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<h1>libnet-macros.h</h1><a href="libnet-macros_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <span class="comment">/*</span>
00002 <span class="comment"> * $Id: libnet-macros.h,v 1.6 2004/03/01 20:26:12 mike Exp $</span>
00003 <span class="comment"> *</span>
00004 <span class="comment"> * libnet-macros.h - Network routine library macro header file</span>
00005 <span class="comment"> *</span>
00006 <span class="comment"> * Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.com></span>
00007 <span class="comment"> * All rights reserved.</span>
00008 <span class="comment"> *</span>
00009 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
00010 <span class="comment"> * modification, are permitted provided that the following conditions</span>
00011 <span class="comment"> * are met:</span>
00012 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span>
00013 <span class="comment"> * notice, this list of conditions and the following disclaimer.</span>
00014 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span>
00015 <span class="comment"> * notice, this list of conditions and the following disclaimer in the</span>
00016 <span class="comment"> * documentation and/or other materials provided with the distribution.</span>
00017 <span class="comment"> *</span>
00018 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND</span>
00019 <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE</span>
00020 <span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE</span>
00021 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE</span>
00022 <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL</span>
00023 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS</span>
00024 <span class="comment"> * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)</span>
00025 <span class="comment"> * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT</span>
00026 <span class="comment"> * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY</span>
00027 <span class="comment"> * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF</span>
00028 <span class="comment"> * SUCH DAMAGE.</span>
00029 <span class="comment"> *</span>
00030 <span class="comment"> */</span>
00031
00032 <span class="preprocessor">#ifndef __LIBNET_MACROS_H</span>
00033 <span class="preprocessor"></span><span class="preprocessor">#define __LIBNET_MACROS_H</span>
00034 <span class="preprocessor"></span>
00039 <span class="comment">/* for systems without snprintf */</span>
00040 <span class="preprocessor">#if defined(NO_SNPRINTF)</span>
00041 <span class="preprocessor"></span><span class="preprocessor">#define snprintf(buf, len, args...) sprintf(buf, ##args)</span>
00042 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00043 <span class="preprocessor"></span>
00044
<a name="l00049"></a><a class="code" href="libnet-macros_8h.html#a0">00049</a> <span class="preprocessor">#define LIBNET_DONT_RESOLVE 0</span>
00050 <span class="preprocessor"></span>
<a name="l00055"></a><a class="code" href="libnet-macros_8h.html#a1">00055</a> <span class="preprocessor">#define LIBNET_RESOLVE 1</span>
00056 <span class="preprocessor"></span>
<a name="l00060"></a><a class="code" href="libnet-macros_8h.html#a2">00060</a> <span class="preprocessor">#define LIBNET_ON 0</span>
00061 <span class="preprocessor"></span>
<a name="l00065"></a><a class="code" href="libnet-macros_8h.html#a3">00065</a> <span class="preprocessor">#define LIBNET_OFF 1</span>
00066 <span class="preprocessor"></span>
00070 <span class="preprocessor">#ifndef IN6ADDR_ERROR_INIT</span>
<a name="l00071"></a><a class="code" href="libnet-macros_8h.html#a4">00071</a> <span class="preprocessor"></span><span class="preprocessor">#define IN6ADDR_ERROR_INIT { { { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \</span>
00072 <span class="preprocessor"> 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \</span>
00073 <span class="preprocessor"> 0xff, 0xff } } }</span>
00074 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00075 <span class="preprocessor"></span>
<a name="l00079"></a><a class="code" href="libnet-macros_8h.html#a5">00079</a> <span class="preprocessor">#define LIBNET_PR2 0</span>
00080 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_PR8 1</span>
00081 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_PR16 2</span>
00082 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_PRu16 3</span>
00083 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_PR32 4</span>
00084 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_PRu32 5</span>
00085 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_PRAND_MAX 0xffffffff</span>
00086 <span class="preprocessor"></span>
<a name="l00090"></a><a class="code" href="libnet-macros_8h.html#a12">00090</a> <span class="preprocessor">#define LIBNET_MAX_PACKET 0xffff</span>
00091 <span class="preprocessor"></span><span class="preprocessor">#ifndef IP_MAXPACKET</span>
00092 <span class="preprocessor"></span><span class="preprocessor">#define IP_MAXPACKET 0xffff</span>
00093 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00094 <span class="preprocessor"></span>
00095
00096 <span class="comment">/* ethernet addresses are 6 octets long */</span>
00097 <span class="preprocessor">#ifndef ETHER_ADDR_LEN</span>
00098 <span class="preprocessor"></span><span class="preprocessor">#define ETHER_ADDR_LEN 0x6</span>
00099 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00100 <span class="preprocessor"></span>
00101 <span class="comment">/* FDDI addresses are 6 octets long */</span>
00102 <span class="preprocessor">#ifndef FDDI_ADDR_LEN</span>
