1 files changed, 45 insertions, 0 deletions
diff --git a/libs/libsodium/src/include/sodium/crypto_scalarmult.h b/libs/libsodium/src/include/sodium/crypto_scalarmult.h
new file mode 100644
index 0000000000..f7fa6f8f39
--- /dev/null
+++ b/libs/libsodium/src/include/sodium/crypto_scalarmult.h
@@ -0,0 +1,45 @@
+#ifndef crypto_scalarmult_H
+#define crypto_scalarmult_H
+
+#include <stddef.h>
+
+#include "crypto_scalarmult_curve25519.h"
+#include "export.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define crypto_scalarmult_BYTES crypto_scalarmult_curve25519_BYTES
+SODIUM_EXPORT
+size_t  crypto_scalarmult_bytes(void);
+
+#define crypto_scalarmult_SCALARBYTES crypto_scalarmult_curve25519_SCALARBYTES
+SODIUM_EXPORT
+size_t  crypto_scalarmult_scalarbytes(void);
+
+#define crypto_scalarmult_PRIMITIVE "curve25519"
+SODIUM_EXPORT
+const char *crypto_scalarmult_primitive(void);
+
+SODIUM_EXPORT
+int crypto_scalarmult_base(unsigned char *q, const unsigned char *n);
+
+/*
+ * NOTE: Do not use the result of this function directly.
+ *
+ * Hash the result with the public keys in order to compute a shared
+ * secret key: H(q || client_pk || server_pk)
+ *
+ * Or unless this is not an option, use the crypto_kx() API instead.
+ */
+SODIUM_EXPORT
+int crypto_scalarmult(unsigned char *q, const unsigned char *n,
+                      const unsigned char *p)
+            __attribute__ ((warn_unused_result));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif