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rename to 27300, reduced the amount of memory allocated in gpu for SNMPv3 HMAC-SHA512-384

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This commit is contained in:
Gabriele Gristina 2021-08-03 21:42:42 +02:00
parent 15b90c953e
commit 81b54c3689
5 changed files with 11 additions and 10 deletions
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16
OpenCL/m27000-pure.cl → OpenCL/m27300-pure.cl
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@ -30,6 +30,11 @@
#define SNMPV3_MAX_ENGINE_ELEMS 32 // 32 * 4 = 128 > 34, also has to be multiple of SNMPV3_MAX_PW_LENGTH
#define SNMPV3_MAX_PNUM_ELEMS 4 // 4 * 4 = 16 > 9
#define SNMPV3_MAX_PW_LENGTH_OPT 32
#define SNMPV3_TMP_ELEMS_OPT ((SNMPV3_MAX_PW_LENGTH_OPT * SNMPV3_MAX_PW_LENGTH) / 4)
// (32 * 128) / 4 = 1024
// for pw length > 32 we use global memory reads
typedef struct hmac_sha512_tmp
{
u32 tmp[SNMPV3_TMP_ELEMS];
@ -49,7 +54,7 @@ typedef struct snmpv3
} snmpv3_t;
KERNEL_FQ void m27000_init (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
KERNEL_FQ void m27300_init (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
{
/**
* modifier
@ -146,7 +151,7 @@ KERNEL_FQ void m27000_init (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
tmps[gid].h[7] = SHA512M_H;
}
KERNEL_FQ void m27000_loop (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
KERNEL_FQ void m27300_loop (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
{
/**
* base
@ -171,10 +176,7 @@ KERNEL_FQ void m27000_loop (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
const int pw_len128 = pw_len * 128;
#define SNMPV3_TMP_ELEMS_OPT 8192 // 8192 = (128 max pw length * 64) / sizeof (u32)
// for pw length > 128 we use global memory reads
if (pw_len < 128)
if (pw_len <= SNMPV3_MAX_PW_LENGTH_OPT)
{
u32 tmp[SNMPV3_TMP_ELEMS_OPT];
@ -294,7 +296,7 @@ KERNEL_FQ void m27000_loop (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
tmps[gid].h[7] = h[7];
}
KERNEL_FQ void m27000_comp (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
KERNEL_FQ void m27300_comp (KERN_ATTR_TMPS_ESALT (hmac_sha512_tmp_t, snmpv3_t))
{
/**
* modifier

1
docs/changes.txt
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@ -42,7 +42,6 @@
- Added hash-mode: SNMPv3 HMAC-SHA1-96
- Added hash-mode: SNMPv3 HMAC-MD5-96
- Added hash-mode: SNMPv3 HMAC-SHA512-384
* changes v6.2.2 -> v6.2.3

1
docs/readme.txt
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@ -157,7 +157,6 @@ NVIDIA GPUs require "NVIDIA Driver" (440.64 or later) and "CUDA Toolkit" (9.0 or
- IKE-PSK SHA1
- SNMPv3 HMAC-MD5-96
- SNMPv3 HMAC-SHA1-96
- SNMPv3 HMAC-SHA512-384
- WPA-EAPOL-PBKDF2
- WPA-EAPOL-PMK
- WPA-PBKDF2-PMKID+EAPOL

3
src/modules/module_27000.c → src/modules/module_27300.c
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@ -20,7 +20,7 @@ static const u32 DGST_POS3 = 1;
static const u32 DGST_SIZE = DGST_SIZE_8_6;
static const u32 HASH_CATEGORY = HASH_CATEGORY_NETWORK_PROTOCOL;
static const char *HASH_NAME = "SNMPv3 HMAC-SHA512-384";
static const u64 KERN_TYPE = 27000;
static const u64 KERN_TYPE = 27300;
static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
| OPTI_TYPE_USES_BITS_64;
static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_BE;
@ -333,6 +333,7 @@ void module_init (module_ctx_t *module_ctx)
module_ctx->module_esalt_size = module_esalt_size;
module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
module_ctx->module_extra_tmp_size = MODULE_DEFAULT;
// module_ctx->module_extra_tuningdb_block = MODULE_DEFAULT;
module_ctx->module_forced_outfile_format = MODULE_DEFAULT;
module_ctx->module_hash_binary_count = MODULE_DEFAULT;
module_ctx->module_hash_binary_parse = MODULE_DEFAULT;

0
tools/test_modules/m27000.pm → tools/test_modules/m27300.pm
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