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Code Issues Releases Wiki Activity

Add module_build_plain_postprocess()

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This commit is contained in:
jsteube 2019-01-03 15:43:19 +01:00
parent 704f353395
commit e537197184
6 changed files with 41 additions and 20 deletions
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16
include/modules.h
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@ -2,6 +2,8 @@
#ifndef _MODULES_H
#define _MODULES_H
void module_init (module_ctx_t *module_ctx);
u32 module_attack_exec (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra);
void *module_benchmark_esalt (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra);
void *module_benchmark_hook_salt (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra);
@ -42,14 +44,14 @@ const char *module_st_pass (MAYBE_UNUSED const hashconfig_t *ha
u64 module_tmp_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra);
bool module_warmup_disable (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra);
int module_hash_decode_outfile (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, const char *line_buf, MAYBE_UNUSED const int line_len);
int module_hash_decode_zero_hash (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf);
int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, const char *line_buf, MAYBE_UNUSED const int line_len);
int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const void *digest_buf, MAYBE_UNUSED const salt_t *salt, MAYBE_UNUSED const void *esalt_buf, char *line_buf, MAYBE_UNUSED const int line_size);
int module_hash_decode_outfile (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, const char *line_buf, MAYBE_UNUSED const int line_len);
int module_hash_decode_zero_hash (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf);
int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, const char *line_buf, MAYBE_UNUSED const int line_len);
int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const void *digest_buf, MAYBE_UNUSED const salt_t *salt, MAYBE_UNUSED const void *esalt_buf, char *line_buf, MAYBE_UNUSED const int line_size);
void hook12_func (hc_device_param_t *device_param, void *hook_salts_buf, const u32 salt_pos, const u64 pws_cnt);
void hook23_func (hc_device_param_t *device_param, void *hook_salts_buf, const u32 salt_pos, const u64 pws_cnt);
void module_hook12 (hc_device_param_t *device_param, void *hook_salts_buf, const u32 salt_pos, const u64 pws_cnt);
void module_hook23 (hc_device_param_t *device_param, void *hook_salts_buf, const u32 salt_pos, const u64 pws_cnt);
void module_init (module_ctx_t *module_ctx);
int module_build_plain_postprocess (const u32 *src_buf, MAYBE_UNUSED const size_t src_sz, const int src_len, u32 *dst_buf, MAYBE_UNUSED const size_t dst_sz);
#endif // _MODULES_H

2
include/types.h
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@ -2288,6 +2288,8 @@ typedef struct module_ctx
void (*module_hook12) (hc_device_param_t *, const void *, const u32, const u64);
void (*module_hook23) (hc_device_param_t *, const void *, const u32, const u64);
int (*module_build_plain_postprocess) (const u32 *, const size_t, const int, u32 *, const size_t);
} module_ctx_t;
typedef struct hashcat_ctx

1
modules/module_01000.c
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@ -120,6 +120,7 @@ void module_init (module_ctx_t *module_ctx)
module_ctx->module_benchmark_hook_salt = NULL;
module_ctx->module_benchmark_mask = NULL;
module_ctx->module_benchmark_salt = NULL;
module_ctx->module_build_plain_postprocess = NULL;
module_ctx->module_dgst_pos0 = module_dgst_pos0;
module_ctx->module_dgst_pos1 = module_dgst_pos1;
module_ctx->module_dgst_pos2 = module_dgst_pos2;

25
src/hashes.c
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@ -263,10 +263,11 @@ int save_hash (hashcat_ctx_t *hashcat_ctx)
void check_hash (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param, plain_t *plain)
{
debugfile_ctx_t *debugfile_ctx = hashcat_ctx->debugfile_ctx;
loopback_ctx_t *loopback_ctx = hashcat_ctx->loopback_ctx;
hashes_t *hashes = hashcat_ctx->hashes;
hashconfig_t *hashconfig = hashcat_ctx->hashconfig;
const debugfile_ctx_t *debugfile_ctx = hashcat_ctx->debugfile_ctx;
const hashes_t *hashes = hashcat_ctx->hashes;
const hashconfig_t *hashconfig = hashcat_ctx->hashconfig;
const loopback_ctx_t *loopback_ctx = hashcat_ctx->loopback_ctx;
const module_ctx_t *module_ctx = hashcat_ctx->module_ctx;
const u32 salt_pos = plain->salt_pos;
const u32 digest_pos = plain->digest_pos; // relative
@ -288,18 +289,18 @@ void check_hash (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param, pl
build_plain (hashcat_ctx, device_param, plain, plain_buf, &plain_len);
// TOTP should be base32 encoded
if (hashconfig->hash_mode == KERN_TYPE_TOTP_HMACSHA1)
if (module_ctx->module_build_plain_postprocess)
{
// we need a temp buffer for the base32 encoding
u32 temp_buf[64] = { 0 };
u8 *temp_ptr = (u8 *) temp_buf;
// encode our plain
plain_len = base32_encode (int_to_base32, (const u8 *) plain_ptr, plain_len, (u8 *) temp_buf);
const int temp_len = module_ctx->module_build_plain_postprocess (plain_buf, sizeof (plain_buf), plain_len, temp_buf, sizeof (temp_buf));
// copy the base32 content into our plain buffer
strncpy ((char *) plain_ptr, (char *) temp_ptr, sizeof (plain_buf));
if (temp_len < (int) sizeof (plain_buf))
{
memcpy (plain_buf, temp_buf, temp_len);
plain_len = temp_len;
}
}
// crackpos

1
src/interface.c
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@ -1425,7 +1425,6 @@ bool default_potfile_disable (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE
return potfile_disable;
}
// migrate
void to_hccapx_t (hashcat_ctx_t *hashcat_ctx, hccapx_t *hccapx, const u32 salt_pos, const u32 digest_pos)

16
src/interface_migrate.c
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@ -28533,3 +28533,19 @@ bool potfile_keep_all_hashes
}
}
int build_plain_postprocess (const u32 *src_buf, MAYBE_UNUSED const size_t src_sz, const int src_len, u32 *dst_buf, MAYBE_UNUSED const size_t dst_sz)
{
// TOTP should be base32 encoded
if (hashconfig->hash_mode == 18100)
{
// encode our plain
return base32_encode (int_to_base32, (const u8 *) src_buf, src_len, (u8 *) temp_buf);
}
}