changed kdf

This commit is contained in:
wangyu- 2018-06-22 22:20:48 -05:00
parent 65943053ff
commit 61512a15ec
2 changed files with 13 additions and 8 deletions

@ -1,6 +1,7 @@
#include "lib/aes.h"
#include "lib/md5.h"
#include "lib/pbkdf2-sha1.h"
#include "lib/pbkdf2-sha256.h"
#include <string.h>
#include <stdint.h>
#include <stdlib.h>
@ -45,16 +46,20 @@ int my_init_keys(const char * user_passwd)
md5((uint8_t*)tmp,strlen(tmp),(uint8_t*)normal_key);
PKCS5_PBKDF2_HMAC((uint8_t*)user_passwd,len,(uint8_t*)"hmac_key",strlen("hmac_key"),1000, hmac_key_len,hmac_key);
PKCS5_PBKDF2_HMAC((uint8_t*)user_passwd,len,(uint8_t*)"cipher_key",strlen("cipher_key"),1000,cipher_key_len,cipher_key);
if(auth_mode==auth_hmac_sha1)
{
is_hmac_used=1;
unsigned char salt[1000]="";
md5((uint8_t*)("udp2raw_salt1"),strlen("udp2raw_salt1"),salt); //TODO different salt per session
unsigned char pbkdf2_output[1000]="";
PKCS5_PBKDF2_HMAC_SHA256((uint8_t*)user_passwd,len,salt,16,10000, hmac_key_len+cipher_key_len,pbkdf2_output); //TODO HKDF, argon2 ?
memcpy(hmac_key,pbkdf2_output,hmac_key_len);
memcpy(cipher_key,pbkdf2_output+hmac_key_len,cipher_key_len);
}
//print_binary_chars(normal_key,16);
//print_binary_chars((char *)hmac_key,16);
//print_binary_chars((char *)cipher_key,16);
print_binary_chars(normal_key,16);
print_binary_chars((char *)hmac_key,16);
print_binary_chars((char *)cipher_key,16);
return 0;
}

@ -10,7 +10,7 @@ cc_arm= /toolchains/arm-2014.05/bin/arm-none-linux-gnueabi-g++
#cc_bcm2708=/home/wangyu/raspberry/tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian/bin/arm-linux-gnueabihf-g++
FLAGS= -std=c++11 -Wall -Wextra -Wno-unused-variable -Wno-unused-parameter -Wno-missing-field-initializers ${OPT}
COMMON=main.cpp lib/md5.c lib/pbkdf2-sha1.c encrypt.cpp log.cpp network.cpp common.cpp connection.cpp misc.cpp fd_manager.cpp -lpthread
COMMON=main.cpp lib/md5.c lib/pbkdf2-sha1.c lib/pbkdf2-sha256.c encrypt.cpp log.cpp network.cpp common.cpp connection.cpp misc.cpp fd_manager.cpp -lpthread
SOURCES= $(COMMON) lib/aes_faster_c/aes.c lib/aes_faster_c/wrapper.c
SOURCES_TINY_AES= $(COMMON) lib/aes.c
SOURCES_AES_ACC=$(COMMON) $(wildcard lib/aes_acc/aes*.c)