main.cpp

AES 128/256位密钥加密算法

#include "stdio.h"
#include "rijndael.h"
#include "string.h"

RIJNDAEL_context ctx;
byte scratch[16];	   

int main()
{
    const byte plaintext_256[16] = {
        0x06,0x9A,0x00,0x7F,0xC7,0x6A,0x45,0x9F,
        0x98,0xBA,0xF9,0x17,0xFE,0xDF,0x95,0x21
    };
    const byte key_256[32] = {
        0x08,0x09,0x0A,0x0B,0x0D,0x0E,0x0F,0x10,
        0x12,0x13,0x14,0x15,0x17,0x18,0x19,0x1A,
        0x1C,0x1D,0x1E,0x1F,0x21,0x22,0x23,0x24,
        0x26,0x27,0x28,0x29,0x2B,0x2C,0x2D,0x2E
    };
    const byte ciphertext_256[16] = {
        0x08,0x0E,0x95,0x17,0xEB,0x16,0x77,0x71,
        0x9A,0xCF,0x72,0x80,0x86,0x04,0x0A,0xE3
    };

    rijndael_setkey (&ctx, key_256, sizeof(key_256));
    rijndael_encrypt (&ctx, scratch, plaintext_256);
    if (memcmp (scratch, ciphertext_256, sizeof (ciphertext_256)))
        printf("Rijndael-256 test encryption failed.\n");
    rijndael_decrypt (&ctx, scratch, scratch);
    if (memcmp (scratch, plaintext_256, sizeof (plaintext_256)))
        printf("Rijndael-256 test decryption failed.\n");

	return 0;
}