* cygwin.din (inet_pton): Export.

	(inet_ntop): Export.
	* net.cc (cygwin_inet_pton): Implement inet_pton for AF_INET for now.
	(cygwin_inet_ntop): Implement inet_ntop for AF_INET for now.
	* include/arpa/inet.h (inet_pton): Declare.
	(inet_ntop): Declare.
	* include/cygwin/version.h: Bump API minor number.

5 files changed, 62 insertions, 1 deletions

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index ac56bc51f..beab9ec9a 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,5 +1,15 @@
 2005-06-17  Corinna Vinschen  <corinna@vinschen.de>
 
+	* cygwin.din (inet_pton): Export.
+	(inet_ntop): Export.
+	* net.cc (cygwin_inet_pton): Implement inet_pton for AF_INET for now.
+	(cygwin_inet_ntop): Implement inet_ntop for AF_INET for now.
+	* include/arpa/inet.h (inet_pton): Declare.
+	(inet_ntop): Declare.
+	* include/cygwin/version.h: Bump API minor number.
+
+2005-06-17  Corinna Vinschen  <corinna@vinschen.de>
+
 	* fhandler.h (fhandler_union): Add missing members corresponding to
 	fhandler_fifo and fhandler_netdrive.
 
diff --git a/winsup/cygwin/cygwin.din b/winsup/cygwin/cygwin.din
index 22caf377b..22c991be4 100644
--- a/winsup/cygwin/cygwin.din
+++ b/winsup/cygwin/cygwin.din
@@ -324,8 +324,10 @@ herror = cygwin_herror SIGFE
 hstrerror = cygwin_hstrerror NOSIGFE
 inet_addr = cygwin_inet_addr SIGFE
 inet_aton = cygwin_inet_aton SIGFE
+inet_pton = cygwin_inet_pton SIGFE
 inet_network = cygwin_inet_network SIGFE
 inet_ntoa = cygwin_inet_ntoa SIGFE
+inet_ntop = cygwin_inet_ntop SIGFE
 cygwin_internal NOSIGFE
 cygwin32_internal = cygwin_internal NOSIGFE
 listen = cygwin_listen SIGFE
diff --git a/winsup/cygwin/include/arpa/inet.h b/winsup/cygwin/include/arpa/inet.h
index 284e98e40..f7db90021 100644
--- a/winsup/cygwin/include/arpa/inet.h
+++ b/winsup/cygwin/include/arpa/inet.h
@@ -26,6 +26,8 @@ struct in_addr inet_makeaddr (unsigned long , unsigned long);
 in_addr_t inet_netof (struct in_addr);
 in_addr_t inet_network (const char *);
 char *inet_ntoa (struct in_addr);
+int inet_pton (int, const char *, void *);
+const char *inet_ntop (int, const void *, char *, size_t);
 #endif
 
 #ifdef __cplusplus
diff --git a/winsup/cygwin/include/cygwin/version.h b/winsup/cygwin/include/cygwin/version.h
index 3046c2104..88d95da0c 100644
--- a/winsup/cygwin/include/cygwin/version.h
+++ b/winsup/cygwin/include/cygwin/version.h
@@ -257,12 +257,13 @@ details. */
       128: Export pselect.
       129: Export mkdtemp.
       130: Export strtoimax, strtoumax, llabs, imaxabs, lldiv, imaxdiv.
+      131: Export inet_ntop, inet_pton.
      */
 
      /* Note that we forgot to bump the api for ualarm, strtoll, strtoull */
 
 #define CYGWIN_VERSION_API_MAJOR 0
-#define CYGWIN_VERSION_API_MINOR 130
+#define CYGWIN_VERSION_API_MINOR 131
 
      /* There is also a compatibity version number associated with the
 	shared memory regions.  It is incremented when incompatible
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc
index 00951a49d..23989dd10 100644
--- a/winsup/cygwin/net.cc
+++ b/winsup/cygwin/net.cc
@@ -2259,3 +2259,49 @@ cygwin_sendmsg (int fd, const struct msghdr *msg, int flags)
   syscall_printf ("%d = sendmsg (%d, %p, %x)", res, fd, msg, flags);
   return res;
 }
+
+/* See "UNIX Network Programming, Networing APIs: Sockets and XTI",
+   W. Richard Stevens, Prentice Hall PTR, 1998. */
+extern "C" int
+cygwin_inet_pton (int family, const char *strptr, void *addrptr)
+{
+  if (family == AF_INET)
+    {
+      struct in_addr in_val;
+
+      if (cygwin_inet_aton (strptr, &in_val))
+        {
+	  memcpy (addrptr, &in_val, sizeof (struct in_addr));
+	  return 1;
+	}
+      return 0;
+    }
+  set_errno (EAFNOSUPPORT);
+  return -1;
+}
+
+/* See "UNIX Network Programming, Networing APIs: Sockets and XTI",
+   W. Richard Stevens, Prentice Hall PTR, 1998. */
+extern "C" const char *
+cygwin_inet_ntop (int family, const void *addrptr, char *strptr, size_t len)
+{
+  const u_char *p = (const u_char *) addrptr;
+
+  if (__check_null_invalid_struct_errno (strptr, len))
+    return NULL;
+  if (family == AF_INET)
+    {
+      char temp[64]; /* Big enough for 4 ints ... */
+
+      __small_sprintf (temp, "%u.%u.%u.%u", p[0], p[1], p[2], p[3]);
+      if (strlen (temp) >= len)
+        {
+	  set_errno (ENOSPC);
+	  return NULL;
+	}
+      strcpy (strptr, temp);
+      return strptr;
+    }
+  set_errno (EAFNOSUPPORT);
+  return NULL;
+}