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692 lines
23 KiB
692 lines
23 KiB
9 years ago
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/* $Id: sha2.c 227 2010-06-16 17:28:38Z tp $ */
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/*
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* SHA-224 / SHA-256 implementation.
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*
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* ==========================(LICENSE BEGIN)============================
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*
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* Copyright (c) 2007-2010 Projet RNRT SAPHIR
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* ===========================(LICENSE END)=============================
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*
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* @author Thomas Pornin <thomas.pornin@cryptolog.com>
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*/
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#include <stddef.h>
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#include <string.h>
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#include "sph_sha2.h"
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#if SPH_SMALL_FOOTPRINT && !defined SPH_SMALL_FOOTPRINT_SHA2
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#define SPH_SMALL_FOOTPRINT_SHA2 1
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#endif
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#define CH(X, Y, Z) ((((Y) ^ (Z)) & (X)) ^ (Z))
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#define MAJ(X, Y, Z) (((Y) & (Z)) | (((Y) | (Z)) & (X)))
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#define ROTR SPH_ROTR32
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#define BSG2_0(x) (ROTR(x, 2) ^ ROTR(x, 13) ^ ROTR(x, 22))
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#define BSG2_1(x) (ROTR(x, 6) ^ ROTR(x, 11) ^ ROTR(x, 25))
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#define SSG2_0(x) (ROTR(x, 7) ^ ROTR(x, 18) ^ SPH_T32((x) >> 3))
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#define SSG2_1(x) (ROTR(x, 17) ^ ROTR(x, 19) ^ SPH_T32((x) >> 10))
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static const sph_u32 H224[8] = {
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SPH_C32(0xC1059ED8), SPH_C32(0x367CD507), SPH_C32(0x3070DD17),
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SPH_C32(0xF70E5939), SPH_C32(0xFFC00B31), SPH_C32(0x68581511),
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SPH_C32(0x64F98FA7), SPH_C32(0xBEFA4FA4)
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};
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static const sph_u32 H256[8] = {
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SPH_C32(0x6A09E667), SPH_C32(0xBB67AE85), SPH_C32(0x3C6EF372),
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SPH_C32(0xA54FF53A), SPH_C32(0x510E527F), SPH_C32(0x9B05688C),
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SPH_C32(0x1F83D9AB), SPH_C32(0x5BE0CD19)
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};
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/*
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* The SHA2_ROUND_BODY defines the body for a SHA-224 / SHA-256
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* compression function implementation. The "in" parameter should
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* evaluate, when applied to a numerical input parameter from 0 to 15,
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* to an expression which yields the corresponding input block. The "r"
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* parameter should evaluate to an array or pointer expression
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* designating the array of 8 words which contains the input and output
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* of the compression function.
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*/
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#if SPH_SMALL_FOOTPRINT_SHA2
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static const sph_u32 K[64] = {
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SPH_C32(0x428A2F98), SPH_C32(0x71374491),
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SPH_C32(0xB5C0FBCF), SPH_C32(0xE9B5DBA5),
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SPH_C32(0x3956C25B), SPH_C32(0x59F111F1),
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SPH_C32(0x923F82A4), SPH_C32(0xAB1C5ED5),
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SPH_C32(0xD807AA98), SPH_C32(0x12835B01),
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SPH_C32(0x243185BE), SPH_C32(0x550C7DC3),
