git/reftable/constants.h
Han-Wen Nienhuys e303bf22f9 reftable: (de)serialization for the polymorphic record type.
The reftable format is structured as a sequence of blocks, and each block
contains a sequence of prefix-compressed key-value records. There are 4 types of
records, and they have similarities in how they must be handled. This is
achieved by introducing a polymorphic 'record' type that encapsulates ref, log,
index and object records.

Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-10-08 10:45:48 -07:00

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C

/*
Copyright 2020 Google LLC
Use of this source code is governed by a BSD-style
license that can be found in the LICENSE file or at
https://developers.google.com/open-source/licenses/bsd
*/
#ifndef CONSTANTS_H
#define CONSTANTS_H
#define BLOCK_TYPE_LOG 'g'
#define BLOCK_TYPE_INDEX 'i'
#define BLOCK_TYPE_REF 'r'
#define BLOCK_TYPE_OBJ 'o'
#define BLOCK_TYPE_ANY 0
#define MAX_RESTARTS ((1 << 16) - 1)
#define DEFAULT_BLOCK_SIZE 4096
#endif