/** * Author......: See docs/credits.txt * License.....: MIT */ //too much register pressure //#define NEW_SIMD_CODE #ifdef KERNEL_STATIC #include "inc_vendor.h" #include "inc_types.h" #include "inc_common.cl" #include "inc_simd.cl" #include "inc_hash_md5.cl" #endif CONSTANT_AS u32a padding[8] = { 0x5e4ebf28, 0x418a754e, 0x564e0064, 0x0801faff, 0xb6002e2e, 0x803e68d0, 0xfea90c2f, 0x7a695364 }; typedef struct pdf { int V; int R; int P; int enc_md; u32 id_buf[8]; u32 u_buf[32]; u32 o_buf[32]; int id_len; int o_len; int u_len; u32 rc4key[2]; u32 rc4data[2]; } pdf_t; typedef struct { u8 S[256]; u32 wtf_its_faster; } RC4_KEY; DECLSPEC static void swap (LOCAL_AS RC4_KEY *rc4_key, const u8 i, const u8 j) { u8 tmp; tmp = rc4_key->S[i]; rc4_key->S[i] = rc4_key->S[j]; rc4_key->S[j] = tmp; } DECLSPEC static void rc4_init_16 (LOCAL_AS RC4_KEY *rc4_key, const u32 *data) { u32 v = 0x03020100; u32 a = 0x04040404; LOCAL_AS u32 *ptr = (LOCAL_AS u32 *) rc4_key->S; #ifdef _unroll #pragma unroll #endif for (u32 i = 0; i < 64; i++) { ptr[i] = v; v += a; } const u32 d0 = data[0] >> 0; const u32 d1 = data[0] >> 8; const u32 d2 = data[0] >> 16; const u32 d3 = data[0] >> 24; const u32 d4 = data[1] >> 0; u32 j = 0; #ifdef _unroll #pragma unroll #endif for (u32 i = 0; i < 255; i += 5) { j += rc4_key->S[i + 0] + d0; swap (rc4_key, i + 0, j); j += rc4_key->S[i + 1] + d1; swap (rc4_key, i + 1, j); j += rc4_key->S[i + 2] + d2; swap (rc4_key, i + 2, j); j += rc4_key->S[i + 3] + d3; swap (rc4_key, i + 3, j); j += rc4_key->S[i + 4] + d4; swap (rc4_key, i + 4, j); } j += rc4_key->S[255] + d0; swap (rc4_key, 255, j); } DECLSPEC static u8 rc4_next_16 (LOCAL_AS RC4_KEY *rc4_key, u8 i, u8 j, CONSTANT_AS u32a *in, u32 *out) { #ifdef _unroll #pragma unroll #endif for (u32 k = 0; k < 4; k++) { u32 xor4 = 0; u8 idx; i += 1; j += rc4_key->S[i]; swap (rc4_key, i, j); idx = rc4_key->S[i] + rc4_key->S[j]; xor4 |= rc4_key->S[idx] << 0; i += 1; j += rc4_key->S[i]; swap (rc4_key, i, j); idx = rc4_key->S[i] + rc4_key->S[j]; xor4 |= rc4_key->S[idx] << 8; i += 1; j += rc4_key->S[i]; swap (rc4_key, i, j); idx = rc4_key->S[i] + rc4_key->S[j]; xor4 |= rc4_key->S[idx] << 16; i += 1; j += rc4_key->S[i]; swap (rc4_key, i, j); idx = rc4_key->S[i] + rc4_key->S[j]; xor4 |= rc4_key->S[idx] << 24; out[k] = in[k] ^ xor4; } return j; } DECLSPEC static void m10400m (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KERN_ATTR_ESALT (pdf_t)) { /** * modifier */ const u64 gid = get_global_id (0); const u64 lid = get_local_id (0); /** * shared */ LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid]; /** * U_buf */ u32 