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1498 | serge | 1 | |
2 | * |
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3 | * Module Name: oswindir - Windows directory access interfaces |
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4 | * |
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5 | *****************************************************************************/ |
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6 | |||
7 | |||
8 | * |
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9 | * 1. Copyright Notice |
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10 | * |
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11 | * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp. |
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2216 | Serge | 12 | * All rights reserved. |
1498 | serge | 13 | * |
14 | * 2. License |
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15 | * |
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16 | * 2.1. This is your license from Intel Corp. under its intellectual property |
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17 | * rights. You may have additional license terms from the party that provided |
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18 | * you this software, covering your right to use that party's intellectual |
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19 | * property rights. |
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20 | * |
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21 | * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a |
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22 | * copy of the source code appearing in this file ("Covered Code") an |
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23 | * irrevocable, perpetual, worldwide license under Intel's copyrights in the |
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24 | * base code distributed originally by Intel ("Original Intel Code") to copy, |
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25 | * make derivatives, distribute, use and display any portion of the Covered |
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26 | * Code in any form, with the right to sublicense such rights; and |
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27 | * |
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28 | * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent |
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29 | * license (with the right to sublicense), under only those claims of Intel |
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30 | * patents that are infringed by the Original Intel Code, to make, use, sell, |
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31 | * offer to sell, and import the Covered Code and derivative works thereof |
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32 | * solely to the minimum extent necessary to exercise the above copyright |
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33 | * license, and in no event shall the patent license extend to any additions |
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34 | * to or modifications of the Original Intel Code. No other license or right |
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35 | * is granted directly or by implication, estoppel or otherwise; |
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36 | * |
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37 | * The above copyright and patent license is granted only if the following |
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38 | * conditions are met: |
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39 | * |
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40 | * 3. Conditions |
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41 | * |
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42 | * 3.1. Redistribution of Source with Rights to Further Distribute Source. |
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43 | * Redistribution of source code of any substantial portion of the Covered |
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44 | * Code or modification with rights to further distribute source must include |
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45 | * the above Copyright Notice, the above License, this list of Conditions, |
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46 | * and the following Disclaimer and Export Compliance provision. In addition, |
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47 | * Licensee must cause all Covered Code to which Licensee contributes to |
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48 | * contain a file documenting the changes Licensee made to create that Covered |
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49 | * Code and the date of any change. Licensee must include in that file the |
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50 | * documentation of any changes made by any predecessor Licensee. Licensee |
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51 | * must include a prominent statement that the modification is derived, |
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52 | * directly or indirectly, from Original Intel Code. |
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53 | * |
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54 | * 3.2. Redistribution of Source with no Rights to Further Distribute Source. |
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55 | * Redistribution of source code of any substantial portion of the Covered |
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56 | * Code or modification without rights to further distribute source must |
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57 | * include the following Disclaimer and Export Compliance provision in the |
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58 | * documentation and/or other materials provided with distribution. In |
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59 | * addition, Licensee may not authorize further sublicense of source of any |
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60 | * portion of the Covered Code, and must include terms to the effect that the |
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61 | * license from Licensee to its licensee is limited to the intellectual |
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62 | * property embodied in the software Licensee provides to its licensee, and |
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63 | * not to intellectual property embodied in modifications its licensee may |
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64 | * make. |
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65 | * |
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66 | * 3.3. Redistribution of Executable. Redistribution in executable form of any |
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67 | * substantial portion of the Covered Code or modification must reproduce the |
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68 | * above Copyright Notice, and the following Disclaimer and Export Compliance |
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69 | * provision in the documentation and/or other materials provided with the |
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70 | * distribution. |
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71 | * |
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72 | * 3.4. Intel retains all right, title, and interest in and to the Original |
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73 | * Intel Code. |
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74 | * |
