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[privoxy.git] / jcc.c

diff --git a/jcc.c b/jcc.c
index 644dc2d..e902e19 100644 (file)
--- a/jcc.c
+++ b/jcc.c
@@ -1,4 +1,4 @@
-const char jcc_rcs[] = "$Id: jcc.c,v 1.99 2006/09/02 15:36:42 fabiankeil Exp $";
+const char jcc_rcs[] = "$Id: jcc.c,v 1.102 2006/09/06 13:03:04 fabiankeil Exp $";
 /*********************************************************************
  *
  * File        :  $Source: /cvsroot/ijbswa/current/jcc.c,v $
@@ -33,6 +33,18 @@ const char jcc_rcs[] = "$Id: jcc.c,v 1.99 2006/09/02 15:36:42 fabiankeil Exp $";
  *
  * Revisions   :
  *    $Log: jcc.c,v $
+ *    Revision 1.102  2006/09/06 13:03:04  fabiankeil
+ *    Respond with 400 and a short text message
+ *    if the client tries to use Privoxy as FTP proxy.
+ *
+ *    Revision 1.101  2006/09/06 09:23:37  fabiankeil
+ *    Make number of retries in case of forwarded-connect problems
+ *    a config file option (forwarded-connect-retries) and use 0 as
+ *    default.
+ *
+ *    Revision 1.100  2006/09/03 19:42:59  fabiankeil
+ *    Set random(3) seed.
+ *
  *    Revision 1.99  2006/09/02 15:36:42  fabiankeil
  *    Follow the OpenBSD port's lead and protect the resolve
  *    functions on OpenBSD as well.
@@ -905,7 +917,8 @@ static void chat(struct client_state *csp)
    int server_body;
    int ms_iis5_hack = 0;
    int byte_count = 0;
-   unsigned int socks_retries = 0;
+   unsigned int forwarded_connect_retries = 0;
+   unsigned int max_forwarded_connect_retries = csp->config->forwarded_connect_retries;
    const struct forward_spec * fwd;
    struct http_request *http;
    int len; /* for buffer sizes */
@@ -988,6 +1001,18 @@ static void chat(struct client_state *csp)
       return;
    }
 
+   if (!strncmpic(http->cmd, "GET ftp://", 10))
+   {
+      strcpy(buf, FTP_RESPONSE);
+      write_socket(csp->cfd, buf, strlen(buf));
+
+      log_error(LOG_LEVEL_ERROR, "%s tried to use Privoxy as FTP proxy: %s",
+         csp->ip_addr_str, http->cmd);
+
+      free_http_request(http);
+      return;
+   }
+
    /* decide how to route the HTTP request */
 
    if ((fwd = forward_url(http, csp)) == NULL)
@@ -1214,8 +1239,7 @@ static void chat(struct client_state *csp)
 
           /* ..or a fast redirect kicked in */
 #ifdef FEATURE_FAST_REDIRECTS
-          || (((csp->action->flags & ACTION_FAST_REDIRECTS) != 0) &&
-                (NULL != (rsp = redirect_url(csp))))
+          || ( NULL != (rsp = redirect_url(csp)))
 #endif /* def FEATURE_FAST_REDIRECTS */
           ))
       )
@@ -1265,10 +1289,10 @@ static void chat(struct client_state *csp)
    /* here we connect to the server, gateway, or the forwarder */
 
    while ( (csp->sfd = forwarded_connect(fwd, http, csp))
-         && (errno == EINVAL) && (socks_retries++ < 3))
+         && (errno == EINVAL) && (forwarded_connect_retries++ < max_forwarded_connect_retries))
    {
                log_error(LOG_LEVEL_ERROR, "failed request #%u to connect to %s. Trying again.",
-                socks_retries, http->hostport);
+                forwarded_connect_retries, http->hostport);
    }
 
    if (csp->sfd == JB_INVALID_SOCKET)