upstream commit
Replace ED25519's private SHA-512 implementation with a call to the regular digest code. This speeds up compilation considerably. ok markus@ OpenBSD-Commit-ID: fcce8c3bcfe7389462a28228f63c823e80ade41c
This commit is contained in:
naddy@openbsd.org
Damien Miller
parent
012e5cb839
commit
4cdc5956f2
248
blocks.c
248
blocks.c
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@ -1,248 +0,0 @@
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/* $OpenBSD: blocks.c,v 1.3 2013/12/09 11:03:45 markus Exp $ */
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/*
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* Public Domain, Author: Daniel J. Bernstein
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* Copied from nacl-20110221/crypto_hashblocks/sha512/ref/blocks.c
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*/
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#include "includes.h"
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#include "crypto_api.h"
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typedef unsigned long long uint64;
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static uint64 load_bigendian(const unsigned char *x)
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{
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return
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(uint64) (x[7]) \
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| (((uint64) (x[6])) << 8) \
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| (((uint64) (x[5])) << 16) \
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| (((uint64) (x[4])) << 24) \
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| (((uint64) (x[3])) << 32) \
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| (((uint64) (x[2])) << 40) \
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| (((uint64) (x[1])) << 48) \
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| (((uint64) (x[0])) << 56)
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;
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}
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static void store_bigendian(unsigned char *x,uint64 u)
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{
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x[7] = u; u >>= 8;
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x[6] = u; u >>= 8;
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x[5] = u; u >>= 8;
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x[4] = u; u >>= 8;
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x[3] = u; u >>= 8;
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x[2] = u; u >>= 8;
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x[1] = u; u >>= 8;
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x[0] = u;
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}
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#define SHR(x,c) ((x) >> (c))
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#define ROTR(x,c) (((x) >> (c)) | ((x) << (64 - (c))))
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#define Ch(x,y,z) ((x & y) ^ (~x & z))
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#define Maj(x,y,z) ((x & y) ^ (x & z) ^ (y & z))
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#define Sigma0(x) (ROTR(x,28) ^ ROTR(x,34) ^ ROTR(x,39))
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#define Sigma1(x) (ROTR(x,14) ^ ROTR(x,18) ^ ROTR(x,41))
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#define sigma0(x) (ROTR(x, 1) ^ ROTR(x, 8) ^ SHR(x,7))
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#define sigma1(x) (ROTR(x,19) ^ ROTR(x,61) ^ SHR(x,6))
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#define M(w0,w14,w9,w1) w0 = sigma1(w14) + w9 + sigma0(w1) + w0;
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#define EXPAND \
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M(w0 ,w14,w9 ,w1 ) \
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M(w1 ,w15,w10,w2 ) \
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M(w2 ,w0 ,w11,w3 ) \
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M(w3 ,w1 ,w12,w4 ) \
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M(w4 ,w2 ,w13,w5 ) \
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M(w5 ,w3 ,w14,w6 ) \
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M(w6 ,w4 ,w15,w7 ) \
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M(w7 ,w5 ,w0 ,w8 ) \
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M(w8 ,w6 ,w1 ,w9 ) \
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M(w9 ,w7 ,w2 ,w10) \
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M(w10,w8 ,w3 ,w11) \
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M(w11,w9 ,w4 ,w12) \
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M(w12,w10,w5 ,w13) \
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M(w13,w11,w6 ,w14) \
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M(w14,w12,w7 ,w15) \
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M(w15,w13,w8 ,w0 )
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#define F(w,k) \
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T1 = h + Sigma1(e) + Ch(e,f,g) + k + w; \
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T2 = Sigma0(a) + Maj(a,b,c); \
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h = g; \
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g = f; \
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f = e; \
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e = d + T1; \
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d = c; \
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c = b; \
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b = a; \
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a = T1 + T2;
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int crypto_hashblocks_sha512(unsigned char *statebytes,const unsigned char *in,unsigned long long inlen)
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{
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uint64 state[8];
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uint64 a;
