Mercurial > hg > CbC > CbC_gcc
annotate zlib/contrib/minizip/ioapi.c @ 51:ae3a4bfb450b
add some files of version 4.4.3 that have been forgotten.
author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Sun, 07 Feb 2010 18:27:48 +0900 |
parents | |
children | 04ced10e8804 |
rev | line source |
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51
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1 /* ioapi.c -- IO base function header for compress/uncompress .zip |
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2 files using zlib + zip or unzip API |
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3 |
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4 Version 1.01e, February 12th, 2005 |
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5 |
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6 Copyright (C) 1998-2005 Gilles Vollant |
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7 */ |
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8 |
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9 #include <stdio.h> |
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10 #include <stdlib.h> |
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11 #include <string.h> |
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12 |
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13 #include "zlib.h" |
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14 #include "ioapi.h" |
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15 |
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16 |
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17 |
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18 /* I've found an old Unix (a SunOS 4.1.3_U1) without all SEEK_* defined.... */ |
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19 |
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20 #ifndef SEEK_CUR |
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21 #define SEEK_CUR 1 |
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22 #endif |
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23 |
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24 #ifndef SEEK_END |
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25 #define SEEK_END 2 |
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26 #endif |
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27 |
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28 #ifndef SEEK_SET |
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29 #define SEEK_SET 0 |
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30 #endif |
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31 |
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32 voidpf ZCALLBACK fopen_file_func OF(( |
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33 voidpf opaque, |
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34 const char* filename, |
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35 int mode)); |
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36 |
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37 uLong ZCALLBACK fread_file_func OF(( |
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38 voidpf opaque, |
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39 voidpf stream, |
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40 void* buf, |
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41 uLong size)); |
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42 |
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43 uLong ZCALLBACK fwrite_file_func OF(( |
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44 voidpf opaque, |
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45 voidpf stream, |
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46 const void* buf, |
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47 uLong size)); |
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48 |
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49 long ZCALLBACK ftell_file_func OF(( |
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50 voidpf opaque, |
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51 voidpf stream)); |
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52 |
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53 long ZCALLBACK fseek_file_func OF(( |
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54 voidpf opaque, |
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55 voidpf stream, |
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56 uLong offset, |
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57 int origin)); |
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58 |
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59 int ZCALLBACK fclose_file_func OF(( |
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60 voidpf opaque, |
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61 voidpf stream)); |
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62 |
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63 int ZCALLBACK ferror_file_func OF(( |
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64 voidpf opaque, |
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65 voidpf stream)); |
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66 |
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67 |
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68 voidpf ZCALLBACK fopen_file_func (opaque, filename, mode) |
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69 voidpf opaque; |
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70 const char* filename; |
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71 int mode; |
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72 { |
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73 FILE* file = NULL; |
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74 const char* mode_fopen = NULL; |
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75 if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ) |
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76 mode_fopen = "rb"; |
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77 else |
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78 if (mode & ZLIB_FILEFUNC_MODE_EXISTING) |
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79 mode_fopen = "r+b"; |
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80 else |
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81 if (mode & ZLIB_FILEFUNC_MODE_CREATE) |
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82 mode_fopen = "wb"; |
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83 |
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84 if ((filename!=NULL) && (mode_fopen != NULL)) |
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85 file = fopen(filename, mode_fopen); |
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86 return file; |
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87 } |
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88 |
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89 |
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90 uLong ZCALLBACK fread_file_func (opaque, stream, buf, size) |
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91 voidpf opaque; |
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92 voidpf stream; |
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93 void* buf; |
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94 uLong size; |
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95 { |
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96 uLong ret; |
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97 ret = (uLong)fread(buf, 1, (size_t)size, (FILE *)stream); |
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98 return ret; |
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99 } |
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100 |
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101 |
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102 uLong ZCALLBACK fwrite_file_func (opaque, stream, buf, size) |
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103 voidpf opaque; |
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104 voidpf stream; |
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105 const void* buf; |
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106 uLong size; |
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107 { |
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108 uLong ret; |
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109 ret = (uLong)fwrite(buf, 1, (size_t)size, (FILE *)stream); |
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110 return ret; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
111 } |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
112 |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
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113 long ZCALLBACK ftell_file_func (opaque, stream) |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
114 voidpf opaque; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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115 voidpf stream; |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
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116 { |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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117 long ret; |
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parents:
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118 ret = ftell((FILE *)stream); |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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119 return ret; |
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parents:
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120 } |
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parents:
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121 |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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122 long ZCALLBACK fseek_file_func (opaque, stream, offset, origin) |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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123 voidpf opaque; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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124 voidpf stream; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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125 uLong offset; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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126 int origin; |
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parents:
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|
127 { |
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128 int fseek_origin=0; |
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parents:
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129 long ret; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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130 switch (origin) |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
131 { |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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132 case ZLIB_FILEFUNC_SEEK_CUR : |
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133 fseek_origin = SEEK_CUR; |
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parents:
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134 break; |
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parents:
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135 case ZLIB_FILEFUNC_SEEK_END : |
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parents:
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136 fseek_origin = SEEK_END; |
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parents:
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137 break; |
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parents:
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138 case ZLIB_FILEFUNC_SEEK_SET : |
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parents:
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139 fseek_origin = SEEK_SET; |
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parents:
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140 break; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
141 default: return -1; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
142 } |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
143 ret = 0; |
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parents:
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144 fseek((FILE *)stream, offset, fseek_origin); |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
145 return ret; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
146 } |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
147 |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
148 int ZCALLBACK fclose_file_func (opaque, stream) |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
149 voidpf opaque; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
150 voidpf stream; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
151 { |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
152 int ret; |
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parents:
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|
153 ret = fclose((FILE *)stream); |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
154 return ret; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
155 } |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
156 |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
157 int ZCALLBACK ferror_file_func (opaque, stream) |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
158 voidpf opaque; |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
159 voidpf stream; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
160 { |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
161 int ret; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
162 ret = ferror((FILE *)stream); |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
163 return ret; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
164 } |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
165 |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
166 void fill_fopen_filefunc (pzlib_filefunc_def) |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
167 zlib_filefunc_def* pzlib_filefunc_def; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
168 { |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
|
169 pzlib_filefunc_def->zopen_file = fopen_file_func; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
170 pzlib_filefunc_def->zread_file = fread_file_func; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
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|
171 pzlib_filefunc_def->zwrite_file = fwrite_file_func; |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
172 pzlib_filefunc_def->ztell_file = ftell_file_func; |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
173 pzlib_filefunc_def->zseek_file = fseek_file_func; |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
174 pzlib_filefunc_def->zclose_file = fclose_file_func; |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
175 pzlib_filefunc_def->zerror_file = ferror_file_func; |
ae3a4bfb450b
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
176 pzlib_filefunc_def->opaque = NULL; |
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kent <kent@cr.ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
177 } |