backed_block.h revision 28fa5bc347390480fe190294c6c385b6a9f0d68b
128fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross/* 228fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * Copyright (C) 2010 The Android Open Source Project 328fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * 428fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * Licensed under the Apache License, Version 2.0 (the "License"); 528fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * you may not use this file except in compliance with the License. 628fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * You may obtain a copy of the License at 728fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * 828fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * http://www.apache.org/licenses/LICENSE-2.0 928fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * 1028fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * Unless required by applicable law or agreed to in writing, software 1128fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * distributed under the License is distributed on an "AS IS" BASIS, 1228fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1328fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * See the License for the specific language governing permissions and 1428fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross * limitations under the License. 1528fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross */ 1628fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross 1728fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross#ifndef _BACKED_BLOCK_H_ 1828fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross#define _BACKED_BLOCK_H_ 1928fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross 2028fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross#include <sparse/sparse.h> 2128fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross 2228fa5bc347390480fe190294c6c385b6a9f0d68bColin Crosstypedef void (*data_block_callback_t)(void *priv, int64_t off, void *data, int len); 2328fa5bc347390480fe190294c6c385b6a9f0d68bColin Crosstypedef void (*data_block_fill_callback_t)(void *priv, int64_t off, unsigned int fill_val, int len); 2428fa5bc347390480fe190294c6c385b6a9f0d68bColin Crosstypedef void (*data_block_file_callback_t)(void *priv, int64_t off, 2528fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross const char *file, int64_t offset, 2628fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross int len); 2728fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross 2828fa5bc347390480fe190294c6c385b6a9f0d68bColin Crossvoid for_each_data_block(data_block_callback_t data_func, 2928fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross data_block_file_callback_t file_func, 3028fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross data_block_fill_callback_t fill_func, void *priv, unsigned int); 3128fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross 3228fa5bc347390480fe190294c6c385b6a9f0d68bColin Crossvoid queue_data_block(void *data, unsigned int len, unsigned int block); 3328fa5bc347390480fe190294c6c385b6a9f0d68bColin Crossvoid queue_fill_block(unsigned int fill_val, unsigned int len, unsigned int block); 3428fa5bc347390480fe190294c6c385b6a9f0d68bColin Crossvoid queue_data_file(const char *filename, int64_t offset, unsigned int len, 3528fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross unsigned int block); 3628fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross 3728fa5bc347390480fe190294c6c385b6a9f0d68bColin Crossvoid free_data_blocks(); 3828fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross 3928fa5bc347390480fe190294c6c385b6a9f0d68bColin Cross#endif 40