1 // Copyright 2016 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package pem_test 6 7 import ( 8 "crypto/x509" 9 "encoding/pem" 10 "fmt" 11 "log" 12 ) 13 14 func ExampleDecode() { 15 var pubPEMData = []byte(` 16 -----BEGIN PUBLIC KEY----- 17 MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAlRuRnThUjU8/prwYxbty 18 WPT9pURI3lbsKMiB6Fn/VHOKE13p4D8xgOCADpdRagdT6n4etr9atzDKUSvpMtR3 19 CP5noNc97WiNCggBjVWhs7szEe8ugyqF23XwpHQ6uV1LKH50m92MbOWfCtjU9p/x 20 qhNpQQ1AZhqNy5Gevap5k8XzRmjSldNAFZMY7Yv3Gi+nyCwGwpVtBUwhuLzgNFK/ 21 yDtw2WcWmUU7NuC8Q6MWvPebxVtCfVp/iQU6q60yyt6aGOBkhAX0LpKAEhKidixY 22 nP9PNVBvxgu3XZ4P36gZV6+ummKdBVnc3NqwBLu5+CcdRdusmHPHd5pHf4/38Z3/ 23 6qU2a/fPvWzceVTEgZ47QjFMTCTmCwNt29cvi7zZeQzjtwQgn4ipN9NibRH/Ax/q 24 TbIzHfrJ1xa2RteWSdFjwtxi9C20HUkjXSeI4YlzQMH0fPX6KCE7aVePTOnB69I/ 25 a9/q96DiXZajwlpq3wFctrs1oXqBp5DVrCIj8hU2wNgB7LtQ1mCtsYz//heai0K9 26 PhE4X6hiE0YmeAZjR0uHl8M/5aW9xCoJ72+12kKpWAa0SFRWLy6FejNYCYpkupVJ 27 yecLk/4L1W0l6jQQZnWErXZYe0PNFcmwGXy1Rep83kfBRNKRy5tvocalLlwXLdUk 28 AIU+2GKjyT3iMuzZxxFxPFMCAwEAAQ== 29 -----END PUBLIC KEY----- 30 and some more`) 31 32 block, rest := pem.Decode(pubPEMData) 33 if block == nil || block.Type != "PUBLIC KEY" { 34 log.Fatal("failed to decode PEM block containing public key") 35 } 36 37 pub, err := x509.ParsePKIXPublicKey(block.Bytes) 38 if err != nil { 39 log.Fatal(err) 40 } 41 42 fmt.Printf("Got a %T, with remaining data: %q", pub, rest) 43 // Output: Got a *rsa.PublicKey, with remaining data: "and some more" 44 } 45
