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-rw-r--r--list-objects-filter-options.h92
1 files changed, 92 insertions, 0 deletions
diff --git a/list-objects-filter-options.h b/list-objects-filter-options.h
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+#ifndef LIST_OBJECTS_FILTER_OPTIONS_H
+#define LIST_OBJECTS_FILTER_OPTIONS_H
+
+#include "parse-options.h"
+#include "strbuf.h"
+
+/*
+ * The list of defined filters for list-objects.
+ */
+enum list_objects_filter_choice {
+	LOFC_DISABLED = 0,
+	LOFC_BLOB_NONE,
+	LOFC_BLOB_LIMIT,
+	LOFC_TREE_DEPTH,
+	LOFC_SPARSE_OID,
+	LOFC__COUNT /* must be last */
+};
+
+struct list_objects_filter_options {
+	/*
+	 * 'filter_spec' is the raw argument value given on the command line
+	 * or protocol request.  (The part after the "--keyword=".)  For
+	 * commands that launch filtering sub-processes, or for communication
+	 * over the network, don't use this value; use the result of
+	 * expand_list_objects_filter_spec() instead.
+	 */
+	char *filter_spec;
+
+	/*
+	 * 'choice' is determined by parsing the filter-spec.  This indicates
+	 * the filtering algorithm to use.
+	 */
+	enum list_objects_filter_choice choice;
+
+	/*
+	 * Choice is LOFC_DISABLED because "--no-filter" was requested.
+	 */
+	unsigned int no_filter : 1;
+
+	/*
+	 * Parsed values (fields) from within the filter-spec.  These are
+	 * choice-specific; not all values will be defined for any given
+	 * choice.
+	 */
+	struct object_id *sparse_oid_value;
+	unsigned long blob_limit_value;
+	unsigned long tree_exclude_depth;
+};
+
+/* Normalized command line arguments */
+#define CL_ARG__FILTER "filter"
+
+int parse_list_objects_filter(
+	struct list_objects_filter_options *filter_options,
+	const char *arg);
+
+int opt_parse_list_objects_filter(const struct option *opt,
+				  const char *arg, int unset);
+
+#define OPT_PARSE_LIST_OBJECTS_FILTER(fo) \
+	{ OPTION_CALLBACK, 0, CL_ARG__FILTER, fo, N_("args"), \
+	  N_("object filtering"), 0, \
+	  opt_parse_list_objects_filter }
+
+/*
+ * Translates abbreviated numbers in the filter's filter_spec into their
+ * fully-expanded forms (e.g., "limit:blob=1k" becomes "limit:blob=1024").
+ *
+ * This form should be used instead of the raw filter_spec field when
+ * communicating with a remote process or subprocess.
+ */
+void expand_list_objects_filter_spec(
+	const struct list_objects_filter_options *filter,
+	struct strbuf *expanded_spec);
+
+void list_objects_filter_release(
+	struct list_objects_filter_options *filter_options);
+
+static inline void list_objects_filter_set_no_filter(
+	struct list_objects_filter_options *filter_options)
+{
+	list_objects_filter_release(filter_options);
+	filter_options->no_filter = 1;
+}
+
+void partial_clone_register(
+	const char *remote,
+	const struct list_objects_filter_options *filter_options);
+void partial_clone_get_default_filter_spec(
+	struct list_objects_filter_options *filter_options);
+
+#endif /* LIST_OBJECTS_FILTER_OPTIONS_H */