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authorLibravatar Terin Stock <terinjokes@gmail.com>2025-03-09 17:47:56 +0100
committerLibravatar Terin Stock <terinjokes@gmail.com>2025-03-10 01:59:49 +0100
commit3ac1ee16f377d31a0fb80c8dae28b6239ac4229e (patch)
treef61faa581feaaeaba2542b9f2b8234a590684413 /vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_windows.go
parent[chore] update URLs to forked source (diff)
downloadgotosocial-3ac1ee16f377d31a0fb80c8dae28b6239ac4229e.tar.xz
[chore] remove vendor
Diffstat (limited to 'vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_windows.go')
-rw-r--r--vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_windows.go51
1 files changed, 0 insertions, 51 deletions
diff --git a/vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_windows.go b/vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_windows.go
deleted file mode 100644
index 913a5f733..000000000
--- a/vendor/github.com/ncruces/go-sqlite3/internal/util/mmap_windows.go
+++ /dev/null
@@ -1,51 +0,0 @@
-package util
-
-import (
- "context"
- "os"
- "reflect"
- "unsafe"
-
- "github.com/tetratelabs/wazero/api"
- "golang.org/x/sys/windows"
-)
-
-type MappedRegion struct {
- windows.Handle
- Data []byte
- addr uintptr
-}
-
-func MapRegion(ctx context.Context, mod api.Module, f *os.File, offset int64, size int32) (*MappedRegion, error) {
- h, err := windows.CreateFileMapping(windows.Handle(f.Fd()), nil, windows.PAGE_READWRITE, 0, 0, nil)
- if h == 0 {
- return nil, err
- }
-
- a, err := windows.MapViewOfFile(h, windows.FILE_MAP_WRITE,
- uint32(offset>>32), uint32(offset), uintptr(size))
- if a == 0 {
- windows.CloseHandle(h)
- return nil, err
- }
-
- ret := &MappedRegion{Handle: h, addr: a}
- // SliceHeader, although deprecated, avoids a go vet warning.
- sh := (*reflect.SliceHeader)(unsafe.Pointer(&ret.Data))
- sh.Len = int(size)
- sh.Cap = int(size)
- sh.Data = a
- return ret, nil
-}
-
-func (r *MappedRegion) Unmap() error {
- if r.Data == nil {
- return nil
- }
- err := windows.UnmapViewOfFile(r.addr)
- if err != nil {
- return err
- }
- r.Data = nil
- return windows.CloseHandle(r.Handle)
-}