OLD | NEW |
1 /* | 1 /* |
2 Copyright (C) 2000-2001 Dawit Alemayehu <adawit@kde.org> | 2 Copyright (C) 2000-2001 Dawit Alemayehu <adawit@kde.org> |
3 Copyright (C) 2006 Alexey Proskuryakov <ap@webkit.org> | 3 Copyright (C) 2006 Alexey Proskuryakov <ap@webkit.org> |
4 Copyright (C) 2007, 2008 Apple Inc. All rights reserved. | 4 Copyright (C) 2007, 2008 Apple Inc. All rights reserved. |
5 Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com> | 5 Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com> |
6 | 6 |
7 This program is free software; you can redistribute it and/or modify | 7 This program is free software; you can redistribute it and/or modify |
8 it under the terms of the GNU Lesser General Public License (LGPL) | 8 it under the terms of the GNU Lesser General Public License (LGPL) |
9 version 2 as published by the Free Software Foundation. | 9 version 2 as published by the Free Software Foundation. |
10 | 10 |
11 This program is distributed in the hope that it will be useful, | 11 This program is distributed in the hope that it will be useful, |
12 but WITHOUT ANY WARRANTY; without even the implied warranty of | 12 but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 GNU General Public License for more details. | 14 GNU General Public License for more details. |
15 | 15 |
16 You should have received a copy of the GNU Library General Public | 16 You should have received a copy of the GNU Library General Public |
17 License along with this program; if not, write to the Free Software | 17 License along with this program; if not, write to the Free Software |
18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
A. | 18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| 19 USA. |
19 | 20 |
20 This code is based on the java implementation in HTTPClient | 21 This code is based on the java implementation in HTTPClient |
21 package by Ronald Tschalaer Copyright (C) 1996-1999. | 22 package by Ronald Tschalaer Copyright (C) 1996-1999. |
22 */ | 23 */ |
23 | 24 |
24 #include "wtf/text/Base64.h" | 25 #include "wtf/text/Base64.h" |
25 | 26 |
26 #include "wtf/StringExtras.h" | 27 #include "wtf/StringExtras.h" |
27 #include <limits.h> | 28 #include <limits.h> |
28 | 29 |
(...skipping 149 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
178 if (outLength < out.size()) | 179 if (outLength < out.size()) |
179 out.shrink(outLength); | 180 out.shrink(outLength); |
180 | 181 |
181 if (hadError) | 182 if (hadError) |
182 return false; | 183 return false; |
183 | 184 |
184 if (!outLength) | 185 if (!outLength) |
185 return !equalsSignCount; | 186 return !equalsSignCount; |
186 | 187 |
187 // There should be no padding if length is a multiple of 4. | 188 // There should be no padding if length is a multiple of 4. |
188 // We use (outLength + equalsSignCount) instead of length because we don't wan
t to account for ignored characters. | 189 // We use (outLength + equalsSignCount) instead of length because we don't |
| 190 // want to account for ignored characters. |
189 if (policy == Base64ValidatePadding && equalsSignCount && | 191 if (policy == Base64ValidatePadding && equalsSignCount && |
190 (outLength + equalsSignCount) % 4) | 192 (outLength + equalsSignCount) % 4) |
191 return false; | 193 return false; |
192 | 194 |
193 // Valid data is (n * 4 + [0,2,3]) characters long. | 195 // Valid data is (n * 4 + [0,2,3]) characters long. |
194 if ((outLength % 4) == 1) | 196 if ((outLength % 4) == 1) |
195 return false; | 197 return false; |
196 | 198 |
197 // 4-byte to 3-byte conversion | 199 // 4-byte to 3-byte conversion |
198 outLength -= (outLength + 3) / 4; | 200 outLength -= (outLength + 3) / 4; |
(...skipping 62 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
261 unsigned length, | 263 unsigned length, |
262 Base64EncodePolicy policy) { | 264 Base64EncodePolicy policy) { |
263 return base64Encode(data, length, policy).replace('+', '-').replace('/', '_'); | 265 return base64Encode(data, length, policy).replace('+', '-').replace('/', '_'); |
264 } | 266 } |
265 | 267 |
266 String normalizeToBase64(const String& encoding) { | 268 String normalizeToBase64(const String& encoding) { |
267 return String(encoding).replace('-', '+').replace('_', '/'); | 269 return String(encoding).replace('-', '+').replace('_', '/'); |
268 } | 270 } |
269 | 271 |
270 } // namespace WTF | 272 } // namespace WTF |
OLD | NEW |