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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 net |
29 | /** @addtogroup net |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | 32 | ||
33 | /** @file |
33 | /** @file |
34 | * Networking subsystem central module implementation. |
34 | * Networking subsystem central module implementation. |
35 | */ |
35 | */ |
36 | 36 | ||
37 | #include <async.h> |
37 | #include <async.h> |
38 | #include <ctype.h> |
38 | #include <ctype.h> |
39 | #include <ddi.h> |
39 | #include <ddi.h> |
40 | #include <errno.h> |
40 | #include <errno.h> |
41 | #include <malloc.h> |
41 | #include <malloc.h> |
42 | #include <stdio.h> |
42 | #include <stdio.h> |
43 | 43 | ||
44 | #include <ipc/ipc.h> |
44 | #include <ipc/ipc.h> |
45 | #include <ipc/services.h> |
45 | #include <ipc/services.h> |
46 | 46 | ||
47 | #include "../err.h" |
47 | #include "../err.h" |
48 | #include "../messages.h" |
48 | #include "../messages.h" |
49 | #include "../modules.h" |
49 | #include "../modules.h" |
50 | //#include "../self_test.h" |
50 | //#include "../self_test.h" |
51 | 51 | ||
52 | #include "../structures/char_map.h" |
52 | #include "../structures/char_map.h" |
53 | #include "../structures/generic_char_map.h" |
53 | #include "../structures/generic_char_map.h" |
54 | #include "../structures/measured_strings.h" |
54 | #include "../structures/measured_strings.h" |
55 | #include "../structures/module_map.h" |
55 | #include "../structures/module_map.h" |
56 | #include "../structures/packet/packet.h" |
56 | #include "../structures/packet/packet.h" |
57 | 57 | ||
58 | #include "../il/il_messages.h" |
58 | #include "../il/il_messages.h" |
59 | #include "../include/device.h" |
59 | #include "../include/device.h" |
60 | #include "../include/netif_interface.h" |
60 | #include "../include/netif_interface.h" |
61 | #include "../include/nil_interface.h" |
61 | #include "../include/nil_interface.h" |
62 | #include "../include/net_interface.h" |
62 | #include "../include/net_interface.h" |
63 | #include "../include/ip_interface.h" |
63 | #include "../include/ip_interface.h" |
64 | 64 | ||
65 | #include "net.h" |
65 | #include "net.h" |
66 | 66 | ||
67 | /** Networking module name. |
67 | /** Networking module name. |
68 | */ |
68 | */ |
69 | #define NAME "Networking" |
69 | #define NAME "Networking" |
70 | 70 | ||
71 | /** Prints the module name. |
71 | /** Prints the module name. |
72 | * @see NAME |
72 | * @see NAME |
73 | */ |
73 | */ |
74 | void module_print_name( void ); |
74 | void module_print_name( void ); |
75 | 75 | ||
76 | /** Starts the networking module. |
76 | /** Starts the networking module. |
77 | * Initializes the client connection serving function, initializes the module, registers the module service and starts the async manager, processing IPC messages in an infinite loop. |
77 | * Initializes the client connection serving function, initializes the module, registers the module service and starts the async manager, processing IPC messages in an infinite loop. |
78 | * @param client_connection The client connection processing function. The module skeleton propagates its own one. Input parameter. |
78 | * @param client_connection The client connection processing function. The module skeleton propagates its own one. Input parameter. |
79 | * @returns EOK on successful module termination. |
79 | * @returns EOK on successful module termination. |
80 | * @returns Other error codes as defined for the net_initialize() function. |
80 | * @returns Other error codes as defined for the net_initialize() function. |
81 | * @returns Other error codes as defined for the REGISTER_ME() macro function. |
81 | * @returns Other error codes as defined for the REGISTER_ME() macro function. |
82 | */ |
82 | */ |
83 | int module_start( async_client_conn_t client_connection ); |
83 | int module_start( async_client_conn_t client_connection ); |
84 | 84 | ||
