static int fp_fstab_init(struct module_data *data)
{
unsigned i;
// recovery is fully ptraced so we don't need any patching
if (data->bootmode == BOOTMODE_RECOVERY)
return 0;
DEBUG("patch fstabs...\n");
for (i = 0; i < data->target_fstabs_count; i++) {
if (patch_fstab(data, i))
return -1;
}
return 0;
}
int main(int argc, char **argv)
{
struct fstab *fstab;
int ret=0, syspart, i, status;
char filenamePatched[PATH_MAX], filenameSystem[PATH_MAX];
// check arguments
if(argc!=2) {
ERROR("Invalid Arguments");
return -EINVAL;
}
// get syspart from cmdline
syspart = getDualbootSyspart();
if(syspart<0) {
ERROR("Cannot read system number");
return -EINVAL;
}
// patch fstab
sprintf(filenamePatched, "%s.patched", argv[1]);
sprintf(filenameSystem, "%s.system", argv[1]);
patch_fstab(argv[1], filenamePatched, filenameSystem, syspart);
// mount system
fstab = fs_mgr_read_fstab(filenameSystem);
ret = fs_mgr_mount_all(fstab);
fs_mgr_free_fstab(fstab);
if (ret == -1) {
ERROR("fs_mgr_mount_all returned an error\n");
}
// mount data
fstab = fs_mgr_read_fstab(argv[1]);
for (i = 0; i < fstab->num_entries; ++i) {
struct fstab_rec* v = &fstab->recs[i];
if(strcmp(PARTITION_USERDATA, v->blk_device))
continue;
if (v->fs_mgr_flags & MF_WAIT) {
wait_for_file(v->blk_device, WAIT_TIMEOUT);
}
if (v->fs_mgr_flags & MF_CHECK) {
check_fs(v->blk_device, v->fs_type, v->mount_point);
}
if(mountScriptExists()) {
char *e2fsck_argv[] = {
"/system/bin/mount_ext4.sh",
v->blk_device,
v->mount_point
};
ret = android_fork_execvp_ext(ARRAY_SIZE(e2fsck_argv), e2fsck_argv, &status, true, LOG_KLOG, true, NULL);
}
else {
ret = mount(v->blk_device, v->mount_point, v->fs_type, v->flags, v->fs_options);
}
}
fs_mgr_free_fstab(fstab);
if (ret == -1) {
ERROR("error mounting userdata\n");
}
return ret;
}