Implement connection sharing between instances of PuTTY.

[PuTTY_svn.git] / windows / winnet.c

diff --git a/windows/winnet.c b/windows/winnet.c
index aca37af753a027bead6edc77c0a890723b2fb520..f4507240ff5497248117a929b90936c6d65596f7 100644 (file)
--- a/windows/winnet.c
+++ b/windows/winnet.c
@@ -81,6 +81,8 @@ struct SockAddr_tag {
     int refcount;
     char *error;
     int resolved;
+    int namedpipe; /* indicates that this SockAddr is phony, holding a Windows
+                    * named pipe pathname instead of a network address */
 #ifndef NO_IPV6
     struct addrinfo *ais;             /* Addresses IPv6 style. */
 #endif
@@ -504,6 +506,7 @@ SockAddr sk_namelookup(const char *host, char **canonicalname,
 #ifndef NO_IPV6
     ret->ais = NULL;
 #endif
+    ret->namedpipe = FALSE;
     ret->addresses = NULL;
     ret->resolved = FALSE;
     ret->refcount = 1;
@@ -610,6 +613,7 @@ SockAddr sk_nonamelookup(const char *host)
 #ifndef NO_IPV6
     ret->ais = NULL;
 #endif
+    ret->namedpipe = FALSE;
     ret->addresses = NULL;
     ret->naddresses = 0;
     ret->refcount = 1;
@@ -618,6 +622,23 @@ SockAddr sk_nonamelookup(const char *host)
     return ret;
 }
 
+SockAddr sk_namedpipe_addr(const char *pipename)
+{
+    SockAddr ret = snew(struct SockAddr_tag);
+    ret->error = NULL;
+    ret->resolved = FALSE;
+#ifndef NO_IPV6
+    ret->ais = NULL;
+#endif
+    ret->namedpipe = TRUE;
+    ret->addresses = NULL;
+    ret->naddresses = 0;
+    ret->refcount = 1;
+    strncpy(ret->hostname, pipename, lenof(ret->hostname));
+    ret->hostname[lenof(ret->hostname)-1] = '\0';
+    return ret;
+}
+
 int sk_nextaddr(SockAddr addr, SockAddrStep *step)
 {
 #ifndef NO_IPV6
@@ -671,6 +692,11 @@ void sk_getaddr(SockAddr addr, char *buf, int buflen)
     }
 }
 
+int sk_addr_needs_port(SockAddr addr)
+{
+    return addr->namedpipe ? FALSE : TRUE;
+}
+
 int sk_hostname_is_local(const char *name)
 {
     return !strcmp(name, "localhost") ||