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fix tls socket, add documentation

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ading2210 2024-03-07 12:16:28 -05:00
parent 155d5ea5b6
commit 53a474430a
4 changed files with 125 additions and 46 deletions
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68
client/javascript/tls_socket.js
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@ -1,11 +1,21 @@
//currently broken
class TLSSocket {
constructor(hostname, port, debug) {
constructor(hostname, port, options={}) {
check_loaded(true);
this.hostname = hostname;
this.port = port;
this.url = `https://${hostname}:${port}`;
this.debug = debug;
this.options = options;
this.onopen = () => {};
this.onerror = () => {};
this.onmessage = () => {};
this.onclose = () => {};
this.connected = false;
this.event_loop = null;
this.connect();
}
@ -13,48 +23,56 @@ class TLSSocket {
connect() {
let data_callback = () => {};
let finish_callback = (error, response_info) => {
this.status = this.OPEN;
if (error === 0) {
this.open_callback();
this.recv_loop();
this.connected = true;
this.event_loop = setInterval(() => {
let data = this.recv();
if (data != null) this.onmessage(data);
}, 0);
this.onopen();
}
else {
this.cleanup(error);
}
}
let options = {
let request_options = {
_connect_only: 1,
}
if (this.debug) options._libcurl_verbose = 1;
if (this.options.verbose) {
request_options._libcurl_verbose = 1;
}
this.http_handle = perform_request(this.url, options, data_callback, finish_callback, null);
this.http_handle = perform_request(this.url, request_options, data_callback, finish_callback, null);
}
custom_recv() {
recv() {
let buffer_size = 64*1024;
let result_ptr = _recv_from_socket(this.http_handle, buffer_size);
let data_ptr = _get_result_buffer(result_ptr);
let result_code = _get_result_code(result_ptr);
let result_closed = _get_result_closed(result_ptr);
if (result_code == 0) { //CURLE_OK - data received
if (_get_result_closed(result_ptr)) {
this.close_callback();
return;
}
if (result_code === 0 && !result_closed) { //CURLE_OK - data received
let data_size = _get_result_size(result_ptr);
let data_heap = Module.HEAPU8.subarray(data_ptr, data_ptr + data_size);
let data = new Uint8Array(data_heap);
this.onmessage(data)
}
else if (result_code === 0 && result_closed) {
this.cleanup();
}
let message_event = new MessageEvent("message", {data: data});
this.dispatchEvent(message_event);
else if (result_code != 81) {
this.cleanup(result_code);
}
_free(data_ptr);
_free(result_ptr);
}
custom_send(data_array) {
send(data_array) {
if (!this.connected) return;
let data_ptr = allocate_array(data_array);
let data_len = data_array.length;
_send_to_socket(this.http_handle, data_ptr, data_len);
@ -63,12 +81,20 @@ class TLSSocket {
cleanup(error=false) {
if (this.http_handle) _cleanup_handle(this.http_handle);
else return;
clearInterval(this.event_loop);
this.close_callback(error);
this.connected = false;
if (error) {
this.onerror(error);
}
else {
this.onclose();
}
}
custom_close() {
close() {
this.cleanup();
this.status = this.CLOSED;
}
}