Mercurial > octave
annotate liboctave/util/url-transfer.cc @ 23447:db1fdf4384dd
maint: Use convention "static_cast<void *>" for casting of pointers.
* Backend.cc, BaseControl.cc, ButtonControl.cc, ButtonGroup.cc, Canvas.cc,
Container.cc, ContextMenu.cc, Figure.cc, ListBoxControl.cc, Menu.cc,
MouseModeActionGroup.cc, Object.cc, Object.h, Panel.cc, RadioButtonControl.cc,
ToggleButtonControl.cc, ToolBar.cc, ToolBarButton.cc, annotation-dialog.cc,
file-editor-tab.cc, main-window.cc, webinfo.cc, data.cc, ft-text-renderer.cc,
graphics.in.h, zfstream.h, __init_fltk__.cc, __osmesa_print__.cc, gzip.cc,
ov-java.cc, bp-table.cc, oct-time.cc, lo-utils.cc, oct-base64.cc,
url-transfer.cc:
Use convention "static_cast<void *>" for casting of pointers.
author | Rik <rik@octave.org> |
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date | Thu, 27 Apr 2017 10:04:31 -0700 |
parents | 092078913d54 |
children | 21baad6b35c4 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2013-2017 John W. Eaton |
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4 Copyright (C) 2006-2016 Alexander Barth |
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5 Copyright (C) 2009 David Bateman |
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6 |
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7 This file is part of Octave. |
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8 |
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9 Octave is free software; you can redistribute it and/or modify it |
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10 under the terms of the GNU General Public License as published by |
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11 the Free Software Foundation; either version 3 of the License, or |
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12 (at your option) any later version. |
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13 |
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14 Octave is distributed in the hope that it will be useful, but |
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15 WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 GNU General Public License for more details. |
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18 |
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19 You should have received a copy of the GNU General Public License |
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20 along with Octave; see the file COPYING. If not, see |
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21 <http://www.gnu.org/licenses/>. |
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22 |
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23 */ |
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24 |
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25 // Author: Alexander Barth <abarth@marine.usf.edu> |
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26 // Author: jwe |
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27 |
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28 #if defined (HAVE_CONFIG_H) |
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29 # include "config.h" |
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30 #endif |
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31 |
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32 #include <fstream> |
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33 #include <iomanip> |
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34 #include <iostream> |
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35 |
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36 #include "dir-ops.h" |
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37 #include "file-ops.h" |
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38 #include "file-stat.h" |
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39 #include "unwind-prot.h" |
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40 #include "url-transfer.h" |
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41 |
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42 #if defined (HAVE_CURL) |
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43 # include <curl/curl.h> |
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44 # include <curl/curlver.h> |
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45 # include <curl/easy.h> |
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46 #endif |
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47 |
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48 namespace octave |
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49 { |
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50 void |
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51 base_url_transfer::delete_file (const std::string& file) |
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52 { |
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53 octave::sys::unlink (file); |
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54 } |
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55 |
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56 void |
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57 base_url_transfer::mget_directory (const std::string& directory, |
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58 const std::string& target) |
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59 { |
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60 std::string sep = octave::sys::file_ops::dir_sep_str (); |
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61 octave::sys::file_stat fs (directory); |
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62 |
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63 if (! fs || ! fs.is_dir ()) |
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64 { |
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65 std::string msg; |
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66 int status = octave::sys::mkdir (directory, 0777, msg); |
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67 |
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68 if (status < 0) |
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69 { |
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70 ok = false; |
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71 errmsg = "__ftp_mget__: can not create directory '" |
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72 + target + sep + directory + "': " + msg; |
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73 return; |
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74 } |
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75 } |
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76 |
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77 cwd (directory); |
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78 |
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79 if (good ()) |
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80 { |
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81 octave::unwind_protect_safe frame; |
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82 |
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83 frame.add_fcn (reset_path, this); |
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84 |
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85 string_vector sv = list (); |
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86 |
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87 for (octave_idx_type i = 0; i < sv.numel (); i++) |
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88 { |
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89 time_t ftime; |
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90 bool fisdir; |
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91 double fsize; |
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92 |
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93 get_fileinfo (sv(i), fsize, ftime, fisdir); |
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94 |
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95 if (fisdir) |
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96 mget_directory (sv(i), target + directory + sep); |
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97 else |
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98 { |
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99 std::string realfile = target + directory + sep + sv(i); |
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100 |
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101 std::ofstream ofile (realfile.c_str (), |
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102 std::ios::out | std::ios::binary); |
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103 |
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104 if (! ofile.is_open ()) |
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105 { |
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106 ok = false; |
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107 errmsg = "__ftp_mget__: unable to open file"; |
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108 break; |
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109 } |
