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AI 编码

#include <event2/event.h>
#include <event2/http.h>
#include <event2/buffer.h>
#include <event2/keyvalq_struct.h>
#include <stdio.h>
#include <string.h>
#include <cstdlib>void post_request_handler(struct evhttp_request *req, void *arg) {struct evbuffer *input_buf = evhttp_request_get_input_buffer(req);size_t post_data_len = evbuffer_get_length(input_buf);printf("POST request with %zu bytes of data\n", post_data_len);char *post_data = static_cast<char*>(malloc(post_data_len + 1));char* tmp = nullptr;if (post_data) {evbuffer_copyout(input_buf, post_data, post_data_len);post_data[post_data_len] = '\0';printf("POST data: %s\n", post_data);free(post_data);}// 创建返回内容struct evbuffer *output_buf = evbuffer_new();if (!output_buf) {puts("Failed to create response buffer");return;}evbuffer_add_printf(output_buf, "POST data received");evhttp_send_reply(req, HTTP_OK, "OK", output_buf);evbuffer_free(output_buf);
}void get_request_handler(struct evhttp_request *req, void *arg) {const char *uri = evhttp_request_get_uri(req);struct evhttp_uri *decoded_uri = evhttp_uri_parse(uri);if (!decoded_uri) {printf("Bad URI: %s\n", uri);evhttp_send_error(req, HTTP_BADREQUEST, 0);return;}const char *path = evhttp_uri_get_path(decoded_uri);const char *query = evhttp_uri_get_query(decoded_uri);if (query) {struct evkeyvalq params;evhttp_parse_query_str(query, &params);struct evkeyval *param;for (param = params.tqh_first; param; param = param->next.tqe_next) {//TODO: params query}}struct evbuffer *buf = evbuffer_new();if (!buf) {puts("Failed to create response buffer");return;}evbuffer_add_printf(buf, "Hello! You requested %s", uri);evhttp_send_reply(req, HTTP_OK, "OK", buf);evhttp_uri_free(decoded_uri);evbuffer_free(buf);
}void req_handler(struct evhttp_request *req,void *arg){auto command = evhttp_request_get_command(req);if(command == EVHTTP_REQ_GET){get_request_handler(req, arg);}else if(command == EVHTTP_REQ_POST){post_request_handler(req, arg);}else{printf("Not Find Request Command ... ...\n");}
}int main() {struct event_base *base;struct evhttp *http;struct evhttp_bound_socket *handle;base = event_base_new();if (!base) {puts("Couldn't create an event_base");return 1;}http = evhttp_new(base);if (!http) {puts("Couldn't create evhttp");return 1;}evhttp_set_gencb(http, req_handler, NULL);handle = evhttp_bind_socket_with_handle(http, "0.0.0.0", 8080);if (!handle) {puts("Couldn't bind to port 8080");return 1;}event_base_dispatch(base);evhttp_free(http);event_base_free(base);return 0;
}

使用 wget 简易测试了下,可以用