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added --fix-gro

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wangyu
2019-07-15 08:36:06 -04:00
parent 7d481d26b9
commit ee787e0d4a
11 changed files with 234 additions and 93 deletions
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8
encrypt.cpp
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@@ -26,6 +26,8 @@ unsigned char hmac_key_decrypt[hmac_key_len + 100]; //key for hmac
unsigned char cipher_key_encrypt[cipher_key_len + 100]; //key for aes etc.
unsigned char cipher_key_decrypt[cipher_key_len + 100]; //key for aes etc.
char gro_xor[16+100];//dirty fix for gro
unordered_map<int, const char *> auth_mode_tostring = {{auth_none, "none"}, {auth_md5, "md5"}, {auth_crc32, "crc32"},{auth_simple,"simple"},{auth_hmac_sha1,"hmac_sha1"},};
unordered_map<int, const char *> cipher_mode_tostring={{cipher_none,"none"},{cipher_aes128cfb,"aes128cfb"},{cipher_aes128cbc,"aes128cbc"},{cipher_xor,"xor"},};
@@ -48,9 +50,10 @@ int my_init_keys(const char * user_passwd,int is_client)
md5((uint8_t*)tmp,strlen(tmp),(uint8_t*)normal_key);
if(auth_mode==auth_hmac_sha1)
is_hmac_used=1;
if(is_hmac_used)
if(is_hmac_used||g_fix_gro)
{
unsigned char salt[400]="";
char salt_text[400]="udp2raw_salt1";
@@ -82,6 +85,9 @@ int my_init_keys(const char * user_passwd,int is_client)
assert( hkdf_sha256_expand( pbkdf2_output1,32, (unsigned char *)info_cipher_decrypt,strlen(info_cipher_decrypt), cipher_key_decrypt, cipher_key_len ) ==0);
assert( hkdf_sha256_expand( pbkdf2_output1,32, (unsigned char *)info_hmac_encrypt,strlen(info_hmac_encrypt), hmac_key_encrypt, hmac_key_len ) ==0);
assert( hkdf_sha256_expand( pbkdf2_output1,32, (unsigned char *)info_hmac_decrypt,strlen(info_hmac_decrypt), hmac_key_decrypt, hmac_key_len ) ==0);
const char *gro_info="gro";
assert( hkdf_sha256_expand( pbkdf2_output1,32, (unsigned char *)gro_info,strlen(gro_info), (unsigned char *)gro_xor, 16 ) ==0);
}
print_binary_chars(normal_key,16);