From f2e5bedea6fb93fbbf68ed8f7153c353cc57a9f0 Mon Sep 17 00:00:00 2001
From: tobi <31960611+tsmethurst@users.noreply.github.com>
Date: Fri, 10 Sep 2021 14:42:14 +0200
Subject: migrate go version to 1.17 (#203)

* migrate go version to 1.17

* update contributing
---
 vendor/github.com/goccy/go-json/codec.go | 104 -------------------------------
 1 file changed, 104 deletions(-)
 delete mode 100644 vendor/github.com/goccy/go-json/codec.go

(limited to 'vendor/github.com/goccy/go-json/codec.go')

diff --git a/vendor/github.com/goccy/go-json/codec.go b/vendor/github.com/goccy/go-json/codec.go
deleted file mode 100644
index e109d9921..000000000
--- a/vendor/github.com/goccy/go-json/codec.go
+++ /dev/null
@@ -1,104 +0,0 @@
-package json
-
-import (
-	"fmt"
-	"reflect"
-	"sync/atomic"
-	"unsafe"
-)
-
-const (
-	maxAcceptableTypeAddrRange = 1024 * 1024 * 2 // 2 Mib
-)
-
-var (
-	cachedDecoder    []decoder
-	cachedDecoderMap unsafe.Pointer // map[uintptr]decoder
-	baseTypeAddr     uintptr
-	maxTypeAddr      uintptr
-	typeAddrShift    uintptr
-)
-
-//go:linkname typelinks reflect.typelinks
-func typelinks() ([]unsafe.Pointer, [][]int32)
-
-//go:linkname rtypeOff reflect.rtypeOff
-func rtypeOff(unsafe.Pointer, int32) unsafe.Pointer
-
-func setupCodec() error {
-	sections, offsets := typelinks()
-	if len(sections) != 1 {
-		return fmt.Errorf("failed to get sections")
-	}
-	if len(offsets) != 1 {
-		return fmt.Errorf("failed to get offsets")
-	}
-	section := sections[0]
-	offset := offsets[0]
-	var (
-		min         uintptr = uintptr(^uint(0))
-		max         uintptr = 0
-		isAligned64         = true
-		isAligned32         = true
-	)
-	for i := 0; i < len(offset); i++ {
-		typ := (*rtype)(rtypeOff(section, offset[i]))
-		addr := uintptr(unsafe.Pointer(typ))
-		if min > addr {
-			min = addr
-		}
-		if max < addr {
-			max = addr
-		}
-		if typ.Kind() == reflect.Ptr {
-			addr = uintptr(unsafe.Pointer(typ.Elem()))
-			if min > addr {
-				min = addr
-			}
-			if max < addr {
-				max = addr
-			}
-		}
-
-		// check every address is aligned from the base address
-		isAligned64 = isAligned64 && (addr-min)&63 == 0
-		isAligned32 = isAligned32 && (addr-min)&31 == 0
-	}
-	addrRange := max - min
-	if addrRange == 0 {
-		return fmt.Errorf("failed to get address range of types")
-	}
-	if isAligned64 {
-		typeAddrShift = 6
-	} else if isAligned32 {
-		typeAddrShift = 5
-	}
-	cacheSize := addrRange >> typeAddrShift
-	if cacheSize > maxAcceptableTypeAddrRange {
-		return fmt.Errorf("too big address range %d", addrRange)
-	}
-	cachedDecoder = make([]decoder, cacheSize)
-	baseTypeAddr = min
-	maxTypeAddr = max
-	return nil
-}
-
-func init() {
-	_ = setupCodec()
-}
-
-func loadDecoderMap() map[uintptr]decoder {
-	p := atomic.LoadPointer(&cachedDecoderMap)
-	return *(*map[uintptr]decoder)(unsafe.Pointer(&p))
-}
-
-func storeDecoder(typ uintptr, dec decoder, m map[uintptr]decoder) {
-	newDecoderMap := make(map[uintptr]decoder, len(m)+1)
-	newDecoderMap[typ] = dec
-
-	for k, v := range m {
-		newDecoderMap[k] = v
-	}
-
-	atomic.StorePointer(&cachedDecoderMap, *(*unsafe.Pointer)(unsafe.Pointer(&newDecoderMap)))
-}
-- 
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