import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

security/nss/lib/softoken/legacydb/keydbi.h

@@ -0,0 +1,52 @@
+/*
+ * private.h - Private data structures for the software token library
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _KEYDBI_H_
+#define _KEYDBI_H_
+
+#include "nspr.h"
+#include "seccomon.h"
+#include "mcom_db.h"
+
+/*
+ * Handle structure for open key databases
+ */
+struct NSSLOWKEYDBHandleStr {
+    DB *db;
+    DB *updatedb;         /* used when updating an old version */
+    SECItem *global_salt; /* password hashing salt for this db */
+    int version;          /* version of the database */
+    char *appname;        /* multiaccess app name */
+    char *dbname;         /* name of the openned DB */
+    PRBool readOnly;      /* is the DB read only */
+    PRLock *lock;
+    PRInt32 ref; /* reference count */
+};
+
+/*
+** Typedef for callback for traversing key database.
+**      "key" is the key used to index the data in the database (nickname)
+**      "data" is the key data
+**      "pdata" is the user's data
+*/
+typedef SECStatus (*NSSLOWKEYTraverseKeysFunc)(DBT *key, DBT *data, void *pdata);
+
+SEC_BEGIN_PROTOS
+
+/*
+** Traverse the entire key database, and pass the nicknames and keys to a
+** user supplied function.
+**      "f" is the user function to call for each key
+**      "udata" is the user's data, which is passed through to "f"
+*/
+extern SECStatus nsslowkey_TraverseKeys(NSSLOWKEYDBHandle *handle,
+                                        NSSLOWKEYTraverseKeysFunc f,
+                                        void *udata);
+
+SEC_END_PROTOS
+
+#endif /* _KEYDBI_H_ */