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703 lines
17 KiB
Common Lisp
703 lines
17 KiB
Common Lisp
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#include "inc_vendor.h"
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#include "inc_types.h"
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#include "inc_platform.h"
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#include "inc_common.h"
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#include "inc_hash_blake2s.h"
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DECLSPEC u32 blake2s_rot16_S (const u32 a)
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{
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vconv32_t in;
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in.v32 = a;
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vconv32_t out;
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out.v16.a = in.v16.b;
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out.v16.b = in.v16.a;
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return out.v32;
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}
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DECLSPEC u32x blake2s_rot16 (const u32x a)
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{
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u32x r;
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#if VECT_SIZE == 1
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r = blake2s_rot16_S (a);
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#endif
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#if VECT_SIZE >= 2
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r.s0 = blake2s_rot16_S (a.s0);
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r.s1 = blake2s_rot16_S (a.s1);
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#endif
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#if VECT_SIZE >= 4
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r.s2 = blake2s_rot16_S (a.s2);
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r.s3 = blake2s_rot16_S (a.s3);
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#endif
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#if VECT_SIZE >= 8
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r.s4 = blake2s_rot16_S (a.s4);
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r.s5 = blake2s_rot16_S (a.s5);
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r.s6 = blake2s_rot16_S (a.s6);
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r.s7 = blake2s_rot16_S (a.s7);
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#endif
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#if VECT_SIZE >= 16
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r.s8 = blake2s_rot16_S (a.s8);
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r.s9 = blake2s_rot16_S (a.s9);
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r.sa = blake2s_rot16_S (a.sa);
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r.sb = blake2s_rot16_S (a.sb);
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r.sc = blake2s_rot16_S (a.sc);
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r.sd = blake2s_rot16_S (a.sd);
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r.se = blake2s_rot16_S (a.se);
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r.sf = blake2s_rot16_S (a.sf);
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#endif
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return r;
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}
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DECLSPEC u32 blake2s_rot08_S (const u32 a)
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{
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#if defined IS_NV
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vconv32_t in;
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in.v32 = a;
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vconv32_t out;
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out.v32 = hc_byte_perm_S (in.v32, in.v32, 0x0321);
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return out.v32;
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#elif (defined IS_AMD || defined IS_HIP) && HAS_VPERM == 1
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vconv32_t in;
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in.v32 = a;
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vconv32_t out;
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out.v32 = hc_byte_perm_S (in.v32, in.v32, 0x00030201);
