diff options
| author | Pavel V. Shatov (Meister) <meisterpaul1@yandex.ru> | 2016-10-31 00:00:32 +0300 |
|---|---|---|
| committer | Pavel V. Shatov (Meister) <meisterpaul1@yandex.ru> | 2016-10-31 00:00:32 +0300 |
| commit | 634344f3a359576981277755d53aaf31002c2595 (patch) | |
| tree | 54e511748c3b348c26732dc093e656f73f31ed1e /fpga_curve.h | |
Initial commit of FPGA base point multiplier reference model for ECDSA curves P-256 and P-384.
Diffstat (limited to 'fpga_curve.h')
| -rw-r--r-- | fpga_curve.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/fpga_curve.h b/fpga_curve.h new file mode 100644 index 0000000..c90cc16 --- /dev/null +++ b/fpga_curve.h @@ -0,0 +1,61 @@ +//------------------------------------------------------------------------------
+//
+// fpga_curve.h
+// ------------------------------------
+// Elliptic curve arithmetic procedures
+//
+// Authors: Pavel Shatov
+//
+// Copyright (c) 2015-2016, NORDUnet A/S
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// - Redistributions of source code must retain the above copyright notice,
+// this list of conditions and the following disclaimer.
+//
+// - Redistributions in binary form must reproduce the above copyright notice,
+// this list of conditions and the following disclaimer in the documentation
+// and/or other materials provided with the distribution.
+//
+// - Neither the name of the NORDUnet nor the names of its contributors may be
+// used to endorse or promote products derived from this software without
+// specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+// Globals
+//------------------------------------------------------------------------------
+extern FPGA_BUFFER ecdsa_g_x, ecdsa_g_y;
+extern FPGA_BUFFER ecdsa_h_x, ecdsa_h_y;
+extern FPGA_BUFFER ecdsa_q_x, ecdsa_q_y;
+extern FPGA_BUFFER ecdsa_r_x, ecdsa_r_y;
+
+
+//------------------------------------------------------------------------------
+// Prototypes
+//------------------------------------------------------------------------------
+void fpga_curve_init ();
+void fpga_curve_scalar_multiply (FPGA_BUFFER *k, FPGA_BUFFER *qx, FPGA_BUFFER *qy);
+void fpga_curve_add_jacobian (FPGA_BUFFER *px, FPGA_BUFFER *py, FPGA_BUFFER *pz, FPGA_BUFFER *rx, FPGA_BUFFER *ry, FPGA_BUFFER *rz);
+void fpga_curve_double_jacobian (FPGA_BUFFER *px, FPGA_BUFFER *py, FPGA_BUFFER *pz, FPGA_BUFFER *rx, FPGA_BUFFER *ry, FPGA_BUFFER *rz);
+void fpga_curve_point_to_affine (FPGA_BUFFER *px, FPGA_BUFFER *py, FPGA_BUFFER *pz, FPGA_BUFFER *qx, FPGA_BUFFER *qy);
+
+
+//------------------------------------------------------------------------------
+// End-of-File
+//------------------------------------------------------------------------------
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