mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-09-06 03:54:22 -04:00
70 lines
1.4 KiB
Go
70 lines
1.4 KiB
Go
// +build json
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package net
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import (
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"encoding/json"
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"strings"
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"v2ray.com/core/common/log"
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)
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func parseIntPort(data []byte) (Port, error) {
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var intPort int
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err := json.Unmarshal(data, &intPort)
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if err != nil {
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return Port(0), err
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}
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return PortFromInt(intPort)
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}
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func parseStringPort(data []byte) (Port, Port, error) {
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var s string
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err := json.Unmarshal(data, &s)
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if err != nil {
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return Port(0), Port(0), err
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}
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pair := strings.SplitN(s, "-", 2)
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if len(pair) == 0 {
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return Port(0), Port(0), ErrInvalidPortRange
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}
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if len(pair) == 1 {
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port, err := PortFromString(pair[0])
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return port, port, err
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}
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fromPort, err := PortFromString(pair[0])
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if err != nil {
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return Port(0), Port(0), err
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}
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toPort, err := PortFromString(pair[1])
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if err != nil {
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return Port(0), Port(0), err
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}
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return fromPort, toPort, nil
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}
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// UnmarshalJSON implements encoding/json.Unmarshaler.UnmarshalJSON
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func (this *PortRange) UnmarshalJSON(data []byte) error {
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port, err := parseIntPort(data)
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if err == nil {
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this.From = port
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this.To = port
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return nil
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}
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from, to, err := parseStringPort(data)
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if err == nil {
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this.From = from
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this.To = to
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if this.From > this.To {
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log.Error("Invalid port range ", this.From, " -> ", this.To)
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return ErrInvalidPortRange
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}
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return nil
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}
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log.Error("Invalid port range: ", string(data))
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return ErrInvalidPortRange
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}
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