forked from Gitlink/gitea-1120-rc1
40 lines
764 B
Go
40 lines
764 B
Go
package mssql
|
|
|
|
import (
|
|
"encoding/binary"
|
|
"io"
|
|
)
|
|
|
|
// http://msdn.microsoft.com/en-us/library/dd340437.aspx
|
|
|
|
type collation struct {
|
|
lcidAndFlags uint32
|
|
sortId uint8
|
|
}
|
|
|
|
func (c collation) getLcid() uint32 {
|
|
return c.lcidAndFlags & 0x000fffff
|
|
}
|
|
|
|
func (c collation) getFlags() uint32 {
|
|
return (c.lcidAndFlags & 0x0ff00000) >> 20
|
|
}
|
|
|
|
func (c collation) getVersion() uint32 {
|
|
return (c.lcidAndFlags & 0xf0000000) >> 28
|
|
}
|
|
|
|
func readCollation(r *tdsBuffer) (res collation) {
|
|
res.lcidAndFlags = r.uint32()
|
|
res.sortId = r.byte()
|
|
return
|
|
}
|
|
|
|
func writeCollation(w io.Writer, col collation) (err error) {
|
|
if err = binary.Write(w, binary.LittleEndian, col.lcidAndFlags); err != nil {
|
|
return
|
|
}
|
|
err = binary.Write(w, binary.LittleEndian, col.sortId)
|
|
return
|
|
}
|