/* -------------------------------------------------------------------------
- * Project: GSocket (Generic Socket)
- * Name: gsocket.h
- * Author: Guilhem Lavaux
- * Guillermo Rodriguez Garcia <guille@iies.es> (maintainer)
- * Purpose: GSocket include file (system independent)
- * CVSID: $Id$
+ * Project: GSocket (Generic Socket)
+ * Name: gsocket.h
+ * Author: Guilhem Lavaux
+ * Guillermo Rodriguez Garcia <guille@iies.es>
+ * Copyright: (c) Guilhem Lavaux
+ * (c) 2007 Vadim Zeitlin <vadim@wxwidgets.org>
+ * Licence: wxWindows Licence
+ * Purpose: GSocket include file (system independent)
+ * CVSID: $Id$
* -------------------------------------------------------------------------
*/
-#ifndef __GSOCKET_H
-#define __GSOCKET_H
+#ifndef _WX_GSOCKET_H_
+#define _WX_GSOCKET_H_
-#ifndef __GSOCKET_STANDALONE__
-#include "wx/setup.h"
-#include "wx/platform.h"
+#include "wx/defs.h"
-#include "wx/dlimpexp.h" /* for WXDLLIMPEXP_NET */
-
-#endif
+#if wxUSE_SOCKETS
-#if wxUSE_SOCKETS || defined(__GSOCKET_STANDALONE__)
+#include "wx/dlimpexp.h" /* for WXDLLIMPEXP_NET */
#include <stddef.h>
#include <stdlib.h>
#endif
-class GSocket;
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
typedef struct _GAddress GAddress;
-typedef enum {
+enum GAddressType
+{
GSOCK_NOFAMILY = 0,
GSOCK_INET,
GSOCK_INET6,
GSOCK_UNIX
-} GAddressType;
+};
-typedef enum {
+enum GSocketStream
+{
GSOCK_STREAMED,
GSOCK_UNSTREAMED
-} GSocketStream;
+};
-typedef enum {
+enum GSocketError
+{
GSOCK_NOERROR = 0,
GSOCK_INVOP,
GSOCK_IOERR,
GSOCK_TIMEDOUT,
GSOCK_MEMERR,
GSOCK_OPTERR
-} GSocketError;
+};
/* See below for an explanation on how events work.
*/
-typedef enum {
+enum GSocketEvent
+{
GSOCK_INPUT = 0,
GSOCK_OUTPUT = 1,
GSOCK_CONNECTION = 2,
GSOCK_LOST = 3,
GSOCK_MAX_EVENT = 4
-} GSocketEvent;
+};
-enum {
+enum
+{
GSOCK_INPUT_FLAG = 1 << GSOCK_INPUT,
GSOCK_OUTPUT_FLAG = 1 << GSOCK_OUTPUT,
GSOCK_CONNECTION_FLAG = 1 << GSOCK_CONNECTION,
typedef int GSocketEventFlags;
+class GSocket;
+
typedef void (*GSocketCallback)(GSocket *socket, GSocketEvent event,
char *cdata);
-
-/* Functions tables for internal use by GSocket code: */
-
-/* Actually this is a misnomer now, but reusing this name means I don't
- have to ifdef app traits or common socket code */
-class GSocketGUIFunctionsTable
+/*
+ Class providing hooks abstracting the differences between console and GUI
+ applications for socket code.
+
+ We also have different implementations of this class for different platforms
+ allowing us to keep more things in the common code but the main reason for
+ its existence is that we want the same socket code work differently
+ depending on whether it's used from a console or a GUI program. This is
+ achieved by implementing the virtual methods of this class differently in
+ the objects returned by wxConsoleAppTraits::GetSocketFunctionsTable() and
+ the same method in wxGUIAppTraits.
