Inital commit

FossilOrigin-Name: 003aa54730314aa816e353aa0643bedce00f79ef60dc8baeb346611481a74d8e

src/capwap/conn_send_request.c

@@ -0,0 +1,38 @@
+/**
+ *@file
+ *@brief conn_send_request 
+ */
+
+#include "capwap.h"
+#include "cw_util.h"
+#include "cw_log.h"
+
+/**
+ * Send a request message and wait for response
+ */ 
+struct cwrmsg * conn_send_request(struct conn * conn)
+{
+	int i;
+
+	struct cwrmsg * cwrmsg;
+	struct cwmsg * cwmsg = &conn->req_msg;
+	
+        for (i=0; i<conn->max_retransmit; i++) {
+
+                time_t r_timer = cw_timer_start(conn->retransmit_interval);
+		if (i!=0)
+	                cw_dbg(DBG_CW_MSG_ERR,"Retransmitting message, type=%d,seq=%d",cwmsg->type,cwmsg->seqnum);
+
+		conn_send_cwmsg(conn,&conn->req_msg);
+		cwrmsg = conn_wait_for_message(conn,r_timer);
+		if (cwrmsg){
+			if (cwrmsg->type == conn->req_msg.type+1){
+				return cwrmsg;        
+			}
+                                
+		}
+        }
+        cw_dbg(DBG_CW_MSG_ERR,"Max retransmit's reached, message type=%d,seq=%d",cwmsg->type,cwmsg->seqnum);
+        return 0;
+}
+

src/capwap/conn_wait_for_message.c

@@ -0,0 +1,37 @@
+
+#include "conn.h"
+#include "cw_util.h"
+
+
+struct cwrmsg * conn_wait_for_message(struct conn * conn, time_t timer)
+{
+	struct cwrmsg * cwrmsg;
+
+
+	while (!cw_timer_timeout(timer)){
+		cwrmsg = conn_get_message(conn);
+
+		if (!cwrmsg){
+			if (!conn_is_error(conn))
+				continue;
+
+			return 0;
+		}
+
+		if (cwrmsg->type & 1){
+			if (conn->request_handler){
+				if (conn->request_handler(conn->request_handler_param))
+					continue;
+			}
+
+			
+		}
+
+		return cwrmsg;
+
+	}
+
+	return 0;
+}
+
+

src/capwap/cw_handle_echo_request.c

@@ -0,0 +1,43 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+/**
+ * @file
+ * @brief: Generic handler for echo requests
+ */
+
+#include "capwap.h"
+
+/**
+ * Handles an echo request
+ * @param d points to a #conn structure
+ * @return 0=ok\nother Error code.
+ *
+ * This function is used as callback function in conjunction
+ * with cw_wait_for_request
+ */
+int cw_handle_echo_request(void * d)
+{
+        struct conn * conn = (struct conn *)d;
+        struct cwrmsg * cwrmsg = &conn->cwrmsg;
+        cw_send_echo_response(conn,cwrmsg->seqnum,0);
+        return 0;
+}
+
+

src/capwap/cw_send_image_file.c

@@ -0,0 +1,91 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+/**
+ * @file
+ * @breif send image file
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+
+
+#include "capwap.h"
+#include "lwapp.h"
+
+#include "sock.h"
+#include "cw_log.h"
+
+
+/**
+ * Send an image file to an AP
+ * 
+ */ 
+void cw_send_image_file(struct conn *conn, const char *filename)
+{
+	FILE *infile;
+	infile = fopen(filename, "rb");
+	if (!infile) {
+		cw_log(LOG_ERR, "Can't open image file %s:%s", filename, strerror(errno));
+		return;
+	}
+
+
+	cw_log(LOG_INFO, "Sending image file %s to %s", filename, sock_addr2str(&conn->addr));
+
+	struct cwrmsg *cwrmsg;
+	uint8_t buffer[1024];	/* buffer MUST be 1024 */
+	struct image_data data;
+	data.data = buffer;
+
+
+	conn->request_handler = cw_handle_echo_request;
+	conn->request_handler_param = conn;
+
+	int bl = 0;
+
+	do {
+
+		data.len = fread(buffer, 1, sizeof(buffer), infile);
+
+		if (feof(infile))
+			data.type = 2;
+		else
+			data.type = 1;
+
+		cw_dbg(DBG_CW_IMG_DTL, "Sending img data request, block=%d, len=%d, ch=%d\n", bl,
+		       data.len, lw_checksum(data.data, data.len));
+
+
+		bl++;
+
+		conn_prepare_image_data_request(conn, &data, 0);
+		cwrmsg = conn_send_request(conn);
+
+		if (!cwrmsg) {
+			cw_log(LOG_ERR,"Error sneding image file to %s",sock_addr2str(&conn->addr));
+			break;
+		}
+
+
+	} while (!feof(infile));
+
+	fclose(infile);
+}