36dc2782c4
The bind filter supports bind-like mounts and volume mounts. It also allows us to have read-only mounts. Signed-off-by: Gabriel Adrian Samfira <gsamfira@cloudbasesolutions.com>
94 lines
2.5 KiB
Go
94 lines
2.5 KiB
Go
//go:build windows
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// Code generated by 'go generate' using "github.com/Microsoft/go-winio/tools/mkwinsyscall"; DO NOT EDIT.
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package mount
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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 _ unsafe.Pointer
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// Do the interface allocations only once for common
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// Errno values.
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const (
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errnoERROR_IO_PENDING = 997
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)
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var (
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errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
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errERROR_EINVAL error = syscall.EINVAL
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)
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// errnoErr returns common boxed Errno values, to prevent
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// allocations at runtime.
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func errnoErr(e syscall.Errno) error {
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switch e {
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case 0:
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return errERROR_EINVAL
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case errnoERROR_IO_PENDING:
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return errERROR_IO_PENDING
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}
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// TODO: add more here, after collecting data on the common
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// error values see on Windows. (perhaps when running
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// all.bat?)
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return e
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}
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var (
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modbindfltapi = windows.NewLazySystemDLL("bindfltapi.dll")
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procBfGetMappings = modbindfltapi.NewProc("BfGetMappings")
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procBfRemoveMapping = modbindfltapi.NewProc("BfRemoveMapping")
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procBfSetupFilter = modbindfltapi.NewProc("BfSetupFilter")
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)
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func BfGetMappings(flags uint32, jobHandle windows.Handle, virtRootPath *uint16, sid *windows.SID, bufferSize *uint32, outBuffer uintptr) (hr error) {
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hr = procBfGetMappings.Find()
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if hr != nil {
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return
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}
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r0, _, _ := syscall.Syscall6(procBfGetMappings.Addr(), 6, uintptr(flags), uintptr(jobHandle), uintptr(unsafe.Pointer(virtRootPath)), uintptr(unsafe.Pointer(sid)), uintptr(unsafe.Pointer(bufferSize)), uintptr(outBuffer))
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if int32(r0) < 0 {
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if r0&0x1fff0000 == 0x00070000 {
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r0 &= 0xffff
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}
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hr = syscall.Errno(r0)
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}
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return
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}
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func BfRemoveMapping(jobHandle windows.Handle, virtRootPath *uint16) (hr error) {
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hr = procBfRemoveMapping.Find()
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if hr != nil {
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return
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}
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r0, _, _ := syscall.Syscall(procBfRemoveMapping.Addr(), 2, uintptr(jobHandle), uintptr(unsafe.Pointer(virtRootPath)), 0)
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if int32(r0) < 0 {
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if r0&0x1fff0000 == 0x00070000 {
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r0 &= 0xffff
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}
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hr = syscall.Errno(r0)
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}
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return
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}
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func BfSetupFilter(jobHandle windows.Handle, flags uint32, virtRootPath *uint16, virtTargetPath *uint16, virtExceptions **uint16, virtExceptionPathCount uint32) (hr error) {
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hr = procBfSetupFilter.Find()
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if hr != nil {
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return
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}
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r0, _, _ := syscall.Syscall6(procBfSetupFilter.Addr(), 6, uintptr(jobHandle), uintptr(flags), uintptr(unsafe.Pointer(virtRootPath)), uintptr(unsafe.Pointer(virtTargetPath)), uintptr(unsafe.Pointer(virtExceptions)), uintptr(virtExceptionPathCount))
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if int32(r0) < 0 {
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if r0&0x1fff0000 == 0x00070000 {
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r0 &= 0xffff
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}
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hr = syscall.Errno(r0)
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}
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return
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}
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