From 8db41da676ac8368ef7c2549d56239a5ff5eedde Mon Sep 17 00:00:00 2001 From: Rutger Broekhoff Date: Tue, 2 Jan 2024 18:56:31 +0100 Subject: Delete vendor directory --- .../github.com/modern-go/reflect2/unsafe_slice.go | 177 --------------------- 1 file changed, 177 deletions(-) delete mode 100644 vendor/github.com/modern-go/reflect2/unsafe_slice.go (limited to 'vendor/github.com/modern-go/reflect2/unsafe_slice.go') diff --git a/vendor/github.com/modern-go/reflect2/unsafe_slice.go b/vendor/github.com/modern-go/reflect2/unsafe_slice.go deleted file mode 100644 index 1c6d876..0000000 --- a/vendor/github.com/modern-go/reflect2/unsafe_slice.go +++ /dev/null @@ -1,177 +0,0 @@ -package reflect2 - -import ( - "reflect" - "unsafe" -) - -// sliceHeader is a safe version of SliceHeader used within this package. -type sliceHeader struct { - Data unsafe.Pointer - Len int - Cap int -} - -type UnsafeSliceType struct { - unsafeType - elemRType unsafe.Pointer - pElemRType unsafe.Pointer - elemSize uintptr -} - -func newUnsafeSliceType(cfg *frozenConfig, type1 reflect.Type) SliceType { - elemType := type1.Elem() - return &UnsafeSliceType{ - unsafeType: *newUnsafeType(cfg, type1), - pElemRType: unpackEFace(reflect.PtrTo(elemType)).data, - elemRType: unpackEFace(elemType).data, - elemSize: elemType.Size(), - } -} - -func (type2 *UnsafeSliceType) Set(obj interface{}, val interface{}) { - objEFace := unpackEFace(obj) - assertType("Type.Set argument 1", type2.ptrRType, objEFace.rtype) - valEFace := unpackEFace(val) - assertType("Type.Set argument 2", type2.ptrRType, valEFace.rtype) - type2.UnsafeSet(objEFace.data, valEFace.data) -} - -func (type2 *UnsafeSliceType) UnsafeSet(ptr unsafe.Pointer, val unsafe.Pointer) { - *(*sliceHeader)(ptr) = *(*sliceHeader)(val) -} - -func (type2 *UnsafeSliceType) IsNil(obj interface{}) bool { - if obj == nil { - return true - } - objEFace := unpackEFace(obj) - assertType("Type.IsNil argument 1", type2.ptrRType, objEFace.rtype) - return type2.UnsafeIsNil(objEFace.data) -} - -func (type2 *UnsafeSliceType) UnsafeIsNil(ptr unsafe.Pointer) bool { - if ptr == nil { - return true - } - return (*sliceHeader)(ptr).Data == nil -} - -func (type2 *UnsafeSliceType) SetNil(obj interface{}) { - objEFace := unpackEFace(obj) - assertType("SliceType.SetNil argument 1", type2.ptrRType, objEFace.rtype) - type2.UnsafeSetNil(objEFace.data) -} - -func (type2 *UnsafeSliceType) UnsafeSetNil(ptr unsafe.Pointer) { - header := (*sliceHeader)(ptr) - header.Len = 0 - header.Cap = 0 - header.Data = nil -} - -func (type2 *UnsafeSliceType) MakeSlice(length int, cap int) interface{} { - return packEFace(type2.ptrRType, type2.UnsafeMakeSlice(length, cap)) -} - -func (type2 *UnsafeSliceType) UnsafeMakeSlice(length int, cap int) unsafe.Pointer { - header := &sliceHeader{unsafe_NewArray(type2.elemRType, cap), length, cap} - return unsafe.Pointer(header) -} - -func (type2 *UnsafeSliceType) LengthOf(obj interface{}) int { - objEFace := unpackEFace(obj) - assertType("SliceType.Len argument 1", type2.ptrRType, objEFace.rtype) - return