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return out.v32;
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#else
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return hc_rotr32_S (a, 8);
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#endif
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}
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DECLSPEC u32x blake2s_rot08 (const u32x a)
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{
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u32x r;
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#if VECT_SIZE == 1
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r = blake2s_rot08_S (a);
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#endif
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#if VECT_SIZE >= 2
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r.s0 = blake2s_rot08_S (a.s0);
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r.s1 = blake2s_rot08_S (a.s1);
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#endif
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#if VECT_SIZE >= 4
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r.s2 = blake2s_rot08_S (a.s2);
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r.s3 = blake2s_rot08_S (a.s3);
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#endif
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#if VECT_SIZE >= 8
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r.s4 = blake2s_rot08_S (a.s4);
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r.s5 = blake2s_rot08_S (a.s5);
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r.s6 = blake2s_rot08_S (a.s6);
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r.s7 = blake2s_rot08_S (a.s7);
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#endif
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#if VECT_SIZE >= 16
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r.s8 = blake2s_rot08_S (a.s8);
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r.s9 = blake2s_rot08_S (a.s9);
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r.sa = blake2s_rot08_S (a.sa);
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r.sb = blake2s_rot08_S (a.sb);
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r.sc = blake2s_rot08_S (a.sc);
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r.sd = blake2s_rot08_S (a.sd);
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r.se = blake2s_rot08_S (a.se);
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r.sf = blake2s_rot08_S (a.sf);
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#endif
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return r;
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}
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DECLSPEC void blake2s_transform (PRIVATE_AS u32 *h, PRIVATE_AS const u32 *m, const int len, const u32 f0)
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{
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const u32 t0 = len;
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u32 v[16];
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v[ 0] = h[0];
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v[ 1] = h[1];
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v[ 2] = h[2];
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v[ 3] = h[3];
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v[ 4] = h[4];
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v[ 5] = h[5];
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v[ 6] = h[6];
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v[ 7] = h[7];
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v[ 8] = BLAKE2S_IV_00;
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v[ 9] = BLAKE2S_IV_01;
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v[10] = BLAKE2S_IV_02;
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v[11] = BLAKE2S_IV_03;
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v[12] = BLAKE2S_IV_04 ^ t0;
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v[13] = BLAKE2S_IV_05; // ^ t1;
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v[14] = BLAKE2S_IV_06 ^ f0;
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v[15] = BLAKE2S_IV_07; // ^ f1;
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BLAKE2S_ROUND ( 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
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BLAKE2S_ROUND (14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3);
