From b7279ed55c8bc11f78123f987e46f7772bd2047c Mon Sep 17 00:00:00 2001 From: Matt Caswell Date: Tue, 10 Feb 2015 12:38:04 +0000 Subject: [PATCH] Add more HMAC tests Reviewed-by: Richard Levitte --- crypto/hmac/hmactest.c | 169 +++++++++++++++++++++++++++++++++++++++-- 1 file changed, 162 insertions(+), 7 deletions(-) diff --git a/crypto/hmac/hmactest.c b/crypto/hmac/hmactest.c index 3d130a03ed..f9c84a725a 100644 --- a/crypto/hmac/hmactest.c +++ b/crypto/hmac/hmactest.c @@ -85,7 +85,7 @@ static struct test_st { unsigned char data[64]; int data_len; unsigned char *digest; -} test[4] = { +} test[8] = { { "", 0, "More text test vectors to stuff up EBCDIC machines :-)", 54, (unsigned char *)"e9139d1e6ee064ef8cf514fc7dc83e86", @@ -113,10 +113,27 @@ static struct test_st { 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd }, 50, (unsigned char *)"56be34521d144c88dbb8c733f0e8b3f6", }, + { + "", 0, "My test data", 12, + (unsigned char *)"61afdecb95429ef494d61fdee15990cabf0826fc" + }, + { + "", 0, "My test data", 12, + (unsigned char *)"2274b195d90ce8e03406f4b526a47e0787a88a65479938f1a5baa3ce0f079776" + }, + { + "123456", 6, "My test data", 12, + (unsigned char *)"bab53058ae861a7f191abe2d0145cbb123776a6369ee3f9d79ce455667e411dd" + }, + { + "12345", 5, "My test data again", 12, + (unsigned char *)"7dbe8c764c068e3bcd6e6b0fbcd5e6fc197b15bb" + } }; # endif -static char *pt(unsigned char *md); +static char *pt(unsigned char *md, unsigned int len); + int main(int argc, char *argv[]) { # ifndef OPENSSL_NO_MD5 @@ -124,6 +141,9 @@ int main(int argc, char *argv[]) char *p; # endif int err = 0; + HMAC_CTX ctx, ctx2; + unsigned char buf[EVP_MAX_MD_SIZE]; + unsigned int len; # ifdef OPENSSL_NO_MD5 printf("test skipped: MD5 disabled\n"); @@ -139,27 +159,162 @@ int main(int argc, char *argv[]) for (i = 0; i < 4; i++) { p = pt(HMAC(EVP_md5(), test[i].key, test[i].key_len, - test[i].data, test[i].data_len, NULL, NULL)); + test[i].data, test[i].data_len, NULL, NULL), + MD5_DIGEST_LENGTH); if (strcmp(p, (char *)test[i].digest) != 0) { - printf("error calculating HMAC on %d entry'\n", i); + printf("Error calculating HMAC on %d entry'\n", i); printf("got %s instead of %s\n", p, test[i].digest); err++; } else printf("test %d ok\n", i); } # endif /* OPENSSL_NO_MD5 */ + +/* test4 */ + HMAC_CTX_init(&ctx); + if(HMAC_Init_ex(&ctx, NULL, 0, NULL, NULL)) { + printf("Should fail to initialise HMAC with empty MD and key (test 4)\n"); + err++; + goto test5; + } + if(HMAC_Update(&ctx, test[4].data, test[4].data_len)) { + printf("Should fail HMAC_Update with ctx not set up (test 4)\n"); + err++; + goto test5; + } + if(HMAC_Init_ex(&ctx, NULL, 0, EVP_sha1(), NULL)) { + printf("Should fail to initialise HMAC with empty key (test 4)\n"); + err++; + goto test5; + } + if(HMAC_Update(&ctx, test[4].data, test[4].data_len)) { + printf("Should fail HMAC_Update with ctx not set up (test 4)\n"); + err++; + goto test5; + } + printf("test 4 ok\n"); +test5: + HMAC_CTX_init(&ctx); + if(HMAC_Init_ex(&ctx, test[4].key, test[4].key_len, NULL, NULL)) { + printf("Should fail to initialise HMAC with empty MD (test 