From 93c4454143a511409efd692e3687d295e3db9314 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@anytun.org>
Date: Sun, 28 Dec 2008 10:08:58 +0000
Subject: added plain packet

---
 src/uanytun.c | 123 +++++++++++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 97 insertions(+), 26 deletions(-)

(limited to 'src/uanytun.c')

diff --git a/src/uanytun.c b/src/uanytun.c
index 567a103..a546287 100644
--- a/src/uanytun.c
+++ b/src/uanytun.c
@@ -43,6 +43,8 @@
 #include "tun.h"
 #include "udp.h"
 
+#include "plain_packet.h"
+
 #include "daemon.h"
 #include "sysexec.h"
 
@@ -52,9 +54,10 @@ void main_loop(tun_device_t* dev, udp_socket_t* sock)
 
   u_int8_t buf[1600];
   int len = 0;
+  udp_endpoint_t remote;
   unsigned int cnt = 0;
+
   while(cnt < 5) {
-    udp_endpoint_t remote;
     len = udp_read(sock, buf, 1600, &remote);
 
     if(memcmp(&remote, &(sock->remote_end_), sizeof(remote))) {
@@ -71,45 +74,113 @@ void main_loop(tun_device_t* dev, udp_socket_t* sock)
   }
 }
 
+void print_hex_dump(const u_int8_t* buf, u_int32_t len)
+{
+  u_int32_t i;
+
+  for(i=0; i < len; i++) {
+    printf("%02X ", buf[i]);
+    if(!((i+1)%8))
+      printf(" ");
+    if(!((i+1)%16))
+      printf("\n");
+  }
+  printf("\n");
+}
+
 
 int main(int argc, char* argv[])
 {
   log_init("uanytun", DAEMON);
   signal_init();
 
+  plain_packet_t packet;
+  plain_packet_init(&packet);
+
+  printf("packet length: %d\n", plain_packet_get_length(&packet));
+  printf("packet: \n");
+  print_hex_dump(plain_packet_get_packet(&packet), plain_packet_get_length(&packet));
+  printf("\npayload type: 0x%04X\n", plain_packet_get_type(&packet));
+  printf("payload length: %d\n", plain_packet_get_payload_length(&packet));
+  printf("payload: \n");
+  print_hex_dump(plain_packet_get_payload(&packet), plain_packet_get_payload_length(&packet));
+  printf("\n\n");
+
+
+  plain_packet_set_payload_length(&packet, 20);
+
+
+  printf("packet length: %d\n", plain_packet_get_length(&packet));
+  printf("packet: \n");
+  print_hex_dump(plain_packet_get_packet(&packet), plain_packet_get_length(&packet));
+  printf("\npayload type: 0x%04X\n", plain_packet_get_type(&packet));
+  printf("payload length: %d\n", plain_packet_get_payload_length(&packet));
+  printf("payload: \n");
+  print_hex_dump(plain_packet_get_payload(&packet), plain_packet_get_payload_length(&packet));
+  printf("\n\n");
+
+  u_int32_t i;
+  
+  for(i=0; i<plain_packet_get_payload_length(&packet); i++)
+    plain_packet_get_payload(&packet)[i] = (u_int8_t)i;
+  plain_packet_set_type(&packet, PAYLOAD_TYPE_TUN6);
+
+  printf("packet length: %d\n", plain_packet_get_length(&packet));
+  printf("packet: \n");
+  print_hex_dump(plain_packet_get_packet(&packet), plain_packet_get_length(&packet));
+  printf("\npayload type: 0x%04X\n", plain_packet_get_type(&packet));
+  printf("payload length: %d\n", plain_packet_get_payload_length(&packet));
+  printf("payload: \n");
+  print_hex_dump(plain_packet_get_payload(&packet), plain_packet_get_payload_length(&packet));
+  printf("\n\n");
+
+  plain_packet_set_payload_length(&packet, 18);
+  plain_packet_set_type(&packet, PAYLOAD_TYPE_TAP);
+
+  printf("packet length: %d\n", plain_packet_get_length(&packet));
+  printf("packet: \n");
+  print_hex_dump(plain_packet_get_packet(&packet), plain_packet_get_length(&packet));
+  printf("\npayload type: 0x%04X\n", plain_packet_get_type(&packet));
+  printf("payload length: %d\n", plain_packet_get_payload_length(&packet));
+  printf("payload: \n");
+  print_hex_dump(plain_packet_get_payload(&packet), plain_packet_get_payload_length(&packet));
+  printf("\n\n");
+
+
+
 //  chrootAndDrop("/var/run/", "nobody");
 //  daemonize();
 //  log_printf(INFO, "running in background now");
 
-  tun_device_t* dev;
-  tun_init(&dev, NULL, "tun", "192.168.23.1", "192.168.23.2");
-  if(!dev) {
-    log_printf(ERR, "error on tun_init");
-    exit(-1);
-  }
+/*   tun_device_t* dev; */
+/*   tun_init(&dev, NULL, "tun", "192.168.23.1", "192.168.23.2"); */
+/*   if(!dev) { */
+/*     log_printf(ERR, "error on tun_init"); */
+/*     exit(-1); */
+/*   } */
 
 /*   int ret = exec_script("post-up.sh", dev->actual_name_); */
 /*   log_printf(NOTICE, "post-up script returned %d", ret); */
 
-  udp_socket_t* sock;
-  udp_init(&sock, NULL, "4444");
-  if(!sock) {
-    log_printf(ERR, "error on udp_init");
-    exit(-1);
-  }
-  char* local_string = udp_get_local_end_string(sock);
-  log_printf(INFO, "listening on: %s", local_string);
-  free(local_string);
-
-  udp_set_remote(sock, "1.2.3.4", "4444");
-  char* remote_string = udp_get_remote_end_string(sock);
-  log_printf(INFO, "set remote end to: %s", remote_string);
-  free(remote_string);
-
-  main_loop(dev, sock);
-
-  tun_close(&dev);
-  udp_close(&sock);
+/*   udp_socket_t* sock; */
+/*   udp_init(&sock, NULL, "4444"); */
+/*   if(!sock) { */
+/*     log_printf(ERR, "error on udp_init"); */
+/*     exit(-1); */
+/*   } */
+/*   char* local_string = udp_get_local_end_string(sock); */
+/*   log_printf(INFO, "listening on: %s", local_string); */
+/*   free(local_string); */
+
+/*   udp_set_remote(sock, "1.2.3.4", "4444"); */
+/*   char* remote_string = udp_get_remote_end_string(sock); */
+/*   log_printf(INFO, "set remote end to: %s", remote_string); */
+/*   free(remote_string); */
+
+/*   main_loop(dev, sock); */
+
+/*   tun_close(&dev); */
+/*   udp_close(&sock); */
 
   return 0;
 }
-- 
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