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BLAKE2S_ROUND (11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4);
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BLAKE2S_ROUND ( 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8);
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BLAKE2S_ROUND ( 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13);
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BLAKE2S_ROUND ( 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9);
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BLAKE2S_ROUND (12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11);
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BLAKE2S_ROUND (13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10);
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BLAKE2S_ROUND ( 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5);
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BLAKE2S_ROUND (10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0);
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h[0] = h[0] ^ v[0] ^ v[ 8];
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h[1] = h[1] ^ v[1] ^ v[ 9];
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h[2] = h[2] ^ v[2] ^ v[10];
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h[3] = h[3] ^ v[3] ^ v[11];
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h[4] = h[4] ^ v[4] ^ v[12];
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h[5] = h[5] ^ v[5] ^ v[13];
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h[6] = h[6] ^ v[6] ^ v[14];
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h[7] = h[7] ^ v[7] ^ v[15];
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}
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DECLSPEC void blake2s_init (PRIVATE_AS blake2s_ctx_t *ctx)
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{
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ctx->h[0] = BLAKE2S_IV_00 ^ 0x01010020; // default output length: 0x20 = 32 bytes
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ctx->h[1] = BLAKE2S_IV_01;
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ctx->h[2] = BLAKE2S_IV_02;
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ctx->h[3] = BLAKE2S_IV_03;
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ctx->h[4] = BLAKE2S_IV_04;
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ctx->h[5] = BLAKE2S_IV_05;
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ctx->h[6] = BLAKE2S_IV_06;
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ctx->h[7] = BLAKE2S_IV_07;
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ctx->m[ 0] = 0;
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ctx->m[ 1] = 0;
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ctx->m[ 2] = 0;
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ctx->m[ 3] = 0;
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ctx->m[ 4] = 0;
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ctx->m[ 5] = 0;
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ctx->m[ 6] = 0;
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ctx->m[ 7] = 0;
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ctx->m[ 8] = 0;
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ctx->m[ 9] = 0;
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ctx->m[10] = 0;
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ctx->m[11] = 0;
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ctx->m[12] = 0;
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ctx->m[13] = 0;
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ctx->m[14] = 0;
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ctx->m[15] = 0;
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ctx->len = 0;
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}
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DECLSPEC void blake2s_update_64 (PRIVATE_AS blake2s_ctx_t *ctx, PRIVATE_AS u32 *w0, PRIVATE_AS u32 *w1, PRIVATE_AS u32 *w2, PRIVATE_AS u32 *w3, const int len)
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{
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if (len == 0) return;
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const int pos = ctx->len & 63;
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if (pos == 0)
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{
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if (ctx->len > 0) // if new block (pos == 0) AND the (old) len is not zero => transform
