2 * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
12 #if defined(OPENSSL_SYS_VMS)
13 # include <openssl/rand.h>
14 # include "rand_lcl.h"
21 # pragma message disable DOLLARID
25 * Use 32-bit pointers almost everywhere. Define the type to which to cast a
26 * pointer passed to an external function.
28 # if __INITIAL_POINTER_SIZE == 64
29 # define PTR_T __void_ptr64
30 # pragma pointer_size save
31 # pragma pointer_size 32
36 static struct items_data_st {
37 short length, code; /* length is number of bytes */
43 {8, JPI$_LAST_LOGIN_I},
55 /* determine the number of items in the JPI array */
56 struct items_data_st item_entry;
57 int item_entry_count = OSSL_NELEM(items_data);
58 /* Create the JPI itemlist array to hold item_data content */
63 } item[item_entry_count], *pitem;
64 struct items_data_st *pitems_data;
65 int data_buffer[(item_entry_count * 2) + 4]; /* 8 bytes per entry max */
73 /* Setup itemlist for GETJPI */
74 pitems_data = items_data;
75 for (pitem = item; pitems_data->length != 0; pitem++) {
76 pitem->length = pitems_data->length;
77 pitem->code = pitems_data->code;
78 pitem->buffer = &data_buffer[total_length];
80 /* total_length is in longwords */
81 total_length += pitems_data->length / 4;
84 pitem->length = pitem->code = 0;
86 /* Fill data_buffer with various info bits from this process */
87 if (sys$getjpiw(EFN$C_ENF, NULL, NULL, item, &iosb, 0, 0) != SS$_NORMAL)
90 /* Now twist that data to seed the SSL random number init */
91 for (i = 0; i < total_length; i++) {
92 sys$gettim((struct _generic_64 *)&sys_time[0]);
93 srand(sys_time[0] * data_buffer[0] * data_buffer[1] + i);
95 if (i == (total_length - 1)) { /* for JPI$_FINALEXC */
96 ptr = &data_buffer[i];
97 for (j = 0; j < 4; j++) {
98 data_buffer[i + j] = ptr[j];
99 /* OK to use rand() just to scramble the seed */
100 data_buffer[i + j] ^= (sys_time[0] ^ rand());
104 /* OK to use rand() just to scramble the seed */
105 data_buffer[i] ^= (sys_time[0] ^ rand());
109 total_length += (tmp_length - 1);
111 /* size of seed is total_length*4 bytes (64bytes) */
112 RAND_add((PTR_T)data_buffer, total_length * 4, total_length * 2);