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110 |
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111 octave::unwind_protect_safe frame2; |
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112 |
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113 frame2.add_fcn (delete_file, realfile); |
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114 |
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115 get (sv(i), ofile); |
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116 |
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117 ofile.close (); |
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118 |
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119 if (good ()) |
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120 frame2.discard (); |
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121 } |
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122 |
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123 if (! good ()) |
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124 break; |
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125 } |
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126 } |
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127 } |
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128 |
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129 string_vector |
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130 base_url_transfer::mput_directory (const std::string& base, |
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131 const std::string& directory) |
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132 { |
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133 string_vector file_list; |
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134 |
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135 std::string realdir |
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136 = (base.empty () |
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137 ? directory : base + octave::sys::file_ops::dir_sep_str () + directory); |
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138 |
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139 mkdir (directory); |
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140 |
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141 if (! good ()) |
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142 return file_list; |
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143 |
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144 cwd (directory); |
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145 |
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146 if (good ()) |
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147 { |
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148 octave::unwind_protect_safe frame; |
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149 |
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150 frame.add_fcn (reset_path, this); |
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151 |
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152 octave::sys::dir_entry dirlist (realdir); |
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153 |
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154 if (dirlist) |
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155 { |
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156 string_vector files = dirlist.read (); |
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157 |
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158 for (octave_idx_type i = 0; i < files.numel (); i++) |
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159 { |
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160 std::string file = files (i); |
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161 |
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162 if (file == "." || file == "..") |
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163 continue; |
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164 |
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165 std::string realfile = realdir + octave::sys::file_ops::dir_sep_str () + file; |
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166 octave::sys::file_stat fs (realfile); |
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167 |
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168 if (! fs.exists ()) |
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169 { |
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170 ok = false; |
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171 errmsg = "__ftp__mput: file '" + realfile |
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172 + "' does not exist"; |
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173 break; |
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174 } |
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175 |
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176 if (fs.is_dir ()) |
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177 { |
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178 file_list.append (mput_directory (realdir, file)); |
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179 |
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180 if (! good ()) |
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181 break; |
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182 } |
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183 else |
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184 { |
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185 // FIXME: Does ascii mode need to be flagged here? |
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186 std::ifstream ifile (realfile.c_str (), std::ios::in | |
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187 std::ios::binary); |
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188 |
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189 if (! ifile.is_open ()) |
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190 { |
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191 ok = false; |
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192 errmsg = "__ftp_mput__: unable to open file '" |
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193 + realfile + "'"; |
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194 break; |
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195 } |
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196 |
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197 put (file, ifile); |
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198 |
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199 ifile.close (); |
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200 |
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201 if (! good ()) |
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202 break; |
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203 |
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204 file_list.append (realfile); |
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205 } |
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206 } |
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207 } |
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208 else |
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209 { |
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210 ok = false; |
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211 errmsg = "__ftp_mput__: can not read the directory '" |
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212 + realdir + "'"; |
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213 } |
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214 } |
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215 |
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216 return file_list; |
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217 } |
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218 |
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219 #if defined (HAVE_CURL) |
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220 |
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221 static int |
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222 write_data (void *buffer, size_t size, size_t nmemb, void *streamp) |
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223 { |
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224 std::ostream& stream = *(static_cast<std::ostream *> (streamp)); |
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225 stream.write (static_cast<const char *> (buffer), size*nmemb); |
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226 return (stream.fail () ? 0 : size * nmemb); |
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227 } |
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228 |
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229 static int |
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230 read_data (void *buffer, size_t size, size_t nmemb, void *streamp) |
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231 { |
