d79bc9d397
Comments in CAVP are semantically important and we need to copy them from the input to the output. Change-Id: Ib798c4ad79de924487d0c4a0f8fc16b757e766d8 Reviewed-on: https://boringssl-review.googlesource.com/16725 Commit-Queue: David Benjamin <davidben@google.com> Reviewed-by: David Benjamin <davidben@google.com> CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
104 lines
2.7 KiB
C++
104 lines
2.7 KiB
C++
/* Copyright (c) 2017, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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// cavp_hmac_test processes a NIST CAVP HMAC test vector request file and emits
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// the corresponding response.
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#include <stdlib.h>
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#include <openssl/crypto.h>
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#include <openssl/hmac.h>
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#include "../crypto/test/file_test.h"
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#include "cavp_test_util.h"
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static bool TestHMAC(FileTest *t, void *arg) {
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std::string md_len_str;
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if (!t->GetInstruction(&md_len_str, "L")) {
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return false;
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}
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const size_t md_len = strtoul(md_len_str.c_str(), nullptr, 0);
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const EVP_MD *md;
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switch (md_len) {
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case 20:
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md = EVP_sha1();
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break;
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case 28:
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md = EVP_sha224();
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break;
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case 32:
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md = EVP_sha256();
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break;
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case 48:
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md = EVP_sha384();
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break;
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case 64:
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md = EVP_sha512();
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break;
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default:
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return false;
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}
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std::string count_str, k_len_str, t_len_str;
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std::vector<uint8_t> key, msg;
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if (!t->GetAttribute(&count_str, "Count") ||
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!t->GetAttribute(&k_len_str, "Klen") ||
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!t->GetAttribute(&t_len_str, "Tlen") ||
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!t->GetBytes(&key, "Key") ||
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!t->GetBytes(&msg, "Msg")) {
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return false;
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}
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size_t k_len = strtoul(k_len_str.c_str(), nullptr, 0);
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size_t t_len = strtoul(t_len_str.c_str(), nullptr, 0);
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if (key.size() < k_len) {
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return false;
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}
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unsigned out_len;
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uint8_t out[EVP_MAX_MD_SIZE];
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if (HMAC(md, key.data(), k_len, msg.data(), msg.size(), out, &out_len) ==
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NULL) {
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return false;
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}
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if (out_len < t_len) {
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return false;
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}
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printf("%s", t->CurrentTestToString().c_str());
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printf("Mac = %s\r\n\r\n", EncodeHex(out, t_len).c_str());
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return true;
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}
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static int usage(char *arg) {
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fprintf(stderr, "usage: %s <test file>\n", arg);
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return 1;
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}
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int cavp_hmac_test_main(int argc, char **argv) {
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if (argc != 2) {
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return usage(argv[0]);
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}
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FileTest::Options opts;
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opts.path = argv[1];
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opts.callback = TestHMAC;
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opts.silent = true;
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opts.comment_callback = EchoComment;
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return FileTestMain(opts);
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}
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