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Code Issues Releases Wiki Activity

Added AES_GCM_ALT1 and fix opencl compiler warnings

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This commit is contained in:
Gabriele Gristina 2020-12-26 07:07:56 +01:00
parent 54df7d53ea
commit 92bfe11671
4 changed files with 57 additions and 26 deletions
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49
OpenCL/inc_cipher_aes-gcm.cl
View File

@ -10,6 +10,7 @@
#include "inc_cipher_aes.h"
#include "inc_cipher_aes-gcm.h"
#ifndef AES_GCM_ALT1
DECLSPEC void AES_GCM_shift_right_block(uchar *block)
{
u32 val;
@ -36,6 +37,7 @@ DECLSPEC void AES_GCM_shift_right_block(uchar *block)
val >>= 1;
p[0].x = hc_swap32_S (val);
}
#endif // AES_GCM_ALT1
DECLSPEC void AES_GCM_inc32 (u32 *block)
{
@ -52,14 +54,21 @@ DECLSPEC void AES_GCM_xor_block (u32 *dst, const u32 *src)
DECLSPEC void AES_GCM_gf_mult (const uchar16 *x, const uchar16 *y, uchar16 *z)
{
u32 i, j, k;
u32 i, j;
z[0] = 0;
uchar16 v = y[0].s32107654ba98fedc;
u8 x_char[16] = { x[0].s3, x[0].s2, x[0].s1, x[0].s0, x[0].s7, x[0].s6, x[0].s5, x[0].s4, x[0].sb, x[0].sa, x[0].s9, x[0].s8, x[0].sf, x[0].se, x[0].sd, x[0].sc };
#ifndef AES_GCM_ALT1
u8 *v_char = (u8 *) &v;
#endif
u32 *i_char = (u32 *) &v;
u8 t = 0;
for (i = 0; i < 16; i++)
{
@ -70,15 +79,35 @@ DECLSPEC void AES_GCM_gf_mult (const uchar16 *x, const uchar16 *y, uchar16 *z)
z[0] ^= v;
}
if (v.sf & 0x01)
t = v.sf & 0x01;
#ifndef AES_GCM_ALT1
AES_GCM_shift_right_block(v_char);
#else
i_char[0] = hc_swap32_S (i_char[0]);
i_char[1] = hc_swap32_S (i_char[1]);
i_char[2] = hc_swap32_S (i_char[2]);
i_char[3] = hc_swap32_S (i_char[3]);
i_char[3] = (i_char[3] >> 1) | (i_char[2] << 31);
i_char[2] = (i_char[2] >> 1) | (i_char[1] << 31);
i_char[1] = (i_char[1] >> 1) | (i_char[0] << 31);
i_char[0] >>= 1;
i_char[0] = hc_swap32_S (i_char[0]);
i_char[1] = hc_swap32_S (i_char[1]);
i_char[2] = hc_swap32_S (i_char[2]);
i_char[3] = hc_swap32_S (i_char[3]);
#endif // AES_GCM_ALT1
if (t)
{
AES_GCM_shift_right_block(v_char);
v.s0 ^= 0xe1;
}
else
{
AES_GCM_shift_right_block(v_char);
}
}
}
}
@ -87,7 +116,7 @@ DECLSPEC void AES_GCM_ghash (const u32 *subkey, const u32 *in, u32 in_len, u32 *
{
u32 m = in_len / 16;
u32 *xpos = in;
const u32 *xpos = in;
u32 tmp[4] = { 0 };
@ -97,7 +126,7 @@ DECLSPEC void AES_GCM_ghash (const u32 *subkey, const u32 *in, u32 in_len, u32 *
xpos += 4;
AES_GCM_gf_mult (out, subkey, tmp);
AES_GCM_gf_mult ((uchar16 *) out, (uchar16 *) subkey, (uchar16 *) tmp);
tmp[0] = hc_swap32_S (tmp[0]);
tmp[1] = hc_swap32_S (tmp[1]);
@ -126,7 +155,7 @@ DECLSPEC void AES_GCM_ghash (const u32 *subkey, const u32 *in, u32 in_len, u32 *
AES_GCM_xor_block (out, tmp);
AES_GCM_gf_mult (out, subkey, tmp);
AES_GCM_gf_mult ((uchar16 *) out, (uchar16 *) subkey, (uchar16 *) tmp);
out[0] = tmp[0];
out[1] = tmp[1];