85 | //int parse_line( measured_strings_ref configuration, char * line ); |
85 | //int parse_line( measured_strings_ref configuration, char * line ); |
86 | 86 | ||
87 | /** Reads the networking subsystem global configuration. |
87 | /** Reads the networking subsystem global configuration. |
88 | * @returns EOK on success. |
88 | * @returns EOK on success. |
89 | * @returns Other error codes as defined for the add_configuration() function. |
89 | * @returns Other error codes as defined for the add_configuration() function. |
90 | */ |
90 | */ |
91 | int read_configuration( void ); |
91 | int read_configuration( void ); |
92 | 92 | ||
93 | /** Starts the network interface according to its configuration. |
93 | /** Starts the network interface according to its configuration. |
94 | * Registers the network interface with the subsystem modules. |
94 | * Registers the network interface with the subsystem modules. |
95 | * Starts the needed subsystem modules. |
95 | * Starts the needed subsystem modules. |
96 | * @param netif The network interface specific data. |
96 | * @param netif The network interface specific data. |
97 | * @returns EOK on success. |
97 | * @returns EOK on success. |
98 | * @returns EINVAL if there are some settings missing. |
98 | * @returns EINVAL if there are some settings missing. |
99 | * @returns ENOENT if the internet protocol module is not known. |
99 | * @returns ENOENT if the internet protocol module is not known. |
100 | * @returns Other error codes as defined for the netif_probe_req() function. |
100 | * @returns Other error codes as defined for the netif_probe_req() function. |
101 | * @returns Other error codes as defined for the nil_device_req() function. |
101 | * @returns Other error codes as defined for the nil_device_req() function. |
102 | * @returns Other error codes as defined for the needed internet layer registering function. |
102 | * @returns Other error codes as defined for the needed internet layer registering function. |
103 | */ |
103 | */ |
104 | int start_device( netif_ref netif ); |
104 | int start_device( netif_ref netif ); |
105 | 105 | ||
106 | /** Reads the configuration and starts all network interfaces. |
106 | /** Reads the configuration and starts all network interfaces. |
107 | * @returns EOK on success. |
107 | * @returns EOK on success. |
108 | * @returns EXDEV if there is no available system-unique device identifier. |
108 | * @returns EXDEV if there is no available system-unique device identifier. |
109 | * @returns EINVAL if any of the network interface names are not configured. |
109 | * @returns EINVAL if any of the network interface names are not configured. |
110 | * @returns ENOMEM if there is not enough memory left. |
110 | * @returns ENOMEM if there is not enough memory left. |
111 | * @returns Other error codes as defined for the read_configuration() function. |
111 | * @returns Other error codes as defined for the read_configuration() function. |
112 | * @returns Other error codes as defined for the read_netif_configuration() function. |
112 | * @returns Other error codes as defined for the read_netif_configuration() function. |
113 | * @returns Other error codes as defined for the start_device() function. |
113 | * @returns Other error codes as defined for the start_device() function. |
114 | */ |
114 | */ |
115 | int startup( void ); |
115 | int startup( void ); |
116 | 116 | ||
117 | /** Generates new system-unique device identifier. |
117 | /** Generates new system-unique device identifier. |
118 | * @returns The system-unique devic identifier. |
118 | * @returns The system-unique devic identifier. |
119 | */ |
119 | */ |
120 | device_id_t generate_new_device_id( void ); |
120 | device_id_t generate_new_device_id( void ); |
121 | 121 | ||
122 | /** Returns the configured values. |
122 | /** Returns the configured values. |
123 | * The network interface configuration is searched first. |
