1 files changed, 70 insertions, 15 deletions

diff --git a/src/refs.h b/src/refs.h
index dfac455e0..f75a4bf7e 100644
--- a/src/refs.h
+++ b/src/refs.h
@@ -1,46 +1,101 @@
+/*
+ * Copyright (C) the libgit2 contributors. All rights reserved.
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
 #ifndef INCLUDE_refs_h__
 #define INCLUDE_refs_h__
 
 #include "common.h"
 #include "git2/oid.h"
 #include "git2/refs.h"
-#include "hashtable.h"
+#include "git2/refdb.h"
+#include "strmap.h"
+#include "buffer.h"
+#include "oid.h"
 
 #define GIT_REFS_DIR "refs/"
 #define GIT_REFS_HEADS_DIR GIT_REFS_DIR "heads/"
 #define GIT_REFS_TAGS_DIR GIT_REFS_DIR "tags/"
 #define GIT_REFS_REMOTES_DIR GIT_REFS_DIR "remotes/"
+#define GIT_REFS_NOTES_DIR GIT_REFS_DIR "notes/"
+#define GIT_REFS_DIR_MODE 0777
+#define GIT_REFS_FILE_MODE 0666
 
 #define GIT_RENAMED_REF_FILE GIT_REFS_DIR "RENAMED-REF"
 
 #define GIT_SYMREF "ref: "
 #define GIT_PACKEDREFS_FILE "packed-refs"
-#define GIT_PACKEDREFS_HEADER "# pack-refs with: peeled "
+#define GIT_PACKEDREFS_HEADER "# pack-refs with: peeled fully-peeled "
+#define GIT_PACKEDREFS_FILE_MODE 0666
 
 #define GIT_HEAD_FILE "HEAD"
+#define GIT_ORIG_HEAD_FILE "ORIG_HEAD"
+#define GIT_FETCH_HEAD_FILE "FETCH_HEAD"
 #define GIT_MERGE_HEAD_FILE "MERGE_HEAD"
+#define GIT_REVERT_HEAD_FILE "REVERT_HEAD"
+#define GIT_CHERRY_PICK_HEAD_FILE "CHERRY_PICK_HEAD"
+#define GIT_BISECT_LOG_FILE "BISECT_LOG"
+#define GIT_REBASE_MERGE_DIR "rebase-merge/"
+#define GIT_REBASE_MERGE_INTERACTIVE_FILE GIT_REBASE_MERGE_DIR "interactive"
+#define GIT_REBASE_APPLY_DIR "rebase-apply/"
+#define GIT_REBASE_APPLY_REBASING_FILE GIT_REBASE_APPLY_DIR "rebasing"
+#define GIT_REBASE_APPLY_APPLYING_FILE GIT_REBASE_APPLY_DIR "applying"
 #define GIT_REFS_HEADS_MASTER_FILE GIT_REFS_HEADS_DIR "master"
 
+#define GIT_STASH_FILE "stash"
+#define GIT_REFS_STASH_FILE GIT_REFS_DIR GIT_STASH_FILE
+
+#define GIT_REF_FORMAT__PRECOMPOSE_UNICODE	(1u << 16)
+
 #define GIT_REFNAME_MAX 1024
 
+typedef char git_refname_t[GIT_REFNAME_MAX];
+
 struct git_reference {
-	git_repository *owner;
-	char *name;
-	unsigned int type;
-	time_t mtime;
+	git_refdb *db;
+	git_ref_t type;
+
+	union {
+		git_oid oid;
+		char *symbolic;
+	} target;
+
+	git_oid peel;
+	char name[0];
 };
 
-typedef struct {
-	git_hashtable *packfile;
-	git_hashtable *loose_cache;
-	time_t packfile_time;
-} git_refcache;
+git_reference *git_reference__set_name(git_reference *ref, const char *name);
 
+int git_reference__normalize_name(git_buf *buf, const char *name, unsigned int flags);
+int git_reference__update_terminal(git_repository *repo, const char *ref_name, const git_oid *oid, const git_signature *signature, const char *log_message);
+int git_reference__is_valid_name(const char *refname, unsigned int flags);
+int git_reference__is_branch(const char *ref_name);
+int git_reference__is_remote(const char *ref_name);
+int git_reference__is_tag(const char *ref_name);
 
-void git_repository__refcache_free(git_refcache *refs);
-int git_repository__refcache_init(git_refcache *refs);
+/**
+ * Lookup a reference by name and try to resolve to an OID.
+ *
+ * You can control how many dereferences this will attempt to resolve the
+ * reference with the `max_deref` parameter, or pass -1 to use a sane
+ * default.  If you pass 0 for `max_deref`, this will not attempt to resolve
+ * the reference.  For any value of `max_deref` other than 0, not
+ * successfully resolving the reference will be reported as an error.
 
-int git_reference__normalize_name(char *buffer_out, size_t out_size, const char *name);
-int git_reference__normalize_name_oid(char *buffer_out, size_t out_size, const char *name);
+ * The generated reference must be freed by the user.
+ *
+ * @param reference_out Pointer to the looked-up reference
+ * @param repo The repository to look up the reference
+ * @param name The long name for the reference (e.g. HEAD, ref/heads/master, refs/tags/v0.1.0, ...)
+ * @param max_deref Maximum number of dereferences to make of symbolic refs, 0 means simple lookup, < 0 means use default reasonable value
+ * @return 0 on success or < 0 on error; not being able to resolve the reference is an error unless 0 was passed for max_deref
+ */
+int git_reference_lookup_resolved(
+	git_reference **reference_out,
+	git_repository *repo,
+	const char *name,
+	int max_deref);
 
 #endif