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232 std::istream& stream = *(static_cast<std::istream *> (streamp)); |
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233 stream.read (static_cast<char *> (buffer), size*nmemb); |
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234 if (stream.eof ()) |
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235 return stream.gcount (); |
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236 else |
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237 return (stream.fail () ? 0 : size * nmemb); |
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238 } |
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239 |
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240 static size_t |
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241 throw_away (void *, size_t size, size_t nmemb, void *) |
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242 { |
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243 return static_cast<size_t>(size * nmemb); |
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244 } |
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245 |
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246 // I'd love to rewrite this as a private method of the url_transfer |
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247 // class, but you can't pass the va_list from the wrapper SETOPT to |
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248 // the curl_easy_setopt function. |
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249 #define SETOPT(option, parameter) \ |
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250 do \ |
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251 { \ |
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252 CURLcode res = curl_easy_setopt (curl, option, parameter); \ |
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253 if (res != CURLE_OK) \ |
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254 { \ |
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255 ok = false; \ |
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256 errmsg = curl_easy_strerror (res); \ |
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257 return; \ |
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258 } \ |
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259 } \ |
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260 while (0) |
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261 |
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262 // Same as above but with a return value. |
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263 #define SETOPTR(option, parameter) \ |
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264 do \ |
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265 { \ |
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266 CURLcode res = curl_easy_setopt (curl, option, parameter); \ |
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267 if (res != CURLE_OK) \ |
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268 { \ |
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269 ok = false; \ |
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270 errmsg = curl_easy_strerror (res); \ |
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271 return retval; \ |
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272 } \ |
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273 } \ |
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274 while (0) |
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275 |
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276 class curl_transfer : public base_url_transfer |
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277 { |
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278 public: |
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279 |
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280 curl_transfer (void) |
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281 : base_url_transfer (), curl (curl_easy_init ()), errnum (), url (), |
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282 userpwd () |
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283 { |
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284 if (curl) |
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285 valid = true; |
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286 else |
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287 errmsg = "can not create curl object"; |
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288 } |
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289 |
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290 curl_transfer (const std::string& host, const std::string& user_arg, |
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291 const std::string& passwd, std::ostream& os) |
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292 : base_url_transfer (host, user_arg, passwd, os), |
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293 curl (curl_easy_init ()), errnum (), url (), userpwd () |
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294 { |
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295 if (curl) |
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296 valid = true; |
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297 else |
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298 { |
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299 errmsg = "can not create curl object"; |
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300 return; |
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301 } |
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302 |
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303 init (user_arg, passwd, std::cin, os); |
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304 |
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305 url = "ftp://" + host; |
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306 SETOPT (CURLOPT_URL, url.c_str ()); |
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307 |
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308 // Set up the link, with no transfer. |
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309 perform (); |
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310 } |
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311 |
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312 curl_transfer (const std::string& url_str, std::ostream& os) |
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313 : base_url_transfer (url_str, os), curl (curl_easy_init ()), errnum (), |
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314 url (), userpwd () |
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315 { |
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316 if (curl) |
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317 valid = true; |
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318 else |
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319 { |
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320 errmsg = "can not create curl object"; |
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321 return; |
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322 } |
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323 |
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324 init ("", "", std::cin, os); |
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325 |
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326 SETOPT (CURLOPT_NOBODY, 0); |
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327 |
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328 // Restore the default HTTP request method to GET after setting |
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329 // NOBODY to true (in the init method) and back to false (above). |
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330 // This is needed for backward compatibility with versions of |
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331 // libcurl < 7.18.2. |
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332 SETOPT (CURLOPT_HTTPGET, 1); |
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333 } |
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334 |
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335 // No copying! |
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336 |
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337 curl_transfer (const curl_transfer&) = delete; |
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338 |
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339 curl_transfer& operator = (const curl_transfer&) = delete; |
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340 |
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341 ~curl_transfer (void) |
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342 { |
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343 if (curl) |
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344 curl_easy_cleanup (curl); |
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345 } |
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346 |
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347 void perform (void) |