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SPH_C32(0x72BE5D74), SPH_C32(0x80DEB1FE),
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SPH_C32(0x9BDC06A7), SPH_C32(0xC19BF174),
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SPH_C32(0xE49B69C1), SPH_C32(0xEFBE4786),
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SPH_C32(0x0FC19DC6), SPH_C32(0x240CA1CC),
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SPH_C32(0x2DE92C6F), SPH_C32(0x4A7484AA),
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SPH_C32(0x5CB0A9DC), SPH_C32(0x76F988DA),
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SPH_C32(0x983E5152), SPH_C32(0xA831C66D),
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SPH_C32(0xB00327C8), SPH_C32(0xBF597FC7),
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SPH_C32(0xC6E00BF3), SPH_C32(0xD5A79147),
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SPH_C32(0x06CA6351), SPH_C32(0x14292967),
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SPH_C32(0x27B70A85), SPH_C32(0x2E1B2138),
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SPH_C32(0x4D2C6DFC), SPH_C32(0x53380D13),
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SPH_C32(0x650A7354), SPH_C32(0x766A0ABB),
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SPH_C32(0x81C2C92E), SPH_C32(0x92722C85),
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SPH_C32(0xA2BFE8A1), SPH_C32(0xA81A664B),
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SPH_C32(0xC24B8B70), SPH_C32(0xC76C51A3),
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SPH_C32(0xD192E819), SPH_C32(0xD6990624),
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SPH_C32(0xF40E3585), SPH_C32(0x106AA070),
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SPH_C32(0x19A4C116), SPH_C32(0x1E376C08),
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SPH_C32(0x2748774C), SPH_C32(0x34B0BCB5),
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SPH_C32(0x391C0CB3), SPH_C32(0x4ED8AA4A),
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SPH_C32(0x5B9CCA4F), SPH_C32(0x682E6FF3),
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SPH_C32(0x748F82EE), SPH_C32(0x78A5636F),
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SPH_C32(0x84C87814), SPH_C32(0x8CC70208),
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SPH_C32(0x90BEFFFA), SPH_C32(0xA4506CEB),
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SPH_C32(0xBEF9A3F7), SPH_C32(0xC67178F2)
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};
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#define SHA2_MEXP1(in, pc) do { \
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W[pc] = in(pc); \
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} while (0)
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#define SHA2_MEXP2(in, pc) do { \
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W[(pc) & 0x0F] = SPH_T32(SSG2_1(W[((pc) - 2) & 0x0F]) \
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+ W[((pc) - 7) & 0x0F] \
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+ SSG2_0(W[((pc) - 15) & 0x0F]) + W[(pc) & 0x0F]); \
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} while (0)
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#define SHA2_STEPn(n, a, b, c, d, e, f, g, h, in, pc) do { \
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sph_u32 t1, t2; \
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SHA2_MEXP ## n(in, pc); \
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t1 = SPH_T32(h + BSG2_1(e) + CH(e, f, g) \
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+ K[pcount + (pc)] + W[(pc) & 0x0F]); \
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t2 = SPH_T32(BSG2_0(a) + MAJ(a, b, c)); \
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d = SPH_T32(d + t1); \
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h = SPH_T32(t1 + t2); \
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} while (0)
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#define SHA2_STEP1(a, b, c, d, e, f, g, h, in, pc) \
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SHA2_STEPn(1, a, b, c, d, e, f, g, h, in, pc)
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#define SHA2_STEP2(a, b, c, d, e, f, g, h, in, pc) \
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SHA2_STEPn(2, a, b, c, d, e, f, g, h, in, pc)
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#define SHA2_ROUND_BODY(in, r) do { \
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sph_u32 A, B, C, D, E, F, G, H; \
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sph_u32 W[16]; \
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unsigned pcount; \
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\
