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-rw-r--r--midx.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/midx.h b/midx.h
new file mode 100644
index 0000000..774f652
--- /dev/null
+++ b/midx.h
@@ -0,0 +1,55 @@
+#ifndef MIDX_H
+#define MIDX_H
+
+#include "repository.h"
+
+struct object_id;
+struct pack_entry;
+
+#define GIT_TEST_MULTI_PACK_INDEX "GIT_TEST_MULTI_PACK_INDEX"
+
+struct multi_pack_index {
+ struct multi_pack_index *next;
+
+ int fd;
+
+ const unsigned char *data;
+ size_t data_len;
+
+ uint32_t signature;
+ unsigned char version;
+ unsigned char hash_len;
+ unsigned char num_chunks;
+ uint32_t num_packs;
+ uint32_t num_objects;
+
+ int local;
+
+ const unsigned char *chunk_pack_names;
+ const uint32_t *chunk_oid_fanout;
+ const unsigned char *chunk_oid_lookup;
+ const unsigned char *chunk_object_offsets;
+ const unsigned char *chunk_large_offsets;
+
+ const char **pack_names;
+ struct packed_git **packs;
+ char object_dir[FLEX_ARRAY];
+};
+
+struct multi_pack_index *load_multi_pack_index(const char *object_dir, int local);
+int prepare_midx_pack(struct multi_pack_index *m, uint32_t pack_int_id);
+int bsearch_midx(const struct object_id *oid, struct multi_pack_index *m, uint32_t *result);
+struct object_id *nth_midxed_object_oid(struct object_id *oid,
+ struct multi_pack_index *m,
+ uint32_t n);
+int fill_midx_entry(const struct object_id *oid, struct pack_entry *e, struct multi_pack_index *m);
+int midx_contains_pack(struct multi_pack_index *m, const char *idx_name);
+int prepare_multi_pack_index_one(struct repository *r, const char *object_dir, int local);
+
+int write_midx_file(const char *object_dir);
+void clear_midx_file(struct repository *r);
+int verify_midx_file(const char *object_dir);
+
+void close_midx(struct multi_pack_index *m);
+
+#endif