arno/hashcat
1
0
Fork 0
mirror of https://github.com/hashcat/hashcat.git synced 2024-11-26 01:50:10 +00:00
Code Issues Releases Wiki Activity
4a0c47ca08
hashcat/OpenCL/m12300.cl

523 lines
16 KiB
Common Lisp
Raw Blame History

/**
* Author......: Jens Steube <jens.steube@gmail.com>
* License.....: MIT
*/
#define _PBKDF2_SHA512_
#include "include/constants.h"
#include "include/kernel_vendor.h"
#define DGST_R0 0
#define DGST_R1 1
#define DGST_R2 2
#define DGST_R3 3
#include "include/kernel_functions.c"
#include "types_ocl.c"
#include "common.c"
#define COMPARE_S "check_single_comp4.c"
#define COMPARE_M "check_multi_comp4.c"
__constant u64 k_sha512[80] =
{
SHA512C00, SHA512C01, SHA512C02, SHA512C03,
SHA512C04, SHA512C05, SHA512C06, SHA512C07,
SHA512C08, SHA512C09, SHA512C0a, SHA512C0b,
SHA512C0c, SHA512C0d, SHA512C0e, SHA512C0f,
SHA512C10, SHA512C11, SHA512C12, SHA512C13,
SHA512C14, SHA512C15, SHA512C16, SHA512C17,
SHA512C18, SHA512C19, SHA512C1a, SHA512C1b,
SHA512C1c, SHA512C1d, SHA512C1e, SHA512C1f,
SHA512C20, SHA512C21, SHA512C22, SHA512C23,
SHA512C24, SHA512C25, SHA512C26, SHA512C27,
SHA512C28, SHA512C29, SHA512C2a, SHA512C2b,
SHA512C2c, SHA512C2d, SHA512C2e, SHA512C2f,
SHA512C30, SHA512C31, SHA512C32, SHA512C33,
SHA512C34, SHA512C35, SHA512C36, SHA512C37,
SHA512C38, SHA512C39, SHA512C3a, SHA512C3b,
SHA512C3c, SHA512C3d, SHA512C3e, SHA512C3f,
SHA512C40, SHA512C41, SHA512C42, SHA512C43,
SHA512C44, SHA512C45, SHA512C46, SHA512C47,
SHA512C48, SHA512C49, SHA512C4a, SHA512C4b,
SHA512C4c, SHA512C4d, SHA512C4e, SHA512C4f,
};
static void sha512_transform (const u64 w[16], u64 dgst[8])
{
u64 a = dgst[0];
u64 b = dgst[1];
u64 c = dgst[2];
u64 d = dgst[3];
u64 e = dgst[4];
u64 f = dgst[5];
u64 g = dgst[6];
u64 h = dgst[7];
u64 w0_t = w[ 0];
u64 w1_t = w[ 1];
u64 w2_t = w[ 2];
u64 w3_t = w[ 3];
u64 w4_t = w[ 4];
u64 w5_t = w[ 5];
u64 w6_t = w[ 6];
u64 w7_t = w[ 7];
u64 w8_t = w[ 8];
u64 w9_t = w[ 9];
u64 wa_t = w[10];
u64 wb_t = w[11];
u64 wc_t = w[12];
u64 wd_t = w[13];
u64 we_t = w[14];
u64 wf_t = w[15];
#define ROUND_EXPAND() \
{ \
w0_t = SHA512_EXPAND (we_t, w9_t, w1_t, w0_t); \
w1_t = SHA512_EXPAND (wf_t, wa_t, w2_t, w1_t); \
w2_t = SHA512_EXPAND (w0_t, wb_t, w3_t, w2_t); \
w3_t = SHA512_EXPAND (w1_t, wc_t, w4_t, w3_t); \
w4_t = SHA512_EXPAND (w2_t, wd_t, w5_t, w4_t); \
w5_t = SHA512_EXPAND (w3_t, we_t, w6_t, w5_t); \
w6_t = SHA512_EXPAND (w4_t, wf_t, w7_t, w6_t); \
w7_t = SHA512_EXPAND (w5_t, w0_t, w8_t, w7_t); \
w8_t = SHA512_EXPAND (w6_t, w1_t, w9_t, w8_t); \