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A = (r)[0]; \
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B = (r)[1]; \
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C = (r)[2]; \
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D = (r)[3]; \
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E = (r)[4]; \
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F = (r)[5]; \
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G = (r)[6]; \
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H = (r)[7]; \
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pcount = 0; \
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SHA2_STEP1(A, B, C, D, E, F, G, H, in, 0); \
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SHA2_STEP1(H, A, B, C, D, E, F, G, in, 1); \
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SHA2_STEP1(G, H, A, B, C, D, E, F, in, 2); \
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SHA2_STEP1(F, G, H, A, B, C, D, E, in, 3); \
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SHA2_STEP1(E, F, G, H, A, B, C, D, in, 4); \
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SHA2_STEP1(D, E, F, G, H, A, B, C, in, 5); \
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SHA2_STEP1(C, D, E, F, G, H, A, B, in, 6); \
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SHA2_STEP1(B, C, D, E, F, G, H, A, in, 7); \
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SHA2_STEP1(A, B, C, D, E, F, G, H, in, 8); \
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SHA2_STEP1(H, A, B, C, D, E, F, G, in, 9); \
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SHA2_STEP1(G, H, A, B, C, D, E, F, in, 10); \
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SHA2_STEP1(F, G, H, A, B, C, D, E, in, 11); \
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SHA2_STEP1(E, F, G, H, A, B, C, D, in, 12); \
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SHA2_STEP1(D, E, F, G, H, A, B, C, in, 13); \
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SHA2_STEP1(C, D, E, F, G, H, A, B, in, 14); \
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SHA2_STEP1(B, C, D, E, F, G, H, A, in, 15); \
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for (pcount = 16; pcount < 64; pcount += 16) { \
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SHA2_STEP2(A, B, C, D, E, F, G, H, in, 0); \
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SHA2_STEP2(H, A, B, C, D, E, F, G, in, 1); \
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SHA2_STEP2(G, H, A, B, C, D, E, F, in, 2); \
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SHA2_STEP2(F, G, H, A, B, C, D, E, in, 3); \
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SHA2_STEP2(E, F, G, H, A, B, C, D, in, 4); \
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SHA2_STEP2(D, E, F, G, H, A, B, C, in, 5); \
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SHA2_STEP2(C, D, E, F, G, H, A, B, in, 6); \
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SHA2_STEP2(B, C, D, E, F, G, H, A, in, 7); \
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SHA2_STEP2(A, B, C, D, E, F, G, H, in, 8); \
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SHA2_STEP2(H, A, B, C, D, E, F, G, in, 9); \
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SHA2_STEP2(G, H, A, B, C, D, E, F, in, 10); \
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SHA2_STEP2(F, G, H, A, B, C, D, E, in, 11); \
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SHA2_STEP2(E, F, G, H, A, B, C, D, in, 12); \
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SHA2_STEP2(D, E, F, G, H, A, B, C, in, 13); \
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SHA2_STEP2(C, D, E, F, G, H, A, B, in, 14); \
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SHA2_STEP2(B, C, D, E, F, G, H, A, in, 15); \
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} \
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(r)[0] = SPH_T32((r)[0] + A); \
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(r)[1] = SPH_T32((r)[1] + B); \
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(r)[2] = SPH_T32((r)[2] + C); \
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(r)[3] = SPH_T32((r)[3] + D); \
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(r)[4] = SPH_T32((r)[4] + E); \
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(r)[5] = SPH_T32((r)[5] + F); \
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(r)[6] = SPH_T32((r)[6] + G); \
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(r)[7] = SPH_T32((r)[7] + H); \
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} while (0)
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#else
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#define SHA2_ROUND_BODY(in, r) do { \
