/**
* Walk over sysfs directory and call function for each entry
*
* @param root path to directory
* @param proc walker function that receives file name
* @param arg argument passed as second argument to `proc()`
*
* @return HI_LINUX_SYSFS_OK if everything went fine or HI_LINUX_SYSFS_ERROR if \
* opening directory failed
*/
int hi_linux_sysfs_walk(const char* root,
void (*proc)(const char* name, void* arg), void* arg) {
plat_dir_t* dirp;
plat_dir_entry_t* de;
if((dirp = plat_opendir(root)) == NULL)
return HI_LINUX_SYSFS_ERROR;
hi_sysfs_dprintf("hi_linux_sysfs_walk: %s\n", root);
do {
de = plat_readdir(dirp);
if(de != NULL) {
if(plat_dirent_hidden(de))
continue;
if(plat_dirent_type(de) < 0)
continue;
proc(de->d_name, arg);
}
} while(de != NULL);
plat_closedir(dirp);
return HI_LINUX_SYSFS_OK;
}
int load_modules() {
plat_dir_t* dir = plat_opendir(mod_search_path);
plat_dir_entry_t* d = NULL;
char path[MODPATHLEN];
if(!dir) {
logmsg(LOG_CRIT, "Failed to open directory %s", mod_search_path);
logerror();
return -1;
}
while((d = plat_readdir(dir)) != NULL) {
if( plat_dirent_hidden(d) ||
plat_dirent_type(d) != DET_REG)
continue;
path_join(path, MODPATHLEN, mod_search_path, d->d_name, NULL);
mod_load(path);
}
plat_closedir(dir);
return 0;
}