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1 | /* |
1 | /* |
2 | * Copyright (c) 2008 Jiri Svoboda |
2 | * Copyright (c) 2008 Jiri Svoboda |
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 loader |
29 | /** @addtogroup loader |
30 | * @brief Loads and runs programs from VFS. |
30 | * @brief Loads and runs programs from VFS. |
31 | * @{ |
31 | * @{ |
32 | */ |
32 | */ |
33 | /** |
33 | /** |
34 | * @file |
34 | * @file |
35 | * @brief Loads and runs programs from VFS. |
35 | * @brief Loads and runs programs from VFS. |
36 | * |
36 | * |
37 | * The program loader is a special init binary. Its image is used |
37 | * The program loader is a special init binary. Its image is used |
38 | * to create a new task upon a @c task_spawn syscall. The syscall |
38 | * to create a new task upon a @c task_spawn syscall. The syscall |
39 | * returns the id of a phone connected to the newly created task. |
39 | * returns the id of a phone connected to the newly created task. |
40 | * |
40 | * |
41 | * The caller uses this phone to send the pathname and various other |
41 | * The caller uses this phone to send the pathname and various other |
42 | * information to the loader. This is normally done by the C library |
42 | * information to the loader. This is normally done by the C library |
43 | * and completely hidden from applications. |
43 | * and completely hidden from applications. |
44 | */ |
44 | */ |
45 | 45 | ||
46 | #include <stdio.h> |
46 | #include <stdio.h> |
47 | #include <stdlib.h> |
47 | #include <stdlib.h> |
48 | #include <unistd.h> |
48 | #include <unistd.h> |
49 | #include <bool.h> |
49 | #include <bool.h> |
50 | #include <fcntl.h> |
50 | #include <fcntl.h> |
51 | #include <sys/types.h> |
51 | #include <sys/types.h> |
52 | #include <ipc/ipc.h> |
52 | #include <ipc/ipc.h> |
53 | #include <ipc/services.h> |
53 | #include <ipc/services.h> |
54 | #include <ipc/loader.h> |
54 | #include <ipc/loader.h> |
55 | #include <loader/pcb.h> |
55 | #include <loader/pcb.h> |
- | 56 | #include <console.h> |
|
56 | #include <errno.h> |
57 | #include <errno.h> |
57 | #include <async.h> |
58 | #include <async.h> |
58 | #include <as.h> |
59 | #include <as.h> |
59 | 60 | ||
60 | #include <elf.h> |
61 | #include <elf.h> |
61 | #include <elf_load.h> |
62 | #include <elf_load.h> |
62 | 63 | ||
63 | #define DPRINTF(...) |
64 | #define DPRINTF(...) |
64 | 65 | ||
65 | void program_run(void *entry, pcb_t *pcb); |
66 | void program_run(void *entry, pcb_t *pcb); |
66 | 67 | ||
67 | /** Pathname of the file that will be loaded */ |
68 | /** Pathname of the file that will be loaded */ |
68 | static char *pathname = NULL; |
69 | static char *pathname = NULL; |
69 | 70 | ||
70 | /** The Program control block */ |
71 | /** The Program control block */ |
71 | static pcb_t pcb; |
72 | static pcb_t pcb; |
72 | 73 | ||
73 | /** Number of arguments */ |
74 | /** Number of arguments */ |
74 | static int argc = 0; |
75 | static int argc = 0; |
75 | /** Argument vector */ |
76 | /** Argument vector */ |
76 | static char **argv = NULL; |
77 | static char **argv = NULL; |
77 | /** Buffer holding all arguments */ |
78 | /** Buffer holding all arguments */ |
