1 | /*
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2 | File: FSCopyObject.h
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3 |
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4 | Contains: A Copy/Delete Files/Folders engine which uses the HFS+ API's
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5 |
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6 | */
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7 |
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8 | /* ***** BEGIN LICENSE BLOCK *****
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9 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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10 | *
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11 | * The contents of this file are subject to the Mozilla Public License Version
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12 | * 1.1 (the "License"); you may not use this file except in compliance with
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13 | * the License. You may obtain a copy of the License at
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14 | * http://www.mozilla.org/MPL/
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15 | *
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16 | * Software distributed under the License is distributed on an "AS IS" basis,
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17 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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18 | * for the specific language governing rights and limitations under the
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19 | * License.
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20 | *
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21 | * The Original Code is Mozilla Communicator client code, released
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22 | * March 31, 1998.
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23 | *
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24 | * The Initial Developer of the Original Code is
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25 | * Netscape Communications Corporation.
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26 | * Portions created by the Initial Developer are Copyright (C) 2000
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27 | * the Initial Developer. All Rights Reserved.
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28 | *
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29 | * Contributor(s):
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30 | *
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31 | * Alternatively, the contents of this file may be used under the terms of
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32 | * either of the GNU General Public License Version 2 or later (the "GPL"),
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33 | * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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34 | * in which case the provisions of the GPL or the LGPL are applicable instead
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35 | * of those above. If you wish to allow use of your version of this file only
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36 | * under the terms of either the GPL or the LGPL, and not to allow others to
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37 | * use your version of this file under the terms of the MPL, indicate your
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38 | * decision by deleting the provisions above and replace them with the notice
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39 | * and other provisions required by the GPL or the LGPL. If you do not delete
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40 | * the provisions above, a recipient may use your version of this file under
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41 | * the terms of any one of the MPL, the GPL or the LGPL.
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42 | *
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43 | * ***** END LICENSE BLOCK ***** */
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44 |
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45 |
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46 | // Modified 2006-01-23 - added this comment.
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47 |
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48 | #ifndef __FSCOPYOBJECT_H__
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49 | #define __FSCOPYOBJECT_H__
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50 |
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51 | #include <Files.h>
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52 |
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53 | #ifdef __cplusplus
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54 | extern "C" {
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55 | #endif
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56 |
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57 | #define DEBUG_COPY_OBJECT 0 // set to zero if you don't want debug spew
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58 |
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59 | #define QuoteExceptionString(x) #x
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60 |
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61 | #if DEBUG_COPY_OBJECT
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62 | #include <stdio.h>
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63 |
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64 | #define mycheck_noerr(error) \
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65 | do { \
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66 | OSStatus localError = error; \
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67 | if (localError == noErr) ; \
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68 | else { \
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69 | printf(QuoteExceptionString(error) " != noErr in File: %s, Function: %s, Line: %d, Error: %d\n", \
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70 | __FILE__, __FUNCTION__, __LINE__, localError); \
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71 | } \
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72 | } while (false)
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73 |
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74 | #define mycheck(assertion) \
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75 | do { \
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76 | if (assertion) ; \
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77 | else { \
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78 | printf(QuoteExceptionString(assertion) " failed in File: %s, Function: %s, Line: %d\n", \
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79 | __FILE__, __FUNCTION__, __LINE__); \
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80 | } \
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81 | } while (false)
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82 | #define myverify(assertion) mycheck(assertion)
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83 | #define myverify_noerr(assertion) mycheck_noerr( (assertion) )
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84 | #else
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85 | #define mycheck(assertion)
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86 | #define mycheck_noerr(err)
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87 | #define myverify(assertion) do { (void) (assertion); } while (0)
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88 | #define myverify_noerr(assertion) myverify(assertion)
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89 | #endif
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90 |
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91 | /*
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92 | This code is a combination of MoreFilesX (by Jim Luther) and MPFileCopy (by Quinn)
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93 | with some added features and bug fixes. This code will run in OS 9.1 and up
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94 | and 10.1.x (Classic and Carbon)
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95 | */
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96 |
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97 | /*****************************************************************************/
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98 |
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99 | #pragma mark CopyObjectFilterProcPtr
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100 |
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101 | /*
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102 | This is the prototype for the CallCopyObjectFilterProc function which
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103 | is called once for each file and directory found by FSCopyObject.
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104 | The CallCopyObjectFilterProc can use the read-only data it receives for
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105 | whatever it wants.
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106 |
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107 | The result of the CallCopyObjectFilterProc function indicates if
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108 | iteration should be stopped. To stop iteration, return true; to continue
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109 | iteration, return false.
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110 |
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111 | The yourDataPtr parameter can point to whatever data structure you might
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112 | want to access from within the CallCopyObjectFilterProc.
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113 |
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114 | containerChanged --> Set to true if the container's contents changed
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115 | during iteration.
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116 | currentLevel --> The current recursion level into the container.
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117 | 1 = the container, 2 = the container's immediate
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118 | subdirectories, etc.
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119 | currentOSErr --> The current error code, shows the results of the
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120 | copy of the current object (ref)
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121 | catalogInfo --> The catalog information for the current object.