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{
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blake2s_transform (ctx->h, ctx->m, ctx->len, BLAKE2S_UPDATE);
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}
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ctx->m[ 0] = w0[0];
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ctx->m[ 1] = w0[1];
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ctx->m[ 2] = w0[2];
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ctx->m[ 3] = w0[3];
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ctx->m[ 4] = w1[0];
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ctx->m[ 5] = w1[1];
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ctx->m[ 6] = w1[2];
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ctx->m[ 7] = w1[3];
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ctx->m[ 8] = w2[0];
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ctx->m[ 9] = w2[1];
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ctx->m[10] = w2[2];
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ctx->m[11] = w2[3];
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ctx->m[12] = w3[0];
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ctx->m[13] = w3[1];
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ctx->m[14] = w3[2];
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ctx->m[15] = w3[3];
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}
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else
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{
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if ((pos + len) <= 64)
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{
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switch_buffer_by_offset_le_S (w0, w1, w2, w3, pos);
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ctx->m[ 0] |= w0[0];
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ctx->m[ 1] |= w0[1];
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ctx->m[ 2] |= w0[2];
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ctx->m[ 3] |= w0[3];
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ctx->m[ 4] |= w1[0];
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ctx->m[ 5] |= w1[1];
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ctx->m[ 6] |= w1[2];
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ctx->m[ 7] |= w1[3];
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ctx->m[ 8] |= w2[0];
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ctx->m[ 9] |= w2[1];
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ctx->m[10] |= w2[2];
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ctx->m[11] |= w2[3];
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ctx->m[12] |= w3[0];
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ctx->m[13] |= w3[1];
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ctx->m[14] |= w3[2];
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ctx->m[15] |= w3[3];
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}
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else
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{
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u32 c0[4] = { 0 };
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u32 c1[4] = { 0 };
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u32 c2[4] = { 0 };
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u32 c3[4] = { 0 };
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switch_buffer_by_offset_carry_le_S (w0, w1, w2, w3, c0, c1, c2, c3, pos);
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ctx->m[ 0] |= w0[0];
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ctx->m[ 1] |= w0[1];
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ctx->m[ 2] |= w0[2];
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ctx->m[ 3] |= w0[3];
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ctx->m[ 4] |= w1[0];
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ctx->m[ 5] |= w1[1];
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ctx->m[ 6] |= w1[2];
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ctx->m[ 7] |= w1[3];
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ctx->m[ 8] |= w2[0];
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ctx->m[ 9] |= w2[1];
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ctx->m[10] |= w2[2];
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ctx->m[11] |= w2[3];
