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-rw-r--r--openssl/crypto/rand/rand_vms.c136
1 files changed, 136 insertions, 0 deletions
diff --git a/openssl/crypto/rand/rand_vms.c b/openssl/crypto/rand/rand_vms.c
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+++ b/openssl/crypto/rand/rand_vms.c
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+/* crypto/rand/rand_vms.c -*- mode:C; c-file-style: "eay" -*- */
+/* Written by Richard Levitte <richard@levitte.org> for the OpenSSL
+ * project 2000.
+ */
+/* ====================================================================
+ * Copyright (c) 1998-2000 The OpenSSL Project. 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. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED 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 OpenSSL PROJECT OR
+ * ITS 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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <openssl/rand.h>
+#include "rand_lcl.h"
+
+#if defined(OPENSSL_SYS_VMS)
+
+#include <descrip.h>
+#include <jpidef.h>
+#include <ssdef.h>
+#include <starlet.h>
+#ifdef __DECC
+# pragma message disable DOLLARID
+#endif
+
+static struct items_data_st
+ {
+ short length, code; /* length is amount of bytes */
+ } items_data[] =
+ { { 4, JPI$_BUFIO },
+ { 4, JPI$_CPUTIM },
+ { 4, JPI$_DIRIO },
+ { 8, JPI$_LOGINTIM },
+ { 4, JPI$_PAGEFLTS },
+ { 4, JPI$_PID },
+ { 4, JPI$_WSSIZE },
+ { 0, 0 }
+ };
+
+int RAND_poll(void)
+ {
+ long pid, iosb[2];
+ int status = 0;
+ struct
+ {
+ short length, code;
+ long *buffer;
+ int *retlen;
+ } item[32], *pitem;
+ unsigned char data_buffer[256];
+ short total_length = 0;
+ struct items_data_st *pitems_data;
+
+ pitems_data = items_data;
+ pitem = item;
+
+ /* Setup */
+ while (pitems_data->length
+ && (total_length + pitems_data->length <= 256))
+ {
+ pitem->length = pitems_data->length;
+ pitem->code = pitems_data->code;
+ pitem->buffer = (long *)&data_buffer[total_length];
+ pitem->retlen = 0;
+ total_length += pitems_data->length;
+ pitems_data++;
+ pitem++;
+ }
+ pitem->length = pitem->code = 0;
+
+ /*
+ * Scan through all the processes in the system and add entropy with
+ * results from the processes that were possible to look at.
+ * However, view the information as only half trustable.
+ */
+ pid = -1; /* search context */
+ while ((status = sys$getjpiw(0, &pid, 0, item, iosb, 0, 0))
+ != SS$_NOMOREPROC)
+ {
+ if (status == SS$_NORMAL)
+ {
+ RAND_add(data_buffer, total_length, total_length/2);
+ }
+ }
+ sys$gettim(iosb);
+ RAND_add((unsigned char *)iosb, sizeof(iosb), sizeof(iosb)/2);
+ return 1;
+}
+
+#endif