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8.6 KiB
437 lines
8.6 KiB
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#ifdef KERNEL_STATIC
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#include "inc_vendor.h"
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#include "inc_types.h"
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#include "inc_platform.cl"
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#include "inc_common.cl"
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#include "inc_hash_sha1.cl"
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#include "inc_cipher_aes.cl"
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#endif
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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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#define ROUNDS 0x40000
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#define PUTCHAR(a,p,c) ((u8 *)(a))[(p)] = (u8) (c)
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#define GETCHAR(a,p) ((u8 *)(a))[(p)]
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#define PUTCHAR_BE(a,p,c) ((u8 *)(a))[(p) ^ 3] = (u8) (c)
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#define GETCHAR_BE(a,p) ((u8 *)(a))[(p) ^ 3]
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#define MIN(a,b) (((a) < (b)) ? (a) : (b))
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typedef struct pbkdf2_sha1
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{
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u32 salt_buf[64];
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} pbkdf2_sha1_t;
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typedef struct rar3_tmp
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{
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u32 dgst[17][5];
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} rar3_tmp_t;
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DECLSPEC void memcat8c_be (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 len, const u32 append, u32 *digest)
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{
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const u32 func_len = len & 63;
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//const u32 mod = func_len & 3;
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const u32 div = func_len / 4;
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u32 tmp0;
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u32 tmp1;
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#if defined IS_AMD || defined IS_GENERIC
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tmp0 = hc_bytealign_be (0, append, func_len);
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tmp1 = hc_bytealign_be (append, 0, func_len);
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#endif
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#ifdef IS_NV
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const int selector = (0x76543210 >> ((func_len & 3) * 4)) & 0xffff;
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tmp0 = hc_byte_perm (append, 0, selector);
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tmp1 = hc_byte_perm (0, append, selector);
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#endif
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u32 carry = 0;
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switch (div)
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{
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case 0: w0[0] |= tmp0;
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w0[1] = tmp1;
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break;
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case 1: w0[1] |= tmp0;
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w0[2] = tmp1;
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break;
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case 2: w0[2] |= tmp0;
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w0[3] = tmp1;
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break;
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case 3: w0[3] |= tmp0;
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w1[0] = tmp1;
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break;
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case 4: w1[0] |= tmp0;
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w1[1] = tmp1;
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break;
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case 5: w1[1] |= tmp0;
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w1[2] = tmp1;
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break;
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case 6: w1[2] |= tmp0;
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w1[3] = tmp1;
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break;
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case 7: w1[3] |= tmp0;
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w2[0] = tmp1;
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break;
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case 8: w2[0] |= tmp0;
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w2[1] = tmp1;
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break;
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case 9: w2[1] |= tmp0;
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w2[2] = tmp1;
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break;
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case 10: w2[2] |= tmp0;
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w2[3] = tmp1;
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break;
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case 11: w2[3] |= tmp0;
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w3[0] = tmp1;
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break;
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case 12: w3[0] |= tmp0;
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w3[1] = tmp1;
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break;
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case 13: w3[1] |= tmp0;
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w3[2] = tmp1;
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break;
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case 14: w3[2] |= tmp0;
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w3[3] = tmp1;
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break;
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case 15: w3[3] |= tmp0;
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carry = tmp1;
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break;
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}
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const u32 new_len = func_len + 3;
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if (new_len >= 64)
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{
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sha1_transform (w0, w1, w2, w3, digest);
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w0[0] = carry;
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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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}
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}
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KERNEL_FQ void m12500_init (KERN_ATTR_TMPS_ESALT (rar3_tmp_t, pbkdf2_sha1_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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tmps[gid].dgst[0][0] = SHA1M_A;
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tmps[gid].dgst[0][1] = SHA1M_B;
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tmps[gid].dgst[0][2] = SHA1M_C;
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tmps[gid].dgst[0][3] = SHA1M_D;
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tmps[gid].dgst[0][4] = SHA1M_E;
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/**
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* context save
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*/
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sha1_ctx_t ctx;
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sha1_init (&ctx);
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}
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KERNEL_FQ void m12500_loop (KERN_ATTR_TMPS_ESALT (rar3_tmp_t, pbkdf2_sha1_t))
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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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/**
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* base
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*/
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const u32 pw_len = pws[gid].pw_len;
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u32 w[64] = { 0 };
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for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
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{
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w[idx] = pws[gid].i[idx];
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}
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u32 salt_buf[16];
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salt_buf[ 0] = salt_bufs[salt_pos].salt_buf[0];
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salt_buf[ 1] = salt_bufs[salt_pos].salt_buf[1];
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salt_buf[ 2] = 0;
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salt_buf[ 3] = 0;
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salt_buf[ 4] = 0;
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salt_buf[ 5] = 0;
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salt_buf[ 6] = 0;
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salt_buf[ 7] = 0;
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salt_buf[ 8] = 0;
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salt_buf[ 9] = 0;
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salt_buf[10] = 0;
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salt_buf[11] = 0;
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salt_buf[12] = 0;
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salt_buf[13] = 0;
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salt_buf[14] = 0;
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salt_buf[15] = 0;
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const u32 salt_len = 8;