78 | static char *arg_buf = NULL; |
79 | static char *arg_buf = NULL; |
79 | 80 | ||
80 | static elf_info_t prog_info; |
81 | static elf_info_t prog_info; |
81 | static elf_info_t interp_info; |
82 | static elf_info_t interp_info; |
82 | 83 | ||
83 | static bool is_dyn_linked; |
84 | static bool is_dyn_linked; |
84 | 85 | ||
85 | /** Used to limit number of connections to one. */ |
86 | /** Used to limit number of connections to one. */ |
86 | static bool connected; |
87 | static bool connected; |
87 | 88 | ||
88 | static void loader_get_taskid(ipc_callid_t rid, ipc_call_t *request) |
89 | static void loader_get_taskid(ipc_callid_t rid, ipc_call_t *request) |
89 | { |
90 | { |
90 | ipc_callid_t callid; |
91 | ipc_callid_t callid; |
91 | task_id_t task_id; |
92 | task_id_t task_id; |
92 | size_t len; |
93 | size_t len; |
93 | 94 | ||
94 | task_id = task_get_id(); |
95 | task_id = task_get_id(); |
95 | 96 | ||
96 | if (!ipc_data_read_receive(&callid, &len)) { |
97 | if (!ipc_data_read_receive(&callid, &len)) { |
97 | ipc_answer_0(callid, EINVAL); |
98 | ipc_answer_0(callid, EINVAL); |
98 | ipc_answer_0(rid, EINVAL); |
99 | ipc_answer_0(rid, EINVAL); |
99 | return; |
100 | return; |
100 | } |
101 | } |
101 | 102 | ||
102 | if (len > sizeof(task_id)) |
103 | if (len > sizeof(task_id)) |
103 | len = sizeof(task_id); |
104 | len = sizeof(task_id); |
104 | 105 | ||
105 | ipc_data_read_finalize(callid, &task_id, len); |
106 | ipc_data_read_finalize(callid, &task_id, len); |
106 | ipc_answer_0(rid, EOK); |
107 | ipc_answer_0(rid, EOK); |
107 | } |
108 | } |
108 | 109 | ||
109 | 110 | ||
110 | /** Receive a call setting pathname of the program to execute. |
111 | /** Receive a call setting pathname of the program to execute. |
111 | * |
112 | * |
112 | * @param rid |
113 | * @param rid |
113 | * @param request |
114 | * @param request |
114 | */ |
115 | */ |
115 | static void loader_set_pathname(ipc_callid_t rid, ipc_call_t *request) |
116 | static void loader_set_pathname(ipc_callid_t rid, ipc_call_t *request) |
116 | { |
117 | { |
117 | ipc_callid_t callid; |
118 | ipc_callid_t callid; |
118 | size_t len; |
119 | size_t len; |
119 | char *name_buf; |
120 | char *name_buf; |
120 | 121 | ||
121 | if (!ipc_data_write_receive(&callid, &len)) { |
122 | if (!ipc_data_write_receive(&callid, &len)) { |
122 | ipc_answer_0(callid, EINVAL); |
123 | ipc_answer_0(callid, EINVAL); |
123 | ipc_answer_0(rid, EINVAL); |
124 | ipc_answer_0(rid, EINVAL); |
124 | return; |
125 | return; |
125 | } |
126 | } |
126 | 127 | ||
127 | name_buf = malloc(len + 1); |
128 | name_buf = malloc(len + 1); |
128 | if (!name_buf) { |
129 | if (!name_buf) { |
129 | ipc_answer_0(callid, ENOMEM); |
130 | ipc_answer_0(callid, ENOMEM); |
130 | ipc_answer_0(rid, ENOMEM); |
131 | ipc_answer_0(rid, ENOMEM); |
131 | return; |
132 | return; |
132 | } |
133 | } |
133 | 134 | ||
134 | ipc_data_write_finalize(callid, name_buf, len); |
135 | ipc_data_write_finalize(callid, name_buf, len); |
135 | ipc_answer_0(rid, EOK); |
136 | ipc_answer_0(rid, EOK); |
136 | 137 | ||
137 | if (pathname != NULL) { |
138 | if (pathname != NULL) { |
138 | free(pathname); |
139 | free(pathname); |
139 | pathname = NULL; |
