[PATCH xtrans] Add Unix, TCP, IPv6, and Local transport methods for Windows.

[James R Larrowe]

Signed-off-by: James R Larrowe <larrowe.semaj11 at gmail.com>
---
 Xtrans.c     |  4 ----
 Xtranslcl.c  | 54 ++++++++++++++++++++++++++++++++++++++++++++++++------
 Xtranssock.c |  4 ----
 transport.c  |  5 +++++
 4 files changed, 53 insertions(+), 14 deletions(-)

diff --git a/Xtrans.c b/Xtrans.c
index 0e09b25..790b4af 100644
--- a/Xtrans.c
+++ b/Xtrans.c
@@ -660,11 +660,7 @@ TRANS(SetOption) (XtransConnInfo ciptr, int option, int arg)
 #else
 #if defined(WIN32)
 	{
-#ifdef WIN32
 	    u_long arg;
-#else
-	    int arg;
-#endif
 	    arg = 1;
 /* IBM TCP/IP understands this option too well: it causes TRANS(Read) to fail
  * eventually with EWOULDBLOCK */
diff --git a/Xtranslcl.c b/Xtranslcl.c
index 26b7f63..3e1f487 100644
--- a/Xtranslcl.c
+++ b/Xtranslcl.c
@@ -72,8 +72,18 @@ from The Open Group.
 
 #include <errno.h>
 #include <ctype.h>
-#include <sys/signal.h>
+#ifdef __MINGW32__
+#define _POSIX
+#define __USE_MINGW_ALARM
+#endif
+#include <signal.h>
+#ifdef __MINGW32__
+#undef _POSIX
+#undef __USE_MINGW_ALARM
+#endif
+#if !defined(__WIN32__) || defined(__CYGWIN__)
 #include <sys/ioctl.h>
+#endif
 #include <sys/stat.h>
 #if defined(SVR4) || defined(__SVR4)
 #include <sys/filio.h>
@@ -81,9 +91,13 @@ from The Open Group.
 #ifdef __sun
 # include <stropts.h>
 #else
-# include <sys/stropts.h>
+# if !defined(__WIN32__) || defined(__CYGWIN__)
+#  include <sys/stropts.h>
+# endif
+#endif
+#if !defined(__WIN32__) || defined(__CYGWIN__)
+# include <sys/wait.h>
 #endif
-#include <sys/wait.h>
 #include <sys/types.h>
 
 /*
@@ -93,9 +107,28 @@ from The Open Group.
  * The X Server.
  */
 
-#include <sys/socket.h>
+#if !defined(__WIN32__) || defined(__CYGWIN__)
+# include <sys/socket.h>
+#else
+# include <X11/Xwinsock.h>
+# define ioctl ioctlsocket
+#endif
 #ifndef X_NO_SYS_UN
-#include <sys/un.h>
+# if !defined(__WIN32__) || defined(__CYGWIN__)
+#  include <sys/un.h>
+# else
+#  include <ws2tcpip.h>
+struct sockaddr_un {
+  short          sun_family;
+  unsigned short sun_port;
+  struct         in_addr sun_addr;
+/* This is a very generous path length.
+ * Most systems either use much less
+ * (around 108) or PATH_MAX.
+ */
+  char           sun_path[128];
+};
+# endif
 #endif
 
 
@@ -157,7 +190,6 @@ TRANS(LocalSendFdInvalid)(XtransConnInfo ciptr, int fd, int do_close)
 }
 #endif
 
-
 static int
 TRANS(FillAddrInfo)(XtransConnInfo ciptr,
                     const char *sun_path, const char *peer_sun_path)
@@ -369,6 +401,7 @@ TRANS(PTSOpenClient)(XtransConnInfo ciptr, const char *port)
 	return(-1);
     }
 
+#if !defined(__WIN32__) || defined(__CYGWIN__)
     (void) grantpt(fd);
     (void) unlockpt(fd);
 
@@ -380,6 +413,7 @@ TRANS(PTSOpenClient)(XtransConnInfo ciptr, const char *port)
 	close(server);
 	return -1;
     }
+#endif
 
     /*
      * This is neccesary for the case where a program is setuid to non-root.
@@ -389,6 +423,7 @@ TRANS(PTSOpenClient)(XtransConnInfo ciptr, const char *port)
      * cannot be changed back to its original condition, hence the fork().
      */
 
+#if !defined(__WIN32__) || defined(__CYGWIN__)
     if(!(saved_pid=fork())) {
 	uid_t       saved_euid;
 
@@ -418,6 +453,7 @@ TRANS(PTSOpenClient)(XtransConnInfo ciptr, const char *port)
 	prmsg(1,"PTSOpenClient: Cannot chmod %s\n", slave);
 	return(-1);
     }
+#endif
 
     /*
      * write slave name to server
@@ -433,13 +469,17 @@ TRANS(PTSOpenClient)(XtransConnInfo ciptr, const char *port)
      * wait for server to respond
      */
 
+#if !defined(__WIN32__) || defined(__MINGW32__) || defined(__CYGWIN__)
     savef = signal(SIGALRM, _dummy);
     alarm_time = alarm (30); /* CONNECT_TIMEOUT */
+#endif
 
     ret = read(fd, buf, 1);
 
+#if !defined(__WIN32__) || defined(__MINGW32__) || defined(__CYGWIN__)
     (void) alarm(alarm_time);
     (void) signal(SIGALRM, savef);
+#endif
 
     if (ret != 1) {
 	prmsg(1,
@@ -529,6 +569,7 @@ TRANS(PTSOpenServer)(XtransConnInfo ciptr, const char *port)
 	return(-1);
     }
 
+#if !defined(__WIN32__) || defined(__CYGWIN__)
     grantpt(fd);
     unlockpt(fd);
 
@@ -549,6 +590,7 @@ TRANS(PTSOpenServer)(XtransConnInfo ciptr, const char *port)
 	close(fd);
 	return(-1);
     }
+#endif
 
     if( (server=open(server_path, O_RDWR)) < 0 ) {
 	prmsg(1, "PTSOpenServer: Unable to open server device %s\n", server_path);
diff --git a/Xtranssock.c b/Xtranssock.c
index b06579c..c9449a3 100644
--- a/Xtranssock.c
+++ b/Xtranssock.c
@@ -2098,9 +2098,7 @@ TRANS(SocketRead) (XtransConnInfo ciptr, char *buf, int size)
 #if defined(WIN32)
     {
 	int ret = recv ((SOCKET)ciptr->fd, buf, size, 0);
-#ifdef WIN32
 	if (ret == SOCKET_ERROR) errno = WSAGetLastError();
-#endif
 	return ret;
     }
 #else
@@ -2238,9 +2236,7 @@ TRANS(SocketWrite) (XtransConnInfo ciptr, char *buf, int size)
 #if defined(WIN32)
     {
 	int ret = send ((SOCKET)ciptr->fd, buf, size, 0);
-#ifdef WIN32
 	if (ret == SOCKET_ERROR) errno = WSAGetLastError();
-#endif
 	return ret;
     }
 #else
diff --git a/transport.c b/transport.c
index b62fc7b..1bed1d2 100644
--- a/transport.c
+++ b/transport.c
@@ -52,6 +52,11 @@ from The Open Group.
 #define XTRANS_TRANSPORT_C  /* used to flag Xtransint.h that it's being used
 			       here, not just #included in another file */
 
+#if defined(_WIN32) && defined(IPv6)
+# include <sdkddkver.h>
+# define _WIN32_WINNT _WIN32_WINNT_VISTA
+#endif
+
 #include "Xtransint.h"
 
 #ifdef __clang__
-- 
2.11.0