386 | ++ value; |
||
387 | } |
||
388 | if( * value == '=' ){ |
||
389 | // terminate the name |
||
390 | * value = '\0'; |
||
391 | }else{ |
||
392 | // terminate the name |
||
393 | * value = '\0'; |
||
394 | // skip until '=' |
||
395 | ++ value; |
||
396 | while(( * value ) && ( * value != '=' )) ++ value; |
||
397 | // not found? |
||
398 | if( * value != '=' ) return EINVAL; |
||
399 | } |
||
400 | ++ value; |
||
401 | // skip spaces |
||
402 | while( isspace( * value )) ++ value; |
||
403 | // create a bulk measured string till the end |
||
404 | setting = measured_string_create_bulk( value, -1 ); |
||
405 | if( ! setting ) return ENOMEM; |
||
406 | // add the configuration setting |
||
3846 | mejdrech | 407 | if( ERROR_OCCURED( measured_strings_add( configuration, name, 0, setting ))){ |
3666 | mejdrech | 408 | free( setting ); |
409 | return ERROR_CODE; |
||
410 | } |
||
411 | return EOK; |
||
412 | } |
||
413 | */ |
||
414 | |||
415 | int add_configuration( measured_strings_ref configuration, const char * name, const char * value ){ |
||
416 | ERROR_DECLARE; |
||
417 | |||
418 | measured_string_ref setting; |
||
419 | |||
420 | setting = measured_string_create_bulk( value, 0 ); |
||
421 | if( ! setting ) return ENOMEM; |
||
422 | // add the configuration setting |
||
3846 | mejdrech | 423 | if( ERROR_OCCURED( measured_strings_add( configuration, name, 0, setting ))){ |
3666 | mejdrech | 424 | free( setting ); |
425 | return ERROR_CODE; |
||
426 | } |
||
427 | return EOK; |
||
428 | } |
||
429 | |||
3846 | mejdrech | 430 | device_id_t generate_new_device_id( void ){ |
3666 | mejdrech | 431 | return netifs_count( & networking_globals.netifs ) + 1; |
432 | } |
||
433 | |||
434 | int read_configuration( void ){ |
||
435 | ERROR_DECLARE; |
||
436 | |||
437 | netif_ref netif; |
||
438 | measured_string_ref setting; |
||
439 | services_t internet_service; |
||
3685 | mejdrech | 440 | int index; |
3666 | mejdrech | 441 | |
442 | // read general configuration |
||
443 | ERROR_PROPAGATE( add_configuration( & networking_globals.configuration, "IPV", "4" )); |
||
444 | |||
445 | // read network interfaces configuration |
||
446 | |||
447 | // static loopback initialization |
||
3685 | mejdrech | 448 | // printf( "\nloopback initialization" ); |
3666 | mejdrech | 449 | netif = ( netif_ref ) malloc( sizeof( netif_t )); |
450 | if( ! netif ) return ENOMEM; |
||
451 | netif->id = generate_new_device_id(); |
||
452 | ERROR_PROPAGATE( measured_strings_initialize( & netif->configuration )); |
||
453 | if( ERROR_OCCURED( add_configuration( & netif->configuration, "NAME", LO_NAME )) |
||
3685 | mejdrech | 454 | || ERROR_OCCURED( add_configuration( & netif->configuration, "NETIF", LO_NAME )) |
455 | || ERROR_OCCURED( add_configuration( & netif->configuration, "IL", IP_NAME )) |
||
456 | || ERROR_OCCURED( add_configuration( & netif->configuration, "MTU", "1500" )) |
||
457 | || ERROR_OCCURED( add_configuration( & netif->configuration, "IP_CONFIG", "STATIC" )) |
||
458 | || ERROR_OCCURED( add_configuration( & netif->configuration, "IP_ADDR", "127.0.0.1" )) |
||
459 | || ERROR_OCCURED( add_configuration( & netif->configuration, "NETMASK", "255.0.0.0" ))){ |
||
3666 | mejdrech | 460 | measured_strings_destroy( & netif->configuration ); |
461 | free( netif ); |
||
462 | return ERROR_CODE; |
||
463 | } |
||
464 | // mandatory name |
||
3685 | mejdrech | 465 | // printf( "\n\tname" ); |
3846 | mejdrech | 466 | setting = measured_strings_find( & netif->configuration, "NAME", 0 ); |
3666 | mejdrech | 467 | if( ! setting ){ |
468 | measured_strings_destroy( & netif->configuration ); |
||
469 | free( netif ); |
||
470 | return EINVAL; |
||
471 | } |
||
472 | netif->name = setting->value; |
||
3685 | mejdrech | 473 | // printf( " %s OK", netif->name ); |
3666 | mejdrech | 474 | // mandatory netif |
3685 | mejdrech | 475 | // printf( "\n\tnetif" ); |
3846 | mejdrech | 476 | setting = measured_strings_find( & netif->configuration, "NETIF", 0 ); |
3666 | mejdrech | 477 | if( ! setting ){ |
3685 | mejdrech | 478 | // printf( " unknown" ); |
3666 | mejdrech | 479 | measured_strings_destroy( & netif->configuration ); |
480 | free( netif ); |
||
481 | return EINVAL; |
||
482 | } |
||
483 | // printf( " find %s in %d?", setting->value, modules_count( & networking_globals.modules )); |
||
3846 | mejdrech | 484 | netif->driver = modules_find( & networking_globals.modules, setting->value, 0 ); |
485 | if( ! netif->driver ){ |
||
3685 | mejdrech | 486 | // printf( " not found" ); |
3666 | mejdrech | 487 | // TODO register the unknown one |
488 | measured_strings_destroy( & netif->configuration ); |
||
489 | free( netif ); |
||
490 | return EINVAL; |
||
491 | } |
||
3685 | mejdrech | 492 | // printf( " found" ); |
3846 | mejdrech | 493 | if( ! netif->driver->task_id ){ |
494 | netif->driver->task_id = spawn( netif->driver->filename ); |
||
495 | if( ! netif->driver->task_id ){ |
||
3666 | mejdrech | 496 | measured_strings_destroy( & netif->configuration ); |
497 | free( netif ); |
||
498 | return EINVAL; |
||
499 | } |
||
500 | } |
||
3685 | mejdrech | 501 | // printf( " OK" ); |
3666 | mejdrech | 502 | // optional link layer |
3685 | mejdrech | 503 | // printf( "\n\tlink layer" ); |
3846 | mejdrech | 504 | setting = measured_strings_find( & netif->configuration, "NIL", 0 ); |
3666 | mejdrech | 505 | if( setting ){ |
3846 | mejdrech | 506 | netif->nil = modules_find( & networking_globals.modules, setting->value, 0 ); |
507 | if( ! netif->nil ){ |
||
3666 | mejdrech | 508 | // TODO register the unknown one |
3846 | mejdrech | 509 | -- netif->driver->usage; |
3666 | mejdrech | 510 | measured_strings_destroy( & netif->configuration ); |
511 | free( netif ); |
||
512 | return EINVAL; |
||
513 | } |
||
3846 | mejdrech | 514 | if( ! netif->nil->task_id ){ |
515 | netif->nil->task_id = spawn( netif->nil->filename ); |
||
516 | if( ! netif->nil->task_id ){ |
||
517 | -- netif->driver->usage; |
||
3666 | mejdrech | 518 | measured_strings_destroy( & netif->configuration ); |
519 | free( netif ); |
||
520 | return EINVAL; |
||
521 | } |
||
522 | } |
||
523 | }else{ |
||
3846 | mejdrech | 524 | netif->nil = NULL; |
3666 | mejdrech | 525 | } |
526 | // mandatory internet layer |
||
3685 | mejdrech | 527 | // printf( "\n\tinternet layer" ); |
3846 | mejdrech | 528 | setting = measured_strings_find( & netif->configuration, "IL", 0 ); |
3666 | mejdrech | 529 | if( ! setting ){ |
3846 | mejdrech | 530 | -- netif->driver->usage; |
531 | -- netif->nil->usage; |
||
3666 | mejdrech | 532 | measured_strings_destroy( & netif->configuration ); |
533 | free( netif ); |
||
534 | return EINVAL; |
||
535 | } |
||
3685 | mejdrech | 536 | // printf( " set %s", setting->value ); |
3846 | mejdrech | 537 | netif->il = modules_find( & networking_globals.modules, setting->value, 0 ); |
538 | if( ! netif->il ){ |
||
3666 | mejdrech | 539 | // TODO register the unknown one |
3846 | mejdrech | 540 | -- netif->driver->usage; |
541 | -- netif->nil->usage; |
||
3666 | mejdrech | 542 | measured_strings_destroy( & netif->configuration ); |
543 | free( netif ); |
||
