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Diffstat (limited to 'vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go')
-rw-r--r--vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go198
1 files changed, 0 insertions, 198 deletions
diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go b/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go
deleted file mode 100644
index bff943626..000000000
--- a/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go
+++ /dev/null
@@ -1,198 +0,0 @@
-//go:build (amd64 && go1.16 && !go1.24) || (arm64 && go1.20 && !go1.24)
-// +build amd64,go1.16,!go1.24 arm64,go1.20,!go1.24
-
-/**
- * Copyright 2024 ByteDance Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package alg
-
-import (
- "runtime"
- "unsafe"
-
- "github.com/bytedance/sonic/internal/native"
- "github.com/bytedance/sonic/internal/native/types"
- "github.com/bytedance/sonic/internal/rt"
-)
-
-// Valid validates json and returns first non-blank character position,
-// if it is only one valid json value.
-// Otherwise returns invalid character position using start.
-//
-// Note: it does not check for the invalid UTF-8 characters.
-func Valid(data []byte) (ok bool, start int) {
- n := len(data)
- if n == 0 {
- return false, -1
- }
- s := rt.Mem2Str(data)
- p := 0
- m := types.NewStateMachine()
- ret := native.ValidateOne(&s, &p, m, 0)
- types.FreeStateMachine(m)
-
- if ret < 0 {
- return false, p-1
- }
-
- /* check for trailing spaces */
- for ;p < n; p++ {
- if (types.SPACE_MASK & (1 << data[p])) == 0 {
- return false, p
- }
- }
-
- return true, ret
-}
-
-var typeByte = rt.UnpackEface(byte(0)).Type
-
-//go:nocheckptr
-func Quote(buf []byte, val string, double bool) []byte {
- if len(val) == 0 {
- if double {
- return append(buf, `"\"\""`...)
- }
- return append(buf, `""`...)
- }
-
- if double {
- buf = append(buf, `"\"`...)
- } else {
- buf = append(buf, `"`...)
- }
- sp := rt.IndexChar(val, 0)
- nb := len(val)
- b := (*rt.GoSlice)(unsafe.Pointer(&buf))
-
- // input buffer
- for nb > 0 {
- // output buffer
- dp := unsafe.Pointer(uintptr(b.Ptr) + uintptr(b.Len))
- dn := b.Cap - b.Len
- // call native.Quote, dn is byte count it outputs
- opts := uint64(0)
- if double {
- opts = types.F_DOUBLE_UNQUOTE
- }
- ret := native.Quote(sp, nb, dp, &dn, opts)
- // update *buf length
- b.Len += dn
-
- // no need more output
- if ret >= 0 {
- break
- }
-
- // double buf size
- *b = rt.GrowSlice(typeByte, *b, b.Cap*2)
- // ret is the complement of consumed input
- ret = ^ret
- // update input buffer
- nb -= ret
- sp = unsafe.Pointer(uintptr(sp) + uintptr(ret))
- }
-
- runtime.KeepAlive(buf)
- runtime.KeepAlive(sp)
- if double {
- buf = append(buf, `\""`...)
- } else {
- buf = append(buf, `"`...)
- }
-
- return buf
-}
-
-func HtmlEscape(dst []byte, src []byte) []byte {
- var sidx int
-
- dst = append(dst, src[:0]...) // avoid check nil dst
- sbuf := (*rt.GoSlice)(unsafe.Pointer(&src))
- dbuf := (*rt.GoSlice)(unsafe.Pointer(&dst))
-
- /* grow dst if it is shorter */
- if cap(dst)-len(dst) < len(src)+types.BufPaddingSize {
- cap := len(src)*3/2 + types.BufPaddingSize
- *dbuf = rt.GrowSlice(typeByte, *dbuf, cap)
- }
-
- for sidx < sbuf.Len {
- sp := rt.Add(sbuf.Ptr, uintptr(sidx))
- dp := rt.Add(dbuf.Ptr, uintptr(dbuf.Len))
-
- sn := sbuf.Len - sidx
- dn := dbuf.Cap - dbuf.Len
- nb := native.HTMLEscape(sp, sn, dp, &dn)
-
- /* check for errors */
- if dbuf.Len += dn; nb >= 0 {
- break
- }
-
- /* not enough space, grow the slice and try again */
- sidx += ^nb
- *dbuf = rt.GrowSlice(typeByte, *dbuf, dbuf.Cap*2)
- }
- return dst
-}
-
-func F64toa(buf []byte, v float64) ([]byte) {
- if v == 0 {
- return append(buf, '0')
- }
- buf = rt.GuardSlice2(buf, 64)
- ret := native.F64toa((*byte)(rt.IndexByte(buf, len(buf))), v)
- if ret > 0 {
- return buf[:len(buf)+ret]
- } else {
- return buf
- }
-}
-
-func F32toa(buf []byte, v float32) ([]byte) {
- if v == 0 {
- return append(buf, '0')
- }
- buf = rt.GuardSlice2(buf, 64)
- ret := native.F32toa((*byte)(rt.IndexByte(buf, len(buf))), v)
- if ret > 0 {
- return buf[:len(buf)+ret]
- } else {
- return buf
- }
-}
-
-func I64toa(buf []byte, v int64) ([]byte) {
- buf = rt.GuardSlice2(buf, 32)
- ret := native.I64toa((*byte)(rt.IndexByte(buf, len(buf))), v)
- if ret > 0 {
- return buf[:len(buf)+ret]
- } else {
- return buf
- }
-}
-
-func U64toa(buf []byte, v uint64) ([]byte) {
- buf = rt.GuardSlice2(buf, 32)
- ret := native.U64toa((*byte)(rt.IndexByte(buf, len(buf))), v)
- if ret > 0 {
- return buf[:len(buf)+ret]
- } else {
- return buf
- }
-}
-