X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=lib%2Fdropin.c;h=773fe4882f2bbbf6cc2190f74c7dba717158c097;hb=f02d3ed3e135b5326003e7f69f8331ff6a3cc219;hp=2dd091085656e24bfbbb778de1ae990b07863dad;hpb=5db596c6844169f1eb5f804b72abe99d067aaa5a;p=tinc

diff --git a/lib/dropin.c b/lib/dropin.c
index 2dd09108..773fe488 100644
--- a/lib/dropin.c
+++ b/lib/dropin.c
@@ -1,7 +1,7 @@
 /*
     dropin.c -- a set of drop-in replacements for libc functions
-    Copyright (C) 2000,2001 Ivo Timmermans <ivo@o2w.nl>,
-                  2000,2001 Guus Sliepen <guus@sliepen.eu.org>
+    Copyright (C) 2000-2005 Ivo Timmermans,
+                  2000-2006 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -17,23 +17,12 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: dropin.c,v 1.1.2.13 2003/07/12 17:41:45 guus Exp $
+    $Id$
 */
 
-#include "config.h"
+#include "system.h"
 
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-
-#include <xalloc.h>
-
-#include <system.h>
-#include <errno.h>
+#include "xalloc.h"
 
 #ifndef HAVE_DAEMON
 /*
@@ -49,8 +38,8 @@
   Unless the argument noclose is non-zero, daemon() will redirect
   standard input, standard output and standard error to /dev/null.
 */
-int daemon(int nochdir, int noclose)
-{
+int daemon(int nochdir, int noclose) {
+#ifdef HAVE_FORK
 	pid_t pid;
 	int fd;
 
@@ -93,6 +82,9 @@ int daemon(int nochdir, int noclose)
 	}
 
 	return 0;
+#else
+	return -1;
+#endif
 }
 #endif
 
@@ -104,8 +96,7 @@ int daemon(int nochdir, int noclose)
   current directory name.  If the environment variable PWD is set, and
   its value is correct, then that value will be returned.
 */
-char *get_current_dir_name(void)
-{
+char *get_current_dir_name(void) {
 	size_t size;
 	char *buf;
 	char *r;
@@ -132,8 +123,7 @@ char *get_current_dir_name(void)
 #endif
 
 #ifndef HAVE_ASPRINTF
-int asprintf(char **buf, const char *fmt, ...)
-{
+int asprintf(char **buf, const char *fmt, ...) {
 	int status;
 	va_list ap;
 	int len;
@@ -146,7 +136,7 @@ int asprintf(char **buf, const char *fmt, ...)
 	va_end(ap);
 
 	if(status >= 0)
-		*buf = xrealloc(*buf, status);
+		*buf = xrealloc(*buf, status + 1);
 
 	if(status > len - 1) {
 		len = status;
@@ -158,3 +148,23 @@ int asprintf(char **buf, const char *fmt, ...)
 	return status;
 }
 #endif
+
+#ifndef HAVE_GETTIMEOFDAY
+int gettimeofday(struct timeval *tv, void *tz) {
+	tv->tv_sec = time(NULL);
+	tv->tv_usec = 0;
+	return 0;
+}
+#endif
+
+#ifndef HAVE_RANDOM
+#include <openssl/rand.h>
+
+long int random(void) {
+	long int x;
+	
+	RAND_pseudo_bytes((unsigned char *)&x, sizeof(x));
+
+	return x;
+}
+#endif