diff options
Diffstat (limited to 'libs/openssl-3.6.0-beta1/projects/examples/src')
| -rw-r--r-- | libs/openssl-3.6.0-beta1/projects/examples/src/cmac.cpp | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/libs/openssl-3.6.0-beta1/projects/examples/src/cmac.cpp b/libs/openssl-3.6.0-beta1/projects/examples/src/cmac.cpp deleted file mode 100644 index 9e8397c..0000000 --- a/libs/openssl-3.6.0-beta1/projects/examples/src/cmac.cpp +++ /dev/null @@ -1,57 +0,0 @@ -/* Simple test program for libcrypto (OpenSSL) CMAC ([found on](https://gist.github.com/enkore/56c756d32197f65ae7769e7f9e0a5d35)) - */ - -import std; -#include <stdlib.h> - -#include <openssl/cmac.h> -#include <openssl/core_names.h> -#include <openssl/evp.h> - -template<auto fn> -using fn_constant = std::integral_constant<decltype(fn), fn>; -using cmac_ptr = std::unique_ptr<EVP_MAC, fn_constant<EVP_MAC_free>>; -using cmac_ctx_ptr = std::unique_ptr<EVP_MAC_CTX, fn_constant<EVP_MAC_CTX_free>>; - -int wmain() -{ - cmac_ptr cmac{EVP_MAC_fetch(nullptr, "CMAC", nullptr)}; - if (!cmac) { - return EXIT_FAILURE; - } - cmac_ctx_ptr ctx{EVP_MAC_CTX_new(cmac.get())}; - if (!cmac) { - return EXIT_FAILURE; - } - - /* The underlying cipher to be used */ - const EVP_CIPHER* cipher = EVP_aes_256_cbc(); - const char* cypherName = EVP_CIPHER_get0_name(cipher); - const int keyLength = EVP_CIPHER_get_key_length(cipher); - const OSSL_PARAM params[2] = {OSSL_PARAM_construct_utf8_string(OSSL_MAC_PARAM_CIPHER, const_cast<char*>(cypherName), 0), - OSSL_PARAM_construct_end()}; - - std::vector<unsigned char> key(keyLength, '\0'); - unsigned int msgLength = 1024 * 1024 * 1024; - std::vector<unsigned char> msg(msgLength, '\0'); - - auto t0 = std::chrono::steady_clock::now(); - if (!EVP_MAC_init(ctx.get(), key.data(), key.size(), params)) { - return EXIT_FAILURE; - } - if (!EVP_MAC_update(ctx.get(), msg.data(), msgLength)) { - return EXIT_FAILURE; - } - size_t resultLength = 0; - EVP_MAC_final(ctx.get(), nullptr, &resultLength, 0); - std::vector<unsigned char> result(resultLength, '\0'); - if (!EVP_MAC_final(ctx.get(), result.data(), &resultLength, resultLength)) { - return EXIT_FAILURE; - } - auto t1 = std::chrono::steady_clock::now(); - std::chrono::duration<double> tdelta = t1 - t0; - - std::wcout << std::format(L"CMAC-AES-256'd {} bytes in {} ({:.1f} MiB/s)", msgLength, tdelta, msgLength / tdelta.count() / 1024 / 1024); - - return 0; -} |
