1 #ifndef PATCH_IDS_H
2 #define PATCH_IDS_H
3 
4 #include "diff.h"
5 #include "hashmap.h"
6 
7 struct commit;
8 struct object_id;
9 struct repository;
10 
11 struct patch_id {
12 	struct hashmap_entry ent;
13 	struct object_id patch_id;
14 	struct commit *commit;
15 };
16 
17 struct patch_ids {
18 	struct hashmap patches;
19 	struct diff_options diffopts;
20 };
21 
22 int commit_patch_id(struct commit *commit, struct diff_options *options,
23 		    struct object_id *oid, int, int);
24 int init_patch_ids(struct repository *, struct patch_ids *);
25 int free_patch_ids(struct patch_ids *);
26 
27 /* Add a patch_id for a single commit to the set. */
28 struct patch_id *add_commit_patch_id(struct commit *, struct patch_ids *);
29 
30 /* Returns true if the patch-id of "commit" is present in the set. */
31 int has_commit_patch_id(struct commit *commit, struct patch_ids *);
32 
33 /*
34  * Iterate over all commits in the set whose patch id matches that of
35  * "commit", like:
36  *
37  *   struct patch_id *cur;
38  *   for (cur = patch_id_iter_first(commit, ids);
39  *        cur;
40  *        cur = patch_id_iter_next(cur, ids) {
41  *           ... look at cur->commit
42  *   }
43  */
44 struct patch_id *patch_id_iter_first(struct commit *commit, struct patch_ids *);
45 struct patch_id *patch_id_iter_next(struct patch_id *cur, struct patch_ids *);
46 
47 #endif /* PATCH_IDS_H */
48