| #include <stdio.h> |
| #include <string.h> |
| #include "civetweb.h" |
| |
| // This function will be called by civetweb on every new request. |
| static int begin_request_handler(struct mg_connection *conn) |
| { |
| const struct mg_request_info *request_info = mg_get_request_info(conn); |
| char content[100]; |
| |
| // Prepare the message we're going to send |
| int content_length = snprintf(content, sizeof(content), |
| "Hello from civetweb! Remote port: %d", |
| request_info->remote_port); |
| |
| // Send HTTP reply to the client |
| mg_printf(conn, |
| "HTTP/1.1 200 OK\r\n" |
| "Content-Type: text/plain\r\n" |
| "Content-Length: %d\r\n" // Always set Content-Length |
| "\r\n" |
| "%s", |
| content_length, content); |
| |
| // Returning non-zero tells civetweb that our function has replied to |
| // the client, and civetweb should not send client any more data. |
| return 1; |
| } |
| |
| int main(void) |
| { |
| struct mg_context *ctx; |
| struct mg_callbacks callbacks; |
| |
| // List of options. Last element must be NULL. |
| const char *options[] = {"listening_ports", "8080", NULL}; |
| |
| // Prepare callbacks structure. We have only one callback, the rest are NULL. |
| memset(&callbacks, 0, sizeof(callbacks)); |
| callbacks.begin_request = begin_request_handler; |
| |
| // Start the web server. |
| ctx = mg_start(&callbacks, NULL, options); |
| |
| // Wait until user hits "enter". Server is running in separate thread. |
| // Navigating to http://localhost:8080 will invoke begin_request_handler(). |
| getchar(); |
| |
| // Stop the server. |
| mg_stop(ctx); |
| |
| return 0; |
| } |