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authordjm@openbsd.org <djm@openbsd.org>2022-10-28 02:41:17 +0200
committerDamien Miller <djm@mindrot.org>2022-10-28 03:46:59 +0200
commit7d00799c935271ce89300494c5677190779f6453 (patch)
tree14b674e5ef56ed3f05af8b38c446b8f1cf5c2f39 /ssh-ed25519.c
parentupstream: factor out key generation (diff)
downloadopenssh-7d00799c935271ce89300494c5677190779f6453.tar.xz
openssh-7d00799c935271ce89300494c5677190779f6453.zip
upstream: refactor sshkey_from_private()
feedback/ok markus@ OpenBSD-Commit-ID: e5dbe7a3545930c50f70ee75c867a1e08b382b53
Diffstat (limited to 'ssh-ed25519.c')
-rw-r--r--ssh-ed25519.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/ssh-ed25519.c b/ssh-ed25519.c
index f2a38c280..1b37760d0 100644
--- a/ssh-ed25519.c
+++ b/ssh-ed25519.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh-ed25519.c,v 1.14 2022/10/28 00:39:29 djm Exp $ */
+/* $OpenBSD: ssh-ed25519.c,v 1.15 2022/10/28 00:41:17 djm Exp $ */
/*
* Copyright (c) 2013 Markus Friedl <markus@openbsd.org>
*
@@ -76,6 +76,17 @@ ssh_ed25519_generate(struct sshkey *k, int bits)
return 0;
}
+static int
+ssh_ed25519_copy_public(const struct sshkey *from, struct sshkey *to)
+{
+ if (from->ed25519_pk == NULL)
+ return 0; /* XXX SSH_ERR_INTERNAL_ERROR ? */
+ if ((to->ed25519_pk = malloc(ED25519_PK_SZ)) == NULL)
+ return SSH_ERR_ALLOC_FAIL;
+ memcpy(to->ed25519_pk, from->ed25519_pk, ED25519_PK_SZ);
+ return 0;
+}
+
int
ssh_ed25519_sign(const struct sshkey *key, u_char **sigp, size_t *lenp,
const u_char *data, size_t datalen, u_int compat)
@@ -211,6 +222,7 @@ const struct sshkey_impl_funcs sshkey_ed25519_funcs = {
/* .equal = */ ssh_ed25519_equal,
/* .ssh_serialize_public = */ ssh_ed25519_serialize_public,
/* .generate = */ ssh_ed25519_generate,
+ /* .copy_public = */ ssh_ed25519_copy_public,
};
const struct sshkey_impl sshkey_ed25519_impl = {