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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include <set> | |
| 6 #include <string> | |
| 7 | |
| 8 #include "chrome/browser/download/download_util.h" | |
| 9 | |
| 10 #include "base/string_util.h" | |
| 11 #include "net/base/mime_util.h" | |
| 12 #include "net/base/net_util.h" | |
| 13 | |
| 14 namespace download_util { | |
| 15 | |
| 16 // For file extensions taken from mozilla: | |
| 17 | |
| 18 /* ***** BEGIN LICENSE BLOCK ***** | |
| 19 * Version: MPL 1.1/GPL 2.0/LGPL 2.1 | |
| 20 * | |
| 21 * The contents of this file are subject to the Mozilla Public License Version | |
| 22 * 1.1 (the "License"); you may not use this file except in compliance with | |
| 23 * the License. You may obtain a copy of the License at | |
| 24 * http://www.mozilla.org/MPL/ | |
| 25 * | |
| 26 * Software distributed under the License is distributed on an "AS IS" basis, | |
| 27 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License | |
| 28 * for the specific language governing rights and limitations under the | |
| 29 * License. | |
| 30 * | |
| 31 * The Original Code is Mozilla Communicator client code, released | |
| 32 * March 31, 1998. | |
| 33 * | |
| 34 * The Initial Developer of the Original Code is | |
| 35 * Netscape Communications Corporation. | |
| 36 * Portions created by the Initial Developer are Copyright (C) 1998-1999 | |
| 37 * the Initial Developer. All Rights Reserved. | |
| 38 * | |
| 39 * Contributor(s): | |
| 40 * Doug Turner <dougt@netscape.com> | |
| 41 * Dean Tessman <dean_tessman@hotmail.com> | |
| 42 * Brodie Thiesfield <brofield@jellycan.com> | |
| 43 * Jungshik Shin <jshin@i18nl10n.com> | |
| 44 * | |
| 45 * Alternatively, the contents of this file may be used under the terms of | |
| 46 * either of the GNU General Public License Version 2 or later (the "GPL"), | |
| 47 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), | |
| 48 * in which case the provisions of the GPL or the LGPL are applicable instead | |
| 49 * of those above. If you wish to allow use of your version of this file only | |
| 50 * under the terms of either the GPL or the LGPL, and not to allow others to | |
| 51 * use your version of this file under the terms of the MPL, indicate your | |
| 52 * decision by deleting the provisions above and replace them with the notice | |
| 53 * and other provisions required by the GPL or the LGPL. If you do not delete | |
| 54 * the provisions above, a recipient may use your version of this file under | |
| 55 * the terms of any one of the MPL, the GPL or the LGPL. | |
| 56 * | |
| 57 * ***** END LICENSE BLOCK ***** */ | |
| 58 | |
| 59 static const char* const g_executables[] = { | |
| 60 "class", | |
| 61 "htm", | |
| 62 "html", | |
| 63 "jar", | |
| 64 "pdf", | |
| 65 "pdfxml", | |
| 66 "mars", | |
| 67 "fdf", | |
| 68 "xfdf", | |
| 69 "xdp", | |
| 70 "xfd", | |
| 71 "pl", | |
| 72 "py", | |
| 73 "rb", | |
| 74 "shtm", | |
| 75 "shtml", | |
| 76 "svg", | |
| 77 "swf", | |
| 78 "xht", | |
| 79 "xhtm", | |
| 80 "xhtml", | |
| 81 "xml", | |
| 82 "xsl", | |
| 83 "xslt", | |
| 84 #if defined(OS_WIN) | |
| 85 "ad", | |
| 86 "ade", | |
| 87 "adp", | |
| 88 "app", | |
| 89 "application", | |
| 90 "asp", | |
| 91 "asx", | |
| 92 "bas", | |
| 93 "bat", | |
| 94 "chm", | |
| 95 "cmd", | |
| 96 "com", | |
| 97 "cpl", | |
| 98 "crt", | |
| 99 "dll", | |
| 100 "exe", | |
| 101 "fxp", | |
| 102 "hlp", | |
| 103 "hta", | |
| 104 "htt", | |
| 105 "inf", | |
| 106 "ins", | |
| 107 "isp", | |
| 108 "js", | |
| 109 "jse", | |
| 110 "lnk", | |
| 111 "mad", | |
| 112 "maf", | |
| 113 "mag", | |
| 114 "mam", | |
| 115 "maq", | |
| 116 "mar", | |
| 117 "mas", | |
| 118 "mat", | |
| 119 "mau", | |
| 120 "mav", | |
