struct fstab *fstab_auto_load(void)
{
char path[64];
path[0] = 0;
if(access("/mrom.fstab", F_OK) >= 0)
strcpy(path, "/mrom.fstab");
else
{
DIR *d = opendir("/");
if(!d)
{
ERROR("Failed to open /\n");
return NULL;
}
struct dirent *dt;
while((dt = readdir(d)))
{
if(dt->d_type != DT_REG)
continue;
// For some reason, CM includes goldfish's fstab, ignore it
// (goldfish is the virtual device for emulator)
if(strcmp(dt->d_name, "fstab.goldfish") == 0)
continue;
if(strncmp(dt->d_name, "fstab.", sizeof("fstab.")-1) == 0)
{
strcpy(path, "/");
strcat(path, dt->d_name);
// try to find specifically fstab.device
if(strcmp(dt->d_name, "fstab."TARGET_DEVICE) == 0)
break;
}
}
closedir(d);
}
if(path[0] == 0)
{
ERROR("Failed to find fstab!\n");
return NULL;
}
ERROR("Loading fstab \"%s\"...\n", path);
return fstab_load(path);
}
// functions used by workaround
char *nokexec_find_boot_mmcblk_path(struct multirom_status *s)
{
struct fstab_part *boot = NULL;
INFO(NO_KEXEC_LOG_TEXT ": locating boot partition...\n");
if (!s)
{
INFO(NO_KEXEC_LOG_TEXT ": 'multirom_status' not set up yet, fstab_auto_load ourselves\n");
struct fstab *fstab;
fstab = fstab_auto_load();
if (fstab)
{
boot = fstab_find_first_by_path(fstab, "/boot");
fstab_destroy(fstab);
}
}
else
if (s->fstab)
boot = fstab_find_first_by_path(s->fstab, "/boot");
if (boot)
INFO(NO_KEXEC_LOG_TEXT ": found boot at '%s'\n", boot->device);
else
{
INFO(NO_KEXEC_LOG_TEXT ": not found in fstab, try looking at mrom.fstab...\n");
struct fstab *mrom_fstab;
char path_mrom_fstab[256];
sprintf(path_mrom_fstab, "%s/%s", mrom_dir(), "mrom.fstab");
mrom_fstab = fstab_load(path_mrom_fstab, 1);
if (!mrom_fstab)
{
ERROR(NO_KEXEC_LOG_TEXT ": couldn't load mrom.fstab '%s'\n", path_mrom_fstab);
return NULL;
}
boot = fstab_find_first_by_path(mrom_fstab, "/boot");
if (boot)
INFO(NO_KEXEC_LOG_TEXT ": found boot (using mrom.fstab) at '%s'\n", boot->device);
else
return NULL;
}
return strdup(boot->device);
}
int main(int argc, char *argv[])
{
mrom_set_log_tag("fw_mounter");
struct fstab *f = fstab_load(FW_MOUNTER_FSTAB, 0);
if(!f)
{
ERROR("Failed to load %s\n", FW_MOUNTER_FSTAB);
return -1;
}
struct fstab_part *fw_part = fstab_find_first_by_path(f, "/firmware");
if(!fw_part)
{
ERROR("Unable to find partition /firmware in %s!\n", FW_MOUNTER_FSTAB);
return -1;
}
ERROR("Mounting %s to %s\n", fw_part->device, fw_part->path);
return mount_image(fw_part->device, fw_part->path, fw_part->type, fw_part->mountflags, fw_part->options);
}
