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