From cf7a05f80f68b5b1c8bcc0089679dd497cec2506 Mon Sep 17 00:00:00 2001
From: =Corey Hulen <corey@hulen.com>
Date: Sun, 14 Jun 2015 23:53:32 -0800
Subject: first commit

---
 .../src/github.com/go-sql-driver/mysql/driver.go   | 140 +++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 Godeps/_workspace/src/github.com/go-sql-driver/mysql/driver.go

(limited to 'Godeps/_workspace/src/github.com/go-sql-driver/mysql/driver.go')

diff --git a/Godeps/_workspace/src/github.com/go-sql-driver/mysql/driver.go b/Godeps/_workspace/src/github.com/go-sql-driver/mysql/driver.go
new file mode 100644
index 000000000..3cbbe6031
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/go-sql-driver/mysql/driver.go
@@ -0,0 +1,140 @@
+// Copyright 2012 The Go-MySQL-Driver Authors. All rights reserved.
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this file,
+// You can obtain one at http://mozilla.org/MPL/2.0/.
+
+// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
+//
+// The driver should be used via the database/sql package:
+//
+//  import "database/sql"
+//  import _ "github.com/go-sql-driver/mysql"
+//
+//  db, err := sql.Open("mysql", "user:password@/dbname")
+//
+// See https://github.com/go-sql-driver/mysql#usage for details
+package mysql
+
+import (
+	"database/sql"
+	"database/sql/driver"
+	"net"
+)
+
+// This struct is exported to make the driver directly accessible.
+// In general the driver is used via the database/sql package.
+type MySQLDriver struct{}
+
+// DialFunc is a function which can be used to establish the network connection.
+// Custom dial functions must be registered with RegisterDial
+type DialFunc func(addr string) (net.Conn, error)
+
+var dials map[string]DialFunc
+
+// RegisterDial registers a custom dial function. It can then be used by the
+// network address mynet(addr), where mynet is the registered new network.
+// addr is passed as a parameter to the dial function.
+func RegisterDial(net string, dial DialFunc) {
+	if dials == nil {
+		dials = make(map[string]DialFunc)
+	}
+	dials[net] = dial
+}
+
+// Open new Connection.
+// See https://github.com/go-sql-driver/mysql#dsn-data-source-name for how
+// the DSN string is formated
+func (d MySQLDriver) Open(dsn string) (driver.Conn, error) {
+	var err error
+
+	// New mysqlConn
+	mc := &mysqlConn{
+		maxPacketAllowed: maxPacketSize,
+		maxWriteSize:     maxPacketSize - 1,
+	}
+	mc.cfg, err = parseDSN(dsn)
+	if err != nil {
+		return nil, err
+	}
+
+	// Connect to Server
+	if dial, ok := dials[mc.cfg.net]; ok {
+		mc.netConn, err = dial(mc.cfg.addr)
+	} else {
+		nd := net.Dialer{Timeout: mc.cfg.timeout}
+		mc.netConn, err = nd.Dial(mc.cfg.net, mc.cfg.addr)
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	// Enable TCP Keepalives on TCP connections
+	if tc, ok := mc.netConn.(*net.TCPConn); ok {
+		if err := tc.SetKeepAlive(true); err != nil {
+			// Don't send COM_QUIT before handshake.
+			mc.netConn.Close()
+			mc.netConn = nil
+			return nil, err
+		}
+	}
+
+	mc.buf = newBuffer(mc.netConn)
+
+	// Reading Handshake Initialization Packet
+	cipher, err := mc.readInitPacket()
+	if err != nil {
+		mc.Close()
+		return nil, err
+	}
+
+	// Send Client Authentication Packet
+	if err = mc.writeAuthPacket(cipher); err != nil {
+		mc.Close()
+		return nil, err
+	}
+
+	// Read Result Packet
+	err = mc.readResultOK()
+	if err != nil {
+		// Retry with old authentication method, if allowed
+		if mc.cfg != nil && mc.cfg.allowOldPasswords && err == ErrOldPassword {
+			if err = mc.writeOldAuthPacket(cipher); err != nil {
+				mc.Close()
+				return nil, err
+			}
+			if err = mc.readResultOK(); err != nil {
+				mc.Close()
+				return nil, err
+			}
+		} else {
+			mc.Close()
+			return nil, err
+		}
+
+	}
+
+	// Get max allowed packet size
+	maxap, err := mc.getSystemVar("max_allowed_packet")
+	if err != nil {
+		mc.Close()
+		return nil, err
+	}
+	mc.maxPacketAllowed = stringToInt(maxap) - 1
+	if mc.maxPacketAllowed < maxPacketSize {
+		mc.maxWriteSize = mc.maxPacketAllowed
+	}
+
+	// Handle DSN Params
+	err = mc.handleParams()
+	if err != nil {
+		mc.Close()
+		return nil, err
+	}
+
+	return mc, nil
+}
+
+func init() {
+	sql.Register("mysql", &MySQLDriver{})
+}
-- 
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