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348 { |
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349 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; |
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350 |
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351 errnum = curl_easy_perform (curl); |
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352 |
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353 if (errnum != CURLE_OK) |
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354 { |
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355 ok = false; |
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356 errmsg = curl_easy_strerror (errnum); |
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357 } |
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358 |
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359 END_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; |
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360 } |
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361 |
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362 std::string lasterror (void) const |
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363 { |
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364 return std::string (curl_easy_strerror (errnum)); |
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365 } |
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366 |
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367 std::ostream& set_ostream (std::ostream& os) |
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368 { |
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369 std::ostream& retval = *curr_ostream; |
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370 curr_ostream = &os; |
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371 SETOPTR (CURLOPT_WRITEDATA, static_cast<void *> (curr_ostream)); |
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372 return retval; |
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373 } |
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374 |
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375 std::istream& set_istream (std::istream& is) |
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376 { |
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377 std::istream& retval = *curr_istream; |
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378 curr_istream = &is; |
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379 SETOPTR (CURLOPT_READDATA, static_cast<void *> (curr_istream)); |
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380 return retval; |
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381 } |
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382 |
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383 void ascii (void) |
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384 { |
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385 ascii_mode = true; |
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386 SETOPT (CURLOPT_TRANSFERTEXT, 1); |
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387 } |
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388 |
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389 void binary (void) |
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390 { |
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391 ascii_mode = false; |
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392 SETOPT (CURLOPT_TRANSFERTEXT, 0); |
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393 } |
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394 |
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395 void cwd (const std::string& path) |
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396 { |
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397 ftp_file_or_dir_action (path, "cwd"); |
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398 } |
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399 |
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400 void del (const std::string& file) |
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401 { |
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402 ftp_file_or_dir_action (file, "dele"); |
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403 } |
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404 |
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405 void rmdir (const std::string& path) |
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406 { |
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407 ftp_file_or_dir_action (path, "rmd"); |
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408 } |
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409 |
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410 void mkdir (const std::string& path) |
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411 { |
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412 ftp_file_or_dir_action (path, "mkd"); |
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413 } |
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414 |
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415 void rename (const std::string& oldname, const std::string& newname) |
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416 { |
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417 struct curl_slist *slist = 0; |
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418 |
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419 octave::unwind_protect frame; |
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420 frame.add_fcn (curl_slist_free_all, slist); |
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421 |
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422 std::string cmd = "rnfr " + oldname; |
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423 slist = curl_slist_append (slist, cmd.c_str ()); |
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424 cmd = "rnto " + newname; |
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425 slist = curl_slist_append (slist, cmd.c_str ()); |
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426 SETOPT (CURLOPT_POSTQUOTE, slist); |
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427 |
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428 perform (); |
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429 if (! good ()) |
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430 return; |
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431 |
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432 SETOPT (CURLOPT_POSTQUOTE, 0); |
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433 } |
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434 |
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435 void put (const std::string& file, std::istream& is) |
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436 { |
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437 url = "ftp://" + host_or_url + "/" + file; |
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438 SETOPT (CURLOPT_URL, url.c_str ()); |
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439 SETOPT (CURLOPT_UPLOAD, 1); |
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440 SETOPT (CURLOPT_NOBODY, 0); |
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441 std::istream& old_is = set_istream (is); |
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442 |
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443 perform (); |
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444 if (! good ()) |
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445 return; |
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|
446 |
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447 set_istream (old_is); |
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448 SETOPT (CURLOPT_NOBODY, 1); |
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449 SETOPT (CURLOPT_UPLOAD, 0); |
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450 url = "ftp://" + host_or_url; |
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451 SETOPT (CURLOPT_URL, url.c_str ()); |
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452 } |
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453 |
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454 void get (const std::string& file, std::ostream& os) |
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455 { |
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456 url = "ftp://" + host_or_url + "/" + file; |
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457 SETOPT (CURLOPT_URL, url.c_str ()); |
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458 SETOPT (CURLOPT_NOBODY, 0); |
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459 std::ostream& old_os = set_ostream (os); |
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460 |
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461 perform (); |
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462 if (! good ()) |
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463 return; |
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|
464 |
