1 files changed, 76 insertions, 0 deletions
diff --git a/lib/read.c b/lib/read.c
new file mode 100644
index 00000000..dd6af726
--- /dev/null
+++ b/lib/read.c
@@ -0,0 +1,76 @@
+/* $Id$ */
+
+/* Copyright (C) 1998-99 Martin Baulig
+   This file is part of LibGTop 1.0.
+
+   Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
+
+   LibGTop 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.
+
+   LibGTop 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 LibGTop; see the file COPYING. If not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+*/
+
+#include <glibtop/read.h>
+
+/* Reads some data from server. */
+
+static void
+do_read (int s, void *ptr, size_t total_size)
+{
+	int nread;
+	size_t already_read = 0, remaining = total_size;
+	char *tmp_ptr;
+	
+	while (already_read < total_size) {
+		nread = recv (s, ptr, remaining, 0);
+
+		if (nread == 0) {
+			close (s);
+			continue;
+		}
+		
+		if (nread <= 0) {
+			glibtop_error_io ("recv");
+			return;
+		}
+		
+		already_read += nread;
+		remaining -= nread;
+		/* (char *) ptr += nread; */
+		tmp_ptr = ptr;
+		tmp_ptr += nread;
+		ptr = tmp_ptr;
+	}
+}
+
+void
+glibtop_read_l (glibtop *server, size_t size, void *buf)
+{
+	int ret = 0;
+
+	glibtop_init_r (&server, 0, 0);
+
+#ifdef DEBUG
+	fprintf (stderr, "LIBRARY: really reading %d bytes.\n", size);
+#endif
+
+	if (server->socket) {
+		do_read (server->socket, buf, size);
+	} else {
+		ret = read (server->input [0], buf, size);
+	}
+
+	if (ret < 0)
+		glibtop_error_io_r (server, _("read %d bytes"), size);
+}