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ctx->m[12] |= w3[0];
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ctx->m[13] |= w3[1];
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ctx->m[14] |= w3[2];
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ctx->m[15] |= w3[3];
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// len must be a multiple of 64 (not ctx->len) for BLAKE2S_UPDATE:
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const u32 cur_len = ((ctx->len + len) / 64) * 64;
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blake2s_transform (ctx->h, ctx->m, cur_len, BLAKE2S_UPDATE);
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ctx->m[ 0] = c0[0];
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ctx->m[ 1] = c0[1];
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ctx->m[ 2] = c0[2];
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ctx->m[ 3] = c0[3];
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ctx->m[ 4] = c1[0];
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ctx->m[ 5] = c1[1];
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ctx->m[ 6] = c1[2];
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ctx->m[ 7] = c1[3];
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ctx->m[ 8] = c2[0];
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ctx->m[ 9] = c2[1];
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ctx->m[10] = c2[2];
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ctx->m[11] = c2[3];
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ctx->m[12] = c3[0];
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ctx->m[13] = c3[1];
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ctx->m[14] = c3[2];
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ctx->m[15] = c3[3];
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}
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}
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ctx->len += len;
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}
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DECLSPEC void blake2s_update (PRIVATE_AS blake2s_ctx_t *ctx, PRIVATE_AS const u32 *w, const int len)
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{
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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const int limit = (const int) len - 64; // int type needed, could be negative
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int pos1;
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int pos4;
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for (pos1 = 0, pos4 = 0; pos1 < limit; pos1 += 64, pos4 += 16)
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{
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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blake2s_update_64 (ctx, w0, w1, w2, w3, 64);
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}
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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blake2s_update_64 (ctx, w0, w1, w2, w3, len - (u32) pos1);
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}
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DECLSPEC void blake2s_update_global (PRIVATE_AS blake2s_ctx_t *ctx, GLOBAL_AS const u32 *w, const int len)
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{
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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const int limit = (const int) len - 64; // int type needed, could be negative
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int pos1;
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int pos4;
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for (pos1 = 0, pos4 = 0; pos1 < limit; pos1 += 64, pos4 += 16)
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{
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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blake2s_update_64 (ctx, w0, w1, w2, w3, 64);
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}
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w0[0] = w[pos4 + 0];
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w0[1] = w[pos4 + 1];
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w0[2] = w[pos4 + 2];
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w0[3] = w[pos4 + 3];
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w1[0] = w[pos4 + 4];
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w1[1] = w[pos4 + 5];