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465 set_ostream (old_os); |
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466 SETOPT (CURLOPT_NOBODY, 1); |
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467 url = "ftp://" + host_or_url; |
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468 SETOPT (CURLOPT_URL, url.c_str ()); |
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469 } |
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470 |
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471 void dir (void) |
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472 { |
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473 url = "ftp://" + host_or_url + "/"; |
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474 SETOPT (CURLOPT_URL, url.c_str ()); |
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475 SETOPT (CURLOPT_NOBODY, 0); |
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476 |
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477 perform (); |
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478 if (! good ()) |
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479 return; |
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|
480 |
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481 SETOPT (CURLOPT_NOBODY, 1); |
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482 url = "ftp://" + host_or_url; |
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483 SETOPT (CURLOPT_URL, url.c_str ()); |
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484 } |
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|
485 |
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486 string_vector list (void) |
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|
487 { |
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488 string_vector retval; |
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|
489 |
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490 std::ostringstream buf; |
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491 url = "ftp://" + host_or_url + "/"; |
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492 SETOPTR (CURLOPT_WRITEDATA, static_cast<void *> (&buf)); |
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493 SETOPTR (CURLOPT_URL, url.c_str ()); |
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494 SETOPTR (CURLOPT_DIRLISTONLY, 1); |
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495 SETOPTR (CURLOPT_NOBODY, 0); |
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|
496 |
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|
497 perform (); |
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498 if (! good ()) |
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|
499 return retval; |
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|
500 |
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501 SETOPTR (CURLOPT_NOBODY, 1); |
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502 url = "ftp://" + host_or_url; |
23447
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503 SETOPTR (CURLOPT_WRITEDATA, static_cast<void *> (curr_ostream)); |
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504 SETOPTR (CURLOPT_DIRLISTONLY, 0); |
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505 SETOPTR (CURLOPT_URL, url.c_str ()); |
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506 |
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507 // Count number of directory entries |
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508 std::string str = buf.str (); |
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509 octave_idx_type n = 0; |
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510 size_t pos = 0; |
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511 while (true) |
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512 { |
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513 pos = str.find_first_of ('\n', pos); |
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514 if (pos == std::string::npos) |
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515 break; |
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516 pos++; |
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517 n++; |
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518 } |
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519 retval.resize (n); |
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520 pos = 0; |
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521 for (octave_idx_type i = 0; i < n; i++) |
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522 { |
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523 size_t newpos = str.find_first_of ('\n', pos); |
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524 if (newpos == std::string::npos) |
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525 break; |
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526 |
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527 retval(i) = str.substr(pos, newpos - pos); |
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528 pos = newpos + 1; |
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529 } |
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530 |
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531 return retval; |
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532 } |
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533 |
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534 void get_fileinfo (const std::string& filename, double& filesize, |
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535 time_t& filetime, bool& fileisdir) |
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536 { |
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537 std::string path = pwd (); |
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538 |
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539 url = "ftp://" + host_or_url + "/" + path + "/" + filename; |
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540 SETOPT (CURLOPT_URL, url.c_str ()); |
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541 SETOPT (CURLOPT_FILETIME, 1); |
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542 SETOPT (CURLOPT_HEADERFUNCTION, throw_away); |
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543 SETOPT (CURLOPT_WRITEFUNCTION, throw_away); |
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544 |
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545 // FIXME |
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546 // The MDTM command fails for a directory on the servers I tested |
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547 // so this is a means of testing for directories. It also means |
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548 // I can't get the date of directories! |
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549 |
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550 perform (); |
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551 if (! good ()) |
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552 { |
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553 fileisdir = true; |
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554 filetime = -1; |
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555 filesize = 0; |
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556 |
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557 return; |
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558 } |
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559 |
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560 fileisdir = false; |
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561 time_t ft; |
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562 curl_easy_getinfo (curl, CURLINFO_FILETIME, &ft); |
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563 filetime = ft; |
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564 double fs; |
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565 curl_easy_getinfo (curl, CURLINFO_CONTENT_LENGTH_DOWNLOAD, &fs); |
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566 filesize = fs; |
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567 |
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568 SETOPT (CURLOPT_WRITEFUNCTION, write_data); |
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569 SETOPT (CURLOPT_HEADERFUNCTION, 0); |
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570 SETOPT (CURLOPT_FILETIME, 0); |
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571 url = "ftp://" + host_or_url; |
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572 SETOPT (CURLOPT_URL, url.c_str ()); |
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573 |
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574 // The MDTM command seems to reset the path to the root with the |
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575 // servers I tested with, so cd again into the correct path. Make |
21744
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576 // the path absolute so that this will work even with servers that |
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577 // don't end up in the root after an MDTM command. |