140 | pathname = NULL; |
140 | } |
141 | } |
141 | 142 | ||
142 | name_buf[len] = '\0'; |
143 | name_buf[len] = '\0'; |
143 | pathname = name_buf; |
144 | pathname = name_buf; |
144 | } |
145 | } |
145 | 146 | ||
146 | /** Receive a call setting arguments of the program to execute. |
147 | /** Receive a call setting arguments of the program to execute. |
147 | * |
148 | * |
148 | * @param rid |
149 | * @param rid |
149 | * @param request |
150 | * @param request |
150 | */ |
151 | */ |
151 | static void loader_set_args(ipc_callid_t rid, ipc_call_t *request) |
152 | static void loader_set_args(ipc_callid_t rid, ipc_call_t *request) |
152 | { |
153 | { |
153 | ipc_callid_t callid; |
154 | ipc_callid_t callid; |
154 | size_t buf_len, arg_len; |
155 | size_t buf_len, arg_len; |
155 | char *p; |
156 | char *p; |
156 | int n; |
157 | int n; |
157 | 158 | ||
158 | if (!ipc_data_write_receive(&callid, &buf_len)) { |
159 | if (!ipc_data_write_receive(&callid, &buf_len)) { |
159 | ipc_answer_0(callid, EINVAL); |
160 | ipc_answer_0(callid, EINVAL); |
160 | ipc_answer_0(rid, EINVAL); |
161 | ipc_answer_0(rid, EINVAL); |
161 | return; |
162 | return; |
162 | } |
163 | } |
163 | 164 | ||
164 | if (arg_buf != NULL) { |
165 | if (arg_buf != NULL) { |
165 | free(arg_buf); |
166 | free(arg_buf); |
166 | arg_buf = NULL; |
167 | arg_buf = NULL; |
167 | } |
168 | } |
168 | 169 | ||
169 | if (argv != NULL) { |
170 | if (argv != NULL) { |
170 | free(argv); |
171 | free(argv); |
171 | argv = NULL; |
172 | argv = NULL; |
172 | } |
173 | } |
173 | 174 | ||
174 | arg_buf = malloc(buf_len + 1); |
175 | arg_buf = malloc(buf_len + 1); |
175 | if (!arg_buf) { |
176 | if (!arg_buf) { |
176 | ipc_answer_0(callid, ENOMEM); |
177 | ipc_answer_0(callid, ENOMEM); |
177 | ipc_answer_0(rid, ENOMEM); |
178 | ipc_answer_0(rid, ENOMEM); |
178 | return; |
179 | return; |
179 | } |
180 | } |
180 | 181 | ||
181 | ipc_data_write_finalize(callid, arg_buf, buf_len); |
182 | ipc_data_write_finalize(callid, arg_buf, buf_len); |
182 | ipc_answer_0(rid, EOK); |
183 | ipc_answer_0(rid, EOK); |
183 | 184 | ||
184 | arg_buf[buf_len] = '\0'; |
185 | arg_buf[buf_len] = '\0'; |
185 | 186 | ||
186 | /* |
187 | /* |
187 | * Count number of arguments |
188 | * Count number of arguments |
188 | */ |
189 | */ |
189 | p = arg_buf; |
190 | p = arg_buf; |
190 | n = 0; |
191 | n = 0; |
191 | while (p < arg_buf + buf_len) { |
192 | while (p < arg_buf + buf_len) { |
192 | arg_len = strlen(p); |
193 | arg_len = strlen(p); |
193 | p = p + arg_len + 1; |
194 | p = p + arg_len + 1; |
194 | ++n; |
195 | ++n; |
195 | } |
196 | } |
196 | 197 | ||
197 | /* Allocate argv */ |
198 | /* Allocate argv */ |
198 | argv = malloc((n + 1) * sizeof(char *)); |
199 | argv = malloc((n + 1) * sizeof(char *)); |
199 | 200 | ||
200 | if (argv == NULL) { |
201 | if (argv == NULL) { |
201 | free(arg_buf); |
202 | free(arg_buf); |
202 | ipc_answer_0(callid, ENOMEM); |
203 | ipc_answer_0(callid, ENOMEM); |
203 | ipc_answer_0(rid, ENOMEM); |
204 | ipc_answer_0(rid, ENOMEM); |
204 | return; |
205 | return; |
205 | } |
206 | } |
206 | 207 | ||
207 | /* |
208 | /* |
208 | * Fill argv with argument pointers |
209 | * Fill argv with argument pointers |
