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| 1 // Copyright (c) 2012 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 NET_HTTP_HTTP_SECURITY_HEADERS_H_ | |
| 6 #define NET_HTTP_HTTP_SECURITY_HEADERS_H_ | |
| 7 | |
| 8 #include <string> | |
| 9 | |
| 10 #include "base/basictypes.h" | |
| 11 #include "base/gtest_prod_util.h" | |
| 12 #include "base/time/time.h" | |
| 13 #include "base/values.h" | |
| 14 #include "net/base/hash_value.h" | |
| 15 #include "net/base/net_export.h" | |
| 16 | |
| 17 namespace net { | |
| 18 | |
| 19 const int64 kMaxHSTSAgeSecs = 86400 * 365; // 1 year | |
| 20 | |
| 21 // Parses |value| as a Strict-Transport-Security header value. If successful, | |
| 22 // returns true and sets |*max_age| and |*include_subdomains|. | |
| 23 // Otherwise returns false and leaves the output parameters unchanged. | |
| 24 // | |
| 25 // value is the right-hand side of: | |
| 26 // | |
| 27 // "Strict-Transport-Security" ":" | |
| 28 // [ directive ] *( ";" [ directive ] ) | |
| 29 bool NET_EXPORT_PRIVATE ParseHSTSHeader(const std::string& value, | |
| 30 base::TimeDelta* max_age, | |
| 31 bool* include_subdomains); | |
| 32 | |
| 33 // Parses |value| as a Public-Key-Pins header value. If successful, returns | |
| 34 // true and populates the |*max_age|, |*include_subdomains|, and |*hashes| | |
| 35 // values. Otherwise returns false and leaves the output parameters | |
| 36 // unchanged. | |
| 37 // | |
| 38 // value is the right-hand side of: | |
| 39 // | |
| 40 // "Public-Key-Pins" ":" | |
| 41 // "max-age" "=" delta-seconds ";" | |
| 42 // "pin-" algo "=" base64 [ ";" ... ] | |
| 43 // [ ";" "includeSubdomains" ] | |
| 44 // | |
| 45 // For this function to return true, the key hashes specified by the HPKP | |
| 46 // header must pass two additional checks. There MUST be at least one key | |
| 47 // hash which matches the SSL certificate chain of the current site (as | |
| 48 // specified by the chain_hashes) parameter. In addition, there MUST be at | |
| 49 // least one key hash which does NOT match the site's SSL certificate chain | |
| 50 // (this is the "backup pin"). | |
| 51 bool NET_EXPORT_PRIVATE ParseHPKPHeader(const std::string& value, | |
| 52 const HashValueVector& chain_hashes, | |
| 53 base::TimeDelta* max_age, | |
| 54 bool* include_subdomains, | |
| 55 HashValueVector* hashes); | |
| 56 | |
| 57 } // namespace net | |
| 58 | |
| 59 #endif // NET_HTTP_HTTP_SECURITY_HEADERS_H_ | |
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