Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_cryptkit / lib / ECDSA_Profile.h

diff --git a/Security/libsecurity_cryptkit/lib/ECDSA_Profile.h b/Security/libsecurity_cryptkit/lib/ECDSA_Profile.h
new file mode 100644 (file)
index 0000000..eb7a7cc
--- /dev/null
+++ b/Security/libsecurity_cryptkit/lib/ECDSA_Profile.h
@@ -0,0 +1,90 @@
+/*
+       File:           ECDSA_Profile.h
+
+       Contains:       ECDSA Profiling support.
+
+
+       Copyright:      Copyright (c) 1998,2011,2014 Apple Inc. All Rights Reserved.
+
+       Change History (most recent first):
+
+                <7>    10/06/98        ap              Changed to compile with C++.
+
+       To Do:
+*/
+
+/* Copyright (c) 1998,2011,2014 Apple Inc.  All Rights Reserved.
+ *
+ * NOTICE: USE OF THE MATERIALS ACCOMPANYING THIS NOTICE IS SUBJECT
+ * TO THE TERMS OF THE SIGNED "FAST ELLIPTIC ENCRYPTION (FEE) REFERENCE
+ * SOURCE CODE EVALUATION AGREEMENT" BETWEEN APPLE, INC. AND THE
+ * ORIGINAL LICENSEE THAT OBTAINED THESE MATERIALS FROM APPLE,
+ * INC.  ANY USE OF THESE MATERIALS NOT PERMITTED BY SUCH AGREEMENT WILL
+ * EXPOSE YOU TO LIABILITY.
+ ***************************************************************************
+ */
+
+#ifndef        _CK_ECDSA_PROFILE_H_
+#define _CK_ECDSA_PROFILE_H_
+
+#include "ckconfig.h"
+
+#if CRYPTKIT_ECDSA_ENABLE
+
+#include "feeDebug.h"
+
+#ifdef FEE_DEBUG
+#define ECDSA_PROFILE  0
+#else  /* FEE_DEBUG */
+#define ECDSA_PROFILE  0       /* always off */
+#endif /* FEE_DEBUG */
+
+#if    ECDSA_PROFILE
+
+#include <kern/time_stamp.h>
+
+/*
+ * Unlike the profiling macros in feeDebug.h, these are intended to
+ * be used for fragments of code, not entire functions.
+ */
+#define SIGPROF_START                          \
+{                                              \
+       struct tsval _profStartTime;            \
+       struct tsval _profEndTime;              \
+       kern_timestamp(&_profStartTime);
+
+/*
+ * This one goes at the end of the routine, just before the (only) return.
+ * There must be a static accumulator (an unsigned int) on a per-routine basis.
+ */
+#define SIGPROF_END(accum)                                             \
+       kern_timestamp(&_profEndTime);                                  \
+       accum += (_profEndTime.low_val - _profStartTime.low_val);       \
+}
+
+
+/*
+ * Accumulators.
+ */
+extern unsigned signStep1;
+extern unsigned signStep2;
+extern unsigned signStep34;
+extern unsigned signStep5;
+extern unsigned signStep67;
+extern unsigned signStep8;
+extern unsigned vfyStep1;
+extern unsigned vfyStep3;
+extern unsigned vfyStep4;
+extern unsigned vfyStep5;
+extern unsigned vfyStep6;
+extern unsigned vfyStep7;
+
+#else  /* ECDSA_PROFILE */
+
+#define SIGPROF_START
+#define SIGPROF_END(accum)
+
+#endif /* ECDSA_PROFILE */
+
+#endif /* CRYPTKIT_ECDSA_ENABLE */
+#endif /* _CK_ECDSA_PROFILE_H_ */