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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/utils/imageProcs/p9_dd_container.h $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2017 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#ifndef _P9_DD_CONTAINER_H_
#define _P9_DD_CONTAINER_H_
#ifdef WIN32
#include "win32_stdint.h"
#else
#include <stdint.h>
#endif
#define DD_CONTAINER_MAGIC 0x4444434F // "DDCO"
#define DDCO_SUCCESS 0
#define DDCO_FAILURE_MAGIC_NOT_FOUND 1
#define DDCO_FAILURE_NOMEM 2
#define DDCO_DDLEVEL_NOT_FOUND 3
#define DDCO_DDCO_DOES_NOT_EXIST 4
#define DDCO_DUPLICATE_DDLEVEL 5
// header for each dd level block inside container
struct p9_dd_block
{
uint32_t iv_offset;
uint32_t iv_size;
uint8_t iv_dd;
uint8_t iv_reserved[3];
};
// container header
struct p9_dd_cont
{
uint32_t iv_magic;
uint8_t iv_num;
uint8_t iv_reserved[3];
struct p9_dd_block iv_blocks[0];
};
typedef struct p9_dd_cont DdContHeader_t;
// iterator that can be used to iterate through all dd level blocks
struct p9_dd_iter
{
struct p9_dd_cont* iv_cont;
uint8_t iv_idx;
};
#ifdef __cplusplus
extern "C" {
#endif
// validates container
int p9_dd_validate(struct p9_dd_cont* i_cont);
void p9_dd_betoh(struct p9_dd_block* i_block_be,
struct p9_dd_block* io_block_he);
// iterates through all dd level blocks
struct p9_dd_block* p9_dd_next(struct p9_dd_iter* io_iter);
// returns address of dd level content (without meta data)
int p9_dd_get(
uint8_t* i_cont, uint8_t i_dd, uint8_t** o_buf, uint32_t* o_size);
// enlarges (reallocates) container and copies dd level block into container
int p9_dd_add(
uint8_t** io_cont, uint32_t* o_cont_size, uint8_t i_dd,
uint8_t* i_buf, uint32_t i_buf_size);
#ifdef __cplusplus
}
#endif
#endif
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