// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package syscall

import (
	"unsafe"
)

const (
	STANDARD_RIGHTS_REQUIRED = 0xf0000
	STANDARD_RIGHTS_READ     = 0x20000
	STANDARD_RIGHTS_WRITE    = 0x20000
	STANDARD_RIGHTS_EXECUTE  = 0x20000
	STANDARD_RIGHTS_ALL      = 0x1F0000
)

const (
	NameUnknown          = 0
	NameFullyQualifiedDN = 1

	runtime.SetFinalizer(p, nil)
	return nil
}

func (p *Process) closeHandle() {
	syscall.CloseHandle(syscall.Handle(p.handle))
}

func findProcess(pid int) (p *Process, err error) {
	const da = syscall.STANDARD_RIGHTS_READ |
		syscall.PROCESS_QUERY_INFORMATION | syscall.SYNCHRONIZE
	h, e := syscall.OpenProcess(da, false, uint32(pid))
	if e != nil {
		return nil, NewSyscallError("OpenProcess", e)
	}

		TOKEN_DUPLICATE |
		TOKEN_IMPERSONATE |
		TOKEN_QUERY |
		TOKEN_QUERY_SOURCE |
		TOKEN_ADJUST_PRIVILEGES |
		TOKEN_ADJUST_GROUPS |
		TOKEN_ADJUST_DEFAULT |
		TOKEN_ADJUST_SESSIONID
	TOKEN_READ  = STANDARD_RIGHTS_READ | TOKEN_QUERY
	TOKEN_WRITE = STANDARD_RIGHTS_WRITE |
		TOKEN_ADJUST_PRIVILEGES |
		TOKEN_ADJUST_GROUPS |
		TOKEN_ADJUST_DEFAULT
	TOKEN_EXECUTE = STANDARD_RIGHTS_EXECUTE
)

const (

	FILE_WRITE_DATA       = 0x00000002
	FILE_WRITE_ATTRIBUTES = 0x00000100
	FILE_WRITE_EA         = 0x00000010
	FILE_APPEND_DATA      = 0x00000004
	FILE_EXECUTE          = 0x00000020

	FILE_GENERIC_READ    = STANDARD_RIGHTS_READ | FILE_READ_DATA | FILE_READ_ATTRIBUTES | FILE_READ_EA | SYNCHRONIZE
	FILE_GENERIC_WRITE   = STANDARD_RIGHTS_WRITE | FILE_WRITE_DATA | FILE_WRITE_ATTRIBUTES | FILE_WRITE_EA | FILE_APPEND_DATA | SYNCHRONIZE

		{"SSLExtraCertChainPolicyPara.ServerName", Field, 0},
		{"SSLExtraCertChainPolicyPara.Size", Field, 0},
		{"STANDARD_RIGHTS_ALL", Const, 0},
		{"STANDARD_RIGHTS_EXECUTE", Const, 0},
		{"STANDARD_RIGHTS_READ", Const, 0},
		{"STANDARD_RIGHTS_REQUIRED", Const, 0},
		{"STANDARD_RIGHTS_WRITE", Const, 0},
		{"STARTF_USESHOWWINDOW", Const, 0},
		{"STARTF_USESTDHANDLES", Const, 0},
		{"STD_ERROR_HANDLE", Const, 0},

pkg syscall (windows-386), const STANDARD_RIGHTS_ALL ideal-int
pkg syscall (windows-386), const STANDARD_RIGHTS_EXECUTE ideal-int
pkg syscall (windows-386), const STANDARD_RIGHTS_READ ideal-int
pkg syscall (windows-386), const STANDARD_RIGHTS_REQUIRED ideal-int
pkg syscall (windows-386), const STANDARD_RIGHTS_WRITE ideal-int
pkg syscall (windows-386), const STARTF_USESHOWWINDOW ideal-int

pkg syscall (windows-386), const STANDARD_RIGHTS_ALL = 2031616
pkg syscall (windows-386), const STANDARD_RIGHTS_EXECUTE = 131072
pkg syscall (windows-386), const STANDARD_RIGHTS_READ = 131072
pkg syscall (windows-386), const STANDARD_RIGHTS_REQUIRED = 983040
pkg syscall (windows-386), const STANDARD_RIGHTS_WRITE = 131072
pkg syscall (windows-386), const STARTF_USESHOWWINDOW = 1