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/*
Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
The MySQL Connector/C++ is licensed under the terms of the GPLv2
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
MySQL Connectors. There are special exceptions to the terms and
conditions of the GPLv2 as it is applied to this software, see the
FLOSS License Exception
<http://www.mysql.com/about/legal/licensing/foss-exception.html>.
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; version 2 of the License.
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, write to the Free Software Foundation, Inc.,
51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "mysql_uri.h"
#include "mysql_util.h"
namespace sql
{
namespace mysql
{
static const char MYURI_SOCKET_PREFIX[]= "unix://";
static const char MYURI_PIPE_PREFIX[]= "pipe://";
static const char MYURI_TCP_PREFIX[]= "tcp://";
static const char MYURI_HOST_BEGIN= '[';
static const char MYURI_HOST_END= ']';
static const int DEFAULT_TCP_PORT= 3306;
/* {{{ MySQL_Uri::MySQL_Uri() -I- */
MySQL_Uri::MySQL_Uri()
: protocol(NativeAPI::PROTOCOL_TCP),
port (DEFAULT_TCP_PORT),
/* Perhaps `localhost` has to be default. so w/out any parameter
driver will still connect? */
host (""),
schema ("")
{}
/* }}} */
/* {{{ MySQL_Uri::Host() -I- */
const sql::SQLString & MySQL_Uri::Host()
{
static const sql::SQLString hostValue4Pipe(".");
const sql::SQLString & hostValue4sock= util::LOCALHOST;
switch (Protocol())
{
case NativeAPI::PROTOCOL_TCP:
return host;
case NativeAPI::PROTOCOL_PIPE:
return hostValue4Pipe;
case NativeAPI::PROTOCOL_SOCKET:
return hostValue4sock;
}
// throw smoething maybe?
return host;
}
/* }}} */
/* {{{ MySQL_Uri::SocketOrPipe() -I- */
const sql::SQLString & MySQL_Uri::SocketOrPipe()
{
if (tcpProtocol(*this))
{
return util::EMPTYSTR;
}
return host;
}
/* }}} */
/* {{{ MySQL_Uri::setHost() -I- */
void MySQL_Uri::setHost(const sql::SQLString &h)
{
setProtocol(NativeAPI::PROTOCOL_TCP);
host= h.c_str();
}
/* }}} */
/* {{{ MySQL_Uri::setSocket() -I- */
void MySQL_Uri::setSocket(const sql::SQLString &s)
{
setProtocol(NativeAPI::PROTOCOL_SOCKET);
host= s.c_str();
}
/* }}} */
/* {{{ MySQL_Uri::setPipe() -I- */
void MySQL_Uri::setPipe(const sql::SQLString &p)
{
setProtocol(NativeAPI::PROTOCOL_PIPE);
host= p.c_str();
}
/* }}} */
/* {{{ MySQL_Uri::setPort() -I- */
void MySQL_Uri::setPort(unsigned int p)
{
setProtocol(NativeAPI::PROTOCOL_TCP);
port= p;
}
/* {{{ tcpProtocol() -I- */
bool tcpProtocol(MySQL_Uri& uri)
{
return uri.Protocol() == NativeAPI::PROTOCOL_TCP;
}
/* }}} */
/* {{{ Parse_Uri() -I- */
/* URI formats tcp://[host]:port/schema
unix://socket
pipe://named_pipe
*/
bool parseUri(const sql::SQLString & str, MySQL_Uri& uri)
{
if (!str.compare(0, sizeof(MYURI_SOCKET_PREFIX) - 1, MYURI_SOCKET_PREFIX))
{
uri.setSocket(str.substr(sizeof(MYURI_SOCKET_PREFIX) - 1, sql::SQLString::npos));
return true;
}
if (!str.compare(0, sizeof(MYURI_PIPE_PREFIX) - 1 , MYURI_PIPE_PREFIX))
{
uri.setPipe(str.substr(sizeof(MYURI_PIPE_PREFIX) - 1, sql::SQLString::npos));
return true;
}
sql::SQLString host;
size_t start_sep, end_sep;
/* i wonder how did it work with "- 1"*/
if (!str.compare(0, sizeof(MYURI_TCP_PREFIX) - 1, MYURI_TCP_PREFIX) )
{
host= str.substr(sizeof(MYURI_TCP_PREFIX) - 1, sql::SQLString::npos);
}
else
{
/* allowing to have port and schema specified even w/out protocol
specifier("tcp://") */
host= str.c_str();
}
if (host[0] == MYURI_HOST_BEGIN)
{
end_sep= host.find(MYURI_HOST_END);
/* No closing ] after [*/
if (end_sep == sql::SQLString::npos)
{
return false;
}
uri.setHost(host.substr(1, end_sep - 1));
/* Cutting host to continue w/ port and schema reading */
host= host.substr(end_sep + 1);
}
/* Looking where schema part begins */
start_sep = host.find('/');
if (start_sep != sql::SQLString::npos)
{
if ((host.length() - start_sep) > 1/*Slash*/)
{
uri.setSchema(host.substr(start_sep + 1, host.length() - start_sep - 1));
}
host= host.substr(0, start_sep);
}
else
{
uri.setSchema("");
}
/* Looking where port part begins*/
start_sep = host.find_last_of(':', sql::SQLString::npos);
if (start_sep != sql::SQLString::npos)
{
uri.setPort(atoi(host.substr(start_sep + 1, sql::SQLString::npos).c_str()));
host = host.substr(0, start_sep);
}
else
{
uri.setPort(DEFAULT_TCP_PORT);
}
/* If host was enclosed in [], it has been already set, and "host" variable is
empty */
if (host.length() > 0)
{
uri.setHost(host);
}
return true;
}
} /* namespace mysql */
} /* namespace sql */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
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