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Diffstat (limited to 'libarchive/archive_xxhash.h')
-rw-r--r-- | libarchive/archive_xxhash.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/libarchive/archive_xxhash.h b/libarchive/archive_xxhash.h new file mode 100644 index 00000000..fef19a70 --- /dev/null +++ b/libarchive/archive_xxhash.h @@ -0,0 +1,45 @@ +/*- + * Copyright (c) 2014 Michihiro NAKAJIMA + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef __LIBARCHIVE_BUILD +#error This header is only to be used internally to libarchive. +#endif + +#ifndef ARCHIVE_XXHASH_H +#define ARCHIVE_XXHASH_H + +typedef enum { XXH_OK=0, XXH_ERROR } XXH_errorcode; + +struct archive_xxhash { + unsigned int (*XXH32)(const void* input, int len, unsigned int seed); + void* (*XXH32_init)(unsigned int seed); + XXH_errorcode (*XXH32_update)(void* state, const void* input, int len); + unsigned int (*XXH32_digest)(void* state); +}; + +extern const struct archive_xxhash __archive_xxhash; + +#endif |