/*-
 * Copyright (c) 2000-2005 MAEKAWA Masahide <maekawa@cvsync.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the author nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef __CVSYNC_H__
#define	__CVSYNC_H__

#define	CVSYNC_MAXCMDLEN	2048
#define	CVSYNC_MAXADDRLEN	128

#define	CVSYNC_DEFAULT_PORT	"7777"

#define	CVSYNC_TMPFILE		".cvsync.XXXXXX"
#define	CVSYNC_TMPFILE_LEN	14	/* == strlen(CVSYNC_TMPFILE) */

#define	CVSYNC_THREAD_FAILURE	((void *)false)
#define	CVSYNC_THREAD_SUCCESS	((void *)true)

#define	CVSYNC_BSIZE		1048576 /* 1MB */

enum {
	CVSYNC_NO_ERROR		= 0x00,
	CVSYNC_ERROR_DENIED	= 0x01,
	CVSYNC_ERROR_LIMITED	= 0x02,
	CVSYNC_ERROR_UNAVAIL	= 0x03,
	CVSYNC_ERROR_UNSPEC	= 0xff
};

enum {
	CVSYNC_COMPRESS_UNSPEC,
	CVSYNC_COMPRESS_NO,
	CVSYNC_COMPRESS_ZLIB
};

enum {
	CVSYNC_COMPRESS_LEVEL_UNSPEC	= -1,
	CVSYNC_COMPRESS_LEVEL_NO	= 0,
	CVSYNC_COMPRESS_LEVEL_SPEED	= 1,
	CVSYNC_COMPRESS_LEVEL_BEST	= 9
};

enum {
	CVSYNC_ERRORMODE_UNSPEC = 0,
	CVSYNC_ERRORMODE_ABORT,
	CVSYNC_ERRORMODE_FIXUP,
	CVSYNC_ERRORMODE_IGNORE
};

enum {
	CVSYNC_LIST_UNKNOWN = 0,

	CVSYNC_LIST_ALL,
	CVSYNC_LIST_RCS,

	CVSYNC_LIST_MAX
};

enum {
	CVSYNC_RELEASE_UNKNOWN = 0,

	CVSYNC_RELEASE_LIST,
	CVSYNC_RELEASE_RCS,

	CVSYNC_RELEASE_MAX
};

struct cvsync_file {
	int	cf_fileno;
	off_t	cf_size;
	time_t	cf_mtime;
	mode_t	cf_mode;

	void	*cf_addr;
	size_t	cf_msize;
};

bool cvsync_init(void);

int cvsync_compress_pton(const char *);
const char *cvsync_compress_ntop(int);
int cvsync_list_pton(const char *);
const char *cvsync_list_ntop(int);
int cvsync_release_pton(const char *);
const char *cvsync_release_ntop(int);

void *cvsync_memdup(void *, size_t);
int cvsync_cmp_pathname(const char *, size_t, const char *, size_t);
struct cvsync_file *cvsync_fopen(const char *);
bool cvsync_fclose(struct cvsync_file *);
bool cvsync_mmap(struct cvsync_file *, off_t, off_t);
bool cvsync_munmap(struct cvsync_file *);
void cvsync_signal(int);
bool cvsync_isinterrupted(void);
bool cvsync_isterminated(void);

bool cvsync_rcs_append_attic(char *, size_t, size_t);
bool cvsync_rcs_insert_attic(char *, size_t, size_t);
bool cvsync_rcs_remove_attic(char *, size_t);
bool cvsync_rcs_filename(const char *, size_t);
bool cvsync_rcs_pathname(const char *, size_t);

#endif /* __CVSYNC_H__ */