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393916c0bf
With hash-mode 9600 (MS Office 2013) there can be multiple hashes with the same salt but with different encryption verifiers in esalt_bufs. This commit adds the functionality to execute _comp kernels for different hashes after deriving their common key once. Fixes #1826
452 lines
9.8 KiB
Common Lisp
452 lines
9.8 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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#define NEW_SIMD_CODE
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#include "inc_vendor.cl"
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#include "inc_hash_constants.h"
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#include "inc_hash_functions.cl"
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#include "inc_types.cl"
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#include "inc_common.cl"
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#include "inc_simd.cl"
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#include "inc_hash_sha512.cl"
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#include "inc_cipher_aes.cl"
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#define COMPARE_S "inc_comp_single.cl"
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#define COMPARE_M "inc_comp_multi.cl"
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__kernel void m09600_init (KERN_ATTR_TMPS_ESALT (office2013_tmp_t, office2013_t))
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{
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/**
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* base
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*/
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const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
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sha512_ctx_t ctx;
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sha512_init (&ctx);
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sha512_update_global (&ctx, salt_bufs[salt_pos].salt_buf, salt_bufs[salt_pos].salt_len);
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sha512_update_global_utf16le_swap (&ctx, pws[gid].i, pws[gid].pw_len & 255);
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sha512_final (&ctx);
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tmps[gid].out[0] = ctx.h[0];
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tmps[gid].out[1] = ctx.h[1];
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tmps[gid].out[2] = ctx.h[2];
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tmps[gid].out[3] = ctx.h[3];
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tmps[gid].out[4] = ctx.h[4];
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tmps[gid].out[5] = ctx.h[5];
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tmps[gid].out[6] = ctx.h[6];
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tmps[gid].out[7] = ctx.h[7];
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}
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__kernel void m09600_loop (KERN_ATTR_TMPS_ESALT (office2013_tmp_t, office2013_t))
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{
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const u64 gid = get_global_id (0);
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if ((gid * VECT_SIZE) >= gid_max) return;
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u64x t0 = pack64v (tmps, out, gid, 0);
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u64x t1 = pack64v (tmps, out, gid, 1);
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u64x t2 = pack64v (tmps, out, gid, 2);
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u64x t3 = pack64v (tmps, out, gid, 3);
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u64x t4 = pack64v (tmps, out, gid, 4);
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u64x t5 = pack64v (tmps, out, gid, 5);
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u64x t6 = pack64v (tmps, out, gid, 6);
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u64x t7 = pack64v (tmps, out, gid, 7);
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u32x w0[4];
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u32x w1[4];
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u32x w2[4];
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u32x w3[4];
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u32x w4[4];
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u32x w5[4];
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u32x w6[4];
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u32x w7[4];
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w0[0] = 0;
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w0[1] = 0;
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w0[2] = 0;
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w0[3] = 0;
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w1[0] = 0;
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w1[1] = 0;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = 0;
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w4[0] = 0;
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w4[1] = 0x80000000;
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w4[2] = 0;
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w4[3] = 0;
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w5[0] = 0;
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w5[1] = 0;
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w5[2] = 0;
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w5[3] = 0;
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w6[0] = 0;
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w6[1] = 0;
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w6[2] = 0;
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w6[3] = 0;
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w7[0] = 0;
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w7[1] = 0;
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w7[2] = 0;
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w7[3] = (4 + 64) * 8;
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for (u32 i = 0, j = loop_pos; i < loop_cnt; i++, j++)
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{
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w0[0] = swap32 (j);
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w0[1] = h32_from_64 (t0);
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w0[2] = l32_from_64 (t0);
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w0[3] = h32_from_64 (t1);
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w1[0] = l32_from_64 (t1);
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w1[1] = h32_from_64 (t2);
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w1[2] = l32_from_64 (t2);
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w1[3] = h32_from_64 (t3);
