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Diffstat (limited to '')
| -rw-r--r-- | web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.h b/web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.h new file mode 100644 index 00000000..9b0b7f54 --- /dev/null +++ b/web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.h @@ -0,0 +1,42 @@ +/* + * cifra - embedded cryptography library + * Written in 2014 by Joseph Birr-Pixton <jpixton@gmail.com> + * + * To the extent possible under law, the author(s) have dedicated all + * copyright and related and neighboring rights to this software to the + * public domain worldwide. This software is distributed without any + * warranty. + * + * You should have received a copy of the CC0 Public Domain Dedication + * along with this software. If not, see + * <http://creativecommons.org/publicdomain/zero/1.0/>. + */ + +#ifndef CURVE25519_H +#define CURVE25519_H + +#include <stddef.h> +#include <stdint.h> + +/** + * Curve25519 + * ========== + * This is `curve25519 <http://cr.yp.to/ecdh.html>`_ with switchable + * implementations underneath. + * + * By default tweetnacl is used on hosts, and the implementation + * from μNaCl for Cortex-M0, M3 and M4. + */ + +/* .. c:function:: $DECL + * Multiplies `point` by `scalar`, putting the resulting point into `out`. */ +void cf_curve25519_mul(uint8_t out[32], + const uint8_t scalar[32], + const uint8_t point[32]); + +/* .. c:function:: $DECL + * Multiplies `scalar` by the curve25519 base point, putting the resulting + * point into `out`. */ +void cf_curve25519_mul_base(uint8_t out[32], const uint8_t scalar[32]); + +#endif |