8209a7c535
Change-Id: Iba3392fe77010688ecc2bb87f59d4aa7a25ce685 Reviewed-on: https://boringssl-review.googlesource.com/15827 Reviewed-by: Adam Langley <agl@google.com>
123 lines
3.3 KiB
C++
123 lines
3.3 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_rsa2_sigver_test processes NIST CAVP RSA2 SigVer test vector request
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// files and emits the corresponding response.
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#include <vector>
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#include <openssl/bn.h>
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#include <openssl/crypto.h>
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#include <openssl/digest.h>
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#include <openssl/err.h>
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#include <openssl/rsa.h>
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#include "../crypto/internal.h"
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#include "../crypto/test/file_test.h"
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#include "cavp_test_util.h"
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struct TestCtx {
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std::vector<uint8_t> N;
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bool is_pss;
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};
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static bool TestRSA2SigVer(FileTest *t, void *arg) {
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TestCtx *ctx = reinterpret_cast<TestCtx *>(arg);
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std::string mod_str;
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if (!t->GetInstruction(&mod_str, "mod")) {
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return false;
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}
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printf("%s", t->CurrentTestToString().c_str());
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if (t->HasAttribute("n")) {
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printf("\r\n");
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return t->GetBytes(&ctx->N, "n");
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}
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std::string hash;
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std::vector<uint8_t> e_bytes, msg, sig;
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if (!t->GetAttribute(&hash, "SHAAlg") ||
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!t->GetBytes(&e_bytes, "e") ||
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!t->GetBytes(&msg, "Msg") ||
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!t->GetBytes(&sig, "S")) {
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return false;
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}
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bssl::UniquePtr<RSA> key(RSA_new());
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key->n = BN_new();
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key->e = BN_new();
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if (key == nullptr ||
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!BN_bin2bn(ctx->N.data(), ctx->N.size(), key->n) ||
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!BN_bin2bn(e_bytes.data(), e_bytes.size(), key->e)) {
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return false;
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}
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const EVP_MD *md = EVP_get_digestbyname(hash.c_str());
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uint8_t digest_buf[EVP_MAX_MD_SIZE];
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unsigned digest_len;
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if (md == NULL ||
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!EVP_Digest(msg.data(), msg.size(), digest_buf, &digest_len, md, NULL)) {
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return false;
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}
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int ok;
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if (ctx->is_pss) {
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ok = RSA_verify_pss_mgf1(key.get(), digest_buf, digest_len, md, md, -1,
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sig.data(), sig.size());
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} else {
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ok = RSA_verify(EVP_MD_type(md), digest_buf, digest_len, sig.data(),
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sig.size(), key.get());
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}
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if (ok) {
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printf("Result = P\r\n\r\n");
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} else {
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char buf[256];
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ERR_error_string_n(ERR_get_error(), buf, sizeof(buf));
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printf("Result = F (%s)\r\n\r\n", buf);
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}
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ERR_clear_error();
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return true;
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}
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int main(int argc, char **argv) {
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CRYPTO_library_init();
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if (argc != 3) {
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fprintf(stderr, "usage: %s (pkcs15|pss) <test file>\n",
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argv[0]);
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return 1;
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}
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TestCtx ctx;
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if (strcmp(argv[1], "pkcs15") == 0) {
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ctx = {std::vector<uint8_t>(), false};
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} else if (strcmp(argv[1], "pss") == 0) {
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ctx = {std::vector<uint8_t>(), true};
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} else {
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fprintf(stderr, "Unknown test type: %s\n", argv[1]);
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return 1;
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}
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printf("# Generated by");
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for (int i = 0; i < argc; i++) {
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printf(" %s", argv[i]);
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}
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printf("\r\n\r\n");
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return FileTestMainSilent(TestRSA2SigVer, &ctx, argv[2]);
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}
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