summaryrefslogtreecommitdiff
path: root/pkg/server/hook/split.go
blob: 59c80559ade3a8ca70c14e6e0c7803b6de49b2ec (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
package hook

import (
	"tunnel/pkg/server/env"
	"tunnel/pkg/server/queue"
)

type splitHook struct {
	Size int `opts:"positive,default:1024"`
}

type splitPipe struct {
	h *splitHook
}

func (p splitPipe) Send(rq, wq queue.Q) error {
	for b := range rq {
		var upto int

		for n := 0; n < len(b); n = upto {
			upto += p.h.Size

			if upto > len(b) {
				upto = len(b)
			}

			wq <- b[n:upto]
		}
	}

	return nil
}

func (h *splitHook) New(env.Env) (interface{}, error) {
	return &splitPipe{h}, nil
}

func init() {
	register("split", splitHook{})
}