1c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Copyright (c) 2013 The Chromium Authors. All rights reserved. 2c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 3c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// found in the LICENSE file. 4c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 5c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#ifndef NET_QUIC_CRYPTO_PROOF_SOURCE_H_ 6c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#define NET_QUIC_CRYPTO_PROOF_SOURCE_H_ 7c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 8c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include <string> 9c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include <vector> 10c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 11c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "net/base/net_export.h" 12c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 13c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)namespace net { 14c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 15c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// ProofSource is an interface by which a QUIC server can obtain certificate 16c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// chains and signatures that prove its identity. 17c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)class NET_EXPORT_PRIVATE ProofSource { 18c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) public: 19c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) virtual ~ProofSource() {} 20c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 21c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // GetProof finds a certificate chain for |hostname|, sets |out_certs| to 22c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // point to it (in leaf-first order), calculates a signature of 23c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // |server_config| using that chain and puts the result in |out_signature|. 24c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // 25c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // The signature uses SHA-256 as the hash function and PSS padding when the 26c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // key is RSA. 27c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // 287dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch // The signature uses SHA-256 as the hash function when the key is ECDSA. 297dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch // 30c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch // If |ecdsa_ok| is true, the signature may use an ECDSA key. Otherwise, the 31c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch // signature must use an RSA key. 32c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch // 33c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // |out_certs| is a pointer to a pointer, not a pointer to an array. 34c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // 35c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // The number of certificate chains is expected to be small and fixed thus 36c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // the ProofSource retains ownership of the contents of |out_certs|. The 37c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // expectation is that they will be cached forever. 38c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // 39c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // The signature values should be cached because |server_config| will be 40c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // somewhat static. However, since they aren't bounded, the ProofSource may 41c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // wish to evicit entries from that cache, thus the caller takes ownership of 42c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // |*out_signature|. 43c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // 447dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch // |hostname| may be empty to signify that a default certificate should be 457dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch // used. 467dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch // 47c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // This function may be called concurrently. 48d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) virtual bool GetProof(const std::string& hostname, 49c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const std::string& server_config, 50558790d6acca3451cf3a6b497803a5f07d0bec58Ben Murdoch bool ecdsa_ok, 51c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const std::vector<std::string>** out_certs, 52c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) std::string* out_signature) = 0; 53c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)}; 54c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 55c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} // namespace net 56c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 57c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#endif // NET_QUIC_CRYPTO_PROOF_SOURCE_H_ 58