net/socket/openssl_ssl_util.h

   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_SOCKET_OPENSSL_SSL_UTIL_H_
   6 #define NET_SOCKET_OPENSSL_SSL_UTIL_H_
   7
   8 namespace crypto {
   9 class OpenSSLErrStackTracer;
  10 }
  11
  12 namespace tracked_objects {
  13 class Location;
  14 }
  15
  16 namespace net {
  17
  18 // Puts a net error, |err|, on the error stack in OpenSSL. The file and line are
  19 // extracted from |posted_from|. The function code of the error is left as 0.
  20 void OpenSSLPutNetError(const tracked_objects::Location& posted_from, int err);
  21
  22 // Utility to construct the appropriate set & clear masks for use the OpenSSL
  23 // options and mode configuration functions. (SSL_set_options etc)
  24 struct SslSetClearMask {
  25   SslSetClearMask();
  26   void ConfigureFlag(long flag, bool state);
  27
  28   long set_mask;
  29   long clear_mask;
  30 };
  31
  32 // Converts an OpenSSL error code into a net error code, walking the OpenSSL
  33 // error stack if needed. Note that |tracer| is not currently used in the
  34 // implementation, but is passed in anyway as this ensures the caller will clear
  35 // any residual codes left on the error stack.
  36 int MapOpenSSLError(int err, const crypto::OpenSSLErrStackTracer& tracer);
  37
  38 }  // namespace net
  39
  40 #endif  // NET_SOCKET_OPENSSL_SSL_UTIL_H_