| /branches/dynload/uspace/lib/libc/include/ipc/loader.h |
|---|
| 0,0 → 1,49 |
| /* |
| * Copyright (c) 2008 Jiri Svoboda |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| /** @addtogroup libcipc |
| * @{ |
| */ |
| /** @file |
| */ |
| #ifndef LIBC_LOADER_H_ |
| #define LIBC_LOADER_H_ |
| #include <ipc/ipc.h> |
| typedef enum { |
| LOADER_HELLO = IPC_FIRST_USER_METHOD, |
| LOADER_SET_PATHNAME, |
| LOADER_RUN |
| } fb_request_t; |
| #endif |
| /** @} |
| */ |
| /branches/dynload/uspace/lib/libc/generic/task.c |
|---|
| 1,5 → 1,6 |
| /* |
| * Copyright (c) 2006 Jakub Jermar |
| * Copyright (c) 2008 Jiri Svoboda |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| 34,7 → 35,9 |
| #include <task.h> |
| #include <ipc/ipc.h> |
| #include <ipc/loader.h> |
| #include <libc.h> |
| #include <string.h> |
| #include <async.h> |
| #include <errno.h> |
| 57,8 → 60,13 |
| return phone_id; |
| } |
| #include <stdio.h> |
| #include <unistd.h> |
| /** Create a new task by running an executable from VFS. |
| * |
| * @param path pathname of the binary to execute |
| * @param argv command-line arguments |
| * @return ID of the newly created task or zero on error. |
| */ |
| task_id_t task_spawn(const char *path, const char *argv[]) |
| { |
| int phone_id; |
| 65,30 → 73,35 |
| ipc_call_t answer; |
| aid_t req; |
| int rc; |
| /* Spawn a program loader */ |
| phone_id = task_spawn_loader(); |
| if (phone_id < 0) return 0; |
| printf("phone_id:%d\n", phone_id); |
| // getchar(); |
| /* |
| * Say hello so that the loader knows the incoming connection's |
| * phone hash. |
| */ |
| rc = async_req_0_0(phone_id, LOADER_HELLO); |
| if (rc != EOK) return 0; |
| // req = async_send_0(phone_id, 1024, &answer); |
| /* Send program pathname */ |
| req = async_send_0(phone_id, LOADER_SET_PATHNAME, &answer); |
| rc = ipc_data_write_start(phone_id, (void *)path, strlen(path)); |
| printf("->%d\n", rc); |
| if (rc != EOK) { |
| // async_wait_for(req, NULL); |
| async_wait_for(req, NULL); |
| return 1; |
| } |
| // async_wait_for(req, &rc); |
| async_wait_for(req, &rc); |
| if (rc != EOK) return 0; |
| // rc = async_req_0_0(phone_id, 1025); |
| // printf("->%d\n", rc); |
| // if (rc != EOK) return 0; |
| // ipc_hangup(phone_id); |
| /* Request loader to start the program */ |
| rc = async_req_0_0(phone_id, LOADER_RUN); |
| if (rc != EOK) return 0; |
| ipc_hangup(phone_id); |
| return 1; |
| } |