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75 | * 3.5. Neither the name Intel nor any other trademark owned or controlled by |
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76 | * Intel shall be used in advertising or otherwise to promote the sale, use or |
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77 | * other dealings in products derived from or relating to the Covered Code |
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78 | * without prior written authorization from Intel. |
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79 | * |
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80 | * 4. Disclaimer and Export Compliance |
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81 | * |
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82 | * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED |
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83 | * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE |
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84 | * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, |
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85 | * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY |
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86 | * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY |
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87 | * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A |
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88 | * PARTICULAR PURPOSE. |
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89 | * |
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90 | * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES |
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91 | * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR |
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92 | * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, |
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93 | * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY |
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94 | * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL |
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95 | * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS |
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96 | * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY |
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97 | * LIMITED REMEDY. |
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98 | * |
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99 | * 4.3. Licensee shall not export, either directly or indirectly, any of this |
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100 | * software or system incorporating such software without first obtaining any |
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101 | * required license or other approval from the U. S. Department of Commerce or |
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102 | * any other agency or department of the United States Government. In the |
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103 | * event Licensee exports any such software from the United States or |
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104 | * re-exports any such software from a foreign destination, Licensee shall |
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105 | * ensure that the distribution and export/re-export of the software is in |
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106 | * compliance with all laws, regulations, orders, or other restrictions of the |
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107 | * U.S. Export Administration Regulations. Licensee agrees that neither it nor |
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108 | * any of its subsidiaries will export/re-export any technical data, process, |
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109 | * software, or service, directly or indirectly, to any country for which the |
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110 | * United States government or any agency thereof requires an export license, |
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111 | * other governmental approval, or letter of assurance, without first obtaining |
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112 | * such license, approval or letter. |
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113 | * |
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114 | *****************************************************************************/ |
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115 | |||
116 | |||
2216 | Serge | 117 | |
1498 | serge | 118 | |
119 | #include |
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120 | #include |
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121 | #include |
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122 | |||
123 | |||
124 | { |
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125 | struct _finddata_t DosInfo; |
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126 | char *FullWildcardSpec; |
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127 | long FindHandle; |
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128 | char State; |
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129 | char RequestedFileType; |
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130 | |||
131 | |||
132 | |||
133 | |||
134 | |||
135 | * |
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136 | * FUNCTION: AcpiOsOpenDirectory |
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137 | * |
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138 | * PARAMETERS: DirPathname - Full pathname to the directory |
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139 | * WildcardSpec - string of the form "*.c", etc. |
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140 | * RequestedFileType - Either a directory or normal file |
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141 | * |
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142 | * RETURN: A directory "handle" to be used in subsequent search operations. |
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143 | * NULL returned on failure. |
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144 | * |
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145 | * DESCRIPTION: Open a directory in preparation for a wildcard search |
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146 | * |
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147 | ******************************************************************************/ |
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148 | |||
149 | |||
150 | AcpiOsOpenDirectory ( |
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151 | char *DirPathname, |
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152 | char *WildcardSpec, |
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153 | char RequestedFileType) |
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154 | { |
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155 | long FindHandle; |
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156 | char *FullWildcardSpec; |
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157 | EXTERNAL_FIND_INFO *SearchInfo; |
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158 | |||
159 | |||
160 | |||
161 | |||
162 | |||
163 | { |
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164 | DirPathname = "."; |
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165 | } |
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166 | |||
167 | |||
168 | |||
169 | |||
170 | if (!SearchInfo) |
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171 | { |
