oppi.li
porting all github actions from bluesky-social/indigo to tangled CI
bnewbold.net
1package crypto
2
3import (
4 "encoding/base64"
5 "fmt"
6)
7
8func ExamplePublicKey() {
9 pub, err := ParsePublicDIDKey("did:key:zDnaembgSGUhZULN2Caob4HLJPaxBh92N7rtH21TErzqf8HQo")
10 if err != nil {
11 panic("failed to parse did:key")
12 }
13
14 // parse existing base64 message and signature to raw bytes
15 msg, _ := base64.RawStdEncoding.DecodeString("oWVoZWxsb2V3b3JsZA")
16 sig, _ := base64.RawStdEncoding.DecodeString("2vZNsG3UKvvO/CDlrdvyZRISOFylinBh0Jupc6KcWoJWExHptCfduPleDbG3rko3YZnn9Lw0IjpixVmexJDegg")
17 if err = pub.HashAndVerify(msg, sig); err != nil {
18 fmt.Println("Verification Failed")
19 } else {
20 fmt.Println("Success!")
21 }
22 // Output: Success!
23}
24
25func ExamplePrivateKey() {
26 // create secure private key, and corresponding public key
27 priv, err := GeneratePrivateKeyK256()
28 if err != nil {
29 panic("failed to generate key")
30 }
31 pub, err := priv.PublicKey()
32 if err != nil {
33 panic("failed to get public key")
34 }
35
36 // sign a message
37 msg := []byte("hello world")
38 sig, _ := priv.HashAndSign(msg)
39
40 // verify the message
41 if err = pub.HashAndVerify(msg, sig); err != nil {
42 fmt.Println("Verification Failed")
43 } else {
44 fmt.Println("Success!")
45 }
46 // Output: Success!
47}