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578 cwd ("/" + path); |
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579 } |
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|
580 |
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581 std::string pwd (void) |
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582 { |
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583 std::string retval; |
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584 |
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585 struct curl_slist *slist = 0; |
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586 |
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587 octave::unwind_protect frame; |
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588 frame.add_fcn (curl_slist_free_all, slist); |
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|
589 |
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590 slist = curl_slist_append (slist, "pwd"); |
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591 SETOPTR (CURLOPT_POSTQUOTE, slist); |
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592 SETOPTR (CURLOPT_HEADERFUNCTION, write_data); |
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593 |
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|
594 std::ostringstream buf; |
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595 SETOPTR (CURLOPT_WRITEHEADER, static_cast<void *>(&buf)); |
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|
596 |
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597 perform (); |
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598 if (! good ()) |
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599 return retval; |
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|
600 |
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601 retval = buf.str (); |
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|
602 |
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|
603 // Can I assume that the path is alway in "" on the last line |
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604 size_t pos2 = retval.rfind ('"'); |
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605 size_t pos1 = retval.rfind ('"', pos2 - 1); |
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606 retval = retval.substr (pos1 + 1, pos2 - pos1 - 1); |
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607 |
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608 SETOPTR (CURLOPT_HEADERFUNCTION, 0); |
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609 SETOPTR (CURLOPT_WRITEHEADER, 0); |
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610 SETOPTR (CURLOPT_POSTQUOTE, 0); |
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|
611 |
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|
612 return retval; |
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|
613 } |
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|
614 |
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|
615 void http_get (const Array<std::string>& param) |
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616 { |
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617 url = host_or_url; |
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618 |
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619 std::string query_string = form_query_string (param); |
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620 |
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621 if (! query_string.empty ()) |
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622 url += "?" + query_string; |
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623 |
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624 SETOPT (CURLOPT_URL, url.c_str ()); |
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|
625 |
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|
626 perform (); |
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627 } |
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|
628 |
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|
629 void http_post (const Array<std::string>& param) |
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630 { |
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631 SETOPT (CURLOPT_URL, host_or_url.c_str ()); |
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632 |
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633 std::string query_string = form_query_string (param); |
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634 |
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635 SETOPT (CURLOPT_POSTFIELDS, query_string.c_str ()); |
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636 |
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637 perform (); |
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638 } |
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639 |
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640 void http_action (const Array<std::string>& param, const std::string& action) |
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641 { |
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642 if (action.empty () || action == "get") |
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643 http_get (param); |
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644 else if (action == "post") |
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645 http_post (param); |
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646 else |
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647 { |
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648 ok = false; |
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649 errmsg = "curl_transfer: unknown http action"; |
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650 } |
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651 } |
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652 |
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653 private: |
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654 |
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655 // Pointer to cURL object. |
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656 CURL *curl; |
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657 |
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658 // cURL error code. |
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659 CURLcode errnum; |
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660 |
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661 // The cURL library changed the curl_easy_setopt call to make an |
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662 // internal copy of string parameters in version 7.17.0. Prior |
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663 // versions only held a pointer to a string provided by the caller |
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664 // that must persist for the lifetime of the CURL handle. |
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665 // |
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666 // The associated API did not change, only the behavior of the library |
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667 // implementing the function call. |
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668 // |
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669 // To be compatible with any version of cURL, the caller must keep a |
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670 // copy of all string parameters associated with a CURL handle until |
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671 // the handle is released. The curl_handle::curl_handle_rep class |
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672 // contains the pointer to the CURL handle and so is the best |
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673 // candidate for storing the strings as well. (bug #36717) |
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674 std::string url; |
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675 std::string userpwd; |
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676 |
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677 void init (const std::string& user, const std::string& passwd, |
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678 std::istream& is, std::ostream& os) |
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679 { |
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680 // No data transfer by default |
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681 SETOPT (CURLOPT_NOBODY, 1); |
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682 |
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683 // Set the username and password |
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684 userpwd = user; |
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685 if (! passwd.empty ()) |
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686 userpwd += ":" + passwd; |
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687 if (! userpwd.empty ()) |
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688 SETOPT (CURLOPT_USERPWD, userpwd.c_str ()); |