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122 | Only the fields requested by the whichInfo
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123 | parameter passed to FSIterateContainer are valid.
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124 | ref --> The FSRef to the current object.
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125 | spec --> The FSSpec to the current object if the wantFSSpec
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126 | parameter passed to FSCopyObject is true.
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127 | name --> The name of the current object if the wantName
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128 | parameter passed to FSCopyObject is true.
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129 | yourDataPtr --> An optional pointer to whatever data structure you
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130 | might want to access from within the
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131 | CallCopyObjectFilterProc.
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132 | result <-- To stop iteration, return true; to continue
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133 | iteration, return false.
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134 |
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135 | __________
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136 |
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137 | Also see: FSCopyObject
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138 | */
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139 |
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140 | typedef CALLBACK_API( Boolean , CopyObjectFilterProcPtr ) (
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141 | Boolean containerChanged,
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142 | ItemCount currentLevel,
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143 | OSErr currentOSErr,
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144 | const FSCatalogInfo *catalogInfo,
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145 | const FSRef *ref,
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146 | const FSSpec *spec,
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147 | const HFSUniStr255 *name,
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148 | void *yourDataPtr);
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149 |
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150 |
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151 | /*****************************************************************************/
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152 |
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153 | #pragma mark CallCopyObjectFilterProc
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154 |
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155 | #define CallCopyObjectFilterProc(userRoutine, containerChanged, currentLevel, currentOSErr, catalogInfo, ref, spec, name, yourDataPtr) \
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156 | (*(userRoutine))((containerChanged), (currentLevel), (currentOSErr), (catalogInfo), (ref), (spec), (name), (yourDataPtr))
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157 |
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158 | /*****************************************************************************/
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159 |
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160 | #pragma mark FSCopyObject
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161 |
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162 | /*
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163 | The FSCopyObject function takes a source object (can be a file or directory)
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164 | and copies it (and its contents if it's a directory) to the new destination
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165 | directory.
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166 |
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167 | It will call your CopyObjectFilterProcPtr once for each file/directory
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168 | copied
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169 |
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170 | The maxLevels parameter is only used when the object is a directory,
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171 | ignored otherwise.
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172 | It lets you control how deep the recursion goes.
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173 | If maxLevels is 1, FSCopyObject only scans the specified directory;
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174 | if maxLevels is 2, FSCopyObject scans the specified directory and
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175 | one subdirectory below the specified directory; etc. Set maxLevels to
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176 | zero to scan all levels.
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177 |
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178 | The yourDataPtr parameter can point to whatever data structure you might
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179 | want to access from within your CopyObjectFilterProcPtr.
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180 |
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181 | source --> The FSRef to the object you want to copy
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182 | destDir --> The FSRef to the directory you wish to copy source to
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183 | maxLevels --> Maximum number of directory levels to scan or
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184 | zero to scan all directory levels, ignored if the
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185 | object is a file
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186 | whichInfo --> The fields of the FSCatalogInfo you wish passed
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187 | to you in your CopyObjectFilterProc
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188 | wantFSSpec --> Set to true if you want the FSSpec to each
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189 | object passed to your CopyObjectFilterProc.
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190 | wantName --> Set to true if you want the name of each
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191 | object passed to your CopyObjectFilterProc.
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192 | iterateFilter --> A pointer to the CopyObjectFilterProc you
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193 | want called once for each object found
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194 | by FSCopyObject.
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195 | yourDataPtr --> An optional pointer to whatever data structure you
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196 | might want to access from within the
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197 | CopyObjectFilterProc.
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198 | */
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199 |
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200 | OSErr FSCopyObject( const FSRef *source,
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201 | const FSRef *destDir,
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202 | UniCharCount nameLength,
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203 | const UniChar *copyName, // can be NULL (no rename during copy)
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204 | ItemCount maxLevels,
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205 | FSCatalogInfoBitmap whichInfo,
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206 | Boolean wantFSSpec,
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207 | Boolean wantName,
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208 | CopyObjectFilterProcPtr filterProcPtr, // can be NULL
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209 | void *yourDataPtr, // can be NULL
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210 | FSRef *newObject); // can be NULL
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211 |
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212 | /*****************************************************************************/
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213 |
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214 | #pragma mark FSDeleteObjects
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215 |
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216 | /*
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217 | The FSDeleteObjects function takes an FSRef to a file or directory
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218 | and attempts to delete it. If the object is a directory, all files
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219 | and subdirectories in the specified directory are deleted. If a
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220 | locked file or directory is encountered, it is unlocked and then
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221 | deleted. After deleting the directory's contents, the directory
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222 | is deleted. If any unexpected errors are encountered,
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223 | FSDeleteContainer quits and returns to the caller.
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224 |
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225 | source --> FSRef to an object (can be file or directory).
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226 |
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227 | __________
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228 | */
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229 |
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230 | OSErr FSDeleteObjects( const FSRef *source );
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231 |
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232 | #ifdef __cplusplus
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233 | }
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234 | #endif
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235 |
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236 | #endif
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