5 #include <sys/reboot.h>
7 #include <cutils/android_reboot.h>
8 #include <cutils/partition_utils.h>
10 const char *mkfs = "/system/bin/make_ext4fs";
12 int setup_fs(const char *blockdev)
14 char buf[256], path[128];
19 /* we might be looking at an indirect reference */
20 n = readlink(blockdev, path, sizeof(path) - 1);
23 if (!memcmp(path, "/dev/block/", 11))
27 if (strchr(blockdev,'/')) {
28 fprintf(stderr,"not a block device name: %s\n", blockdev);
32 snprintf(buf, sizeof(buf), "/sys/fs/ext4/%s", blockdev);
33 if (access(buf, F_OK) == 0) {
34 fprintf(stderr,"device %s already has a filesystem\n", blockdev);
37 snprintf(buf, sizeof(buf), "/dev/block/%s", blockdev);
39 if (!partition_wiped(buf)) {
40 fprintf(stderr,"device %s not wiped, probably encrypted, not wiping\n", blockdev);
44 fprintf(stderr,"+++\n");
48 fprintf(stderr,"error: setup_fs: fork failed\n");
52 execl(mkfs, mkfs, buf, NULL);
56 while ((pid=waitpid(-1, &status, 0)) != child) {
58 fprintf(stderr, "error: setup_fs: waitpid failed!\n");
63 fprintf(stderr,"---\n");
68 int main(int argc, char **argv)
73 if (strlen(argv[1]) < 128)
74 need_reboot |= setup_fs(argv[1]);
80 fprintf(stderr,"REBOOT!\n");
81 android_reboot(ANDROID_RB_RESTART, 0, 0);