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authorMike DePaulo <mikedep333@gmail.com>2015-03-28 09:50:31 -0400
committerMike DePaulo <mikedep333@gmail.com>2015-03-28 09:50:31 -0400
commit91a178635ede7d286b8fd399269cdb159d960bb9 (patch)
treeb22c4be9efb7aff434e55c2f94b1ed61db565c5f /openssl/crypto/rand/rand_nw.c
parent1fba987eb45619d0b9487a9d671931e9eeedbb53 (diff)
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Update openssl to version openssl-1.0.1m
Diffstat (limited to 'openssl/crypto/rand/rand_nw.c')
-rw-r--r--openssl/crypto/rand/rand_nw.c110
1 files changed, 53 insertions, 57 deletions
diff --git a/openssl/crypto/rand/rand_nw.c b/openssl/crypto/rand/rand_nw.c
index 8d5b8d2e3..55ffe9ad5 100644
--- a/openssl/crypto/rand/rand_nw.c
+++ b/openssl/crypto/rand/rand_nw.c
@@ -5,21 +5,21 @@
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -34,10 +34,10 @@
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
* 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.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
@@ -63,7 +63,7 @@
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * 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
@@ -115,69 +115,65 @@
#if defined (OPENSSL_SYS_NETWARE)
-#if defined(NETWARE_LIBC)
-#include <nks/thread.h>
-#else
-#include <nwthread.h>
-#endif
+# if defined(NETWARE_LIBC)
+# include <nks/thread.h>
+# else
+# include <nwthread.h>
+# endif
extern int GetProcessSwitchCount(void);
-#if !defined(NETWARE_LIBC) || (CURRENT_NDK_THRESHOLD < 509220000)
-extern void *RunningProcess; /* declare here same as found in newer NDKs */
+# if !defined(NETWARE_LIBC) || (CURRENT_NDK_THRESHOLD < 509220000)
+extern void *RunningProcess; /* declare here same as found in newer NDKs */
extern unsigned long GetSuperHighResolutionTimer(void);
-#endif
+# endif
- /* the FAQ indicates we need to provide at least 20 bytes (160 bits) of seed
- */
+ /*
+ * the FAQ indicates we need to provide at least 20 bytes (160 bits) of
+ * seed
+ */
int RAND_poll(void)
{
- unsigned long l;
- unsigned long tsc;
- int i;
+ unsigned long l;
+ unsigned long tsc;
+ int i;
- /* There are several options to gather miscellaneous data
- * but for now we will loop checking the time stamp counter (rdtsc) and
- * the SuperHighResolutionTimer. Each iteration will collect 8 bytes
- * of data but it is treated as only 1 byte of entropy. The call to
- * ThreadSwitchWithDelay() will introduce additional variability into
- * the data returned by rdtsc.
- *
- * Applications can agument the seed material by adding additional
- * stuff with RAND_add() and should probably do so.
- */
- l = GetProcessSwitchCount();
- RAND_add(&l,sizeof(l),1);
-
- /* need to cast the void* to unsigned long here */
- l = (unsigned long)RunningProcess;
- RAND_add(&l,sizeof(l),1);
+ /*
+ * There are several options to gather miscellaneous data but for now we
+ * will loop checking the time stamp counter (rdtsc) and the
+ * SuperHighResolutionTimer. Each iteration will collect 8 bytes of data
+ * but it is treated as only 1 byte of entropy. The call to
+ * ThreadSwitchWithDelay() will introduce additional variability into the
+ * data returned by rdtsc. Applications can agument the seed material by
+ * adding additional stuff with RAND_add() and should probably do so.
+ */
+ l = GetProcessSwitchCount();
+ RAND_add(&l, sizeof(l), 1);
- for( i=2; i<ENTROPY_NEEDED; i++)
- {
-#ifdef __MWERKS__
- asm
- {
- rdtsc
- mov tsc, eax
- }
-#elif defined(__GNUC__) && __GNUC__>=2 && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM)
- asm volatile("rdtsc":"=a"(tsc)::"edx");
-#endif
+ /* need to cast the void* to unsigned long here */
+ l = (unsigned long)RunningProcess;
+ RAND_add(&l, sizeof(l), 1);
- RAND_add(&tsc, sizeof(tsc), 1);
+ for (i = 2; i < ENTROPY_NEEDED; i++) {
+# ifdef __MWERKS__
+ asm {
+ rdtsc mov tsc, eax}
+# elif defined(__GNUC__) && __GNUC__>=2 && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM)
+ asm volatile ("rdtsc":"=a" (tsc)::"edx");
+# endif
+
+ RAND_add(&tsc, sizeof(tsc), 1);
- l = GetSuperHighResolutionTimer();
- RAND_add(&l, sizeof(l), 0);
+ l = GetSuperHighResolutionTimer();
+ RAND_add(&l, sizeof(l), 0);
# if defined(NETWARE_LIBC)
- NXThreadYield();
-# else /* NETWARE_CLIB */
- ThreadSwitchWithDelay();
+ NXThreadYield();
+# else /* NETWARE_CLIB */
+ ThreadSwitchWithDelay();
# endif
- }
+ }
- return 1;
+ return 1;
}
-#endif
-
+#endif