50 lines
1.9 KiB
C
50 lines
1.9 KiB
C
/* libpq_support.h - definitions for libpq_support.c
|
|
*
|
|
* Copyright (C) 2003-2019 Federico Di Gregorio <fog@debian.org>
|
|
* Copyright (C) 2020-2021 The Psycopg Team
|
|
*
|
|
* This file is part of psycopg.
|
|
*
|
|
* psycopg2 is free software: you can redistribute it and/or modify it
|
|
* under the terms of the GNU Lesser General Public License as published
|
|
* by the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* In addition, as a special exception, the copyright holders give
|
|
* permission to link this program with the OpenSSL library (or with
|
|
* modified versions of OpenSSL that use the same license as OpenSSL),
|
|
* and distribute linked combinations including the two.
|
|
*
|
|
* You must obey the GNU Lesser General Public License in all respects for
|
|
* all of the code used other than OpenSSL.
|
|
*
|
|
* psycopg2 is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
* License for more details.
|
|
*/
|
|
#ifndef PSYCOPG_LIBPQ_SUPPORT_H
|
|
#define PSYCOPG_LIBPQ_SUPPORT_H 1
|
|
|
|
#include "psycopg/config.h"
|
|
|
|
/* type and constant definitions from internal postgres include */
|
|
typedef uint64_t XLogRecPtr;
|
|
|
|
/* have to use lowercase %x, as PyString_FromFormat can't do %X */
|
|
#define XLOGFMTSTR "%x/%x"
|
|
#define XLOGFMTARGS(x) ((uint32_t)((x) >> 32)), ((uint32_t)((x) & 0xFFFFFFFF))
|
|
|
|
/* Julian-date equivalents of Day 0 in Unix and Postgres reckoning */
|
|
#define UNIX_EPOCH_JDATE 2440588 /* == date2j(1970, 1, 1) */
|
|
#define POSTGRES_EPOCH_JDATE 2451545 /* == date2j(2000, 1, 1) */
|
|
|
|
#define SECS_PER_DAY 86400
|
|
#define USECS_PER_SEC 1000000LL
|
|
|
|
HIDDEN int64_t feGetCurrentTimestamp(void);
|
|
HIDDEN void fe_sendint64(int64_t i, char *buf);
|
|
HIDDEN int64_t fe_recvint64(char *buf);
|
|
|
|
#endif /* !defined(PSYCOPG_LIBPQ_SUPPORT_H) */
|