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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* zutil.h -- internal interface and configuration of the compression library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (C) 1995-2005 Jean-loup Gailly.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * For conditions of distribution and use, see copyright notice in zlib.h</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">/* WARNING: this file should *not* be used by applications. It is</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> part of the implementation of the compression library and is</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> subject to change. Applications should only use zlib.h.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">/* @(#) $Id$ */</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef ZUTIL_H</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor"></span><span class="preprocessor">#define ZUTIL_H</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#define ZLIB_INTERNAL</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span><span class="preprocessor">#include "zlib.h"</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#ifdef STDC</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef _WIN32_WCE</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor"></span><span class="preprocessor"># include <stddef.h></span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span><span class="preprocessor"># include <string.h></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"># include <stdlib.h></span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef NO_ERRNO_H</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor"># ifdef _WIN32_WCE</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span> <span class="comment">/* The Microsoft C Run-Time Library for Windows CE doesn't have</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * errno. We define it as a global variable to simplify porting.</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * Its value is always 0 and should not be used. We rename it to</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * avoid conflict with other libraries that use the same workaround.</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"># define errno z_errno</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span> <span class="keyword">extern</span> <span class="keywordtype">int</span> errno;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef _WIN32_WCE</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor"></span><span class="preprocessor"># include <errno.h></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#ifndef local</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span><span class="preprocessor"># define local static</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span><span class="comment">/* compile with -Dlocal if your debugger can't find static symbols */</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> uch;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">typedef</span> uch FAR uchf;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> ush;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">typedef</span> ush FAR ushf;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ulg;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">extern</span> <span class="keyword">const</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> z_errmsg[10]; <span class="comment">/* indexed by 2-zlib_error */</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">/* (size given to avoid silly warnings with Visual C++) */</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#define ERR_MSG(err) z_errmsg[Z_NEED_DICT-(err)]</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#define ERR_RETURN(strm,err) \</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor"> return (strm->msg = (char*)ERR_MSG(err), (err))</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor"></span><span class="comment">/* To be used only when the state is known to be valid */</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">/* common constants */</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#ifndef DEF_WBITS</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor"></span><span class="preprocessor"># define DEF_WBITS MAX_WBITS</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span><span class="comment">/* default windowBits for decompression. MAX_WBITS is for compression only */</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#if MAX_MEM_LEVEL >= 8</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"></span><span class="preprocessor"># define DEF_MEM_LEVEL 8</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"></span><span class="preprocessor"># define DEF_MEM_LEVEL MAX_MEM_LEVEL</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"></span><span class="comment">/* default memLevel */</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor">#define STORED_BLOCK 0</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor"></span><span class="preprocessor">#define STATIC_TREES 1</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"></span><span class="preprocessor">#define DYN_TREES 2</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"></span><span class="comment">/* The three kinds of block type */</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#define MIN_MATCH 3</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor"></span><span class="preprocessor">#define MAX_MATCH 258</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor"></span><span class="comment">/* The minimum and maximum match lengths */</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#define PRESET_DICT 0x20 </span><span class="comment">/* preset dictionary flag in zlib header */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">/* target dependencies */</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#if defined(MSDOS) || (defined(WINDOWS) && !defined(WIN32))</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x00</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor"></span><span class="preprocessor"># if defined(__TURBOC__) || defined(__BORLANDC__)</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor"></span><span class="preprocessor"># if(__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor"></span> <span class="comment">/* Allow compilation with ANSI keywords only enabled */</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">void</span> _Cdecl