summaryrefslogtreecommitdiff
path: root/Build/source/extra/xz/src/liblzma/api/lzma/check.h
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/extra/xz/src/liblzma/api/lzma/check.h')
-rw-r--r--Build/source/extra/xz/src/liblzma/api/lzma/check.h150
1 files changed, 0 insertions, 150 deletions
diff --git a/Build/source/extra/xz/src/liblzma/api/lzma/check.h b/Build/source/extra/xz/src/liblzma/api/lzma/check.h
deleted file mode 100644
index 6a243db0d79..00000000000
--- a/Build/source/extra/xz/src/liblzma/api/lzma/check.h
+++ /dev/null
@@ -1,150 +0,0 @@
-/**
- * \file lzma/check.h
- * \brief Integrity checks
- */
-
-/*
- * Author: Lasse Collin
- *
- * This file has been put into the public domain.
- * You can do whatever you want with this file.
- *
- * See ../lzma.h for information about liblzma as a whole.
- */
-
-#ifndef LZMA_H_INTERNAL
-# error Never include this file directly. Use <lzma.h> instead.
-#endif
-
-
-/**
- * \brief Type of the integrity check (Check ID)
- *
- * The .xz format supports multiple types of checks that are calculated
- * from the uncompressed data. They vary in both speed and ability to
- * detect errors.
- */
-typedef enum {
- LZMA_CHECK_NONE = 0,
- /**<
- * No Check is calculated.
- *
- * Size of the Check field: 0 bytes
- */
-
- LZMA_CHECK_CRC32 = 1,
- /**<
- * CRC32 using the polynomial from the IEEE 802.3 standard
- *
- * Size of the Check field: 4 bytes
- */
-
- LZMA_CHECK_CRC64 = 4,
- /**<
- * CRC64 using the polynomial from the ECMA-182 standard
- *
- * Size of the Check field: 8 bytes
- */
-
- LZMA_CHECK_SHA256 = 10
- /**<
- * SHA-256
- *
- * Size of the Check field: 32 bytes
- */
-} lzma_check;
-
-
-/**
- * \brief Maximum valid Check ID
- *
- * The .xz file format specification specifies 16 Check IDs (0-15). Some
- * of them are only reserved, that is, no actual Check algorithm has been
- * assigned. When decoding, liblzma still accepts unknown Check IDs for
- * future compatibility. If a valid but unsupported Check ID is detected,
- * liblzma can indicate a warning; see the flags LZMA_TELL_NO_CHECK,
- * LZMA_TELL_UNSUPPORTED_CHECK, and LZMA_TELL_ANY_CHECK in container.h.
- */
-#define LZMA_CHECK_ID_MAX 15
-
-
-/**
- * \brief Test if the given Check ID is supported
- *
- * Return true if the given Check ID is supported by this liblzma build.
- * Otherwise false is returned. It is safe to call this with a value that
- * is not in the range [0, 15]; in that case the return value is always false.
- *
- * You can assume that LZMA_CHECK_NONE and LZMA_CHECK_CRC32 are always
- * supported (even if liblzma is built with limited features).
- */
-extern LZMA_API(lzma_bool) lzma_check_is_supported(lzma_check check)
- lzma_nothrow lzma_attr_const;
-
-
-/**
- * \brief Get the size of the Check field with the given Check ID
- *
- * Although not all Check IDs have a check algorithm associated, the size of
- * every Check is already frozen. This function returns the size (in bytes) of
- * the Check field with the specified Check ID. The values are:
- * { 0, 4, 4, 4, 8, 8, 8, 16, 16, 16, 32, 32, 32, 64, 64, 64 }
- *
- * If the argument is not in the range [0, 15], UINT32_MAX is returned.
- */
-extern LZMA_API(uint32_t) lzma_check_size(lzma_check check)
- lzma_nothrow lzma_attr_const;
-
-
-/**
- * \brief Maximum size of a Check field
- */
-#define LZMA_CHECK_SIZE_MAX 64
-
-
-/**
- * \brief Calculate CRC32
- *
- * Calculate CRC32 using the polynomial from the IEEE 802.3 standard.
- *
- * \param buf Pointer to the input buffer
- * \param size Size of the input buffer
- * \param crc Previously returned CRC value. This is used to
- * calculate the CRC of a big buffer in smaller chunks.
- * Set to zero when starting a new calculation.
- *
- * \return Updated CRC value, which can be passed to this function
- * again to continue CRC calculation.
- */
-extern LZMA_API(uint32_t) lzma_crc32(
- const uint8_t *buf, size_t size, uint32_t crc)
- lzma_nothrow lzma_attr_pure;
-
-
-/**
- * \brief Calculate CRC64
- *
- * Calculate CRC64 using the polynomial from the ECMA-182 standard.
- *
- * This function is used similarly to lzma_crc32(). See its documentation.
- */
-extern LZMA_API(uint64_t) lzma_crc64(
- const uint8_t *buf, size_t size, uint64_t crc)
- lzma_nothrow lzma_attr_pure;
-
-
-/*
- * SHA-256 functions are currently not exported to public API.
- * Contact Lasse Collin if you think it should be.
- */
-
-
-/**
- * \brief Get the type of the integrity check
- *
- * This function can be called only immediately after lzma_code() has
- * returned LZMA_NO_CHECK, LZMA_UNSUPPORTED_CHECK, or LZMA_GET_CHECK.
- * Calling this function in any other situation has undefined behavior.
- */
-extern LZMA_API(lzma_check) lzma_get_check(const lzma_stream *strm)
- lzma_nothrow;