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sph_u32 A, B, C, D, E, F, G, H, T1, T2; \
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sph_u32 W00, W01, W02, W03, W04, W05, W06, W07; \
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sph_u32 W08, W09, W10, W11, W12, W13, W14, W15; \
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int i; \
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\
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A = (r)[0]; \
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B = (r)[1]; \
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C = (r)[2]; \
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D = (r)[3]; \
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E = (r)[4]; \
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F = (r)[5]; \
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G = (r)[6]; \
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H = (r)[7]; \
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W00 = in(0); \
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T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
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+ SPH_C32(0x428A2F98) + W00); \
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T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
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D = SPH_T32(D + T1); \
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H = SPH_T32(T1 + T2); \
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W01 = in(1); \
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T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
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+ SPH_C32(0x71374491) + W01); \
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T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
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C = SPH_T32(C + T1); \
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G = SPH_T32(T1 + T2); \
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W02 = in(2); \
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T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
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+ SPH_C32(0xB5C0FBCF) + W02); \
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T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
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B = SPH_T32(B + T1); \
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F = SPH_T32(T1 + T2); \
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W03 = in(3); \
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T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
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+ SPH_C32(0xE9B5DBA5) + W03); \
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T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
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A = SPH_T32(A + T1); \
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E = SPH_T32(T1 + T2); \
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W04 = in(4); \
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T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
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+ SPH_C32(0x3956C25B) + W04); \
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T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
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H = SPH_T32(H + T1); \
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D = SPH_T32(T1 + T2); \
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W05 = in(5); \
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T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
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+ SPH_C32(0x59F111F1) + W05); \
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T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
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G = SPH_T32(G + T1); \
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C = SPH_T32(T1 + T2); \
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W06 = in(6); \
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T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
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+ SPH_C32(0x923F82A4) + W06); \
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T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
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F = SPH_T32(F + T1); \
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B = SPH_T32(T1 + T2); \
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W07 = in(7); \
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T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
