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authortb <tb@openbsd.org>2019-03-17 18:17:44 +0000
committertb <tb@openbsd.org>2019-03-17 18:17:44 +0000
commit30ffc4574f4d62548fcb4f1527d68e920de17b92 (patch)
tree7de015372c158c935a5401f73c2712e8e64c56db /lib/libcrypto/evp/p_lib.c
parentProvide EVP_aes_{128,192,256}_wrap(). This is a compatible (diff)
downloadwireguard-openbsd-30ffc4574f4d62548fcb4f1527d68e920de17b92.tar.xz
wireguard-openbsd-30ffc4574f4d62548fcb4f1527d68e920de17b92.zip
Provide EVP_PKEY_get0_hmac(). From OpenSSL 1.1.1 which is still
freely licensed. From jsing
Diffstat (limited to 'lib/libcrypto/evp/p_lib.c')
-rw-r--r--lib/libcrypto/evp/p_lib.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/lib/libcrypto/evp/p_lib.c b/lib/libcrypto/evp/p_lib.c
index 0e4c38e2188..13a9d65f28b 100644
--- a/lib/libcrypto/evp/p_lib.c
+++ b/lib/libcrypto/evp/p_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: p_lib.c,v 1.24 2018/05/30 15:40:50 tb Exp $ */
+/* $OpenBSD: p_lib.c,v 1.25 2019/03/17 18:17:45 tb Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
@@ -282,6 +282,22 @@ EVP_PKEY_get0(const EVP_PKEY *pkey)
return pkey->pkey.ptr;
}
+const unsigned char *
+EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len)
+{
+ ASN1_OCTET_STRING *os;
+
+ if (pkey->type != EVP_PKEY_HMAC) {
+ EVPerror(EVP_R_EXPECTING_AN_HMAC_KEY);
+ return NULL;
+ }
+
+ os = EVP_PKEY_get0(pkey);
+ *len = os->length;
+
+ return os->data;
+}
+
#ifndef OPENSSL_NO_RSA
RSA *
EVP_PKEY_get0_RSA(EVP_PKEY *pkey)