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uint64 b;
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uint64 c;
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uint64 d;
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uint64 e;
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uint64 f;
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uint64 g;
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uint64 h;
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uint64 T1;
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uint64 T2;
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a = load_bigendian(statebytes + 0); state[0] = a;
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b = load_bigendian(statebytes + 8); state[1] = b;
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c = load_bigendian(statebytes + 16); state[2] = c;
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d = load_bigendian(statebytes + 24); state[3] = d;
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e = load_bigendian(statebytes + 32); state[4] = e;
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f = load_bigendian(statebytes + 40); state[5] = f;
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g = load_bigendian(statebytes + 48); state[6] = g;
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h = load_bigendian(statebytes + 56); state[7] = h;
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while (inlen >= 128) {
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uint64 w0 = load_bigendian(in + 0);
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uint64 w1 = load_bigendian(in + 8);
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uint64 w2 = load_bigendian(in + 16);
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uint64 w3 = load_bigendian(in + 24);
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uint64 w4 = load_bigendian(in + 32);
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uint64 w5 = load_bigendian(in + 40);
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uint64 w6 = load_bigendian(in + 48);
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uint64 w7 = load_bigendian(in + 56);
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uint64 w8 = load_bigendian(in + 64);
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uint64 w9 = load_bigendian(in + 72);
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uint64 w10 = load_bigendian(in + 80);
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uint64 w11 = load_bigendian(in + 88);
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uint64 w12 = load_bigendian(in + 96);
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uint64 w13 = load_bigendian(in + 104);
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uint64 w14 = load_bigendian(in + 112);
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uint64 w15 = load_bigendian(in + 120);
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F(w0 ,0x428a2f98d728ae22ULL)
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F(w1 ,0x7137449123ef65cdULL)
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F(w2 ,0xb5c0fbcfec4d3b2fULL)
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F(w3 ,0xe9b5dba58189dbbcULL)
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F(w4 ,0x3956c25bf348b538ULL)
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F(w5 ,0x59f111f1b605d019ULL)
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F(w6 ,0x923f82a4af194f9bULL)
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F(w7 ,0xab1c5ed5da6d8118ULL)
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F(w8 ,0xd807aa98a3030242ULL)
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F(w9 ,0x12835b0145706fbeULL)
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F(w10,0x243185be4ee4b28cULL)
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F(w11,0x550c7dc3d5ffb4e2ULL)
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F(w12,0x72be5d74f27b896fULL)
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F(w13,0x80deb1fe3b1696b1ULL)
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F(w14,0x9bdc06a725c71235ULL)
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F(w15,0xc19bf174cf692694ULL)
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EXPAND
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F(w0 ,0xe49b69c19ef14ad2ULL)
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F(w1 ,0xefbe4786384f25e3ULL)
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F(w2 ,0x0fc19dc68b8cd5b5ULL)
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F(w3 ,0x240ca1cc77ac9c65ULL)
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F(w4 ,0x2de92c6f592b0275ULL)
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F(w5 ,0x4a7484aa6ea6e483ULL)
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F(w6 ,0x5cb0a9dcbd41fbd4ULL)
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F(w7 ,0x76f988da831153b5ULL)
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F(w8 ,0x983e5152ee66dfabULL)
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F(w9 ,0xa831c66d2db43210ULL)
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F(w10,0xb00327c898fb213fULL)
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F(w11,0xbf597fc7beef0ee4ULL)
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F(w12,0xc6e00bf33da88fc2ULL)
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F(w13,0xd5a79147930aa725ULL)
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F(w14,0x06ca6351e003826fULL)
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F(w15,0x142929670a0e6e70ULL)
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EXPAND
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F(w0 ,0x27b70a8546d22ffcULL)
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F(w1 ,0x2e1b21385c26c926ULL)
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F(w2 ,0x4d2c6dfc5ac42aedULL)
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F(w3 ,0x53380d139d95b3dfULL)
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F(w4 ,0x650a73548baf63deULL)
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F(w5 ,0x766a0abb3c77b2a8ULL)
