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[git] / list-objects-filter-options.h
1 #ifndef LIST_OBJECTS_FILTER_OPTIONS_H
2 #define LIST_OBJECTS_FILTER_OPTIONS_H
3
4 #include "parse-options.h"
5 #include "strbuf.h"
6
7 /*
8  * The list of defined filters for list-objects.
9  */
10 enum list_objects_filter_choice {
11         LOFC_DISABLED = 0,
12         LOFC_BLOB_NONE,
13         LOFC_BLOB_LIMIT,
14         LOFC_TREE_DEPTH,
15         LOFC_SPARSE_OID,
16         LOFC_SPARSE_PATH,
17         LOFC__COUNT /* must be last */
18 };
19
20 struct list_objects_filter_options {
21         /*
22          * 'filter_spec' is the raw argument value given on the command line
23          * or protocol request.  (The part after the "--keyword=".)  For
24          * commands that launch filtering sub-processes, or for communication
25          * over the network, don't use this value; use the result of
26          * expand_list_objects_filter_spec() instead.
27          */
28         char *filter_spec;
29
30         /*
31          * 'choice' is determined by parsing the filter-spec.  This indicates
32          * the filtering algorithm to use.
33          */
34         enum list_objects_filter_choice choice;
35
36         /*
37          * Choice is LOFC_DISABLED because "--no-filter" was requested.
38          */
39         unsigned int no_filter : 1;
40
41         /*
42          * Parsed values (fields) from within the filter-spec.  These are
43          * choice-specific; not all values will be defined for any given
44          * choice.
45          */
46         struct object_id *sparse_oid_value;
47         char *sparse_path_value;
48         unsigned long blob_limit_value;
49         unsigned long tree_exclude_depth;
50 };
51
52 /* Normalized command line arguments */
53 #define CL_ARG__FILTER "filter"
54
55 int parse_list_objects_filter(
56         struct list_objects_filter_options *filter_options,
57         const char *arg);
58
59 int opt_parse_list_objects_filter(const struct option *opt,
60                                   const char *arg, int unset);
61
62 #define OPT_PARSE_LIST_OBJECTS_FILTER(fo) \
63         { OPTION_CALLBACK, 0, CL_ARG__FILTER, fo, N_("args"), \
64           N_("object filtering"), 0, \
65           opt_parse_list_objects_filter }
66
67 /*
68  * Translates abbreviated numbers in the filter's filter_spec into their
69  * fully-expanded forms (e.g., "limit:blob=1k" becomes "limit:blob=1024").
70  *
71  * This form should be used instead of the raw filter_spec field when
72  * communicating with a remote process or subprocess.
73  */
74 void expand_list_objects_filter_spec(
75         const struct list_objects_filter_options *filter,
76         struct strbuf *expanded_spec);
77
78 void list_objects_filter_release(
79         struct list_objects_filter_options *filter_options);
80
81 static inline void list_objects_filter_set_no_filter(
82         struct list_objects_filter_options *filter_options)
83 {
84         list_objects_filter_release(filter_options);
85         filter_options->no_filter = 1;
86 }
87
88 void partial_clone_register(
89         const char *remote,
90         const struct list_objects_filter_options *filter_options);
91 void partial_clone_get_default_filter_spec(
92         struct list_objects_filter_options *filter_options);
93
94 #endif /* LIST_OBJECTS_FILTER_OPTIONS_H */