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w2[0] = l32_from_64 (t3);
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w2[1] = h32_from_64 (t4);
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w2[2] = l32_from_64 (t4);
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w2[3] = h32_from_64 (t5);
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w3[0] = l32_from_64 (t5);
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w3[1] = h32_from_64 (t6);
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w3[2] = l32_from_64 (t6);
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w3[3] = h32_from_64 (t7);
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w4[0] = l32_from_64 (t7);
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u64x digest[8];
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digest[0] = SHA512M_A;
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digest[1] = SHA512M_B;
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digest[2] = SHA512M_C;
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digest[3] = SHA512M_D;
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digest[4] = SHA512M_E;
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digest[5] = SHA512M_F;
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digest[6] = SHA512M_G;
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digest[7] = SHA512M_H;
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sha512_transform_vector (w0, w1, w2, w3, w4, w5, w6, w7, digest);
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t0 = digest[0];
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t1 = digest[1];
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t2 = digest[2];
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t3 = digest[3];
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t4 = digest[4];
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t5 = digest[5];
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t6 = digest[6];
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t7 = digest[7];
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}
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unpack64v (tmps, out, gid, 0, t0);
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unpack64v (tmps, out, gid, 1, t1);
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unpack64v (tmps, out, gid, 2, t2);
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unpack64v (tmps, out, gid, 3, t3);
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unpack64v (tmps, out, gid, 4, t4);
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unpack64v (tmps, out, gid, 5, t5);
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unpack64v (tmps, out, gid, 6, t6);
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unpack64v (tmps, out, gid, 7, t7);
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}
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__kernel void m09600_comp (KERN_ATTR_TMPS_ESALT (office2013_tmp_t, office2013_t))
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{
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const u64 gid = get_global_id (0);
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const u64 lid = get_local_id (0);
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const u64 lsz = get_local_size (0);
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/**
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* aes shared
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*/
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#ifdef REAL_SHM
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__local u32 s_td0[256];
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__local u32 s_td1[256];
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__local u32 s_td2[256];
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__local u32 s_td3[256];
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__local u32 s_td4[256];
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__local u32 s_te0[256];
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__local u32 s_te1[256];
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__local u32 s_te2[256];
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__local u32 s_te3[256];
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__local u32 s_te4[256];
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for (MAYBE_VOLATILE u32 i = lid; i < 256; i += lsz)
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{
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s_td0[i] = td0[i];
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s_td1[i] = td1[i];
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s_td2[i] = td2[i];
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s_td3[i] = td3[i];
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s_td4[i] = td4[i];
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s_te0[i] = te0[i];
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s_te1[i] = te1[i];
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s_te2[i] = te2[i];
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s_te3[i] = te3[i];
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s_te4[i] = te4[i];
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}
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barrier (CLK_LOCAL_MEM_FENCE);
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#else
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__constant u32a *s_td0 = td0;
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__constant u32a *s_td1 = td1;
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__constant u32a *s_td2 = td2;
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__constant u32a *s_td3 = td3;
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__constant u32a *s_td4 = td4;
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__constant u32a *s_te0 = te0;
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__constant u32a *s_te1 = te1;
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__constant u32a *s_te2 = te2;
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__constant u32a *s_te3 = te3;
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__constant u32a *s_te4 = te4;
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#endif
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if (gid >= gid_max) return;
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/**
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* base
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*/
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u32 encryptedVerifierHashInputBlockKey[2] = { 0xfea7d276, 0x3b4b9e79 };
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u32 encryptedVerifierHashValueBlockKey[2] = { 0xd7aa0f6d, 0x3061344e };
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u64 tmp[8];