w9_t = SHA512_EXPAND (w7_t, w2_t, wa_t, w9_t); \
wa_t = SHA512_EXPAND (w8_t, w3_t, wb_t, wa_t); \
wb_t = SHA512_EXPAND (w9_t, w4_t, wc_t, wb_t); \
wc_t = SHA512_EXPAND (wa_t, w5_t, wd_t, wc_t); \
wd_t = SHA512_EXPAND (wb_t, w6_t, we_t, wd_t); \
we_t = SHA512_EXPAND (wc_t, w7_t, wf_t, we_t); \
wf_t = SHA512_EXPAND (wd_t, w8_t, w0_t, wf_t); \
}
#define ROUND_STEP(i) \
{ \
SHA512_STEP (SHA512_F0o, SHA512_F1o, a, b, c, d, e, f, g, h, w0_t, k_sha512[i + 0]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, h, a, b, c, d, e, f, g, w1_t, k_sha512[i + 1]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, g, h, a, b, c, d, e, f, w2_t, k_sha512[i + 2]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, f, g, h, a, b, c, d, e, w3_t, k_sha512[i + 3]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, e, f, g, h, a, b, c, d, w4_t, k_sha512[i + 4]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, d, e, f, g, h, a, b, c, w5_t, k_sha512[i + 5]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, c, d, e, f, g, h, a, b, w6_t, k_sha512[i + 6]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, b, c, d, e, f, g, h, a, w7_t, k_sha512[i + 7]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, a, b, c, d, e, f, g, h, w8_t, k_sha512[i + 8]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, h, a, b, c, d, e, f, g, w9_t, k_sha512[i + 9]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, g, h, a, b, c, d, e, f, wa_t, k_sha512[i + 10]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, f, g, h, a, b, c, d, e, wb_t, k_sha512[i + 11]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, e, f, g, h, a, b, c, d, wc_t, k_sha512[i + 12]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, d, e, f, g, h, a, b, c, wd_t, k_sha512[i + 13]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, c, d, e, f, g, h, a, b, we_t, k_sha512[i + 14]); \
SHA512_STEP (SHA512_F0o, SHA512_F1o, b, c, d, e, f, g, h, a, wf_t, k_sha512[i + 15]); \
}
ROUND_STEP (0);
//#pragma unroll // kernel fails if used
for (int i = 16; i < 80; i += 16)
{
ROUND_EXPAND (); ROUND_STEP (i);
}
dgst[0] += a;
dgst[1] += b;
dgst[2] += c;
dgst[3] += d;
dgst[4] += e;
dgst[5] += f;
dgst[6] += g;
dgst[7] += h;
}
static void hmac_run (const u64 w1[16], const u64 ipad[8], const u64 opad[8], u64 dgst[8])
{
dgst[0] = ipad[0];
dgst[1] = ipad[1];
dgst[2] = ipad[2];
dgst[3] = ipad[3];
dgst[4] = ipad[4];
dgst[5] = ipad[5];
dgst[6] = ipad[6];
dgst[7] = ipad[7];
