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Side by Side Diff: base/nss_util.h

Issue 6667020: This change loads opencryptoki and uses the TPM for keygen tags. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: cleaning up Created 9 years, 8 months ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef BASE_NSS_UTIL_H_ 5 #ifndef BASE_NSS_UTIL_H_
6 #define BASE_NSS_UTIL_H_ 6 #define BASE_NSS_UTIL_H_
7 #pragma once 7 #pragma once
8 8
9 #include <string>
9 #include "base/basictypes.h" 10 #include "base/basictypes.h"
10 11
11 #if defined(USE_NSS) 12 #if defined(USE_NSS)
12 class FilePath; 13 class FilePath;
13 #endif // defined(USE_NSS) 14 #endif // defined(USE_NSS)
14 15
15 // This file specifically doesn't depend on any NSS or NSPR headers because it 16 // This file specifically doesn't depend on any NSS or NSPR headers because it
16 // is included by various (non-crypto) parts of chrome to call the 17 // is included by various (non-crypto) parts of chrome to call the
17 // initialization functions. 18 // initialization functions.
18 namespace base { 19 namespace base {
(...skipping 53 matching lines...) Expand 10 before | Expand all | Expand 10 after
72 // 73 //
73 // Note that this does not load libnssckbi.so which contains the root 74 // Note that this does not load libnssckbi.so which contains the root
74 // certificates. 75 // certificates.
75 void LoadNSSLibraries(); 76 void LoadNSSLibraries();
76 77
77 // Check if the current NSS version is greater than or equals to |version|. 78 // Check if the current NSS version is greater than or equals to |version|.
78 // A sample version string is "3.12.3". 79 // A sample version string is "3.12.3".
79 bool CheckNSSVersion(const char* version); 80 bool CheckNSSVersion(const char* version);
80 81
81 #if defined(OS_CHROMEOS) 82 #if defined(OS_CHROMEOS)
82 // Open the r/w nssdb that's stored inside the user's encrypted home directory. 83 // Open the r/w nssdb that's stored inside the user's encrypted home
84 // directory. This is the default slot returned by
85 // GetPublicNSSKeySlot().
83 void OpenPersistentNSSDB(); 86 void OpenPersistentNSSDB();
87
88 // Load the opencryptoki library into NSS so that we can access the
89 // TPM through NSS. Once this is called, GetPrivateNSSKeySlot() will
90 // return the TPM slot if one was found. Returns false if it was
91 // unable to load opencryptoki or open the TPM slot.
92 bool EnableTPMForNSS();
93
94 // Get name for the built-in TPM token on ChromeOS.
95 std::string GetTPMTokenName();
84 #endif 96 #endif
85 97
86 // Convert a NSS PRTime value into a base::Time object. 98 // Convert a NSS PRTime value into a base::Time object.
87 // We use a int64 instead of PRTime here to avoid depending on NSPR headers. 99 // We use a int64 instead of PRTime here to avoid depending on NSPR headers.
88 Time PRTimeToBaseTime(int64 prtime); 100 Time PRTimeToBaseTime(int64 prtime);
89 101
90 #if defined(USE_NSS) 102 #if defined(USE_NSS)
91 // Exposed for unittests only. |path| should be an existing directory under 103 // Exposed for unittests only. |path| should be an existing directory under
92 // which the DB files will be placed. |description| is a user-visible name for 104 // which the DB files will be placed. |description| is a user-visible name for
93 // the DB, as a utf8 string, which will be truncated at 32 bytes. 105 // the DB, as a utf8 string, which will be truncated at 32 bytes.
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113 private: 125 private:
114 Lock *lock_; 126 Lock *lock_;
115 DISALLOW_COPY_AND_ASSIGN(AutoNSSWriteLock); 127 DISALLOW_COPY_AND_ASSIGN(AutoNSSWriteLock);
116 }; 128 };
117 129
118 #endif // defined(USE_NSS) 130 #endif // defined(USE_NSS)
119 131
120 } // namespace base 132 } // namespace base
121 133
122 #endif // BASE_NSS_UTIL_H_ 134 #endif // BASE_NSS_UTIL_H_
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