Mercurial > trustbridge

annotate common/portpath.c @ 1029:6684e5012b7a

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(issue98) Set integrity level to medium on restricted token and evaluate it to determine if the process is elevated.
author Andre Heinecke <andre.heinecke@intevation.de>
date Thu, 04 Sep 2014 11:00:55 +0200
parents 66f6361fba1b
children f110a3f6e387
rev   line source
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1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU GPL (v>=2)
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5 * and comes with ABSOLUTELY NO WARRANTY!
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6 * See LICENSE.txt for details.
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7 */
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8 #include "portpath.h"
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9 #include "strhelp.h"
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10 #include "util.h"
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11
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12 #include <libgen.h>
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13 #include <limits.h>
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14 #include <stdio.h>
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15 #include <stdlib.h>
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16 #include <sys/stat.h>
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17 #include <sys/types.h>
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18 #include <unistd.h>
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19 #include <string.h>
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20
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21 char *
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22 port_dirname(char *path)
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23 {
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24 #ifndef _WIN32
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25 return dirname(path);
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26 #else
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27 char drive[_MAX_DRIVE];
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28 char dir[_MAX_DIR];
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29 _splitpath(path, drive, dir, NULL, NULL);
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30 size_t dlen = strlen(dir);
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31 if ((dlen > 0) &&
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32 ((dir[dlen-1] == '/') || (dir[dlen-1] == '\\')))
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33 dir[dlen-1] = '\0';
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34 /* We assume: drive + dir is shorter than
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35 * drive + dir + fname + ext */
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36 sprintf(path, "%s%s", drive, dir);
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37 return path;
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38 #endif
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39 }
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40
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41 bool
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42 port_mkdir(const char *path)
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43 {
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44 #ifndef _WIN32
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45 return mkdir(path, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH) == 0;
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46 #else
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47 wchar_t *wchar_path = utf8_to_wchar(path, strlen(path));
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48 bool ret;
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49
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50 if (!wchar_path)
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51 {
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52 return false;
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53 }
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54 ret = create_restricted_directory (wchar_path);
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55 xfree (wchar_path);
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56 return ret;
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57 #endif
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58 }
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59
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60 char *
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61 port_realpath(const char *path)
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62 {
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63 #ifndef _WIN32
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64 return realpath(path, NULL);
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65 #else
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66 char *fp = _fullpath(NULL, path, 0);
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67 if (port_fileexits(fp))
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68 return fp;
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69 else
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70 return NULL;
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71 #endif
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72 }
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73
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74 bool
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75 port_fileexits(char *path)
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76 {
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77 int ret;
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78 #ifndef _WIN32
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79 struct stat sb;
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80 ret = stat(path, &sb);
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81 #else
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82 struct _stat sb;
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83 ret = _stat(path, &sb);
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84 #endif
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85
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86 if (ret == 0)
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87 return true;
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88 else
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89 return false;
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90 }
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91
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92 bool
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93 port_mkdir_p(const char *path)
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94 {
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95 char *parent_path,
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96 *p;
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97 if (!path) {
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98 return false;
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99 }
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100 if (port_isdir(path)) {
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101 return true;
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102 }
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103 parent_path = xstrndup (path, strlen(path));
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104 p = strrchr(parent_path, '/');
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105 if (!p)
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106 {
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107 p = strrchr(parent_path, '\\');
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108 }
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109 if (!p)
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110 {
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111 return false;
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112 }
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113 *p = '\0';
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114 if (!port_isdir(parent_path))
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115 {
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116 port_mkdir_p(parent_path);
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117 }
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118 return port_mkdir(path);
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119 }
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120
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121 bool
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122 port_isdir(const char *path)
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123 {
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124 int ret;
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125 #ifndef _WIN32
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126 struct stat sb;
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127 ret = stat(path, &sb);
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128 #else
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129 struct _stat sb;
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130 ret = _stat(path, &sb);
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131 #endif
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132
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133 if ((ret == 0) && S_ISDIR(sb.st_mode))
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134 return true;
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135 else
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136 return false;
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137 }
http://wald.intevation.org/projects/trustbridge/