졸리운_곰 · adrianmay · on Oct 1, 2021 · octopoulos · on Apr 11, 2022
diff --git a/main.cpp b/main.cpp
 // $ em++ -lwebsocket.js -o index.html main.cpp
  
 #include <emscripten/emscripten.h>
 #include <emscripten/websocket.h>
 #include <stdio.h>
  
 EM_BOOL onopen(int eventType, const EmscriptenWebSocketOpenEvent *websocketEvent, void *userData) {
 puts("onopen");
  
 EMSCRIPTEN_RESULT result;
 result = emscripten_websocket_send_utf8_text(websocketEvent->socket, "hoge");
 if (result) {
 printf("Failed to emscripten_websocket_send_utf8_text(): %d\n", result);
 }
 return EM_TRUE;
 }
 EM_BOOL onerror(int eventType, const EmscriptenWebSocketErrorEvent *websocketEvent, void *userData) {
 puts("onerror");
  
 return EM_TRUE;
 }
 EM_BOOL onclose(int eventType, const EmscriptenWebSocketCloseEvent *websocketEvent, void *userData) {
 puts("onclose");
  
 return EM_TRUE;
 }
 EM_BOOL onmessage(int eventType, const EmscriptenWebSocketMessageEvent *websocketEvent, void *userData) {
 puts("onmessage");
 if (websocketEvent->isText) {
 // For only ascii chars.
 printf("message: %s\n", websocketEvent->data);
 }
  
 EMSCRIPTEN_RESULT result;
 result = emscripten_websocket_close(websocketEvent->socket, 1000, "no reason");
 if (result) {
 printf("Failed to emscripten_websocket_close(): %d\n", result);
 }
 return EM_TRUE;
 }
  
 int main() {
 if (!emscripten_websocket_is_supported()) {
 return 0;
 }
 EmscriptenWebSocketCreateAttributes ws_attrs = {
 "wss://echo.websocket.org",
 NULL,
 EM_TRUE
 };
  
 EMSCRIPTEN_WEBSOCKET_T ws = emscripten_websocket_new(&ws_attrs);
 emscripten_websocket_set_onopen_callback(ws, NULL, onopen);
 emscripten_websocket_set_onerror_callback(ws, NULL, onerror);
 emscripten_websocket_set_onclose_callback(ws, NULL, onclose);
 emscripten_websocket_set_onmessage_callback(ws, NULL, onmessage);
 }
	// $ em++ -lwebsocket.js -o index.html main.cpp

	#include <emscripten/emscripten.h>
	#include <emscripten/websocket.h>
	#include <stdio.h>

	EM_BOOL onopen(int eventType, const EmscriptenWebSocketOpenEvent websocketEvent, void userData) {
	puts("onopen");

	EMSCRIPTEN_RESULT result;
	result = emscripten_websocket_send_utf8_text(websocketEvent->socket, "hoge");
	if (result) {
	printf("Failed to emscripten_websocket_send_utf8_text(): %d\n", result);
	}
	return EM_TRUE;
	}
	EM_BOOL onerror(int eventType, const EmscriptenWebSocketErrorEvent websocketEvent, void userData) {
	puts("onerror");

	return EM_TRUE;
	}
	EM_BOOL onclose(int eventType, const EmscriptenWebSocketCloseEvent websocketEvent, void userData) {
	puts("onclose");

	return EM_TRUE;
	}
	EM_BOOL onmessage(int eventType, const EmscriptenWebSocketMessageEvent websocketEvent, void userData) {
	puts("onmessage");
	if (websocketEvent->isText) {
	// For only ascii chars.
	printf("message: %s\n", websocketEvent->data);
	}

	EMSCRIPTEN_RESULT result;
	result = emscripten_websocket_close(websocketEvent->socket, 1000, "no reason");
	if (result) {
	printf("Failed to emscripten_websocket_close(): %d\n", result);
	}
	return EM_TRUE;
	}

	int main() {
	if (!emscripten_websocket_is_supported()) {
	return 0;
	}
	EmscriptenWebSocketCreateAttributes ws_attrs = {
	"wss://echo.websocket.org",
	NULL,
	EM_TRUE
	};

	EMSCRIPTEN_WEBSOCKET_T ws = emscripten_websocket_new(&ws_attrs);
	emscripten_websocket_set_onopen_callback(ws, NULL, onopen);
	emscripten_websocket_set_onerror_callback(ws, NULL, onerror);
	emscripten_websocket_set_onclose_callback(ws, NULL, onclose);
	emscripten_websocket_set_onmessage_callback(ws, NULL, onmessage);
	}
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