Merge pull request #6203 from libgit2/ethomson/fetch_by_oid

Fetch by object id

2 files changed, 41 insertions, 0 deletions

diff --git a/include/git2/sys/remote.h b/include/git2/sys/remote.h
new file mode 100644
index 000000000..dd243ca55
--- /dev/null
+++ b/include/git2/sys/remote.h
@@ -0,0 +1,31 @@
+/*
+ * 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_sys_git_remote_h
+#define INCLUDE_sys_git_remote_h
+
+/**
+ * @file git2/sys/remote.h
+ * @brief Low-level remote functionality for custom transports
+ * @defgroup git_remote Low-level remote functionality
+ * @ingroup Git
+ * @{
+*/
+
+GIT_BEGIN_DECL
+
+typedef enum {
+	/** Remote supports fetching an advertised object by ID. */
+	GIT_REMOTE_CAPABILITY_TIP_OID = (1 << 0),
+
+	/** Remote supports fetching an individual reachable object. */
+	GIT_REMOTE_CAPABILITY_REACHABLE_OID = (1 << 1),
+} git_remote_capability_t;
+
+/** @} */
+GIT_END_DECL
+#endif
diff --git a/include/git2/sys/transport.h b/include/git2/sys/transport.h
index 89e687649..f0c2a3eab 100644
--- a/include/git2/sys/transport.h
+++ b/include/git2/sys/transport.h
@@ -47,6 +47,16 @@ struct git_transport {
 		const git_remote_connect_options *connect_opts);
 
 	/**
+	 * Gets the capabilities for this remote repository.
+	 *
+	 * This function may be called after a successful call to
+	 * `connect()`.
+	 */
+	int GIT_CALLBACK(capabilities)(
+		unsigned int *capabilities,
+		git_transport *transport);
+
+	/**
 	 * Get the list of available references in the remote repository.
 	 *
 	 * This function may be called after a successful call to