Add the SM4 block cipher from the Chinese standard GB/T 32907-2016.

This is an ISC licensed version based on the sources by Ribose Inc
that were ported to OpenSSL in 2017.

Patch from Daniel Wyatt with minor tweaks.
ok inoguchi, jsing

1 files changed, 16 insertions, 0 deletions

diff --git a/src/lib/libcrypto/objects/objects.txt b/src/lib/libcrypto/objects/objects.txt
index cf5fe69370..7aefca0b4a 100644
--- a/src/lib/libcrypto/objects/objects.txt
+++ b/src/lib/libcrypto/objects/objects.txt
@@ -1290,6 +1290,22 @@ kisa 1 5                : SEED-CFB      : seed-cfb
 !Cname seed-ofb128
 kisa 1 6                : SEED-OFB      : seed-ofb
 
+# Definitions for SM4 cipher
+
+member-body 156         : ISO-CN        : ISO CN Member Body
+ISO-CN 10197            : oscca
+oscca 1                 : sm-scheme
+
+sm-scheme 104 1         : SM4-ECB       : sm4-ecb
+sm-scheme 104 2         : SM4-CBC       : sm4-cbc
+!Cname sm4-ofb128
+sm-scheme 104 3         : SM4-OFB       : sm4-ofb
+!Cname sm4-cfb128
+sm-scheme 104 4         : SM4-CFB       : sm4-cfb
+sm-scheme 104 5         : SM4-CFB1      : sm4-cfb1
+sm-scheme 104 6         : SM4-CFB8      : sm4-cfb8
+sm-scheme 104 7         : SM4-CTR       : sm4-ctr
+
 # There is no OID that just denotes "HMAC" oddly enough...
 
                         : HMAC                          : hmac