crypto: testmgr - Added testvectors for the rfc3686(ctr(sm4)) skcipher

Added testvectors for the rfc3686(ctr(sm4)) skcipher algorithm

changes since v1:
- nothing
Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/testmgr.c

@@ -4846,6 +4846,12 @@ static const struct alg_test_desc alg_test_descs[] = {
 		.suite = {
 			.cipher = __VECS(aes_ctr_rfc3686_tv_template)
 		}
+	}, {
+		.alg = "rfc3686(ctr(sm4))",
+		.test = alg_test_skcipher,
+		.suite = {
+			.cipher = __VECS(sm4_ctr_rfc3686_tv_template)
+		}
 	}, {
 		.alg = "rfc4106(gcm(aes))",
 		.generic_driver = "rfc4106(gcm_base(ctr(aes-generic),ghash-generic))",

crypto/testmgr.h

@@ -11902,6 +11902,35 @@ static const struct cipher_testvec sm4_ctr_tv_template[] = {
 	}
 };
 
+static const struct cipher_testvec sm4_ctr_rfc3686_tv_template[] = {
+	{
+		.key	= "\xae\x68\x52\xf8\x12\x10\x67\xcc"
+			  "\x4b\xf7\xa5\x76\x55\x77\xf3\x9e"
+			  "\x00\x00\x00\x30",
+		.klen	= 20,
+		.iv	= "\x00\x00\x00\x00\x00\x00\x00\x00",
+		.ptext	= "Single block msg",
+		.ctext	= "\x20\x9b\x77\x31\xd3\x65\xdb\xab"
+			  "\x9e\x48\x74\x7e\xbd\x13\x83\xeb",
+		.len	= 16,
+	}, {
+		.key	= "\x7e\x24\x06\x78\x17\xfa\xe0\xd7"
+			  "\x43\xd6\xce\x1f\x32\x53\x91\x63"
+			  "\x00\x6c\xb6\xdb",
+		.klen	= 20,
+		.iv	= "\xc0\x54\x3b\x59\xda\x48\xd9\x0b",
+		.ptext	= "\x00\x01\x02\x03\x04\x05\x06\x07"
+			  "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
+			  "\x10\x11\x12\x13\x14\x15\x16\x17"
+			  "\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f",
+		.ctext	= "\x33\xe0\x28\x01\x92\xed\xc9\x1e"
+			  "\x97\x35\xd9\x4a\xec\xd4\xbc\x23"
+			  "\x4f\x35\x9f\x1c\x55\x1f\xe0\x27"
+			  "\xe0\xdf\xc5\x43\xbc\xb0\x23\x94",
+		.len	= 32,
+	}
+};
+
 static const struct cipher_testvec sm4_ofb_tv_template[] = {
 	{ /* From: draft-ribose-cfrg-sm4-02, paragraph 12.2.3 */
 		.key	= "\x01\x23\x45\x67\x89\xab\xcd\xef"