mirror of
https://github.com/openziti/ziti.git
synced 2026-10-09 14:20:54 +00:00
Paul Lorenz
34 lines
1002 B
Go
34 lines
1002 B
Go
/*
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Copyright NetFoundry Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package capabilities
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import (
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"github.com/openziti/channel/v2"
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"github.com/openziti/ziti/common/pb/ctrl_pb"
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"math/big"
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)
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func IsCapable(ch channel.Channel, capability int) bool {
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headers := ch.Underlay().Headers()
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if val, found := headers[int32(ctrl_pb.ControlHeaders_CapabilitiesHeader)]; found {
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capabilitiesMask := &big.Int{}
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capabilitiesMask.SetBytes(val)
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return capabilitiesMask.Bit(capability) == 1
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}
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return false
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}
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