Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/curl/src/tool_xattr.c @ 7:5ab937c03c27

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Apply full RELRO to all generated binaries. Also strip the generated binaries.
author Franz Glasner <fzglas.hg@dom66.de>
date Tue, 16 Sep 2025 12:37:32 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
1 /***************************************************************************
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2 * _ _ ____ _
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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3 * Project ___| | | | _ \| |
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4 * / __| | | | |_) | |
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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5 * | (__| |_| | _ <| |___
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6 * \___|\___/|_| \_\_____|
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7 *
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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8 * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
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9 *
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10 * This software is licensed as described in the file COPYING, which
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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11 * you should have received as part of this distribution. The terms
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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12 * are also available at https://curl.haxx.se/docs/copyright.html.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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13 *
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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15 * copies of the Software, and permit persons to whom the Software is
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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16 * furnished to do so, under the terms of the COPYING file.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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17 *
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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19 * KIND, either express or implied.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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20 *
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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21 ***************************************************************************/
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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22 #include "tool_setup.h"
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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23
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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24 #ifdef HAVE_FSETXATTR
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25 # include <sys/xattr.h> /* header from libc, not from libattr */
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26 # define USE_XATTR
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27 #elif defined(__FreeBSD_version) && (__FreeBSD_version > 500000)
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28 # include <sys/types.h>
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29 # include <sys/extattr.h>
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30 # define USE_XATTR
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31 #endif
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32
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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33 #include "tool_xattr.h"
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34
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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35 #include "memdebug.h" /* keep this as LAST include */
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36
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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37 #ifdef USE_XATTR
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38
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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39 /* mapping table of curl metadata to extended attribute names */
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40 static const struct xattr_mapping {
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41 const char *attr; /* name of the xattr */
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42 CURLINFO info;
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43 } mappings[] = {
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44 /* mappings proposed by
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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45 * https://freedesktop.org/wiki/CommonExtendedAttributes/
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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46 */
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47 { "user.xdg.origin.url", CURLINFO_EFFECTIVE_URL },
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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48 { "user.mime_type", CURLINFO_CONTENT_TYPE },
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49 { NULL, CURLINFO_NONE } /* last element, abort loop here */
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50 };
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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51
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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52 /* returns TRUE if a new URL is returned, that then needs to be freed */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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53 /* @unittest: 1621 */
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54 #ifdef UNITTESTS
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55 bool stripcredentials(char **url);
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56 #else
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57 static
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58 #endif
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59 bool stripcredentials(char **url)
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60 {
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61 CURLU *u;
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62 CURLUcode uc;
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63 char *nurl;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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64 u = curl_url();
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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65 if(u) {
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66 uc = curl_url_set(u, CURLUPART_URL, *url, 0);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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67 if(uc)
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68 goto error;
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parents:
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69
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70 uc = curl_url_set(u, CURLUPART_USER, NULL, 0);
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parents:
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71 if(uc)
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72 goto error;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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73
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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74 uc = curl_url_set(u, CURLUPART_PASSWORD, NULL, 0);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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75 if(uc)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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76 goto error;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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77
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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78 uc = curl_url_get(u, CURLUPART_URL, &nurl, 0);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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79 if(uc)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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80 goto error;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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81
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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82 curl_url_cleanup(u);
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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83
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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84 *url = nurl;
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85 return TRUE;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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86 }
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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87 error:
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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88 curl_url_cleanup(u);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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89 return FALSE;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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90 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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91
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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92 /* store metadata from the curl request alongside the downloaded
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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93 * file using extended attributes
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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94 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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95 int fwrite_xattr(CURL *curl, int fd)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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96 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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97 int i = 0;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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98 int err = 0;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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99
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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100 /* loop through all xattr-curlinfo pairs and abort on a set error */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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101 while(err == 0 && mappings[i].attr != NULL) {
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102 char *value = NULL;
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103 CURLcode result = curl_easy_getinfo(curl, mappings[i].info, &value);
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104 if(!result && value) {
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105 bool freeptr = FALSE;
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106 if(CURLINFO_EFFECTIVE_URL == mappings[i].info)
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107 freeptr = stripcredentials(&value);
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108 if(value) {
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109 #ifdef HAVE_FSETXATTR_6
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110 err = fsetxattr(fd, mappings[i].attr, value, strlen(value), 0, 0);
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111 #elif defined(HAVE_FSETXATTR_5)
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112 err = fsetxattr(fd, mappings[i].attr, value, strlen(value), 0);
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113 #elif defined(__FreeBSD_version)
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114 {
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115 ssize_t rc = extattr_set_fd(fd, EXTATTR_NAMESPACE_USER,
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116 mappings[i].attr, value, strlen(value));
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117 /* FreeBSD's extattr_set_fd returns the length of the extended
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118 attribute */
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119 err = (rc < 0 ? -1 : 0);
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120 }
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121 #endif
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122 if(freeptr)
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123 curl_free(value);
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124 }
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125 }
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126 i++;
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127 }
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128
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129 return err;
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130 }
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131 #else
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132 int fwrite_xattr(CURL *curl, int fd)
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133 {
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134 (void)curl;
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135 (void)fd;
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136
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137 return 0;
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138 }
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139 #endif