X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0ce742cf092c9244f27957e308c16f3c2631042d..9ed8b5a7b2e41ecb07d2dab32bac32eb7b771fd3:/include/wx/gsocket.h diff --git a/include/wx/gsocket.h b/include/wx/gsocket.h index 10eb21f79e..ade7734433 100644 --- a/include/wx/gsocket.h +++ b/include/wx/gsocket.h @@ -1,40 +1,48 @@ /* ------------------------------------------------------------------------- - * Project: GSocket (Generic Socket) - * Name: gsocket.h - * Purpose: GSocket include file (system independent) - * CVSID: $Id$ + * Project: GSocket (Generic Socket) + * Name: gsocket.h + * Author: Guilhem Lavaux + * Guillermo Rodriguez Garcia (maintainer) + * Copyright: (c) Guilhem Lavaux + * Licence: wxWindows Licence + * Purpose: GSocket include file (system independent) + * CVSID: $Id$ * ------------------------------------------------------------------------- */ + #ifndef __GSOCKET_H #define __GSOCKET_H #ifndef __GSOCKET_STANDALONE__ -#include "wx/setup.h" +#include "wx/defs.h" + +#include "wx/dlimpexp.h" /* for WXDLLIMPEXP_NET */ + #endif #if wxUSE_SOCKETS || defined(__GSOCKET_STANDALONE__) #include -#include - -#if !defined(__cplusplus) -typedef int bool; -#endif -#ifndef TRUE -#define TRUE 1 +/* + Including sys/types.h under cygwin results in the warnings about "fd_set + having been defined in sys/types.h" when winsock.h is included later and + doesn't seem to be necessary anyhow. It's not needed under Mac neither. + */ +#if !defined(__WXMAC__) && !defined(__CYGWIN__) && !defined(__WXWINCE__) +#include #endif -#ifndef FALSE -#define FALSE 0 +#ifdef __WXWINCE__ +#include #endif +class GSocket; #ifdef __cplusplus extern "C" { #endif -typedef struct _GSocket GSocket; typedef struct _GAddress GAddress; typedef enum { @@ -59,9 +67,12 @@ typedef enum { GSOCK_INVPORT, GSOCK_WOULDBLOCK, GSOCK_TIMEDOUT, - GSOCK_MEMERR + GSOCK_MEMERR, + GSOCK_OPTERR } GSocketError; +/* See below for an explanation on how events work. + */ typedef enum { GSOCK_INPUT = 0, GSOCK_OUTPUT = 1, @@ -83,139 +94,50 @@ typedef void (*GSocketCallback)(GSocket *socket, GSocketEvent event, char *cdata); -/* Global initializers */ - -/* GSocket_Init() must be called at the beginning */ -bool GSocket_Init(); -/* GSocket_Cleanup() must be called at the ending */ -void GSocket_Cleanup(); - -/* Constructors / Destructors */ - -GSocket *GSocket_new(); -void GSocket_destroy(GSocket *socket); - -/* This will disable all further IO calls to this socket */ -void GSocket_Shutdown(GSocket *socket); - -/* Address handling */ - -GSocketError GSocket_SetLocal(GSocket *socket, GAddress *address); -GSocketError GSocket_SetPeer(GSocket *socket, GAddress *address); -GAddress *GSocket_GetLocal(GSocket *socket); -GAddress *GSocket_GetPeer(GSocket *socket); - -/* Non-oriented connections handlers */ - -GSocketError GSocket_SetNonOriented(GSocket *socket); - -/* Server specific parts */ - -/* GSocket_SetServer: - * Sets up the socket as a server. It uses the "Local" field of GSocket. - * "Local" must be set by GSocket_SetLocal() before GSocket_SetServer() - * is called. Possible error codes are: GSOCK_INVSOCK if socket has not - * been initialized, GSOCK_INVADDR if the local address has not been - * defined and GSOCK_IOERR for other internal errors. - */ -GSocketError GSocket_SetServer(GSocket *socket); - -/* GSocket_WaitConnection: - * Waits for an incoming client connection. - */ -GSocket *GSocket_WaitConnection(GSocket *socket); - -/* Client specific parts */ - -/* GSocket_Connect: - * Establishes a client connection to a server using the "Peer" - * field of GSocket. "Peer" must be set by GSocket_SetPeer() before - * GSocket_Connect() is called. Possible error codes are GSOCK_INVSOCK, - * GSOCK_INVADDR, GSOCK_TIMEDOUT, GSOCK_WOULDBLOCK and GSOCK_IOERR. - * If a socket is nonblocking and Connect() returns GSOCK_WOULDBLOCK, - * the connection request can be completed later. Use GSocket_Select() - * to check it, or wait for a GSOCK_CONNECTION event. - */ -GSocketError GSocket_Connect(GSocket *socket, GSocketStream