5)\n"); + err++; + goto test6; + } + if(HMAC_Update(&ctx, test[4].data, test[4].data_len)) { + printf("Should fail HMAC_Update with ctx not set up (test 5)\n"); + err++; + goto test6; + } + if(!HMAC_Init_ex(&ctx, test[4].key, test[4].key_len, EVP_sha1(), NULL)) { + printf("Failed to initialise HMAC (test 5)\n"); + err++; + goto test6; + } + if(!HMAC_Update(&ctx, test[4].data, test[4].data_len)) { + printf("Error updating HMAC with data (test 5)\n"); + err++; + goto test6; + } + if(!HMAC_Final(&ctx, buf, &len)) { + printf("Error finalising data (test 5)\n"); + err++; + goto test6; + } + p = pt(buf, len); + if (strcmp(p, (char *)test[4].digest) != 0) { + printf("Error calculating interim HMAC on test 5\n"); + printf("got %s instead of %s\n", p, test[4].digest); + err++; + goto test6; + } + if(!HMAC_Init_ex(&ctx, NULL, 0, EVP_sha256(), NULL)) { + printf("Failed to reinitialise HMAC (test 5)\n"); + err++; + goto test6; + } + if(!HMAC_Update(&ctx, test[5].data, test[5].data_len)) { + printf("Error updating HMAC with data (sha256) (test 5)\n"); + err++; + goto test6; + } + if(!HMAC_Final(&ctx, buf, &len)) { + printf("Error finalising data (sha256) (test 5)\n"); + err++; + goto test6; + } + p = pt(buf, len); + if (strcmp(p, (char *)test[5].digest) != 0) { + printf("Error calculating 2nd interim HMAC on test 5\n"); + printf("got %s instead of %s\n", p, test[5].digest); + err++; + goto test6; + } + if(!HMAC_Init_ex(&ctx, test[6].key, test[6].key_len, NULL, NULL)) { + printf("Failed to reinitialise HMAC with key (test 5)\n"); + err++; + goto test6; + } + if(!HMAC_Update(&ctx, test[6].data, test[6].data_len)) { + printf("Error updating HMAC with data (new key) (test 5)\n"); + err++; + goto test6; + } + if(!HMAC_Final(&ctx, buf, &len)) { + printf("Error finalising data (new key) (test 5)\n"); + err++; + goto test6; + } + p = pt(buf, len); + if (strcmp(p, (char *)test[6].digest) != 0) { + printf("error calculating HMAC on test 5\n"); + printf("got %s instead of %s\n", p, test[6].digest); + err++; + } else { + printf("test 5 ok\n"); + } +test6: + HMAC_CTX_init(&ctx); + if(!HMAC_Init_ex(&ctx, test[7].key, test[7].key_len, EVP_sha1(), NULL)) { + printf("Failed to initialise HMAC (test 6)\n"); + err++; + goto end; + } + if(!HMAC_Update(&ctx, test[7].data, test[7].data_len)) { + printf("Error updating HMAC with data (test 6)\n"); + err++; + goto end; + } + if(!HMAC_CTX_copy(&ctx2, &ctx)) { + printf("Failed to copy HMAC_CTX (test 6)\n"); + err++; + goto end; + } + if(!HMAC_Final(&ctx2, buf, &len)) { + printf("Error finalising data (test 6)\n"); + err++; + goto end; + } + p = pt(buf, len); + if (strcmp(p, (char *)test[7].digest) != 0) { + printf("Error calculating HMAC on test 6\n"); + printf("got %s instead of %s\n", p, test[7].digest); + err++; + } else { + printf("test 6 ok\n"); + } +end: EXIT(err); return (0); } # ifndef OPENSSL_NO_MD5 -static char *pt(unsigned char *md) +static char *pt(unsigned char *md, unsigned int len) { - int i; + unsigned int i; static char buf[80]; - for (i = 0; i < MD5_DIGEST_LENGTH; i++) + for (i = 0; i < len; i++) sprintf(&(buf[i * 2]), "%02x", md[i]); return (buf); }