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<a href="libnet-macros_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * $Id: libnet-macros.h,v 1.7 2004/04/13 17:32:28 mike Exp $</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * libnet-macros.h - Network routine library macro header file</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.com></span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * All rights reserved.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * modification, are permitted provided that the following conditions</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * are met:</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * notice, this list of conditions and the following disclaimer.</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * notice, this list of conditions and the following disclaimer in the</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * documentation and/or other materials provided with the distribution.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * SUCH DAMAGE.</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> *</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> */</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#ifndef __LIBNET_MACROS_H</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#define __LIBNET_MACROS_H</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">/* for systems without snprintf */</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#if defined(NO_SNPRINTF)</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#define snprintf(buf, len, args...) sprintf(buf, ##args)</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#ac67cb6e9b00fd492cc3a9247e9477d87"> 49</a></span> <span class="preprocessor">#define LIBNET_DONT_RESOLVE 0</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#a6733960f6981f1930b2d1a489df89cc7"> 55</a></span> <span class="preprocessor">#define LIBNET_RESOLVE 1</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#a5ff9536ca9bbe6f73f69bec817962742"> 60</a></span> <span class="preprocessor">#define LIBNET_ON 0</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#af87da67c016a9791d256c2d71bf0b0ac"> 65</a></span> <span class="preprocessor">#define LIBNET_OFF 1</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#ifndef IN6ADDR_ERROR_INIT</span></div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#a9c76fe8da8e411fe1db9f75583dc1b8a"> 71</a></span> <span class="preprocessor">#define IN6ADDR_ERROR_INIT { { { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"> 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"> 0xff, 0xff } } }</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#a96a6017948aa76e5a5d415c3227348df"> 79</a></span> <span class="preprocessor">#define LIBNET_PR2 0</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#define LIBNET_PR8 1</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#define LIBNET_PR16 2</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#define LIBNET_PRu16 3</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#define LIBNET_PR32 4</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#define LIBNET_PRu32 5</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#define LIBNET_PRAND_MAX 0xffffffff</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#ac7301c95aa36d66e8904979650b5189d"> 90</a></span> <span class="preprocessor">#define LIBNET_MAX_PACKET 0xffff</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#ifndef IP_MAXPACKET</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#define IP_MAXPACKET 0xffff</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment">/* ethernet addresses are 6 octets long */</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#ifndef ETHER_ADDR_LEN</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor">#define ETHER_ADDR_LEN 0x6</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">/* FDDI addresses are 6 octets long */</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#ifndef FDDI_ADDR_LEN</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor">#define FDDI_ADDR_LEN 0x6</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">/* token ring addresses are 6 octets long */</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor">#ifndef TOKEN_RING_ADDR_LEN</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#define TOKEN_RING_ADDR_LEN 0x6</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">/* LLC Organization Code is 3 bytes long */</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor">#define LIBNET_ORG_CODE_SIZE 0x3</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#a2d720375e2ef5a85a62d6069283a5223"> 117</a></span> <span class="preprocessor">#define LIBNET_ERRBUF_SIZE 0x100</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#ae9cd154f8cb482809ee456b6ac43dea5"> 122</a></span> <span class="preprocessor">#define LIBNET_MAXOPTION_SIZE 0x28</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">/* some BSD variants have this endianess problem */</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor">#if (LIBNET_BSD_BYTE_SWAP)</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="preprocessor">#define FIX(n) ntohs(n)</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor">#define UNFIX(n) htons(n)</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor">#define FIX(n) (n)</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#define UNFIX(n) (n)</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">/* used internally for packet builders */</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor">#define LIBNET_DO_PAYLOAD(l, p) \</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor">if (payload_s && !payload) \</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">{ \</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor"> snprintf(l->err_buf, LIBNET_ERRBUF_SIZE, \</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="preprocessor"> "%s(): payload inconsistency\n", __func__); \</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor"> goto bad; \</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">} \</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor">if (payload_s) \</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">{ \</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor"> n = libnet_pblock_append(l, p, payload, payload_s); \</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor"> if (n == (uint32_t) - 1) \</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="preprocessor"> { \</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="preprocessor"> goto bad; \</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor"> } \</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor">} \</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor"></span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">/* used internally for checksum stuff */</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor">#define LIBNET_CKSUM_CARRY(x) \</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor"> (x = (x >> 16) + (x & 0xffff), (~(x + (x >> 16)) & 0xffff))</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">/* used interally for OSPF stuff */</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor">#define LIBNET_OSPF_AUTHCPY(x, y) \</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor"> memcpy((uint8_t *)x, (uint8_t *)y, sizeof(y))</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor">#define LIBNET_OSPF_CKSUMBUF(x, y) \</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor"> memcpy((uint8_t *)x, (uint8_t *)y, sizeof(y)) </span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment">/* used internally for NTP leap indicator, version, and mode */</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor">#define LIBNET_NTP_DO_LI_VN_MODE(li, vn, md) \</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor"> ((uint8_t)((((li) << 6) & 0xc0) | (((vn) << 3) & 0x38) | ((md) & 0x7)))</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">/* Not all systems have IFF_LOOPBACK */</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor">#ifdef IFF_LOOPBACK</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#define LIBNET_ISLOOPBACK(p) ((p)->ifr_flags & IFF_LOOPBACK)</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#define LIBNET_ISLOOPBACK(p) (strcmp((p)->ifr_name, "lo") == 0)</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment">/* advanced mode check */</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor">#define LIBNET_ISADVMODE(x) (x & 0x08)</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment">/* context queue macros and constants */</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#define LIBNET_LABEL_SIZE 64</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor">#define LIBNET_LABEL_DEFAULT "cardshark"</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#define CQ_LOCK_UNLOCKED (u_int)0x00000000</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor">#define CQ_LOCK_READ (u_int)0x00000001</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#define CQ_LOCK_WRITE (u_int)0x00000002</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div><div class="line"><a name="l00187"></a><span class="lineno"><a class="line" href="libnet-macros_8h.html#af36eb84eee10c525720134cfadb50a3e"> 187</a></span> <span class="preprocessor">#define for_each_context_in_cq(l) \</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor"> for (l = libnet_cq_head(); libnet_cq_last(); l = libnet_cq_next())</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment">/* return 1 if write lock is set on cq */</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor">#define cq_is_wlocked() (l_cqd.cq_lock & CQ_LOCK_WRITE)</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">/* return 1 if read lock is set on cq */</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#define cq_is_rlocked() (l_cqd.cq_lock & CQ_LOCK_READ)</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">/* return 1 if any lock is set on cq */</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor">#define cq_is_locked() (l_cqd.cq_lock & (CQ_LOCK_READ | CQ_LOCK_WRITE))</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment">/* check if a context queue is locked */</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor">#define check_cq_lock(x) (l_cqd.cq_lock & x)</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor">#endif </span><span class="comment">/* __LIBNET_MACROS_H */</span><span class="preprocessor"></span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment">/* EOF */</span></div></div><!-- fragment --></div><!-- contents -->
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Documentation for <a href="https://github.com/sgeto/libnet">libnet</a> (version 1.2-rc3).<br>
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