Add m-esr52 at 52.6.0

1 files changed, 60 insertions, 0 deletions

diff --git a/security/nss/lib/freebl/ecl/ecl.h b/security/nss/lib/freebl/ecl/ecl.h
new file mode 100644
index 000000000..ddcbb1f3a
--- /dev/null
+++ b/security/nss/lib/freebl/ecl/ecl.h
@@ -0,0 +1,60 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Although this is not an exported header file, code which uses elliptic
+ * curve point operations will need to include it. */
+
+#ifndef __ecl_h_
+#define __ecl_h_
+
+#include "blapi.h"
+#include "ecl-exp.h"
+#include "mpi.h"
+
+struct ECGroupStr;
+typedef struct ECGroupStr ECGroup;
+
+/* Construct ECGroup from hexadecimal representations of parameters. */
+ECGroup *ECGroup_fromHex(const ECCurveParams *params);
+
+/* Construct ECGroup from named parameters. */
+ECGroup *ECGroup_fromName(const ECCurveName name);
+
+/* Free an allocated ECGroup. */
+void ECGroup_free(ECGroup *group);
+
+/* Construct ECCurveParams from an ECCurveName */
+ECCurveParams *EC_GetNamedCurveParams(const ECCurveName name);
+
+/* Duplicates an ECCurveParams */
+ECCurveParams *ECCurveParams_dup(const ECCurveParams *params);
+
+/* Free an allocated ECCurveParams */
+void EC_FreeCurveParams(ECCurveParams *params);
+
+/* Elliptic curve scalar-point multiplication. Computes Q(x, y) = k * P(x,
+ * y).  If x, y = NULL, then P is assumed to be the generator (base point)
+ * of the group of points on the elliptic curve. Input and output values
+ * are assumed to be NOT field-encoded. */
+mp_err ECPoint_mul(const ECGroup *group, const mp_int *k, const mp_int *px,
+                   const mp_int *py, mp_int *qx, mp_int *qy);
+
+/* Elliptic curve scalar-point multiplication. Computes Q(x, y) = k1 * G +
+ * k2 * P(x, y), where G is the generator (base point) of the group of
+ * points on the elliptic curve. Input and output values are assumed to
+ * be NOT field-encoded. */
+mp_err ECPoints_mul(const ECGroup *group, const mp_int *k1,
+                    const mp_int *k2, const mp_int *px, const mp_int *py,
+                    mp_int *qx, mp_int *qy);
+
+/* Validates an EC public key as described in Section 5.2.2 of X9.62.
+ * Returns MP_YES if the public key is valid, MP_NO if the public key
+ * is invalid, or an error code if the validation could not be
+ * performed. */
+mp_err ECPoint_validate(const ECGroup *group, const mp_int *px, const mp_int *py);
+
+SECStatus ec_Curve25519_pt_mul(SECItem *X, SECItem *k, SECItem *P);
+SECStatus ec_Curve25519_pt_validate(const SECItem *px);
+
+#endif /* __ecl_h_ */