[stunnel-users] stunnel segfaulting on connection with 4.10

[Tuc at T-B-O-H]

> 
> On 2005-06-15, at 17:03, Tuc at T-B-O-H wrote:
> > 	Think this might be the fix for FreeBSD too?
> 
> Is there any FreeBSD problem that is not fixed with
> ftp://stunnel.mirt.net/stunnel/bsd.patch
> ?
> 
	Already compiled in. 

	They are also making changes in client.c :

--- src/client.c.orig   Thu May 12 14:01:28 2005
+++ src/client.c        Thu May 12 14:04:19 2005
@@ -841,6 +841,14 @@
         sigemptyset(&newmask);
         sigprocmask(SIG_SETMASK, &newmask, NULL);
 #endif
+       if (c->opt->execargs != NULL && c->opt->execargs[0] == NULL) {
+               free(c->opt->execargs);
+               c->opt->execargs = NULL;
+       }
+       if (c->opt->execargs == NULL) {
+               c->opt->execargs = calloc(2, sizeof(c->opt->execargs[0]));
+               c->opt->execargs[0] = c->opt->execname;
+       }
         execvp(c->opt->execname, c->opt->execargs);
         ioerror(c->opt->execname); /* execv failed */
         _exit(1);


	and looks like a few in common.h :

--- src/common.h.orig   Sat Apr 23 13:40:10 2005
+++ src/common.h        Tue Jun 14 08:27:11 2005
@@ -38,17 +38,44 @@
 #endif
 
 /* threads model */
+#if defined(FORCE_THREADING_MODEL)
+
+#undef USE_UCONTEXT
+#undef USE_PTHREAD
+#undef USE_FORK
+
+#ifdef FORCE_UCONTEXT
+#define USE_UCONTEXT
+#else
+#ifdef FORCE_PTHREAD
+#define USE_PTHREAD
+#else
+#define USE_FORK
+#endif /* FORCE_PTHREAD */
+#endif /* FORCE_UCONTEXT */
+
+#else  /* FORCE_THREADING_MODEL */
+
 #if HAVE_UCONTEXT_H && HAVE_GETCONTEXT && HAVE_POLL
 #define USE_UCONTEXT
-#include <ucontext.h>
 #elif HAVE_PTHREAD_H && HAVE_LIBPTHREAD
 #define USE_PTHREAD
+#else
+#define USE_FORK
+#endif
+
+#endif /* FORCE_THREADING_MODEL */
+
+#ifdef USE_UCONTEXT
+#include <sys/types.h>
+#include <ucontext.h>
+#endif
+
+#ifdef USE_PTHREAD
 #include <pthread.h>
 #define THREADS
 #define _REENTRANT
 #define _THREAD_SAFE
-#else
-#define USE_FORK
 #endif
 
 /* TCP wrapper */


And something tiny in ssl.c :

--- src/ssl.c.orig      Mon Dec 27 13:47:16 2004
+++ src/ssl.c   Mon Dec 27 13:50:36 2004
@@ -116,6 +116,8 @@
 static void init_engine(void) {
     ENGINE *e;
 
+    s_log(LOG_ERR, "This version of stunnel was compiled WITHOUT support for Op
enSSL hardware engines!  If you need this functionality, rebuild the FreeBSD por
t with the WITH_STUNNEL_SSL_ENGINE option set to 'yes'; contact Peter Pentchev <
roam at FreeBSD.org> for details.");
+    exit(1);
     ENGINE_load_builtin_engines();
     if(!strcasecmp(options.engine, "auto")) {
         s_log(LOG_DEBUG, "Enabling auto engine support");



			Thanks, Tuc