00103 <span class="preprocessor"></span><span class="preprocessor">#define FDDI_ADDR_LEN 0x6</span>
00104 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00105 <span class="preprocessor"></span>
00106 <span class="comment">/* token ring addresses are 6 octets long */</span>
00107 <span class="preprocessor">#ifndef TOKEN_RING_ADDR_LEN</span>
00108 <span class="preprocessor"></span><span class="preprocessor">#define TOKEN_RING_ADDR_LEN 0x6</span>
00109 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00110 <span class="preprocessor"></span>
00111 <span class="comment">/* LLC Organization Code is 3 bytes long */</span>
00112 <span class="preprocessor">#define LIBNET_ORG_CODE_SIZE 0x3</span>
00113 <span class="preprocessor"></span>
<a name="l00117"></a><a class="code" href="libnet-macros_8h.html#a18">00117</a> <span class="preprocessor">#define LIBNET_ERRBUF_SIZE 0x100</span>
00118 <span class="preprocessor"></span>
<a name="l00122"></a><a class="code" href="libnet-macros_8h.html#a19">00122</a> <span class="preprocessor">#define LIBNET_MAXOPTION_SIZE 0x28</span>
00123 <span class="preprocessor"></span>
00124 <span class="comment">/* some BSD variants have this endianess problem */</span>
00125 <span class="preprocessor">#if (LIBNET_BSD_BYTE_SWAP)</span>
00126 <span class="preprocessor"></span><span class="preprocessor">#define FIX(n) ntohs(n)</span>
00127 <span class="preprocessor"></span><span class="preprocessor">#define UNFIX(n) htons(n)</span>
00128 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00129 <span class="preprocessor"></span><span class="preprocessor">#define FIX(n) (n)</span>
00130 <span class="preprocessor"></span><span class="preprocessor">#define UNFIX(n) (n)</span>
00131 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00132 <span class="preprocessor"></span>
00133 <span class="comment">/* used internally for checksum stuff */</span>
00134 <span class="preprocessor">#define LIBNET_CKSUM_CARRY(x) \</span>
00135 <span class="preprocessor"> (x = (x >> 16) + (x & 0xffff), (~(x + (x >> 16)) & 0xffff))</span>
00136 <span class="preprocessor"></span>
00137 <span class="comment">/* used interally for OSPF stuff */</span>
00138 <span class="preprocessor">#define LIBNET_OSPF_AUTHCPY(x, y) \</span>
00139 <span class="preprocessor"> memcpy((u_int8_t *)x, (u_int8_t *)y, sizeof(y))</span>
00140 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_OSPF_CKSUMBUF(x, y) \</span>
00141 <span class="preprocessor"> memcpy((u_int8_t *)x, (u_int8_t *)y, sizeof(y)) </span>
00142 <span class="preprocessor"></span>
00143 <span class="comment">/* used internally for NTP leap indicator, version, and mode */</span>
00144 <span class="preprocessor">#define LIBNET_NTP_DO_LI_VN_MODE(li, vn, md) \</span>
00145 <span class="preprocessor"> ((u_int8_t)((((li) << 6) & 0xc0) | (((vn) << 3) & 0x38) | ((md) & 0x7)))</span>
00146 <span class="preprocessor"></span>
00147 <span class="comment">/* Not all systems have IFF_LOOPBACK */</span>
00148 <span class="preprocessor">#ifdef IFF_LOOPBACK</span>
00149 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_ISLOOPBACK(p) ((p)->ifr_flags & IFF_LOOPBACK)</span>
00150 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00151 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_ISLOOPBACK(p) (strcmp((p)->ifr_name, "lo0") == 0)</span>
00152 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00153 <span class="preprocessor"></span>
00154 <span class="comment">/* advanced mode check */</span>
00155 <span class="preprocessor">#define LIBNET_ISADVMODE(x) (x & 0x08)</span>
00156 <span class="preprocessor"></span>
00157 <span class="comment">/* context queue macros and constants */</span>
00158 <span class="preprocessor">#define LIBNET_LABEL_SIZE 64</span>
00159 <span class="preprocessor"></span><span class="preprocessor">#define LIBNET_LABEL_DEFAULT "cardshark"</span>
00160 <span class="preprocessor"></span><span class="preprocessor">#define CQ_LOCK_UNLOCKED (u_int)0x00000000</span>
00161 <span class="preprocessor"></span><span class="preprocessor">#define CQ_LOCK_READ (u_int)0x00000001</span>
00162 <span class="preprocessor"></span><span class="preprocessor">#define CQ_LOCK_WRITE (u_int)0x00000002</span>
00163 <span class="preprocessor"></span>
<a name="l00169"></a><a class="code" href="libnet-macros_8h.html#a33">00169</a> <span class="preprocessor">#define for_each_context_in_cq(l) \</span>
00170 <span class="preprocessor"> for (l = libnet_cq_head(); libnet_cq_last(); l = libnet_cq_next())</span>
00171 <span class="preprocessor"></span>
00172 <span class="comment">/* return 1 if write lock is set on cq */</span>
00173 <span class="preprocessor">#define cq_is_wlocked() (l_cqd.cq_lock & CQ_LOCK_WRITE)</span>
00174 <span class="preprocessor"></span>
00175 <span class="comment">/* return 1 if read lock is set on cq */</span>
00176 <span class="preprocessor">#define cq_is_rlocked() (l_cqd.cq_lock & CQ_LOCK_READ)</span>
00177 <span class="preprocessor"></span>
00178 <span class="comment">/* return 1 if any lock is set on cq */</span>
00179 <span class="preprocessor">#define cq_is_locked() (l_cqd.cq_lock & (CQ_LOCK_READ | CQ_LOCK_WRITE))</span>
00180 <span class="preprocessor"></span>
00181 <span class="comment">/* check if a context queue is locked */</span>
00182 <span class="preprocessor">#define check_cq_lock(x) (l_cqd.cq_lock & x)</span>
00183 <span class="preprocessor"></span>
00184 <span class="preprocessor">#endif </span><span class="comment">/* __LIBNET_MACROS_H */</span>
00185
00186 <span class="comment">/* EOF */</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Wed Mar 10 13:23:37 2004 for libnet by
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