o_buf[8]; o_buf[0] = esalt_bufs[digests_offset].o_buf[0]; o_buf[1] = esalt_bufs[digests_offset].o_buf[1]; o_buf[2] = esalt_bufs[digests_offset].o_buf[2]; o_buf[3] = esalt_bufs[digests_offset].o_buf[3]; o_buf[4] = esalt_bufs[digests_offset].o_buf[4]; o_buf[5] = esalt_bufs[digests_offset].o_buf[5]; o_buf[6] = esalt_bufs[digests_offset].o_buf[6]; o_buf[7] = esalt_bufs[digests_offset].o_buf[7]; u32 P = esalt_bufs[digests_offset].P; u32 id_buf[4]; id_buf[0] = esalt_bufs[digests_offset].id_buf[0]; id_buf[1] = esalt_bufs[digests_offset].id_buf[1]; id_buf[2] = esalt_bufs[digests_offset].id_buf[2]; id_buf[3] = esalt_bufs[digests_offset].id_buf[3]; u32 p0[4]; u32 p1[4]; u32 p2[4]; u32 p3[4]; p0[0] = padding[0]; p0[1] = padding[1]; p0[2] = padding[2]; p0[3] = padding[3]; p1[0] = padding[4]; p1[1] = padding[5]; p1[2] = padding[6]; p1[3] = padding[7]; p2[0] = 0; p2[1] = 0; p2[2] = 0; p2[3] = 0; p3[0] = 0; p3[1] = 0; p3[2] = 0; p3[3] = 0; switch_buffer_by_offset_le (p0, p1, p2, p3, pw_len); w0[0] |= p0[0]; w0[1] |= p0[1]; w0[2] |= p0[2]; w0[3] |= p0[3]; w1[0] |= p1[0]; w1[1] |= p1[1]; w1[2] |= p1[2]; w1[3] |= p1[3]; w2[0] |= p2[0]; w2[1] |= p2[1]; w2[2] |= p2[2]; w2[3] |= p2[3]; w3[0] |= p3[0]; w3[1] |= p3[1]; w3[2] |= p3[2]; w3[3] |= p3[3]; /** * loop */ u32 w0l = w0[0]; for (u32 il_pos = 0; il_pos < il_cnt; il_pos++) { const u32 w0r = ix_create_bft (bfs_buf, il_pos); w0[0] = w0l | w0r; /** * pdf */ u32 w0_t[4]; u32 w1_t[4]; u32 w2_t[4]; u32 w3_t[4]; // add password // truncate at 32 is wanted, not a bug! // add o_buf w0_t[0] = w0[0]; w0_t[1] = w0[1]; w0_t[2] = w0[2]; w0_t[3] = w0[3]; w1_t[0] = w1[0]; w1_t[1] = w1[1]; w1_t[2] = w1[2]; w1_t[3] = w1[3]; w2_t[0] = o_buf[0]; w2_t[1] = o_buf[1]; w2_t[2] = o_buf[2]; w2_t[3] = o_buf[3]; w3_t[0] = o_buf[4]; w3_t[1] = o_buf[5]; w3_t[2] = o_buf[6]; w3_t[3] = o_buf[7]; u32 digest[4]; digest[0] = MD5M_A; digest[1] = MD5M_B; digest[2] = MD5M_C; digest[3] = MD5M_D; md5_transform (w0_t, w1_t, w2_t, w3_t, digest); w0_t[0] = P; w0_t[1] = id_buf[0]; w0_t[2] = id_buf[1]; w0_t[3] = id_buf[2]; w1_t[0] = id_buf[3]; w1_t[1] = 0x80; w1_t[2] = 0; w1_t[3] = 0; w2_t[0] = 0; w2_t[1] = 0; w2_t[2] = 0; w2_t[3] = 0; w3_t[0] = 0; w3_t[1] = 0; w3_t[2] = 84 * 8; w3_t[3] = 0; md5_transform (w0_t, w1_t, w2_t, w3_t, digest); // now the RC4 part digest[1] = digest[1] & 0xff; digest[2] = 0; digest[3] = 0; rc4_init_16 (rc4_key, digest); u32 out[4]; rc4_next_16 (rc4_key, 0, 0, padding, out); COMPARE_M_SIMD (out[0], out[1], out[2], out[3]); } } DECLSPEC static void m10400s (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KERN_ATTR_ESALT (pdf_t)) { /** * modifier */ const u64 gid = get_global_id (0); const u64 lid = get_local_id (0); /** * shared */ LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid]; /** * U_buf */ u32 