type2.UnsafeLengthOf(objEFace.data) -} - -func (type2 *UnsafeSliceType) UnsafeLengthOf(obj unsafe.Pointer) int { - header := (*sliceHeader)(obj) - return header.Len -} - -func (type2 *UnsafeSliceType) SetIndex(obj interface{}, index int, elem interface{}) { - objEFace := unpackEFace(obj) - assertType("SliceType.SetIndex argument 1", type2.ptrRType, objEFace.rtype) - elemEFace := unpackEFace(elem) - assertType("SliceType.SetIndex argument 3", type2.pElemRType, elemEFace.rtype) - type2.UnsafeSetIndex(objEFace.data, index, elemEFace.data) -} - -func (type2 *UnsafeSliceType) UnsafeSetIndex(obj unsafe.Pointer, index int, elem unsafe.Pointer) { - header := (*sliceHeader)(obj) - elemPtr := arrayAt(header.Data, index, type2.elemSize, "i < s.Len") - typedmemmove(type2.elemRType, elemPtr, elem) -} - -func (type2 *UnsafeSliceType) GetIndex(obj interface{}, index int) interface{} { - objEFace := unpackEFace(obj) - assertType("SliceType.GetIndex argument 1", type2.ptrRType, objEFace.rtype) - elemPtr := type2.UnsafeGetIndex(objEFace.data, index) - return packEFace(type2.pElemRType, elemPtr) -} - -func (type2 *UnsafeSliceType) UnsafeGetIndex(obj unsafe.Pointer, index int) unsafe.Pointer { - header := (*sliceHeader)(obj) - return arrayAt(header.Data, index, type2.elemSize, "i < s.Len") -} - -func (type2 *UnsafeSliceType) Append(obj interface{}, elem interface{}) { - objEFace := unpackEFace(obj) - assertType("SliceType.Append argument 1", type2.ptrRType, objEFace.rtype) - elemEFace := unpackEFace(elem) - assertType("SliceType.Append argument 2", type2.pElemRType, elemEFace.rtype) - type2.UnsafeAppend(objEFace.data, elemEFace.data) -} - -func (type2 *UnsafeSliceType) UnsafeAppend(obj unsafe.Pointer, elem unsafe.Pointer) { - header := (*sliceHeader)(obj) - oldLen := header.Len - type2.UnsafeGrow(obj, oldLen+1) - type2.UnsafeSetIndex(obj, oldLen, elem) -} - -func (type2 *UnsafeSliceType) Cap(obj interface{}) int { - objEFace := unpackEFace(obj) - assertType("SliceType.Cap argument 1", type2.ptrRType, objEFace.rtype) - return type2.UnsafeCap(objEFace.data) -} - -func (type2 *UnsafeSliceType) UnsafeCap(ptr unsafe.Pointer) int { - return (*sliceHeader)(ptr).Cap -} - -func (type2 *UnsafeSliceType) Grow(obj interface{}, newLength int) { - objEFace := unpackEFace(obj) - assertType("SliceType.Grow argument 1", type2.ptrRType, objEFace.rtype) - type2.UnsafeGrow(objEFace.data, newLength) -} - -func (type2 *UnsafeSliceType) UnsafeGrow(obj unsafe.Pointer, newLength int) { - header := (*sliceHeader)(obj) - if newLength <= header.Cap { - header.Len = newLength - return - } - newCap := calcNewCap(header.Cap, newLength) - newHeader := (*sliceHeader)(type2.UnsafeMakeSlice(header.Len, newCap)) - typedslicecopy(type2.elemRType, *newHeader, *header) - header.Data = newHeader.Data - header.Cap = newHeader.Cap - header.Len = newLength -} - -func calcNewCap(cap int, expectedCap int) int { - if cap == 0 { - cap = expectedCap - } else { - for cap < expectedCap { - if cap < 1024 { - cap += cap - } else { - cap += cap / 4 - } - } - } - return cap -} -- cgit v1.2.3