71 lines
2.6 KiB
C
71 lines
2.6 KiB
C
/*
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* Copyright (c) 2005, Swedish Institute of Computer Science
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$Id: dlloader.c,v 1.2 2008/02/07 15:53:43 oliverschmidt Exp $
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*/
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#include <dlfcn.h>
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#include <stddef.h>
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#include <stdio.h>
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#include "contiki.h"
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/*---------------------------------------------------------------------------*/
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int
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dlloader_load(char *path, char *arg)
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{
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void *handle;
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struct process **p;
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/* Load and link the program. */
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handle = dlopen(path, RTLD_NOW);
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printf("Loading '%s'\n", path);
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if(handle == NULL) {
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printf("dlloader_load: loading failed: %s\n", dlerror());
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return LOADER_ERR_FMT;
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}
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/* Find the processes to be started from the loaded program. */
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p = dlsym(handle, "autostart_processes");
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if(p == NULL) {
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printf("dlloader_load: could not find symbol 'autostart_processes'\n");
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return LOADER_ERR_FMT;
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}
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/* Start the process. */
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printf("Starting '%s'\n", PROCESS_NAME_STRING(*p));
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process_start(*p, arg);
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return LOADER_OK;
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}
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/*---------------------------------------------------------------------------*/
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