/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; |
} |