42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package stack
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import (
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"fmt"
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"time"
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"github.com/emiago/sipgo/sip"
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)
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const TIME_LAYOUT = "2024-01-01T00:00:00"
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const EXPIRES_TIME = 3600
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func newResponse(req *sip.Request, code sip.StatusCode, reason string) *sip.Response {
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resp := sip.NewResponseFromRequest(req, code, reason, nil)
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newTo := &sip.ToHeader{Address: resp.To().Address, Params: sip.NewParams()}
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newTo.Params.Add("tag", sip.GenerateTagN(10))
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resp.ReplaceHeader(newTo)
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resp.RemoveHeader("Allow")
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return resp
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}
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func NewRegisterResponse(req *sip.Request, code sip.StatusCode, reason string) *sip.Response {
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resp := newResponse(req, code, reason)
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expires := sip.ExpiresHeader(EXPIRES_TIME)
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resp.AppendHeader(&expires)
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resp.AppendHeader(sip.NewHeader("Date", time.Now().Format(TIME_LAYOUT)))
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return resp
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}
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func NewUnauthorizedResponse(req *sip.Request, code sip.StatusCode, reason, nonce, realm string) *sip.Response {
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resp := newResponse(req, code, reason)
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resp.AppendHeader(sip.NewHeader("WWW-Authenticate", fmt.Sprintf(`Digest realm="%s",nonce="%s",algorithm=MD5`, realm, nonce)))
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return resp
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}
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