sha512_transform (w1, dgst);
u64 w[16];
w[ 0] = dgst[0];
w[ 1] = dgst[1];
w[ 2] = dgst[2];
w[ 3] = dgst[3];
w[ 4] = dgst[4];
w[ 5] = dgst[5];
w[ 6] = dgst[6];
w[ 7] = dgst[7];
w[ 8] = 0x8000000000000000;
w[ 9] = 0;
w[10] = 0;
w[11] = 0;
w[12] = 0;
w[13] = 0;
w[14] = 0;
w[15] = (128 + 64) * 8;
dgst[0] = opad[0];
dgst[1] = opad[1];
dgst[2] = opad[2];
dgst[3] = opad[3];
dgst[4] = opad[4];
dgst[5] = opad[5];
dgst[6] = opad[6];
dgst[7] = opad[7];
sha512_transform (w, dgst);
}
static void hmac_init (u64 w[16], u64 ipad[8], u64 opad[8])
{
w[ 0] ^= 0x3636363636363636;
w[ 1] ^= 0x3636363636363636;
w[ 2] ^= 0x3636363636363636;
w[ 3] ^= 0x3636363636363636;
w[ 4] ^= 0x3636363636363636;
w[ 5] ^= 0x3636363636363636;
w[ 6] ^= 0x3636363636363636;
w[ 7] ^= 0x3636363636363636;
w[ 8] ^= 0x3636363636363636;
w[ 9] ^= 0x3636363636363636;
w[10] ^= 0x3636363636363636;
w[11] ^= 0x3636363636363636;
w[12] ^= 0x3636363636363636;
w[13] ^= 0x3636363636363636;
w[14] ^= 0x3636363636363636;
w[15] ^= 0x3636363636363636;
ipad[0] = SHA512M_A;
ipad[1] = SHA512M_B;
ipad[2] = SHA512M_C;
ipad[3] = SHA512M_D;
ipad[4] = SHA512M_E;
ipad[5] = SHA512M_F;
ipad[6] = SHA512M_G;
ipad[7] = SHA512M_H;
sha512_transform (w, ipad);
w[ 0] ^= 0x6a6a6a6a6a6a6a6a;
w[ 1] ^= 0x6a6a6a6a6a6a6a6a;
w[ 2] ^= 0x6a6a6a6a6a6a6a6a;
w[ 3] ^= 0x6a6a6a6a6a6a6a6a;
w[ 4] ^= 0x6a6a6a6a6a6a6a6a;
w[ 5] ^= 0x6a6a6a6a6a6a6a6a;
w[ 6] ^= 0x6a6a6a6a6a6a6a6a;
w[ 7] ^= 0x6a6a6a6a6a6a6a6a;
w[ 8] ^= 0x6a6a6a6a6a6a6a6a;
w[ 9] ^= 0x6a6a6a6a6a6a6a6a;
w[10] ^= 0x6a6a6a6a6a6a6a6a;
w[11] ^= 0x6a6a6a6a6a6a6a6a;
w[12] ^= 0x6a6a6a6a6a6a6a6a;
w[13] ^= 0x6a6a6a6a6a6a6a6a;
w[14] ^= 0x6a6a6a6a6a6a6a6a;
w[15] ^= 0x6a6a6a6a6a6a6a6a;
opad[0] = SHA512M_A;
opad[1] = SHA512M_B;
opad[2] = SHA512M_C;
opad[3] = SHA512M_D;
opad[4] = SHA512M_E;
opad[5] = SHA512M_F;
opad[6] = SHA512M_G;
opad[7] = SHA512M_H;
sha512_transform (w, opad);
}
__kernel void __attribute__((reqd_work_group_size (64, 1, 1))) m12300_init (__global pw_t *pws, __global gpu_rule_t *rules_buf, __global comb_t *combs_buf, __global bf_t *bfs_buf, __global oraclet_tmp_t *tmps, __global void *hooks, __global u32 *bitmaps_buf_s1_a, __global u32 *bitmaps_buf_s1_b, __global u32 *bitmaps_buf_s1_c, __global u32 *bitmaps_buf_s1_d, __global u32 *bitmaps_buf_s2_a, __global u32 *bitmaps_buf_s2_b, __global u32 *bitmaps_buf_s2_c, __global u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global digest_t *digests_buf, __global u32 *hashes_shown, __global salt_t *salt_bufs, __global void *esalt_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 rules_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
{