| 121 "maw", | |
| 122 "mda", | |
| 123 "mdb", | |
| 124 "mde", | |
| 125 "mdt", | |
| 126 "mdw", | |
| 127 "mdz", | |
| 128 "mht", | |
| 129 "mhtml", | |
| 130 "msc", | |
| 131 "msh", | |
| 132 "mshxml", | |
| 133 "msi", | |
| 134 "msp", | |
| 135 "mst", | |
| 136 "ocx", | |
| 137 "ops", | |
| 138 "pcd", | |
| 139 "pif", | |
| 140 "plg", | |
| 141 "prf", | |
| 142 "prg", | |
| 143 "pst", | |
| 144 "reg", | |
| 145 "scf", | |
| 146 "scr", | |
| 147 "sct", | |
| 148 "shb", | |
| 149 "shs", | |
| 150 "url", | |
| 151 "vb", | |
| 152 "vbe", | |
| 153 "vbs", | |
| 154 "vsd", | |
| 155 "vsmacros", | |
| 156 "vss", | |
| 157 "vst", | |
| 158 "vsw", | |
| 159 "ws", | |
| 160 "wsc", | |
| 161 "wsf", | |
| 162 "wsh", | |
| 163 "xbap", | |
| 164 #elif defined(OS_MACOSX) | |
| 165 // TODO(thakis): Figure out what makes sense here -- crbug.com/19096 | |
| 166 "app", | |
| 167 "dmg", | |
| 168 #elif defined(OS_POSIX) | |
| 169 // TODO(estade): lengthen this list. | |
| 170 "bash", | |
| 171 "csh", | |
| 172 "deb", | |
| 173 "exe", | |
| 174 "ksh", | |
| 175 "rpm", | |
| 176 "sh", | |
| 177 "tcsh", | |
| 178 #endif | |
| 179 }; | |
| 180 | |
| 181 bool IsExecutableFile(const FilePath& path) { | |
| 182 return IsExecutableExtension(path.Extension()); | |
| 183 } | |
| 184 | |
| 185 bool IsExecutableExtension(const FilePath::StringType& extension) { | |
| 186 if (extension.empty()) | |
| 187 return false; | |
| 188 if (!IsStringASCII(extension)) | |
| 189 return false; | |
| 190 #if defined(OS_WIN) | |
| 191 std::string ascii_extension = WideToASCII(extension); | |
| 192 #elif defined(OS_POSIX) | |
| 193 std::string ascii_extension = extension; | |
| 194 #endif | |
| 195 | |
| 196 // Strip out leading dot if it's still there | |
| 197 if (ascii_extension[0] == FilePath::kExtensionSeparator) | |
| 198 ascii_extension.erase(0, 1); | |
| 199 | |
| 200 for (size_t i = 0; i < arraysize(g_executables); ++i) { | |
| 201 if (LowerCaseEqualsASCII(ascii_extension, g_executables[i])) | |
| 202 return true; | |
| 203 } | |
| 204 return false; | |
| 205 } | |
| 206 | |
| 207 static const char* kExecutableWhiteList[] = { | |
| 208 // JavaScript is just as powerful as EXE. | |
| 209 "text/javascript", | |
| 210 "text/javascript;version=*", | |
| 211 "text/html", | |
| 212 // Registry files can cause critical changes to the MS OS behavior. | |
| 213 // Addition of this mimetype also addresses bug 7337. | |
| 214 "text/x-registry", | |
| 215 "text/x-sh", | |
| 216 // Some sites use binary/octet-stream to mean application/octet-stream. | |
| 217 // See http://code.google.com/p/chromium/issues/detail?id=1573 | |
| 218 "binary/octet-stream" | |
| 219 }; | |
| 220 | |
| 221 static const char* kExecutableBlackList[] = { | |
| 222 // These application types are not executable. | |
| 223 "application/*+xml", | |
| 224 "application/xml" | |
| 225 }; | |
| 226 | |
| 227 bool IsExecutableMimeType(const std::string& mime_type) { | |
| 228 for (size_t i = 0; i < arraysize(kExecutableWhiteList); ++i) { | |
| 229 if (net::MatchesMimeType(kExecutableWhiteList[i], mime_type)) | |
| 230 return true; | |
| 231 } | |
| 232 for (size_t i = 0; i < arraysize(kExecutableBlackList); ++i) { | |
| 233 if (net::MatchesMimeType(kExecutableBlackList[i], mime_type)) | |
| 234 return false; | |
| 235 } | |
| 236 // We consider only other application types to be executable. | |
| 237 return net::MatchesMimeType("application/*", mime_type); | |
| 238 } | |
| 239 | |
| 240 | |
| 241 } // namespace download_util | |
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Chromium Code Reviews
Issue 5603008:
Modify the "dangerous download" algorithm as follows. Original patch by Pier... (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/