mirror of
https://github.com/reactos/reactos.git
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122 lines
3.2 KiB
C
122 lines
3.2 KiB
C
/* $Id$
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*
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* PROJECT: ReactOS Operating System / POSIX Environment Subsystem
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*
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* --------------------------------------------------------------------
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*
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* This software is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write
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* to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
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* MA 02139, USA.
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*
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* --------------------------------------------------------------------
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*/
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#include <windows.h>
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#include <stdio.h>
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#include <stdlib.h>
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#define NTOS_MODE_USER
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#include <ntos.h>
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#include <sm/helper.h>
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#define RETRY_COUNT 3
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/**********************************************************************
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* PsxCheckSubSystem/1
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*/
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NTSTATUS STDCALL
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PsxCheckSubSystem (LPCSTR argv0)
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{
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NTSTATUS Status = STATUS_SUCCESS;
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UNICODE_STRING DirectoryName = {0, 0, NULL};
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OBJECT_ATTRIBUTES DirectoryAttributes = {0};
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HANDLE hDir = (HANDLE) 0;
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RtlInitUnicodeString (& DirectoryName, L"\\POSIX");
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InitializeObjectAttributes (& DirectoryAttributes,
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& DirectoryName,
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0,0,0);
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Status = NtOpenDirectoryObject (& hDir,
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DIRECTORY_TRAVERSE,
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& DirectoryAttributes);
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if(NT_SUCCESS(Status))
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{
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NtClose (hDir);
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}
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return Status;
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}
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/**********************************************************************
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* PsxBootstrap/1
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*/
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NTSTATUS STDCALL
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PsxBootstrap (LPCSTR argv0)
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{
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NTSTATUS Status = STATUS_SUCCESS;
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UNICODE_STRING Program = {0, 0, NULL};
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HANDLE SmApiPort = (HANDLE) 0;
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printf("Connecting to the SM: ");
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Status = SmConnectApiPort (NULL,
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(HANDLE) 0,
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IMAGE_SUBSYSTEM_UNKNOWN,
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& SmApiPort);
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if(!NT_SUCCESS(Status))
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{
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fprintf(stderr,"\n%s: SmConnectApiPort failed with 0x%08lx\n",
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argv0, Status);
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return Status;
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}
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RtlInitUnicodeString (& Program, L"POSIX");
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Status = SmExecuteProgram (SmApiPort, & Program);
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if(STATUS_SUCCESS != Status)
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{
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fprintf(stderr, "%s: SmExecuteProgram = %08lx\n", argv0, Status);
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}
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NtClose (SmApiPort);
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return Status;
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}
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/**********************************************************************
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*
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* ENTRY POINT PUBLIC
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*
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*********************************************************************/
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int main (int argc, char * argv [])
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{
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NTSTATUS Status = STATUS_SUCCESS;
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INT RetryCount = RETRY_COUNT;
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while(RetryCount > 0)
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{
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Status = PsxCheckSubSystem (argv[0]);
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if(STATUS_SUCCESS == Status)
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{
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if (RETRY_COUNT == RetryCount)
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{
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fprintf(stderr,"POSIX already booted.\n");
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}else{
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fprintf(stderr,"POSIX booted.\n");
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}
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break;
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}else{
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Status = PsxBootstrap (argv[0]);
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}
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-- RetryCount;
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}
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return NT_SUCCESS(Status) ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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/* EOF */
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