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-rw-r--r--src/kube2msb/vendor/github.com/ugorji/go/codec/noop.go213
1 files changed, 213 insertions, 0 deletions
diff --git a/src/kube2msb/vendor/github.com/ugorji/go/codec/noop.go b/src/kube2msb/vendor/github.com/ugorji/go/codec/noop.go
new file mode 100644
index 0000000..cfee3d0
--- /dev/null
+++ b/src/kube2msb/vendor/github.com/ugorji/go/codec/noop.go
@@ -0,0 +1,213 @@
+// Copyright (c) 2012-2015 Ugorji Nwoke. All rights reserved.
+// Use of this source code is governed by a MIT license found in the LICENSE file.
+
+package codec
+
+import (
+ "math/rand"
+ "time"
+)
+
+// NoopHandle returns a no-op handle. It basically does nothing.
+// It is only useful for benchmarking, as it gives an idea of the
+// overhead from the codec framework.
+//
+// LIBRARY USERS: *** DO NOT USE ***
+func NoopHandle(slen int) *noopHandle {
+ h := noopHandle{}
+ h.rand = rand.New(rand.NewSource(time.Now().UnixNano()))
+ h.B = make([][]byte, slen)
+ h.S = make([]string, slen)
+ for i := 0; i < len(h.S); i++ {
+ b := make([]byte, i+1)
+ for j := 0; j < len(b); j++ {
+ b[j] = 'a' + byte(i)
+ }
+ h.B[i] = b
+ h.S[i] = string(b)
+ }
+ return &h
+}
+
+// noopHandle does nothing.
+// It is used to simulate the overhead of the codec framework.
+type noopHandle struct {
+ BasicHandle
+ binaryEncodingType
+ noopDrv // noopDrv is unexported here, so we can get a copy of it when needed.
+}
+
+type noopDrv struct {
+ d *Decoder
+ e *Encoder
+ i int
+ S []string
+ B [][]byte
+ mks []bool // stack. if map (true), else if array (false)
+ mk bool // top of stack. what container are we on? map or array?
+ ct valueType // last response for IsContainerType.
+ cb int // counter for ContainerType
+ rand *rand.Rand
+}
+
+func (h *noopDrv) r(v int) int { return h.rand.Intn(v) }
+func (h *noopDrv) m(v int) int { h.i++; return h.i % v }
+
+func (h *noopDrv) newEncDriver(e *Encoder) encDriver { h.e = e; return h }
+func (h *noopDrv) newDecDriver(d *Decoder) decDriver { h.d = d; return h }
+
+func (h *noopDrv) reset() {}
+func (h *noopDrv) uncacheRead() {}
+
+// --- encDriver
+
+// stack functions (for map and array)
+func (h *noopDrv) start(b bool) {
+ // println("start", len(h.mks)+1)
+ h.mks = append(h.mks, b)
+ h.mk = b
+}
+func (h *noopDrv) end() {
+ // println("end: ", len(h.mks)-1)
+ h.mks = h.mks[:len(h.mks)-1]
+ if len(h.mks) > 0 {
+ h.mk = h.mks[len(h.mks)-1]
+ } else {
+ h.mk = false
+ }
+}
+
+func (h *noopDrv) EncodeBuiltin(rt uintptr, v interface{}) {}
+func (h *noopDrv) EncodeNil() {}
+func (h *noopDrv) EncodeInt(i int64) {}
+func (h *noopDrv) EncodeUint(i uint64) {}
+func (h *noopDrv) EncodeBool(b bool) {}
+func (h *noopDrv) EncodeFloat32(f float32) {}
+func (h *noopDrv) EncodeFloat64(f float64) {}
+func (h *noopDrv) EncodeRawExt(re *RawExt, e *Encoder) {}
+func (h *noopDrv) EncodeArrayStart(length int) { h.start(true) }
+func (h *noopDrv) EncodeMapStart(length int) { h.start(false) }
+func (h *noopDrv) EncodeEnd() { h.end() }
+
+func (h *noopDrv) EncodeString(c charEncoding, v string) {}
+func (h *noopDrv) EncodeSymbol(v string) {}
+func (h *noopDrv) EncodeStringBytes(c charEncoding, v []byte) {}
+
+func (h *noopDrv) EncodeExt(rv interface{}, xtag uint64, ext Ext, e *Encoder) {}
+
+// ---- decDriver
+func (h *noopDrv) initReadNext() {}
+func (h *noopDrv) CheckBreak() bool { return false }
+func (h *noopDrv) IsBuiltinType(rt uintptr) bool { return false }
+func (h *noopDrv) DecodeBuiltin(rt uintptr, v interface{}) {}
+func (h *noopDrv) DecodeInt(bitsize uint8) (i int64) { return int64(h.m(15)) }
+func (h *noopDrv) DecodeUint(bitsize uint8) (ui uint64) { return uint64(h.m(35)) }
+func (h *noopDrv) DecodeFloat(chkOverflow32 bool) (f float64) { return float64(h.m(95)) }
+func (h *noopDrv) DecodeBool() (b bool) { return h.m(2) == 0 }
+func (h *noopDrv) DecodeString() (s string) { return h.S[h.m(8)] }
+
+// func (h *noopDrv) DecodeStringAsBytes(bs []byte) []byte { return h.DecodeBytes(bs) }
+
+func (h *noopDrv) DecodeBytes(bs []byte, isstring, zerocopy bool) []byte { return h.B[h.m(len(h.B))] }
+
+func (h *noopDrv) ReadEnd() { h.end() }
+
+// toggle map/slice
+func (h *noopDrv) ReadMapStart() int { h.start(true); return h.m(10) }
+func (h *noopDrv) ReadArrayStart() int { h.start(false); return h.m(10) }
+
+func (h *noopDrv) ContainerType() (vt valueType) {
+ // return h.m(2) == 0
+ // handle kStruct, which will bomb is it calls this and doesn't get back a map or array.
