GO語言"encoding/pem"包中"Decode"函數的用法及代碼示例。
用法:
func Decode(data []byte)(p *Block, rest []byte)
解碼將在輸入中找到下一個 PEM 格式的塊(證書、私鑰等)。它返回該塊和輸入的其餘部分。如果沒有找到 PEM 數據,則 p 為 nil,並且整個輸入以靜止狀態返回。
例子:
package main
import (
"crypto/x509"
"encoding/pem"
"fmt"
"log"
)
func main() {
var pubPEMData = []byte(`
-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----
and some more`)
block, rest := pem.Decode(pubPEMData)
if block == nil || block.Type != "PUBLIC KEY" {
log.Fatal("failed to decode PEM block containing public key")
}
pub, err := x509.ParsePKIXPublicKey(block.Bytes)
if err != nil {
log.Fatal(err)
}
fmt.Printf("Got a %T, with remaining data: %q", pub, rest)
}
輸出:
Got a *rsa.PublicKey, with remaining data: "and some more"
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注:本文由純淨天空篩選整理自golang.google.cn大神的英文原創作品 Decode。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。