crypto/nss_util: Get TPM slot id, do lookup by id instead of by name.

crypto/nss_util_internal.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CRYPTO_NSS_UTIL_INTERNAL_H_
 #define CRYPTO_NSS_UTIL_INTERNAL_H_
 
 #include <secmodt.h>
 
 #include "crypto/crypto_export.h"
@@ skipping 20 matching lines @@
 class AutoSECMODListReadLock {
  public:
   AutoSECMODListReadLock();
   ~AutoSECMODListReadLock();
 
  private:
   SECMODListLock* lock_;
   DISALLOW_COPY_AND_ASSIGN(AutoSECMODListReadLock);
 };
 
+#if defined(OS_CHROMEOS)
+// Returns a reference to the ChromeOS TPM key slot for slot id. Caller must
+// release returned reference with PK11_FreeSlot.
+CRYPTO_EXPORT PK11SlotInfo* GetTPMSlotForId(CK_SLOT_ID slot_id);

[Ryan Sleevi, 2013/10/24 01:26:21]

I'm not sure why you need to expose this - did I miss where it was actually
called outside of nss_util ?

[mattm, 2013/10/24 01:59:07]

Yeah, it's not in this CL. I'll remove it for now.

+#endif
+
 }  // namespace crypto
 
 #endif  // CRYPTO_NSS_UTIL_INTERNAL_H_