src/third_party/WebKit/Source/platform/network/ContentSecurityPolicyParsers.h

   1 // Copyright 2014 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 #ifndef ContentSecurityPolicyParsers_h
   6 #define ContentSecurityPolicyParsers_h
   7
   8 #include "platform/Crypto.h"
   9 #include "platform/PlatformExport.h"
  10 #include "wtf/Vector.h"
  11 #include "wtf/unicode/Unicode.h"
  12
  13 namespace WebCore {
  14
  15 typedef std::pair<unsigned, DigestValue> CSPHashValue;
  16
  17 enum ContentSecurityPolicyHeaderType {
  18     ContentSecurityPolicyHeaderTypeReport,
  19     ContentSecurityPolicyHeaderTypeEnforce
  20 };
  21
  22 enum ContentSecurityPolicyHeaderSource {
  23     ContentSecurityPolicyHeaderSourceHTTP,
  24     ContentSecurityPolicyHeaderSourceMeta
  25 };
  26
  27 enum ContentSecurityPolicyHashAlgorithm {
  28     ContentSecurityPolicyHashAlgorithmNone = 0,
  29     ContentSecurityPolicyHashAlgorithmSha1 = 1 << 1,
  30     ContentSecurityPolicyHashAlgorithmSha256 = 1 << 2,
  31     ContentSecurityPolicyHashAlgorithmSha384 = 1 << 3,
  32     ContentSecurityPolicyHashAlgorithmSha512 = 1 << 4
  33 };
  34
  35 PLATFORM_EXPORT bool isCSPDirectiveNameCharacter(UChar);
  36 PLATFORM_EXPORT bool isCSPDirectiveValueCharacter(UChar);
  37 PLATFORM_EXPORT bool isNonceCharacter(UChar);
  38 PLATFORM_EXPORT bool isSourceCharacter(UChar);
  39 PLATFORM_EXPORT bool isPathComponentCharacter(UChar);
  40 PLATFORM_EXPORT bool isHostCharacter(UChar);
  41 PLATFORM_EXPORT bool isSchemeContinuationCharacter(UChar);
  42 PLATFORM_EXPORT bool isNotASCIISpace(UChar);
  43 PLATFORM_EXPORT bool isNotColonOrSlash(UChar);
  44 PLATFORM_EXPORT bool isMediaTypeCharacter(UChar);
  45
  46 // Only checks for general Base64 encoded chars, not '=' chars since '=' is
  47 // positional and may only appear at the end of a Base64 encoded string.
  48 PLATFORM_EXPORT bool isBase64EncodedCharacter(UChar);
  49
  50 } // namespace WebCore
  51
  52 #endif