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authormarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
committermarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
commit15272ab4ed1e6250412fccd48200ed9eae59608f (patch)
treea5996ea67966a778a16565f19dfc2e7c7f49b376 /openssl/crypto/rand/randfile.c
parent3827301b2ea5a45ac009c3bf9f08586ff40b8506 (diff)
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Updated to openssl 1.0.0
Diffstat (limited to 'openssl/crypto/rand/randfile.c')
-rw-r--r--openssl/crypto/rand/randfile.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/openssl/crypto/rand/randfile.c b/openssl/crypto/rand/randfile.c
index d108353bb..4ed40b7b7 100644
--- a/openssl/crypto/rand/randfile.c
+++ b/openssl/crypto/rand/randfile.c
@@ -75,9 +75,7 @@
#ifndef NO_SYS_TYPES_H
# include <sys/types.h>
#endif
-#ifdef MAC_OS_pre_X
-# include <stat.h>
-#else
+#ifndef OPENSSL_NO_POSIX_IO
# include <sys/stat.h>
#endif
@@ -111,14 +109,26 @@ int RAND_load_file(const char *file, long bytes)
* if bytes == -1, read complete file. */
MS_STATIC unsigned char buf[BUFSIZE];
+#ifndef OPENSSL_NO_POSIX_IO
struct stat sb;
+#endif
int i,ret=0,n;
FILE *in;
if (file == NULL) return(0);
+#ifndef OPENSSL_NO_POSIX_IO
+#ifdef PURIFY
+ /* struct stat can have padding and unused fields that may not be
+ * initialized in the call to stat(). We need to clear the entire
+ * structure before calling RAND_add() to avoid complaints from
+ * applications such as Valgrind.
+ */
+ memset(&sb, 0, sizeof(sb));
+#endif
if (stat(file,&sb) < 0) return(0);
RAND_add(&sb,sizeof(sb),0.0);
+#endif
if (bytes == 0) return(ret);
#ifdef OPENSSL_SYS_VMS
@@ -127,7 +137,7 @@ int RAND_load_file(const char *file, long bytes)
in=fopen(file,"rb");
#endif
if (in == NULL) goto err;
-#if defined(S_IFBLK) && defined(S_IFCHR)
+#if defined(S_IFBLK) && defined(S_IFCHR) && !defined(OPNESSL_NO_POSIX_IO)
if (sb.st_mode & (S_IFBLK | S_IFCHR)) {
/* this file is a device. we don't want read an infinite number
* of bytes from a random device, nor do we want to use buffered
@@ -170,12 +180,13 @@ int RAND_write_file(const char *file)
int i,ret=0,rand_err=0;
FILE *out = NULL;
int n;
+#ifndef OPENSSL_NO_POSIX_IO
struct stat sb;
i=stat(file,&sb);
if (i != -1) {
-#if defined(S_IFBLK) && defined(S_IFCHR)
- if (sb.st_mode & (S_IFBLK | S_IFCHR)) {
+#if defined(S_ISBLK) && defined(S_ISCHR)
+ if (S_ISBLK(sb.st_mode) || S_ISCHR(sb.st_mode)) {
/* this file is a device. we don't write back to it.
* we "succeed" on the assumption this is some sort
* of random device. Otherwise attempting to write to
@@ -185,14 +196,16 @@ int RAND_write_file(const char *file)
}
#endif
}
+#endif
-#if defined(O_CREAT) && !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_VMS)
+#if defined(O_CREAT) && !defined(OPENSSL_NO_POSIX_IO) && !defined(OPENSSL_SYS_VMS)
{
- /* For some reason Win32 can't write to files created this way */
-
+#ifndef O_BINARY
+#define O_BINARY 0
+#endif
/* chmod(..., 0600) is too late to protect the file,
* permissions should be restrictive from the start */
- int fd = open(file, O_CREAT, 0600);
+ int fd = open(file, O_WRONLY|O_CREAT|O_BINARY, 0600);
if (fd != -1)
out = fdopen(fd, "wb");
}