/**
* This function will do a executable program with main function and parameters.
*
* @param path the full path of application module
* @param cmd_line the command line of program
* @param size the size of command line of program
*
* @return the module object
*/
rt_module_t rt_module_exec_cmd(const char *path, const char* cmd_line, int line_size)
{
struct dfs_filesystem *fs;
appentry_t fptr;
HINSTANCE hinstlib;
rt_module_t module;
char * winpath = RT_NULL;
char * name = RT_NULL;
char *full_path = RT_NULL;
RT_DEBUG_NOT_IN_INTERRUPT;
/* check parameters */
RT_ASSERT(path != RT_NULL);
if (*path != '/')
{
full_path = dfs_normalize_path(RT_NULL, path);
}
else
{
full_path = (const char*)path;
}
/* app module should only in DFS_WIN32 */
fs = dfs_filesystem_lookup(full_path);
if ((fs == RT_NULL) || (strcmp(fs->ops->name,"wdir") != 0))
{
rt_kprintf("invalid path: %s\n", path);
goto __exit;
}
/* change path */
// len = strlen(full_path + 1);
if ((winpath = dfs_win32_dirdup((char *)full_path)) == RT_NULL)
{
rt_kprintf("out of memory, exit", path);
goto __exit;
}
hinstlib = LoadLibrary(winpath);
if (hinstlib == NULL)
{
rt_kprintf("error: unable to open %s\n", winpath);
goto __exit;
}
fptr = (appentry_t)GetProcAddress(hinstlib, "main");
if (fptr == NULL)
{
rt_kprintf("error: unable to find function in %s\n", winpath);
FreeLibrary(hinstlib);
goto __exit;
}
/* release winpath */
rt_free(winpath);
/* get the name of the module */
name = _module_name(path);
/* allocate module */
module = (struct rt_module *)rt_object_allocate(RT_Object_Class_Module, name);
if (!module)
{
goto __exit;
}
module->nref = 0;
module->module_entry = fptr;
/* init module object container */
rt_module_init_object_container(module);
/* increase module reference count */
module->nref ++;
if (module->module_entry != 0)
{
/* set module argument */
module->module_cmd_line = (rt_uint8_t*)rt_malloc(line_size + 1);
rt_memcpy(module->module_cmd_line, cmd_line, line_size);
module->module_cmd_line[line_size] = '\0';
module->module_cmd_size = line_size;
#ifdef RT_USING_SLAB
/* init module memory allocator */
module->mem_list = RT_NULL;
/* create page array */
module->page_array =
(void *)rt_malloc(PAGE_COUNT_MAX * sizeof(struct rt_page_info));
module->page_cnt = 0;
#endif
/* create module thread */
module->module_thread = rt_thread_create(name,
module_main_entry, module,
2048, RT_THREAD_PRIORITY_MAX - 2, 10);
/* set module id */
module->module_thread->module_id = (void *)module;
module->parent.flag = RT_MODULE_FLAG_WITHENTRY;
/* startup module thread */
rt_thread_startup(module->module_thread);
}
else
{
/* without entry point */
module->parent.flag |= RT_MODULE_FLAG_WITHOUTENTRY;
}
#ifdef RT_USING_HOOK
if (rt_module_load_hook != RT_NULL)
{
rt_module_load_hook(module);
}
#endif
rt_free(name);
return module;
__exit:
if (full_path != path) rt_free(full_path);
if (name != RT_NULL) rt_free(full_path);
if (winpath != RT_NULL)rt_free(winpath);
return RT_NULL;
/* FreeLibrary(hinstlib); */
}
/**
* This function will load a module from a file
*
* @param path the full path of application module
*
* @return the module object
*/
rt_module_t rt_module_open(const char *path)
{
struct dfs_filesystem *fs;
appentry_t fptr;
HINSTANCE hinstlib;
int len;
char * winpath;
rt_module_t module;
char * name;
RT_DEBUG_NOT_IN_INTERRUPT;
/* check parameters */
RT_ASSERT(path != RT_NULL);
/* app module should only in DFS_WIN32 */
fs = dfs_filesystem_lookup(path);
if ((fs == RT_NULL) || (strcmp(fs->ops->name,"wdir") != 0))
{
rt_kprintf("invalid path: %s\n", path);
return RT_NULL;
}
/* change path */
len = strlen(path+1);
if ((winpath = dfs_win32_dirdup((char *)path)) == RT_NULL)
{
rt_kprintf("out of memory, exit", path);
return RT_NULL;
}
hinstlib = LoadLibrary(winpath);
if (hinstlib == NULL)
{
rt_kprintf("error: unable to open %s\n", winpath);
return RT_NULL;
}
fptr = (appentry_t)GetProcAddress(hinstlib, "main");
if (fptr == NULL)
{
rt_kprintf("error: unable to find function in %s\n", winpath);
FreeLibrary(hinstlib);
return RT_NULL;
}
/* get the name of the module */
name = _module_name(path);
/* allocate module */
module = (struct rt_module *)rt_object_allocate(RT_Object_Class_Module,
name);
if (!module)
return RT_NULL;
module->nref = 0;
module->module_entry = fptr;
/* init module object container */
rt_module_init_object_container(module);
/* increase module reference count */
module->nref ++;
if (module->module_entry != 0)
{
rt_uint32_t *stack_size;
rt_uint8_t *priority;
#ifdef RT_USING_SLAB
/* init module memory allocator */
module->mem_list = RT_NULL;
/* create page array */
module->page_array =
(void *)rt_malloc(PAGE_COUNT_MAX * sizeof(struct rt_page_info));
module->page_cnt = 0;
#endif
/* get the main thread stack size */
module->stack_size = 2048;
module->thread_priority = RT_THREAD_PRIORITY_MAX - 2;
/* create module thread */
module->module_thread =
rt_thread_create(name,
(void(*)(void *))module->module_entry,
RT_NULL,
module->stack_size,
module->thread_priority,
10);
RT_DEBUG_LOG(RT_DEBUG_MODULE, ("thread entry 0x%x\n",
module->module_entry));
/* set module id */
module->module_thread->module_id = (void *)module;
module->parent.flag = RT_MODULE_FLAG_WITHENTRY;
/* startup module thread */
rt_thread_startup(module->module_thread);
}
else
{
/* without entry point */
module->parent.flag |= RT_MODULE_FLAG_WITHOUTENTRY;
}
#ifdef RT_USING_HOOK
if (rt_module_load_hook != RT_NULL)
{
rt_module_load_hook(module);
}
#endif
rt_free(name);
return module;
/* FreeLibrary(hinstlib); */
}
