switch to go vendoring

vendor/github.com/egirna/icap-client/driver.go

@@ -0,0 +1,99 @@
+package icapclient
+
+import (
+	"bufio"
+	"context"
+	"errors"
+	"fmt"
+	"strings"
+	"time"
+)
+
+// Driver os the one responsible for driving the transport layer operations
+type Driver struct {
+	Host          string
+	Port          int
+	DialerTimeout time.Duration
+	ReadTimeout   time.Duration
+	WriteTimeout  time.Duration
+	tcp           *transport
+}
+
+// NewDriver is the factory function for Driver
+func NewDriver(host string, port int) *Driver {
+	return &Driver{
+		Host: host,
+		Port: port,
+	}
+}
+
+// Connect fires up a tcp socket connection with the icap server
+func (d *Driver) Connect() error {
+
+	d.tcp = &transport{
+		network:      "tcp",
+		addr:         fmt.Sprintf("%s:%d", d.Host, d.Port),
+		timeout:      d.DialerTimeout,
+		readTimeout:  d.ReadTimeout,
+		writeTimeout: d.WriteTimeout,
+	}
+
+	return d.tcp.dial()
+}
+
+// ConnectWithContext connects to the server satisfying the context
+func (d *Driver) ConnectWithContext(ctx context.Context) error {
+	d.tcp = &transport{
+		network:      "tcp",
+		addr:         fmt.Sprintf("%s:%d", d.Host, d.Port),
+		timeout:      d.DialerTimeout,
+		readTimeout:  d.ReadTimeout,
+		writeTimeout: d.WriteTimeout,
+	}
+
+	return d.tcp.dialWithContext(ctx)
+}
+
+// Close closes the socket connection
+func (d *Driver) Close() error {
+	if d.tcp == nil {
+
+		return errors.New(ErrConnectionNotOpen)
+	}
+
+	return d.tcp.close()
+}
+
+// Send sends a request to the icap server
+func (d *Driver) Send(data []byte) error {
+
+	_, err := d.tcp.write(data)
+
+	if err != nil {
+		return err
+	}
+
+	return nil
+
+}
+
+// Receive returns the respone from the tcp socket connection
+func (d *Driver) Receive() (*Response, error) {
+
+	msg, err := d.tcp.read()
+
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := ReadResponse(bufio.NewReader(strings.NewReader(msg)))
+
+	if err != nil {
+		return nil, err
+	}
+
+	logDebug("The final *ic.Response from tcp messages...")
+	dumpDebug(resp)
+
+	return resp, nil
+}