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+ SPH_C32(0xAB1C5ED5) + W07); \
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T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
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E = SPH_T32(E + T1); \
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A = SPH_T32(T1 + T2); \
|
||
|
|
W08 = in(8); \
|
||
|
|
T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
|
||
|
|
+ SPH_C32(0xD807AA98) + W08); \
|
||
|
|
T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
|
||
|
|
D = SPH_T32(D + T1); \
|
||
|
|
H = SPH_T32(T1 + T2); \
|
||
|
|
W09 = in(9); \
|
||
|
|
T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
|
||
|
|
+ SPH_C32(0x12835B01) + W09); \
|
||
|
|
T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
|
||
|
|
C = SPH_T32(C + T1); \
|
||
|
|
G = SPH_T32(T1 + T2); \
|
||
|
|
W10 = in(10); \
|
||
|
|
T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
|
||
|
|
+ SPH_C32(0x243185BE) + W10); \
|
||
|
|
T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
|
||
|
|
B = SPH_T32(B + T1); \
|
||
|
|
F = SPH_T32(T1 + T2); \
|
||
|
|
W11 = in(11); \
|
||
|
|
T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
|
||
|
|
+ SPH_C32(0x550C7DC3) + W11); \
|
||
|
|
T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
|
||
|
|
A = SPH_T32(A + T1); \
|
||
|
|
E = SPH_T32(T1 + T2); \
|
||
|
|
W12 = in(12); \
|
||
|
|
T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
|
||
|
|
+ SPH_C32(0x72BE5D74) + W12); \
|
||
|
|
T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
|
||
|
|
H = SPH_T32(H + T1); \
|
||
|
|
D = SPH_T32(T1 + T2); \
|
||
|
|
W13 = in(13); \
|
||
|
|
T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
|
||
|
|
+ SPH_C32(0x80DEB1FE) + W13); \
|
||
|
|
T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
|
||
|
|
G = SPH_T32(G + T1); \
|
||
|
|
C = SPH_T32(T1 + T2); \
|
||
|
|
W14 = in(14); \
|
||
|
|
T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
|
||
|
|
+ SPH_C32(0x9BDC06A7) + W14); \
|
||
|
|
T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
|
||
|
|
F = SPH_T32(F + T1); \
|
||
|
|
B = SPH_T32(T1 + T2); \
|
||
|
|
W15 = in(15); \
|
||
|
|
T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
|
||
|
|
+ SPH_C32(0xC19BF174) + W15); \
|
||
|
|
T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
|
||
|
|
E = SPH_T32(E + T1); \
|
||
|
|
A = SPH_T32(T1 + T2); \
|
||
|
|
W00 = SPH_T32(SSG2_1(W14) + W09 + SSG2_0(W01) + W00); \
|
||
|
|
T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
|
||
|
|
+ SPH_C32(0xE49B69C1) + W00); \
|
||
|
|
T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
|
||
|
|
D = SPH_T32(D + T1); \
|
||
|
|
H = SPH_T32(T1 + T2); \
|
||
|
|
W01 = SPH_T32(SSG2_1(W15) + W10 + SSG2_0(W02) + W01); \
|
||
|
|
T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
|
||
|
|
+ SPH_C32(0xEFBE4786) + W01); \
|
||
|
|
T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
|
||
|
|
C = SPH_T32(C + T1); \
|
||
|
|
G = SPH_T32(T1 + T2); \
|
||
|
|
W02 = SPH_T32(SSG2_1(W00) + W11 + SSG2_0(W03) + W02); \
|
||
|
|
T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
|
||
|
|
+ SPH_C32(0x0FC19DC6) + W02); \
|
||
|
|
T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
|
||
|
|
B = SPH_T32(B + T1); \
|
||
|
|
F = SPH_T32(T1 + T2); \
|
||
|
|
W03 = SPH_T32(SSG2_1(W01) + W12 + SSG2_0(W04) + W03); \
|
||
|
|
T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
|
||
|
|
+ SPH_C32(0x240CA1CC) + W03); \
|
||
|
|
T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
|
||
|
|
A = SPH_T32(A + T1); \
|
||
|
|
E = SPH_T32(T1 + T2); \
|
||
|
|
W04 = SPH_T32(SSG2_1(W02) + W13 + SSG2_0(W05) + W04); \
|
||
|
|
T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
|
||
|
|
+ SPH_C32(0x2DE92C6F) + W04); \
|
||
|
|
T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
|
||
|
|
H = SPH_T32(H + T1); \
|
||
|
|
D = SPH_T32(T1 + T2); \
|
||
|
|
W05 = SPH_T32(SSG2_1(W03) + W14 + SSG2_0(W06) + W05); \
|
||
|
|
T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
|
||
|
|
+ SPH_C32(0x4A7484AA) + W05); \
|
||
|
|
T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
|
||
|
|
G = SPH_T32(G + T1); \
|
||
|
|
C = SPH_T32(T1 + T2); \
|
||
|
|
W06 = SPH_T32(SSG2_1(W04) + W15 + SSG2_0(W07) + W06); \
|
||
|
|
T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
|
||
|
|
+ SPH_C32(0x5CB0A9DC) + W06); \
|
||
|
|
T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
|
||
|
|
F = SPH_T32(F + T1); \
|
||
|
|
B = SPH_T32(T1 + T2); \
|
||
|
|
W07 = SPH_T32(SSG2_1(W05) + W00 + SSG2_0(W08) + W07); \
|
||
|
|
T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
|
||
|
|
+ SPH_C32(0x76F988DA) + W07); \
|
||
|
|
T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
|
||
|
|
E = SPH_T32(E + T1); \
|
||
|
|
A = SPH_T32(T1 + T2); \
|
||
|
|
