build: separate compiler and libs

compiler/internal/lib/crypto/sha512/sha512.go

@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sha512
+
+// llgo:skipall
+import (
+	"crypto"
+	"hash"
+	"unsafe"
+
+	"github.com/goplus/llgo/c"
+	"github.com/goplus/llgo/c/openssl"
+)
+
+func init() {
+	crypto.RegisterHash(crypto.SHA384, New384)
+	crypto.RegisterHash(crypto.SHA512, New)
+	crypto.RegisterHash(crypto.SHA512_224, New512_224)
+	crypto.RegisterHash(crypto.SHA512_256, New512_256)
+}
+
+const (
+	// Size is the size, in bytes, of a SHA-512 checksum.
+	Size = 64
+
+	// Size224 is the size, in bytes, of a SHA-512/224 checksum.
+	Size224 = 28
+
+	// Size256 is the size, in bytes, of a SHA-512/256 checksum.
+	Size256 = 32
+
+	// Size384 is the size, in bytes, of a SHA-384 checksum.
+	Size384 = 48
+
+	// BlockSize is the block size, in bytes, of the SHA-512/224,
+	// SHA-512/256, SHA-384 and SHA-512 hash functions.
+	BlockSize = 128
+)
+
+type digest512 struct {
+	ctx openssl.SHA512_CTX
+}
+
+func (d *digest512) Size() int { return Size }
+
+func (d *digest512) BlockSize() int { return BlockSize }
+
+func (d *digest512) Reset() {
+	d.ctx.Init()
+}
+
+func (d *digest512) Write(p []byte) (nn int, err error) {
+	d.ctx.UpdateBytes(p)
+	return len(p), nil
+}
+
+func (d *digest512) Sum(in []byte) []byte {
+	hash := (*[Size]byte)(c.Alloca(Size))
+	d.ctx.Final((*byte)(unsafe.Pointer(hash)))
+	return append(in, hash[:]...)
+}
+
+func New() hash.Hash {
+	d := new(digest512)
+	d.ctx.Init()
+	return d
+}
+
+func Sum512(data []byte) (ret [Size]byte) {
+	openssl.SHA512Bytes(data, &ret[0])
+	return
+}
+
+func New512_224() hash.Hash {
+	panic("todo: crypto/sha512.New512_224")
+}
+
+func Sum512_224(data []byte) [Size224]byte {
+	panic("todo: crypto/sha512.Sum512_224")
+}
+
+func New512_256() hash.Hash {
+	panic("todo: crypto/sha512.New512_256")
+}
+
+func Sum512_256(data []byte) [Size256]byte {
+	panic("todo: crypto/sha512.Sum512_256")
+}