1 | /** @file
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2 | * IPRT - Tar archive I/O.
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3 | */
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4 |
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5 | /*
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6 | * Copyright (C) 2009 Sun Microsystems, Inc.
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7 | *
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8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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9 | * available from http://www.virtualbox.org. This file is free software;
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10 | * you can redistribute it and/or modify it under the terms of the GNU
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11 | * General Public License (GPL) as published by the Free Software
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12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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15 | *
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16 | * The contents of this file may alternatively be used under the terms
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17 | * of the Common Development and Distribution License Version 1.0
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18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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19 | * VirtualBox OSE distribution, in which case the provisions of the
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20 | * CDDL are applicable instead of those of the GPL.
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21 | *
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22 | * You may elect to license modified versions of this file under the
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23 | * terms and conditions of either the GPL or the CDDL or both.
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24 | *
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25 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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26 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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27 | * additional information or have any questions.
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28 | */
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29 |
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30 | #ifndef ___iprt_tar_h
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31 | #define ___iprt_tar_h
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32 |
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33 | #include <iprt/cdefs.h>
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34 | #include <iprt/types.h>
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35 |
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36 | RT_C_DECLS_BEGIN
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37 |
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38 | /** @defgroup grp_rt_tar RTTar - Tar archive I/O
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39 | * @ingroup grp_rt
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40 | * @{
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41 | */
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42 |
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43 | /**
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44 | * Check if the specified file exists in the Tar archive.
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45 | *
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46 | * (The matching is case sensitive.)
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47 | *
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48 | * @note Currently only regular files are supported.
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49 | *
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50 | * @returns iprt status code.
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51 | * @retval VINF_SUCCESS when the file exists in the Tar archive.
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52 | * @retval VERR_FILE_NOT_FOUND when the file not exists in the Tar archive.
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53 | *
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54 | * @param pszTarFile Tar file to check.
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55 | * @param pszFile Filename to check for.
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56 | */
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57 | RTR3DECL(int) RTTarQueryFileExists(const char *pszTarFile, const char *pszFile);
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58 |
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59 | /**
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60 | * Create a file list from a Tar archive.
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61 | *
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62 | * @note Currently only regular files are supported.
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63 | *
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64 | * @returns iprt status code.
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65 | *
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66 | * @param pszTarFile Tar file to list files from.
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67 | * @param ppapszFiles On success an array with array with the filenames is
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68 | * returned. The names must be freed with RTStrFree and
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69 | * the array with RTMemFree.
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70 | * @param pcFiles On success the number of entries in ppapszFiles.
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71 | */
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72 | RTR3DECL(int) RTTarList(const char *pszTarFile, char ***ppapszFiles, size_t *pcFiles);
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73 |
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74 | /**
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75 | * Extract a set of files from a Tar archive.
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76 | *
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77 | * Also note that this function is atomic. If an error occurs all previously
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78 | * extracted files will be deleted.
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79 | *
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80 | * (The matching is case sensitive.)
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81 | *
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82 | * @note Currently only regular files are supported. Also some of the heade
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83 | * fields are not used (uid, gid, uname, gname, mtime).
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84 | *
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85 | * @returns iprt status code.
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86 | *
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87 | * @param pszTarFile Tar file to extract files from.
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88 | * @param pszOutputDir Where to store the extracted files. Must exist.
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89 | * @param papszFiles Which files should be extracted.
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90 | * @param cFiles The number of files in papszFiles.
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91 | */
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92 | RTR3DECL(int) RTTarExtractFiles(const char *pszTarFile, const char *pszOutputDir, const char * const *papszFiles, size_t cFiles);
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93 |
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94 | /**
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95 | * Extract a file by index from a Tar archive.
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96 | *
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97 | * @note Currently only regular files are supported. Also some of the header
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98 | * fields are not used (uid, gid, uname, gname, mtime).
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99 | *
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100 | * @returns iprt status code.
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101 | * @retval VERR_FILE_NOT_FOUND when the index isn't valid.
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102 | *
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103 | * @param pszTarFile Tar file to extract the file from.
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104 | * @param pszOutputDir Where to store the extracted file. Must exist.
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105 | * @param iIndex Which file should be extracted, 0 based.
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106 | * @param ppszFileName On success the filename of the extracted file. Must
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107 | * be freed with RTStrFree.
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108 | */
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109 | RTR3DECL(int) RTTarExtractByIndex(const char *pszTarFile, const char *pszOutputDir, size_t iIndex, char **ppszFileName);
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110 |
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111 | /**
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112 | * Create a Tar archive out of the given files.
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113 | *
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114 | * @note Currently only regular files are supported.
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115 | *
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116 | * @returns iprt status code.
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117 | *
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118 | * @param pszTarFile Where to create the Tar archive.
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119 | * @param papszFiles Which files should be included.
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120 | * @param cFiles The number of files in papszFiles.
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121 | */
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122 | RTR3DECL(int) RTTarCreate(const char *pszTarFile, const char * const *papszFiles, size_t cFiles);
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123 |
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124 | /** @} */
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125 |
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126 | RT_C_DECLS_END
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127 |
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128 | #endif /* ___iprt_tar_h */
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129 |
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