Diff: http-server/htserv.h

Revision:

1:119c4f7144c8

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/http-server/htserv.h	Tue Jul 24 17:36:01 2018 +0000
@@ -0,0 +1,93 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2015 by Sergey Fetisov <fsenok@gmail.com>
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * version: 1.0 demo (7.02.2015)
+ * brief:   tiny http ipv4 server using lwip (pcb)
+ */
+
+#ifndef HTSERV_H
+#define HTSERV_H
+
+#include <stdlib.h>
+#include <stdio.h>
+#include "lwip/netif.h"
+#include "lwip/pbuf.h"
+#include "lwip/tcp_impl.h"
+#include "lwip/tcp.h"
+#include "http_req.h"
+
+// server configuration
+
+#define HTTP_SERVER_NAME    "lrndis" // http server name
+#define HTTP_SERVER_MAX_CON 3        // max connections number at one time
+#define HTTP_CON_BUFF_SIZE  2048     // size of con buffer, used for request/response data storing
+#define HTTP_REQ_MAX_SIZE   1024     // max part of con buffer for a request storing
+#define HTTP_DEF_CONT_LANG  "en"     // content language which will be sent to client by default
+
+// http server types
+
+typedef enum htserv_err
+{
+	HTTP_NO_ERROR,
+	HTTP_REQ_SYNT_ERR, // http request synt error
+	HTTP_BIG_REQUEST,  // http request size more then HTTP_CON_BUFF
+	HTTP_RESP_NOMEM,   // http response size more then HTTP_CON_BUFF
+	HTTP_TRANSP_ERR    // http transport error (client disconnected?)
+} htserv_err_t;
+
+typedef bool (*htserv_on_req_t)(const http_req_t *req, http_resp_t *resp, void **arg);
+typedef void (*htserv_on_con_t)(int index);
+typedef void (*htserv_on_err_t)(htserv_err_t err);
+
+typedef enum htcon_state
+{
+	CON_ACTIVE,
+	CON_CLOSING,
+	CON_CLOSED
+} htcon_state_t;
+
+typedef struct htcon
+{
+	void              *arg;
+	http_req_t        *req;
+	http_resp_t       *resp;
+	htcon_state_t      state;
+	int                writed;
+} htcon_t;
+
+extern htserv_on_req_t htserv_on_req;
+extern htserv_on_con_t htserv_on_con;
+extern htserv_on_err_t htserv_on_err;
+
+err_t          htserv_init(uint16_t port);
+void           htserv_free(void);
+void           htserv_tmr(uint32_t time_ms);
+const htcon_t *htcon(int index);
+void           htcon_close(int con);
+void           htcon_free(int con);
+int            htcon_write_avail(int con);
+int            htcon_write(int con, const char *data, int size);
+
+#endif