110 lines
2.2 KiB
Go
110 lines
2.2 KiB
Go
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/*
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Copyright 2014 SAP SE
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package protocol
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import (
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"fmt"
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"github.com/SAP/go-hdb/internal/bufio"
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)
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// data format version
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const (
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dfvBaseline intType = 1
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dfvDoNotUse intType = 3
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dfvSPS06 intType = 4 //see docu
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dfvBINTEXT intType = 6
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)
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// client distribution mode
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const (
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cdmOff intType = 0
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cdmConnection = 1
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cdmStatement = 2
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cdmConnectionStatement = 3
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)
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// distribution protocol version
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const (
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dpvBaseline = 0
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dpvClientHandlesStatementSequence = 1
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)
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type connectOptions struct {
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po plainOptions
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_numArg int
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}
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func newConnectOptions() *connectOptions {
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return &connectOptions{
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po: plainOptions{},
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}
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}
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func (o *connectOptions) String() string {
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m := make(map[connectOption]interface{})
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for k, v := range o.po {
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m[connectOption(k)] = v
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}
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return fmt.Sprintf("%s", m)
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}
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func (o *connectOptions) kind() partKind {
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return pkConnectOptions
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}
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func (o *connectOptions) size() (int, error) {
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return o.po.size(), nil
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}
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func (o *connectOptions) numArg() int {
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return len(o.po)
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}
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func (o *connectOptions) setNumArg(numArg int) {
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o._numArg = numArg
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}
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func (o *connectOptions) set(k connectOption, v interface{}) {
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o.po[int8(k)] = v
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}
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func (o *connectOptions) get(k connectOption) (interface{}, bool) {
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v, ok := o.po[int8(k)]
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return v, ok
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}
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func (o *connectOptions) read(rd *bufio.Reader) error {
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o.po.read(rd, o._numArg)
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if trace {
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outLogger.Printf("connect options: %v", o)
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}
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return rd.GetError()
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}
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func (o *connectOptions) write(wr *bufio.Writer) error {
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o.po.write(wr)
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if trace {
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outLogger.Printf("connect options: %v", o)
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}
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return nil
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}
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