#ifndef PULL_H
#define PULL_H
-/** To be provided by the particular implementation. **/
+/*
+ * Fetch object given SHA1 from the remote, and store it locally under
+ * GIT_OBJECT_DIRECTORY. Return 0 on success, -1 on failure. To be
+ * provided by the particular implementation.
+ */
extern int fetch(unsigned char *sha1);
-/** Set to fetch the target tree. */
+/*
+ * Fetch ref (relative to $GIT_DIR/refs) from the remote, and store
+ * the 20-byte SHA1 in sha1. Return 0 on success, -1 on failure. To
+ * be provided by the particular implementation.
+ */
+extern int fetch_ref(char *ref, unsigned char *sha1);
+
+/* If set, the ref filename to write the target value to. */
+extern const char *write_ref;
+
+/* If set, the hash that the current value of write_ref must be. */
+extern const unsigned char *current_ref;
+
+/* Set to fetch the target tree. */
extern int get_tree;
-/** Set to fetch the commit history. */
+/* Set to fetch the commit history. */
extern int get_history;
-/** Set to fetch the trees in the commit history. **/
+/* Set to fetch the trees in the commit history. */
extern int get_all;
-/* Set to zero to skip the check for delta object base. */
-extern int get_delta;
-
/* Set to be verbose */
extern int get_verbosely;