git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3772 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Guillermo Rodriguez Garcia
1999-09-30 23:53:10 +00:00
parent 75d684d9f7
commit 483249fc1a
7 changed files with 493 additions and 423 deletions

View File

@@ -23,6 +23,7 @@
// ---------------------------------------------------------------------------
// wxSocket headers (generic)
// ---------------------------------------------------------------------------
#ifdef WXPREC
# include "wx/wxprec.h"
#else
@@ -63,9 +64,19 @@ typedef enum {
wxSOCKET_INVPORT = GSOCK_INVPORT,
wxSOCKET_WOULDBLOCK = GSOCK_WOULDBLOCK,
wxSOCKET_TIMEDOUT = GSOCK_TIMEDOUT,
wxSOCKET_MEMERR = GSOCK_MEMERR
wxSOCKET_MEMERR = GSOCK_MEMERR,
wxSOCKET_BUSY
} wxSocketError;
enum {
wxSOCKET_NONE = 0,
wxSOCKET_NOWAIT = 1,
wxSOCKET_WAITALL = 2,
wxSOCKET_BLOCK = 4
};
typedef int wxSockFlags;
// ------------------------------------------------------------------------
// wxSocket base
// ------------------------------------------------------------------------
@@ -77,43 +88,64 @@ class WXDLLEXPORT wxSocketBase : public wxEvtHandler
DECLARE_CLASS(wxSocketBase)
public:
enum { NONE=0, NOWAIT=1, WAITALL=2, SPEED=4 };
typedef int wxSockFlags;
enum {
NONE = wxSOCKET_NONE,
NOWAIT = wxSOCKET_NOWAIT,
WAITALL = wxSOCKET_WAITALL,
SPEED = wxSOCKET_BLOCK
};
typedef ::wxSockFlags wxSockFlags;
// Type of request
enum wxSockType { SOCK_CLIENT, SOCK_SERVER, SOCK_INTERNAL, SOCK_UNINIT };
typedef void (*wxSockCbk)(wxSocketBase& sock, wxSocketNotify evt, char *cdata);
protected:
GSocket *m_socket; // wxSocket socket
wxSockFlags m_flags; // wxSocket flags
wxSockType m_type; // wxSocket type
wxSocketEventFlags m_neededreq; // Which events we are interested in
wxUint32 m_lcount; // Last IO request size
unsigned long m_timeout; // IO timeout value
char *m_unread; // Pushback buffer
wxUint32 m_unrd_size; // Pushback buffer size
wxUint32 m_unrd_cur; // Pushback pointer
wxSockCbk m_cbk; // C callback
char *m_cdata; // C callback data
bool m_connected; // Connected ?
bool m_establishing; // Pending connections ?
bool m_notify_state; // Notify state
GSocket *m_socket; // GSocket
int m_id; // Socket id (for event handler)
// Defering variables
enum {
DEFER_READ, DEFER_WRITE, NO_DEFER
// Attributes
wxSockFlags m_flags; // wxSocket flags
wxSockType m_type; // wxSocket type
wxSocketEventFlags m_neededreq; // Event mask
bool m_notify_state; // Notify events to users?
bool m_connected; // Connected ?
bool m_establishing; // Establishing connection ?
bool m_reading; // Busy reading?
bool m_writing; // Busy writing?
bool m_error; // Did last IO call fail ?
wxUint32 m_lcount; // Last IO transaction size
unsigned long m_timeout; // IO timeout value
wxList m_states; // Stack of states
char *m_unread; // Pushback buffer
wxUint32 m_unrd_size; // Pushback buffer size
wxUint32 m_unrd_cur; // Pushback pointer (index into buffer)
// Async IO variables
enum
{
NO_DEFER = 0,
DEFER_READ = 1,
DEFER_WRITE = 2
} m_defering; // Defering state
char *m_defer_buffer; // Defering target buffer
wxUint32 m_defer_nbytes; // Defering buffer size
wxTimer *m_defer_timer; // Timer for defering mode
bool m_error; // Did an error occur in last IO call ?
wxList m_states; // Stack of states
/*
char *m_read_buffer; // Target buffer (read)
char *m_write_buffer; // Target buffer (write)
wxUint32 m_read_nbytes; // Buffer size (read)
wxUint32 m_write_nbytes; // Buffer size (write)
wxTimer *m_read_timer; // Timer (read)
wxTimer *m_write_timer; // Timer (write)
*/
wxSockCbk m_cbk; // C callback
char *m_cdata; // C callback data
public:
wxSocketBase();
@@ -127,7 +159,7 @@ public:
wxSocketBase& Unread(const char *buffer, wxUint32 nbytes);
wxSocketBase& ReadMsg(char *buffer, wxUint32 nbytes);
wxSocketBase& WriteMsg(const char *buffer, wxUint32 nbytes);
void Discard();
wxSocketBase& Discard();
// Status
inline bool Ok() const { return (m_socket != NULL); };
@@ -135,7 +167,7 @@ public:
inline bool IsConnected() const { return m_connected; };
inline bool IsDisconnected() const { return !IsConnected(); };
inline bool IsNoWait() const { return ((m_flags & NOWAIT) != 0); };
bool IsData() const;
inline bool IsData() { return WaitForRead(0, 0); };
inline wxUint32 LastCount() const { return m_lcount; }
inline wxSocketError LastError() const { return (wxSocketError)GSocket_GetError(m_socket); }
inline wxSockType GetType() const { return m_type; }
@@ -145,9 +177,9 @@ public:
virtual bool GetLocal(wxSockAddress& addr_man) const;
// Set attributes and flags
void SetFlags(wxSockFlags _flags);
wxSockFlags GetFlags() const;
void SetTimeout(long seconds);
void SetFlags(wxSockFlags flags);
inline wxSockFlags GetFlags() const { return m_flags; };
// Wait functions
// seconds = -1 means default timeout (change with SetTimeout)
@@ -178,9 +210,7 @@ public:
// Public internal callback
virtual void OldOnNotify(wxSocketNotify WXUNUSED(evt));
// Do NOT use these functions; they should be protected!
void CreatePushbackAfter(const char *buffer, wxUint32 size);
void CreatePushbackBefore(const char *buffer, wxUint32 size);
// Do NOT use this function; it should be protected!
void OnRequest(wxSocketNotify req_evt);
protected:
@@ -198,13 +228,17 @@ public:
protected:
#endif
// Low level IO
wxUint32 _Read(char* buffer, wxUint32 nbytes);
wxUint32 _Write(const char *buffer, wxUint32 nbytes);
bool _Wait(long seconds, long milliseconds, wxSocketEventFlags flags);
int DeferRead(char *buffer, wxUint32 nbytes);
int DeferWrite(const char *buffer, wxUint32 nbytes);
wxUint32 DeferRead(char *buffer, wxUint32 nbytes);
wxUint32 DeferWrite(const char *buffer, wxUint32 nbytes);
void DoDefer();
// Pushback library
// Pushbacks
void Pushback(const char *buffer, wxUint32 size);
wxUint32 GetPushback(char *buffer, wxUint32 size, bool peek);
};