From bdd968802348fae7a7a407616cb3744e4877601a Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 6 Aug 2011 15:03:04 +0300
Subject: [PATCH] Hide AF_* constants from the public header

---
 source/constants.cpp | 39 +++++++++++++++++++++++++++++++++++++++
 source/constants.h   | 17 +++++++----------
 source/resolve.cpp   |  2 +-
 source/socket.cpp    |  2 +-
 4 files changed, 48 insertions(+), 12 deletions(-)
 create mode 100644 source/constants.cpp

diff --git a/source/constants.cpp b/source/constants.cpp
new file mode 100644
index 0000000..e57897d
--- /dev/null
+++ b/source/constants.cpp
@@ -0,0 +1,39 @@
+#include <stdexcept>
+#ifdef WIN32
+#include <winsock2.h>
+#else
+#include <sys/socket.h>
+#endif
+#include "constants.h"
+
+using namespace std;
+
+namespace Msp {
+namespace Net {
+
+int family_to_sys(Family f)
+{
+	switch(f)
+	{
+	case UNSPEC: return AF_UNSPEC;
+	case INET:   return AF_INET;
+	case INET6:  return AF_INET6;
+	case UNIX:   return AF_UNIX;
+	default: throw invalid_argument("family_to_sys");
+	}
+}
+
+Family family_from_sys(int f)
+{
+	switch(f)
+	{
+	case AF_UNSPEC: return UNSPEC;
+	case AF_INET:   return INET;
+	case AF_INET6:  return INET6;
+	case AF_UNIX:   return UNIX;
+	default: throw invalid_argument("family_from_sys");
+	}
+}
+
+} // namespace Net
+} // namespace Msp
diff --git a/source/constants.h b/source/constants.h
index 4feefcc..0d94661 100644
--- a/source/constants.h
+++ b/source/constants.h
@@ -1,23 +1,20 @@
 #ifndef MSP_NET_CONSTANTS_H_
 #define MSP_NET_CONSTANTS_H_
 
-#ifdef WIN32
-#include <winsock2.h>
-#else
-#include <sys/socket.h>
-#endif
-
 namespace Msp {
 namespace Net {
 
 enum Family
 {
-	UNSPEC = AF_UNSPEC,
-	INET = AF_INET,
-	INET6 = AF_INET6,
-	UNIF = AF_UNIX
+	UNSPEC,
+	INET,
+	INET6,
+	UNIX
 };
 
+int family_to_sys(Family);
+Family family_from_sys(int);
+
 } // namespace Net
 } // namespace Msp
 
diff --git a/source/resolve.cpp b/source/resolve.cpp
index 31b15fb..3896db7 100644
--- a/source/resolve.cpp
+++ b/source/resolve.cpp
@@ -37,7 +37,7 @@ SockAddr *resolve(const string &s, Family family)
 			host = s;
 	}
 
-	addrinfo hints = {0, family, 0, 0, 0, 0, 0, 0};
+	addrinfo hints = { 0, family_to_sys(family), 0, 0, 0, 0, 0, 0 };
 	addrinfo *res;
 	const char *chost = (host.empty() ? 0 : host.c_str());
 	const char *cserv = (serv.empty() ? 0 : serv.c_str());
diff --git a/source/socket.cpp b/source/socket.cpp
index e91b684..8fa910c 100644
--- a/source/socket.cpp
+++ b/source/socket.cpp
@@ -66,7 +66,7 @@ Socket::Socket(Family af, int type, int proto):
 	local_addr(0),
 	peer_addr(0)
 {
-	priv->handle = socket(af, type, proto);
+	priv->handle = socket(family_to_sys(af), type, proto);
 
 #ifdef WIN32
 	*priv->event = CreateEvent(0, false, false, 0);
-- 
2.43.0