+ // consequently, if the return value is not map or array, reset it to one of them based on h.m(7) % 2
+ // for kstruct: at least one out of every 2 times, return one of valueTypeMap or Array (else kstruct bombs)
+ // however, every 10th time it is called, we just return something else.
+ var vals = [...]valueType{valueTypeArray, valueTypeMap}
+ // ------------ TAKE ------------
+ // if h.cb%2 == 0 {
+ // if h.ct == valueTypeMap || h.ct == valueTypeArray {
+ // } else {
+ // h.ct = vals[h.m(2)]
+ // }
+ // } else if h.cb%5 == 0 {
+ // h.ct = valueType(h.m(8))
+ // } else {
+ // h.ct = vals[h.m(2)]
+ // }
+ // ------------ TAKE ------------
+ // if h.cb%16 == 0 {
+ // h.ct = valueType(h.cb % 8)
+ // } else {
+ // h.ct = vals[h.cb%2]
+ // }
+ h.ct = vals[h.cb%2]
+ h.cb++
+ return h.ct
+
+ // if h.ct == valueTypeNil || h.ct == valueTypeString || h.ct == valueTypeBytes {
+ // return h.ct
+ // }
+ // return valueTypeUnset
+ // TODO: may need to tweak this so it works.
+ // if h.ct == valueTypeMap && vt == valueTypeArray || h.ct == valueTypeArray && vt == valueTypeMap {
+ // h.cb = !h.cb
+ // h.ct = vt
+ // return h.cb
+ // }
+ // // go in a loop and check it.
+ // h.ct = vt
+ // h.cb = h.m(7) == 0
+ // return h.cb
+}
+func (h *noopDrv) TryDecodeAsNil() bool {
+ if h.mk {
+ return false
+ } else {
+ return h.m(8) == 0
+ }
+}
+func (h *noopDrv) DecodeExt(rv interface{}, xtag uint64, ext Ext) uint64 {
+ return 0
+}
+
+func (h *noopDrv) DecodeNaked() {
+ // use h.r (random) not h.m() because h.m() could cause the same value to be given.
+ var sk int
+ if h.mk {
+ // if mapkey, do not support values of nil OR bytes, array, map or rawext
+ sk = h.r(7) + 1
+ } else {
+ sk = h.r(12)
+ }
+ n := &h.d.n
+ switch sk {
+ case 0:
+ n.v = valueTypeNil
+ case 1:
+ n.v, n.b = valueTypeBool, false
+ case 2:
+ n.v, n.b = valueTypeBool, true
+ case 3:
+ n.v, n.i = valueTypeInt, h.DecodeInt(64)
+ case 4:
+ n.v, n.u = valueTypeUint, h.DecodeUint(64)
+ case 5:
+ n.v, n.f = valueTypeFloat, h.DecodeFloat(true)
+ case 6:
+ n.v, n.f = valueTypeFloat, h.DecodeFloat(false)
+ case 7:
+ n.v, n.s = valueTypeString, h.DecodeString()
+ case 8:
+ n.v, n.l = valueTypeBytes, h.B[h.m(len(h.B))]
+ case 9:
+ n.v = valueTypeArray
+ case 10:
+ n.v = valueTypeMap
+ default:
+ n.v = valueTypeExt
+ n.u = h.DecodeUint(64)
+ n.l = h.B[h.m(len(h.B))]
+ }
+ h.ct = n.v
+ return
+}