X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=dccp_recv.c;h=6580fe9b734e518a0e1e9f164dca7e466b30bc65;hp=679eb227e170c1b7f08792f9f5b9700e3ae842e5;hb=c4ecbd8f75be7847f7332dd64f11a0ba54233891;hpb=f4fb0289834e76a23839719ab0e89fe29b591d3f diff --git a/dccp_recv.c b/dccp_recv.c index 679eb227..6580fe9b 100644 --- a/dccp_recv.c +++ b/dccp_recv.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2006 Andre Noll + * Copyright (C) 2006-2007 Andre Noll * * 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 @@ -26,9 +26,12 @@ #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" @@ -92,9 +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); @@ -116,35 +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; } /**