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w1[2] = w[pos4 + 6];
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w1[3] = w[pos4 + 7];
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w2[0] = w[pos4 + 8];
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w2[1] = w[pos4 + 9];
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w2[2] = w[pos4 + 10];
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w2[3] = w[pos4 + 11];
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w3[0] = w[pos4 + 12];
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w3[1] = w[pos4 + 13];
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w3[2] = w[pos4 + 14];
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w3[3] = w[pos4 + 15];
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blake2s_update_64 (ctx, w0, w1, w2, w3, len - (u32) pos1);
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}
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DECLSPEC void blake2s_final (PRIVATE_AS blake2s_ctx_t *ctx)
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{
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blake2s_transform (ctx->h, ctx->m, ctx->len, BLAKE2S_FINAL);
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}
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DECLSPEC void blake2s_transform_vector (PRIVATE_AS u32x *h, PRIVATE_AS const u32x *m, const u32x len, const u32 f0)
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{
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const u32x t0 = len;
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u32x v[16];
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v[ 0] = h[0];
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v[ 1] = h[1];
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v[ 2] = h[2];
|
|
v[ 3] = h[3];
|
|
v[ 4] = h[4];
|
|
v[ 5] = h[5];
|
|
v[ 6] = h[6];
|
|
v[ 7] = h[7];
|
|
v[ 8] = BLAKE2S_IV_00;
|
|
v[ 9] = BLAKE2S_IV_01;
|
|
v[10] = BLAKE2S_IV_02;
|
|
v[11] = BLAKE2S_IV_03;
|
|
v[12] = BLAKE2S_IV_04 ^ t0;
|
|
v[13] = BLAKE2S_IV_05; // ^ t1;
|
|
v[14] = BLAKE2S_IV_06 ^ f0;
|
|
v[15] = BLAKE2S_IV_07; // ^ f1;
|
|
|
|
BLAKE2S_ROUND_VECTOR ( 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
|
|
BLAKE2S_ROUND_VECTOR (14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3);
|
|
BLAKE2S_ROUND_VECTOR (11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4);
|
|
BLAKE2S_ROUND_VECTOR ( 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8);
|
|
BLAKE2S_ROUND_VECTOR ( 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13);
|
|
BLAKE2S_ROUND_VECTOR ( 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9);
|
|
BLAKE2S_ROUND_VECTOR (12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11);
|
|
BLAKE2S_ROUND_VECTOR (13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10);
|
|
BLAKE2S_ROUND_VECTOR ( 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5);
|
|
BLAKE2S_ROUND_VECTOR (10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0);
|
|
|
|
h[0] = h[0] ^ v[0] ^ v[ 8];
|
|
h[1] = h[1] ^ v[1] ^ v[ 9];
|
|
h[2] = h[2] ^ v[2] ^ v[10];
|
|
h[3] = h[3] ^ v[3] ^ v[11];
|
|
h[4] = h[4] ^ v[4] ^ v[12];
|
|
h[5] = h[5] ^ v[5] ^ v[13];
|
|
h[6] = h[6] ^ v[6] ^ v[14];
|
|
h[7] = h[7] ^ v[7] ^ v[15];
|
|
}
|
|
|
|
DECLSPEC void blake2s_init_vector (PRIVATE_AS blake2s_ctx_vector_t *ctx)
|
|
{
|
|
ctx->h[0] = BLAKE2S_IV_00 ^ 0x01010020; // default output length: 0x20 = 32 bytes
|
|
ctx->h[1] = BLAKE2S_IV_01;
|
|
ctx->h[2] = BLAKE2S_IV_02;
|
|
ctx->h[3] = BLAKE2S_IV_03;
|
|
ctx->h[4] = BLAKE2S_IV_04;
|
|
ctx->h[5] = BLAKE2S_IV_05;
|
|
ctx->h[6] = BLAKE2S_IV_06;
|
|
ctx->h[7] = BLAKE2S_IV_07;
|
|
|
|
ctx->m[ 0] = 0;
|
|
ctx->m[ 1] = 0;
|
|
ctx->m[ 2] = 0;
|
|
ctx->m[ 3] = 0;
|
|
ctx->m[ 4] = 0;
|
|
ctx->m[ 5] = 0;
|
|
ctx->m[ 6] = 0;
|
|
ctx->m[ 7] = 0;
|
|
ctx->m[ 8] = 0;
|
|
ctx->m[ 9] = 0;
|
|
ctx->m[10] = 0;
|
|
ctx->m[11] = 0;
|
|
ctx->m[12] = 0;
|
|
ctx->m[13] = 0;
|
|
ctx->m[14] = 0;
|
|
ctx->m[15] = 0;
|
|
|
|
ctx->len = 0;
|
|
}
|
|
|
|
DECLSPEC void blake2s_init_vector_from_scalar (PRIVATE_AS blake2s_ctx_vector_t *ctx, PRIVATE_AS blake2s_ctx_t *ctx0)
|
|
{
|
|
ctx->h[0] = ctx0->h[0];
|
|
ctx->h[1] = ctx0->h[1];
|
|
ctx->h[2] = ctx0->h[2];
|
|
ctx->h[3] = ctx0->h[3];
|
|
ctx->h[4] = ctx0->h[4];
|
|
ctx->h[5] = ctx0->h[5];
|
|
ctx->h[6] = ctx0->h[6];
|
|
ctx->h[7] = ctx0->h[7];
|
|
|
|
ctx->m[ 0] = ctx0->m[ 0];
|
|
ctx->m[ 1] = ctx0->m[ 1];
|
|
ctx->m[ 2] = ctx0->m[ 2];
|
|
ctx->m[ 3] = ctx0->m[ 3];
|
|
ctx->m[ 4] = ctx0->m[ 4];