o_buf[8]; o_buf[0] = esalt_bufs[digests_offset].o_buf[0]; o_buf[1] = esalt_bufs[digests_offset].o_buf[1]; o_buf[2] = esalt_bufs[digests_offset].o_buf[2]; o_buf[3] = esalt_bufs[digests_offset].o_buf[3]; o_buf[4] = esalt_bufs[digests_offset].o_buf[4]; o_buf[5] = esalt_bufs[digests_offset].o_buf[5]; o_buf[6] = esalt_bufs[digests_offset].o_buf[6]; o_buf[7] = esalt_bufs[digests_offset].o_buf[7]; u32 P = esalt_bufs[digests_offset].P; u32 id_buf[4]; id_buf[0] = esalt_bufs[digests_offset].id_buf[0]; id_buf[1] = esalt_bufs[digests_offset].id_buf[1]; id_buf[2] = esalt_bufs[digests_offset].id_buf[2]; id_buf[3] = esalt_bufs[digests_offset].id_buf[3]; u32 p0[4]; u32 p1[4]; u32 p2[4]; u32 p3[4]; p0[0] = padding[0]; p0[1] = padding[1]; p0[2] = padding[2]; p0[3] = padding[3]; p1[0] = padding[4]; p1[1] = padding[5]; p1[2] = padding[6]; p1[3] = padding[7]; p2[0] = 0; p2[1] = 0; p2[2] = 0; p2[3] = 0; p3[0] = 0; p3[1] = 0; p3[2] = 0; p3[3] = 0; switch_buffer_by_offset_le (p0, p1, p2, p3, pw_len); w0[0] |= p0[0]; w0[1] |= p0[1]; w0[2] |= p0[2]; w0[3] |= p0[3]; w1[0] |= p1[0]; w1[1] |= p1[1]; w1[2] |= p1[2]; w1[3] |= p1[3]; w2[0] |= p2[0]; w2[1] |= p2[1]; w2[2] |= p2[2]; w2[3] |= p2[3]; w3[0] |= p3[0]; w3[1] |= p3[1]; w3[2] |= p3[2]; w3[3] |= p3[3]; /** * digest */ const u32 search[4] = { digests_buf[digests_offset].digest_buf[DGST_R0], digests_buf[digests_offset].digest_buf[DGST_R1], digests_buf[digests_offset].digest_buf[DGST_R2], digests_buf[digests_offset].digest_buf[DGST_R3] }; /** * loop */ u32 w0l = w0[0]; for (u32 il_pos = 0; il_pos < il_cnt; il_pos++) { const u32 w0r = ix_create_bft (bfs_buf, il_pos); w0[0] = w0l | w0r; /** * pdf */ u32 w0_t[4]; u32 w1_t[4]; u32 w2_t[4]; u32 w3_t[4]; // add password // truncate at 32 is wanted, not a bug! // add o_buf w0_t[0] = w0[0]; w0_t[1] = w0[1]; w0_t[2] = w0[2]; w0_t[3] = w0[3]; w1_t[0] = w1[0]; w1_t[1] = w1[1]; w1_t[2] = w1[2]; w1_t[3] = w1[3]; w2_t[0] = o_buf[0]; w2_t[1] = o_buf[1]; w2_t[2] = o_buf[2]; w2_t[3] = o_buf[3]; w3_t[0] = o_buf[4]; w3_t[1] = o_buf[5]; w3_t[2] = o_buf[6]; w3_t[3] = o_buf[7]; u32 digest[4]; digest[0] = MD5M_A; digest[1] = MD5M_B; digest[2] = MD5M_C; digest[3] = MD5M_D; md5_transform (w0_t, w1_t, w2_t, w3_t, digest); w0_t[0] = P; w0_t[1] = id_buf[0]; w0_t[2] = id_buf[1]; w0_t[3] = id_buf[2]; w1_t[0] = id_buf[3]; w1_t[1] = 0x80; w1_t[2] = 0; w1_t[3] = 0; w2_t[0] = 0; w2_t[1] = 0; w2_t[2] = 0; w2_t[3] = 0; w3_t[0] = 0; w3_t[1] = 0; w3_t[2] = 84 * 8; w3_t[3] = 0; md5_transform (w0_t, w1_t, w2_t, w3_t, digest); // now the RC4 part digest[1] = digest[1] & 0xff; digest[2] = 0; digest[3] = 0; rc4_init_16 (rc4_key, digest); u32 out[4]; rc4_next_16 (rc4_key, 0, 0, padding, out); COMPARE_S_SIMD (out[0], out[1], out[2], out[3]); } } KERNEL_FQ void m10400_m04 (KERN_ATTR_ESALT (pdf_t)) { /** * base */ const u64 gid = get_global_id (0); if (gid >= gid_max) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = 0; w1[1] = 0; w1[2] = 0; w1[3] = 0; u32 w2[4]; w2[0] = 0; w2[1] = 0; w2[2] = 0; w2[3] = 0; u32 w3[4]; w3[0] = 0; w3[1] = 0; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_AS RC4_KEY rc4_keys[64]; m10400m (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max); } KERNEL_FQ void m10400_m08 (KERN_ATTR_ESALT (pdf_t)) { /** * base */ const u64 gid = get_global_id (0); if (gid >= gid_max) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 7]; u32 w2[4]; w2[0] = 0; w2[1] = 0; w2[2] = 0; w2[3] = 0; u32 w3[4]; w3[0] = 0; w3[1] = 0; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_AS RC4_KEY rc4_keys[64]; m10400m (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max); } KERNEL_FQ void m10400_m16 (KERN_ATTR_ESALT (pdf_t)) { /** * base */ const u64 gid = get_global_id (0); if (gid >= gid_max) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 7]; u32 w2[4]; w2[0] = pws[gid].i[ 8]; w2[1] = pws[gid].i[ 9]; w2[2] = pws[gid].i[10]; w2[3] = pws[gid].i[11]; u32 w3[4]; w3[0] = pws[gid].i[12]; w3[1] = pws[gid].i[13]; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_AS RC4_KEY rc4_keys[64]; m10400m (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max); } KERNEL_FQ void m10400_s04 (KERN_ATTR_ESALT (pdf_t)) { /** * base */ const u64 gid = get_global_id (0); if (gid >= gid_max) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = 0; w1[1] = 0; w1[2] = 0; w1[3] = 0; u32 w2[4]; w2[0] = 0; w2[1] = 0; w2[2] = 0; w2[3] = 0; u32 w3[4]; w3[0] = 0; w3[1] = 0; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_AS RC4_KEY rc4_keys[64]; m10400s (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max); } KERNEL_FQ void m10400_s08 (KERN_ATTR_ESALT (pdf_t)) { /** * base */ const u64 gid = get_global_id (0); if (gid >= gid_max) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 7]; u32 w2[4]; w2[0] = 0; w2[1] = 0; w2[2] = 0; w2[3] = 0; u32 w3[4]; w3[0] = 0; w3[1] = 0; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_AS RC4_KEY rc4_keys[64]; m10400s (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max); } KERNEL_FQ void m10400_s16 (KERN_ATTR_ESALT (pdf_t)) { /** * base */ const u64 gid = get_global_id (0); if (gid >= gid_max) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 7]; u32 w2[4]; w2[0] = pws[gid].i[ 8]; w2[1] = pws[gid].i[ 9]; w2[2] = pws[gid].i[10]; w2[3] = pws[gid].i[11]; u32 w3[4]; w3[0] = pws[gid].i[12]; w3[1] = pws[gid].i[13]; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_AS RC4_KEY rc4_keys[64]; m10400s (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max); }