luzifer/wasm-openssl
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Migrate to Go1.12 & go-openssl.v3

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Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
Knut Ahlers 2019-08-24 17:11:28 +02:00
parent 05a207d683
commit dcb7ab36cf
Signed by: luzifer
GPG Key ID: DC2729FDD34BE99E
1 changed files with 15 additions and 11 deletions
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26
main.go
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@ -4,12 +4,14 @@ import (
"fmt" "fmt"
"syscall/js" "syscall/js"
openssl "github.com/Luzifer/go-openssl" openssl "github.com/Luzifer/go-openssl/v3"
) )
var defaultKDF = openssl.DigestSHA256Sum
func main() { func main() {
js.Global().Set("opensslDecrypt", js.NewCallback(decrypt)) js.Global().Set("opensslDecrypt", js.FuncOf(decrypt))
js.Global().Set("opensslEncrypt", js.NewCallback(encrypt)) js.Global().Set("opensslEncrypt", js.FuncOf(encrypt))
// Trigger custom "event" // Trigger custom "event"
if js.Global().Get("opensslLoaded").Type() == js.TypeFunction { if js.Global().Get("opensslLoaded").Type() == js.TypeFunction {
@ -19,10 +21,10 @@ func main() {
<-make(chan struct{}, 0) <-make(chan struct{}, 0)
} }
func decrypt(i []js.Value) { func decrypt(this js.Value, i []js.Value) interface{} {
if len(i) != 3 { if len(i) != 3 {
println("decrypt requires 3 arguments") println("decrypt requires 3 arguments")
return return nil
} }
var ( var (
@ -32,19 +34,20 @@ func decrypt(i []js.Value) {
) )
o := openssl.New() o := openssl.New()
plaintext, err := o.DecryptString(password, ciphertext) plaintext, err := o.DecryptBytes(password, []byte(ciphertext), defaultKDF)
if err != nil { if err != nil {
callback.Invoke(nil, fmt.Sprintf("decrypt failed: %s", err)) callback.Invoke(nil, fmt.Sprintf("decrypt failed: %s", err))
return return nil
} }
callback.Invoke(string(plaintext), nil) callback.Invoke(string(plaintext), nil)
return nil
} }
func encrypt(i []js.Value) { func encrypt(this js.Value, i []js.Value) interface{} {
if len(i) != 3 { if len(i) != 3 {
println("encrypt requires 3 arguments") println("encrypt requires 3 arguments")
return return nil
} }
var ( var (
@ -54,11 +57,12 @@ func encrypt(i []js.Value) {
) )
o := openssl.New() o := openssl.New()
ciphertext, err := o.EncryptString(password, plaintext) ciphertext, err := o.EncryptBytes(password, []byte(plaintext), defaultKDF)
if err != nil { if err != nil {
callback.Invoke(nil, fmt.Sprintf("encrypt failed: %s", err)) callback.Invoke(nil, fmt.Sprintf("encrypt failed: %s", err))
return return nil
} }
callback.Invoke(string(ciphertext), nil) callback.Invoke(string(ciphertext), nil)
return nil
} }