/* * GRUB -- GRand Unified Bootloader * Copyright (C) 1992-1999,2001,2003,2004,2005,2009,2010,2011,2012,2013 Free Software Foundation, Inc. * * GRUB is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * GRUB is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GRUB. If not, see <http://www.gnu.org/licenses/>. */ #include <config.h> #include <grub/types.h> #include <grub/crypto.h> #include <grub/auth.h> #include <grub/emu/misc.h> #include <grub/util/misc.h> #include <grub/i18n.h> #include <unistd.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <windows.h> #include <wincrypt.h> int grub_get_random (void *out, grub_size_t len) { HCRYPTPROV hCryptProv; if (!CryptAcquireContext (&hCryptProv, NULL, MS_DEF_PROV, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) return 1; if (!CryptGenRandom (hCryptProv, len, out)) { CryptReleaseContext (hCryptProv, 0); return 1; } CryptReleaseContext (hCryptProv, 0); return 0; }