W08 = SPH_T32(SSG2_1(W06) + W01 + SSG2_0(W09) + W08); \
|
||
|
|
T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
|
||
|
|
+ SPH_C32(0x983E5152) + W08); \
|
||
|
|
T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
|
||
|
|
D = SPH_T32(D + T1); \
|
||
|
|
H = SPH_T32(T1 + T2); \
|
||
|
|
W09 = SPH_T32(SSG2_1(W07) + W02 + SSG2_0(W10) + W09); \
|
||
|
|
T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
|
||
|
|
+ SPH_C32(0xA831C66D) + W09); \
|
||
|
|
T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
|
||
|
|
C = SPH_T32(C + T1); \
|
||
|
|
G = SPH_T32(T1 + T2); \
|
||
|
|
W10 = SPH_T32(SSG2_1(W08) + W03 + SSG2_0(W11) + W10); \
|
||
|
|
T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
|
||
|
|
+ SPH_C32(0xB00327C8) + W10); \
|
||
|
|
T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
|
||
|
|
B = SPH_T32(B + T1); \
|
||
|
|
F = SPH_T32(T1 + T2); \
|
||
|
|
W11 = SPH_T32(SSG2_1(W09) + W04 + SSG2_0(W12) + W11); \
|
||
|
|
T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
|
||
|
|
+ SPH_C32(0xBF597FC7) + W11); \
|
||
|
|
T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
|
||
|
|
A = SPH_T32(A + T1); \
|
||
|
|
E = SPH_T32(T1 + T2); \
|
||
|
|
W12 = SPH_T32(SSG2_1(W10) + W05 + SSG2_0(W13) + W12); \
|
||
|
|
T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
|
||
|
|
+ SPH_C32(0xC6E00BF3) + W12); \
|
||
|
|
T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
|
||
|
|
H = SPH_T32(H + T1); \
|
||
|
|
D = SPH_T32(T1 + T2); \
|
||
|
|
W13 = SPH_T32(SSG2_1(W11) + W06 + SSG2_0(W14) + W13); \
|
||
|
|
T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
|
||
|
|
+ SPH_C32(0xD5A79147) + W13); \
|
||
|
|
T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
|
||
|
|
G = SPH_T32(G + T1); \
|
||
|
|
C = SPH_T32(T1 + T2); \
|
||
|
|
W14 = SPH_T32(SSG2_1(W12) + W07 + SSG2_0(W15) + W14); \
|
||
|
|
T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
|
||
|
|
+ SPH_C32(0x06CA6351) + W14); \
|
||
|
|
T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
|
||
|
|
F = SPH_T32(F + T1); \
|
||
|
|
B = SPH_T32(T1 + T2); \
|
||
|
|
W15 = SPH_T32(SSG2_1(W13) + W08 + SSG2_0(W00) + W15); \
|
||
|
|
T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
|
||
|
|
+ SPH_C32(0x14292967) + W15); \
|
||
|
|
T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
|
||
|
|
E = SPH_T32(E + T1); \
|
||
|
|
A = SPH_T32(T1 + T2); \
|
||
|
|
W00 = SPH_T32(SSG2_1(W14) + W09 + SSG2_0(W01) + W00); \
|
||
|
|
T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
|
||
|
|
+ SPH_C32(0x27B70A85) + W00); \
|
||
|
|
T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
|
||
|
|
D = SPH_T32(D + T1); \
|
||
|
|
H = SPH_T32(T1 + T2); \
|
||
|
|
W01 = SPH_T32(SSG2_1(W15) + W10 + SSG2_0(W02) + W01); \
|
||
|
|
T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
|
||
|
|
+ SPH_C32(0x2E1B2138) + W01); \
|
||
|
|
T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
|
||
|
|
C = SPH_T32(C + T1); \
|
||
|
|
G = SPH_T32(T1 + T2); \
|
||
|
|
W02 = SPH_T32(SSG2_1(W00) + W11 + SSG2_0(W03) + W02); \
|
||
|
|
T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
|
||
|
|
+ SPH_C32(0x4D2C6DFC) + W02); \
|
||
|
|
T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
|
||
|
|
B = SPH_T32(B + T1); \
|
||
|
|
F = SPH_T32(T1 + T2); \
|
||
|
|
W03 = SPH_T32(SSG2_1(W01) + W12 + SSG2_0(W04) + W03); \
|
||
|
|
T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
|
||
|
|
+ SPH_C32(0x53380D13) + W03); \
|
||
|
|
T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
|
||
|
|
A = SPH_T32(A + T1); \
|
||
|
|
E = SPH_T32(T1 + T2); \
|
||
|
|
W04 = SPH_T32(SSG2_1(W02) + W13 + SSG2_0(W05) + W04); \
|
||
|
|
T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
|
||
|
|
+ SPH_C32(0x650A7354) + W04); \
|
||
|
|
T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
|
||
|
|
H = SPH_T32(H + T1); \
|
||
|
|
D = SPH_T32(T1 + T2); \
|
||
|
|
W05 = SPH_T32(SSG2_1(W03) + W14 + SSG2_0(W06) + W05); \
|
||
|
|
T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
|
||
|
|
+ SPH_C32(0x766A0ABB) + W05); \
|
||
|
|
T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
|
||
|
|
G = SPH_T32(G + T1); \
|
||
|
|
C = SPH_T32(T1 + T2); \
|
||
|
|
W06 = SPH_T32(SSG2_1(W04) + W15 + SSG2_0(W07) + W06); \
|
||
|
|
T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
|
||
|
|
+ SPH_C32(0x81C2C92E) + W06); \
|
||
|
|
T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
|
||
|
|
F = SPH_T32(F + T1); \
|
||
|
|
B = SPH_T32(T1 + T2); \
|
||
|
|
W07 = SPH_T32(SSG2_1(W05) + W00 + SSG2_0(W08) + W07); \
|
||
|
|
T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
|
||
|
|
+ SPH_C32(0x92722C85) + W07); \
|
||
|
|
T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
|
||
|
|
E = SPH_T32(E + T1); \
|
||
|
|
A = SPH_T32(T1 + T2); \
|
||
|
|
W08 = SPH_T32(SSG2_1(W06) + W01 + SSG2_0(W09) + W08); \
