mirror of
https://github.com/EnterpriseDB/repmgr.git
synced 2026-03-23 07:06:30 +00:00
80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
/*
|
|
*
|
|
* escape.c
|
|
* parameter escaping functions
|
|
*
|
|
* Copyright (C) 2ndQuadrant, 2010-2016
|
|
*
|
|
* Portions Copyright (c) 1996-2013, PostgreSQL Global Development Group
|
|
* Portions Copyright (c) 1994, Regents of the University of California
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#if (PG_VERSION_NUM < 90600)
|
|
|
|
#include "repmgr.h"
|
|
#include "escape.h"
|
|
|
|
/*
|
|
* Append the given string to the buffer, with suitable quoting for passing
|
|
* the string as a value, in a keyword/pair value in a libpq connection
|
|
* string
|
|
*
|
|
* This function is copied from src/bin/pg_dump/dumputils.c
|
|
* as it is only publicly exposed from 9.6
|
|
*/
|
|
void
|
|
appendConnStrVal(PQExpBuffer buf, const char *str)
|
|
{
|
|
const char *s;
|
|
bool needquotes;
|
|
|
|
/*
|
|
* If the string is one or more plain ASCII characters, no need to quote
|
|
* it. This is quite conservative, but better safe than sorry.
|
|
*/
|
|
needquotes = true;
|
|
for (s = str; *s; s++)
|
|
{
|
|
if (!((*s >= 'a' && *s <= 'z') || (*s >= 'A' && *s <= 'Z') ||
|
|
(*s >= '0' && *s <= '9') || *s == '_' || *s == '.'))
|
|
{
|
|
needquotes = true;
|
|
break;
|
|
}
|
|
needquotes = false;
|
|
}
|
|
|
|
if (needquotes)
|
|
{
|
|
appendPQExpBufferChar(buf, '\'');
|
|
while (*str)
|
|
{
|
|
/* ' and \ must be escaped by to \' and \\ */
|
|
if (*str == '\'' || *str == '\\')
|
|
appendPQExpBufferChar(buf, '\\');
|
|
|
|
appendPQExpBufferChar(buf, *str);
|
|
str++;
|
|
}
|
|
appendPQExpBufferChar(buf, '\'');
|
|
}
|
|
else
|
|
appendPQExpBufferStr(buf, str);
|
|
}
|
|
|
|
#endif
|