2020-05-04 20:46:48 +00:00
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package asm
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//go:generate stringer -output func_string.go -type=BuiltinFunc
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// BuiltinFunc is a built-in eBPF function.
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type BuiltinFunc int32
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// eBPF built-in functions
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//
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2021-04-14 18:11:13 +00:00
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// You can regenerate this list using the following gawk script:
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2020-05-04 20:46:48 +00:00
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//
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// /FN\(.+\),/ {
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// match($1, /\((.+)\)/, r)
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// split(r[1], p, "_")
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// printf "Fn"
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// for (i in p) {
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// printf "%s%s", toupper(substr(p[i], 1, 1)), substr(p[i], 2)
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// }
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// print ""
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// }
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//
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// The script expects include/uapi/linux/bpf.h as it's input.
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const (
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FnUnspec BuiltinFunc = iota
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FnMapLookupElem
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FnMapUpdateElem
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FnMapDeleteElem
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FnProbeRead
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FnKtimeGetNs
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FnTracePrintk
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FnGetPrandomU32
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FnGetSmpProcessorId
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FnSkbStoreBytes
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FnL3CsumReplace
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FnL4CsumReplace
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FnTailCall
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FnCloneRedirect
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FnGetCurrentPidTgid
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FnGetCurrentUidGid
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FnGetCurrentComm
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FnGetCgroupClassid
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FnSkbVlanPush
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FnSkbVlanPop
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FnSkbGetTunnelKey
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FnSkbSetTunnelKey
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FnPerfEventRead
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FnRedirect
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FnGetRouteRealm
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FnPerfEventOutput
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FnSkbLoadBytes
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FnGetStackid
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FnCsumDiff
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FnSkbGetTunnelOpt
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FnSkbSetTunnelOpt
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FnSkbChangeProto
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FnSkbChangeType
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FnSkbUnderCgroup
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FnGetHashRecalc
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FnGetCurrentTask
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FnProbeWriteUser
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FnCurrentTaskUnderCgroup
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FnSkbChangeTail
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FnSkbPullData
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FnCsumUpdate
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FnSetHashInvalid
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FnGetNumaNodeId
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FnSkbChangeHead
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FnXdpAdjustHead
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FnProbeReadStr
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FnGetSocketCookie
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FnGetSocketUid
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FnSetHash
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FnSetsockopt
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FnSkbAdjustRoom
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FnRedirectMap
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FnSkRedirectMap
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FnSockMapUpdate
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FnXdpAdjustMeta
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FnPerfEventReadValue
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FnPerfProgReadValue
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FnGetsockopt
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FnOverrideReturn
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FnSockOpsCbFlagsSet
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FnMsgRedirectMap
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FnMsgApplyBytes
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FnMsgCorkBytes
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FnMsgPullData
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FnBind
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FnXdpAdjustTail
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FnSkbGetXfrmState
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FnGetStack
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FnSkbLoadBytesRelative
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FnFibLookup
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FnSockHashUpdate
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FnMsgRedirectHash
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FnSkRedirectHash
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FnLwtPushEncap
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FnLwtSeg6StoreBytes
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FnLwtSeg6AdjustSrh
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FnLwtSeg6Action
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FnRcRepeat
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FnRcKeydown
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FnSkbCgroupId
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FnGetCurrentCgroupId
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FnGetLocalStorage
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FnSkSelectReuseport
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FnSkbAncestorCgroupId
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FnSkLookupTcp
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FnSkLookupUdp
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FnSkRelease
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FnMapPushElem
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FnMapPopElem
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FnMapPeekElem
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FnMsgPushData
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FnMsgPopData
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FnRcPointerRel
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FnSpinLock
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FnSpinUnlock
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FnSkFullsock
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FnTcpSock
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FnSkbEcnSetCe
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FnGetListenerSock
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FnSkcLookupTcp
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FnTcpCheckSyncookie
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FnSysctlGetName
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FnSysctlGetCurrentValue
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FnSysctlGetNewValue
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FnSysctlSetNewValue
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FnStrtol
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FnStrtoul
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FnSkStorageGet
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FnSkStorageDelete
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FnSendSignal
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FnTcpGenSyncookie
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)
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// Call emits a function call.
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func (fn BuiltinFunc) Call() Instruction {
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return Instruction{
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OpCode: OpCode(JumpClass).SetJumpOp(Call),
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Constant: int64(fn),
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}
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}
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