209 | */ |
210 | */ |
210 | p = arg_buf; |
211 | p = arg_buf; |
211 | n = 0; |
212 | n = 0; |
212 | while (p < arg_buf + buf_len) { |
213 | while (p < arg_buf + buf_len) { |
213 | argv[n] = p; |
214 | argv[n] = p; |
214 | 215 | ||
215 | arg_len = strlen(p); |
216 | arg_len = strlen(p); |
216 | p = p + arg_len + 1; |
217 | p = p + arg_len + 1; |
217 | ++n; |
218 | ++n; |
218 | } |
219 | } |
219 | 220 | ||
220 | argc = n; |
221 | argc = n; |
221 | argv[n] = NULL; |
222 | argv[n] = NULL; |
222 | } |
223 | } |
223 | 224 | ||
224 | /** Load the previously selected program. |
225 | /** Load the previously selected program. |
225 | * |
226 | * |
226 | * @param rid |
227 | * @param rid |
227 | * @param request |
228 | * @param request |
228 | * @return 0 on success, !0 on error. |
229 | * @return 0 on success, !0 on error. |
229 | */ |
230 | */ |
230 | static int loader_load(ipc_callid_t rid, ipc_call_t *request) |
231 | static int loader_load(ipc_callid_t rid, ipc_call_t *request) |
231 | { |
232 | { |
232 | int rc; |
233 | int rc; |
233 | 234 | ||
234 | rc = elf_load_file(pathname, 0, 0, &prog_info); |
235 | rc = elf_load_file(pathname, 0, 0, &prog_info); |
235 | if (rc < 0) { |
236 | if (rc < 0) { |
236 | DPRINTF("Failed to load executable '%s'.\n", pathname); |
237 | DPRINTF("Failed to load executable '%s'.\n", pathname); |
237 | ipc_answer_0(rid, EINVAL); |
238 | ipc_answer_0(rid, EINVAL); |
238 | return 1; |
239 | return 1; |
239 | } |
240 | } |
240 | 241 | ||
241 | elf_create_pcb(&prog_info, &pcb); |
242 | elf_create_pcb(&prog_info, &pcb); |
242 | 243 | ||
243 | pcb.argc = argc; |
244 | pcb.argc = argc; |
244 | pcb.argv = argv; |
245 | pcb.argv = argv; |
245 | 246 | ||
246 | if (prog_info.interp == NULL) { |
247 | if (prog_info.interp == NULL) { |
247 | /* Statically linked program */ |
248 | /* Statically linked program */ |
248 | is_dyn_linked = false; |
249 | is_dyn_linked = false; |
249 | ipc_answer_0(rid, EOK); |
250 | ipc_answer_0(rid, EOK); |
250 | return 0; |
251 | return 0; |
251 | } |
252 | } |
252 | 253 | ||
253 | printf("Load ELF interpreter '%s'\n", prog_info.interp); |
254 | printf("Load ELF interpreter '%s'\n", prog_info.interp); |
254 | rc = elf_load_file(prog_info.interp, 0, 0, &interp_info); |
255 | rc = elf_load_file(prog_info.interp, 0, 0, &interp_info); |
255 | if (rc < 0) { |
256 | if (rc < 0) { |
256 | DPRINTF("Failed to load interpreter '%s.'\n", |
257 | DPRINTF("Failed to load interpreter '%s.'\n", |
257 | prog_info.interp); |
258 | prog_info.interp); |
258 | ipc_answer_0(rid, EINVAL); |
259 | ipc_answer_0(rid, EINVAL); |
259 | return 1; |
260 | return 1; |
260 | } |
261 | } |
261 | 262 | ||
262 | printf("Run interpreter.\n"); |
263 | printf("Run interpreter.\n"); |
263 | printf("entry point: 0x%lx\n", interp_info.entry); |
264 | printf("entry point: 0x%lx\n", interp_info.entry); |
264 | printf("pcb address: 0x%lx\n", &pcb); |
265 | printf("pcb address: 0x%lx\n", &pcb); |
265 | printf("prog dynamic: 0x%lx\n", prog_info.dynamic); |
266 | printf("prog dynamic: 0x%lx\n", prog_info.dynamic); |
266 | 267 | ||
267 | is_dyn_linked = true; |
268 | is_dyn_linked = true; |
268 | ipc_answer_0(rid, EOK); |
