/* * Copyright (c) 2010 Kungliga Tekniska Högskolan * (Royal Institute of Technology, Stockholm, Sweden). * All rights reserved. * * Portions Copyright (c) 2010 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. Neither the name of the Institute nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include <config.h> #include <stdio.h> #include <stdlib.h> #include <rand.h> #include <heim_threads.h> #include <roken.h> #include "randi.h" #if defined(__APPLE_PRIVATE__) && !defined(__APPLE_TARGET_EMBEDDED__) #include <CommonCrypto/CommonRandomSPI.h> /* * Unix /dev/random */ static void cc_seed(const void *indata, int size) { } static int cc_bytes(unsigned char *outdata, int size) { if (CCRandomCopyBytes(kCCRandomDefault, outdata, size) != kCCSuccess) return 0; return 1; } static void cc_cleanup(void) { } static void cc_add(const void *indata, int size, double entropi) { } static int cc_pseudorand(unsigned char *outdata, int size) { return cc_bytes(outdata, size); } static int cc_status(void) { return 1; } const RAND_METHOD hc_rand_cc_method = { cc_seed, cc_bytes, cc_cleanup, cc_add, cc_pseudorand, cc_status }; #endif /* __APPLE_PRIVATE__ */ const RAND_METHOD * RAND_cc_method(void) { #if defined(__APPLE_PRIVATE__) && !defined(__APPLE_TARGET_EMBEDDED__) return &hc_rand_cc_method; #else return NULL; #endif }