62 lines
1.5 KiB
Go
62 lines
1.5 KiB
Go
/*
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Copyright 2021 Alibaba Group Holding Limited.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package common
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import (
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"encoding/binary"
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"fmt"
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"io"
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"strconv"
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"strings"
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)
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const (
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AffectedFiles = "AffectedFiles"
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)
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func ReadBytes(reader io.Reader, len uint64) ([]byte, error) {
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bytes := make([]byte, len)
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for readLen := uint64(0); readLen < len; {
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nowReadLen, err := reader.Read(bytes[readLen:])
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if nowReadLen == 0 {
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return bytes[:readLen], err
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}
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readLen += uint64(nowReadLen)
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}
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return bytes, nil
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}
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func ReadInt64(reader io.Reader) (int64, error) {
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bytes, err := ReadBytes(reader, 8)
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if err != nil {
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return int64(0), err
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}
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return int64(binary.BigEndian.Uint64(bytes)), nil
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}
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func ParseNetAddr(addr string) (string, int) {
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strs := strings.Split(strings.Trim(addr, " "), ":")
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if len(strs) != 2 {
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panic(fmt.Sprintf("invalid addr %s", addr))
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}
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port, err := strconv.Atoi(strs[1])
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if err != nil {
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panic(fmt.Sprintf("invalid addr %s %v", addr, err))
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}
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return strs[0], port
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}
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