/**
* base
*/
const u32 gid = get_global_id (0);
if (gid >= gid_max) return;
u32 w0[4];
w0[0] = swap32 (pws[gid].i[ 0]);
w0[1] = swap32 (pws[gid].i[ 1]);
w0[2] = swap32 (pws[gid].i[ 2]);
w0[3] = swap32 (pws[gid].i[ 3]);
u32 w1[4];
w1[0] = swap32 (pws[gid].i[ 4]);
w1[1] = swap32 (pws[gid].i[ 5]);
w1[2] = swap32 (pws[gid].i[ 6]);
w1[3] = swap32 (pws[gid].i[ 7]);
u32 w2[4];
w2[0] = swap32 (pws[gid].i[ 8]);
w2[1] = swap32 (pws[gid].i[ 9]);
w2[2] = swap32 (pws[gid].i[10]);
w2[3] = swap32 (pws[gid].i[11]);
u32 w3[4];
w3[0] = swap32 (pws[gid].i[12]);
w3[1] = swap32 (pws[gid].i[13]);
w3[2] = swap32 (pws[gid].i[14]);
w3[3] = swap32 (pws[gid].i[15]);
/**
* salt
*/
u64 data[16];
data[ 0] = hl32_to_64 (salt_bufs[salt_pos].salt_buf[0], salt_bufs[salt_pos].salt_buf[1]);
data[ 1] = hl32_to_64 (salt_bufs[salt_pos].salt_buf[2], salt_bufs[salt_pos].salt_buf[3]);
data[ 2] = 0x415554485f50424b;
data[ 3] = 0x4446325f53504545;
data[ 4] = 0x44595f4b45590000;
data[ 5] = 0x0001800000000000;
data[ 6] = 0;
data[ 7] = 0;
data[ 8] = 0;
data[ 9] = 0;
data[10] = 0;
data[11] = 0;
data[12] = 0;
data[13] = 0;
data[14] = 0;
data[15] = (128 + 16 + 22 + 4) * 8;
u64 w[16];
w[ 0] = hl32_to_64 (w0[0], w0[1]);
w[ 1] = hl32_to_64 (w0[2], w0[3]);
w[ 2] = hl32_to_64 (w1[0], w1[1]);
w[ 3] = hl32_to_64 (w1[2], w1[3]);
w[ 4] = hl32_to_64 (w2[0], w2[1]);
w[ 5] = hl32_to_64 (w2[2], w2[3]);
w[ 6] = hl32_to_64 (w3[0], w3[1]);
w[ 7] = hl32_to_64 (w3[2], w3[3]);
w[ 8] = 0;
w[ 9] = 0;
w[10] = 0;
w[11] = 0;
w[12] = 0;
w[13] = 0;
w[14] = 0;
w[15] = 0;
u64 ipad[8];
u64 opad[8];
hmac_init (w, ipad, opad);
tmps[gid].ipad[0] = ipad[0];
tmps[gid].ipad[1] = ipad[1];
tmps[gid].ipad[2] = ipad[2];
tmps[gid].ipad[3] = ipad[3];
tmps[gid].ipad[4] = ipad[4];
tmps[gid].ipad[5] = ipad[5];
tmps[gid].ipad[6] = ipad[6];
tmps[gid].ipad[7] = ipad[7];
tmps[gid].opad[0] = opad[0];
tmps[gid].opad[1] = opad[1];
tmps[gid].opad[2] = opad[2];
tmps[gid].opad[3] = opad[3];
tmps[gid].opad[4] = opad[4];
tmps[gid].opad[5] = opad[5];
tmps[gid].opad[6] = opad[6];
tmps[gid].opad[7] = opad[7];
for (u32 i = 0, j = 1; i < 8; i += 8, j += 1)
{
u64 dgst[8];
hmac_run (data, ipad, opad, dgst);
tmps[gid].dgst[i + 0] = dgst[0];
tmps[gid].dgst[i + 1] = dgst[1];
tmps[gid].dgst[i + 2] = dgst[2];
tmps[gid].dgst[i + 3] = dgst[3];
tmps[gid].dgst[i + 4] = dgst[4];
tmps[gid].dgst[i + 5] = dgst[5];
tmps[gid].dgst[i + 6] = dgst[6];
