ostree/src/libhacktree/hacktree-core.h

90 lines
2.6 KiB
C

/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
*
* Copyright (C) 2011 Colin Walters <walters@verbum.org>
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* Author: Colin Walters <walters@verbum.org>
*/
#ifndef _HACKTREE_CORE
#define _HACKTREE_CORE
#include <htutil.h>
G_BEGIN_DECLS
#define HACKTREE_EMPTY_STRING_SHA256 "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855";
typedef enum {
HACKTREE_OBJECT_TYPE_FILE = 1,
HACKTREE_OBJECT_TYPE_META = 2,
} HacktreeObjectType;
typedef enum {
HACKTREE_SERIALIZED_TREE_VARIANT = 1,
HACKTREE_SERIALIZED_COMMIT_VARIANT = 2,
HACKTREE_SERIALIZED_DIRMETA_VARIANT = 3
} HacktreeSerializedVariantType;
#define HACKTREE_SERIALIZED_VARIANT_FORMAT "(uv)"
#define HACKTREE_DIR_META_VERSION 0
/*
* dirmeta objects:
* u - Version
* u - uid
* u - gid
* u - mode
* ay - xattrs
*/
#define HACKTREE_DIRMETA_GVARIANT_FORMAT "(uuuuay)"
#define HACKTREE_TREE_VERSION 0
/*
* Tree objects:
* u - Version
* a{sv} - Metadata
* a(ss) - array of (filename, checksum) for files
* a(sss) - array of (dirname, tree_checksum, meta_checksum) for directories
*/
#define HACKTREE_TREE_GVARIANT_FORMAT "(ua{sv}a(ss)a(sss)"
#define HACKTREE_COMMIT_VERSION 0
/*
* Commit objects:
* u - Version
* a{sv} - Metadata
* s - parent checksum
* s - subject
* s - body
* t - Timestamp in seconds since the epoch (UTC)
* s - Tree SHA256
*/
#define HACKTREE_COMMIT_GVARIANT_FORMAT "(ua{sv}sssts)"
gboolean hacktree_get_xattrs_for_directory (const char *path,
char **out_xattrs,
gsize *out_len,
GError **error);
gboolean hacktree_stat_and_checksum_file (int dirfd, const char *path,
GChecksum **out_checksum,
struct stat *out_stbuf,
GError **error);
#endif /* _HACKTREE_REPO */