update to round 4 specification

Author: whyvl

kem/mceliece/gen.go

@@ -60,39 +60,39 @@ var (
 		Gf:             "gf4096",
 		PublicKeySize:  261120,
 		PrivateKeySize: 6492,
-		CiphertextSize: 128,
+		CiphertextSize: 96,
 		SysN:           3488,
 		SysT:           64,
 	}
 	McElieceParam460896 = Param{
 		Gf:             "gf8192",
 		PublicKeySize:  524160,
 		PrivateKeySize: 13608,
-		CiphertextSize: 188,
+		CiphertextSize: 156,
 		SysN:           4608,
 		SysT:           96,
 	}
 	McElieceParam6688128 = Param{
 		Gf:             "gf8192",
 		PublicKeySize:  1044992,
 		PrivateKeySize: 13932,
-		CiphertextSize: 240,
+		CiphertextSize: 208,
 		SysN:           6688,
 		SysT:           128,
 	}
 	McElieceParam6960119 = Param{
 		Gf:             "gf8192",
 		PublicKeySize:  1047319,
 		PrivateKeySize: 13948,
-		CiphertextSize: 226,
+		CiphertextSize: 194,
 		SysN:           6960,
 		SysT:           119,
 	}
 	McElieceParam8192128 = Param{
 		Gf:             "gf8192",
 		PublicKeySize:  1357824,
 		PrivateKeySize: 14120,
-		CiphertextSize: 240,
+		CiphertextSize: 208,
 		SysN:           8192,
 		SysT:           128,
 	}

kem/mceliece/kat_test.go

@@ -20,16 +20,16 @@ func TestPQCgenKATKem(t *testing.T) {
 		want string
 	}{
 		// Computed from reference implementation
-		{"mceliece348864", "083224b827fc165a0f0e395e1905d7056ca309bf88a84c9b21ca658eddcbf140"},
-		{"mceliece348864f", "0846f26726d7b3bdf6fa68c886ed2079890714a7ffb4923ba8508aad93505a86"},
-		{"mceliece460896", "ef97c4eaf801982a5acd253f012eafc10d92034f5ec92e097a71e1ae860b26ae"},
-		{"mceliece460896f", "c7feca45bbeeaa6c3969f1344f8cfff3e6b09b5c7c642ff5d76f51cfbf8ddd90"},
-		{"mceliece6688128", "ed7e195667f6d56f0ec33917edf5bdb2902b61f50761ca2ef17be2721365fb9a"},
-		{"mceliece6688128f", "fa3e762d466b1f39850c2b543dc3d38714c28ecc096d5ba2fa07a9d8ac6910b1"},
-		{"mceliece6960119", "99dbab3fe1bed15c6707888d6cac01f3f7fe35302536e6403975f6044059df29"},
-		{"mceliece6960119f", "56a1bccbc9c1197476f3bb55d31b7a41794134ed68977a756dba9e6125c4d104"},
-		{"mceliece8192128", "1208af7d036c256eb0d373e237a0b74c2aae22e9724c2d230c6f1072ebab20c0"},
-		{"mceliece8192128f", "66566cb42f443adf8c60d2f9ec8551996746819874cd4bb7fd85701bbe8f73b1"},
+		{"mceliece348864f", "d0d5ea348a181740862dcc8476ff7d00ce44d1c6e36b2145289d97f580f2cd7d"},
+		{"mceliece348864", "76351ed2e95a616ca76230bac579cead21012d89181c7398381d0bbe904ab92c"},
+		{"mceliece460896f", "552da50baff2666db7b64486c88da4e2b65b25c3d5424be682ca08ffce15a356"},
+		{"mceliece460896", "fd785edfe1b721fb24fe159cb9f30cc17daec3d188d59a4bf47a83388880192e"},
+		{"mceliece6688128f", "7b64c9882a00bc984e0ca9d3748d0b1bd9215d1bcf921643ee88d28d539303d8"},
+		{"mceliece6688128", "3f926328959729c61a11b11ab6326246a42d9b3e76943bba2625342ea33723e2"},
+		{"mceliece6960119f", "d6d3e929ff505108fd545d14df5f5bac234cd6d882f0eed3fd628f122e3093c6"},
+		{"mceliece6960119", "e4d608fa9795c1a1704709ab9df3940ae1dbf0f708cc0dbdf76c8f3173088e46"},
+		{"mceliece8192128f", "3fdb40d47705829c16de4fb5a81f7c095eb4dadc306cfc2c89eff2f483c42402"},
+		{"mceliece8192128", "beb28fc0d1555a0028afeb6ebc72b8337f424a826be3d49b47759b8bda50db90"},
 	}
 
 	for _, kat := range kats {