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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| wasm_exec.js | ||
| *.wasm |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| export function encrypt(payload: string, key: object): Promise<string> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| import wasm from "./jwe.wasm?url"; | ||
|
|
||
| import("./wasm_exec.js").then(() => { | ||
| const go = new Go(); | ||
| void WebAssembly.instantiateStreaming(fetch(wasm), go.importObject).then((obj) => { | ||
| return go.run(obj.instance); | ||
| }); | ||
| }); | ||
|
|
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| export const encrypt = async (payload, key) => { | ||
| return await jweEncrypt(payload, JSON.stringify(key)); | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| //go:build wasm | ||
|
|
||
| package main | ||
|
|
||
| import ( | ||
| "syscall/js" | ||
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| "github.com/lestrrat-go/jwx/v2/jwa" | ||
| "github.com/lestrrat-go/jwx/v2/jwe" | ||
| "github.com/lestrrat-go/jwx/v2/jwk" | ||
| ) | ||
|
|
||
| func main() { | ||
| js.Global().Set("jweEncrypt", js.FuncOf(func(this js.Value, args []js.Value) any { | ||
| if len(args) != 2 { | ||
| return nil | ||
| } | ||
| ret, err := encrypt(args[0].String(), args[1].String()) | ||
| if err != nil { | ||
| return nil | ||
| } | ||
| return ret | ||
| })) | ||
|
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| select {} | ||
| } | ||
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| func encrypt(payload string, kjson string) (string, error) { | ||
| key, err := jwk.ParseKey([]byte(kjson)) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
|
|
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| pubKey, err := key.PublicKey() | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
|
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| ret, err := jwe.Encrypt( | ||
| []byte(payload), | ||
| jwe.WithKey(key.Algorithm(), pubKey), | ||
| jwe.WithContentEncryption(jwa.A256GCM), | ||
| ) | ||
|
|
||
| if err != nil { | ||
| return "", err | ||
| } | ||
|
|
||
| return string(ret), nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| { | ||
| "name": "@innoai-tech/jwe", | ||
| "version": "0.1.1", | ||
| "type": "module", | ||
| "exports": { | ||
| ".": { | ||
| "import": { | ||
| "types": "./index.d.ts", | ||
| "default": "./index.mjs" | ||
| } | ||
| } | ||
| }, | ||
| "files": [ | ||
| "index.d.ts", | ||
| "index.mjs", | ||
| "wasm_exec.js", | ||
| "jwe.wasm" | ||
| ], | ||
| "scripts": { | ||
| "cp:wasm_exec": "cp $(go env GOROOT)/misc/wasm/wasm_exec.js ./wasm_exec.js", | ||
| "build:wasm": "GOOS=js GOARCH=wasm go build -o jwe.wasm main.go", | ||
| "build": "bun run build:wasm && bun run cp:wasm_exec", | ||
| "prepublishOnly": "bun run build" | ||
| } | ||
| } |