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Request now uses reusable buffer

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This commit is contained in:
onyx-and-iris 2024-11-08 15:31:30 +00:00
parent 7d787324a7
commit b20bca0c77
1 changed files with 12 additions and 4 deletions
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16
internal/packet/request.go
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@ -1,16 +1,23 @@
package packet package packet
import "fmt" import (
"bytes"
"fmt"
)
const bufSz = 512
type Request struct { type Request struct {
magic []byte magic []byte
password string password string
buf *bytes.Buffer
} }
func NewRequest(password string) Request { func NewRequest(password string) Request {
return Request{ return Request{
magic: []byte{'\xff', '\xff', '\xff', '\xff'}, magic: []byte{'\xff', '\xff', '\xff', '\xff'},
password: password, password: password,
buf: bytes.NewBuffer(make([]byte, bufSz)),
} }
} }
@ -19,7 +26,8 @@ func (r Request) Header() []byte {
} }
func (r Request) Encode(cmd string) []byte { func (r Request) Encode(cmd string) []byte {
datagram := r.Header() r.buf.Reset()
datagram = append(datagram, fmt.Sprintf(" %s %s", r.password, cmd)...) r.buf.Write(r.Header())
return datagram r.buf.WriteString(fmt.Sprintf(" %s %s", r.password, cmd))
return r.buf.Bytes()
} }