stream); +/* 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 +{ +public: + // needed since this class declares virtual members + virtual ~GSocketGUIFunctionsTable() { } + virtual bool OnInit() = 0; + virtual void OnExit() = 0; + virtual bool CanUseEventLoop() = 0; + 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; +}; -/* Generic IO */ -/* Like recv(), send(), ... */ +/* Global initializers */ -/* NOTE: In case we read from a non-oriented connection, the incoming - * (outgoing) connection address is stored in the "Local" ("Peer") - * field. - */ -int GSocket_Read(GSocket *socket, char *buffer, int size); -int GSocket_Write(GSocket *socket, const char *buffer, - int size); - -/* GSocket_Select: - * Polls the socket to determine its status. This function will - * check for the events specified in the 'flags' parameter, and - * it will return a mask indicating which operations can be - * performed. This function won't block, regardless of the - * mode (blocking|nonblocking) of the socket. - */ -GSocketEventFlags GSocket_Select(GSocket *socket, GSocketEventFlags flags); +/* Sets GUI functions callbacks. Must be called *before* GSocket_Init + if the app uses async sockets. */ +void GSocket_SetGUIFunctions(GSocketGUIFunctionsTable *guifunc); -/* Flags/Parameters */ +/* GSocket_Init() must be called at the beginning */ +int GSocket_Init(void); -/* GSocket_SetTimeout: - * Sets the timeout for blocking calls. Time is - * expressed in milliseconds. - */ -void GSocket_SetTimeout(GSocket *socket, unsigned long millisec); +/* GSocket_Cleanup() must be called at the end */ +void GSocket_Cleanup(void); -/* GSocket_SetNonBlocking: - * Sets the socket to non-blocking mode. This is useful if - * we don't want to wait. - */ -void GSocket_SetNonBlocking(GSocket *socket, bool non_block); -/* GSocket_GetError: - * Returns the last error occured for this socket. - */ -GSocketError GSocket_GetError(GSocket *socket); - -/* Callbacks */ - -/* Only one callback is possible for each event (INPUT, OUTPUT, CONNECTION - * and LOST). The callbacks are called in the following situations: - * - * INPUT: There is at least one byte in the input buffer - * OUTPUT: The system is sure that the next write call will not block - * CONNECTION: Two cases are possible: - * Client socket -> the connection is established - * Server socket -> a client requests a connection - * LOST: The connection is lost - * - * An event is generated only once and its state is reseted when the - * relative IO call is requested. - * For example: INPUT -> GSocket_Read() - * CONNECTION -> GSocket_Accept() - */ +/* Constructors / Destructors */ -/* GSocket_SetCallback: - * Enables the callbacks specified by 'flags'. Note that 'flags' - * may be a combination of flags OR'ed toghether, so the same - * callback function can be made to accept different events. - * The callback function must have the following prototype: - * - * void function(GSocket *socket, GSocketEvent event, char *cdata) - */ -void GSocket_SetCallback(GSocket *socket, GSocketEventFlags flags, - GSocketCallback fallback, char *cdata); +GSocket *GSocket_new(void); -/* GSocket_UnsetCallback: - * Disables all callbacks specified by 'flags', which may be a - * combination of flags OR'ed toghether. - */ -void GSocket_UnsetCallback(GSocket *socket, GSocketEventFlags flags); /* GAddress */ -GAddress *GAddress_new(); +GAddress *GAddress_new(void); GAddress *GAddress_copy(GAddress *address); void GAddress_destroy(GAddress *address); @@ -228,6 +150,8 @@ GAddressType GAddress_GetFamily(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); GSocketError GAddress_INET_SetPortName(GAddress *address, const char *port, @@ -245,9 +169,16 @@ GSocketError GAddress_UNIX_SetPath(GAddress *address, const char *path); GSocketError GAddress_UNIX_GetPath(GAddress *address, char *path, size_t sbuf); #ifdef __cplusplus -}; +} #endif /* __cplusplus */ +# 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 #endif /* wxUSE_SOCKETS || defined(__GSOCKET_STANDALONE__) */