tmps[gid].dgst[i + 7] = dgst[7];
tmps[gid].out[i + 0] = dgst[0];
tmps[gid].out[i + 1] = dgst[1];
tmps[gid].out[i + 2] = dgst[2];
tmps[gid].out[i + 3] = dgst[3];
tmps[gid].out[i + 4] = dgst[4];
tmps[gid].out[i + 5] = dgst[5];
tmps[gid].out[i + 6] = dgst[6];
tmps[gid].out[i + 7] = dgst[7];
}
}
__kernel void __attribute__((reqd_work_group_size (64, 1, 1))) m12300_loop (__global pw_t *pws, __global gpu_rule_t *rules_buf, __global comb_t *combs_buf, __global bf_t *bfs_buf, __global oraclet_tmp_t *tmps, __global void *hooks, __global u32 *bitmaps_buf_s1_a, __global u32 *bitmaps_buf_s1_b, __global u32 *bitmaps_buf_s1_c, __global u32 *bitmaps_buf_s1_d, __global u32 *bitmaps_buf_s2_a, __global u32 *bitmaps_buf_s2_b, __global u32 *bitmaps_buf_s2_c, __global u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global digest_t *digests_buf, __global u32 *hashes_shown, __global salt_t *salt_bufs, __global void *esalt_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 rules_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
{
const u32 gid = get_global_id (0);
if (gid >= gid_max) return;
u64 ipad[8];
ipad[0] = tmps[gid].ipad[0];
ipad[1] = tmps[gid].ipad[1];
ipad[2] = tmps[gid].ipad[2];
ipad[3] = tmps[gid].ipad[3];
ipad[4] = tmps[gid].ipad[4];
ipad[5] = tmps[gid].ipad[5];
ipad[6] = tmps[gid].ipad[6];
ipad[7] = tmps[gid].ipad[7];
u64 opad[8];
opad[0] = tmps[gid].opad[0];
opad[1] = tmps[gid].opad[1];
opad[2] = tmps[gid].opad[2];
opad[3] = tmps[gid].opad[3];
opad[4] = tmps[gid].opad[4];
opad[5] = tmps[gid].opad[5];
opad[6] = tmps[gid].opad[6];
opad[7] = tmps[gid].opad[7];
for (u32 i = 0; i < 8; i += 8)
{
u64 dgst[8];
dgst[0] = tmps[gid].dgst[i + 0];
dgst[1] = tmps[gid].dgst[i + 1];
dgst[2] = tmps[gid].dgst[i + 2];
dgst[3] = tmps[gid].dgst[i + 3];
dgst[4] = tmps[gid].dgst[i + 4];
dgst[5] = tmps[gid].dgst[i + 5];
dgst[6] = tmps[gid].dgst[i + 6];
dgst[7] = tmps[gid].dgst[i + 7];
u64 out[8];
out[0] = tmps[gid].out[i + 0];
out[1] = tmps[gid].out[i + 1];
out[2] = tmps[gid].out[i + 2];
out[3] = tmps[gid].out[i + 3];
out[4] = tmps[gid].out[i + 4];
out[5] = tmps[gid].out[i + 5];
out[6] = tmps[gid].out[i + 6];
out[7] = tmps[gid].out[i + 7];
for (u32 j = 0; j < loop_cnt; j++)
{
u64 w[16];
w[ 0] = dgst[0];
w[ 1] = dgst[1];
w[ 2] = dgst[2];
w[ 3] = dgst[3];
w[ 4] = dgst[4];
w[ 5] = dgst[5];
w[ 6] = dgst[6];
w[ 7] = dgst[7];
w[ 8] = 0x8000000000000000;
w[ 9] = 0;
w[10] = 0;
w[11] = 0;
w[12] = 0;
w[13] = 0;
w[14] = 0;
w[15] = (128 + 64) * 8;
hmac_run (w, ipad, opad, dgst);