+ */
+class GSocketManager
{
public:
+ // set the manager to use, we don't take ownership of it
+ //
+ // this should be called before GSocket_Init(), i.e. before the first
+ // wxSocket object is created, otherwise the manager returned by
+ // wxAppTraits::GetSocketManager() will be used
+ static void Set(GSocketManager *manager);
+
+ // return the manager to use
+ //
+ // this initializes the manager at first use
+ static GSocketManager *Get()
+ {
+ if ( !ms_manager )
+ Init();
+
+ return ms_manager;
+ }
+
+ // called before the first wxSocket is created and should do the
+ // initializations needed in order to use the network
+ //
+ // return true if initialized successfully
virtual bool OnInit() = 0;
+
+ // undo the initializations of OnInit()
virtual void OnExit() = 0;
- virtual bool CanUseEventLoop() = 0;
+
+
+ // do manager-specific socket initializations (and undo it): this is called
+ // in the beginning/end of the socket initialization/destruction
virtual bool Init_Socket(GSocket *socket) = 0;
virtual void Destroy_Socket(GSocket *socket) = 0;
-#ifndef __WINDOWS__
+
virtual void Install_Callback(GSocket *socket, GSocketEvent event) = 0;
virtual void Uninstall_Callback(GSocket *socket, GSocketEvent event) = 0;
-#endif
+
virtual void Enable_Events(GSocket *socket) = 0;
virtual void Disable_Events(GSocket *socket) = 0;
+
+ virtual ~GSocketManager() { }
+
+private:
+ // get the manager to use if we don't have it yet
+ static void Init();
+
+ static GSocketManager *ms_manager;
};
+#if defined(__WINDOWS__)
+ #include "wx/msw/gsockmsw.h"
+#else
+ #include "wx/unix/gsockunx.h"
+#endif
-/* Global initializers */
-/* Sets GUI functions callbacks. Must be called *before* GSocket_Init
- if the app uses async sockets. */
-void GSocket_SetGUIFunctions(GSocketGUIFunctionsTable *guifunc);
+/* Global initializers */
-/* GSocket_Init() must be called at the beginning */
-int GSocket_Init(void);
+/* GSocket_Init() must be called at the beginning (but after calling
+ * GSocketManager::Set() if a custom manager should be used) */
+bool GSocket_Init();
/* GSocket_Cleanup() must be called at the end */
-void GSocket_Cleanup(void);
+void GSocket_Cleanup();
/* Constructors / Destructors */
-GSocket *GSocket_new(void);
+GSocket *GSocket_new();
/* GAddress */
-GAddress *GAddress_new(void);
+GAddress *GAddress_new();
GAddress *GAddress_copy(GAddress *address);
void GAddress_destroy(GAddress *address);
*/
GSocketError GAddress_INET_SetHostName(GAddress *address, const char *hostname);
+GSocketError GAddress_INET_SetBroadcastAddress(GAddress *address);
GSocketError GAddress_INET_SetAnyAddress(GAddress *address);
GSocketError GAddress_INET_SetHostAddress(GAddress *address,
unsigned long hostaddr);
unsigned long GAddress_INET_GetHostAddress(GAddress *address);
unsigned short GAddress_INET_GetPort(GAddress *address);
-/* TODO: Define specific parts (INET6, UNIX) */
+#if wxUSE_IPV6
-GSocketError GAddress_UNIX_SetPath(GAddress *address, const char *path);
-GSocketError GAddress_UNIX_GetPath(GAddress *address, char *path, size_t sbuf);
+GSocketError GAddress_INET6_SetHostName(GAddress *address, const char *hostname);
+GSocketError GAddress_INET6_SetAnyAddress(GAddress *address);
+GSocketError GAddress_INET6_SetHostAddress(GAddress *address,
+ struct in6_addr hostaddr);
+GSocketError GAddress_INET6_SetPortName(GAddress *address, const char *port,
+ const char *protocol);
+GSocketError GAddress_INET6_SetPort(GAddress *address, unsigned short port);
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
+GSocketError GAddress_INET6_GetHostName(GAddress *address, char *hostname,
+ size_t sbuf);
+GSocketError GAddress_INET6_GetHostAddress(GAddress *address,struct in6_addr *hostaddr);
+unsigned short GAddress_INET6_GetPort(GAddress *address);
+
+#endif // wxUSE_IPV6
+
+/* TODO: Define specific parts (UNIX) */
-# if defined(__WINDOWS__)
-# include "wx/msw/gsockmsw.h"
-# elif defined(__WXMAC__) && !defined(__DARWIN__)
-# include "wx/mac/gsockmac.h"
-# else
-# include "wx/unix/gsockunx.h"
-# endif
+GSocketError GAddress_UNIX_SetPath(GAddress *address, const char *path);
+GSocketError GAddress_UNIX_GetPath(GAddress *address, char *path, size_t sbuf);
-#endif /* wxUSE_SOCKETS || defined(__GSOCKET_STANDALONE__) */
+#endif /* wxUSE_SOCKETS */
-#endif /* __GSOCKET_H */
+#endif /* _WX_GSOCKET_H_ */
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