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-rw-r--r--crypt/sha512.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/crypt/sha512.c b/crypt/sha512.c
deleted file mode 100644
index ceabad1bf7..0000000000
--- a/crypt/sha512.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/* Functions to compute SHA512 message digest of files or memory blocks.
- according to the definition of SHA512 in FIPS 180-2.
- Copyright (C) 2007-2023 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <https://www.gnu.org/licenses/>. */
-
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <endian.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-#include <sys/types.h>
-
-#include "sha512.h"
-
-#if __BYTE_ORDER == __LITTLE_ENDIAN
-# ifdef _LIBC
-# include <byteswap.h>
-# define SWAP(n) bswap_64 (n)
-# else
-# define SWAP(n) \
- (((n) << 56) \
- | (((n) & 0xff00) << 40) \
- | (((n) & 0xff0000) << 24) \
- | (((n) & 0xff000000) << 8) \
- | (((n) >> 8) & 0xff000000) \
- | (((n) >> 24) & 0xff0000) \
- | (((n) >> 40) & 0xff00) \
- | ((n) >> 56))
-# endif
-#else
-# define SWAP(n) (n)
-#endif
-
-
-/* This array contains the bytes used to pad the buffer to the next
- 64-byte boundary. (FIPS 180-2:5.1.2) */
-static const unsigned char fillbuf[128] = { 0x80, 0 /* , 0, 0, ... */ };
-
-
-/* Constants for SHA512 from FIPS 180-2:4.2.3. */
-static const uint64_t K[80] =
- {
- UINT64_C (0x428a2f98d728ae22), UINT64_C (0x7137449123ef65cd),
- UINT64_C (0xb5c0fbcfec4d3b2f), UINT64_C (0xe9b5dba58189dbbc),
- UINT64_C (0x3956c25bf348b538), UINT64_C (0x59f111f1b605d019),
- UINT64_C (0x923f82a4af194f9b), UINT64_C (0xab1c5ed5da6d8118),
- UINT64_C (0xd807aa98a3030242), UINT64_C (0x12835b0145706fbe),
- UINT64_C (0x243185be4ee4b28c), UINT64_C (0x550c7dc3d5ffb4e2),
- UINT64_C (0x72be5d74f27b896f), UINT64_C (0x80deb1fe3b1696b1),
- UINT64_C (0x9bdc06a725c71235), UINT64_C (0xc19bf174cf692694),
- UINT64_C (0xe49b69c19ef14ad2), UINT64_C (0xefbe4786384f25e3),
- UINT64_C (0x0fc19dc68b8cd5b5), UINT64_C (0x240ca1cc77ac9c65),
- UINT64_C (0x2de92c6f592b0275), UINT64_C (0x4a7484aa6ea6e483),
- UINT64_C (0x5cb0a9dcbd41fbd4), UINT64_C (0x76f988da831153b5),
- UINT64_C (0x983e5152ee66dfab), UINT64_C (0xa831c66d2db43210),
- UINT64_C (0xb00327c898fb213f), UINT64_C (0xbf597fc7beef0ee4),
- UINT64_C (0xc6e00bf33da88fc2), UINT64_C (0xd5a79147930aa725),
- UINT64_C (0x06ca6351e003826f), UINT64_C (0x142929670a0e6e70),
- UINT64_C (0x27b70a8546d22ffc), UINT64_C (0x2e1b21385c26c926),
- UINT64_C (0x4d2c6dfc5ac42aed), UINT64_C (0x53380d139d95b3df),
- UINT64_C (0x650a73548baf63de), UINT64_C (0x766a0abb3c77b2a8),
- UINT64_C (0x81c2c92e47edaee6), UINT64_C (0x92722c851482353b),
- UINT64_C (0xa2bfe8a14cf10364), UINT64_C (0xa81a664bbc423001),
- UINT64_C (0xc24b8b70d0f89791), UINT64_C (0xc76c51a30654be30),
- UINT64_C (0xd192e819d6ef5218), UINT64_C (0xd69906245565a910),
- UINT64_C (0xf40e35855771202a), UINT64_C (0x106aa07032bbd1b8),
- UINT64_C (0x19a4c116b8d2d0c8), UINT64_C (0x1e376c085141ab53),
- UINT64_C (0x2748774cdf8eeb99), UINT64_C (0x34b0bcb5e19b48a8),
- UINT64_C (0x391c0cb3c5c95a63), UINT64_C (0x4ed8aa4ae3418acb),
- UINT64_C (0x5b9cca4f7763e373), UINT64_C (0x682e6ff3d6b2b8a3),
- UINT64_C (0x748f82ee5defb2fc), UINT64_C (0x78a5636f43172f60),
- UINT64_C (0x84c87814a1f0ab72), UINT64_C (0x8cc702081a6439ec),
- UINT64_C (0x90befffa23631e28), UINT64_C (0xa4506cebde82bde9),
- UINT64_C (0xbef9a3f7b2c67915), UINT64_C (0xc67178f2e372532b),
- UINT64_C (0xca273eceea26619c), UINT64_C (0xd186b8c721c0c207),
- UINT64_C (0xeada7dd6cde0eb1e), UINT64_C (0xf57d4f7fee6ed178),
- UINT64_C (0x06f067aa72176fba), UINT64_C (0x0a637dc5a2c898a6),
- UINT64_C (0x113f9804bef90dae), UINT64_C (0x1b710b35131c471b),
- UINT64_C (0x28db77f523047d84), UINT64_C (0x32caab7b40c72493),
- UINT64_C (0x3c9ebe0a15c9bebc), UINT64_C (0x431d67c49c100d4c),
- UINT64_C (0x4cc5d4becb3e42b6), UINT64_C (0x597f299cfc657e2a),
- UINT64_C (0x5fcb6fab3ad6faec), UINT64_C (0x6c44198c4a475817)
- };
-
-void __sha512_process_block (const void *buffer, size_t len,
- struct sha512_ctx *ctx);
-
-/* Initialize structure containing state of computation.