123 | * The network interface configuration is searched first. |
124 | * @param netif_conf The network interface configuration setting. Input parameter. |
124 | * @param netif_conf The network interface configuration setting. Input parameter. |
125 | * @param configuration The found configured values. Output parameter. |
125 | * @param configuration The found configured values. Output parameter. |
126 | * @param count The desired settings count. Input parameter. |
126 | * @param count The desired settings count. Input parameter. |
127 | * @param data The found configuration settings data. Output parameter. |
127 | * @param data The found configuration settings data. Output parameter. |
128 | * @returns EOK. |
128 | * @returns EOK. |
129 | */ |
129 | */ |
130 | int net_get_conf( measured_strings_ref netif_conf, measured_string_ref configuration, int count, char ** data ); |
130 | int net_get_conf( measured_strings_ref netif_conf, measured_string_ref configuration, int count, char ** data ); |
131 | 131 | ||
132 | /** Networking module global data. |
132 | /** Networking module global data. |
133 | */ |
133 | */ |
134 | net_globals_t net_globals; |
134 | net_globals_t net_globals; |
135 | 135 | ||
136 | DEVICE_MAP_IMPLEMENT( netifs, netif_t ) |
136 | DEVICE_MAP_IMPLEMENT( netifs, netif_t ) |
137 | 137 | ||
138 | GENERIC_CHAR_MAP_IMPLEMENT( measured_strings, measured_string_t ) |
138 | GENERIC_CHAR_MAP_IMPLEMENT( measured_strings, measured_string_t ) |
139 | 139 | ||
140 | void module_print_name( void ){ |
140 | void module_print_name( void ){ |
141 | printf( "%s", NAME ); |
141 | printf( "%s", NAME ); |
142 | } |
142 | } |
143 | 143 | ||
144 | int module_start( async_client_conn_t client_connection ){ |
144 | int module_start( async_client_conn_t client_connection ){ |
145 | ERROR_DECLARE; |
145 | ERROR_DECLARE; |
146 | 146 | ||
147 | ipcarg_t phonehash; |
147 | ipcarg_t phonehash; |
148 | 148 | ||
149 | async_set_client_connection( client_connection ); |
149 | async_set_client_connection( client_connection ); |
150 | ERROR_PROPAGATE( pm_init()); |
150 | ERROR_PROPAGATE( pm_init()); |
151 | if( ERROR_OCCURRED( net_initialize()) |
151 | if( ERROR_OCCURRED( net_initialize( client_connection )) |
152 | || ERROR_OCCURRED( REGISTER_ME( SERVICE_NETWORKING, & phonehash ))){ |
152 | || ERROR_OCCURRED( REGISTER_ME( SERVICE_NETWORKING, & phonehash ))){ |
153 | pm_destroy(); |
153 | pm_destroy(); |
154 | return ERROR_CODE; |
154 | return ERROR_CODE; |
155 | } |
155 | } |
156 | 156 | ||
157 | async_manager(); |
157 | async_manager(); |
158 | 158 | ||
159 | pm_destroy(); |
159 | pm_destroy(); |
160 | return EOK; |
160 | return EOK; |
161 | } |
161 | } |
162 | 162 | ||
163 | int net_get_device_conf_req( int net_phone, device_id_t device_id, measured_string_ref * configuration, int count, char ** data ){ |
163 | int net_get_device_conf_req( int net_phone, device_id_t device_id, measured_string_ref * configuration, int count, char ** data ){ |
164 | netif_ref netif; |
164 | netif_ref netif; |
165 | 165 | ||
166 | if( !( configuration && ( count > 0 ))) return EINVAL; |
166 | if( !( configuration && ( count > 0 ))) return EINVAL; |
167 | netif = netifs_find( & net_globals.netifs, device_id ); |
167 | netif = netifs_find( & net_globals.netifs, device_id ); |
168 | if( netif ){ |
168 | if( netif ){ |
169 | return net_get_conf( & netif->configuration, * configuration, count, data ); |
169 | return net_get_conf( & netif->configuration, * configuration, count, data ); |
170 | }else{ |
170 | }else{ |
171 | return net_get_conf( NULL, * configuration, count, data ); |
171 | return net_get_conf( NULL, * configuration, count, data ); |
172 | } |
172 | } |
173 | } |
173 | } |
174 | 174 | ||
175 | int net_get_conf_req( int net_phone, measured_string_ref * configuration, int count, char ** data ){ |
175 | int net_get_conf_req( int net_phone, measured_string_ref * configuration, int count, char ** data ){ |
