static int _restore_luks_header( const struct_opts * opts,const char * temp_path )
{
int st ;
struct crypt_device * cd ;
if( crypt_init( &cd,opts->device ) != 0 ){
st = 7 ;
}else{
if( crypt_load( cd,NULL,NULL ) != 0 ){
st = 2 ;
}else{
if( crypt_header_restore( cd,NULL,temp_path ) == 0 ){
st = 1 ;
}else{
st = 7 ;
}
}
crypt_free( cd ) ;
}
return st ;
}
static int restore_luks_header(struct reenc_ctx *rc)
{
struct crypt_device *cd = NULL;
int r;
log_dbg("Restoring header for %s from %s.", rc->device, rc->header_file_new);
r = crypt_init(&cd, rc->device);
if (r == 0) {
crypt_set_confirm_callback(cd, NULL, NULL);
r = crypt_header_restore(cd, CRYPT_LUKS1, rc->header_file_new);
}
crypt_free(cd);
if (r)
log_err(_("Cannot restore LUKS header on device %s.\n"), rc->device);
else
log_verbose(_("LUKS header on device %s restored.\n"), rc->device);
return r;
}