|
||
|
|
T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
|
||
|
|
+ SPH_C32(0xA2BFE8A1) + W08); \
|
||
|
|
T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
|
||
|
|
D = SPH_T32(D + T1); \
|
||
|
|
H = SPH_T32(T1 + T2); \
|
||
|
|
W09 = SPH_T32(SSG2_1(W07) + W02 + SSG2_0(W10) + W09); \
|
||
|
|
T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
|
||
|
|
+ SPH_C32(0xA81A664B) + W09); \
|
||
|
|
T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
|
||
|
|
C = SPH_T32(C + T1); \
|
||
|
|
G = SPH_T32(T1 + T2); \
|
||
|
|
W10 = SPH_T32(SSG2_1(W08) + W03 + SSG2_0(W11) + W10); \
|
||
|
|
T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
|
||
|
|
+ SPH_C32(0xC24B8B70) + W10); \
|
||
|
|
T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
|
||
|
|
B = SPH_T32(B + T1); \
|
||
|
|
F = SPH_T32(T1 + T2); \
|
||
|
|
W11 = SPH_T32(SSG2_1(W09) + W04 + SSG2_0(W12) + W11); \
|
||
|
|
T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
|
||
|
|
+ SPH_C32(0xC76C51A3) + W11); \
|
||
|
|
T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
|
||
|
|
A = SPH_T32(A + T1); \
|
||
|
|
E = SPH_T32(T1 + T2); \
|
||
|
|
W12 = SPH_T32(SSG2_1(W10) + W05 + SSG2_0(W13) + W12); \
|
||
|
|
T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
|
||
|
|
+ SPH_C32(0xD192E819) + W12); \
|
||
|
|
T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
|
||
|
|
H = SPH_T32(H + T1); \
|
||
|
|
D = SPH_T32(T1 + T2); \
|
||
|
|
W13 = SPH_T32(SSG2_1(W11) + W06 + SSG2_0(W14) + W13); \
|
||
|
|
T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
|
||
|
|
+ SPH_C32(0xD6990624) + W13); \
|
||
|
|
T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
|
||
|
|
G = SPH_T32(G + T1); \
|
||
|
|
C = SPH_T32(T1 + T2); \
|
||
|
|
W14 = SPH_T32(SSG2_1(W12) + W07 + SSG2_0(W15) + W14); \
|
||
|
|
T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
|
||
|
|
+ SPH_C32(0xF40E3585) + W14); \
|
||
|
|
T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
|
||
|
|
F = SPH_T32(F + T1); \
|
||
|
|
B = SPH_T32(T1 + T2); \
|
||
|
|
W15 = SPH_T32(SSG2_1(W13) + W08 + SSG2_0(W00) + W15); \
|
||
|
|
T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
|
||
|
|
+ SPH_C32(0x106AA070) + W15); \
|
||
|
|
T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
|
||
|
|
E = SPH_T32(E + T1); \
|
||
|
|
A = SPH_T32(T1 + T2); \
|
||
|
|
W00 = SPH_T32(SSG2_1(W14) + W09 + SSG2_0(W01) + W00); \
|
||
|
|
T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
|
||
|
|
+ SPH_C32(0x19A4C116) + W00); \
|
||
|
|
T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
|
||
|
|
D = SPH_T32(D + T1); \
|
||
|
|
H = SPH_T32(T1 + T2); \
|
||
|
|
W01 = SPH_T32(SSG2_1(W15) + W10 + SSG2_0(W02) + W01); \
|
||
|
|
T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
|
||
|
|
+ SPH_C32(0x1E376C08) + W01); \
|
||
|
|
T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
|
||
|
|
C = SPH_T32(C + T1); \
|
||
|
|
G = SPH_T32(T1 + T2); \
|
||
|
|
W02 = SPH_T32(SSG2_1(W00) + W11 + SSG2_0(W03) + W02); \
|
||
|
|
T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
|
||
|
|
+ SPH_C32(0x2748774C) + W02); \
|
||
|
|
T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
|
||
|
|
B = SPH_T32(B + T1); \
|
||
|
|
F = SPH_T32(T1 + T2); \
|
||
|
|
W03 = SPH_T32(SSG2_1(W01) + W12 + SSG2_0(W04) + W03); \
|
||
|
|
T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
|
||
|
|
+ SPH_C32(0x34B0BCB5) + W03); \
|
||
|
|
T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
|
||
|
|
A = SPH_T32(A + T1); \
|
||
|
|
E = SPH_T32(T1 + T2); \
|
||
|
|
W04 = SPH_T32(SSG2_1(W02) + W13 + SSG2_0(W05) + W04); \
|
||
|
|
T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
|
||
|
|
+ SPH_C32(0x391C0CB3) + W04); \
|
||
|
|
T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
|
||
|
|
H = SPH_T32(H + T1); \
|
||
|
|
D = SPH_T32(T1 + T2); \
|
||
|
|
W05 = SPH_T32(SSG2_1(W03) + W14 + SSG2_0(W06) + W05); \
|
||
|
|
T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
|
||
|
|
+ SPH_C32(0x4ED8AA4A) + W05); \
|
||
|
|
T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
|
||
|
|
G = SPH_T32(G + T1); \
|
||
|
|
C = SPH_T32(T1 + T2); \
|
||
|
|
W06 = SPH_T32(SSG2_1(W04) + W15 + SSG2_0(W07) + W06); \
|
||
|
|
T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
|
||
|
|
+ SPH_C32(0x5B9CCA4F) + W06); \
|
||
|
|
T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
|
||
|
|
F = SPH_T32(F + T1); \
|
||
|
|
B = SPH_T32(T1 + T2); \
|
||
|
|
W07 = SPH_T32(SSG2_1(W05) + W00 + SSG2_0(W08) + W07); \
|
||
|
|
T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
|
||
|
|
+ SPH_C32(0x682E6FF3) + W07); \
|
||
|
|
T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
|
||
|
|
E = SPH_T32(E + T1); \
|
||
|
|
A = SPH_T32(T1 + T2); \
|
||
|
|
W08 = SPH_T32(SSG2_1(W06) + W01 + SSG2_0(W09) + W08); \
|
||
