1 files changed, 49 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/math/numbertheory/curve_nistp.h b/comm/third_party/botan/src/lib/math/numbertheory/curve_nistp.h
new file mode 100644
index 0000000000..19d1bd2566
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+++ b/comm/third_party/botan/src/lib/math/numbertheory/curve_nistp.h
@@ -0,0 +1,49 @@
+/*
+* Arithmetic operations specialized for NIST ECC primes
+* (C) 2014,2015 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_NIST_PRIMES_H_
+#define BOTAN_NIST_PRIMES_H_
+
+#include <botan/bigint.h>
+
+BOTAN_FUTURE_INTERNAL_HEADER(curve_nistp.h)
+
+namespace Botan {
+
+/**
+* NIST Prime reduction functions.
+*
+* Reduces the value in place
+*
+* ws is a workspace function which is used as a temporary,
+* and will be resized as needed.
+*/
+BOTAN_PUBLIC_API(2,0) const BigInt& prime_p521();
+BOTAN_PUBLIC_API(2,0) void redc_p521(BigInt& x, secure_vector<word>& ws);
+
+/*
+Previously this macro indicated if the P-{192,224,256,384} reducers
+were available. Now they are always enabled and this macro has no meaning.
+The define will be removed in a future major release.
+*/
+#define BOTAN_HAS_NIST_PRIME_REDUCERS_W32
+
+BOTAN_PUBLIC_API(2,0) const BigInt& prime_p384();
+BOTAN_PUBLIC_API(2,0) void redc_p384(BigInt& x, secure_vector<word>& ws);
+
+BOTAN_PUBLIC_API(2,0) const BigInt& prime_p256();
+BOTAN_PUBLIC_API(2,0) void redc_p256(BigInt& x, secure_vector<word>& ws);
+
+BOTAN_PUBLIC_API(2,0) const BigInt& prime_p224();
+BOTAN_PUBLIC_API(2,0) void redc_p224(BigInt& x, secure_vector<word>& ws);
+
+BOTAN_PUBLIC_API(2,0) const BigInt& prime_p192();
+BOTAN_PUBLIC_API(2,0) void redc_p192(BigInt& x, secure_vector<word>& ws);
+
+}
+
+#endif