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689 |
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690 // Define our callback to get called when there's data to be written. |
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691 SETOPT (CURLOPT_WRITEFUNCTION, write_data); |
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692 |
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693 // Set a pointer to our struct to pass to the callback. |
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694 SETOPT (CURLOPT_WRITEDATA, static_cast<void *> (&os)); |
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695 |
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696 // Define our callback to get called when there's data to be read |
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697 SETOPT (CURLOPT_READFUNCTION, read_data); |
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698 |
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699 // Set a pointer to our struct to pass to the callback. |
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700 SETOPT (CURLOPT_READDATA, static_cast<void *> (&is)); |
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701 |
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702 // Follow redirects. |
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703 SETOPT (CURLOPT_FOLLOWLOCATION, true); |
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704 |
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705 // Don't use EPSV since connecting to sites that don't support it |
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706 // will hang for some time (3 minutes?) before moving on to try PASV |
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707 // instead. |
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708 SETOPT (CURLOPT_FTP_USE_EPSV, false); |
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|
709 |
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|
710 SETOPT (CURLOPT_NOPROGRESS, true); |
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711 SETOPT (CURLOPT_FAILONERROR, true); |
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|
712 |
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|
713 SETOPT (CURLOPT_POSTQUOTE, 0); |
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714 SETOPT (CURLOPT_QUOTE, 0); |
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715 } |
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716 |
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717 std::string form_query_string (const Array<std::string>& param) |
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718 { |
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|
719 std::ostringstream query; |
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720 |
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|
721 for (int i = 0; i < param.numel (); i += 2) |
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|
722 { |
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|
723 std::string name = param(i); |
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|
724 std::string text = param(i+1); |
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|
725 |
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|
726 // Encode strings. |
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John W. Eaton <jwe@octave.org>
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|
727 char *enc_name = curl_easy_escape (curl, name.c_str (), |
e1be0b36fbed
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|
728 name.length ()); |
e1be0b36fbed
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|
729 char *enc_text = curl_easy_escape (curl, text.c_str (), |
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parents:
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diff
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|
730 text.length ()); |
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parents:
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|
731 |
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|
732 query << enc_name << "=" << enc_text; |
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|
733 |
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|
734 curl_free (enc_name); |
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|
735 curl_free (enc_text); |
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|
736 |
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737 if (i < param.numel ()-1) |
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|
738 query << "&"; |
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|
739 } |
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|
740 |
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diff
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|
741 query.flush (); |
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diff
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|
742 |
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diff
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|
743 return query.str (); |
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parents:
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diff
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|
744 } |
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|
745 |
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|
746 void ftp_file_or_dir_action (const std::string& file_or_dir, |
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747 const std::string& action) |
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|
748 { |
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749 struct curl_slist *slist = 0; |
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|
750 |
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|
751 octave::unwind_protect frame; |
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|
752 |
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diff
changeset
|
753 frame.add_fcn (curl_slist_free_all, slist); |
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|
754 |
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755 std::string cmd = action + " " + file_or_dir; |
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756 |
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757 slist = curl_slist_append (slist, cmd.c_str ()); |
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758 |
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759 SETOPT (CURLOPT_POSTQUOTE, slist); |
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760 |
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761 perform (); |
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762 |
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763 if (! good ()) |
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764 return; |
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765 |
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766 SETOPT (CURLOPT_POSTQUOTE, 0); |
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767 } |
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768 }; |
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769 |
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770 #undef SETOPT |
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771 |
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772 #endif |
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773 |
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774 #if defined (HAVE_CURL) |
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775 # define REP_CLASS curl_transfer |
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776 #else |
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777 # define REP_CLASS base_url_transfer |
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778 #endif |
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779 |
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780 url_transfer::url_transfer (void) : rep (new REP_CLASS ()) |
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781 { } |
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782 |
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783 url_transfer::url_transfer (const std::string& host, const std::string& user, |
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784 const std::string& passwd, std::ostream& os) |
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785 : rep (new REP_CLASS (host, user, passwd, os)) |
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786 { } |
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787 |
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788 url_transfer::url_transfer (const std::string& url, std::ostream& os) |
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789 : rep (new REP_CLASS (url, os)) |
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790 { } |
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791 |
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792 #undef REP_CLASS |
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793 |
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794 } |