| #ifndef COMMIT_GRAPH_H |
| #define COMMIT_GRAPH_H |
| |
| #include "git-compat-util.h" |
| #include "repository.h" |
| #include "string-list.h" |
| #include "cache.h" |
| |
| struct commit; |
| |
| char *get_commit_graph_filename(const char *obj_dir); |
| |
| /* |
| * Given a commit struct, try to fill the commit struct info, including: |
| * 1. tree object |
| * 2. date |
| * 3. parents. |
| * |
| * Returns 1 if and only if the commit was found in the packed graph. |
| * |
| * See parse_commit_buffer() for the fallback after this call. |
| */ |
| int parse_commit_in_graph(struct repository *r, struct commit *item); |
| |
| /* |
| * It is possible that we loaded commit contents from the commit buffer, |
| * but we also want to ensure the commit-graph content is correctly |
| * checked and filled. Fill the graph_pos and generation members of |
| * the given commit. |
| */ |
| void load_commit_graph_info(struct repository *r, struct commit *item); |
| |
| struct tree *get_commit_tree_in_graph(struct repository *r, |
| const struct commit *c); |
| |
| struct commit_graph { |
| int graph_fd; |
| |
| const unsigned char *data; |
| size_t data_len; |
| |
| unsigned char hash_len; |
| unsigned char num_chunks; |
| uint32_t num_commits; |
| struct object_id oid; |
| |
| const uint32_t *chunk_oid_fanout; |
| const unsigned char *chunk_oid_lookup; |
| const unsigned char *chunk_commit_data; |
| const unsigned char *chunk_large_edges; |
| }; |
| |
| struct commit_graph *load_commit_graph_one(const char *graph_file); |
| |
| void write_commit_graph_reachable(const char *obj_dir, int append); |
| void write_commit_graph(const char *obj_dir, |
| struct string_list *pack_indexes, |
| struct string_list *commit_hex, |
| int append); |
| |
| int verify_commit_graph(struct repository *r, struct commit_graph *g); |
| |
| void free_commit_graph(struct commit_graph *); |
| |
| #endif |