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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:31:19 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:31:19 +0000
commit6e33fee6f4a7e2041dd276995b402ca036fcab14 (patch)
tree85be5c41f2715d7d4d24cfa220197f1e2c778259 /lib/utils_io.h
parentInitial commit. (diff)
downloadcryptsetup-6e33fee6f4a7e2041dd276995b402ca036fcab14.tar.xz
cryptsetup-6e33fee6f4a7e2041dd276995b402ca036fcab14.zip
Adding upstream version 2:2.1.0.upstream/2%2.1.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/utils_io.h')
-rw-r--r--lib/utils_io.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/lib/utils_io.h b/lib/utils_io.h
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+/*
+ * utils - miscellaneous I/O utilities for cryptsetup
+ *
+ * Copyright (C) 2004 Jana Saout <jana@saout.de>
+ * Copyright (C) 2004-2007 Clemens Fruhwirth <clemens@endorphin.org>
+ * Copyright (C) 2009-2019 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2019 Milan Broz
+ *
+ * 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; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef _CRYPTSETUP_UTILS_IO_H
+#define _CRYPTSETUP_UTILS_IO_H
+
+#include <sys/types.h>
+
+ssize_t read_buffer(int fd, void *buf, size_t length);
+ssize_t read_buffer_intr(int fd, void *buf, size_t length, volatile int *quit);
+ssize_t write_buffer(int fd, const void *buf, size_t length);
+ssize_t write_buffer_intr(int fd, const void *buf, size_t length, volatile int *quit);
+ssize_t write_blockwise(int fd, size_t bsize, size_t alignment,
+ void *orig_buf, size_t length);
+ssize_t read_blockwise(int fd, size_t bsize, size_t alignment,
+ void *orig_buf, size_t length);
+ssize_t write_lseek_blockwise(int fd, size_t bsize, size_t alignment,
+ void *buf, size_t length, off_t offset);
+ssize_t read_lseek_blockwise(int fd, size_t bsize, size_t alignment,
+ void *buf, size_t length, off_t offset);
+
+#endif