Index: net/base/pem_tokenizer.h |
=================================================================== |
--- net/base/pem_tokenizer.h (revision 52800) |
+++ net/base/pem_tokenizer.h (working copy) |
@@ -1,79 +0,0 @@ |
-// Copyright (c) 2010 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#ifndef NET_BASE_PEM_TOKENIZER_H_ |
-#define NET_BASE_PEM_TOKENIZER_H_ |
- |
-#include <string> |
-#include <vector> |
- |
-#include "base/string_piece.h" |
- |
-namespace net { |
- |
-// PEMTokenizer is a utility class for the parsing of data encapsulated |
-// using RFC 1421, Privacy Enhancement for Internet Electronic Mail. It |
-// does not implement the full specification, most notably it does not |
-// support the Encapsulated Header Portion described in Section 4.4. |
-class PEMTokenizer { |
- public: |
- // Create a new PEMTokenizer that iterates through |str| searching for |
- // instances of PEM encoded blocks that are of the |allowed_block_types|. |
- // |str| must remain valid for the duration of the PEMTokenizer. |
- PEMTokenizer(const base::StringPiece& str, |
- const std::vector<std::string>& allowed_block_types); |
- |
- // Attempts to decode the next PEM block in the string. Returns false if no |
- // PEM blocks can be decoded. The decoded PEM block will be available via |
- // data(). |
- bool GetNext(); |
- |
- // Returns the PEM block type (eg: CERTIFICATE) of the last successfully |
- // decoded PEM block. |
- // GetNext() must have returned true before calling this method. |
- const std::string& block_type() const { return block_type_; } |
- |
- // Returns the raw, Base64-decoded data of the last successfully decoded |
- // PEM block. |
- // GetNext() must have returned true before calling this method. |
- const std::string& data() const { return data_; } |
- |
- private: |
- void Init(const base::StringPiece& str, |
- const std::vector<std::string>& allowed_block_types); |
- |
- // A simple cache of the allowed PEM header and footer for a given PEM |
- // block type, so that it is only computed once. |
- struct PEMType { |
- std::string type; |
- std::string header; |
- std::string footer; |
- }; |
- |
- // The string to search, which must remain valid for as long as this class |
- // is around. |
- base::StringPiece str_; |
- |
- // The current position within |str_| that searching should begin from, |
- // or StringPiece::npos if iteration is complete |
- base::StringPiece::size_type pos_; |
- |
- // The type of data that was encoded, as indicated in the PEM |
- // Pre-Encapsulation Boundary (eg: CERTIFICATE, PKCS7, or |
- // PRIVACY-ENHANCED MESSAGE). |
- std::string block_type_; |
- |
- // The types of PEM blocks that are allowed. PEM blocks that are not of |
- // one of these types will be skipped. |
- std::vector<PEMType> block_types_; |
- |
- // The raw (Base64-decoded) data of the last successfully decoded block. |
- std::string data_; |
- |
- DISALLOW_COPY_AND_ASSIGN(PEMTokenizer); |
-}; |
- |
-} // namespace net |
- |
-#endif // NET_BASE_PEM_TOKENIZER_H_ |