/* * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. * * The contents of this file constitute Original Code as defined in and are * subject to the Apple Public Source License Version 1.2 (the 'License'). * You may not use this file except in compliance with the License. Please obtain * a copy of the License at http://www.apple.com/publicsource and read it before * using this file. * * This Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the * specific language governing rights and limitations under the License. */ /* * Simple YarrowClient test. */ #include <stdlib.h> #include <stdio.h> #include <Security/SecurityYarrowClient.h> #define BUFSIZE 32 static void dumpBuf(UInt8 *buf, unsigned len) { unsigned i; printf(" "); for(i=0; i<len; i++) { printf("%02X ", buf[i]); if((i % 8) == 7) { printf("\n "); } } printf("\n"); } int main() { try { YarrowClient client; // take default constructor UInt8 buf[BUFSIZE]; char resp = 'm'; // initial op = get random data while(1) { switch(resp) { case 'm': client.getRandomBytes(buf, BUFSIZE); dumpBuf(buf, BUFSIZE); break; case 'a': /* claim it's half random */ client.addEntropy(buf, BUFSIZE, BUFSIZE * 4); break; case '\n': goto nextChar; default: printf("Huh?\n"); } printf(" a Add this as entropy\n"); printf(" m Get more random data\n"); printf(" q quit\n"); printf("\ncommand me: "); nextChar: resp = getchar(); if(resp == 'q') { break; } } } catch (OSErr ortn) { printf("YarrowClient threw OSErr %d\n", ortn); } catch (...) { printf("Whoops! YarrowClient threw an exception!\n"); } /* and YarrowClient cleans up on the way out */ return 0; }