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Merge pull request #3545 from willcrozi/bugfix-stdout-rules-#3537

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stdout mode: zero output buffer between rules (fixes #3537)
This commit is contained in:
Jens Steube 2022-12-23 21:43:43 +01:00 committed by GitHub
commit 61c0c66c08
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 27 additions and 27 deletions
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54
src/stdout.c
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@ -96,9 +96,11 @@ int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param,
out.len = 0;
u32 plain_buf[64] = { 0 };
#define BUF_SZ (PW_MAX / sizeof(u32))
u8 *plain_ptr = (u8 *) plain_buf;
u32 plain_buf[BUF_SZ] = { 0 };
u8 *const plain_ptr = (u8 *) plain_buf;
u32 plain_len = 0;
@ -197,10 +199,7 @@ int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param,
{
while (pw_idx <= pw_idx_last)
{
u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
u32 pw_len = pw_idx->len;
pw_idx++;
u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
@ -213,41 +212,42 @@ int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param,
plain_buf[i] = pw[i];
}
plain_len = apply_rules_optimized (straight_ctx->kernel_rules_buf[off].cmds, &plain_buf[0], &plain_buf[4], pw_len);
plain_len = apply_rules_optimized (straight_ctx->kernel_rules_buf[off].cmds, &plain_buf[0], &plain_buf[4], pw_idx->len);
}
else
{
for (int i = 0; i < 64; i++)
for (u32 i = 0; i < pw_idx->cnt; i++)
{
plain_buf[i] = pw[i];
}
plain_len = apply_rules (straight_ctx->kernel_rules_buf[off].cmds, plain_buf, pw_len);
plain_len = apply_rules (straight_ctx->kernel_rules_buf[off].cmds, plain_buf, pw_idx->len);
}
if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
out_push (&out, plain_ptr, plain_len);
memset (plain_ptr, 0, BUF_SZ);
}
pw_idx++;
}
}
else if (user_options->attack_mode == ATTACK_MODE_COMBI)
{
while (pw_idx <= pw_idx_last)
{
u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
u32 pw_len = pw_idx->len;
pw_idx++;
u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
for (int i = 0; i < 64; i++)
for (u32 i = 0; i < pw_idx->cnt; i++)
{
plain_buf[i] = pw[i];
}
plain_len = pw_len;
plain_len = pw_idx->len;
char *comb_buf = (char *) device_param->combs_buf[il_pos].i;
u32 comb_len = device_param->combs_buf[il_pos].pw_len;
@ -269,25 +269,24 @@ int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param,
out_push (&out, plain_ptr, plain_len);
}
pw_idx++;
}
}
else if (user_options->attack_mode == ATTACK_MODE_HYBRID1)
{
while (pw_idx <= pw_idx_last)
{
u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
u32 pw_len = pw_idx->len;
pw_idx++;
u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
for (int i = 0; i < 64; i++)
for (u32 i = 0; i < pw_idx->cnt; i++)
{
plain_buf[i] = pw[i];
}
plain_len = pw_len;
plain_len = pw_idx->len;
u64 off = device_param->kernel_params_mp_buf64[3] + il_pos;
@ -300,16 +299,15 @@ int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param,
out_push (&out, plain_ptr, plain_len);
}
pw_idx++;
}
}
else if ((user_options->attack_mode == ATTACK_MODE_HYBRID2) && (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL))
{
while (pw_idx <= pw_idx_last)
{
char *pw = (char *) (pws_comp_blk + (pw_idx->off - off_blk));
u32 pw_len = (pw_idx->len);
pw_idx++;
char *pw = (char *) (pws_comp_blk + (pw_idx->off - off_blk));
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
@ -322,14 +320,16 @@ int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param,
plain_len = stop;
memcpy (plain_ptr + plain_len, pw, pw_len);
memcpy (plain_ptr + plain_len, pw, pw_idx->len);
plain_len += pw_len;
plain_len += pw_idx->len;
if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
out_push (&out, plain_ptr, plain_len);
}
pw_idx++;
}
}