X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fmeta.c;h=289d0b873bc032a3b21e6279c372a07e8e14e2a6;hp=21cbe964661e5c6abdc96b859f283ed8417a16ca;hb=408ca91766088b6c2d38e198b0692bf394b41248;hpb=c78a204f06182f50b0812c8e4fef6163e82097bf

diff --git a/src/meta.c b/src/meta.c
index 21cbe964..289d0b87 100644
--- a/src/meta.c
+++ b/src/meta.c
@@ -17,31 +17,51 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: meta.c,v 1.1.2.1 2000/09/26 14:06:03 guus Exp $
+    $Id: meta.c,v 1.1.2.12 2000/11/20 19:12:12 guus Exp $
 */
 
 #include "config.h"
-
-int send_meta(conn_list_t *cl, const char *buffer, int length)
+#include <utils.h>
+
+#include <errno.h>
+#include <syslog.h>
+#include <sys/signal.h>
+#include <unistd.h>
+#include <string.h>
+/* This line must be below the rest for FreeBSD */
+#include <sys/socket.h>
+
+#ifdef HAVE_OPENSSL_EVP_H
+# include <openssl/evp.h>
+#else
+# include <evp.h>
+#endif
+
+#include "net.h"
+#include "connection.h"
+#include "system.h"
+#include "protocol.h"
+
+int send_meta(connection_t *cl, char *buffer, int length)
 {
   char outbuf[MAXBUFSIZE];
   char *bufp;
+  int outlen;
 cp
   if(debug_lvl >= DEBUG_META)
-    syslog(LOG_DEBUG, _("Sending %d bytes of metadata to %s (%s): %s"), int length,
+    syslog(LOG_DEBUG, _("Sending %d bytes of metadata to %s (%s): %s"), length,
            cl->name, cl->hostname, buffer);
 
+  buffer[length-1]='\n';
+
   if(cl->status.encryptout)
     {
-      if(EVP_EncryptUpdate(cl->cipher_outctx, cl->buffer + cl->buflen, NULL, inbuf, length) != 1)
-        {
-          syslog(LOG_ERR, _("Error during encryption of outgoing metadata to %s (%s)"), cl->name, cl->hostname);
-          return -1;
-        }
+      EVP_EncryptUpdate(cl->cipher_outctx, outbuf, &outlen, buffer, length);
       bufp = outbuf;
+      length = outlen;
     }
   else
-    bufp = buffer;
+      bufp = buffer;
 
   if(write(cl->meta_socket, bufp, length) < 0)
     {
@@ -52,18 +72,21 @@ cp
   return 0;
 }
 
-int broadcast_meta(conn_list_t *cl, const char *buffer, int length)
+void broadcast_meta(connection_t *cl, char *buffer, int length)
 {
-  conn_list_t *p;
+  rbl_t *rbl;
+  connection_t *p;
 cp
-  for(p = conn_list; p != NULL; p = p->next)
-    if(p != cl && p->status.meta && p->status.active)
-      send_meta(p, buffer, length);
+  RBL_FOREACH(connection_tree, rbl)
+    {
+      p = (connection_t *)rbl->data;
+      if(p != cl && p->status.meta && p->status.active)
+        send_meta(p, buffer, length);
+    }
 cp
-  return 0;
 }
 
-int receive_meta(conn_list_t *cl)
+int receive_meta(connection_t *cl)
 {
   int x, l = sizeof(x);
   int oldlen, i;
@@ -84,7 +107,7 @@ cp
       return -1;
     }
 
-  if(cl->status.encryptin)
+  if(cl->status.decryptin)
     bufp = inbuf;
   else
     bufp = cl->buffer + cl->buflen;
@@ -97,7 +120,7 @@ cp
         return 0;      
       if(errno==0)
         {
-          if(debug_lvl>DEBUG_CONNECTIONS)
+          if(debug_lvl >= DEBUG_CONNECTIONS)
             syslog(LOG_NOTICE, _("Connection closed by %s (%s)"),
                 cl->name, cl->hostname);
         }
@@ -109,13 +132,9 @@ cp
 
   if(cl->status.decryptin)
     {
-      if(EVP_DecryptUpdate(cl->cipher_inctx, cl->buffer + cl->buflen, NULL, inbuf, lenin) != 1)
-        {
-          syslog(LOG_ERR, _("Error during decryption of incoming metadata from %s (%s)"), cl->name, cl->hostname);
-          return -1;
-        }
+      EVP_DecryptUpdate(cl->cipher_inctx, cl->buffer + cl->buflen, &lenin, inbuf, lenin);
     }
-    
+
   oldlen = cl->buflen;
   cl->buflen += lenin;
 
@@ -135,7 +154,7 @@ cp
 
       if(cl->reqlen)
         {
-          if(debug_lvl > DEBUG_META)
+          if(debug_lvl >= DEBUG_META)
             syslog(LOG_DEBUG, _("Got request from %s (%s): %s"),
 	           cl->name, cl->hostname, cl->buffer);
 
@@ -160,7 +179,6 @@ cp
     }
 
   cl->last_ping_time = time(NULL);
-  cl->want_ping = 0;
 cp  
   return 0;
 }