implement mceliece6960119

Author: whyvl

kem/mceliece/gen.go

@@ -80,6 +80,14 @@ var (
 		SysN:           6688,
 		SysT:           128,
 	}
+	McElieceParam6960119 = Param{
+		Gf:             "gf8192",
+		PublicKeySize:  1047319,
+		PrivateKeySize: 13948,
+		CiphertextSize: 226,
+		SysN:           6960,
+		SysT:           119,
+	}
 	McElieceParam8192128 = Param{
 		Gf:             "gf8192",
 		PublicKeySize:  1357824,
@@ -95,6 +103,7 @@ var (
 		{Name: "mceliece460896f", Param: McElieceParam460896},
 		{Name: "mceliece6688128", Param: McElieceParam6688128},
 		{Name: "mceliece6688128f", Param: McElieceParam6688128},
+		{Name: "mceliece6960119", Param: McElieceParam6960119},
 		{Name: "mceliece8192128", Param: McElieceParam8192128},
 		{Name: "mceliece8192128f", Param: McElieceParam8192128},
 	}
@@ -105,6 +114,7 @@ var (
 func main() {
 	generateTemplateFilesIf("templates/benes_348864.templ.go", "benes", func(m Instance) bool { return m.Is348864() })
 	generateTemplateFilesIf("templates/benes_other.templ.go", "benes", func(m Instance) bool { return !m.Is348864() })
+	generateTemplateFilesIf("templates/operations_6960119.templ.go", "operations", func(m Instance) bool { return m.Is6960119() })
 	generateTemplateFiles("templates/mceliece.templ.go", "mceliece")
 	generateTemplateFiles("templates/pk_gen.templ.go", "pk_gen")
 }

kem/mceliece/kat_test.go

@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"github.com/cloudflare/circl/internal/nist"
+	"github.com/cloudflare/circl/internal/test"
 	"github.com/cloudflare/circl/kem/schemes"
 )
 
@@ -25,6 +26,7 @@ func TestPQCgenKATKem(t *testing.T) {
 		{"mceliece460896f", "c7feca45bbeeaa6c3969f1344f8cfff3e6b09b5c7c642ff5d76f51cfbf8ddd90"},
 		{"mceliece6688128", "ed7e195667f6d56f0ec33917edf5bdb2902b61f50761ca2ef17be2721365fb9a"},
 		{"mceliece6688128f", "fa3e762d466b1f39850c2b543dc3d38714c28ecc096d5ba2fa07a9d8ac6910b1"},
+		{"mceliece6960119", "99dbab3fe1bed15c6707888d6cac01f3f7fe35302536e6403975f6044059df29"},
 		{"mceliece8192128", "1208af7d036c256eb0d373e237a0b74c2aae22e9724c2d230c6f1072ebab20c0"},
 		{"mceliece8192128f", "66566cb42f443adf8c60d2f9ec8551996746819874cd4bb7fd85701bbe8f73b1"},
 	}
@@ -66,10 +68,16 @@ func testPQCgenKATKem(t *testing.T, name, expected string) {
 		pk, sk := scheme.DeriveKeyPair(kseed)
 		ppk, _ := pk.MarshalBinary()
 		psk, _ := sk.MarshalBinary()
-		ct, ss, _ := scheme.EncapsulateDeterministically(pk, seed[:])
-		ss2, _ := scheme.Decapsulate(sk, ct)
+		ct, ss, err := scheme.EncapsulateDeterministically(pk, seed[:])
+		if err != nil {
+			t.Fatal(err)
+		}
+		ss2, err := scheme.Decapsulate(sk, ct)
+		if err != nil {
+			t.Fatal(err)
+		}
 		if !bytes.Equal(ss, ss2) {
-			t.Fatal()
+			test.ReportError(t, fmt.Sprintf("%X", ss2), fmt.Sprintf("%X", ss))
 		}
 		fmt.Fprintf(f, "pk = %X\n", ppk)
 		fmt.Fprintf(f, "sk = %X\n", psk)