journal: add missing compress.[ch]

[elogind.git] / src / journal / compress.h

diff --git a/src/journal/compress.h b/src/journal/compress.h
new file mode 100644 (file)
index 0000000..f187a6e
--- /dev/null
+++ b/src/journal/compress.h
@@ -0,0 +1,38 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#ifndef foocompresshfoo
+#define foocompresshfoo
+
+/***
+  This file is part of systemd.
+
+  Copyright 2011 Lennart Poettering
+
+  systemd 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.
+
+  systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+bool compress_blob(const void *src, uint64_t src_size, void *dst, uint64_t *dst_size);
+
+bool uncompress_blob(const void *src, uint64_t src_size,
+                     void **dst, uint64_t *dst_alloc_size, uint64_t* dst_size);
+
+bool uncompress_startswith(const void *src, uint64_t src_size,
+                           void **buffer, uint64_t *buffer_size,
+                           const void *prefix, uint64_t prefix_len,
+                           uint8_t extra);
+
+#endif