Commit cb1b3aa1 authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

Add AES CCM selftest.

parent 8c709683

crypto/fips_err.h

+1 −0
Original line number Diff line number Diff line
@@ -99,6 +99,7 @@ static ERR_STRING_DATA FIPS_str_functs[]= 
{ERR_FUNC(FIPS_F_FIPS_RAND_SET_METHOD),	"FIPS_rand_set_method"},

{ERR_FUNC(FIPS_F_FIPS_RAND_STATUS),	"FIPS_rand_status"},

{ERR_FUNC(FIPS_F_FIPS_SELFTEST_AES),	"FIPS_selftest_aes"},

{ERR_FUNC(FIPS_F_FIPS_SELFTEST_AES_CCM),	"FIPS_selftest_aes_ccm"},

{ERR_FUNC(FIPS_F_FIPS_SELFTEST_AES_GCM),	"FIPS_selftest_aes_gcm"},

{ERR_FUNC(FIPS_F_FIPS_SELFTEST_AES_XTS),	"FIPS_selftest_aes_xts"},

{ERR_FUNC(FIPS_F_FIPS_SELFTEST_CMAC),	"FIPS_selftest_cmac"},

fips/aes/fips_aes_selftest.c

+102 −0
Original line number Diff line number Diff line
@@ -97,6 +97,108 @@ int FIPS_selftest_aes() 
    return ret;

    }



/* AES-CCM test data from NIST public test vectors */



static const unsigned char ccm_key[] = {

	0xce,0xb0,0x09,0xae,0xa4,0x45,0x44,0x51,0xfe,0xad,0xf0,0xe6,

	0xb3,0x6f,0x45,0x55,0x5d,0xd0,0x47,0x23,0xba,0xa4,0x48,0xe8

};

static const unsigned char ccm_nonce[] = {

	0x76,0x40,0x43,0xc4,0x94,0x60,0xb7

};

static const unsigned char ccm_adata[] = {

	0x6e,0x80,0xdd,0x7f,0x1b,0xad,0xf3,0xa1,0xc9,0xab,0x25,0xc7,

	0x5f,0x10,0xbd,0xe7,0x8c,0x23,0xfa,0x0e,0xb8,0xf9,0xaa,0xa5,

	0x3a,0xde,0xfb,0xf4,0xcb,0xf7,0x8f,0xe4

};

static const unsigned char ccm_pt[] = {

	0xc8,0xd2,0x75,0xf9,0x19,0xe1,0x7d,0x7f,0xe6,0x9c,0x2a,0x1f,

	0x58,0x93,0x9d,0xfe,0x4d,0x40,0x37,0x91,0xb5,0xdf,0x13,0x10

};

static const unsigned char ccm_ct[] = {

	0x8a,0x0f,0x3d,0x82,0x29,0xe4,0x8e,0x74,0x87,0xfd,0x95,0xa2,

	0x8a,0xd3,0x92,0xc8,0x0b,0x36,0x81,0xd4,0xfb,0xc7,0xbb,0xfd

};

static const unsigned char ccm_tag[] = {

	0x2d,0xd6,0xef,0x1c,0x45,0xd4,0xcc,0xb7,0x23,0xdc,0x07,0x44,

	0x14,0xdb,0x50,0x6d

};



int FIPS_selftest_aes_ccm(void)

	{

	int ret = 0, do_corrupt = 0;

	unsigned char out[128], tag[16];

	EVP_CIPHER_CTX ctx;

	FIPS_cipher_ctx_init(&ctx);

	memset(out, 0, sizeof(out));

	if (!fips_post_started(FIPS_TEST_CCM, 0, 0))

		return 1;

	if (!fips_post_corrupt(FIPS_TEST_CCM, 0, NULL))

		do_corrupt = 1;

	if (!FIPS_cipherinit(&ctx, EVP_aes_192_ccm(), NULL, NULL, 1))

		goto err;

	if (!FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_CCM_SET_IVLEN,

					sizeof(ccm_nonce), NULL))

		goto err;

	if (!FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_CCM_SET_TAG,

					sizeof(ccm_tag), NULL))

		goto err;

	if (!FIPS_cipherinit(&ctx, NULL, ccm_key, ccm_nonce, 1))

		goto err;