farfree( <span class="keywordtype">void</span> *<a class="code" href="structblock.html">block</a> );</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordtype">void</span> *_Cdecl farmalloc( <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> nbytes );</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor"># else</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor"></span><span class="preprocessor"># include <alloc.h></span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"></span><span class="preprocessor"># else </span><span class="comment">/* MSC or DJGPP */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor"></span><span class="preprocessor"># include <malloc.h></span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="preprocessor">#ifdef AMIGA</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x01</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#if defined(VAXC) || defined(VMS)</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x02</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor"></span><span class="preprocessor"># define F_OPEN(name, mode) \</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor"> fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512")</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="preprocessor">#if defined(ATARI) || defined(atarist)</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x05</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor">#ifdef OS2</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x06</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="preprocessor"></span><span class="preprocessor"># ifdef M_I86</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="preprocessor"></span><span class="preprocessor"> #include <malloc.h></span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor">#if defined(MACOS) || defined(TARGET_OS_MAC)</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x07</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor"></span><span class="preprocessor"># if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor"></span><span class="preprocessor"># include <unix.h></span> <span class="comment">/* for fdopen */</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor"># else</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef fdopen</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor"></span><span class="preprocessor"># define fdopen(fd,mode) NULL </span><span class="comment">/* No fdopen() */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">#ifdef TOPS20</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x0a</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#ifdef WIN32</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef __CYGWIN__ </span><span class="comment">/* Cygwin is Unix, not Win32 */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x0b</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor"></span><span class="preprocessor">#endif</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">#ifdef __50SERIES </span><span class="comment">/* Prime/PRIMOS */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x0f</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor"></span><span class="preprocessor">#endif</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> <span class="preprocessor">#if defined(_BEOS_) || defined(RISCOS)</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor"></span><span class="preprocessor"># define fdopen(fd,mode) NULL </span><span class="comment">/* No fdopen() */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#if (defined(_MSC_VER) && (_MSC_VER > 600)) || defined(__MINGW32__)</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor"></span><span class="preprocessor"># if defined(_WIN32_WCE)</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor"></span><span class="preprocessor"># define fdopen(fd,mode) NULL </span><span class="comment">/* No fdopen() */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef _PTRDIFF_T_DEFINED</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor"></span> <span class="keyword">typedef</span> <span class="keywordtype">int</span> ptrdiff_t;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor"># define _PTRDIFF_T_DEFINED</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor"></span><span class="preprocessor"># else</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor"></span><span class="preprocessor"># define fdopen(fd,type) _fdopen(fd,type)</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">/* common defaults */</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#ifndef OS_CODE</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor"></span><span class="preprocessor"># define OS_CODE 0x03 </span><span class="comment">/* assume Unix */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor">#ifndef F_OPEN</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor"></span><span class="preprocessor"># define F_OPEN(name, mode) fopen((name), (mode))</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">/* functions */</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#if defined(STDC99) || (defined(__TURBOC__) && __TURBOC__ >= 0x550)</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef HAVE_VSNPRINTF</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor"></span><span class="preprocessor"># define HAVE_VSNPRINTF</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(__CYGWIN__)</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef HAVE_VSNPRINTF</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor"></span><span class="preprocessor"># define HAVE_VSNPRINTF</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor"></span><span class="preprocessor">#ifndef HAVE_VSNPRINTF</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor"></span><span class="preprocessor"># ifdef MSDOS</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor"></span> <span class="comment">/* vsnprintf may exist on some MS-DOS compilers (DJGPP?),</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"> but for now we just assume it doesn't. */</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor"># define NO_vsnprintf</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor"></span><span class="preprocessor"># ifdef __TURBOC__</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor"></span><span class="preprocessor"># define NO_vsnprintf</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor"></span><span class="preprocessor"># ifdef