// Test AES
int main(void)
{
byte key[] = {0x12,0x34,0x56,0x12,0x34,0x56,0x12,0x34,0x56,0x12,0x34,0x56,0x12,0x34,0x56,0x12};
byte msg[] = {0xab,0xcd,0xef,0xab,0xcd,0xef,0xab,0xcd,0xef,0xab,0xcd,0xef,0xab,0xcd,0xef,0xab};
byte encrypted[16], decrypted[16];
printf("Test AES\r\n\n");
Pretty(key,16,"Key: ");
Pretty(msg,16,"Original: ");
EncryptAES(msg,key,encrypted);
printf("Encrypted should be: 85E5A3D7356A61E29A8AFA559AD67102\r\n");
Pretty(encrypted,16,"Encrypted: ");
DecryptAES(encrypted,key,decrypted);
Pretty(decrypted,16,"Decrypted: ");
return 0;
}
int TestAES()
{
printf("This is AES test\n");
//要加密的数据
char encrypt_input_data[] = "hello suiui, this is a test for AES!";
//加密数据的长度
size_t encrypt_input_length = 0;
encrypt_input_length = strlen(encrypt_input_data);
printf("要加密的数据: \n");
printf("%s\n", encrypt_input_data);
//创建密钥
unsigned char key[20];
int ret = 0;
memset(key, 0, 20 * sizeof(unsigned char));
ret = CreateSecretKey(key, 20);
if (ret == 0)
{
printf("create AES key failed \n");
exit(0);//TODO
}
else
{
printf("Curent AES key len: %d , The AES key; %s\n", ret, (char *)key);
}
//分配相应的buffer 存储加密数据和解密数据
//需要分配的buffer大小，
int len = 0;
unsigned char * outdata_e = NULL;
unsigned char * outdata_d = NULL;
len = sizeof(encrypt_input_data) + 32;
//printf("encrypt input data len = %d\n", len);
outdata_e = (unsigned char *)malloc(len * sizeof(unsigned char));
if (!outdata_e)
{
printf("malloc outdata_e failed\n");
exit(0);//TODO
}
outdata_d = (unsigned char *)malloc(len* sizeof(unsigned char));
if (!outdata_d)
{
printf("malloc outdata_d failed\n");
exit(0);//TODO
}
memset(outdata_e, 0, len * sizeof(unsigned char));
size_t encrypt_outdata_e_length = 0;
printf("加密中.............\n");
if (0 != EncryptAES(key, (const unsigned char *)encrypt_input_data, encrypt_input_length, outdata_e, encrypt_outdata_e_length))
{
printf("EncryptAES error, key:%s\n", key);
exit(0); //TODO
}
size_t decrypt_outdata_d_length = 0;
memset(outdata_d, 0, len * sizeof(unsigned char));
printf("解密中.............\n");
if (0 != DecryptAES(key, outdata_e, encrypt_outdata_e_length, outdata_d, decrypt_outdata_d_length))
{
printf("DecryptAES error, key:%s\n", key);
exit(0); //TODO
}
printf("解密数据长度:\n");
for (int i = 0; i < decrypt_outdata_d_length; i++)
{
printf("%c", outdata_d[i]);
}
printf("\n");
free(outdata_d);
free(outdata_e);
return 0;
}