/*

 * 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_netops_h__

#define INCLUDE_netops_h__

#include "posix.h"

#include "common.h"

#include "stream.h"

#ifdef GIT_OPENSSL

# include <openssl/ssl.h>

#endif

typedef struct gitno_ssl {

#ifdef GIT_OPENSSL

	SSL *ssl;

#else

	size_t dummy;

#endif

} gitno_ssl;

/* Represents a socket that may or may not be using SSL */

typedef struct gitno_socket {

	GIT_SOCKET socket;

	gitno_ssl ssl;

} gitno_socket;

typedef struct gitno_buffer {

	char *data;

	size_t len;

	size_t offset;

	int (*recv)(struct gitno_buffer *buffer);

	void *cb_data;

} gitno_buffer;

/* Flags to gitno_connect */

enum {

	/* Attempt to create an SSL connection. */

	GITNO_CONNECT_SSL = 1,

};

/**

 * Check if the name in a cert matches the wanted hostname

 *

 * Check if a pattern from a certificate matches the hostname we

 * wanted to connect to according to RFC2818 rules (which specifies

 * HTTP over TLS). Mainly, an asterisk matches anything, but is

 * limited to a single url component.

 *

 * Note that this does not set an error message. It expects the user

 * to provide the message for the user.

 */

int gitno__match_host(const char *pattern, const char *host);

void gitno_buffer_setup_fromstream(git_stream *st, gitno_buffer *buf, char *data, size_t len);

void gitno_buffer_setup_callback(gitno_buffer *buf, char *data, size_t len, int (*recv)(gitno_buffer *buf), void *cb_data);

int gitno_recv(gitno_buffer *buf);

void gitno_consume(gitno_buffer *buf, const char *ptr);

void gitno_consume_n(gitno_buffer *buf, size_t cons);

typedef struct gitno_connection_data {

	char *host;

	char *port;

	char *path;

	char *user;

	char *pass;

	bool use_ssl;

} gitno_connection_data;

/*

 * This replaces all the pointers in `data` with freshly-allocated strings,

 * that the caller is responsible for freeing.

 * `gitno_connection_data_free_ptrs` is good for this.

 */

int gitno_connection_data_from_url(

		gitno_connection_data *data,

		const char *url,

		const char *service_suffix);

/* This frees all the pointers IN the struct, but not the struct itself. */

void gitno_connection_data_free_ptrs(gitno_connection_data *data);

int gitno_extract_url_parts(

		char **host,

		char **port,

		char **path,

		char **username,

		char **password,

		const char *url,

		const char *default_port);

#endif