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https://github.com/opentffoundation/opentf.git
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c945ef129a
This library implements the user-specific directory layout specifications for various platforms (XDG on Unix, "Known Folders" on Windows, etc). We'll use this in a subsequent commit to add additional system-specific search directories for provider plugins, and perhaps later on also CLI configuration directories.
41 lines
1.0 KiB
Go
41 lines
1.0 KiB
Go
// +build windows
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package windowsbase
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import (
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"syscall"
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"unsafe"
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"golang.org/x/sys/windows"
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)
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var (
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shell32 = windows.NewLazyDLL("Shell32.dll")
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ole32 = windows.NewLazyDLL("Ole32.dll")
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procSHGetKnownFolderPath = shell32.NewProc("SHGetKnownFolderPath")
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procCoTaskMemFree = ole32.NewProc("CoTaskMemFree")
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)
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func knownFolderDir(fid *FolderID) (string, error) {
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var path uintptr
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err := shGetKnownFolderPath(fid, 0, 0, &path)
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if err != nil {
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return "", err
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}
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defer coTaskMemFree(path)
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dir := syscall.UTF16ToString((*[1 << 16]uint16)(unsafe.Pointer(path))[:])
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return dir, nil
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}
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func shGetKnownFolderPath(fid *FolderID, dwFlags uint32, hToken syscall.Handle, pszPath *uintptr) (retval error) {
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r0, _, _ := procSHGetKnownFolderPath.Call(uintptr(unsafe.Pointer(fid)), uintptr(dwFlags), uintptr(hToken), uintptr(unsafe.Pointer(pszPath)), 0, 0)
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if r0 != 0 {
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return syscall.Errno(r0)
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}
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return nil
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}
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func coTaskMemFree(pv uintptr) {
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procCoTaskMemFree.Call(uintptr(pv), 0, 0)
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}
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