269 | ipc_answer_0(rid, EOK); |
269 | 270 | ||
270 | return 0; |
271 | return 0; |
271 | } |
272 | } |
272 | 273 | ||
273 | 274 | ||
274 | /** Run the previously loaded program. |
275 | /** Run the previously loaded program. |
275 | * |
276 | * |
276 | * @param rid |
277 | * @param rid |
277 | * @param request |
278 | * @param request |
278 | * @return 0 on success, !0 on error. |
279 | * @return 0 on success, !0 on error. |
279 | */ |
280 | */ |
280 | static void loader_run(ipc_callid_t rid, ipc_call_t *request) |
281 | static void loader_run(ipc_callid_t rid, ipc_call_t *request) |
281 | { |
282 | { |
282 | const char *cp; |
283 | const char *cp; |
283 | 284 | ||
284 | /* Set the task name. */ |
285 | /* Set the task name. */ |
285 | cp = strrchr(pathname, '/'); |
286 | cp = strrchr(pathname, '/'); |
286 | cp = (cp == NULL) ? pathname : (cp + 1); |
287 | cp = (cp == NULL) ? pathname : (cp + 1); |
287 | task_set_name(cp); |
288 | task_set_name(cp); |
288 | 289 | ||
289 | if (is_dyn_linked == true) { |
290 | if (is_dyn_linked == true) { |
290 | /* Dynamically linked program */ |
291 | /* Dynamically linked program */ |
291 | DPRINTF("Run ELF interpreter.\n"); |
292 | DPRINTF("Run ELF interpreter.\n"); |
292 | DPRINTF("Entry point: 0x%lx\n", interp_info.entry); |
293 | DPRINTF("Entry point: 0x%lx\n", interp_info.entry); |
293 | close_console(); |
294 | console_close(); |
294 | 295 | ||
295 | ipc_answer_0(rid, EOK); |
296 | ipc_answer_0(rid, EOK); |
296 | program_run(interp_info.entry, &pcb); |
297 | program_run(interp_info.entry, &pcb); |
297 | } else { |
298 | } else { |
298 | /* Statically linked program */ |
299 | /* Statically linked program */ |
299 | close_console(); |
300 | console_close(); |
300 | ipc_answer_0(rid, EOK); |
301 | ipc_answer_0(rid, EOK); |
301 | program_run(prog_info.entry, &pcb); |
302 | program_run(prog_info.entry, &pcb); |
302 | } |
303 | } |
303 | 304 | ||
304 | /* Not reached */ |
305 | /* Not reached */ |
305 | } |
306 | } |
306 | 307 | ||
307 | /** Handle loader connection. |
308 | /** Handle loader connection. |
308 | * |
309 | * |
309 | * Receive and carry out commands (of which the last one should be |
310 | * Receive and carry out commands (of which the last one should be |
310 | * to execute the loaded program). |
311 | * to execute the loaded program). |
311 | */ |
312 | */ |
312 | static void loader_connection(ipc_callid_t iid, ipc_call_t *icall) |
313 | static void loader_connection(ipc_callid_t iid, ipc_call_t *icall) |
313 | { |
314 | { |
314 | ipc_callid_t callid; |
315 | ipc_callid_t callid; |
315 | ipc_call_t call; |
316 | ipc_call_t call; |
316 | int retval; |
317 | int retval; |
317 | 318 | ||
318 | /* Already have a connection? */ |
319 | /* Already have a connection? */ |
319 | if (connected) { |
320 | if (connected) { |
320 | ipc_answer_0(iid, ELIMIT); |
321 | ipc_answer_0(iid, ELIMIT); |
321 | return; |
322 | return; |
322 | } |
323 | } |
323 | 324 | ||
324 | connected = true; |
325 | connected = true; |
325 | 326 | ||
326 | /* Accept the connection */ |
327 | /* Accept the connection */ |
327 | ipc_answer_0(iid, EOK); |
328 | ipc_answer_0(iid, EOK); |
328 | 329 | ||