out[0] ^= dgst[0];
out[1] ^= dgst[1];
out[2] ^= dgst[2];
out[3] ^= dgst[3];
out[4] ^= dgst[4];
out[5] ^= dgst[5];
out[6] ^= dgst[6];
out[7] ^= dgst[7];
}
tmps[gid].dgst[i + 0] = dgst[0];
tmps[gid].dgst[i + 1] = dgst[1];
tmps[gid].dgst[i + 2] = dgst[2];
tmps[gid].dgst[i + 3] = dgst[3];
tmps[gid].dgst[i + 4] = dgst[4];
tmps[gid].dgst[i + 5] = dgst[5];
tmps[gid].dgst[i + 6] = dgst[6];
tmps[gid].dgst[i + 7] = dgst[7];
tmps[gid].out[i + 0] = out[0];
tmps[gid].out[i + 1] = out[1];
tmps[gid].out[i + 2] = out[2];
tmps[gid].out[i + 3] = out[3];
tmps[gid].out[i + 4] = out[4];
tmps[gid].out[i + 5] = out[5];
tmps[gid].out[i + 6] = out[6];
tmps[gid].out[i + 7] = out[7];
}
}
__kernel void __attribute__((reqd_work_group_size (64, 1, 1))) m12300_comp (__global pw_t *pws, __global gpu_rule_t *rules_buf, __global comb_t *combs_buf, __global bf_t *bfs_buf, __global oraclet_tmp_t *tmps, __global void *hooks, __global u32 *bitmaps_buf_s1_a, __global u32 *bitmaps_buf_s1_b, __global u32 *bitmaps_buf_s1_c, __global u32 *bitmaps_buf_s1_d, __global u32 *bitmaps_buf_s2_a, __global u32 *bitmaps_buf_s2_b, __global u32 *bitmaps_buf_s2_c, __global u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global digest_t *digests_buf, __global u32 *hashes_shown, __global salt_t *salt_bufs, __global void *esalt_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 rules_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
{
/**
* base
*/
const u32 gid = get_global_id (0);
if (gid >= gid_max) return;
const u32 lid = get_local_id (0);
u64 w[16];
w[ 0] = tmps[gid].out[0];
w[ 1] = tmps[gid].out[1];
w[ 2] = tmps[gid].out[2];
w[ 3] = tmps[gid].out[3];
w[ 4] = tmps[gid].out[4];
w[ 5] = tmps[gid].out[5];
w[ 6] = tmps[gid].out[6];
w[ 7] = tmps[gid].out[7];
w[ 8] = hl32_to_64 (salt_bufs[salt_pos].salt_buf[0], salt_bufs[salt_pos].salt_buf[1]);
w[ 9] = hl32_to_64 (salt_bufs[salt_pos].salt_buf[2], salt_bufs[salt_pos].salt_buf[3]);
w[10] = 0x8000000000000000;
w[11] = 0;
w[12] = 0;
w[13] = 0;
w[14] = 0;
w[15] = (64 + 16) * 8;
u64 dgst[8];
dgst[0] = SHA512M_A;
dgst[1] = SHA512M_B;
dgst[2] = SHA512M_C;
dgst[3] = SHA512M_D;
dgst[4] = SHA512M_E;
dgst[5] = SHA512M_F;
dgst[6] = SHA512M_G;
dgst[7] = SHA512M_H;
sha512_transform (w, dgst);
const u32 r0 = h32_from_64 (dgst[0]);
const u32 r1 = l32_from_64 (dgst[0]);
const u32 r2 = h32_from_64 (dgst[1]);
const u32 r3 = l32_from_64 (dgst[1]);
#define il_pos 0
#include COMPARE_M
}
Reference in New Issue View Git Blame Copy Permalink