176 | if( !( configuration && ( count > 0 ))) return EINVAL; |
176 | if( !( configuration && ( count > 0 ))) return EINVAL; |
177 | return net_get_conf( NULL, * configuration, count, data ); |
177 | return net_get_conf( NULL, * configuration, count, data ); |
178 | } |
178 | } |
179 | 179 | ||
180 | int net_get_conf( measured_strings_ref netif_conf, measured_string_ref configuration, int count, char ** data ){ |
180 | int net_get_conf( measured_strings_ref netif_conf, measured_string_ref configuration, int count, char ** data ){ |
181 | measured_string_ref setting; |
181 | measured_string_ref setting; |
182 | int index; |
182 | int index; |
183 | 183 | ||
184 | if( data ) * data = NULL; |
184 | if( data ) * data = NULL; |
185 | for( index = 0; index < count; ++ index ){ |
185 | for( index = 0; index < count; ++ index ){ |
186 | setting = measured_strings_find( netif_conf, configuration[ index ].value, 0 ); |
186 | setting = measured_strings_find( netif_conf, configuration[ index ].value, 0 ); |
187 | if( ! setting ){ |
187 | if( ! setting ){ |
188 | setting = measured_strings_find( & net_globals.configuration, configuration[ index ].value, 0 ); |
188 | setting = measured_strings_find( & net_globals.configuration, configuration[ index ].value, 0 ); |
189 | } |
189 | } |
190 | if( setting ){ |
190 | if( setting ){ |
191 | configuration[ index ].length = setting->length; |
191 | configuration[ index ].length = setting->length; |
192 | configuration[ index ].value = setting->value; |
192 | configuration[ index ].value = setting->value; |
193 | }else{ |
193 | }else{ |
194 | configuration[ index ].length = 0; |
194 | configuration[ index ].length = 0; |
195 | configuration[ index ].value = NULL; |
195 | configuration[ index ].value = NULL; |
196 | } |
196 | } |
197 | } |
197 | } |
198 | return EOK; |
198 | return EOK; |
199 | } |
199 | } |
200 | 200 | ||
201 | void net_free_settings( measured_string_ref settings, char * data ){ |
201 | void net_free_settings( measured_string_ref settings, char * data ){ |
202 | } |
202 | } |
203 | 203 | ||
204 | int net_connect_module( services_t service ){ |
204 | int net_connect_module( services_t service ){ |
205 | return EOK; |
205 | return EOK; |
206 | } |
206 | } |
207 | 207 | ||
208 | int net_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){ |
208 | int net_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){ |
209 | ERROR_DECLARE; |
209 | ERROR_DECLARE; |
210 | 210 | ||
211 | measured_string_ref strings; |
211 | measured_string_ref strings; |
212 | char * data; |
212 | char * data; |
213 | 213 | ||
214 | * answer_count = 0; |
214 | * answer_count = 0; |
215 | switch( IPC_GET_METHOD( * call )){ |
215 | switch( IPC_GET_METHOD( * call )){ |
216 | case IPC_M_PHONE_HUNGUP: |
216 | case IPC_M_PHONE_HUNGUP: |
217 | return EOK; |
217 | return EOK; |
218 | case NET_NET_DEVICE: |
218 | case NET_NET_DEVICE: |
219 | // TODO configure, register |
219 | // TODO configure, register |
220 | printf( "Networking: new netif %d\n", IPC_GET_DEVICE( call )); |
220 | printf( "Networking: new netif %d\n", IPC_GET_DEVICE( call )); |
221 | return EOK; |
221 | return EOK; |
222 | case NET_NET_GET_DEVICE_CONF: |
222 | case NET_NET_GET_DEVICE_CONF: |
223 | ERROR_PROPAGATE( measured_strings_receive( & strings, & data, IPC_GET_COUNT( call ))); |
223 | ERROR_PROPAGATE( measured_strings_receive( & strings, & data, IPC_GET_COUNT( call ))); |
224 | net_get_device_conf_req( 0, IPC_GET_DEVICE( call ), & strings, IPC_GET_COUNT( call ), NULL ); |
224 | net_get_device_conf_req( 0, IPC_GET_DEVICE( call ), & strings, IPC_GET_COUNT( call ), NULL ); |
225 | // strings should not contain received data anymore |
225 | // strings should not contain received data anymore |
226 | free( data ); |
226 | free( data ); |
227 | ERROR_CODE = measured_strings_reply( strings, IPC_GET_COUNT( call )); |