329 | /* Ignore parameters, the connection is already open */ |
330 | /* Ignore parameters, the connection is already open */ |
330 | (void) iid; |
331 | (void) iid; |
331 | (void) icall; |
332 | (void) icall; |
332 | 333 | ||
333 | while (1) { |
334 | while (1) { |
334 | callid = async_get_call(&call); |
335 | callid = async_get_call(&call); |
335 | 336 | ||
336 | switch (IPC_GET_METHOD(call)) { |
337 | switch (IPC_GET_METHOD(call)) { |
337 | case IPC_M_PHONE_HUNGUP: |
338 | case IPC_M_PHONE_HUNGUP: |
338 | exit(0); |
339 | exit(0); |
339 | case LOADER_GET_TASKID: |
340 | case LOADER_GET_TASKID: |
340 | loader_get_taskid(callid, &call); |
341 | loader_get_taskid(callid, &call); |
341 | continue; |
342 | continue; |
342 | case LOADER_SET_PATHNAME: |
343 | case LOADER_SET_PATHNAME: |
343 | loader_set_pathname(callid, &call); |
344 | loader_set_pathname(callid, &call); |
344 | continue; |
345 | continue; |
345 | case LOADER_SET_ARGS: |
346 | case LOADER_SET_ARGS: |
346 | loader_set_args(callid, &call); |
347 | loader_set_args(callid, &call); |
347 | continue; |
348 | continue; |
348 | case LOADER_LOAD: |
349 | case LOADER_LOAD: |
349 | loader_load(callid, &call); |
350 | loader_load(callid, &call); |
350 | continue; |
351 | continue; |
351 | case LOADER_RUN: |
352 | case LOADER_RUN: |
352 | loader_run(callid, &call); |
353 | loader_run(callid, &call); |
353 | /* Not reached */ |
354 | /* Not reached */ |
354 | default: |
355 | default: |
355 | retval = ENOENT; |
356 | retval = ENOENT; |
356 | break; |
357 | break; |
357 | } |
358 | } |
358 | if ((callid & IPC_CALLID_NOTIFICATION) == 0 && |
359 | if ((callid & IPC_CALLID_NOTIFICATION) == 0 && |
359 | IPC_GET_METHOD(call) != IPC_M_PHONE_HUNGUP) { |
360 | IPC_GET_METHOD(call) != IPC_M_PHONE_HUNGUP) { |
360 | DPRINTF("Responding EINVAL to method %d.\n", |
361 | DPRINTF("Responding EINVAL to method %d.\n", |
361 | IPC_GET_METHOD(call)); |
362 | IPC_GET_METHOD(call)); |
362 | ipc_answer_0(callid, EINVAL); |
363 | ipc_answer_0(callid, EINVAL); |
363 | } |
364 | } |
364 | } |
365 | } |
365 | } |
366 | } |
366 | 367 | ||
367 | /** Program loader main function. |
368 | /** Program loader main function. |
368 | */ |
369 | */ |
369 | int main(int argc, char *argv[]) |
370 | int main(int argc, char *argv[]) |
370 | { |
371 | { |
371 | ipcarg_t phonead; |
372 | ipcarg_t phonead; |
372 | 373 | ||
373 | connected = false; |
374 | connected = false; |
374 | 375 | ||
375 | /* Set a handler of incomming connections. */ |
376 | /* Set a handler of incomming connections. */ |
376 | async_set_client_connection(loader_connection); |
377 | async_set_client_connection(loader_connection); |
377 | 378 | ||
378 | /* Register at naming service. */ |
379 | /* Register at naming service. */ |
379 | if (ipc_connect_to_me(PHONE_NS, SERVICE_LOAD, 0, 0, &phonead) != 0) |
380 | if (ipc_connect_to_me(PHONE_NS, SERVICE_LOAD, 0, 0, &phonead) != 0) |
380 | return -1; |
381 | return -1; |
381 | 382 | ||
382 | async_manager(); |
383 | async_manager(); |
383 | 384 | ||
384 | /* Never reached */ |
385 | /* Never reached */ |
385 | return 0; |
386 | return 0; |
386 | } |
387 | } |
387 | 388 | ||
388 | /** @} |
389 | /** @} |
389 | */ |
390 | */ |
390 | 391 |