rt-thread-official/bsp/mini2440/run_module.c

57 lines
1.3 KiB
C

/*
* File : module.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-04-12 yi.qiu first version
*/
#include <rtthread.h>
#include <dfs_posix.h>
#include "string.h"
#if defined(RT_USING_FINSH) && defined(RT_USING_MODULE)
#include <finsh.h>
extern struct rt_module* rt_module_load(void* module_ptr, const rt_uint8_t* name);
extern void rt_module_run(struct rt_module* module);
void run_module(const char* filename)
{
int fd, length;
char *module_name;
struct rt_module* module;
struct dfs_stat s;
char *buffer;
stat(filename, &s);
buffer = (char *)rt_malloc(s.st_size);
fd = open(filename, O_RDONLY, 0);
length = read(fd, buffer, s.st_size);
if (length <= 0)
{
rt_kprintf("check: read file failed\n");
close(fd);
return;
}
rt_kprintf("read %d bytes from file\n", length);
module_name = strrchr(filename, '/');
module = rt_module_load((void *)buffer, ++module_name);
if(module != RT_NULL)
{
rt_module_run(module);
}
close(fd);
}
FINSH_FUNCTION_EXPORT(run_module, run module from file);
#endif