3
OpenCL/inc_cipher_aes-gcm.h
View File

@ -6,7 +6,10 @@
#ifndef _INC_CIPHER_AES_GCM_H
#define _INC_CIPHER_AES_GCM_H
#ifndef AES_GCM_ALT1
DECLSPEC void AES_GCM_shift_right_block(uchar *block);
#endif
DECLSPEC void AES_GCM_inc32 (u32 *block);
DECLSPEC void AES_GCM_xor_block (u32 *dst, const u32 *src);
DECLSPEC void AES_GCM_gf_mult (const uchar16 *x, const uchar16 *y, uchar16 *z);

22
OpenCL/m27000-optimized.cl
View File

@ -4,6 +4,7 @@
*/
#define NEW_SIMD_CODE
#define AES_GCM_ALT1
#ifdef KERNEL_STATIC
#include "inc_vendor.h"
@ -281,15 +282,15 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
if (gid >= gid_max) return;
const u64 lid = get_local_id (0);
const u64 lsz = get_local_size (0);
/**
* aes shared
*/
#ifdef REAL_SHM
const u64 lid = get_local_id (0);
const u64 lsz = get_local_size (0);
LOCAL_VK u32 s_te0[256];
LOCAL_VK u32 s_te1[256];
LOCAL_VK u32 s_te2[256];
@ -332,9 +333,8 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
ukey[6] = tmps[gid].out[6];
ukey[7] = tmps[gid].out[7];
u32 key_len = 32 * 8;
u32 key[60] = { 0 };
u32 subKey[4] = { 0 };
AES256_set_encrypt_key (key, ukey, s_te0, s_te1, s_te2, s_te3);
@ -350,8 +350,6 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
esalt_bufs[DIGESTS_OFFSET].iv_buf[3]
};
const u32 iv_len = esalt_bufs[DIGESTS_OFFSET].iv_len;
u32 J0[4] = {
iv[0],
iv[1],
@ -389,7 +387,7 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
S[2] ^= enc[2];
S[3] ^= enc[3];
AES_GCM_gf_mult (S, subKey, t);
AES_GCM_gf_mult ((uchar16 *) S, (uchar16 *) subKey, (uchar16 *) t);
t[0] = hc_swap32_S (t[0]);
t[1] = hc_swap32_S (t[1]);
@ -401,7 +399,7 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
S[2] = t[2] ^ enc[6];
S[3] = t[3] ^ enc[7];
AES_GCM_gf_mult (S, subKey, t);
AES_GCM_gf_mult ((uchar16 *) S, (uchar16 *) subKey, (uchar16 *) t);
t[0] = hc_swap32_S (t[0]);
t[1] = hc_swap32_S (t[1]);
@ -413,7 +411,7 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
S[2] = t[2] ^ enc[10];
S[3] = t[3] ^ enc[11];
AES_GCM_gf_mult (S, subKey, t);
AES_GCM_gf_mult ((uchar16 *) S, (uchar16 *) subKey, (uchar16 *) t);
t[0] = hc_swap32_S (t[0]);
t[1] = hc_swap32_S (t[1]);
@ -435,7 +433,7 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
S[2] ^= t[2];
S[3] ^= t[3];
AES_GCM_gf_mult (S, subKey, t);
AES_GCM_gf_mult ((uchar16 *) S, (uchar16 *) subKey, (uchar16 *) t);
S[0] = hc_swap32_S (t[0]);
S[1] = hc_swap32_S (t[1]);
@ -452,7 +450,7 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
S[2] ^= len_buf[2];
S[3] ^= len_buf[3];
AES_GCM_gf_mult (S, subKey, t);
AES_GCM_gf_mult ((uchar16 *) S, (uchar16 *) subKey, (uchar16 *) t);
S[0] = hc_swap32_S (t[0]);
S[1] = hc_swap32_S (t[1]);

9
OpenCL/m27000-pure.cl
View File

@ -4,6 +4,7 @@
*/
#define NEW_SIMD_CODE
#define AES_GCM_ALT1
#ifdef KERNEL_STATIC
#include "inc_vendor.h"
@ -281,15 +282,15 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
if (gid >= gid_max) return;
const u64 lid = get_local_id (0);
const u64 lsz = get_local_size (0);
/**
* aes shared
*/
#ifdef REAL_SHM
const u64 lid = get_local_id (0);
const u64 lsz = get_local_size (0);
LOCAL_VK u32 s_te0[256];
LOCAL_VK u32 s_te1[256];
LOCAL_VK u32 s_te2[256];
@ -386,7 +387,7 @@ KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha256_tmp_t, pbkdf2_sh
u32 S[4] = { 0 };
u32 S_len = 16;
u32 aad_buf = 0;
u32 aad_buf[4] = { 0 };
u32 aad_len = 0;
AES_GCM_GHASH (subKey, aad_buf, aad_len, enc, enc_len, S);