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F(w6 ,0x81c2c92e47edaee6ULL)
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F(w7 ,0x92722c851482353bULL)
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F(w8 ,0xa2bfe8a14cf10364ULL)
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F(w9 ,0xa81a664bbc423001ULL)
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F(w10,0xc24b8b70d0f89791ULL)
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F(w11,0xc76c51a30654be30ULL)
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F(w12,0xd192e819d6ef5218ULL)
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F(w13,0xd69906245565a910ULL)
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F(w14,0xf40e35855771202aULL)
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F(w15,0x106aa07032bbd1b8ULL)
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EXPAND
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F(w0 ,0x19a4c116b8d2d0c8ULL)
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F(w1 ,0x1e376c085141ab53ULL)
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F(w2 ,0x2748774cdf8eeb99ULL)
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F(w3 ,0x34b0bcb5e19b48a8ULL)
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F(w4 ,0x391c0cb3c5c95a63ULL)
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F(w5 ,0x4ed8aa4ae3418acbULL)
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F(w6 ,0x5b9cca4f7763e373ULL)
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F(w7 ,0x682e6ff3d6b2b8a3ULL)
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F(w8 ,0x748f82ee5defb2fcULL)
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F(w9 ,0x78a5636f43172f60ULL)
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F(w10,0x84c87814a1f0ab72ULL)
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F(w11,0x8cc702081a6439ecULL)
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F(w12,0x90befffa23631e28ULL)
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F(w13,0xa4506cebde82bde9ULL)
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F(w14,0xbef9a3f7b2c67915ULL)
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F(w15,0xc67178f2e372532bULL)
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EXPAND
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F(w0 ,0xca273eceea26619cULL)
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F(w1 ,0xd186b8c721c0c207ULL)
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F(w2 ,0xeada7dd6cde0eb1eULL)
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F(w3 ,0xf57d4f7fee6ed178ULL)
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F(w4 ,0x06f067aa72176fbaULL)
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F(w5 ,0x0a637dc5a2c898a6ULL)
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F(w6 ,0x113f9804bef90daeULL)
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F(w7 ,0x1b710b35131c471bULL)
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F(w8 ,0x28db77f523047d84ULL)
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F(w9 ,0x32caab7b40c72493ULL)
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F(w10,0x3c9ebe0a15c9bebcULL)
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F(w11,0x431d67c49c100d4cULL)
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F(w12,0x4cc5d4becb3e42b6ULL)
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F(w13,0x597f299cfc657e2aULL)
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F(w14,0x5fcb6fab3ad6faecULL)
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F(w15,0x6c44198c4a475817ULL)
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a += state[0];
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b += state[1];
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c += state[2];
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d += state[3];
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e += state[4];
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f += state[5];
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g += state[6];
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h += state[7];
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state[0] = a;
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state[1] = b;
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state[2] = c;
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state[3] = d;
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state[4] = e;
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state[5] = f;
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state[6] = g;
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state[7] = h;
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in += 128;
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inlen -= 128;
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}
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store_bigendian(statebytes + 0,state[0]);
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store_bigendian(statebytes + 8,state[1]);
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store_bigendian(statebytes + 16,state[2]);
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store_bigendian(statebytes + 24,state[3]);
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store_bigendian(statebytes + 32,state[4]);
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store_bigendian(statebytes + 40,state[5]);
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store_bigendian(statebytes + 48,state[6]);
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store_bigendian(statebytes + 56,state[7]);
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return inlen;
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}
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@ -1,4 +1,4 @@
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/* $OpenBSD: crypto_api.h,v 1.3 2013/12/17 10:36:38 markus Exp $ */
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/* $OpenBSD: crypto_api.h,v 1.4 2017/12/14 21:07:39 naddy Exp $ */
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/*
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* Assembled from generated headers and source files by Markus Friedl.
