postgresql/src/include/libpq/pqformat.h

/*-------------------------------------------------------------------------
 *
 * pqformat.h
 *		Definitions for formatting and parsing frontend/backend messages
 *
 * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $Id: pqformat.h,v 1.14 2003/04/19 00:02:29 tgl Exp $
 *
 *-------------------------------------------------------------------------
 */
#ifndef PQFORMAT_H
#define PQFORMAT_H

#include "lib/stringinfo.h"

#define pq_beginmessage(buf)  initStringInfo(buf)

extern void pq_sendbyte(StringInfo buf, int byt);
extern void pq_sendbytes(StringInfo buf, const char *data, int datalen);
extern void pq_sendcountedtext(StringInfo buf, const char *str, int slen);
extern void pq_sendstring(StringInfo buf, const char *str);
extern void pq_sendint(StringInfo buf, int i, int b);
extern void pq_endmessage(StringInfo buf);

extern int	pq_puttextmessage(char msgtype, const char *str);

extern int	pq_getmsgbyte(StringInfo msg);
extern unsigned int pq_getmsgint(StringInfo msg, int b);
extern const char *pq_getmsgbytes(StringInfo msg, int datalen);
extern void pq_copymsgbytes(StringInfo msg, char *buf, int datalen);
extern const char *pq_getmsgstring(StringInfo msg);
extern void pq_getmsgend(StringInfo msg);

#endif   /* PQFORMAT_H */