227 | ERROR_CODE = measured_strings_reply( strings, IPC_GET_COUNT( call )); |
228 | free( strings ); |
228 | free( strings ); |
229 | return ERROR_CODE; |
229 | return ERROR_CODE; |
230 | case NET_NET_GET_CONF: |
230 | case NET_NET_GET_CONF: |
231 | ERROR_PROPAGATE( measured_strings_receive( & strings, & data, IPC_GET_COUNT( call ))); |
231 | ERROR_PROPAGATE( measured_strings_receive( & strings, & data, IPC_GET_COUNT( call ))); |
232 | net_get_conf_req( 0, & strings, IPC_GET_COUNT( call ), NULL ); |
232 | net_get_conf_req( 0, & strings, IPC_GET_COUNT( call ), NULL ); |
233 | // strings should not contain received data anymore |
233 | // strings should not contain received data anymore |
234 | free( data ); |
234 | free( data ); |
235 | ERROR_CODE = measured_strings_reply( strings, IPC_GET_COUNT( call )); |
235 | ERROR_CODE = measured_strings_reply( strings, IPC_GET_COUNT( call )); |
236 | free( strings ); |
236 | free( strings ); |
237 | return ERROR_CODE; |
237 | return ERROR_CODE; |
238 | case NET_NET_STARTUP: |
238 | case NET_NET_STARTUP: |
239 | return startup(); |
239 | return startup(); |
240 | } |
240 | } |
241 | return ENOTSUP; |
241 | return ENOTSUP; |
242 | } |
242 | } |
243 | 243 | ||
244 | /* |
244 | /* |
245 | int parse_line( measured_strings_ref configuration, char * line ){ |
245 | int parse_line( measured_strings_ref configuration, char * line ){ |
246 | ERROR_DECLARE; |
246 | ERROR_DECLARE; |
247 | 247 | ||
248 | measured_string_ref setting; |
248 | measured_string_ref setting; |
249 | char * name; |
249 | char * name; |
250 | char * value; |
250 | char * value; |
251 | 251 | ||
252 | // from the beginning |
252 | // from the beginning |
253 | name = line; |
253 | name = line; |
254 | // skip spaces |
254 | // skip spaces |
255 | while( isspace( * name )) ++ name; |
255 | while( isspace( * name )) ++ name; |
256 | // remember the name start |
256 | // remember the name start |
257 | value = name; |
257 | value = name; |
258 | // skip the name |
258 | // skip the name |
259 | while( isalnum( * value ) || ( * value == '_' )){ |
259 | while( isalnum( * value ) || ( * value == '_' )){ |
260 | // make uppercase |
260 | // make uppercase |
261 | // * value = toupper( * value ); |
261 | // * value = toupper( * value ); |
262 | ++ value; |
262 | ++ value; |
263 | } |
263 | } |
264 | if( * value == '=' ){ |
264 | if( * value == '=' ){ |
265 | // terminate the name |
265 | // terminate the name |
266 | * value = '\0'; |
266 | * value = '\0'; |
267 | }else{ |
267 | }else{ |
268 | // terminate the name |
268 | // terminate the name |
269 | * value = '\0'; |
269 | * value = '\0'; |
270 | // skip until '=' |
270 | // skip until '=' |
271 | ++ value; |
271 | ++ value; |
272 | while(( * value ) && ( * value != '=' )) ++ value; |
272 | while(( * value ) && ( * value != '=' )) ++ value; |
273 | // not found? |
273 | // not found? |
274 | if( * value != '=' ) return EINVAL; |
274 | if( * value != '=' ) return EINVAL; |
275 | } |
275 | } |
276 | ++ value; |
276 | ++ value; |
277 | // skip spaces |
277 | // skip spaces |
278 | while( isspace( * value )) ++ value; |
278 | while( isspace( * value )) ++ value; |
279 | // create a bulk measured string till the end |
279 | // create a bulk measured string till the end |
280 | setting = measured_string_create_bulk( value, -1 ); |
280 | setting = measured_string_create_bulk( value, -1 ); |
281 | if( ! setting ) return ENOMEM; |
281 | if( ! setting ) return ENOMEM; |
282 | // add the configuration setting |
282 | // add the configuration setting |
283 | if( ERROR_OCCURRED( measured_strings_add( configuration, name, 0, setting ))){ |
283 | if( ERROR_OCCURRED( measured_strings_add( configuration, name, 0, setting ))){ |
284 | free( setting ); |
284 | free( setting ); |
285 | return ERROR_CODE; |
285 | return ERROR_CODE; |
286 | } |
286 | } |
287 | return EOK; |
287 | return EOK; |
288 | } |
288 | } |
289 | */ |
289 | */ |
290 | 290 | ||
