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fixed a core

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root
2018-08-31 17:10:46 +00:00
parent 6153aca5d8
commit f0e36d7d7c
3 changed files with 19 additions and 26 deletions
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36
encrypt.cpp
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@@ -294,46 +294,33 @@ int de_padding(const char *data ,int &data_len,int padding_num)
int cipher_aes128cbc_encrypt(const char *data,char *output,int &len,char * key)
{
static int first_time=1;
char buf[buf_len];
memcpy(buf,data,len);//TODO inefficient code
if(padding(buf,len,16)<0) return -1;
if(aes_key_optimize)
{
if(first_time==0) key=0;
else first_time=0;
}
char buf[buf_len];
memcpy(buf,data,len);//TODO inefficient code
/*
int ori_len=len;
len+=2;//length
if(len%16!=0)
{
len= (len/16)*16+16;
}
//if(len>max_data_len) return -1;
buf[len-2]= (unsigned char)( (uint16_t(ori_len))>>8);
buf[len-1]=(unsigned char)( ((uint16_t(ori_len))<<8)>>8) ;*/
if(padding(buf,len,16)<0) return -1;
AES_CBC_encrypt_buffer((unsigned char *)output,(unsigned char *)buf,len,(unsigned char *)key,(unsigned char *)zero_iv);
return 0;
}
int cipher_aes128cfb_encrypt(const char *data,char *output,int &len,char * key)
{
static int first_time=1;
char buf[buf_len];
memcpy(buf,data,len);//TODO inefficient code
if(aes_key_optimize)
{
if(first_time==0) key=0;
else first_time=0;
}
char buf[buf_len];
memcpy(buf,data,len);//TODO inefficient code
//if(padding(buf,len,16)<0) return -1;
AES_CFB_encrypt_buffer((unsigned char *)output,(unsigned char *)buf,len,(unsigned char *)key,(unsigned char *)zero_iv);
return 0;
}
@@ -363,13 +350,12 @@ int cipher_none_encrypt(const char *data,char *output,int &len,char * key)
int cipher_aes128cbc_decrypt(const char *data,char *output,int &len,char * key)
{
static int first_time=1;
if(len%16 !=0) {mylog(log_debug,"len%%16!=0\n");return -1;}
if(aes_key_optimize)
{
if(first_time==0) key=0;
else first_time=0;
}
if(len%16 !=0) {mylog(log_debug,"len%%16!=0\n");return -1;}
//if(len<0) {mylog(log_debug,"len <0\n");return -1;}
AES_CBC_decrypt_buffer((unsigned char *)output,(unsigned char *)data,len,(unsigned char *)key,(unsigned char *)zero_iv);
if(de_padding(output,len,16)<0) return -1;
return 0;
@@ -382,8 +368,6 @@ int cipher_aes128cfb_decrypt(const char *data,char *output,int &len,char * key)
if(first_time==0) key=0;
else first_time=0;
}
//if(len%16 !=0) {mylog(log_debug,"len%%16!=0\n");return -1;}
//if(len<0) {mylog(log_debug,"len <0\n");return -1;}
AES_CFB_decrypt_buffer((unsigned char *)output,(unsigned char *)data,len,(unsigned char *)key,(unsigned char *)zero_iv);
//if(de_padding(output,len,16)<0) return -1;
return 0;