- (FIPS 180-2:5.3.3) */
-void
-__sha512_init_ctx (struct sha512_ctx *ctx)
-{
- ctx->H[0] = UINT64_C (0x6a09e667f3bcc908);
- ctx->H[1] = UINT64_C (0xbb67ae8584caa73b);
- ctx->H[2] = UINT64_C (0x3c6ef372fe94f82b);
- ctx->H[3] = UINT64_C (0xa54ff53a5f1d36f1);
- ctx->H[4] = UINT64_C (0x510e527fade682d1);
- ctx->H[5] = UINT64_C (0x9b05688c2b3e6c1f);
- ctx->H[6] = UINT64_C (0x1f83d9abfb41bd6b);
- ctx->H[7] = UINT64_C (0x5be0cd19137e2179);
-
- ctx->total[0] = ctx->total[1] = 0;
- ctx->buflen = 0;
-}
-
-
-/* Process the remaining bytes in the internal buffer and the usual
- prolog according to the standard and write the result to RESBUF.
-
- IMPORTANT: On some systems it is required that RESBUF is correctly
- aligned for a 32 bits value. */
-void *
-__sha512_finish_ctx (struct sha512_ctx *ctx, void *resbuf)
-{
- /* Take yet unprocessed bytes into account. */
- uint64_t bytes = ctx->buflen;
- size_t pad;
-
- /* Now count remaining bytes. */
-#ifdef USE_TOTAL128
- ctx->total128 += bytes;
-#else
- ctx->total[TOTAL128_low] += bytes;
- if (ctx->total[TOTAL128_low] < bytes)
- ++ctx->total[TOTAL128_high];
-#endif
-
- pad = bytes >= 112 ? 128 + 112 - bytes : 112 - bytes;
- memcpy (&ctx->buffer[bytes], fillbuf, pad);
-
- /* Put the 128-bit file length in *bits* at the end of the buffer. */
- ctx->buffer64[(bytes + pad + 8) / 8] = SWAP (ctx->total[TOTAL128_low] << 3);
- ctx->buffer64[(bytes + pad) / 8] = SWAP ((ctx->total[TOTAL128_high] << 3)
- | (ctx->total[TOTAL128_low] >> 61));
-
- /* Process last bytes. */
- __sha512_process_block (ctx->buffer, bytes + pad + 16, ctx);
-
- /* Put result from CTX in first 64 bytes following RESBUF. */
- for (unsigned int i = 0; i < 8; ++i)
- ((uint64_t *) resbuf)[i] = SWAP (ctx->H[i]);
-
- return resbuf;
-}
-
-
-void
-__sha512_process_bytes (const void *buffer, size_t len, struct sha512_ctx *ctx)
-{
- /* When we already have some bits in our internal buffer concatenate
- both inputs first. */
- if (ctx->buflen != 0)
- {
- size_t left_over = ctx->buflen;
- size_t add = 256 - left_over > len ? len : 256 - left_over;
-
- memcpy (&ctx->buffer[left_over], buffer, add);
- ctx->buflen += add;
-
- if (ctx->buflen > 128)
- {
- __sha512_process_block (ctx->buffer, ctx->buflen & ~127, ctx);
-
- ctx->buflen &= 127;
- /* The regions in the following copy operation cannot overlap. */
- memcpy (ctx->buffer, &ctx->buffer[(left_over + add) & ~127],
- ctx->buflen);
- }
-
- buffer = (const char *) buffer + add;
- len -= add;
- }
-
- /* Process available complete blocks. */
- if (len >= 128)
- {
- while (len > 128)
- {
- __sha512_process_block (memcpy (ctx->buffer, buffer, 128), 128,
- ctx);
- buffer = (const char *) buffer + 128;
- len -= 128;
- }
- }
-
- /* Move remaining bytes into internal buffer. */
- if (len > 0)
- {
- size_t left_over = ctx->buflen;
-
- memcpy (&ctx->buffer[left_over], buffer, len);
- left_over += len;
- if (left_over >= 128)
- {
- __sha512_process_block (ctx->buffer, 128, ctx);
- left_over -= 128;
- memcpy (ctx->buffer, &ctx->buffer[128], left_over);
- }
- ctx->buflen = left_over;
- }
-}
-
-#include <sha512-block.c>
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 03:21:21 +0000