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commit-graph: write Bloom filters to commit graph file

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Update the technical documentation for commit-graph-format with
the formats for the Bloom filter index (BIDX) and Bloom filter
data (BDAT) chunks. Write the computed Bloom filters information
to the commit graph file using this format.

Helped-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Garima Singh <garima.singh@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Garima Singh
2020-04-06 16:59:49 +00:00
committed by Junio C Hamano
parent 3d11275505
commit 76ffbca71a
3 changed files with 147 additions and 1 deletions
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5
commit-graph.h
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@ -11,6 +11,7 @@
#define GIT_TEST_COMMIT_GRAPH_DIE_ON_LOAD "GIT_TEST_COMMIT_GRAPH_DIE_ON_LOAD"
struct commit;
struct bloom_filter_settings;
char *get_commit_graph_filename(struct object_directory *odb);
int open_commit_graph(const char *graph_file, int *fd, struct stat *st);
@ -59,6 +60,10 @@ struct commit_graph {
const unsigned char *chunk_commit_data;
const unsigned char *chunk_extra_edges;
const unsigned char *chunk_base_graphs;
const unsigned char *chunk_bloom_indexes;
const unsigned char *chunk_bloom_data;
struct bloom_filter_settings *bloom_filter_settings;
};
struct commit_graph *load_commit_graph_one_fd_st(int fd, struct stat *st,