initial addition of essential crypto, encoders, workflows and LLM instructions

pkg/crypto/ec/error.go

@@ -0,0 +1,24 @@
+// Copyright (c) 2013-2021 The btcsuite developers
+// Copyright (c) 2015-2021 The Decred developers
+
+package btcec
+
+import (
+	"next.orly.dev/pkg/crypto/ec/secp256k1"
+)
+
+// Error identifies an error related to public key cryptography using a
+// sec256k1 curve. It has full support for errors.Is and errors.As, so the
+// caller can ascertain the specific reason for the error by checking the
+// underlying error.
+type Error = secp256k1.Error
+
+// ErrorKind identifies a kind of error. It has full support for errors.Is and
+// errors.As, so the caller can directly check against an error kind when
+// determining the reason for an error.
+type ErrorKind = secp256k1.ErrorKind
+
+// makeError creates an secp256k1.Error given a set of arguments.
+func makeError(kind ErrorKind, desc string) Error {
+	return Error{Err: kind, Description: desc}
+}