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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:26:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:26:58 +0000
commit999ae6be3243c7b4a815247199447b53c39a3d65 (patch)
tree1f35b42b5e5f462d35ba452e4dcfa188ce0543fd /ge25519.h
parentInitial commit. (diff)
downloadopenssh-999ae6be3243c7b4a815247199447b53c39a3d65.tar.xz
openssh-999ae6be3243c7b4a815247199447b53c39a3d65.zip
Adding upstream version 1:7.9p1.upstream/1%7.9p1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'ge25519.h')
-rw-r--r--ge25519.h43
1 files changed, 43 insertions, 0 deletions
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+/* $OpenBSD: ge25519.h,v 1.4 2015/02/16 18:26:26 miod Exp $ */
+
+/*
+ * Public Domain, Authors: Daniel J. Bernstein, Niels Duif, Tanja Lange,
+ * Peter Schwabe, Bo-Yin Yang.
+ * Copied from supercop-20130419/crypto_sign/ed25519/ref/ge25519.h
+ */
+
+#ifndef GE25519_H
+#define GE25519_H
+
+#include "fe25519.h"
+#include "sc25519.h"
+
+#define ge25519 crypto_sign_ed25519_ref_ge25519
+#define ge25519_base crypto_sign_ed25519_ref_ge25519_base
+#define ge25519_unpackneg_vartime crypto_sign_ed25519_ref_unpackneg_vartime
+#define ge25519_pack crypto_sign_ed25519_ref_pack
+#define ge25519_isneutral_vartime crypto_sign_ed25519_ref_isneutral_vartime
+#define ge25519_double_scalarmult_vartime crypto_sign_ed25519_ref_double_scalarmult_vartime
+#define ge25519_scalarmult_base crypto_sign_ed25519_ref_scalarmult_base
+
+typedef struct
+{
+ fe25519 x;
+ fe25519 y;
+ fe25519 z;
+ fe25519 t;
+} ge25519;
+
+extern const ge25519 ge25519_base;
+
+int ge25519_unpackneg_vartime(ge25519 *r, const unsigned char p[32]);
+
+void ge25519_pack(unsigned char r[32], const ge25519 *p);
+
+int ge25519_isneutral_vartime(const ge25519 *p);
+
+void ge25519_double_scalarmult_vartime(ge25519 *r, const ge25519 *p1, const sc25519 *s1, const ge25519 *p2, const sc25519 *s2);
+
+void ge25519_scalarmult_base(ge25519 *r, const sc25519 *s);
+
+#endif