544 | return EINVAL; |
||
545 | } |
||
3685 | mejdrech | 546 | // printf( " found" ); |
3846 | mejdrech | 547 | if( ! netif->il->task_id ){ |
548 | netif->il->task_id = spawn( netif->il->filename ); |
||
549 | if( ! netif->il->task_id ){ |
||
550 | -- netif->driver->usage; |
||
551 | -- netif->nil->usage; |
||
3666 | mejdrech | 552 | measured_strings_destroy( & netif->configuration ); |
553 | free( netif ); |
||
554 | return EINVAL; |
||
555 | } |
||
556 | } |
||
3685 | mejdrech | 557 | index = netifs_add( & networking_globals.netifs, netif->id, netif ); |
558 | if( index < 0 ){ |
||
3666 | mejdrech | 559 | free( netif ); |
560 | return ERROR_CODE; |
||
561 | } |
||
3846 | mejdrech | 562 | if( ERROR_OCCURED( char_map_add( & networking_globals.netif_names, netif->name, 0, index ))){ |
3685 | mejdrech | 563 | netifs_exclude_index( & networking_globals.netifs, index ); |
3666 | mejdrech | 564 | return ERROR_CODE; |
565 | } |
||
3685 | mejdrech | 566 | // printf( "\nloopback OK" ); |
567 | // end of the static loopback initialization |
||
568 | // startup the loopback interface |
||
3846 | mejdrech | 569 | if( ! netif->driver->phone ){ |
3685 | mejdrech | 570 | // printf( " connect?" ); |
3846 | mejdrech | 571 | netif->driver->phone = connect_to_service( netif->driver->service ); |
3685 | mejdrech | 572 | } |
573 | // printf( " connected" ); |
||
3846 | mejdrech | 574 | // TODO io, irq |
575 | ERROR_PROPAGATE( async_req_3_0( netif->driver->phone, NET_NETIF_PROBE, netif->id, 0, 0 )); |
||
576 | ++ netif->driver->usage; |
||
577 | if( netif->nil ){ |
||
578 | if( ! netif->nil->phone ){ |
||
579 | netif->nil->phone = connect_to_service( netif->nil->service ); |
||
3685 | mejdrech | 580 | } |
3846 | mejdrech | 581 | ERROR_PROPAGATE( async_req_2_0( netif->nil->phone, NET_NIL_DEVICE, netif->id, netif->driver->service )); |
582 | ++ netif->nil->usage; |
||
583 | internet_service = netif->nil->service; |
||
3685 | mejdrech | 584 | // printf( " OK" ); |
585 | }else{ |
||
3846 | mejdrech | 586 | internet_service = netif->driver->service; |
3685 | mejdrech | 587 | // printf( " none" ); |
588 | } |
||
3846 | mejdrech | 589 | if( ! netif->il->phone ){ |
3685 | mejdrech | 590 | // printf( " connect" ); |
3846 | mejdrech | 591 | netif->il->phone = connect_to_service( netif->il->service ); |
3685 | mejdrech | 592 | } |
3846 | mejdrech | 593 | // TODO IL_BUNDLE |
594 | ERROR_PROPAGATE( async_req_2_0( netif->il->phone, NET_IL_DEVICE, netif->id, internet_service )); |
||
595 | ++ netif->il->usage; |
||
596 | // TODO startup? |
||
597 | ERROR_PROPAGATE( async_req_1_0( netif->driver->phone, NET_NETIF_START, netif->id )); |
||
3685 | mejdrech | 598 | // printf( "\n LO OK" ); |
3666 | mejdrech | 599 | return EOK; |
600 | } |
||
601 | |||
602 | task_id_t spawn( const char * fname ){ |
||
603 | const char * argv[ 2 ]; |
||
604 | task_id_t res; |
||
605 | |||
606 | // printf( "Spawning %s\n", fname ); |
||
607 | argv[ 0 ] = fname; |
||
608 | argv[ 1 ] = NULL; |
||
609 | res = task_spawn( fname, argv ); |
||
610 | if( res != 0 ){ |
||
611 | /* Success */ |
||
612 | usleep( 50000 ); |
||
613 | } |
||
614 | return res; |
||
615 | } |
||
616 | |||
617 | int startup( void ){ |
||
618 | ERROR_DECLARE; |
||
619 | |||
620 | // read configuration files |
||
621 | if( ERROR_OCCURED( read_configuration())) return ERROR_CODE; |
||
622 | |||
623 | // start network interfaces and needed modules |
||
624 | // start_device( "/sbin/lo", "/sbin/dummy_link_layer" ); |
||
625 | return EOK; |
||
626 | } |
||
627 | |||
3466 | mejdrech | 628 | /** @} |
629 | */ |