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172 | return (NULL); |
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2216 | Serge | 173 | } |
1498 | serge | 174 | |
175 | |||
176 | |||
177 | |||
178 | if (!FullWildcardSpec) |
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179 | { |
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180 | printf ("Could not allocate buffer for wildcard pathname\n"); |
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181 | return (NULL); |
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2216 | Serge | 182 | } |
1498 | serge | 183 | |
184 | |||
185 | |||
186 | |||
187 | strcat (FullWildcardSpec, "/"); |
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188 | strcat (FullWildcardSpec, WildcardSpec); |
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189 | |||
190 | |||
191 | |||
192 | |||
193 | if (FindHandle == -1) |
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194 | { |
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195 | /* Failure means that no match was found */ |
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196 | |||
197 | |||
198 | free (SearchInfo); |
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199 | return (NULL); |
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2216 | Serge | 200 | } |
1498 | serge | 201 | |
202 | |||
203 | |||
204 | |||
205 | SearchInfo->FullWildcardSpec = FullWildcardSpec; |
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206 | SearchInfo->FindHandle = FindHandle; |
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207 | SearchInfo->State = 0; |
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208 | return (SearchInfo); |
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209 | } |
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210 | |||
211 | |||
212 | |||
213 | * |
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214 | * FUNCTION: AcpiOsGetNextFilename |
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215 | * |
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216 | * PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory |
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217 | * |
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218 | * RETURN: Next filename matched. NULL if no more matches. |
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2216 | Serge | 219 | * |
1498 | serge | 220 | * DESCRIPTION: Get the next file in the directory that matches the wildcard |
221 | * specification. |
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222 | * |
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223 | ******************************************************************************/ |
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224 | |||
225 | |||
226 | AcpiOsGetNextFilename ( |
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227 | void *DirHandle) |
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228 | { |
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229 | EXTERNAL_FIND_INFO *SearchInfo = DirHandle; |
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230 | int Status; |
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231 | char FileTypeNotMatched = 1; |
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232 | |||
233 | |||
234 | |||
235 | * Loop while we have matched files but not found any files of |
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236 | * the requested type. |
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237 | */ |
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238 | while (FileTypeNotMatched) |
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239 | { |
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240 | /* On the first call, we already have the first match */ |
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241 | |||
242 | |||
243 | { |
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244 | /* No longer the first match */ |
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245 | |||
246 | |||
247 | } |
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248 | else |
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249 | { |
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250 | /* Get the next match */ |
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251 | |||
252 | |||
253 | if (Status != 0) |
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254 | { |
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255 | return (NULL); |
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2216 | Serge | 256 | } |
1498 | serge | 257 | } |
258 | |||
259 | |||
260 | * Found a match, now check to make sure that the file type |
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261 | * matches the requested file type (directory or normal file) |
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262 | * |
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263 | * NOTE: use of the attrib field saves us from doing a very |
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264 | * expensive stat() on the file! |
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265 | */ |
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266 | switch (SearchInfo->RequestedFileType) |
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267 | { |
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268 | case REQUEST_FILE_ONLY: |
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269 | |||
270 | |||
271 | |||
272 | |||
273 | { |
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274 | FileTypeNotMatched = 0; |
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275 | } |
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276 | break; |
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277 | |||
278 | |||
279 | |||
280 | |||
281 | |||
282 | |||
283 | { |
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284 | FileTypeNotMatched = 0; |
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285 | } |
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286 | break; |
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287 | |||
288 | |||
289 | return (NULL); |
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2216 | Serge | 290 | } |
1498 | serge | 291 | } |
292 | |||
293 | |||
294 | } |
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295 | |||
296 | |||
297 | |||
298 | * |
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299 | * FUNCTION: AcpiOsCloseDirectory |
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300 | * |
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301 | * PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory |
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302 | * |
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303 | * RETURN: None |
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2216 | Serge | 304 | * |
1498 | serge | 305 | * DESCRIPTION: Close the open directory and cleanup. |
306 | * |
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307 | ******************************************************************************/ |
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308 | |||
309 | |||
310 | AcpiOsCloseDirectory ( |
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311 | void *DirHandle) |
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312 | { |
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313 | EXTERNAL_FIND_INFO *SearchInfo = DirHandle; |
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314 | |||
315 | |||
316 | |||
317 | |||
318 | |||
319 | free (SearchInfo->FullWildcardSpec); |
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320 | free (DirHandle); |
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321 | } |
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322 |