05_DCCP-Remove-Unused.diff
[paraslash.git] / dccp_recv.c
index a9e30e8..755473c 100644 (file)
@@ -1,19 +1,7 @@
 /*
- * Copyright (C) 2006 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2007 Andre Noll <maan@systemlinux.org>
  *
- *     This program 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 2 of the License, or
- *     (at your option) any later version.
- *
- *     This program 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 this program; if not, write to the Free Software
- *     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ * Licensed under the GPL v2. For licencing details see COPYING.
  */
 
 /** \file dccp_recv.c paraslash's dccp receiver */
  * (C) 2005 Ian McDonald <imcdnzl@gmail.com>
  */
 
+#include <sys/types.h>
+#include <dirent.h>
+
 #include "para.h"
 #include "error.h"
-#include "dccp.h"
 #include "list.h"
 #include "sched.h"
 #include "recv.h"
 
 #include "dccp_recv.cmdline.h"
 
-/* needed by getaddrinfo */
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netdb.h>
-
 /** the size of the output buffer */
 #define DCCP_BUFSIZE 40960
 
@@ -72,36 +57,17 @@ static int dccp_recv_open(struct receiver_node *rn)
 {
        struct private_dccp_recv_data *pdd;
        struct dccp_recv_args_info *conf = rn->conf;
-       int ret;
-       struct addrinfo *ai;
-       char *tmp;
+       int ret = makesock(AF_UNSPEC, IPPROTO_DCCP, 0, conf->host_arg, conf->port_arg);
 
-       rn->buf = para_calloc(DCCP_BUFSIZE);
-       rn->private_data = para_calloc(sizeof(struct private_dccp_recv_data));
-       pdd = rn->private_data;
-       ret = dccp_get_socket();
        if (ret < 0)
-               goto err_out;
-       pdd->fd = ret;
+               return ret;
 
-       tmp = make_message("%d", conf->port_arg);
-       ret = getaddrinfo(conf->host_arg, tmp, NULL, &ai);
-       free(tmp);
-       if (ret) {
-               ret = -E_ADDR_INFO;
-               goto err_out;
-       }
-       ret = dccp_set_socket(pdd->fd);
-       if (ret < 0)
-               goto err_out;
-       PARA_NOTICE_LOG("connecting to %s:%d\n", conf->host_arg, conf->port_arg);
-       ret = -E_DCCP_CONNECT;
-       if (connect(pdd->fd, ai->ai_addr, ai->ai_addrlen) < 0)
-               goto err_out;
+       rn->buf = para_calloc(DCCP_BUFSIZE);
+       rn->private_data = pdd = para_calloc(sizeof(struct private_dccp_recv_data));
+
+       pdd->fd = ret;
+       mark_fd_nonblocking(pdd->fd);
        return 1;
-err_out:
-       dccp_recv_close(rn);
-       return ret;
 }
 
 static void dccp_shutdown(void)
@@ -121,10 +87,10 @@ static void *dccp_recv_parse_config(int argc, char **argv)
 
 static void dccp_recv_pre_select(struct sched *s, struct task *t)
 {
-       struct private_dccp_recv_data *pdd = t->private_data;
+       struct receiver_node *rn = t->private_data;
+       struct private_dccp_recv_data *pdd = rn->private_data;
 
-       if (!pdd)
-               return ;
+       t->ret = 1;
        para_fd_set(pdd->fd, &s->rfds, &s->max_fileno);
 }
 
@@ -134,25 +100,26 @@ static void dccp_recv_post_select(struct sched *s, struct task *t)
        struct private_dccp_recv_data *pdd = rn->private_data;
 
        t->ret = -E_DCCP_RECV_EOF;
-       if (rn->output_eof && *rn->output_eof) {
-               rn->eof = 1;
-               return;
-       }
+       if (rn->output_eof && *rn->output_eof)
+               goto out;
        t->ret = 1;
-       if (!s->select_ret || !pdd || !FD_ISSET(pdd->fd, &s->rfds))
-               return; /* nothing to do */
+       if (!s->select_ret || !FD_ISSET(pdd->fd, &s->rfds))
+               goto out; /* nothing to do */
        t->ret = -E_DCCP_OVERRUN;
        if (rn->loaded >= DCCP_BUFSIZE)
-               return;
+               goto out;
        t->ret = recv_bin_buffer(pdd->fd, rn->buf + rn->loaded,
                DCCP_BUFSIZE - rn->loaded);
        if (t->ret <= 0) {
-               rn->eof = 1;
                if (!t->ret)
                        t->ret = -E_DCCP_RECV_EOF;
-               return;
+               goto out;
        }
        rn->loaded += t->ret;
+       return;
+out:
+       if (t->ret < 0)
+               rn->eof = 1;
 }
 
 /**