X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..263e3a8327f544990c7ba7edb8cd34994c908049:/src/common/protocol.cpp diff --git a/src/common/protocol.cpp b/src/common/protocol.cpp index 8272a3613b..0173b097b7 100644 --- a/src/common/protocol.cpp +++ b/src/common/protocol.cpp @@ -1,42 +1,40 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: protocol.cpp +// Name: src/common/protocol.cpp // Purpose: Implement protocol base class // Author: Guilhem Lavaux // Modified by: // Created: 07/07/1997 // RCS-ID: $Id$ // Copyright: (c) 1997, 1998 Guilhem Lavaux -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "protocol.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ - #pragma hdrstop + #pragma hdrstop #endif #if wxUSE_PROTOCOL #include "wx/protocol/protocol.h" +#include "wx/protocol/log.h" + +#ifndef WX_PRECOMP + #include "wx/module.h" +#endif + #include "wx/url.h" -#include "wx/module.h" +#include "wx/log.h" #include -///////////////////////////////////////////////////////////////// +// ---------------------------------------------------------------------------- // wxProtoInfo -///////////////////////////////////////////////////////////////// +// ---------------------------------------------------------------------------- -/* - * -------------------------------------------------------------- - * --------- wxProtoInfo CONSTRUCTOR ---------------------------- - * -------------------------------------------------------------- - */ +IMPLEMENT_CLASS(wxProtoInfo, wxObject) wxProtoInfo::wxProtoInfo(const wxChar *name, const wxChar *serv, const bool need_host1, wxClassInfo *info) @@ -45,13 +43,18 @@ wxProtoInfo::wxProtoInfo(const wxChar *name, const wxChar *serv, { m_cinfo = info; m_needhost = need_host1; +#if wxUSE_URL next = wxURL::ms_protocols; wxURL::ms_protocols = this; +#else + next = NULL; +#endif } -///////////////////////////////////////////////////////////////// -// wxProtocol /////////////////////////////////////////////////// -///////////////////////////////////////////////////////////////// + +// ---------------------------------------------------------------------------- +// wxProtocol +// ---------------------------------------------------------------------------- #if wxUSE_SOCKETS IMPLEMENT_ABSTRACT_CLASS(wxProtocol, wxSocketClient) @@ -64,6 +67,9 @@ wxProtocol::wxProtocol() : wxSocketClient() #endif { + m_lastError = wxPROTO_NOERR; + m_log = NULL; + SetDefaultTimeout(60); // default timeout is 60 seconds } #if wxUSE_SOCKETS @@ -74,56 +80,101 @@ bool wxProtocol::Reconnect() if (!GetPeer(addr)) { Close(); - return FALSE; + return false; } if (!Close()) - return FALSE; - + return false; + if (!Connect(addr)) - return FALSE; + return false; + + return true; +} + +void wxProtocol::SetDefaultTimeout(wxUint32 Value) +{ + m_uiDefaultTimeout = Value; +#if wxUSE_SOCKETS + wxSocketBase::SetTimeout(Value); // sets it for this socket +#endif +} - return TRUE; +wxProtocol::~wxProtocol() +{ + delete m_log; } // ---------------------------------------------------------------------------- // Read a line from socket // ---------------------------------------------------------------------------- -// TODO ReadLine() should use buffers private to wxProtocol for efficiency! - -// static -wxProtocolError wxProtocol::ReadLine(wxSocketBase *socket, wxString& result) +/* static */ +wxProtocolError wxProtocol::ReadLine(wxSocketBase *sock, wxString& result) { - result.Empty(); - char ch, chLast = '\0'; - while ( !socket->Read(&ch, sizeof(ch)).Error() ) + static const int LINE_BUF = 4095; + + result.clear(); + + wxCharBuffer buf(LINE_BUF); + char *pBuf = buf.data(); + while ( sock->WaitForRead() ) { - switch ( ch ) + // peek at the socket to see if there is a CRLF + sock->Peek(pBuf, LINE_BUF); + + size_t nRead = sock->LastCount(); + if ( !nRead && sock->Error() ) + return wxPROTO_NETERR; + + // look for "\r\n" paying attention to a special case: "\r\n" could + // have been split by buffer boundary, so check also for \r at the end + // of the last chunk and \n at the beginning of this one + pBuf[nRead] = '\0'; + const char *eol = strchr(pBuf, '\n'); + + // if we found '\n', is there a '\r' as well? + if ( eol ) { - case '\r': - // remember it, if the following is '\n', we're done - chLast = '\r'; - break; - - case '\n': - // only ends line if the previous character was '\r' - if ( chLast == '\r' ) + if ( eol == pBuf ) + { + // check for case of "\r\n" being split + if ( result.empty() || result.Last() != wxT('\r') ) { - // EOL found - return wxPROTO_NOERR; + // ignore the stray '\n' + eol = NULL; } - //else: fall through + //else: ok, got real EOL - default: - // normal char - if ( chLast ) + // read just this '\n' and restart + nRead = 1; + } + else // '\n' in the middle of the buffer + { + // in any case, read everything up to and including '\n' + nRead = eol - pBuf + 1; + + if ( eol[-1] != '\r' ) { - result += wxString::FromAscii( chLast ); - chLast = '\0'; + // as above, simply ignore stray '\n' + eol = NULL; } + } + } + + sock->Read(pBuf, nRead); + if ( sock->LastCount() != nRead ) + return wxPROTO_NETERR; - result += wxString::FromAscii( ch ); + pBuf[nRead] = '\0'; + result += wxString::FromAscii(pBuf); + + if ( eol ) + { + // remove trailing "\r\n" + result.RemoveLast(2); + + return wxPROTO_NOERR; } } @@ -135,46 +186,34 @@ wxProtocolError wxProtocol::ReadLine(wxString& result) return ReadLine(this, result); } -// old function which only chops '\n' and not '\r\n' -wxProtocolError GetLine(wxSocketBase *sock, wxString& result) +#endif // wxUSE_SOCKETS + +// ---------------------------------------------------------------------------- +// logging +// ---------------------------------------------------------------------------- + +void wxProtocol::SetLog(wxProtocolLog *log) { -#define PROTO_BSIZE 2048 - size_t avail, size; - char tmp_buf[PROTO_BSIZE], tmp_str[PROTO_BSIZE]; - char *ret; - bool found; - - avail = sock->Read(tmp_buf, PROTO_BSIZE).LastCount(); - if (sock->Error() || avail == 0) - return wxPROTO_NETERR; - - memcpy(tmp_str, tmp_buf, avail); - - // Not implemented on all systems - // ret = (char *)memccpy(tmp_str, tmp_buf, '\n', avail); - found = FALSE; - for (ret=tmp_str;ret < (tmp_str+avail); ret++) - if (*ret == '\n') - { - found = TRUE; - break; - } + delete m_log; + m_log = log; +} - if (!found) - return wxPROTO_PROTERR; - - *ret = 0; +void wxProtocol::LogRequest(const wxString& str) +{ + if ( m_log ) + m_log->LogRequest(str); +} - result = wxString::FromAscii( tmp_str ); - result = result.Left(result.Length()-1); +void wxProtocol::LogResponse(const wxString& str) +{ + if ( m_log ) + m_log->LogResponse(str); +} - size = ret-tmp_str+1; - sock->Unread(&tmp_buf[size], avail-size); - - return wxPROTO_NOERR; -#undef PROTO_BSIZE +void wxProtocolLog::DoLogString(const wxString& str) +{ + wxUnusedVar(str); // unused if wxLogTrace() is disabled + wxLogTrace(m_traceMask, "%s", str); } -#endif // wxUSE_SOCKETS #endif // wxUSE_PROTOCOL -