/* ====================================================================
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#include <string.h>
#include <openssl/err.h>
#include <openssl/fips.h>
#include "crypto/fips.h"
#include <openssl/cmac.h>
#include "fips_locl.h"
#ifdef OPENSSL_FIPS
typedef struct {
int nid;
const unsigned char key[EVP_MAX_KEY_LENGTH];
size_t keysize;
const unsigned char msg[64];
size_t msgsize;
const unsigned char mac[32];
size_t macsize;
} CMAC_KAT;
/* from http://csrc.nist.gov/publications/nistpubs/800-38B/SP_800-38B.pdf */
static const CMAC_KAT vector[] = {
{NID_aes_128_cbc, /* Count = 32 from CMACGenAES128.txt */
{0x77, 0xa7, 0x7f, 0xaf, 0x29, 0x0c, 0x1f, 0xa3,
0x0c, 0x68, 0x3d, 0xf1, 0x6b, 0xa7, 0xa7, 0x7b,}, 128,
{0x02, 0x06, 0x83, 0xe1, 0xf0, 0x39, 0x2f, 0x4c,
0xac, 0x54, 0x31, 0x8b, 0x60, 0x29, 0x25, 0x9e,
0x9c, 0x55, 0x3d, 0xbc, 0x4b, 0x6a, 0xd9, 0x98,
0xe6, 0x4d, 0x58, 0xe4, 0xe7, 0xdc, 0x2e, 0x13,}, 256,
{0xfb, 0xfe, 0xa4, 0x1b,}, 32},
{NID_aes_192_cbc, /* Count = 23 from CMACGenAES192.txt */
{0x7b, 0x32, 0x39, 0x13, 0x69, 0xaa, 0x4c, 0xa9,
0x75, 0x58, 0x09, 0x5b, 0xe3, 0xc3, 0xec, 0x86,
0x2b, 0xd0, 0x57, 0xce, 0xf1, 0xe3, 0x2d, 0x62,}, 192,
{0x0}, 0,
{0xe4, 0xd9, 0x34, 0x0b, 0x03, 0xe6, 0x7d, 0xef,
0xd4, 0x96, 0x9c, 0xc1, 0xed, 0x37, 0x35, 0xe6,}, 128,
},
{NID_aes_256_cbc, /* Count = 33 from CMACGenAES256.txt */
{0x0b, 0x12, 0x2a, 0xc8, 0xf3, 0x4e, 0xd1, 0xfe,
0x08, 0x2a, 0x36, 0x25, 0xd1, 0x57, 0x56, 0x14,
0x54, 0x16, 0x7a, 0xc1, 0x45, 0xa1, 0x0b, 0xbf,
0x77, 0xc6, 0xa7, 0x05, 0x96, 0xd5, 0x74, 0xf1,}, 256,
{0x49, 0x8b, 0x53, 0xfd, 0xec, 0x87, 0xed, 0xcb,
0xf0, 0x70, 0x97, 0xdc, 0xcd, 0xe9, 0x3a, 0x08,
0x4b, 0xad, 0x75, 0x01, 0xa2, 0x24, 0xe3, 0x88,
0xdf, 0x34, 0x9c, 0xe1, 0x89, 0x59, 0xfe, 0x84,
0x85, 0xf8, 0xad, 0x15, 0x37, 0xf0, 0xd8, 0x96,
0xea, 0x73, 0xbe, 0xdc, 0x72, 0x14, 0x71, 0x3f,}, 384,
{0xf6, 0x2c, 0x46, 0x32, 0x9b,}, 40,
},
{NID_des_ede3_cbc, /* Count = 41 from CMACGenTDES3.req */
{0x89, 0xbc, 0xd9, 0x52, 0xa8, 0xc8, 0xab, 0x37,
0x1a, 0xf4, 0x8a, 0xc7, 0xd0, 0x70, 0x85, 0xd5,
0xef, 0xf7, 0x02, 0xe6, 0xd6, 0x2c, 0xdc, 0x23,}, 192,
{0xfa, 0x62, 0x0c, 0x1b, 0xbe, 0x97, 0x31, 0x9e,
0x9a, 0x0c, 0xf0, 0x49, 0x21, 0x21, 0xf7, 0xa2,
0x0e, 0xb0, 0x8a, 0x6a, 0x70, 0x9d, 0xcb, 0xd0,
0x0a, 0xaf, 0x38, 0xe4, 0xf9, 0x9e, 0x75, 0x4e,}, 256,
{0x8f, 0x49, 0xa1, 0xb7, 0xd6, 0xaa, 0x22, 0x58,}, 64,
},
};
int FIPS_selftest_cmac()
{
size_t n, outlen;
unsigned char out[32];
const EVP_CIPHER *cipher;
CMAC_CTX *ctx = CMAC_CTX_new();
const CMAC_KAT *t;
int rv = 1;
for (n = 0, t = vector; n < sizeof(vector) / sizeof(vector[0]); n++, t++) {
cipher = EVP_get_cipherbynid(t->nid);
if (!cipher) {
rv = -1;
goto err;
}
if (!CMAC_Init(ctx, t->key, t->keysize / 8, cipher, 0)) {
rv = -1;
goto err;
}
if (!CMAC_Update(ctx, t->msg, t->msgsize / 8)) {
rv = -1;
goto err;
}
if (!CMAC_Final(ctx, out, &outlen)) {
rv = -1;
goto err;
}
if (outlen < t->macsize / 8 || memcmp(out, t->mac, t->macsize / 8)) {
rv = 0;
}
}
err:
CMAC_CTX_free(ctx);
if (rv == -1) {
rv = 0;
}
if (!rv)
FIPSerr(FIPS_F_FIPS_SELFTEST_CMAC, FIPS_R_SELFTEST_FAILED);
return rv;
}
#endif