mirror of https://github.com/Dreamacro/clash.git
49 lines
778 B
Go
49 lines
778 B
Go
package rules
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import (
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"net"
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C "github.com/Dreamacro/clash/constant"
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)
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type IPCIDR struct {
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ipnet *net.IPNet
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adapter string
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isSourceIP bool
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}
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func (i *IPCIDR) RuleType() C.RuleType {
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if i.isSourceIP {
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return C.SrcIPCIDR
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}
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return C.IPCIDR
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}
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func (i *IPCIDR) IsMatch(metadata *C.Metadata) bool {
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ip := metadata.DstIP
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if i.isSourceIP {
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ip = metadata.SrcIP
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}
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return ip != nil && i.ipnet.Contains(*ip)
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}
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func (i *IPCIDR) Adapter() string {
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return i.adapter
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}
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func (i *IPCIDR) Payload() string {
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return i.ipnet.String()
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}
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func NewIPCIDR(s string, adapter string, isSourceIP bool) *IPCIDR {
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_, ipnet, err := net.ParseCIDR(s)
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if err != nil {
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return nil
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}
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return &IPCIDR{
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ipnet: ipnet,
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adapter: adapter,
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isSourceIP: isSourceIP,
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}
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}
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