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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>FastDB: w32sock.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.5 --><div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Class Members</a></div><h1>w32sock.h</h1><div class="fragment"><pre>00001 <span class="comment">//-< W32SOCK.H >-----------------------------------------------------*--------*</span>00002 <span class="comment">// FastDB Version 1.0 (c) 1997 GARRET * ? *</span>00003 <span class="comment">// (Main Memory Database Management System) * /\| *</span>00004 <span class="comment">// * / \ *</span>00005 <span class="comment">// Created: 8-May-97 K.A. Knizhnik * / [] \ *</span>00006 <span class="comment">// Last update: 8-May-97 K.A. Knizhnik * GARRET *</span>00007 <span class="comment">//-------------------------------------------------------------------*--------*</span>00008 <span class="comment">// Windows sockets </span>00009 <span class="comment">//-------------------------------------------------------------------*--------*</span>00010 00011 <span class="preprocessor">#ifndef __W32SOCK_H__</span>00012 <span class="preprocessor"></span><span class="preprocessor">#define __W32SOCK_H__</span>00013 <span class="preprocessor"></span>00014 <span class="preprocessor">#include "sockio.h"</span>00015 00016 <span class="keyword">class </span>win_socket : <span class="keyword">public</span> socket_t { 00017 <span class="keyword">protected</span>: 00018 SOCKET s; 00019 <span class="keywordtype">int</span> errcode; <span class="comment">// error code of last failed operation </span>00020 <span class="keywordtype">char</span>* address; <span class="comment">// host address</span>00021 00022 <span class="keyword">enum</span> error_codes { 00023 ok = 0,00024 not_opened = -1,00025 bad_address = -2,00026 connection_failed = -3,00027 broken_pipe = -4, 00028 invalid_access_mode = -500029 };00030 00031 <span class="keyword">public</span>: 00032 <span class="keywordtype">bool</span> open(<span class="keywordtype">int</span> listen_queue_size);00033 <span class="keywordtype">bool</span> connect(<span class="keywordtype">int</span> max_attempts, time_t timeout);00034 00035 <span class="keywordtype">int</span> read(<span class="keywordtype">void</span>* buf, size_t min_size, size_t max_size,time_t timeout);00036 <span class="keywordtype">bool</span> write(<span class="keywordtype">void</span> <span class="keyword">const</span>* buf, size_t size);00037 00038 <span class="keywordtype">bool</span> is_ok(); 00039 <span class="keywordtype">bool</span> close(); 00040 <span class="keywordtype">char</span>* get_peer_name();00041 <span class="keywordtype">bool</span> shutdown();00042 <span class="keywordtype">void</span> get_error_text(<span class="keywordtype">char</span>* buf, size_t buf_size);00043 00044 socket_t* accept();00045 <span class="keywordtype">bool</span> cancel_accept();00046 00047 <span class="keywordtype">int</span> get_handle();00048 00049 win_socket(<span class="keyword">const</span> <span class="keywordtype">char</span>* address); 00050 win_socket(SOCKET new_sock);00051 00052 ~win_socket();00053 };00054 00055 <span class="preprocessor">#define SOCKET_BUF_SIZE (8*1024) </span>00056 <span class="preprocessor"></span><span class="preprocessor">#define ACCEPT_TIMEOUT (30*1000)</span>00057 <span class="preprocessor"></span>00058 <span class="keyword">class </span>local_win_socket : <span class="keyword">public</span> socket_t { 00059 <span class="keyword">protected</span>: 00060 <span class="keyword">enum</span> error_codes { 00061 ok = 0,00062 not_opened = -1,00063 broken_pipe = -2,00064 timeout_expired = -300065 };00066 <span class="keyword">enum</span> socket_signals {00067 RD, <span class="comment">// receive data</span>00068 RTR, <span class="comment">// ready to receive</span>00069 TD, <span class="comment">// transfer data</span>00070 RTT <span class="comment">// ready to transfer</span>00071 };00072 <span class="comment">//------------------------------------------------------</span>00073 <span class="comment">// Mapping between signals at opposite ends of socket:</span>00074 <span class="comment">// TD ---> RD</span>00075 <span class="comment">// RTR ---> RTT</span>00076 <span class="comment">//------------------------------------------------------</span>00077 00078 <span class="keyword">struct </span>socket_buf { 00079 <span class="keyword">volatile</span> <span class="keywordtype">int</span> RcvWaitFlag;00080 <span class="keyword">volatile</span> <span class="keywordtype">int</span> SndWaitFlag;00081 <span class="keyword">volatile</span> <span class="keywordtype">int</span> DataEnd;00082 <span class="keyword">volatile</span> <span class="keywordtype">int</span> DataBeg;00083 <span class="keywordtype">char</span> Data[SOCKET_BUF_SIZE - 4*<span class="keyword">sizeof</span>(<span class="keywordtype">int</span>)]; 00084 };00085 <span class="keyword">struct </span>accept_data { 00086 HANDLE Signal[4];00087 HANDLE BufHnd;00088 };00089 <span class="keyword">struct </span>connect_data { 00090 HANDLE Mutex;00091 <span class="keywordtype">int</span> Pid;00092 };00093 socket_buf* RcvBuf;00094 socket_buf* SndBuf;00095 HANDLE Signal[4]; 00096 HANDLE Mutex;00097 HANDLE BufHnd;00098 <span class="keywordtype">int</span> Error;00099 <span class="keywordtype">char</span>* Name;00100 00101 <span class="keyword">public</span>: 00102 <span class="keywordtype">bool</span> open(<span class="keywordtype">int</span> listen_queue_size);00103 <span class="keywordtype">bool</span> connect(<span class="keywordtype">int</span> max_attempts, time_t timeout);00104 00105 <span class="keywordtype">int</span> read(<span class="keywordtype">void</span>* buf, size_t min_size, size_t max_size,time_t timeout);00106 <span class="keywordtype">bool</span> write(<span class="keywordtype">void</span> <span class="keyword">const</span>* buf, size_t size);00107 00108 <span class="keywordtype">char</span>* get_peer_name();00109 <span class="keywordtype">bool</span> is_ok(); 00110 <span class="keywordtype">bool</span> close();00111 <span class="keywordtype">bool</span> shutdown();00112 <span class="keywordtype">void</span> get_error_text(<span class="keywordtype">char</span>* buf, size_t buf_size);00113 00114 socket_t* accept();00115 <span class="keywordtype">bool</span> cancel_accept();00116 00117 <span class="keywordtype">int</span> get_handle();00118 00119 local_win_socket(<span class="keyword">const</span> <span class="keywordtype">char</span>* address); 00120 local_win_socket(); 00121 00122 ~local_win_socket();00123 };00124 00125 <span class="preprocessor">#endif</span>00126 <span class="preprocessor"></span>00127 00128 00129 00130 </pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Feb 12 13:04:48 2004 for FastDB by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 > </a>1.3.5 </small></address></body></html>?? 快捷鍵說明
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