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📁 《计算机网络与因特网》(原书第4版) 作者:Douglas Comer博士 出版社:机械工业出版社 书中例子的代码
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<HTML><HEAD><TITLE>NETBOOK - Code Sample HDR1</TITLE></HEAD><BODY BGCOLOR="#FFFFFF"><P><TABLE BORDER="0" CELLPADDING="5" CELLSPACING="0" WIDTH="600"><TR>  <TD WIDTH="112" VALIGN="TOP" BGCOLOR="#759AC4" CELLPADDING="0"><img src="../pgmatrls/sidebar.gif" width="112" height="410" usemap="#sidebar" ismap alt="" border="0" ><map name="sidebar"><area shape="rect" coords="0,325,100,364"  href="../othrpags/page22.htm" ><area shape="rect" coords="0,287,100,326"  href="../othrpags/page17.htm" ><area shape="rect" coords="0,248,100,287"  href="../othrpags/page18.htm" ><area shape="rect" coords="0,364,100,404"  href="../othrpags/code.htm" ><area shape="rect" coords="0,210,100,248"  href="../othrpags/page15.htm" ><area shape="rect" coords="0,170,100,210"  href="../othrpags/page03.htm" ><area shape="rect" coords="0,132,100,170"  href="../othrpags/page10.htm" ><area shape="rect" coords="0,93,100,132"   href="../index.htm" ><AREA SHAPE="DEFAULT" NOHREF></map>  </TD><TD WIDTH="420" VALIGN="TOP" BGCOLOR="#FFFFFF"><CENTER><H1>Code Sample HDR1</H1></CENTER><PRE>/* cnaiapi.h */#ifndef _CNAIAPI_H_#define _CNAIAPI_H_#if defined(LINUX) || defined(SOLARIS)#include &lt;sys/socket.h&gt;#include &lt;netinet/in.h&gt;#include &lt;netdb.h&gt;#include &lt;pthread.h&gt;#include &lt;unistd.h&gt;#endif /* defined(LINUX) || defined(SOLARIS) */#if defined(WIN32)#include &lt;winsock2.h&gt;#include &lt;cnaiapi_win32.h&gt;#endif /* defined(WIN32) */#include &lt;sys/types.h&gt;typedef short	appnum;typedef long	computer;typedef int	connection;struct port2sock {	short	port;	int	sock;};#define P2S_SIZE 64 /* number of entries in port to socket map table	*/#define LISTEN_Q_LEN 5appnum		appname_to_appnum(char *appname);computer	cname_to_comp(char *cname);connection	await_contact(appnum a);connection	make_contact(computer c, appnum a);int		send_eof(connection c);void            cnaiapi_init(void);#if defined(LINUX) || defined(SOLARIS)extern pthread_mutex_t await_contact_mutex, cname_mutex, appname_mutex;#elif defined(WIN32)extern HANDLE await_contact_mutex, cname_mutex, appname_mutex;#endif#endif /* !defined(_CNAIAPI_H_) */</PRE><p><p><p><HR WIDTH=89%  ALIGN=CENTER SIZE=2><center><h2>Item information</h2></center><p><TABLE CELLSPACING="0"><TD ALIGN="LEFT" VALIGN="TOP">Caption:</TD><TD ALIGN="LEFT"></TD><TR><TD ALIGN="LEFT">Code sample:</TD><TD ALIGN="LEFT">HDR1</td><tr><TD ALIGN="LEFT">Type:</TD><TD ALIGN="LEFT">code sample</TD><TR><TD ALIGN="LEFT">Item:</TD><TD ALIGN="LEFT"><A HREF="./codeHDR1.txt">Code sample HDR1</A> without caption</TD><TR><TD ALIGN="LEFT">Keywords:</TD><TD ALIGN="LEFT">network API</TR></TABLE></tr></TABLE></BODY></HTML>

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