/* $OpenBSD: cts128test.c,v 1.3 2018/07/17 17:06:49 tb Exp $ */ /* ==================================================================== * Copyright (c) 2008 The OpenSSL Project. All rights reserved. * * Rights for redistribution and usage in source and binary * forms are granted according to the OpenSSL license. */ #include #include #include #include #include void test_vector(const unsigned char *vector,size_t len); void test_nistvector(const unsigned char *vector,size_t len); /* test vectors from RFC 3962 */ static const unsigned char test_key[16] = "chicken teriyaki"; static const unsigned char test_input[64] = "I would like the" " General Gau's C" "hicken, please, " "and wonton soup."; static const unsigned char test_iv[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; static const unsigned char vector_17[17] = {0xc6,0x35,0x35,0x68,0xf2,0xbf,0x8c,0xb4, 0xd8,0xa5,0x80,0x36,0x2d,0xa7,0xff,0x7f, 0x97}; static const unsigned char vector_31[31] = {0xfc,0x00,0x78,0x3e,0x0e,0xfd,0xb2,0xc1, 0xd4,0x45,0xd4,0xc8,0xef,0xf7,0xed,0x22, 0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5}; static const unsigned char vector_32[32] = {0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5,0xa8, 0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84}; static const unsigned char vector_47[47] = {0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84, 0xb3,0xff,0xfd,0x94,0x0c,0x16,0xa1,0x8c, 0x1b,0x55,0x49,0xd2,0xf8,0x38,0x02,0x9e, 0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5}; static const unsigned char vector_48[48] = {0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84, 0x9d,0xad,0x8b,0xbb,0x96,0xc4,0xcd,0xc0, 0x3b,0xc1,0x03,0xe1,0xa1,0x94,0xbb,0xd8, 0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5,0xa8}; static const unsigned char vector_64[64] = {0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84, 0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5,0xa8, 0x48,0x07,0xef,0xe8,0x36,0xee,0x89,0xa5, 0x26,0x73,0x0d,0xbc,0x2f,0x7b,0xc8,0x40, 0x9d,0xad,0x8b,0xbb,0x96,0xc4,0xcd,0xc0, 0x3b,0xc1,0x03,0xe1,0xa1,0x94,0xbb,0xd8}; static AES_KEY encks, decks; void test_vector(const unsigned char *vector,size_t len) { unsigned char iv[sizeof(test_iv)]; unsigned char cleartext[64],ciphertext[64]; size_t tail; printf("vector_%zu\n",len); fflush(stdout); if ((tail=len%16) == 0) tail = 16; tail += 16; /* test block-based encryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_cts128_encrypt_block(test_input,ciphertext,len,&encks,iv,(block128_f)AES_encrypt); if (memcmp(ciphertext,vector,len)) fprintf(stderr,"output_%zu mismatch\n",len), exit(1); if (memcmp(iv,vector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(1); /* test block-based decryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_cts128_decrypt_block(ciphertext,cleartext,len,&decks,iv,(block128_f)AES_decrypt); if (memcmp(cleartext,test_input,len)) fprintf(stderr,"input_%zu mismatch\n",len), exit(2); if (memcmp(iv,vector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(2); /* test streamed encryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_cts128_encrypt(test_input,ciphertext,len,&encks,iv,(cbc128_f)AES_cbc_encrypt); if (memcmp(ciphertext,vector,len)) fprintf(stderr,"output_%zu mismatch\n",len), exit(3); if (memcmp(iv,vector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(3); /* test streamed decryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_cts128_decrypt(ciphertext,cleartext,len,&decks,iv,(cbc128_f)AES_cbc_encrypt); if (memcmp(cleartext,test_input,len)) fprintf(stderr,"input_%zu mismatch\n",len), exit(4); if (memcmp(iv,vector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(4); } void test_nistvector(const unsigned char *vector,size_t len) { unsigned char iv[sizeof(test_iv)]; unsigned char cleartext[64],ciphertext[64],nistvector[64]; size_t tail; printf("nistvector_%zu\n",len); fflush(stdout); if ((tail=len%16) == 0) tail = 16; len -= 16 + tail; memcpy(nistvector,vector,len); /* flip two last blocks */ memcpy(nistvector+len,vector+len+16,tail); memcpy(nistvector+len+tail,vector+len,16); len += 16 + tail; tail = 16; /* test block-based encryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_nistcts128_encrypt_block(test_input,ciphertext,len,&encks,iv,(block128_f)AES_encrypt); if (memcmp(ciphertext,nistvector,len)) fprintf(stderr,"output_%zu mismatch\n",len), exit(1); if (memcmp(iv,nistvector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(1); /* test block-based decryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_nistcts128_decrypt_block(ciphertext,cleartext,len,&decks,iv,(block128_f)AES_decrypt); if (memcmp(cleartext,test_input,len)) fprintf(stderr,"input_%zu mismatch\n",len), exit(2); if (memcmp(iv,nistvector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(2); /* test streamed encryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_nistcts128_encrypt(test_input,ciphertext,len,&encks,iv,(cbc128_f)AES_cbc_encrypt); if (memcmp(ciphertext,nistvector,len)) fprintf(stderr,"output_%zu mismatch\n",len), exit(3); if (memcmp(iv,nistvector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(3); /* test streamed decryption */ memcpy(iv,test_iv,sizeof(test_iv)); CRYPTO_nistcts128_decrypt(ciphertext,cleartext,len,&decks,iv,(cbc128_f)AES_cbc_encrypt); if (memcmp(cleartext,test_input,len)) fprintf(stderr,"input_%zu mismatch\n",len), exit(4); if (memcmp(iv,nistvector+len-tail,sizeof(iv))) fprintf(stderr,"iv_%zu mismatch\n",len), exit(4); } int main(int argc, char *argv[]) { AES_set_encrypt_key(test_key,128,&encks); AES_set_decrypt_key(test_key,128,&decks); test_vector(vector_17,sizeof(vector_17)); test_vector(vector_31,sizeof(vector_31)); test_vector(vector_32,sizeof(vector_32)); test_vector(vector_47,sizeof(vector_47)); test_vector(vector_48,sizeof(vector_48)); test_vector(vector_64,sizeof(vector_64)); test_nistvector(vector_17,sizeof(vector_17)); test_nistvector(vector_31,sizeof(vector_31)); test_nistvector(vector_32,sizeof(vector_32)); test_nistvector(vector_47,sizeof(vector_47)); test_nistvector(vector_48,sizeof(vector_48)); test_nistvector(vector_64,sizeof(vector_64)); return 0; }