From cb1b3aa151b64ae8813c9b5e4e510ae462ef3aca Mon Sep 17 00:00:00 2001 From: "Dr. Stephen Henson" Date: Tue, 19 Apr 2011 18:57:58 +0000 Subject: [PATCH] Add AES CCM selftest. --- crypto/fips_err.h | 1 + fips/aes/fips_aes_selftest.c | 102 +++++++++++++++++++++++++++++++++++ fips/fips.h | 2 + fips/fips_post.c | 2 + fips/fips_test_suite.c | 2 + 5 files changed, 109 insertions(+) diff --git a/crypto/fips_err.h b/crypto/fips_err.h index b6c5c130a5..8c7a68c5f8 100644 --- a/crypto/fips_err.h +++ b/crypto/fips_err.h @@ -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"}, diff --git a/fips/aes/fips_aes_selftest.c b/fips/aes/fips_aes_selftest.c index 0205ac2f74..8fdda3b578 100644 --- a/fips/aes/fips_aes_selftest.c +++ b/fips/aes/fips_aes_selftest.c @@ -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[] = { diff --git a/fips/fips.h b/fips/fips.h index 6d37db2477..f9c3dde32d 100644 --- a/fips/fips.h +++ b/fips/fips.h @@ -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 diff --git a/fips/fips_post.c b/fips/fips_post.c index 831e5d011a..286edfe64f 100644 --- a/fips/fips_post.c +++ b/fips/fips_post.c @@ -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()) diff --git a/fips/fips_test_suite.c b/fips/fips_test_suite.c index fac20d4ba1..ee64b1590a 100644 --- a/fips/fips_test_suite.c +++ b/fips/fips_test_suite.c @@ -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")) { -- 2.40.0