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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop/xmalloc.h>
#include <glibtop/read_data.h>
/* Reads some data from server. */
void *
glibtop_read_data_l (glibtop *server)
{
size_t size;
void *ptr;
int ret;
glibtop_init_r (&server, 0, 0);
#ifdef DEBUG
fprintf (stderr, "LIBRARY: reading %d data bytes.\n", sizeof (size_t));
#endif
if (server->socket) {
ret = recv (server->socket, (void *)&size, sizeof (size_t), 0);
} else {
ret = read (server->input [0], (void *)&size, sizeof (size_t));
}
if (ret < 0)
glibtop_error_io_r (server, _("read data size"));
#ifdef DEBUG
fprintf (stderr, "LIBRARY: really reading %d data bytes (ret = %d).\n", size, ret);
#endif
if (!size) return NULL;
ptr = glibtop_malloc_r (server, size);
if (server->socket) {
ret = recv (server->socket, ptr, size, 0);
} else {
ret = read (server->input [0], ptr, size);
}
if (ret < 0)
glibtop_error_io_r (server, _("read data %d bytes"));
return ptr;
}
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