291 | int add_configuration( measured_strings_ref configuration, const char * name, const char * value ){ |
291 | int add_configuration( measured_strings_ref configuration, const char * name, const char * value ){ |
292 | ERROR_DECLARE; |
292 | ERROR_DECLARE; |
293 | 293 | ||
294 | measured_string_ref setting; |
294 | measured_string_ref setting; |
295 | 295 | ||
296 | setting = measured_string_create_bulk( value, 0 ); |
296 | setting = measured_string_create_bulk( value, 0 ); |
297 | if( ! setting ) return ENOMEM; |
297 | if( ! setting ) return ENOMEM; |
298 | // add the configuration setting |
298 | // add the configuration setting |
299 | if( ERROR_OCCURRED( measured_strings_add( configuration, name, 0, setting ))){ |
299 | if( ERROR_OCCURRED( measured_strings_add( configuration, name, 0, setting ))){ |
300 | free( setting ); |
300 | free( setting ); |
301 | return ERROR_CODE; |
301 | return ERROR_CODE; |
302 | } |
302 | } |
303 | return EOK; |
303 | return EOK; |
304 | } |
304 | } |
305 | 305 | ||
306 | device_id_t generate_new_device_id( void ){ |
306 | device_id_t generate_new_device_id( void ){ |
307 | return device_assign_devno(); |
307 | return device_assign_devno(); |
308 | } |
308 | } |
309 | 309 | ||
310 | int read_configuration( void ){ |
310 | int read_configuration( void ){ |
311 | ERROR_DECLARE; |
311 | ERROR_DECLARE; |
312 | 312 | ||
313 | // read general configuration |
313 | // read general configuration |
314 | ERROR_PROPAGATE( add_configuration( & net_globals.configuration, "IPV", "4" )); |
314 | ERROR_PROPAGATE( add_configuration( & net_globals.configuration, "IPV", "4" )); |
315 | ERROR_PROPAGATE( add_configuration( & net_globals.configuration, "MTU", "1500" )); |
315 | ERROR_PROPAGATE( add_configuration( & net_globals.configuration, "MTU", "1500" )); |
316 | return EOK; |
316 | return EOK; |
317 | } |
317 | } |
318 | 318 | ||
319 | int start_device( netif_ref netif ){ |
319 | int start_device( netif_ref netif ){ |
320 | ERROR_DECLARE; |
320 | ERROR_DECLARE; |
321 | 321 | ||
322 | measured_string_ref setting; |
322 | measured_string_ref setting; |
323 | services_t internet_service; |
323 | services_t internet_service; |
324 | int irq; |
324 | int irq; |
325 | int io; |
325 | int io; |
326 | int mtu; |
326 | int mtu; |
327 | 327 | ||
328 | // mandatory netif |
328 | // mandatory netif |
329 | setting = measured_strings_find( & netif->configuration, CONF_NETIF, 0 ); |
329 | setting = measured_strings_find( & netif->configuration, CONF_NETIF, 0 ); |
330 | netif->driver = get_running_module( & net_globals.modules, setting->value ); |
330 | netif->driver = get_running_module( & net_globals.modules, setting->value ); |
331 | if( ! netif->driver ){ |
331 | if( ! netif->driver ){ |
332 | printf( "Failed to start the network interface driver %s\n", setting->value ); |
332 | printf( "Failed to start the network interface driver %s\n", setting->value ); |
333 | return EINVAL; |
333 | return EINVAL; |
334 | } |
334 | } |
335 | // optional network interface layer |
335 | // optional network interface layer |
336 | setting = measured_strings_find( & netif->configuration, CONF_NIL, 0 ); |
336 | setting = measured_strings_find( & netif->configuration, CONF_NIL, 0 ); |
337 | if( setting ){ |
337 | if( setting ){ |
338 | netif->nil = get_running_module( & net_globals.modules, setting->value ); |
338 | netif->nil = get_running_module( & net_globals.modules, setting->value ); |
339 | if( ! netif->nil ){ |
339 | if( ! netif->nil ){ |
340 | printf( "Failed to start the network interface layer %s\n", setting->value ); |
340 | printf( "Failed to start the network interface layer %s\n", setting->value ); |
341 | return EINVAL; |
341 | return EINVAL; |
342 | } |
342 | } |
343 | }else{ |
343 | }else{ |
344 | netif->nil = NULL; |
344 | netif->nil = NULL; |
345 | } |
345 | } |
346 | // mandatory internet layer |
346 | // mandatory internet layer |