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const u32 init_pos = loop_pos / (ROUNDS / 16);
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sha1_ctx_t ctx;
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sha1_init (&ctx);
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ctx.h[0] = tmps[gid].dgst[init_pos][0];
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ctx.h[1] = tmps[gid].dgst[init_pos][1];
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ctx.h[2] = tmps[gid].dgst[init_pos][2];
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ctx.h[3] = tmps[gid].dgst[init_pos][3];
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ctx.h[4] = tmps[gid].dgst[init_pos][4];
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for (u32 i = 0, j = loop_pos; i < 16384; i++, j++)
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{
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sha1_update_utf16le_swap (&ctx, w, pw_len);
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sha1_update_swap (&ctx, salt_buf, salt_len);
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memcat8c_be (ctx.w0, ctx.w1, ctx.w2, ctx.w3, ctx.len, hc_swap32_S (j), ctx.h);
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ctx.len += 3;
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}
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tmps[gid].dgst[init_pos + 1][0] = ctx.h[0];
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tmps[gid].dgst[init_pos + 1][1] = ctx.h[1];
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tmps[gid].dgst[init_pos + 1][2] = ctx.h[2];
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tmps[gid].dgst[init_pos + 1][3] = ctx.h[3];
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tmps[gid].dgst[init_pos + 1][4] = ctx.h[4];
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}
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KERNEL_FQ void m12500_comp (KERN_ATTR_TMPS_ESALT (rar3_tmp_t, pbkdf2_sha1_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_VK u32 s_td0[256];
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LOCAL_VK u32 s_td1[256];
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LOCAL_VK u32 s_td2[256];
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LOCAL_VK u32 s_td3[256];
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LOCAL_VK u32 s_td4[256];
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LOCAL_VK u32 s_te0[256];
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LOCAL_VK u32 s_te1[256];
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LOCAL_VK u32 s_te2[256];
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LOCAL_VK u32 s_te3[256];
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LOCAL_VK u32 s_te4[256];
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for (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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SYNC_THREADS ();
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#else
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CONSTANT_AS u32a *s_td0 = td0;
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CONSTANT_AS u32a *s_td1 = td1;
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CONSTANT_AS u32a *s_td2 = td2;
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CONSTANT_AS u32a *s_td3 = td3;
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CONSTANT_AS u32a *s_td4 = td4;
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CONSTANT_AS u32a *s_te0 = te0;
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CONSTANT_AS u32a *s_te1 = te1;
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CONSTANT_AS u32a *s_te2 = te2;
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CONSTANT_AS u32a *s_te3 = te3;
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CONSTANT_AS 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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const u32 pw_len = pws[gid].pw_len;
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u32 w[64] = { 0 };
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for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
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{
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w[idx] = pws[gid].i[idx];
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}
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u32 salt_buf[16];
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salt_buf[ 0] = salt_bufs[salt_pos].salt_buf[0];
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salt_buf[ 1] = salt_bufs[salt_pos].salt_buf[1];
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salt_buf[ 2] = 0;
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salt_buf[ 3] = 0;
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salt_buf[ 4] = 0;
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salt_buf[ 5] = 0;
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salt_buf[ 6] = 0;
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salt_buf[ 7] = 0;
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salt_buf[ 8] = 0;
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salt_buf[ 9] = 0;
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salt_buf[10] = 0;
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salt_buf[11] = 0;
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salt_buf[12] = 0;
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salt_buf[13] = 0;
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salt_buf[14] = 0;
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salt_buf[15] = 0;
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const u32 salt_len = 8;
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const u32 p3 = (pw_len * 2) + salt_len + 3;
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u32 h[5];
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h[0] = tmps[gid].dgst[16][0];
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h[1] = tmps[gid].dgst[16][1];
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h[2] = tmps[gid].dgst[16][2];
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h[3] = tmps[gid].dgst[16][3];
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h[4] = tmps[gid].dgst[16][4];
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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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w0[0] = 0x80000000;
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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] = (ROUNDS * p3) * 8;
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sha1_transform (w0, w1, w2, w3, h);
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u32 ukey[4];
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ukey[0] = hc_swap32_S (h[0]);
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ukey[1] = hc_swap32_S (h[1]);
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ukey[2] = hc_swap32_S (h[2]);
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ukey[3] = hc_swap32_S (h[3]);
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u32 ks[44];
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AES128_set_decrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3, s_td0, s_td1, s_td2, s_td3);
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u32 data[4];
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data[0] = salt_bufs[salt_pos].salt_buf[2];
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data[1] = salt_bufs[salt_pos].salt_buf[3];
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data[2] = salt_bufs[salt_pos].salt_buf[4];
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data[3] = salt_bufs[salt_pos].salt_buf[5];
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u32 out[4];
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AES128_decrypt (ks, data, out, s_td0, s_td1, s_td2, s_td3, s_td4);
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u32 iv[4];
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iv[0] = 0;
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iv[1] = 0;
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iv[2] = 0;
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iv[3] = 0;
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for (int i = 0; i < 16; i++)
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{
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sha1_ctx_t ctx;
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sha1_init (&ctx);
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ctx.h[0] = tmps[gid].dgst[i][0];
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ctx.h[1] = tmps[gid].dgst[i][1];
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ctx.h[2] = tmps[gid].dgst[i][2];
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ctx.h[3] = tmps[gid].dgst[i][3];
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ctx.h[4] = tmps[gid].dgst[i][4];
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const u32 iter_pos = i * (ROUNDS / 16);
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ctx.len = iter_pos * p3;
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sha1_update_utf16le_swap (&ctx, w, pw_len);
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sha1_update_swap (&ctx, salt_buf, salt_len);
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memcat8c_be (ctx.w0, ctx.w1, ctx.w2, ctx.w3, ctx.len, hc_swap32_S (iter_pos), ctx.h);
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ctx.len += 3;
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sha1_final (&ctx);
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PUTCHAR (iv, i, ctx.h[4] & 0xff);
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}
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out[0] ^= hc_swap32_S (iv[0]);
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out[1] ^= hc_swap32_S (iv[1]);
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out[2] ^= hc_swap32_S (iv[2]);
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out[3] ^= hc_swap32_S (iv[3]);
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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 = 0;
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const u32 r3 = 0;
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#define il_pos 0
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#ifdef KERNEL_STATIC
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#include COMPARE_M
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#endif
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}
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