4
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1 /* |
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2 zip_dir_add.c -- add directory |
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3 Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner |
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4 |
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5 This file is part of libzip, a library to manipulate ZIP archives. |
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6 The authors can be contacted at <libzip@nih.at> |
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7 |
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8 Redistribution and use in source and binary forms, with or without |
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9 modification, are permitted provided that the following conditions |
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10 are met: |
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11 1. Redistributions of source code must retain the above copyright |
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12 notice, this list of conditions and the following disclaimer. |
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13 2. Redistributions in binary form must reproduce the above copyright |
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14 notice, this list of conditions and the following disclaimer in |
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15 the documentation and/or other materials provided with the |
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16 distribution. |
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17 3. The names of the authors may not be used to endorse or promote |
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18 products derived from this software without specific prior |
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19 written permission. |
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20 |
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21 THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS |
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22 OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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23 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY |
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25 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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26 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
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27 GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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28 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER |
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29 IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
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30 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
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31 IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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32 */ |
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33 |
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34 |
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35 #include <stdlib.h> |
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36 #include <string.h> |
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37 |
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38 #include "zipint.h" |
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39 |
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40 |
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41 /* NOTE: Signed due to -1 on error. See zip_add.c for more details. */ |
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42 |
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43 ZIP_EXTERN zip_int64_t |
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44 zip_dir_add(zip_t *za, const char *name, zip_flags_t flags) |
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45 { |
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46 size_t len; |
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47 zip_int64_t idx; |
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48 char *s; |
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49 zip_source_t *source; |
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50 |
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51 if (ZIP_IS_RDONLY(za)) { |
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52 zip_error_set(&za->error, ZIP_ER_RDONLY, 0); |
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53 return -1; |
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54 } |
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55 |
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56 if (name == NULL) { |
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57 zip_error_set(&za->error, ZIP_ER_INVAL, 0); |
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58 return -1; |
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59 } |
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60 |
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61 s = NULL; |
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62 len = strlen(name); |
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63 |
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64 if (name[len-1] != '/') { |
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65 if ((s=(char *)malloc(len+2)) == NULL) { |
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66 zip_error_set(&za->error, ZIP_ER_MEMORY, 0); |
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67 return -1; |
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68 } |
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69 strcpy(s, name); |
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70 s[len] = '/'; |
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71 s[len+1] = '\0'; |
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72 } |
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73 |
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74 if ((source=zip_source_buffer(za, NULL, 0, 0)) == NULL) { |
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75 free(s); |
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76 return -1; |
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77 } |
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78 |
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79 idx = _zip_file_replace(za, ZIP_UINT64_MAX, s ? s : name, source, flags); |
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80 |
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81 free(s); |
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82 |
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83 if (idx < 0) |
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84 zip_source_free(source); |
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85 else { |
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86 if (zip_file_set_external_attributes(za, (zip_uint64_t)idx, 0, ZIP_OPSYS_DEFAULT, ZIP_EXT_ATTRIB_DEFAULT_DIR) < 0) { |
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87 zip_delete(za, (zip_uint64_t)idx); |
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88 return -1; |
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89 } |
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90 } |
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91 |
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92 return idx; |
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93 } |