ogg_afh.c: Kill unused vi_bitrate_nominal
[paraslash.git] / dccp_recv.c
index 5cd523a..6580fe9 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * 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
@@ -16,6 +16,8 @@
  *     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  */
 
+/** \file dccp_recv.c paraslash's dccp receiver */
+
 /*
  * based on client.c of dccp-cs-0.01.tar.bz2,
  * (C) 2005 Ian McDonald <imcdnzl@gmail.com>
 #include "para.h"
 #include "error.h"
 #include "dccp.h"
+#include "list.h"
+#include "sched.h"
 #include "recv.h"
 #include "string.h"
 #include "net.h"
+#include "fd.h"
 
 #include "dccp_recv.cmdline.h"
 
@@ -35,7 +40,7 @@
 #include <sys/socket.h>
 #include <netdb.h>
 
-
+/** the size of the output buffer */
 #define DCCP_BUFSIZE 40960
 
 /**
@@ -66,7 +71,7 @@ static void dccp_recv_close(struct receiver_node *rn)
 static int dccp_recv_open(struct receiver_node *rn)
 {
        struct private_dccp_recv_data *pdd;
-       struct gengetopt_args_info *conf = rn->conf;
+       struct dccp_recv_args_info *conf = rn->conf;
        int ret;
        struct addrinfo *ai;
        char *tmp;
@@ -90,9 +95,13 @@ static int dccp_recv_open(struct receiver_node *rn)
        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)
+       ret = connect(pdd->fd, ai->ai_addr, ai->ai_addrlen);
+       freeaddrinfo(ai);
+       if (ret < 0) {
+               ret = -E_DCCP_CONNECT;
                goto err_out;
+       }
+       mark_fd_nonblock(pdd->fd);
        return 1;
 err_out:
        dccp_recv_close(rn);
@@ -106,7 +115,7 @@ static void dccp_shutdown(void)
 
 static void *dccp_recv_parse_config(int argc, char **argv)
 {
-       struct gengetopt_args_info *tmp = para_calloc(sizeof(struct gengetopt_args_info));
+       struct dccp_recv_args_info *tmp = para_calloc(sizeof(struct dccp_recv_args_info));
 
        if (!dccp_recv_cmdline_parser(argc, argv, tmp))
                return tmp;
@@ -114,35 +123,41 @@ static void *dccp_recv_parse_config(int argc, char **argv)
        return NULL;
 }
 
-static int dccp_recv_pre_select(struct receiver_node *rn, fd_set *rfds,
-               __unused fd_set *wfds, __unused struct timeval *timeout)
+static void dccp_recv_pre_select(struct sched *s, struct task *t)
 {
+       struct receiver_node *rn = t->private_data;
        struct private_dccp_recv_data *pdd = rn->private_data;
 
-       if (!pdd)
-               return -1;
-       FD_SET(pdd->fd, rfds);
-       return pdd->fd;
+       t->ret = 1;
+       para_fd_set(pdd->fd, &s->rfds, &s->max_fileno);
 }
 
-static int dccp_recv_post_select(struct receiver_node *rn, int select_ret,
-               fd_set *rfds, __unused fd_set *wfds)
+static void dccp_recv_post_select(struct sched *s, struct task *t)
 {
-       int ret;
+       struct receiver_node *rn = t->private_data;
        struct private_dccp_recv_data *pdd = rn->private_data;
 
-       if (!select_ret || !pdd || !FD_ISSET(pdd->fd, rfds))
-               return 1; /* nothing to do */
+       t->ret = -E_DCCP_RECV_EOF;
+       if (rn->output_eof && *rn->output_eof)
+               goto out;
+       t->ret = 1;
+       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 -E_DCCP_OVERRUN;
-       ret = recv_bin_buffer(pdd->fd, rn->buf + rn->loaded,
+               goto out;
+       t->ret = recv_bin_buffer(pdd->fd, rn->buf + rn->loaded,
                DCCP_BUFSIZE - rn->loaded);
-       if (ret <= 0) {
-               PARA_INFO_LOG("%s\n", ret? PARA_STRERROR(-ret) : "eof");
-               return ret;
+       if (t->ret <= 0) {
+               if (!t->ret)
+                       t->ret = -E_DCCP_RECV_EOF;
+               goto out;
        }
-       rn->loaded += ret;
-       return 1;
+       rn->loaded += t->ret;
+       return;
+out:
+       if (t->ret < 0)
+               rn->eof = 1;
 }
 
 /**