WIN32</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor"></span> <span class="comment">/* In Win32, vsnprintf is available as the "non-ANSI" _vsnprintf. */</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor"># if !defined(vsnprintf) && !defined(NO_vsnprintf)</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor"></span><span class="preprocessor"># define vsnprintf _vsnprintf</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor"></span><span class="preprocessor"># ifdef __SASC</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"></span><span class="preprocessor"># define NO_vsnprintf</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef VMS</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"></span><span class="preprocessor"># define NO_vsnprintf</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor">#if defined(pyr)</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="preprocessor"></span><span class="preprocessor"># define NO_MEMCPY</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(SMALL_MEDIUM) && !defined(_MSC_VER) && !defined(__SC__)</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor"></span> <span class="comment">/* Use our own functions for small and medium model with MSC <= 5.0.</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment"> * You may have to use the same strategy for Borland C (untested).</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment"> * The __SC__ check is for Symantec.</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="preprocessor"># define NO_MEMCPY</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(STDC) && !defined(HAVE_MEMCPY) && !defined(NO_MEMCPY)</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor"></span><span class="preprocessor"># define HAVE_MEMCPY</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef HAVE_MEMCPY</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor"></span><span class="preprocessor"># ifdef SMALL_MEDIUM </span><span class="comment">/* MSDOS small or medium model */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="preprocessor"></span><span class="preprocessor"># define zmemcpy _fmemcpy</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="preprocessor"></span><span class="preprocessor"># define zmemcmp _fmemcmp</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor"></span><span class="preprocessor"># define zmemzero(dest, len) _fmemset(dest, 0, len)</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor"></span><span class="preprocessor"># else</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="preprocessor"></span><span class="preprocessor"># define zmemcpy memcpy</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="preprocessor"></span><span class="preprocessor"># define zmemcmp memcmp</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="preprocessor"></span><span class="preprocessor"># define zmemzero(dest, len) memset(dest, 0, len)</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="preprocessor"></span> <span class="keyword">extern</span> <span class="keywordtype">void</span> zmemcpy OF((Bytef* dest, <span class="keyword">const</span> Bytef* source, uInt len));</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">extern</span> <span class="keywordtype">int</span> zmemcmp OF((<span class="keyword">const</span> Bytef* s1, <span class="keyword">const</span> Bytef* s2, uInt len));</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> zmemzero OF((Bytef* dest, uInt len));</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment">/* Diagnostic functions */</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="preprocessor">#ifdef DEBUG</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="preprocessor"></span><span class="preprocessor"># include <stdio.h></span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keyword">extern</span> <span class="keywordtype">int</span> z_verbose;</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keyword">extern</span> <span class="keywordtype">void</span> z_error OF((<span class="keywordtype">char</span> *m));</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="preprocessor"># define Assert(cond,msg) {if(!(cond)) z_error(msg);}</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="preprocessor"></span><span class="preprocessor"># define Trace(x) {if (z_verbose>=0) fprintf x ;}</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracev(x) {if (z_verbose>0) fprintf x ;}</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracevv(x) {if (z_verbose>1) fprintf x ;}</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracec(c,x) {if (z_verbose>0 && (c)) fprintf x ;}</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracecv(c,x) {if (z_verbose>1 && (c)) fprintf x ;}</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="preprocessor"></span><span class="preprocessor"># define Assert(cond,msg)</span></div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="preprocessor"></span><span class="preprocessor"># define Trace(x)</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracev(x)</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracevv(x)</span></div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracec(c,x)</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="preprocessor"></span><span class="preprocessor"># define Tracecv(c,x)</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> voidpf zcalloc OF((voidpf opaque, <span class="keywordtype">unsigned</span> items, <span class="keywordtype">unsigned</span> size));</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="keywordtype">void</span> zcfree OF((voidpf opaque, voidpf ptr));</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="preprocessor">#define ZALLOC(strm, items, size) \</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="preprocessor"> (*((strm)->zalloc))((strm)->opaque, (items), (size))</span></div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="preprocessor"></span><span class="preprocessor">#define ZFREE(strm, addr) (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="preprocessor"></span><span class="preprocessor">#define TRY_FREE(s, p) {if (p) ZFREE(s, p);}</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="preprocessor">#endif </span><span class="comment">/* ZUTIL_H */</span><span class="preprocessor"></span></div>
<div class="ttc" id="structblock_html"><div class="ttname"><a href="structblock.html">block</a></div><div class="ttdef"><b>Definition:</b> mg.h:33</div></div>
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