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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_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 */