347 | setting = measured_strings_find( & netif->configuration, CONF_IL, 0 ); |
347 | setting = measured_strings_find( & netif->configuration, CONF_IL, 0 ); |
348 | netif->il = get_running_module( & net_globals.modules, setting->value ); |
348 | netif->il = get_running_module( & net_globals.modules, setting->value ); |
349 | if( ! netif->il ){ |
349 | if( ! netif->il ){ |
350 | printf( "Failed to start the internet layer %s\n", setting->value ); |
350 | printf( "Failed to start the internet layer %s\n", setting->value ); |
351 | return EINVAL; |
351 | return EINVAL; |
352 | } |
352 | } |
353 | // end of the static loopback initialization |
353 | // end of the static loopback initialization |
354 | // startup the loopback interface |
354 | // startup the loopback interface |
355 | setting = measured_strings_find( & netif->configuration, CONF_IRQ, 0 ); |
355 | setting = measured_strings_find( & netif->configuration, CONF_IRQ, 0 ); |
356 | irq = setting ? strtol( setting->value, NULL, 10 ) : 0; |
356 | irq = setting ? strtol( setting->value, NULL, 10 ) : 0; |
357 | setting = measured_strings_find( & netif->configuration, CONF_IO, 0 ); |
357 | setting = measured_strings_find( & netif->configuration, CONF_IO, 0 ); |
358 | io = setting ? strtol( setting->value, NULL, 16 ) : 0; |
358 | io = setting ? strtol( setting->value, NULL, 16 ) : 0; |
359 | ERROR_PROPAGATE( netif_probe_req( netif->driver->phone, netif->id, irq, io )); |
359 | ERROR_PROPAGATE( netif_probe_req( netif->driver->phone, netif->id, irq, io )); |
360 | if( netif->nil ){ |
360 | if( netif->nil ){ |
361 | setting = measured_strings_find( & netif->configuration, CONF_MTU, 0 ); |
361 | setting = measured_strings_find( & netif->configuration, CONF_MTU, 0 ); |
362 | if( ! setting ){ |
362 | if( ! setting ){ |
363 | setting = measured_strings_find( & net_globals.configuration, CONF_MTU, 0 ); |
363 | setting = measured_strings_find( & net_globals.configuration, CONF_MTU, 0 ); |
364 | } |
364 | } |
365 | mtu = setting ? strtol( setting->value, NULL, 10 ) : 0; |
365 | mtu = setting ? strtol( setting->value, NULL, 10 ) : 0; |
366 | ERROR_PROPAGATE( nil_device_req( netif->nil->phone, netif->id, mtu, netif->driver->service )); |
366 | ERROR_PROPAGATE( nil_device_req( netif->nil->phone, netif->id, mtu, netif->driver->service )); |
367 | internet_service = netif->nil->service; |
367 | internet_service = netif->nil->service; |
368 | }else{ |
368 | }else{ |
369 | internet_service = netif->driver->service; |
369 | internet_service = netif->driver->service; |
370 | } |
370 | } |
371 | switch( netif->il->service ){ |
371 | switch( netif->il->service ){ |
372 | case SERVICE_IP: |
372 | case SERVICE_IP: |
373 | ERROR_PROPAGATE( ip_device_req( netif->il->phone, netif->id, internet_service )); |
373 | ERROR_PROPAGATE( ip_device_req( netif->il->phone, netif->id, internet_service )); |
374 | break; |
374 | break; |
375 | default: |
375 | default: |
376 | return ENOENT; |
376 | return ENOENT; |
377 | } |
377 | } |
378 | ERROR_PROPAGATE( netif_start_req( netif->driver->phone, netif->id )); |
378 | ERROR_PROPAGATE( netif_start_req( netif->driver->phone, netif->id )); |
379 | return EOK; |
379 | return EOK; |
380 | } |
380 | } |
381 | 381 | ||
382 | int startup( void ){ |
382 | int startup( void ){ |
383 | ERROR_DECLARE; |
383 | ERROR_DECLARE; |
384 | 384 | ||
385 | char * conf_files[] = { "lo", "ne2k" }; |
385 | char * conf_files[] = { "lo", "ne2k" }; |
386 | int count = sizeof( conf_files ) / sizeof( char * ); |
386 | int count = sizeof( conf_files ) / sizeof( char * ); |
387 | int index; |
387 | int index; |
388 | netif_ref netif; |
388 | netif_ref netif; |
389 | int i; |
389 | int i; |
390 | measured_string_ref setting; |
390 | measured_string_ref setting; |
391 | 391 | ||
392 | // TODO dynamic configuration |
392 | // TODO dynamic configuration |
393 | ERROR_PROPAGATE( read_configuration()); |
393 | ERROR_PROPAGATE( read_configuration()); |
394 | 394 | ||
