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Diffstat (limited to 'vendor/github.com/bytedance/sonic/loader/mmap_windows.go')
-rw-r--r--vendor/github.com/bytedance/sonic/loader/mmap_windows.go84
1 files changed, 0 insertions, 84 deletions
diff --git a/vendor/github.com/bytedance/sonic/loader/mmap_windows.go b/vendor/github.com/bytedance/sonic/loader/mmap_windows.go
deleted file mode 100644
index 1760a7117..000000000
--- a/vendor/github.com/bytedance/sonic/loader/mmap_windows.go
+++ /dev/null
@@ -1,84 +0,0 @@
-//go:build windows
-// +build windows
-
-// build
-
-/*
- * Copyright 2021 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 loader
-
-import (
- `syscall`
- `unsafe`
-)
-
-const (
- MEM_COMMIT = 0x00001000
- MEM_RESERVE = 0x00002000
-)
-
-var (
- libKernel32 = syscall.NewLazyDLL("KERNEL32.DLL")
- libKernel32_VirtualAlloc = libKernel32.NewProc("VirtualAlloc")
- libKernel32_VirtualProtect = libKernel32.NewProc("VirtualProtect")
-)
-
-func mmap(nb int) uintptr {
- addr, err := winapi_VirtualAlloc(0, nb, MEM_COMMIT|MEM_RESERVE, syscall.PAGE_READWRITE)
- if err != nil {
- panic(err)
- }
- return addr
-}
-
-func mprotect(p uintptr, nb int) (oldProtect int) {
- err := winapi_VirtualProtect(p, nb, syscall.PAGE_EXECUTE_READ, &oldProtect)
- if err != nil {
- panic(err)
- }
- return
-}
-
-// winapi_VirtualAlloc allocate memory
-// Doc: https://docs.microsoft.com/en-us/windows/win32/api/memoryapi/nf-memoryapi-virtualalloc
-func winapi_VirtualAlloc(lpAddr uintptr, dwSize int, flAllocationType int, flProtect int) (uintptr, error) {
- r1, _, err := libKernel32_VirtualAlloc.Call(
- lpAddr,
- uintptr(dwSize),
- uintptr(flAllocationType),
- uintptr(flProtect),
- )
- if r1 == 0 {
- return 0, err
- }
- return r1, nil
-}
-
-// winapi_VirtualProtect change memory protection
-// Doc: https://docs.microsoft.com/en-us/windows/win32/api/memoryapi/nf-memoryapi-virtualprotect
-func winapi_VirtualProtect(lpAddr uintptr, dwSize int, flNewProtect int, lpflOldProtect *int) error {
- r1, _, err := libKernel32_VirtualProtect.Call(
- lpAddr,
- uintptr(dwSize),
- uintptr(flNewProtect),
- uintptr(unsafe.Pointer(lpflOldProtect)),
- )
- if r1 == 0 {
- return err
- }
- return nil
-}