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Speed improvements for all QNX /etc/shadow

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Speed improvements for all OpenSSH private key (by reducing max upported password length from 256 to 128)
This commit is contained in:
Jens Steube 2025-06-12 21:18:24 +02:00
parent ac6891e754
commit 2e640c4e9f
13 changed files with 106 additions and 91 deletions
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33
OpenCL/m19000-pure.cl
View File

@ -37,13 +37,31 @@ KERNEL_FQ void HC_ATTR_SEQ m19000_init (KERN_ATTR_TMPS (qnx_md5_tmp_t))
* init
*/
const u32 pw_len = pws[gid].pw_len;
u32 w[64] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = pws[gid].i[idx];
}
const u32 salt_len = salt_bufs[SALT_POS_HOST].salt_len;
u32 s[64] = { 0 };
for (u32 i = 0, idx = 0; i < salt_len; i += 4, idx += 1)
{
s[idx] = salt_bufs[SALT_POS_HOST].salt_buf[idx];
}
md5_ctx_t md5_ctx;
md5_init (&md5_ctx);
md5_update_global (&md5_ctx, salt_bufs[SALT_POS_HOST].salt_buf, salt_bufs[SALT_POS_HOST].salt_len);
md5_update (&md5_ctx, s, salt_len);
md5_update_global (&md5_ctx, pws[gid].i, pws[gid].pw_len);
md5_update (&md5_ctx, w, pw_len);
tmps[gid].md5_ctx = md5_ctx;
}
@ -58,11 +76,20 @@ KERNEL_FQ void HC_ATTR_SEQ m19000_loop (KERN_ATTR_TMPS (qnx_md5_tmp_t))
if (gid >= GID_CNT) return;
const u32 pw_len = pws[gid].pw_len;
u32 w[64] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = pws[gid].i[idx];
}
md5_ctx_t md5_ctx = tmps[gid].md5_ctx;
for (u32 i = 0; i < LOOP_CNT; i++)
{
md5_update_global (&md5_ctx, pws[gid].i, pws[gid].pw_len);
md5_update (&md5_ctx, w, pw_len);
}
tmps[gid].md5_ctx = md5_ctx;

33
OpenCL/m19100-pure.cl
View File

@ -37,13 +37,31 @@ KERNEL_FQ void HC_ATTR_SEQ m19100_init (KERN_ATTR_TMPS (qnx_sha256_tmp_t))
* init
*/
const u32 pw_len = pws[gid].pw_len;
u32 w[64] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = hc_swap32_S (pws[gid].i[idx]);
}
const u32 salt_len = salt_bufs[SALT_POS_HOST].salt_len;
u32 s[64] = { 0 };
for (u32 i = 0, idx = 0; i < salt_len; i += 4, idx += 1)
{
s[idx] = hc_swap32_S (salt_bufs[SALT_POS_HOST].salt_buf[idx]);
}
sha256_ctx_t sha256_ctx;
sha256_init (&sha256_ctx);
sha256_update_global_swap (&sha256_ctx, salt_bufs[SALT_POS_HOST].salt_buf, salt_bufs[SALT_POS_HOST].salt_len);
sha256_update (&sha256_ctx, s, salt_len);
sha256_update_global_swap (&sha256_ctx, pws[gid].i, pws[gid].pw_len);
sha256_update (&sha256_ctx, w, pw_len);
tmps[gid].sha256_ctx = sha256_ctx;
}
@ -58,11 +76,20 @@ KERNEL_FQ void HC_ATTR_SEQ m19100_loop (KERN_ATTR_TMPS (qnx_sha256_tmp_t))
if (gid >= GID_CNT) return;
const u32 pw_len = pws[gid].pw_len;
u32 w[64] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = hc_swap32_S (pws[gid].i[idx]);
}
sha256_ctx_t sha256_ctx = tmps[gid].sha256_ctx;
for (u32 i = 0; i < LOOP_CNT; i++)
{
sha256_update_global_swap (&sha256_ctx, pws[gid].i, pws[gid].pw_len);
sha256_update (&sha256_ctx, w, pw_len);
}
tmps[gid].sha256_ctx = sha256_ctx;

