1109998Smarkm/* crypto/rand/rand_vms.c -*- mode:C; c-file-style: "eay" -*- */ 2296465Sdelphij/* 3296465Sdelphij * Written by Richard Levitte <richard@levitte.org> for the OpenSSL project 4296465Sdelphij * 2000. 5109998Smarkm */ 6109998Smarkm/* ==================================================================== 7109998Smarkm * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. 8109998Smarkm * 9109998Smarkm * Redistribution and use in source and binary forms, with or without 10109998Smarkm * modification, are permitted provided that the following conditions 11109998Smarkm * are met: 12109998Smarkm * 13109998Smarkm * 1. Redistributions of source code must retain the above copyright 14296465Sdelphij * notice, this list of conditions and the following disclaimer. 15109998Smarkm * 16109998Smarkm * 2. Redistributions in binary form must reproduce the above copyright 17109998Smarkm * notice, this list of conditions and the following disclaimer in 18109998Smarkm * the documentation and/or other materials provided with the 19109998Smarkm * distribution. 20109998Smarkm * 21109998Smarkm * 3. All advertising materials mentioning features or use of this 22109998Smarkm * software must display the following acknowledgment: 23109998Smarkm * "This product includes software developed by the OpenSSL Project 24109998Smarkm * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 25109998Smarkm * 26109998Smarkm * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 27109998Smarkm * endorse or promote products derived from this software without 28109998Smarkm * prior written permission. For written permission, please contact 29109998Smarkm * openssl-core@openssl.org. 30109998Smarkm * 31109998Smarkm * 5. Products derived from this software may not be called "OpenSSL" 32109998Smarkm * nor may "OpenSSL" appear in their names without prior written 33109998Smarkm * permission of the OpenSSL Project. 34109998Smarkm * 35109998Smarkm * 6. Redistributions of any form whatsoever must retain the following 36109998Smarkm * acknowledgment: 37109998Smarkm * "This product includes software developed by the OpenSSL Project 38109998Smarkm * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 39109998Smarkm * 40109998Smarkm * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 41109998Smarkm * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42109998Smarkm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 43109998Smarkm * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 44109998Smarkm * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 45109998Smarkm * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 46109998Smarkm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 47109998Smarkm * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48109998Smarkm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 49109998Smarkm * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 50109998Smarkm * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 51109998Smarkm * OF THE POSSIBILITY OF SUCH DAMAGE. 52109998Smarkm * ==================================================================== 53109998Smarkm * 54109998Smarkm * This product includes cryptographic software written by Eric Young 55109998Smarkm * (eay@cryptsoft.com). This product includes software written by Tim 56109998Smarkm * Hudson (tjh@cryptsoft.com). 57109998Smarkm * 58109998Smarkm */ 59109998Smarkm 60109998Smarkm#include <openssl/rand.h> 61109998Smarkm#include "rand_lcl.h" 62109998Smarkm 63109998Smarkm#if defined(OPENSSL_SYS_VMS) 64109998Smarkm 65296465Sdelphij# include <descrip.h> 66296465Sdelphij# include <jpidef.h> 67296465Sdelphij# include <ssdef.h> 68296465Sdelphij# include <starlet.h> 69296465Sdelphij# ifdef __DECC 70296465Sdelphij# pragma message disable DOLLARID 71296465Sdelphij# endif 72109998Smarkm 73296465Sdelphijstatic struct items_data_st { 74296465Sdelphij short length, code; /* length is amount of bytes */ 75296465Sdelphij} items_data[] = { 76296465Sdelphij { 77296465Sdelphij 4, JPI$_BUFIO 78296465Sdelphij }, 79296465Sdelphij { 80296465Sdelphij 4, JPI$_CPUTIM 81296465Sdelphij }, 82296465Sdelphij { 83296465Sdelphij 4, JPI$_DIRIO 84296465Sdelphij }, 85296465Sdelphij { 86296465Sdelphij 8, JPI$_LOGINTIM 87296465Sdelphij }, 88296465Sdelphij { 89296465Sdelphij 4, JPI$_PAGEFLTS 90296465Sdelphij }, 91296465Sdelphij { 92296465Sdelphij 4, JPI$_PID 93296465Sdelphij }, 94296465Sdelphij { 95296465Sdelphij 4, JPI$_WSSIZE 96296465Sdelphij }, 97296465Sdelphij { 98296465Sdelphij 0, 0 99296465Sdelphij } 100296465Sdelphij}; 101296465Sdelphij 102109998Smarkmint RAND_poll(void) 103296465Sdelphij{ 104296465Sdelphij long pid, iosb[2]; 105296465Sdelphij int status = 0; 106296465Sdelphij struct { 107296465Sdelphij short length, code; 108296465Sdelphij long *buffer; 109296465Sdelphij int *retlen; 110296465Sdelphij } item[32], *pitem; 111296465Sdelphij unsigned char data_buffer[256]; 112296465Sdelphij short total_length = 0; 113296465Sdelphij struct items_data_st *pitems_data; 114109998Smarkm 115296465Sdelphij pitems_data = items_data; 116296465Sdelphij pitem = item; 117109998Smarkm 118296465Sdelphij /* Setup */ 119296465Sdelphij while (pitems_data->length && (total_length + pitems_data->length <= 256)) { 120296465Sdelphij pitem->length = pitems_data->length; 121296465Sdelphij pitem->code = pitems_data->code; 122296465Sdelphij pitem->buffer = (long *)&data_buffer[total_length]; 123296465Sdelphij pitem->retlen = 0; 124296465Sdelphij total_length += pitems_data->length; 125296465Sdelphij pitems_data++; 126296465Sdelphij pitem ++; 127296465Sdelphij } 128296465Sdelphij pitem->length = pitem->code = 0; 129109998Smarkm 130296465Sdelphij /* 131296465Sdelphij * Scan through all the processes in the system and add entropy with 132296465Sdelphij * results from the processes that were possible to look at. 133296465Sdelphij * However, view the information as only half trustable. 134296465Sdelphij */ 135296465Sdelphij pid = -1; /* search context */ 136296465Sdelphij while ((status = sys$getjpiw(0, &pid, 0, item, iosb, 0, 0)) 137296465Sdelphij != SS$_NOMOREPROC) { 138296465Sdelphij if (status == SS$_NORMAL) { 139296465Sdelphij RAND_add(data_buffer, total_length, total_length / 2); 140296465Sdelphij } 141296465Sdelphij } 142296465Sdelphij sys$gettim(iosb); 143296465Sdelphij RAND_add((unsigned char *)iosb, sizeof(iosb), sizeof(iosb) / 2); 144296465Sdelphij return 1; 145109998Smarkm} 146109998Smarkm 147109998Smarkm#endif 148