+// $Id: wrappers-io.hc,v 1.3 2005/07/03 12:33:44 ensc Exp $ --*- c -*--
+
+// Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
+//
+// 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; version 2 of the License.
+//
+// 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 02111-1307, USA.
+
+
+#ifndef H_ENSC_IN_WRAPPERS_H
+# error wrappers_handler.hc can not be used in this way
+#endif
+
+#include <stdbool.h>
+
+inline static UNUSED bool
+WwriteAll(int fd, void const *ptr_v, size_t len, int *err)
+{
+ register char const *ptr = ptr_v;
+
+ if (err) *err = 0;
+
+ while (len>0) {
+ ssize_t res = TEMP_FAILURE_RETRY(write(fd, ptr, len));
+ if (res<=0) {
+ if (err) *err = errno;
+ return false;
+ }
+
+ ptr += res;
+ len -= res;
+ }
+ return true;
+}
+
+inline static UNUSED void
+EwriteAll(int fd, void const *ptr_v, size_t len)
+{
+ register char const *ptr = ptr_v;
+
+ while (len>0) {
+ ssize_t res = TEMP_FAILURE_RETRY(write(fd, ptr, len));
+ FatalErrnoError(res==-1, "write()");
+
+ ptr += res;
+ len -= res;
+ }
+}
+
+
+inline static UNUSED bool
+WreadAll(int fd, void *ptr_v, size_t len, int *err)
+{
+ register char *ptr = ptr_v;
+
+ if (err) *err = 0;
+
+ while (len>0) {
+ ssize_t res = TEMP_FAILURE_RETRY(read(fd, ptr, len));
+ if (res==-1) {
+ if (err) *err = errno;
+ return false;
+ }
+
+ if (res==0) return false;
+
+ ptr += res;
+ len -= res;
+ }
+ return true;
+}
+
+inline static UNUSED bool
+EreadAll(int fd, void *ptr_v, size_t len)
+{
+ register char *ptr = ptr_v;
+
+ while (len>0) {
+ ssize_t res = TEMP_FAILURE_RETRY(read(fd, ptr, len));
+ FatalErrnoError(res==-1, "read()");
+
+ if (res==0) return false;
+
+ ptr += res;
+ len -= res;
+ }
+
+ return true;
+}