101
OpenCL/m19200-pure.cl
View File

@ -155,7 +155,7 @@ DECLSPEC u32 sha512_update_128_qnxbug (PRIVATE_AS sha512_ctx_t *ctx, PRIVATE_AS
return sav;
}
DECLSPEC u32 sha512_update_global_swap_qnxbug (PRIVATE_AS sha512_ctx_t *ctx, GLOBAL_AS const u32 *w, const int len, u32 sav)
DECLSPEC u32 sha512_update_qnxbug (PRIVATE_AS sha512_ctx_t *ctx, PRIVATE_AS const u32 *w, const int len, u32 sav)
{
u32 w0[4];
u32 w1[4];
@ -204,39 +204,6 @@ DECLSPEC u32 sha512_update_global_swap_qnxbug (PRIVATE_AS sha512_ctx_t *ctx, GLO
w7[2] = w[pos4 + 30];
w7[3] = w[pos4 + 31];
w0[0] = hc_swap32_S (w0[0]);
w0[1] = hc_swap32_S (w0[1]);
w0[2] = hc_swap32_S (w0[2]);
w0[3] = hc_swap32_S (w0[3]);
w1[0] = hc_swap32_S (w1[0]);
w1[1] = hc_swap32_S (w1[1]);
w1[2] = hc_swap32_S (w1[2]);
w1[3] = hc_swap32_S (w1[3]);
w2[0] = hc_swap32_S (w2[0]);
w2[1] = hc_swap32_S (w2[1]);
w2[2] = hc_swap32_S (w2[2]);
w2[3] = hc_swap32_S (w2[3]);
w3[0] = hc_swap32_S (w3[0]);
w3[1] = hc_swap32_S (w3[1]);
w3[2] = hc_swap32_S (w3[2]);
w3[3] = hc_swap32_S (w3[3]);
w4[0] = hc_swap32_S (w4[0]);
w4[1] = hc_swap32_S (w4[1]);
w4[2] = hc_swap32_S (w4[2]);
w4[3] = hc_swap32_S (w4[3]);
w5[0] = hc_swap32_S (w5[0]);
w5[1] = hc_swap32_S (w5[1]);
w5[2] = hc_swap32_S (w5[2]);
w5[3] = hc_swap32_S (w5[3]);
w6[0] = hc_swap32_S (w6[0]);
w6[1] = hc_swap32_S (w6[1]);
w6[2] = hc_swap32_S (w6[2]);
w6[3] = hc_swap32_S (w6[3]);
w7[0] = hc_swap32_S (w7[0]);
w7[1] = hc_swap32_S (w7[1]);
w7[2] = hc_swap32_S (w7[2]);
w7[3] = hc_swap32_S (w7[3]);
sav = sha512_update_128_qnxbug (ctx, w0, w1, w2, w3, w4, w5, w6, w7, 128, sav);
}
@ -273,39 +240,6 @@ DECLSPEC u32 sha512_update_global_swap_qnxbug (PRIVATE_AS sha512_ctx_t *ctx, GLO
w7[2] = w[pos4 + 30];
w7[3] = w[pos4 + 31];
w0[0] = hc_swap32_S (w0[0]);
w0[1] = hc_swap32_S (w0[1]);
w0[2] = hc_swap32_S (w0[2]);
w0[3] = hc_swap32_S (w0[3]);
w1[0] = hc_swap32_S (w1[0]);
w1[1] = hc_swap32_S (w1[1]);
w1[2] = hc_swap32_S (w1[2]);
w1[3] = hc_swap32_S (w1[3]);
w2[0] = hc_swap32_S (w2[0]);
w2[1] = hc_swap32_S (w2[1]);
w2[2] = hc_swap32_S (w2[2]);
w2[3] = hc_swap32_S (w2[3]);
w3[0] = hc_swap32_S (w3[0]);
w3[1] = hc_swap32_S (w3[1]);
w3[2] = hc_swap32_S (w3[2]);
w3[3] = hc_swap32_S (w3[3]);
w4[0] = hc_swap32_S (w4[0]);
w4[1] = hc_swap32_S (w4[1]);
w4[2] = hc_swap32_S (w4[2]);
w4[3] = hc_swap32_S (w4[3]);
w5[0] = hc_swap32_S (w5[0]);
w5[1] = hc_swap32_S (w5[1]);
w5[2] = hc_swap32_S (w5[2]);
w5[3] = hc_swap32_S (w5[3]);
w6[0] = hc_swap32_S (w6[0]);
w6[1] = hc_swap32_S (w6[1]);
w6[2] = hc_swap32_S (w6[2]);
w6[3] = hc_swap32_S (w6[3]);
w7[0] = hc_swap32_S (w7[0]);
w7[1] = hc_swap32_S (w7[1]);
w7[2] = hc_swap32_S (w7[2]);
w7[3] = hc_swap32_S (w7[3]);
sav = sha512_update_128_qnxbug (ctx, w0, w1, w2, w3, w4, w5, w6, w7, len - pos1, sav);
return sav;
@ -382,9 +316,27 @@ KERNEL_FQ void HC_ATTR_SEQ m19200_init (KERN_ATTR_TMPS (qnx_sha512_tmp_t))
sha512_init (&sha512_ctx);
sha512_update_global_swap (&sha512_ctx, salt_bufs[SALT_POS_HOST].salt_buf, salt_bufs[SALT_POS_HOST].salt_len);
const u32 pw_len = pws[gid].pw_len;
sha512_update_global_swap (&sha512_ctx, pws[gid].i, pws[gid].pw_len);
u32 w[64] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = hc_swap32_S (pws[gid].i[idx]);
}
const u32 salt_len = salt_bufs[SALT_POS_HOST].salt_len;
u32 s[64] = { 0 };
for (u32 i = 0, idx = 0; i < salt_len; i += 4, idx += 1)
{
s[idx] = hc_swap32_S (salt_bufs[SALT_POS_HOST].salt_buf[idx]);
}
sha512_update (&sha512_ctx, s, salt_len);
sha512_update (&sha512_ctx, w, pw_len);
tmps[gid].sha512_ctx = sha512_ctx;
tmps[gid].sav = 0;
@ -400,12 +352,21 @@ KERNEL_FQ void HC_ATTR_SEQ m19200_loop (KERN_ATTR_TMPS (qnx_sha512_tmp_t))
if (gid >= GID_CNT) return;
const u32 pw_len = pws[gid].pw_len;
u32 w[64] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = hc_swap32_S (pws[gid].i[idx]);
}
sha512_ctx_t sha512_ctx = tmps[gid].sha512_ctx;
u32 sav = tmps[gid].sav;
for (u32 i = 0; i < LOOP_CNT; i++)
{
sav = sha512_update_global_swap_qnxbug (&sha512_ctx, pws[gid].i, pws[gid].pw_len, sav);
sav = sha512_update_qnxbug (&sha512_ctx, w, pw_len, sav);
}
tmps[gid].sha512_ctx = sha512_ctx;

