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comparison mercurial/revlogutils/constants.py @ 48500:c5d6c874766a

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rank: actually persist revision's rank in changelog-v2 The changelog v2 format is now persisting whatever "rank" value is recorded. However keep in mind that for we do not record any value. Differential Revision: https://phab.mercurial-scm.org/D11937
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Wed, 15 Dec 2021 15:28:41 +0100
parents 52034c42c09d
children 6000f5b25c9b
comparison
equal deleted inserted replaced
48499:52034c42c09d 48500:c5d6c874766a
190 # 4 bytes: parent 2 rev 190 # 4 bytes: parent 2 rev
191 # 32 bytes: nodeid 191 # 32 bytes: nodeid
192 # 8 bytes: sidedata offset 192 # 8 bytes: sidedata offset
193 # 4 bytes: sidedata compressed length 193 # 4 bytes: sidedata compressed length
194 # 1 bytes: compression mode (2 lower bit are data_compression_mode) 194 # 1 bytes: compression mode (2 lower bit are data_compression_mode)
195 # 27 bytes: Padding to align to 96 bytes (see RevlogV2Plan wiki page) 195 # 4 bytes: changeset rank (i.e. `len(::REV)`)
196 INDEX_ENTRY_CL_V2 = struct.Struct(b">Qiiii20s12xQiB27x") 196 # 23 bytes: Padding to align to 96 bytes (see RevlogV2Plan wiki page)
197 INDEX_ENTRY_CL_V2 = struct.Struct(b">Qiiii20s12xQiBi23x")
197 assert INDEX_ENTRY_CL_V2.size == 32 * 3, INDEX_ENTRY_CL_V2.size 198 assert INDEX_ENTRY_CL_V2.size == 32 * 3, INDEX_ENTRY_CL_V2.size
198 INDEX_ENTRY_V2_IDX_OFFSET = 0 199 INDEX_ENTRY_V2_IDX_OFFSET = 0
199 INDEX_ENTRY_V2_IDX_COMPRESSED_LENGTH = 1 200 INDEX_ENTRY_V2_IDX_COMPRESSED_LENGTH = 1
200 INDEX_ENTRY_V2_IDX_UNCOMPRESSED_LENGTH = 2 201 INDEX_ENTRY_V2_IDX_UNCOMPRESSED_LENGTH = 2
201 INDEX_ENTRY_V2_IDX_PARENT_1 = 3 202 INDEX_ENTRY_V2_IDX_PARENT_1 = 3
202 INDEX_ENTRY_V2_IDX_PARENT_2 = 4 203 INDEX_ENTRY_V2_IDX_PARENT_2 = 4
203 INDEX_ENTRY_V2_IDX_NODEID = 5 204 INDEX_ENTRY_V2_IDX_NODEID = 5
204 INDEX_ENTRY_V2_IDX_SIDEDATA_OFFSET = 6 205 INDEX_ENTRY_V2_IDX_SIDEDATA_OFFSET = 6
205 INDEX_ENTRY_V2_IDX_SIDEDATA_COMPRESSED_LENGTH = 7 206 INDEX_ENTRY_V2_IDX_SIDEDATA_COMPRESSED_LENGTH = 7
206 INDEX_ENTRY_V2_IDX_COMPRESSION_MODE = 8 207 INDEX_ENTRY_V2_IDX_COMPRESSION_MODE = 8
208 INDEX_ENTRY_V2_IDX_RANK = 9
207 209
208 # revlog index flags 210 # revlog index flags
209 211
210 # For historical reasons, revlog's internal flags were exposed via the 212 # For historical reasons, revlog's internal flags were exposed via the
211 # wire protocol and are even exposed in parts of the storage APIs. 213 # wire protocol and are even exposed in parts of the storage APIs.