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tmp[0] = tmps[gid].out[0];
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tmp[1] = tmps[gid].out[1];
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tmp[2] = tmps[gid].out[2];
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tmp[3] = tmps[gid].out[3];
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tmp[4] = tmps[gid].out[4];
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tmp[5] = tmps[gid].out[5];
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tmp[6] = tmps[gid].out[6];
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tmp[7] = tmps[gid].out[7];
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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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u32 w4[4];
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u32 w5[4];
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u32 w6[4];
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u32 w7[4];
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w0[0] = h32_from_64_S (tmp[0]);
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w0[1] = l32_from_64_S (tmp[0]);
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w0[2] = h32_from_64_S (tmp[1]);
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w0[3] = l32_from_64_S (tmp[1]);
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w1[0] = h32_from_64_S (tmp[2]);
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w1[1] = l32_from_64_S (tmp[2]);
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w1[2] = h32_from_64_S (tmp[3]);
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w1[3] = l32_from_64_S (tmp[3]);
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w2[0] = h32_from_64_S (tmp[4]);
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w2[1] = l32_from_64_S (tmp[4]);
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w2[2] = h32_from_64_S (tmp[5]);
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w2[3] = l32_from_64_S (tmp[5]);
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w3[0] = h32_from_64_S (tmp[6]);
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w3[1] = l32_from_64_S (tmp[6]);
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w3[2] = h32_from_64_S (tmp[7]);
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w3[3] = l32_from_64_S (tmp[7]);
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w4[0] = encryptedVerifierHashInputBlockKey[0];
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w4[1] = encryptedVerifierHashInputBlockKey[1];
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w4[2] = 0;
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w4[3] = 0;
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w5[0] = 0;
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w5[1] = 0;
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w5[2] = 0;
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w5[3] = 0;
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w6[0] = 0;
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w6[1] = 0;
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w6[2] = 0;
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w6[3] = 0;
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w7[0] = 0;
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w7[1] = 0;
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w7[2] = 0;
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w7[3] = 0;
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sha512_ctx_t ctx;
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sha512_init (&ctx);
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sha512_update_128 (&ctx, w0, w1, w2, w3, w4, w5, w6, w7, 64 + 8);
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sha512_final (&ctx);
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u64 digest0[4];
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digest0[0] = ctx.h[0];
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digest0[1] = ctx.h[1];
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digest0[2] = ctx.h[2];
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digest0[3] = ctx.h[3];
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w0[0] = h32_from_64_S (tmp[0]);
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w0[1] = l32_from_64_S (tmp[0]);
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w0[2] = h32_from_64_S (tmp[1]);
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w0[3] = l32_from_64_S (tmp[1]);
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w1[0] = h32_from_64_S (tmp[2]);
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w1[1] = l32_from_64_S (tmp[2]);
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w1[2] = h32_from_64_S (tmp[3]);
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w1[3] = l32_from_64_S (tmp[3]);
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w2[0] = h32_from_64_S (tmp[4]);
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w2[1] = l32_from_64_S (tmp[4]);
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w2[2] = h32_from_64_S (tmp[5]);
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w2[3] = l32_from_64_S (tmp[5]);
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w3[0] = h32_from_64_S (tmp[6]);
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w3[1] = l32_from_64_S (tmp[6]);
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w3[2] = h32_from_64_S (tmp[7]);
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w3[3] = l32_from_64_S (tmp[7]);
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w4[0] = encryptedVerifierHashValueBlockKey[0];
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w4[1] = encryptedVerifierHashValueBlockKey[1];
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w4[2] = 0;
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w4[3] = 0;
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w5[0] = 0;
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w5[1] = 0;
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w5[2] = 0;
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w5[3] = 0;
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w6[0] = 0;
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w6[1] = 0;
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w6[2] = 0;
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w6[3] = 0;
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w7[0] = 0;
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w7[1] = 0;
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w7[2] = 0;
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w7[3] = 0;
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sha512_init (&ctx);
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sha512_update_128 (&ctx, w0, w1, w2, w3, w4, w5, w6, w7, 64 + 8);
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sha512_final (&ctx);
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u64 digest1[4];