|
|
T1 = SPH_T32(H + BSG2_1(E) + CH(E, F, G) \
|
||
|
|
+ SPH_C32(0x748F82EE) + W08); \
|
||
|
|
T2 = SPH_T32(BSG2_0(A) + MAJ(A, B, C)); \
|
||
|
|
D = SPH_T32(D + T1); \
|
||
|
|
H = SPH_T32(T1 + T2); \
|
||
|
|
W09 = SPH_T32(SSG2_1(W07) + W02 + SSG2_0(W10) + W09); \
|
||
|
|
T1 = SPH_T32(G + BSG2_1(D) + CH(D, E, F) \
|
||
|
|
+ SPH_C32(0x78A5636F) + W09); \
|
||
|
|
T2 = SPH_T32(BSG2_0(H) + MAJ(H, A, B)); \
|
||
|
|
C = SPH_T32(C + T1); \
|
||
|
|
G = SPH_T32(T1 + T2); \
|
||
|
|
W10 = SPH_T32(SSG2_1(W08) + W03 + SSG2_0(W11) + W10); \
|
||
|
|
T1 = SPH_T32(F + BSG2_1(C) + CH(C, D, E) \
|
||
|
|
+ SPH_C32(0x84C87814) + W10); \
|
||
|
|
T2 = SPH_T32(BSG2_0(G) + MAJ(G, H, A)); \
|
||
|
|
B = SPH_T32(B + T1); \
|
||
|
|
F = SPH_T32(T1 + T2); \
|
||
|
|
W11 = SPH_T32(SSG2_1(W09) + W04 + SSG2_0(W12) + W11); \
|
||
|
|
T1 = SPH_T32(E + BSG2_1(B) + CH(B, C, D) \
|
||
|
|
+ SPH_C32(0x8CC70208) + W11); \
|
||
|
|
T2 = SPH_T32(BSG2_0(F) + MAJ(F, G, H)); \
|
||
|
|
A = SPH_T32(A + T1); \
|
||
|
|
E = SPH_T32(T1 + T2); \
|
||
|
|
W12 = SPH_T32(SSG2_1(W10) + W05 + SSG2_0(W13) + W12); \
|
||
|
|
T1 = SPH_T32(D + BSG2_1(A) + CH(A, B, C) \
|
||
|
|
+ SPH_C32(0x90BEFFFA) + W12); \
|
||
|
|
T2 = SPH_T32(BSG2_0(E) + MAJ(E, F, G)); \
|
||
|
|
H = SPH_T32(H + T1); \
|
||
|
|
D = SPH_T32(T1 + T2); \
|
||
|
|
W13 = SPH_T32(SSG2_1(W11) + W06 + SSG2_0(W14) + W13); \
|
||
|
|
T1 = SPH_T32(C + BSG2_1(H) + CH(H, A, B) \
|
||
|
|
+ SPH_C32(0xA4506CEB) + W13); \
|
||
|
|
T2 = SPH_T32(BSG2_0(D) + MAJ(D, E, F)); \
|
||
|
|
G = SPH_T32(G + T1); \
|
||
|
|
C = SPH_T32(T1 + T2); \
|
||
|
|
W14 = SPH_T32(SSG2_1(W12) + W07 + SSG2_0(W15) + W14); \
|
||
|
|
T1 = SPH_T32(B + BSG2_1(G) + CH(G, H, A) \
|
||
|
|
+ SPH_C32(0xBEF9A3F7) + W14); \
|
||
|
|
T2 = SPH_T32(BSG2_0(C) + MAJ(C, D, E)); \
|
||
|
|
F = SPH_T32(F + T1); \
|
||
|
|
B = SPH_T32(T1 + T2); \
|
||
|
|
W15 = SPH_T32(SSG2_1(W13) + W08 + SSG2_0(W00) + W15); \
|
||
|
|
T1 = SPH_T32(A + BSG2_1(F) + CH(F, G, H) \
|
||
|
|
+ SPH_C32(0xC67178F2) + W15); \
|
||
|
|
T2 = SPH_T32(BSG2_0(B) + MAJ(B, C, D)); \
|
||
|
|
E = SPH_T32(E + T1); \
|
||
|
|
A = SPH_T32(T1 + T2); \
|
||
|
|
(r)[0] = SPH_T32((r)[0] + A); \
|
||
|
|
(r)[1] = SPH_T32((r)[1] + B); \
|
||
|
|
(r)[2] = SPH_T32((r)[2] + C); \
|
||
|
|
(r)[3] = SPH_T32((r)[3] + D); \
|
||
|
|
(r)[4] = SPH_T32((r)[4] + E); \
|
||
|
|
(r)[5] = SPH_T32((r)[5] + F); \
|
||
|
|
(r)[6] = SPH_T32((r)[6] + G); \
|
||
|
|
(r)[7] = SPH_T32((r)[7] + H); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* One round of SHA-224 / SHA-256. The data must be aligned for 32-bit access.
|
||
|
|
*/
|
||
|
|
static void
|
||
|
|
sha2_round(const unsigned char *data, sph_u32 r[8])
|
||
|
|
{
|
||
|
|
#define SHA2_IN(x) sph_dec32be_aligned(data + (4 * (x)))
|
||
|
|
SHA2_ROUND_BODY(SHA2_IN, r);
|
||
|
|
#undef SHA2_IN
|
||
|
|
}
|
||
|
|
|
||
|
|
/* see sph_sha2.h */
|
||
|
|
void
|
||
|
|
sph_sha224_init(void *cc)
|
||
|
|
{
|
||
|
|
sph_sha224_context *sc;
|
||
|
|
|
||
|
|
sc = cc;
|
||
|
|
memcpy(sc->val, H224, sizeof H224);
|
||
|
|
#if SPH_64
|
||
|
|
sc->count = 0;
|
||
|
|
#else
|
||
|
|
sc->count_high = sc->count_low = 0;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
/* see sph_sha2.h */
|
||
|
|
void
|
||
|
|
sph_sha256_init(void *cc)
|
||
|
|
{
|
||
|
|
sph_sha256_context *sc;
|
||
|
|
|
||
|
|
sc = cc;
|
||
|
|
memcpy(sc->val, H256, sizeof H256);
|
||
|
|
#if SPH_64
|
||
|
|
sc->count = 0;
|
||
|
|
#else
|
||
|
|
sc->count_high = sc->count_low = 0;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
#define RFUN sha2_round
|
||
|
|
#define HASH sha224
|
||
|
|
#define BE32 1
|
||
|
|
#include "md_helper.c"
|
||
|
|
|
||
|
|
/* see sph_sha2.h */
|
||
|
|
void
|
||
|
|
sph_sha224_close(void *cc, void *dst)
|
||
|
|
{
|
||
|
|
sha224_close(cc, dst, 7);
|
||
|
|
sph_sha224_init(cc);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* see sph_sha2.h */
|
||
|
|
void
|
||
|
|
sph_sha224_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
|
||
|
|
{
|
||
|
|
sha224_addbits_and_close(cc, ub, n, dst, 7);
|
||
|
|
sph_sha224_init(cc);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* see sph_sha2.h */
|
||
|
|
void
|
||
|
|
sph_sha256_close(void *cc, void *dst)
|
||
|
|
{
|
||
|
|
sha224_close(cc, dst, 8);
|
||
|
|
sph_sha256_init(cc);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* see sph_sha2.h */
|
||
|
|
void
|
||
|
|
sph_sha256_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
|
||
|
|
{
|
||
|
|
sha224_addbits_and_close(cc, ub, n, dst, 8);
|
||
|
|
sph_sha256_init(cc);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* see sph_sha2.h */
|
||
|
|
void
|
||
|
|
sph_sha224_comp(const sph_u32 msg[16], sph_u32 val[8])
|
||
|
|
{
|
||
|
|
#define SHA2_IN(x) msg[x]
|
||
|
|
SHA2_ROUND_BODY(SHA2_IN, val);
|
||
|
|
#undef SHA2_IN
|
||
|
|
}
|