Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_apple_csp / lib / YarrowConnection.h

diff --git a/Security/libsecurity_apple_csp/lib/YarrowConnection.h b/Security/libsecurity_apple_csp/lib/YarrowConnection.h
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+/*
+ * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved.
+ * 
+ * The contents of this file constitute Original Code as defined in and are
+ * subject to the Apple Public Source License Version 1.2 (the 'License').
+ * You may not use this file except in compliance with the License. Please obtain
+ * a copy of the License at http://www.apple.com/publicsource and read it before
+ * using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
+ * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
+ * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
+ * specific language governing rights and limitations under the License.
+ */
+
+
+/*
+ * YarrowConnection.h - single, process-wide, thread-safe Yarrow client
+ */
+
+#ifndef        _YARROW_CONNECTION_H_
+#define _YARROW_CONNECTION_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Both functions a CssmError::throwMe(CSSMERR_CSP_FUNCTION_FAILED) on failure. 
+ * 
+ * "Give me some random data". Caller mallocs the data. 
+ */
+extern void    cspGetRandomBytes(void *buf, unsigned len);
+
+/*
+ * Add some entropy to the pool. 
+ */
+extern void cspAddEntropy(const void *buf, unsigned len);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _YARROW_CONNECTION_H_ */