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optimize md5 and aes

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This commit is contained in:
wangyu- 2017-09-18 07:10:24 -05:00
parent 0de85dd736
commit 661b329930
3 changed files with 35 additions and 34 deletions
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7
encrypt.cpp
View File

@ -208,6 +208,10 @@ 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) int cipher_aes128cbc_encrypt(const char *data,char *output,int &len,char * key)
{ {
static int first_time=1;
if(first_time==0) key=0;
else first_time=0;
char buf[buf_len]; char buf[buf_len];
memcpy(buf,data,len);//TODO inefficient code memcpy(buf,data,len);//TODO inefficient code
@ -253,6 +257,9 @@ 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) int cipher_aes128cbc_decrypt(const char *data,char *output,int &len,char * key)
{ {
static int first_time=1;
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%16 !=0) {mylog(log_debug,"len%%16!=0\n");return -1;}
//if(len<0) {mylog(log_debug,"len <0\n");return -1;} //if(len<0) {mylog(log_debug,"len <0\n");return -1;}

12
lib/aes_acc/aesacc.c
View File

@ -340,14 +340,15 @@ int AES_support_hwaccel(void)
void AES_CBC_encrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv) void AES_CBC_encrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv)
{ {
uint8_t iv_tmp[16]; uint8_t iv_tmp[16];
uint8_t rk[AES_RKSIZE]; static uint8_t rk[AES_RKSIZE];
if (key == NULL || iv == NULL) if (iv == NULL)
{ {
return; return;
} }
aeshw_init(); aeshw_init();
memcpy(iv_tmp, iv, 16); memcpy(iv_tmp, iv, 16);
if(key!= NULL)
setkey_enc(rk, key); setkey_enc(rk, key);
encrypt_cbc(rk, length, iv_tmp, input, output); encrypt_cbc(rk, length, iv_tmp, input, output);
} }
@ -355,15 +356,18 @@ void AES_CBC_encrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, co
void AES_CBC_decrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv) void AES_CBC_decrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv)
{ {
uint8_t iv_tmp[16]; uint8_t iv_tmp[16];
uint8_t rk[AES_RKSIZE]; static uint8_t rk[AES_RKSIZE];
if (key == NULL || iv == NULL) if (iv == NULL)
{ {
return; return;
} }
aeshw_init(); aeshw_init();
memcpy(iv_tmp, iv, 16); memcpy(iv_tmp, iv, 16);
if(key!= NULL)
{
setkey_dec(rk, key); setkey_dec(rk, key);
}
decrypt_cbc(rk, length, iv_tmp, input, output); decrypt_cbc(rk, length, iv_tmp, input, output);
} }

46
lib/aes_faster_c/wrapper.c
View File

@ -11,55 +11,45 @@
#endif #endif
static aes_context ctx_de;
static aes_context ctx_en;
inline void init_de()
{
static int done=0;
if(done==0)
{
aes_init( &ctx_de );
done=1;
}
}
inline void init_en()
{
static int done=0;
if(done==0)
{
aes_init( &ctx_en);
done=1;
}
}
void AES_ECB_encrypt(const uint8_t* input, const uint8_t* key, uint8_t *output, const uint32_t length) void AES_ECB_encrypt(const uint8_t* input, const uint8_t* key, uint8_t *output, const uint32_t length)
{ {
init_en();
printf("AES_ECB_encrypt not implemented\n"); printf("AES_ECB_encrypt not implemented\n");
exit(-1); exit(-1);
} }
void AES_ECB_decrypt(const uint8_t* input, const uint8_t* key, uint8_t *output, const uint32_t length) void AES_ECB_decrypt(const uint8_t* input, const uint8_t* key, uint8_t *output, const uint32_t length)
{ {
init_de();
printf("AES_ECB_encrypt not implemented\n"); printf("AES_ECB_encrypt not implemented\n");
exit(-1); exit(-1);
} }
void AES_CBC_encrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv) void AES_CBC_encrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv)
{ {
static aes_context ctx;
static int done=0;
if(done==0)
{
aes_init( &ctx);
done=1;
}
char tmp_iv[16]; char tmp_iv[16];
init_en(); if(key!=0) aes_setkey_enc(&ctx,key,AES_KEYSIZE);
if(key!=0) aes_setkey_enc(&ctx_en,key,AES_KEYSIZE);
memcpy(tmp_iv,iv,16); memcpy(tmp_iv,iv,16);
aes_crypt_cbc( &ctx_en, AES_ENCRYPT, length, (unsigned char* )tmp_iv, (const unsigned char*)input,(unsigned char*) output ); aes_crypt_cbc( &ctx, AES_ENCRYPT, length, (unsigned char* )tmp_iv, (const unsigned char*)input,(unsigned char*) output );
return ; return ;
} }
void AES_CBC_decrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv) void AES_CBC_decrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv)
{ {
static aes_context ctx;
static int done=0;
if(done==0)
{
aes_init( &ctx);
done=1;
}
char tmp_iv[16]; char tmp_iv[16];
init_de(); if(key!=0) aes_setkey_dec(&ctx,key,AES_KEYSIZE);
if(key!=0) aes_setkey_dec(&ctx_de,key,AES_KEYSIZE);
memcpy(tmp_iv,iv,16); memcpy(tmp_iv,iv,16);
aes_crypt_cbc( &ctx_de, AES_DECRYPT, length, (unsigned char*)tmp_iv, (const unsigned char*)input, (unsigned char*) output ); aes_crypt_cbc( &ctx,AES_DECRYPT, length, (unsigned char*)tmp_iv, (const unsigned char*)input, (unsigned char*) output );
return; return;
} }