Mirror of BoringSSL (grpc依赖)
https://boringssl.googlesource.com/boringssl
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98 lines
2.5 KiB
98 lines
2.5 KiB
5 years ago
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/* 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_sha_test processes a NIST CAVP SHA 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/digest.h>
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#include "../crypto/test/file_test.h"
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#include "../crypto/test/test_util.h"
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#include "cavp_test_util.h"
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namespace {
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struct TestCtx {
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std::string hash;
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};
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}
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static bool TestSHA(FileTest *t, void *arg) {
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TestCtx *ctx = reinterpret_cast<TestCtx *>(arg);
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const EVP_MD *md = EVP_get_digestbyname(ctx->hash.c_str());
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if (md == nullptr) {
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return false;
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}
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const size_t md_len = EVP_MD_size(md);
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std::string out_len;
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if (!t->GetInstruction(&out_len, "L") ||
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md_len != strtoul(out_len.c_str(), nullptr, 0)) {
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return false;
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}
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std::string msg_len_str;
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std::vector<uint8_t> msg;
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if (!t->GetAttribute(&msg_len_str, "Len") ||
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!t->GetBytes(&msg, "Msg")) {
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return false;
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}
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size_t msg_len = strtoul(msg_len_str.c_str(), nullptr, 0);
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if (msg_len % 8 != 0 ||
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msg_len / 8 > msg.size()) {
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return false;
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}
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msg_len /= 8;
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std::vector<uint8_t> out;
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out.resize(md_len);
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unsigned digest_len;
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if (!EVP_Digest(msg.data(), msg_len, out.data(), &digest_len, md, nullptr) ||
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digest_len != out.size()) {
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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("MD = %s\r\n\r\n", EncodeHex(out).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 <hash> <test file>\n", arg);
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return 1;
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}
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int cavp_sha_test_main(int argc, char **argv) {
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if (argc != 3) {
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return usage(argv[0]);
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}
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TestCtx ctx = {std::string(argv[1])};
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FileTest::Options opts;
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opts.path = argv[2];
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opts.callback = TestSHA;
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opts.arg = &ctx;
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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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