	if (FIPS_cipher(&ctx, NULL, NULL, sizeof(ccm_pt)) != sizeof(ccm_pt))

		goto err;

	if (FIPS_cipher(&ctx, NULL, ccm_adata, sizeof(ccm_adata)) < 0)

		goto err;

	if (FIPS_cipher(&ctx, out, ccm_pt, sizeof(ccm_pt)) != sizeof(ccm_ct))

		goto err;



	if (!FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_CCM_GET_TAG, 16, tag))

		goto err;

	if (memcmp(tag, ccm_tag, sizeof(ccm_tag))

		|| memcmp(out, ccm_ct, sizeof(ccm_ct)))

		goto err;



	memset(out, 0, sizeof(out));



	/* Modify expected tag value */

	if (do_corrupt)

		tag[0]++;



	if (!FIPS_cipherinit(&ctx, EVP_aes_192_ccm(), NULL, NULL, 0))

		goto err;

	if (!FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_CCM_SET_IVLEN,

					sizeof(ccm_nonce), NULL))

		goto err;

	if (!FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_CCM_SET_TAG, 16, tag))

		goto err;

	if (!FIPS_cipherinit(&ctx, NULL, ccm_key, ccm_nonce, 0))

		goto err;

	if (FIPS_cipher(&ctx, NULL, NULL, sizeof(ccm_ct)) != sizeof(ccm_ct))

		goto err;

	if (FIPS_cipher(&ctx, NULL, ccm_adata, sizeof(ccm_adata)) < 0)

		goto err;

	if (FIPS_cipher(&ctx, out, ccm_ct, sizeof(ccm_ct)) != sizeof(ccm_pt))

		goto err;



	if (memcmp(out, ccm_pt, sizeof(ccm_pt)))

		goto err;



	ret = 1;



	err:

	FIPS_cipher_ctx_cleanup(&ctx);



	if (ret == 0)

		{

		fips_post_failed(FIPS_TEST_CCM, 0, NULL);

		FIPSerr(FIPS_F_FIPS_SELFTEST_AES_CCM,FIPS_R_SELFTEST_FAILED);

		return 0;

		}

	else

		return fips_post_success(FIPS_TEST_CCM, 0, NULL);



	}



/* AES-GCM test data from NIST public test vectors */



static const unsigned char gcm_key[] = {

fips/fips.h

+2 −0
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ int FIPS_selftest(void); 
int FIPS_selftest_failed(void);

void FIPS_selftest_check(void);

int FIPS_selftest_sha1(void);

int FIPS_selftest_aes_ccm(void);

int FIPS_selftest_aes_gcm(void);

int FIPS_selftest_aes_xts(void);

int FIPS_selftest_aes(void);
@@ -260,6 +261,7 @@ void ERR_load_FIPS_strings(void); 
#define FIPS_F_FIPS_RAND_SET_METHOD			 126

#define FIPS_F_FIPS_RAND_STATUS				 127

#define FIPS_F_FIPS_SELFTEST_AES			 128

#define FIPS_F_FIPS_SELFTEST_AES_CCM			 145

#define FIPS_F_FIPS_SELFTEST_AES_GCM			 129

#define FIPS_F_FIPS_SELFTEST_AES_XTS			 144

#define FIPS_F_FIPS_SELFTEST_CMAC			 130

fips/fips_post.c

+2 −0
Original line number Diff line number Diff line
@@ -172,6 +172,8 @@ int FIPS_selftest(void) 
		rv = 0;

	if (!FIPS_selftest_aes())

		rv = 0;

	if (!FIPS_selftest_aes_ccm())

		rv = 0;

	if (!FIPS_selftest_aes_gcm())

		rv = 0;

	if (!FIPS_selftest_aes_xts())

fips/fips_test_suite.c

+2 −0
Original line number Diff line number Diff line
@@ -850,6 +850,8 @@ int main(int argc,char **argv) 
        } else if (!strcmp(argv[1], "aes")) {

	    fail_id = FIPS_TEST_CIPHER;

	    fail_sub = NID_aes_128_ecb;	

        } else if (!strcmp(argv[1], "aes-ccm")) {

	    fail_id = FIPS_TEST_CCM;

        } else if (!strcmp(argv[1], "aes-gcm")) {

	    fail_id = FIPS_TEST_GCM;

        } else if (!strcmp(argv[1], "aes-xts")) {