88 lines
2.0 KiB
C++
88 lines
2.0 KiB
C++
/*
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* Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _PACKAGE__HPKG__PRIVATE__HAIKU_PACKAGE_H_
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#define _PACKAGE__HPKG__PRIVATE__HAIKU_PACKAGE_H_
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#include <SupportDefs.h>
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#include <package/hpkg/HPKGDefs.h>
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namespace BPackageKit {
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namespace BHPKG {
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namespace BPrivate {
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// header
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struct hpkg_header {
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uint32 magic; // "hpkg"
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uint16 header_size;
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uint16 version;
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uint64 total_size;
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// package attributes section
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uint32 attributes_compression;
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uint32 attributes_length_compressed;
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uint32 attributes_length_uncompressed;
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uint32 attributes_strings_length;
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uint32 attributes_strings_count;
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// TOC section
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uint32 toc_compression;
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uint64 toc_length_compressed;
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uint64 toc_length_uncompressed;
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uint64 toc_strings_length;
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uint64 toc_strings_count;
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};
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// header
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struct hpkg_repo_header {
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uint32 magic; // "hpkr"
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uint16 header_size;
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uint16 version;
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uint64 total_size;
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// repository info section
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uint32 info_compression;
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uint32 info_length_compressed;
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uint32 info_length_uncompressed;
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// package attributes section
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uint32 packages_compression;
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uint64 packages_length_compressed;
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uint64 packages_length_uncompressed;
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uint64 packages_strings_length;
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uint64 packages_strings_count;
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};
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// attribute tag arithmetics
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// (using 6 bits for id, 3 for type, 1 for hasChildren and 2 for encoding)
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#define HPKG_ATTRIBUTE_TAG_COMPOSE(id, type, encoding, hasChildren) \
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(((uint16(encoding) << 10) | (uint16((hasChildren) ? 1 : 0) << 9) \
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| (uint16(type) << 6) | (uint16(id))) + 1)
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#define HPKG_ATTRIBUTE_TAG_ENCODING(tag) \
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((uint16((tag) - 1) >> 10) & 0x3)
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#define HPKG_ATTRIBUTE_TAG_HAS_CHILDREN(tag) \
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(((uint16((tag) - 1) >> 9) & 0x1) != 0)
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#define HPKG_ATTRIBUTE_TAG_TYPE(tag) \
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((uint16((tag) - 1) >> 6) & 0x7)
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#define HPKG_ATTRIBUTE_TAG_ID(tag) \
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(uint16((tag) - 1) & 0x3f)
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} // namespace BPrivate
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} // namespace BHPKG
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} // namespace BPackageKit
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#endif // _PACKAGE__HPKG__PRIVATE__HAIKU_PACKAGE_H_
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