Torne (Richard Coles) | 5c87bf8 | 2012-11-14 11:46:17 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 Google Inc. All Rights Reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions |
| 6 | * are met: |
| 7 | * 1. Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer in the |
| 11 | * documentation and/or other materials provided with the distribution. |
| 12 | * |
| 13 | * THIS SOFTWARE IS PROVIDED BY GOOGLE, INC. ``AS IS'' AND ANY |
| 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 | * |
| 25 | */ |
| 26 | |
| 27 | #ifndef SecurityContext_h |
| 28 | #define SecurityContext_h |
| 29 | |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 30 | #include "wtf/PassRefPtr.h" |
| 31 | #include "wtf/RefPtr.h" |
| 32 | #include "wtf/text/WTFString.h" |
Torne (Richard Coles) | 5c87bf8 | 2012-11-14 11:46:17 +0000 | [diff] [blame] | 33 | |
| 34 | namespace WebCore { |
| 35 | |
| 36 | class SecurityOrigin; |
| 37 | class ContentSecurityPolicy; |
| 38 | class KURL; |
| 39 | |
| 40 | enum SandboxFlag { |
| 41 | // See http://www.whatwg.org/specs/web-apps/current-work/#attr-iframe-sandbox for a list of the sandbox flags. |
| 42 | SandboxNone = 0, |
| 43 | SandboxNavigation = 1, |
| 44 | SandboxPlugins = 1 << 1, |
| 45 | SandboxOrigin = 1 << 2, |
| 46 | SandboxForms = 1 << 3, |
| 47 | SandboxScripts = 1 << 4, |
| 48 | SandboxTopNavigation = 1 << 5, |
| 49 | SandboxPopups = 1 << 6, // See https://www.w3.org/Bugs/Public/show_bug.cgi?id=12393 |
| 50 | SandboxAutomaticFeatures = 1 << 7, |
| 51 | SandboxSeamlessIframes = 1 << 8, |
| 52 | SandboxPointerLock = 1 << 9, |
| 53 | SandboxAll = -1 // Mask with all bits set to 1. |
| 54 | }; |
| 55 | |
| 56 | typedef int SandboxFlags; |
| 57 | |
| 58 | class SecurityContext { |
| 59 | public: |
| 60 | SecurityOrigin* securityOrigin() const { return m_securityOrigin.get(); } |
| 61 | SandboxFlags sandboxFlags() const { return m_sandboxFlags; } |
| 62 | ContentSecurityPolicy* contentSecurityPolicy() { return m_contentSecurityPolicy.get(); } |
| 63 | |
| 64 | bool isSecureTransitionTo(const KURL&) const; |
| 65 | |
| 66 | void enforceSandboxFlags(SandboxFlags mask); |
| 67 | bool isSandboxed(SandboxFlags mask) const { return m_sandboxFlags & mask; } |
| 68 | |
| 69 | // Explicitly override the security origin for this security context. |
| 70 | // Note: It is dangerous to change the security origin of a script context |
| 71 | // that already contains content. |
| 72 | void setSecurityOrigin(PassRefPtr<SecurityOrigin>); |
| 73 | |
Torne (Richard Coles) | 926b001 | 2013-03-28 15:32:48 +0000 | [diff] [blame] | 74 | static SandboxFlags parseSandboxPolicy(const String& policy, String& invalidTokensErrorMessage); |
| 75 | |
Torne (Richard Coles) | 5c87bf8 | 2012-11-14 11:46:17 +0000 | [diff] [blame] | 76 | protected: |
| 77 | SecurityContext(); |
| 78 | virtual ~SecurityContext(); |
| 79 | |
| 80 | virtual void didUpdateSecurityOrigin(); |
| 81 | |
| 82 | void setContentSecurityPolicy(PassOwnPtr<ContentSecurityPolicy>); |
| 83 | |
| 84 | void didFailToInitializeSecurityOrigin() { m_haveInitializedSecurityOrigin = false; } |
| 85 | bool haveInitializedSecurityOrigin() const { return m_haveInitializedSecurityOrigin; } |
| 86 | |
| 87 | // Set in Document::initSecurityContext() at Document creation, per: |
| 88 | // http://www.whatwg.org/specs/web-apps/current-work/#attr-iframe-seamless |
Torne (Richard Coles) | 926b001 | 2013-03-28 15:32:48 +0000 | [diff] [blame] | 89 | bool m_mayDisplaySeamlesslyWithParent; |
Torne (Richard Coles) | 5c87bf8 | 2012-11-14 11:46:17 +0000 | [diff] [blame] | 90 | |
| 91 | private: |
| 92 | bool m_haveInitializedSecurityOrigin; |
| 93 | SandboxFlags m_sandboxFlags; |
| 94 | RefPtr<SecurityOrigin> m_securityOrigin; |
| 95 | OwnPtr<ContentSecurityPolicy> m_contentSecurityPolicy; |
| 96 | }; |
| 97 | |
| 98 | } // namespace WebCore |
| 99 | |
| 100 | #endif // SecurityContext_h |