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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 NET_SSL_OPENSSL_SSL_UTIL_H_ | |
6 #define NET_SSL_OPENSSL_SSL_UTIL_H_ | |
7 | |
8 #include "net/base/net_log.h" | |
9 | |
10 namespace crypto { | |
11 class OpenSSLErrStackTracer; | |
12 } | |
13 | |
14 namespace tracked_objects { | |
15 class Location; | |
16 } | |
17 | |
18 namespace net { | |
19 | |
20 // Puts a net error, |err|, on the error stack in OpenSSL. The file and line are | |
21 // extracted from |posted_from|. The function code of the error is left as 0. | |
22 void OpenSSLPutNetError(const tracked_objects::Location& posted_from, int err); | |
23 | |
24 // Utility to construct the appropriate set & clear masks for use the OpenSSL | |
25 // options and mode configuration functions. (SSL_set_options etc) | |
26 struct SslSetClearMask { | |
27 SslSetClearMask(); | |
28 void ConfigureFlag(long flag, bool state); | |
29 | |
30 long set_mask; | |
31 long clear_mask; | |
32 }; | |
33 | |
34 // Converts an OpenSSL error code into a net error code, walking the OpenSSL | |
35 // error stack if needed. | |
36 // | |
37 // Note that |tracer| is not currently used in the implementation, but is passed | |
38 // in anyway as this ensures the caller will clear any residual codes left on | |
39 // the error stack. | |
40 int MapOpenSSLError(int err, const crypto::OpenSSLErrStackTracer& tracer); | |
41 | |
42 // Helper struct to store information about an OpenSSL error stack entry. | |
43 struct OpenSSLErrorInfo { | |
44 OpenSSLErrorInfo() : error_code(0), file(NULL), line(0) {} | |
45 | |
46 uint32_t error_code; | |
47 const char* file; | |
48 int line; | |
49 }; | |
50 | |
51 // Converts an OpenSSL error code into a net error code, walking the OpenSSL | |
52 // error stack if needed. If a value on the stack is used, the error code and | |
53 // associated information are returned in |*out_error_info|. Otherwise its | |
54 // fields are set to 0 and NULL. | |
55 // | |
56 // Note that |tracer| is not currently used in the implementation, but is passed | |
57 // in anyway as this ensures the caller will clear any residual codes left on | |
58 // the error stack. | |
59 int MapOpenSSLErrorWithDetails(int err, | |
60 const crypto::OpenSSLErrStackTracer& tracer, | |
61 OpenSSLErrorInfo* out_error_info); | |
62 | |
63 // Creates NetLog callback for an OpenSSL error. | |
64 NetLog::ParametersCallback CreateNetLogOpenSSLErrorCallback( | |
65 int net_error, | |
66 int ssl_error, | |
67 const OpenSSLErrorInfo& error_info); | |
68 | |
69 } // namespace net | |
70 | |
71 #endif // NET_SSL_OPENSSL_SSL_UTIL_H_ | |
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