|
|
ctx->m[ 5] = ctx0->m[ 5];
|
|
ctx->m[ 6] = ctx0->m[ 6];
|
|
ctx->m[ 7] = ctx0->m[ 7];
|
|
ctx->m[ 8] = ctx0->m[ 8];
|
|
ctx->m[ 9] = ctx0->m[ 9];
|
|
ctx->m[10] = ctx0->m[10];
|
|
ctx->m[11] = ctx0->m[11];
|
|
ctx->m[12] = ctx0->m[12];
|
|
ctx->m[13] = ctx0->m[13];
|
|
ctx->m[14] = ctx0->m[14];
|
|
ctx->m[15] = ctx0->m[15];
|
|
|
|
ctx->len = ctx0->len;
|
|
}
|
|
|
|
DECLSPEC void blake2s_update_vector_64 (PRIVATE_AS blake2s_ctx_vector_t *ctx, PRIVATE_AS u32x *w0, PRIVATE_AS u32x *w1, PRIVATE_AS u32x *w2, PRIVATE_AS u32x *w3, const int len)
|
|
{
|
|
if (len == 0) return;
|
|
|
|
const int pos = ctx->len & 63;
|
|
|
|
if (pos == 0)
|
|
{
|
|
if (ctx->len > 0) // if new block (pos == 0) AND the (old) len is not zero => transform
|
|
{
|
|
blake2s_transform_vector (ctx->h, ctx->m, (u32x) ctx->len, BLAKE2S_UPDATE);
|
|
}
|
|
|
|
ctx->m[ 0] = w0[0];
|
|
ctx->m[ 1] = w0[1];
|
|
ctx->m[ 2] = w0[2];
|
|
ctx->m[ 3] = w0[3];
|
|
ctx->m[ 4] = w1[0];
|
|
ctx->m[ 5] = w1[1];
|
|
ctx->m[ 6] = w1[2];
|
|
ctx->m[ 7] = w1[3];
|
|
ctx->m[ 8] = w2[0];
|
|
ctx->m[ 9] = w2[1];
|
|
ctx->m[10] = w2[2];
|
|
ctx->m[11] = w2[3];
|
|
ctx->m[12] = w3[0];
|
|
ctx->m[13] = w3[1];
|
|
ctx->m[14] = w3[2];
|
|
ctx->m[15] = w3[3];
|
|
}
|
|
else
|
|
{
|
|
if ((pos + len) <= 64)
|
|
{
|
|
switch_buffer_by_offset_le (w0, w1, w2, w3, pos);
|
|
|
|
ctx->m[ 0] |= w0[0];
|
|
ctx->m[ 1] |= w0[1];
|
|
ctx->m[ 2] |= w0[2];
|
|
ctx->m[ 3] |= w0[3];
|
|
ctx->m[ 4] |= w1[0];
|
|
ctx->m[ 5] |= w1[1];
|
|
ctx->m[ 6] |= w1[2];
|
|
ctx->m[ 7] |= w1[3];
|
|
ctx->m[ 8] |= w2[0];
|
|
ctx->m[ 9] |= w2[1];
|
|
ctx->m[10] |= w2[2];
|
|
ctx->m[11] |= w2[3];
|
|
ctx->m[12] |= w3[0];
|
|
ctx->m[13] |= w3[1];
|
|
ctx->m[14] |= w3[2];
|
|
ctx->m[15] |= w3[3];
|
|
}
|
|
else
|
|
{
|
|
u32x c0[4] = { 0 };
|
|
u32x c1[4] = { 0 };
|
|
u32x c2[4] = { 0 };
|
|
u32x c3[4] = { 0 };
|
|
|
|
switch_buffer_by_offset_carry_le (w0, w1, w2, w3, c0, c1, c2, c3, pos);
|
|
|
|
ctx->m[ 0] |= w0[0];
|
|
ctx->m[ 1] |= w0[1];
|
|
ctx->m[ 2] |= w0[2];
|
|
ctx->m[ 3] |= w0[3];
|
|
ctx->m[ 4] |= w1[0];
|
|
ctx->m[ 5] |= w1[1];
|
|
ctx->m[ 6] |= w1[2];
|
|
ctx->m[ 7] |= w1[3];
|
|
ctx->m[ 8] |= w2[0];
|
|
ctx->m[ 9] |= w2[1];
|
|
ctx->m[10] |= w2[2];
|
|
ctx->m[11] |= w2[3];
|
|
ctx->m[12] |= w3[0];
|
|
ctx->m[13] |= w3[1];
|
|
ctx->m[14] |= w3[2];
|
|
ctx->m[15] |= w3[3];
|
|
|
|
// len must be a multiple of 64 (not ctx->len) for BLAKE2S_UPDATE:
|
|
|
|
const u32x cur_len = ((ctx->len + len) / 64) * 64;
|
|
|
|
blake2s_transform_vector (ctx->h, ctx->m, cur_len, BLAKE2S_UPDATE);
|
|
|
|
ctx->m[ 0] = c0[0];
|
|
ctx->m[ 1] = c0[1];
|
|
ctx->m[ 2] = c0[2];
|
|
ctx->m[ 3] = c0[3];
|
|
ctx->m[ 4] = c1[0];
|
|
ctx->m[ 5] = c1[1];
|
|
ctx->m[ 6] = c1[2];
|
|
ctx->m[ 7] = c1[3];
|
|
ctx->m[ 8] = c2[0];
|
|
ctx->m[ 9] = c2[1];
|
|
ctx->m[10] = c2[2];
|
|
ctx->m[11] = c2[3];
|
|
ctx->m[12] = c3[0];
|
|
ctx->m[13] = c3[1];
|
|
ctx->m[14] = c3[2];
|
|
ctx->m[15] = c3[3];
|
|
}
|
|
}
|
|
|
|
ctx->len += len;
|
|
}
|
|
|
|
DECLSPEC void blake2s_update_vector (PRIVATE_AS blake2s_ctx_vector_t *ctx, PRIVATE_AS const u32x *w, const int len)
|
|
{
|
|
u32x w0[4];
|
|
u32x w1[4];
|
|
u32x w2[4];
|
|
u32x w3[4];
|
|
|
|
const int limit = (const int) len - 64; // int type needed, could be negative
|
|
|
|
int pos1;
|
|
int pos4;
|
|
|
|
for (pos1 = 0, pos4 = 0; pos1 < limit; pos1 += 64, pos4 += 16)
|
|
{
|
|
w0[0] = w[pos4 + 0];
|
|
w0[1] = w[pos4 + 1];
|
|
w0[2] = w[pos4 + 2];
|
|
w0[3] = w[pos4 + 3];
|
|
w1[0] = w[pos4 + 4];
|
|
w1[1] = w[pos4 + 5];
|
|
w1[2] = w[pos4 + 6];
|
|
w1[3] = w[pos4 + 7];
|
|
w2[0] = w[pos4 + 8];
|
|
w2[1] = w[pos4 + 9];
|
|
w2[2] = w[pos4 + 10];
|
|
w2[3] = w[pos4 + 11];
|
|
w3[0] = w[pos4 + 12];
|
|
w3[1] = w[pos4 + 13];
|
|
w3[2] = w[pos4 + 14];
|
|
w3[3] = w[pos4 + 15];
|
|
|
|
blake2s_update_vector_64 (ctx, w0, w1, w2, w3, 64);
|
|
}
|
|
|
|
w0[0] = w[pos4 + 0];
|
|
w0[1] = w[pos4 + 1];
|
|
w0[2] = w[pos4 + 2];
|
|
w0[3] = w[pos4 + 3];
|
|
w1[0] = w[pos4 + 4];
|
|
w1[1] = w[pos4 + 5];
|
|
w1[2] = w[pos4 + 6];
|
|
w1[3] = w[pos4 + 7];
|
|
w2[0] = w[pos4 + 8];
|
|
w2[1] = w[pos4 + 9];
|
|
w2[2] = w[pos4 + 10];
|
|
w2[3] = w[pos4 + 11];
|
|
w3[0] = w[pos4 + 12];
|
|
w3[1] = w[pos4 + 13];
|
|
w3[2] = w[pos4 + 14];
|
|
w3[3] = w[pos4 + 15];
|
|
|
|
blake2s_update_vector_64 (ctx, w0, w1, w2, w3, len - (u32) pos1);
|
|
}
|
|
|
|
DECLSPEC void blake2s_final_vector (PRIVATE_AS blake2s_ctx_vector_t *ctx)
|
|
{
|
|
blake2s_transform_vector (ctx->h, ctx->m, (u32x) ctx->len, BLAKE2S_FINAL);
|
|
}
|