/*

 * 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_stream_h__

#define INCLUDE_sys_git_stream_h__

#include "git2/common.h"

#include "git2/types.h"

#include "git2/proxy.h"

GIT_BEGIN_DECL

#define GIT_STREAM_VERSION 1

/**

 * Every stream must have this struct as its first element, so the

 * API can talk to it. You'd define your stream as

 *

 *     struct my_stream {

 *             git_stream parent;

 *             ...

 *     }

 *

 * and fill the functions

 */

typedef struct git_stream {

	int version;

	int encrypted;

	int proxy_support;

	int (*connect)(struct git_stream *);

	int (*certificate)(git_cert **, struct git_stream *);

	int (*set_proxy)(struct git_stream *, const git_proxy_options *proxy_opts);

	ssize_t (*read)(struct git_stream *, void *, size_t);

	ssize_t (*write)(struct git_stream *, const char *, size_t, int);

	int (*close)(struct git_stream *);

	void (*free)(struct git_stream *);

} git_stream;

typedef int (*git_stream_cb)(git_stream **out, const char *host, const char *port);

/**

 * Register a TLS stream constructor for the library to use

 *

 * If a constructor is already set, it will be overwritten. Pass

 * `NULL` in order to deregister the current constructor.

 *

 * @param ctor the constructor to use

 * @return 0 or an error code

 */

GIT_EXTERN(int) git_stream_register_tls(git_stream_cb ctor);

GIT_END_DECL

#endif