395 | for( i = 0; i < count; ++ i ){ |
395 | for( i = 0; i < count; ++ i ){ |
396 | netif = ( netif_ref ) malloc( sizeof( netif_t )); |
396 | netif = ( netif_ref ) malloc( sizeof( netif_t )); |
397 | if( ! netif ) return ENOMEM; |
397 | if( ! netif ) return ENOMEM; |
398 | 398 | ||
399 | netif->id = generate_new_device_id(); |
399 | netif->id = generate_new_device_id(); |
400 | if( ! netif->id ) return EXDEV; |
400 | if( ! netif->id ) return EXDEV; |
401 | ERROR_PROPAGATE( measured_strings_initialize( & netif->configuration )); |
401 | ERROR_PROPAGATE( measured_strings_initialize( & netif->configuration )); |
402 | // read configuration files |
402 | // read configuration files |
403 | if( ERROR_OCCURRED( read_netif_configuration( conf_files[ i ], netif ))){ |
403 | if( ERROR_OCCURRED( read_netif_configuration( conf_files[ i ], netif ))){ |
404 | measured_strings_destroy( & netif->configuration ); |
404 | measured_strings_destroy( & netif->configuration ); |
405 | free( netif ); |
405 | free( netif ); |
406 | return ERROR_CODE; |
406 | return ERROR_CODE; |
407 | } |
407 | } |
408 | // mandatory name |
408 | // mandatory name |
409 | setting = measured_strings_find( & netif->configuration, CONF_NAME, 0 ); |
409 | setting = measured_strings_find( & netif->configuration, CONF_NAME, 0 ); |
410 | if( ! setting ){ |
410 | if( ! setting ){ |
411 | printf( "The name is missing\n" ); |
411 | printf( "The name is missing\n" ); |
412 | measured_strings_destroy( & netif->configuration ); |
412 | measured_strings_destroy( & netif->configuration ); |
413 | free( netif ); |
413 | free( netif ); |
414 | return EINVAL; |
414 | return EINVAL; |
415 | } |
415 | } |
416 | netif->name = setting->value; |
416 | netif->name = setting->value; |
417 | // add to the netifs map |
417 | // add to the netifs map |
418 | index = netifs_add( & net_globals.netifs, netif->id, netif ); |
418 | index = netifs_add( & net_globals.netifs, netif->id, netif ); |
419 | if( index < 0 ){ |
419 | if( index < 0 ){ |
420 | measured_strings_destroy( & netif->configuration ); |
420 | measured_strings_destroy( & netif->configuration ); |
421 | free( netif ); |
421 | free( netif ); |
422 | return index; |
422 | return index; |
423 | } |
423 | } |
424 | // add to the netif names map |
424 | // add to the netif names map |
425 | if( ERROR_OCCURRED( char_map_add( & net_globals.netif_names, netif->name, 0, index )) |
425 | if( ERROR_OCCURRED( char_map_add( & net_globals.netif_names, netif->name, 0, index )) |
426 | // start network interfaces and needed modules |
426 | // start network interfaces and needed modules |
427 | || ERROR_OCCURRED( start_device( netif ))){ |
427 | || ERROR_OCCURRED( start_device( netif ))){ |
428 | measured_strings_destroy( & netif->configuration ); |
428 | measured_strings_destroy( & netif->configuration ); |
429 | netifs_exclude_index( & net_globals.netifs, index ); |
429 | netifs_exclude_index( & net_globals.netifs, index ); |
430 | return ERROR_CODE; |
430 | return ERROR_CODE; |
431 | } |
431 | } |
432 | // increment modules' usage |
432 | // increment modules' usage |
433 | ++ netif->driver->usage; |
433 | ++ netif->driver->usage; |
434 | if( netif->nil ) ++ netif->nil->usage; |
434 | if( netif->nil ) ++ netif->nil->usage; |
435 | ++ netif->il->usage; |
435 | ++ netif->il->usage; |
436 | printf( "New network interface started:\n\tname\t= %s\n\tid\t= %d\n\tdriver\t= %s\n\tnil\t= %s\n\til\t= %s\n", netif->name, netif->id, netif->driver->name, netif->nil ? netif->nil->name : NULL, netif->il->name ); |
436 | printf( "New network interface started:\n\tname\t= %s\n\tid\t= %d\n\tdriver\t= %s\n\tnil\t= %s\n\til\t= %s\n", netif->name, netif->id, netif->driver->name, netif->nil ? netif->nil->name : NULL, netif->il->name ); |
437 | } |
437 | } |
438 | return EOK; |
438 | return EOK; |
439 | } |
439 | } |
440 | 440 | ||
441 | /** @} |
441 | /** @} |
442 | */ |
442 | */ |
443 | 443 |