From 1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5 Mon Sep 17 00:00:00 2001 From: Vincent Ambo Date: Sat, 11 Jan 2020 23:36:56 +0000 Subject: Squashed 'third_party/git/' content from commit cb71568594 git-subtree-dir: third_party/git git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7 --- midx.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 midx.h (limited to 'midx.h') diff --git a/midx.h b/midx.h new file mode 100644 index 000000000000..f0ae656b5d76 --- /dev/null +++ b/midx.h @@ -0,0 +1,58 @@ +#ifndef MIDX_H +#define MIDX_H + +#include "repository.h" + +struct object_id; +struct pack_entry; +struct repository; + +#define GIT_TEST_MULTI_PACK_INDEX "GIT_TEST_MULTI_PACK_INDEX" + +struct multi_pack_index { + struct multi_pack_index *next; + + int fd; + + const unsigned char *data; + size_t data_len; + + uint32_t signature; + unsigned char version; + unsigned char hash_len; + unsigned char num_chunks; + uint32_t num_packs; + uint32_t num_objects; + + int local; + + const unsigned char *chunk_pack_names; + const uint32_t *chunk_oid_fanout; + const unsigned char *chunk_oid_lookup; + const unsigned char *chunk_object_offsets; + const unsigned char *chunk_large_offsets; + + const char **pack_names; + struct packed_git **packs; + char object_dir[FLEX_ARRAY]; +}; + +struct multi_pack_index *load_multi_pack_index(const char *object_dir, int local); +int prepare_midx_pack(struct repository *r, struct multi_pack_index *m, uint32_t pack_int_id); +int bsearch_midx(const struct object_id *oid, struct multi_pack_index *m, uint32_t *result); +struct object_id *nth_midxed_object_oid(struct object_id *oid, + struct multi_pack_index *m, + uint32_t n); +int fill_midx_entry(struct repository *r, const struct object_id *oid, struct pack_entry *e, struct multi_pack_index *m); +int midx_contains_pack(struct multi_pack_index *m, const char *idx_or_pack_name); +int prepare_multi_pack_index_one(struct repository *r, const char *object_dir, int local); + +int write_midx_file(const char *object_dir); +void clear_midx_file(struct repository *r); +int verify_midx_file(struct repository *r, const char *object_dir); +int expire_midx_packs(struct repository *r, const char *object_dir); +int midx_repack(struct repository *r, const char *object_dir, size_t batch_size); + +void close_midx(struct multi_pack_index *m); + +#endif -- cgit 1.4.1