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digest1[0] = ctx.h[0];
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digest1[1] = ctx.h[1];
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digest1[2] = ctx.h[2];
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digest1[3] = ctx.h[3];
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// now we got the AES key, decrypt the verifier
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u32 ukey[8];
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ukey[0] = h32_from_64_S (digest0[0]);
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ukey[1] = l32_from_64_S (digest0[0]);
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ukey[2] = h32_from_64_S (digest0[1]);
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ukey[3] = l32_from_64_S (digest0[1]);
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ukey[4] = h32_from_64_S (digest0[2]);
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ukey[5] = l32_from_64_S (digest0[2]);
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ukey[6] = h32_from_64_S (digest0[3]);
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ukey[7] = l32_from_64_S (digest0[3]);
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u32 ks[60];
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AES256_set_decrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3, s_te4, s_td0, s_td1, s_td2, s_td3, s_td4);
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const u32 digest_cur = digests_offset + loop_pos;
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u32 data[4];
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data[0] = esalt_bufs[digest_cur].encryptedVerifier[0];
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data[1] = esalt_bufs[digest_cur].encryptedVerifier[1];
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data[2] = esalt_bufs[digest_cur].encryptedVerifier[2];
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data[3] = esalt_bufs[digest_cur].encryptedVerifier[3];
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u32 out[4];
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AES256_decrypt (ks, data, out, s_td0, s_td1, s_td2, s_td3, s_td4);
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out[0] ^= salt_bufs[salt_pos].salt_buf[0];
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out[1] ^= salt_bufs[salt_pos].salt_buf[1];
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out[2] ^= salt_bufs[salt_pos].salt_buf[2];
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out[3] ^= salt_bufs[salt_pos].salt_buf[3];
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// do a sha512 of the result
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w0[0] = out[0];
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w0[1] = out[1];
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w0[2] = out[2];
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w0[3] = out[3];
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w1[0] = 0;
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w1[1] = 0;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = 0;
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w4[0] = 0;
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w4[1] = 0;
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w4[2] = 0;
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w4[3] = 0;
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w5[0] = 0;
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w5[1] = 0;
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w5[2] = 0;
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w5[3] = 0;
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w6[0] = 0;
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w6[1] = 0;
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w6[2] = 0;
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w6[3] = 0;
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w7[0] = 0;
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w7[1] = 0;
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w7[2] = 0;
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w7[3] = 0;
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sha512_init (&ctx);
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sha512_update_128 (&ctx, w0, w1, w2, w3, w4, w5, w6, w7, 16);
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sha512_final (&ctx);
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u64 digest[4];
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digest[0] = ctx.h[0];
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digest[1] = ctx.h[1];
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digest[2] = ctx.h[2];
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digest[3] = ctx.h[3];
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// encrypt with 2nd key
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ukey[0] = h32_from_64_S (digest1[0]);
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ukey[1] = l32_from_64_S (digest1[0]);
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ukey[2] = h32_from_64_S (digest1[1]);
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ukey[3] = l32_from_64_S (digest1[1]);
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ukey[4] = h32_from_64_S (digest1[2]);
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ukey[5] = l32_from_64_S (digest1[2]);
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ukey[6] = h32_from_64_S (digest1[3]);
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ukey[7] = l32_from_64_S (digest1[3]);
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AES256_set_encrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3, s_te4);
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data[0] = h32_from_64_S (digest[0]) ^ salt_bufs[salt_pos].salt_buf[0];
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data[1] = l32_from_64_S (digest[0]) ^ salt_bufs[salt_pos].salt_buf[1];
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data[2] = h32_from_64_S (digest[1]) ^ salt_bufs[salt_pos].salt_buf[2];
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data[3] = l32_from_64_S (digest[1]) ^ salt_bufs[salt_pos].salt_buf[3];
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AES256_encrypt (ks, data, out, s_te0, s_te1, s_te2, s_te3, s_te4);
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const u32 r0 = out[0];
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const u32 r1 = out[1];
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const u32 r2 = out[2];
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const u32 r3 = out[3];
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#define il_pos 0
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#include COMPARE_M
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}
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