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@ -18,12 +18,6 @@ typedef uint32_t crypto_uint32;
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#define randombytes(buf, buf_len) arc4random_buf((buf), (buf_len))
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#define crypto_hashblocks_sha512_STATEBYTES 64U
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#define crypto_hashblocks_sha512_BLOCKBYTES 128U
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int crypto_hashblocks_sha512(unsigned char *, const unsigned char *,
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unsigned long long);
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#define crypto_hash_sha512_BYTES 64U
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int crypto_hash_sha512(unsigned char *, const unsigned char *,
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81
hash.c
81
hash.c
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@ -1,76 +1,21 @@
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/* $OpenBSD: hash.c,v 1.3 2013/12/09 11:03:45 markus Exp $ */
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/* Copied from nacl-20110221/crypto_hash/sha512/ref/hash.c */
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/*
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20080913
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D. J. Bernstein
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Public domain.
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*/
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#include "includes.h"
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/* $OpenBSD: hash.c,v 1.4 2017/12/14 21:07:39 naddy Exp $ */
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#include "crypto_api.h"
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#define blocks crypto_hashblocks_sha512
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#include <stdarg.h>
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static const unsigned char iv[64] = {
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0x6a,0x09,0xe6,0x67,0xf3,0xbc,0xc9,0x08,
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0xbb,0x67,0xae,0x85,0x84,0xca,0xa7,0x3b,
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0x3c,0x6e,0xf3,0x72,0xfe,0x94,0xf8,0x2b,
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0xa5,0x4f,0xf5,0x3a,0x5f,0x1d,0x36,0xf1,
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0x51,0x0e,0x52,0x7f,0xad,0xe6,0x82,0xd1,
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0x9b,0x05,0x68,0x8c,0x2b,0x3e,0x6c,0x1f,
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0x1f,0x83,0xd9,0xab,0xfb,0x41,0xbd,0x6b,
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0x5b,0xe0,0xcd,0x19,0x13,0x7e,0x21,0x79
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} ;
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#include "digest.h"
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#include "log.h"
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#include "ssherr.h"
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typedef unsigned long long uint64;
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int crypto_hash_sha512(unsigned char *out,const unsigned char *in,unsigned long long inlen)
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int
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crypto_hash_sha512(unsigned char *out, const unsigned char *in,
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unsigned long long inlen)
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{
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unsigned char h[64];
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unsigned char padded[256];
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unsigned int i;
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unsigned long long bytes = inlen;
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int r;
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for (i = 0;i < 64;++i) h[i] = iv[i];
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blocks(h,in,inlen);
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in += inlen;
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inlen &= 127;
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in -= inlen;
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for (i = 0;i < inlen;++i) padded[i] = in[i];
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padded[inlen] = 0x80;
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if (inlen < 112) {
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for (i = inlen + 1;i < 119;++i) padded[i] = 0;
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padded[119] = bytes >> 61;
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padded[120] = bytes >> 53;
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padded[121] = bytes >> 45;
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padded[122] = bytes >> 37;
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padded[123] = bytes >> 29;
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padded[124] = bytes >> 21;
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padded[125] = bytes >> 13;
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padded[126] = bytes >> 5;
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padded[127] = bytes << 3;
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blocks(h,padded,128);
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} else {
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for (i = inlen + 1;i < 247;++i) padded[i] = 0;
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padded[247] = bytes >> 61;
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padded[248] = bytes >> 53;
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padded[249] = bytes >> 45;
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padded[250] = bytes >> 37;
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padded[251] = bytes >> 29;
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padded[252] = bytes >> 21;
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padded[253] = bytes >> 13;
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padded[254] = bytes >> 5;
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padded[255] = bytes << 3;
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blocks(h,padded,256);
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}
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for (i = 0;i < 64;++i) out[i] = h[i];
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return 0;
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if ((r = ssh_digest_memory(SSH_DIGEST_SHA512, in, inlen, out,
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crypto_hash_sha512_BYTES)) != 0)
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fatal("%s: %s", __func__, ssh_err(r));
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return 0;
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}
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