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29 lines
840 B
29 lines
840 B
10 years ago
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Golang project:
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// https://github.com/golang/go/blob/master/LICENSE
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// Using this part of Minio codebase under the license
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// Apache License Version 2.0 with modifications
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// Package crc32 implements the 32-bit cyclic redundancy check, or CRC-32,
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// checksum. See http://en.wikipedia.org/wiki/Cyclic_redundancy_check for
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// information.
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10 years ago
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package crc32c
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// #include <stdint.h>
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// uint32_t crc32c_pcl(uint8_t *buf, int32_t len, uint32_t prev_crc);
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import "C"
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import (
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"unsafe"
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)
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func updateCastanagoliPCL(crc uint32, p []byte) uint32 {
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if len(p) == 0 {
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return 0
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}
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return uint32(C.crc32c_pcl((*C.uint8_t)(unsafe.Pointer(&p[0])), C.int32_t(len(p)), C.uint32_t(crc)))
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}
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