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another assert added to check incorrect use of ctor
[wxWidgets.git] / src / common / protocol.cpp
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1/////////////////////////////////////////////////////////////////////////////
2// Name: protocol.cpp
3// Purpose: Implement protocol base class
4// Author: Guilhem Lavaux
5// Modified by:
6// Created: 07/07/1997
7// RCS-ID: $Id$
8// Copyright: (c) 1997, 1998 Guilhem Lavaux
9// Licence: wxWindows license
10/////////////////////////////////////////////////////////////////////////////
11
12#ifdef __GNUG__
13#pragma implementation "protocol.h"
14#endif
15
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16// For compilers that support precompilation, includes "wx.h".
17#include "wx/wxprec.h"
18
19#ifdef __BORLANDC__
2df7be7f 20 #pragma hdrstop
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21#endif
22
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23#include "wx/protocol/protocol.h"
24#include "wx/url.h"
3b4183d8 25#include "wx/module.h"
f4ada568 26
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27#include <stdlib.h>
28
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29/////////////////////////////////////////////////////////////////
30// wxProtoInfo
31/////////////////////////////////////////////////////////////////
32
33/*
34 * --------------------------------------------------------------
35 * --------- wxProtoInfo CONSTRUCTOR ----------------------------
36 * --------------------------------------------------------------
37 */
38
4846abaf 39wxProtoInfo::wxProtoInfo(const wxChar *name, const wxChar *serv,
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40 const bool need_host1, wxClassInfo *info)
41{
42 m_protoname = name;
43 m_servname = serv;
44 m_cinfo = info;
45 m_needhost = need_host1;
46 next = wxURL::g_protocols;
47 wxURL::g_protocols = this;
48}
49
50/////////////////////////////////////////////////////////////////
51// wxProtocol ///////////////////////////////////////////////////
52/////////////////////////////////////////////////////////////////
53
8a4df159 54#if wxUSE_SOCKETS
f4ada568 55IMPLEMENT_ABSTRACT_CLASS(wxProtocol, wxSocketClient)
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56#else
57IMPLEMENT_ABSTRACT_CLASS(wxProtocol, wxObject)
58#endif
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59
60wxProtocol::wxProtocol()
8a4df159 61#if wxUSE_SOCKETS
f4ada568 62 : wxSocketClient()
8a4df159 63#endif
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64{
65}
66
8a4df159 67#if wxUSE_SOCKETS
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68bool wxProtocol::Reconnect()
69{
70 wxIPV4address addr;
71
72 if (!GetPeer(addr)) {
73 Close();
74 return FALSE;
75 }
76 if (!Close())
77 return FALSE;
78 if (!Connect(addr))
79 return FALSE;
80 return TRUE;
81}
82
83wxProtocolError GetLine(wxSocketBase *sock, wxString& result) {
84#define PROTO_BSIZE 2048
85 size_t avail, size;
86 char tmp_buf[PROTO_BSIZE], tmp_str[PROTO_BSIZE];
87 char *ret;
88 bool found;
89
90 avail = sock->Read(tmp_buf, PROTO_BSIZE).LastCount();
91 if (sock->LastError() != 0 || avail == 0)
92 return wxPROTO_NETERR;
93
94 memcpy(tmp_str, tmp_buf, avail);
95
96// Not implemented on all systems
97// ret = (char *)memccpy(tmp_str, tmp_buf, '\n', avail);
98 found = FALSE;
99 for (ret=tmp_str;ret < (tmp_str+avail); ret++)
100 if (*ret == '\n') {
101 found = TRUE;
102 break;
103 }
104
105 if (!found)
106 return wxPROTO_PROTERR;
107 *ret = 0;
108
109 result = tmp_str;
110 result = result.Left(result.Length()-1);
111
112 size = ret-tmp_str+1;
5bb0807e 113 sock->Unread(&tmp_buf[size], avail-size);
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114 return wxPROTO_NOERR;
115#undef PROTO_BSIZE
116}
8a4df159 117#endif
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118
119// ----------------------------------------------------------------------
120// Module
121// ----------------------------------------------------------------------
122
123class wxProtocolModule: public wxModule {
124 DECLARE_DYNAMIC_CLASS(wxProtocolModule)
125public:
126 wxProtocolModule() {}
127 bool OnInit();
128 void OnExit();
129};
130
3b4183d8 131IMPLEMENT_DYNAMIC_CLASS(wxProtocolModule, wxModule)
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132
133bool wxProtocolModule::OnInit()
134{
8a4df159 135#if wxUSE_SOCKETS
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136 char *env_http_prox;
137
138 wxURL::g_proxy = NULL;
139 // Initialize the proxy when HTTP_PROXY is defined
140 env_http_prox = getenv("HTTP_PROXY");
141 if (env_http_prox)
142 wxURL::SetDefaultProxy(env_http_prox);
8a4df159 143#endif
f61815af 144
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145 return TRUE;
146}
147
148void wxProtocolModule::OnExit()
149{
8a4df159 150#if wxUSE_SOCKETS
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151 if (wxURL::g_proxy)
152 delete wxURL::g_proxy;
3b4183d8 153 wxURL::g_proxy = NULL;
8a4df159 154#endif
3b4183d8 155}
35a4dab7 156