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Diffstat (limited to 'src/lib/sha1.h')
-rw-r--r-- | src/lib/sha1.h | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/src/lib/sha1.h b/src/lib/sha1.h deleted file mode 100644 index 05301c80..00000000 --- a/src/lib/sha1.h +++ /dev/null @@ -1,93 +0,0 @@ -/* Declaration of functions and data types used for SHA1 sum computing - library functions. - Copyright (C) 2008 Red Hat, Inc. - This file is part of elfutils. - Written by Ulrich Drepper <drepper@redhat.com>, 2008. - - This file is free software; you can redistribute it and/or modify - it under the terms of either - - * the GNU Lesser General Public License as published by the Free - Software Foundation; either version 3 of the License, or (at - your option) any later version - - or - - * the GNU General Public License as published by the Free - Software Foundation; either version 2 of the License, or (at - your option) any later version - - or both in parallel, as here. - - elfutils is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received copies of the GNU General Public License and - the GNU Lesser General Public License along with this program. If - not, see <http://www.gnu.org/licenses/>. */ - -#ifndef _SHA1_H -#define _SHA1_H 1 - -#include <limits.h> -#include <stdint.h> -#include <stdio.h> - -#define SHA1_DIGEST_SIZE 20 -#define SHA1_BLOCK_SIZE 64 - -typedef uint32_t sha1_uint32; -typedef uintptr_t sha1_uintptr; - -/* Structure to save state of computation between the single steps. */ -struct sha1_ctx -{ - sha1_uint32 A; - sha1_uint32 B; - sha1_uint32 C; - sha1_uint32 D; - sha1_uint32 E; - - sha1_uint32 total[2]; - sha1_uint32 buflen; - char buffer[128] __attribute__ ((__aligned__ (__alignof__ (sha1_uint32)))); -}; - -/* Initialize structure containing state of computation. */ -extern void sha1_init_ctx (struct sha1_ctx *ctx); - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is necessary that LEN is a multiple of 64!!! */ -extern void sha1_process_block (const void *buffer, size_t len, - struct sha1_ctx *ctx); - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is NOT required that LEN is a multiple of 64. */ -extern void sha1_process_bytes (const void *buffer, size_t len, - struct sha1_ctx *ctx); - -/* Process the remaining bytes in the buffer and put result from CTX - in first 20 bytes following RESBUF. The result is always in little - endian byte order, so that a byte-wise output yields to the wanted - ASCII representation of the message digest. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -extern void *sha1_finish_ctx (struct sha1_ctx *ctx, void *resbuf); - - -/* Put result from CTX in first 20 bytes following RESBUF. The result is - always in little endian byte order, so that a byte-wise output yields - to the wanted ASCII representation of the message digest. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -extern void *sha1_read_ctx (const struct sha1_ctx *ctx, void *resbuf); - -#endif /* sha1.h */ |