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Commit | Line | Data |
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1b0c7174 JH |
1 | #ifndef TREE_WALK_H |
2 | #define TREE_WALK_H | |
3 | ||
ea82b2a0 | 4 | #include "cache.h" |
ef3ca954 | 5 | |
1b0c7174 | 6 | struct name_entry { |
ea82b2a0 | 7 | struct object_id oid; |
1b0c7174 | 8 | const char *path; |
ea82b2a0 | 9 | int pathlen; |
1b0c7174 | 10 | unsigned int mode; |
1b0c7174 JH |
11 | }; |
12 | ||
4651ece8 LT |
13 | struct tree_desc { |
14 | const void *buffer; | |
15 | struct name_entry entry; | |
16 | unsigned int size; | |
17 | }; | |
18 | ||
ce6663a9 | 19 | static inline const struct object_id *tree_entry_extract(struct tree_desc *desc, const char **pathp, unsigned int *modep) |
4651ece8 LT |
20 | { |
21 | *pathp = desc->entry.path; | |
7146e66f | 22 | *modep = desc->entry.mode; |
ea82b2a0 | 23 | return &desc->entry.oid; |
4651ece8 LT |
24 | } |
25 | ||
0de16337 | 26 | static inline int tree_entry_len(const struct name_entry *ne) |
304de2d2 | 27 | { |
ea82b2a0 | 28 | return ne->pathlen; |
304de2d2 LT |
29 | } |
30 | ||
8354fa3d DT |
31 | /* |
32 | * The _gently versions of these functions warn and return false on a | |
33 | * corrupt tree entry rather than dying, | |
34 | */ | |
35 | ||
1b0c7174 | 36 | void update_tree_entry(struct tree_desc *); |
8354fa3d | 37 | int update_tree_entry_gently(struct tree_desc *); |
6fda5e51 | 38 | void init_tree_desc(struct tree_desc *desc, const void *buf, unsigned long size); |
8354fa3d | 39 | int init_tree_desc_gently(struct tree_desc *desc, const void *buf, unsigned long size); |
1b0c7174 | 40 | |
2244eab0 EN |
41 | /* |
42 | * Helper function that does both tree_entry_extract() and update_tree_entry() | |
43 | * and returns true for success | |
44 | */ | |
4c068a98 | 45 | int tree_entry(struct tree_desc *, struct name_entry *); |
8354fa3d | 46 | int tree_entry_gently(struct tree_desc *, struct name_entry *); |
4c068a98 | 47 | |
5c377d3d | 48 | void *fill_tree_descriptor(struct tree_desc *desc, const struct object_id *oid); |
1b0c7174 | 49 | |
40d934df | 50 | struct traverse_info; |
91e4f036 | 51 | typedef int (*traverse_callback_t)(int n, unsigned long mask, unsigned long dirmask, struct name_entry *entry, struct traverse_info *); |
67022e02 | 52 | int traverse_trees(struct index_state *istate, int n, struct tree_desc *t, struct traverse_info *info); |
1b0c7174 | 53 | |
d1dd94b3 | 54 | enum get_oid_result get_tree_entry_follow_symlinks(struct object_id *tree_oid, const char *name, struct object_id *result, struct strbuf *result_path, unsigned *mode); |
275721c2 | 55 | |
40d934df | 56 | struct traverse_info { |
d9c2bd56 | 57 | const char *traverse_path; |
40d934df LT |
58 | struct traverse_info *prev; |
59 | struct name_entry name; | |
60 | int pathlen; | |
2842c0f9 | 61 | struct pathspec *pathspec; |
40d934df | 62 | |
603d2498 | 63 | unsigned long df_conflicts; |
40d934df LT |
64 | traverse_callback_t fn; |
65 | void *data; | |
e6c111b4 | 66 | int show_all_errors; |
40d934df | 67 | }; |
1b0c7174 | 68 | |
916bc35b | 69 | int get_tree_entry(const struct object_id *, const char *, struct object_id *, unsigned *); |
40d934df LT |
70 | extern char *make_traverse_path(char *path, const struct traverse_info *info, const struct name_entry *n); |
71 | extern void setup_traverse_info(struct traverse_info *info, const char *base); | |
72 | ||
73 | static inline int traverse_path_len(const struct traverse_info *info, const struct name_entry *n) | |
74 | { | |
0de16337 | 75 | return info->pathlen + tree_entry_len(n); |
40d934df | 76 | } |
4dcff634 | 77 | |
d688cf07 NTND |
78 | /* in general, positive means "kind of interesting" */ |
79 | enum interesting { | |
80 | all_entries_not_interesting = -1, /* no, and no subsequent entries will be either */ | |
81 | entry_not_interesting = 0, | |
82 | entry_interesting = 1, | |
83 | all_entries_interesting = 2 /* yes, and all subsequent entries will be */ | |
84 | }; | |
85 | ||
67022e02 NTND |
86 | enum interesting tree_entry_interesting(struct index_state *istate, |
87 | const struct name_entry *, | |
88 | struct strbuf *, int, | |
89 | const struct pathspec *ps); | |
2c389fc8 | 90 | |
1b0c7174 | 91 | #endif |