net/cert/sha256_legacy_support_win.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_CERT_SHA256_LEGACY_SUPPORT_WIN_H_
   6 #define NET_CERT_SHA256_LEGACY_SUPPORT_WIN_H_
   7
   8 #include <windows.h>
   9 #include <wincrypt.h>
  10
  11 #include "net/base/net_export.h"
  12
  13 namespace net {
  14
  15 namespace sha256_interception {
  16
  17 typedef BOOL (WINAPI* CryptVerifyCertificateSignatureExFunc)(
  18     HCRYPTPROV_LEGACY provider,
  19     DWORD encoding_type,
  20     DWORD subject_type,
  21     void* subject_data,
  22     DWORD issuer_type,
  23     void* issuer_data,
  24     DWORD flags,
  25     void* extra);
  26
  27 // Interception function meant to be called whenever
  28 // CryptVerifyCertificateSignatureEx is called. Note that the calling
  29 // conventions do not match, as the caller is expected to ensure that their
  30 // interposed function handles the calling conventions and provides a pointer
  31 // to the original CryptVerifyCertificateSignatureEx (e.g. to handle parameters
  32 // and keys that are not supported).
  33 NET_EXPORT BOOL CryptVerifyCertificateSignatureExHook(
  34     CryptVerifyCertificateSignatureExFunc original_func,
  35     HCRYPTPROV_LEGACY provider,
  36     DWORD encoding_type,
  37     DWORD subject_type,
  38     void* subject_data,
  39     DWORD issuer_type,
  40     void* issuer_data,
  41     DWORD flags,
  42     void* extra);
  43
  44 }  // namespace sha256_interception
  45
  46 }  // namespace net
  47
  48 #endif  // NET_CERT_SHA256_LEGACY_SUPPORT_WIN_H_