/* * Definitions for handling the .xz file format * * Author: Lasse Collin * * This file has been put into the public domain. * You can do whatever you want with this file. */ #ifndef XZ_STREAM_H #define XZ_STREAM_H #if defined(__KERNEL__) && !XZ_INTERNAL_CRC32 # include # undef crc32 # define xz_crc32(buf, size, crc) \ (~crc32_le(~(uint32_t)(crc), buf, size)) #endif /* * See the .xz file format specification at * http://tukaani.org/xz/xz-file-format.txt * to understand the container format. */ #define STREAM_HEADER_SIZE 12 #define HEADER_MAGIC "\3757zXZ" #define HEADER_MAGIC_SIZE 6 #define FOOTER_MAGIC "YZ" #define FOOTER_MAGIC_SIZE 2 /* * Variable-length integer can hold a 63-bit unsigned integer or a special * value indicating that the value is unknown. * * Experimental: vli_type can be defined to uint32_t to save a few bytes * in code size (no effect on speed). Doing so limits the uncompressed and * compressed size of the file to less than 256 MiB and may also weaken * error detection slightly. */ typedef uint64_t vli_type; #define VLI_MAX ((vli_type)-1 / 2) #define VLI_UNKNOWN ((vli_type)-1) /* Maximum encoded size of a VLI */ #define VLI_BYTES_MAX (sizeof(vli_type) * 8 / 7) /* Integrity Check types */ enum xz_check { XZ_CHECK_NONE = 0, XZ_CHECK_CRC32 = 1, XZ_CHECK_CRC64 = 4, XZ_CHECK_SHA256 = 10 }; /* Maximum possible Check ID */ #define XZ_CHECK_MAX 15 #endif le class='tabs'> summary refs log tree commit diff

path: root/net/nfc/hci/hci.h

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