Implementation of script hashes for CSP.

Source/core/frame/ContentSecurityPolicy.h

 /*
  * Copyright (C) 2011 Google, Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 84 matching lines @@
     bool allowChildFrameFromSource(const KURL&, ReportingStatus = SendReport) const;
     bool allowImageFromSource(const KURL&, ReportingStatus = SendReport) const;
     bool allowStyleFromSource(const KURL&, ReportingStatus = SendReport) const;
     bool allowFontFromSource(const KURL&, ReportingStatus = SendReport) const;
     bool allowMediaFromSource(const KURL&, ReportingStatus = SendReport) const;
     bool allowConnectToSource(const KURL&, ReportingStatus = SendReport) const;
     bool allowFormAction(const KURL&, ReportingStatus = SendReport) const;
     bool allowBaseURI(const KURL&, ReportingStatus = SendReport) const;
     bool allowScriptNonce(const String& nonce) const;
     bool allowStyleNonce(const String& nonce) const;
+    bool allowHash(const String& source) const;

[abarth-chromium, 2013/10/17 02:28:09]

allowHash -> allowScriptHash ?  Presumably this function will look at the
script-src directive.  We'll need a separate function when we support hash
sources in style-src.

[jww, 2013/10/18 22:58:04]

Done.

 
     ReflectedXSSDisposition reflectedXSSDisposition() const;
 
     void setOverrideAllowInlineStyle(bool);
 
     bool isActive() const;
     void gatherReportURIs(DOMStringList&) const;
 
     void reportDirectiveAsSourceExpression(const String& directiveName, const String& sourceExpression) const;
     void reportDuplicateDirective(const String&) const;
     void reportInvalidDirectiveValueCharacter(const String& directiveName, const String& value) const;
     void reportInvalidPathCharacter(const String& directiveName, const String& value, const char) const;
-    void reportInvalidNonce(const String&) const;
     void reportInvalidPluginTypes(const String&) const;
     void reportInvalidSandboxFlags(const String&) const;
     void reportInvalidSourceExpression(const String& directiveName, const String& source) const;
     void reportInvalidReflectedXSS(const String&) const;
     void reportMissingReportURI(const String&) const;
     void reportUnsupportedDirective(const String&) const;
     void reportViolation(const String& directiveText, const String& effectiveDirective, const String& consoleMessage, const KURL& blockedURL, const Vector<KURL>& reportURIs, const String& header);
 
     void reportBlockedScriptExecutionToInspector(const String& directiveText) const;
 
@@ skipping 21 matching lines @@
     ExecutionContext* m_executionContext;
     bool m_overrideInlineStyleAllowed;
     CSPDirectiveListVector m_policies;
 
     HashSet<unsigned, AlreadyHashed> m_violationReportsSent;
 };
 
 }
 
 #endif