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-rw-r--r--web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.c b/web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.c
new file mode 100644
index 00000000..6c4b9c15
--- /dev/null
+++ b/web/server/h2o/libh2o/deps/picotls/deps/cifra/src/curve25519.c
@@ -0,0 +1,29 @@
+/*
+ * 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/>.
+ */
+
+#if defined(CORTEX_M0) || defined(CORTEX_M3) || defined(CORTEX_M4)
+#include "arm/unacl/scalarmult.c"
+
+void cf_curve25519_mul(uint8_t out[32], const uint8_t scalar[32], const uint8_t point[32])
+{
+ crypto_scalarmult_curve25519(out, scalar, point);
+}
+
+void cf_curve25519_mul_base(uint8_t out[32], const uint8_t scalar[32])
+{
+ crypto_scalarmult_curve25519_base(out, scalar);
+}
+#else
+#include "curve25519.tweetnacl.c"
+#endif