X-Git-Url: http://www.privoxy.org/gitweb/?a=blobdiff_plain;f=gateway.c;h=f36ed01043657999375b7e1329b55a6f100ed2dc;hb=430b87b899c9294875101eee7faca82880a111e1;hp=a346cec43ac82eda6e4ae347d883b2838ba0ef98;hpb=efd97f4d4dcc433fdd8971033ed99e559d3f58fc;p=privoxy.git

diff --git a/gateway.c b/gateway.c
index a346cec4..f36ed010 100644
--- a/gateway.c
+++ b/gateway.c
@@ -1,4 +1,4 @@
-const char gateway_rcs[] = "$Id: gateway.c,v 1.76 2011/09/04 11:10:56 fabiankeil Exp $";
+const char gateway_rcs[] = "$Id: gateway.c,v 1.86 2012/03/09 17:55:50 fabiankeil Exp $";
 /*********************************************************************
  *
  * File        :  $Source: /cvsroot/ijbswa/current/gateway.c,v $
@@ -338,16 +338,12 @@ void forget_connection(jb_socket sfd)
             sfd, reusable_connection[slot].host,
             reusable_connection[slot].port, slot);
          mark_connection_closed(&reusable_connection[slot]);
-         privoxy_mutex_unlock(&connection_reuse_mutex);
-
-         return;
+         break;
       }
    }
 
-   log_error(LOG_LEVEL_CONNECT,
-      "Socket %d already forgotten or never remembered.", sfd);
-
    privoxy_mutex_unlock(&connection_reuse_mutex);
+
 }
 #endif /* def FEATURE_CONNECTION_SHARING */
 
@@ -659,7 +655,7 @@ jb_socket forwarded_connect(const struct forward_spec * fwd,
       default:
          /* Should never get here */
          log_error(LOG_LEVEL_FATAL,
-            "SOCKS4 impossible internal error - bad SOCKS type.");
+            "Internal error in forwarded_connect(). Bad proxy type: %d", fwd->type);
    }
 
    if (JB_INVALID_SOCKET != sfd)
@@ -797,12 +793,12 @@ static jb_socket socks4_connect(const struct forward_spec * fwd,
 
    c->vn          = 4;
    c->cd          = 1;
-   c->dstport[0]  = (unsigned char)((target_port       >> 8  ) & 0xff);
-   c->dstport[1]  = (unsigned char)((target_port             ) & 0xff);
-   c->dstip[0]    = (unsigned char)((web_server_addr   >> 24 ) & 0xff);
-   c->dstip[1]    = (unsigned char)((web_server_addr   >> 16 ) & 0xff);
-   c->dstip[2]    = (unsigned char)((web_server_addr   >>  8 ) & 0xff);
-   c->dstip[3]    = (unsigned char)((web_server_addr         ) & 0xff);
+   c->dstport[0]  = (unsigned char)((target_port       >> 8 ) & 0xff);
+   c->dstport[1]  = (unsigned char)((target_port            ) & 0xff);
+   c->dstip[0]    = (unsigned char)((web_server_addr   >> 24) & 0xff);
+   c->dstip[1]    = (unsigned char)((web_server_addr   >> 16) & 0xff);
+   c->dstip[2]    = (unsigned char)((web_server_addr   >>  8) & 0xff);
+   c->dstip[3]    = (unsigned char)((web_server_addr        ) & 0xff);
 
    /* pass the request to the socks server */
    sfd = connect_to(fwd->gateway_host, fwd->gateway_port, csp);
@@ -812,6 +808,13 @@ static jb_socket socks4_connect(const struct forward_spec * fwd,
       /* The error an its reason have already been logged by connect_to()  */
       return(JB_INVALID_SOCKET);
    }
+   else if (write_socket(sfd, (char *)c, csiz))
+   {
+      errstr = "SOCKS4 negotiation write failed.";
+      log_error(LOG_LEVEL_CONNECT, "socks4_connect: %s", errstr);
+      err = 1;
+      close_socket(sfd);
+   }
    else if (!data_is_available(sfd, csp->config->socket_timeout))
    {
       if (socket_is_still_alive(sfd))
@@ -826,13 +829,6 @@ static jb_socket socks4_connect(const struct forward_spec * fwd,
       err = 1;
       close_socket(sfd);
    }
-   else if (write_socket(sfd, (char *)c, csiz))
-   {
-      errstr = "SOCKS4 negotiation write failed.";
-      log_error(LOG_LEVEL_CONNECT, "socks4_connect: %s", errstr);
-      err = 1;
-      close_socket(sfd);
-   }
    else if (read_socket(sfd, buf, sizeof(buf)) != sizeof(*s))
    {
       errstr = "SOCKS4 negotiation read failed.";
@@ -947,7 +943,7 @@ static jb_socket socks5_connect(const struct forward_spec *fwd,
 {
    int err = 0;
    char cbuf[300];
-   char sbuf[30];
+   char sbuf[10];
    size_t client_pos = 0;
    int server_size = 0;
    size_t hostlen = 0;
@@ -1094,20 +1090,11 @@ static jb_socket socks5_connect(const struct forward_spec *fwd,
    }
 
    server_size = read_socket(sfd, sbuf, sizeof(sbuf));
-   if (server_size < 3)
+   if (server_size != sizeof(sbuf))
    {
       errstr = "SOCKS5 negotiation read failed";
-      err = 1;
-   }
-   else if (server_size > 20)
-   {
-      /* This is somewhat unexpected but doesn't really matter. */
-      log_error(LOG_LEVEL_CONNECT, "socks5_connect: read %d bytes "
-         "from socks server. Would have accepted up to %d.",
-         server_size, sizeof(sbuf));
    }
-
-   if (!err)
+   else
    {
       if (sbuf[0] != '\x05')
       {