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comparison seobeo/examples/websocket_server_example.c @ 121:7b1719fa918c

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[Seobeo] Added web socket server.
author June Park <parkjune1995@gmail.com>
date Thu, 08 Jan 2026 06:45:10 -0800
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children 7eb79fd91c7e
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120:cbbf78b17cfa 121:7b1719fa918c
1 #include "seobeo/seobeo.h"
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include <string.h>
5
6 void Echo_Handler(Seobeo_WebSocket_Server_Connection *p_conn, Seobeo_WebSocket_Message *p_msg, void *p_user_data)
7 {
8 (void)p_user_data;
9
10 if (p_msg->opcode == SEOBEO_WS_OPCODE_TEXT)
11 {
12 printf("[Echo] Received text: %.*s\n", (int)p_msg->length, (char*)p_msg->data);
13 Seobeo_WebSocket_Server_Send_Text(p_conn, (char*)p_msg->data);
14 }
15 else if (p_msg->opcode == SEOBEO_WS_OPCODE_BINARY)
16 {
17 printf("[Echo] Received %zu bytes of binary data\n", p_msg->length);
18 Seobeo_WebSocket_Server_Send_Binary(p_conn, p_msg->data, p_msg->length);
19 }
20 }
21
22 void Chat_Handler(Seobeo_WebSocket_Server_Connection *p_conn, Seobeo_WebSocket_Message *p_msg, void *p_user_data)
23 {
24 (void)p_user_data;
25
26 if (p_msg->opcode == SEOBEO_WS_OPCODE_TEXT)
27 {
28 char message[2048];
29 snprintf(message, sizeof(message), "[%s]: %.*s", p_conn->client_id, (int)p_msg->length, (char*)p_msg->data);
30
31 printf("[Chat] Broadcasting: %s\n", message);
32 Seobeo_WebSocket_Server_Broadcast_Text(message);
33 }
34 }
35
36 void Binary_Handler(Seobeo_WebSocket_Server_Connection *p_conn, Seobeo_WebSocket_Message *p_msg, void *p_user_data)
37 {
38 (void)p_user_data;
39 (void)p_conn;
40
41 if (p_msg->opcode == SEOBEO_WS_OPCODE_BINARY)
42 {
43 printf("[Binary] Received %zu bytes, broadcasting to all clients\n", p_msg->length);
44 Seobeo_WebSocket_Server_Broadcast_Binary(p_msg->data, p_msg->length);
45 }
46 }
47
48 int main()
49 {
50 printf("=== Seobeo WebSocket Server Example ===\n\n");
51
52 Seobeo_WebSocket_Server_Init();
53
54 Seobeo_WebSocket_Server_Register("/echo", Echo_Handler, NULL);
55 printf("Registered /echo endpoint\n");
56
57 Seobeo_WebSocket_Server_Register("/chat", Chat_Handler, NULL);
58 printf("Registered /chat endpoint\n");
59
60 Seobeo_WebSocket_Server_Register("/binary", Binary_Handler, NULL);
61 printf("Registered /binary endpoint\n");
62
63 printf("\nStarting server on port 8080...\n");
64 printf("\nTest with:\n");
65 printf(" ws://localhost:8080/echo - Echo server\n");
66 printf(" ws://localhost:8080/chat - Chat room\n");
67 printf(" ws://localhost:8080/binary - Binary data broadcast\n");
68 printf("\n");
69
70 Seobeo_Web_Server_Start(NULL, "8080", SEOBEO_MODE_FORK, 0);
71
72 return 0;
73 }