/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#ifndef H_IMAGE_
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#define H_IMAGE_
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#include <inttypes.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define IMAGE_MAGIC 0x96f3b83d
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#define IMAGE_TLV_INFO_MAGIC 0x6907
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#define IMAGE_TLV_PROT_INFO_MAGIC 0x6908
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#define IMAGE_HEADER_SIZE 32
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/** Image header flags. */
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#define IMAGE_F_NON_BOOTABLE 0x00000010 /* Split image app. */
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#define IMAGE_F_ROM_FIXED_ADDR 0x00000100
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/** Image trailer TLV types. */
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#define IMAGE_TLV_SHA256 0x10 /* SHA256 of image hdr and body */
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/** Image TLV-specific definitions. */
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#define IMAGE_HASH_LEN 32
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struct image_version {
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uint8_t iv_major;
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uint8_t iv_minor;
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uint16_t iv_revision;
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uint32_t iv_build_num;
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};
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/** Image header. All fields are in little endian byte order. */
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struct image_header {
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uint32_t ih_magic;
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uint32_t ih_load_addr;
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uint16_t ih_hdr_size; /* Size of image header (bytes). */
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uint16_t _pad2;
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uint32_t ih_img_size; /* Does not include header. */
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uint32_t ih_flags; /* IMAGE_F_[...]. */
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struct image_version ih_ver;
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uint32_t _pad3;
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};
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/** Image TLV header. All fields in little endian. */
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struct image_tlv_info {
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uint16_t it_magic;
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uint16_t it_tlv_tot; /* size of TLV area (including tlv_info header) */
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};
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/** Image trailer TLV format. All fields in little endian. */
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struct image_tlv {
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uint8_t it_type; /* IMAGE_TLV_[...]. */
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uint8_t _pad;
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uint16_t it_len; /* Data length (not including TLV header). */
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};
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//_Static_assert(sizeof(struct image_header) == IMAGE_HEADER_SIZE,
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// "struct image_header not required size");
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#ifdef __cplusplus
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}
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#endif
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#endif
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