4
OpenCL/m22911_a3-pure.cl
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@ -115,7 +115,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22911_mxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
@ -340,7 +340,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22911_sxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{

4
OpenCL/m22921_a3-pure.cl
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@ -115,7 +115,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22921_mxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
@ -308,7 +308,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22921_sxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{

4
OpenCL/m22931_a3-pure.cl
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@ -139,7 +139,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22931_mxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
@ -365,7 +365,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22931_sxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{

4
OpenCL/m22941_a3-pure.cl
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@ -139,7 +139,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22941_mxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
@ -385,7 +385,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22941_sxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{

4
OpenCL/m22951_a3-pure.cl
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@ -139,7 +139,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22951_mxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
@ -389,7 +389,7 @@ KERNEL_FQ void HC_ATTR_SEQ m22951_sxx (KERN_ATTR_VECTOR_ESALT (pem_t))
const u32 pw_len = pws[gid].pw_len;
u32x w[64] = { 0 };
u32x w[32] = { 0 };
for (u32 i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{

2
tools/test_modules/m22911.pm
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@ -12,7 +12,7 @@ use Crypt::CBC;
use Crypt::DES_EDE3;
use Digest::MD5 qw (md5);
sub module_constraints { [[0, 256], [16, 16], [-1, -1], [-1, -1], [-1, -1]] }
sub module_constraints { [[0, 128], [16, 16], [-1, -1], [-1, -1], [-1, -1]] }
sub generate_key
{

2
tools/test_modules/m22921.pm
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@ -11,7 +11,7 @@ use warnings;
use Crypt::CBC;
use Digest::MD5 qw (md5);
sub module_constraints { [[0, 256], [16, 16], [-1, -1], [-1, -1], [-1, -1]] }
sub module_constraints { [[0, 128], [16, 16], [-1, -1], [-1, -1], [-1, -1]] }
sub generate_key
{

2
tools/test_modules/m22931.pm
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@ -11,7 +11,7 @@ use warnings;
use Crypt::CBC;
use Digest::MD5 qw (md5);
sub module_constraints { [[0, 256], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
sub module_constraints { [[0, 128], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
sub generate_key
{

2
tools/test_modules/m22941.pm
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@ -11,7 +11,7 @@ use warnings;
use Crypt::CBC;
use Digest::MD5 qw (md5);
sub module_constraints { [[0, 256], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
sub module_constraints { [[0, 128], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
sub generate_key
{

2
tools/test_modules/m22951.pm
View File

@ -11,7 +11,7 @@ use warnings;
use Crypt::CBC;
use Digest::MD5 qw (md5);
sub module_constraints { [[0, 256], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
sub module_constraints { [[0, 128], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
sub generate_key
{