1 // Copyright 2018 The BoringSSL Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef HEADER_SETTINGS_WRITER
16 #define HEADER_SETTINGS_WRITER
17 
18 #include <string>
19 
20 #include <openssl/bytestring.h>
21 #include <openssl/ssl.h>
22 
23 #include "test_config.h"
24 
25 struct SettingsWriter {
26  public:
27   SettingsWriter();
28 
29   // Init initializes the writer for a new connection, given by |i|.  Each
30   // connection gets a unique output file.
31   bool Init(int i, const TestConfig *config, SSL_SESSION *session);
32 
33   // Commit writes the buffered data to disk.
34   bool Commit();
35 
36   bool WriteHandoff(bssl::Span<const uint8_t> handoff);
37   bool WriteHandback(bssl::Span<const uint8_t> handback);
38   bool WriteHints(bssl::Span<const uint8_t> hints);
39 
40  private:
41   bool WriteData(uint16_t tag, bssl::Span<const uint8_t> data);
42 
43   std::string path_;
44   bssl::ScopedCBB cbb_;
45 };
46 
47 #endif  // HEADER_SETTINGS_WRITER
48