arch/all-mingw32/filesys/emul_handler/emul_host.h

   1 #ifndef RESOURCES_EMUL_HOST_H
   2 #define RESOURCES_EMUL_HOST_H
   3
   4 /*
   5     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: Internal header-file for emulation-handler.
   9     Lang: english
  10 */
  11
  12 #pragma pack(4)
  13
  14 /* This structure describes our virtual hardware registers */
  15 struct AsyncReaderControl
  16 {
  17     unsigned int  cmd;      /* Command                                    */
  18     void         *fh;       /* File handle to operate on                  */
  19     void         *addr;     /* Buffer address                             */
  20     unsigned int  len;      /* Requested data length                      */
  21     unsigned int  actual;   /* Actual data length                         */
  22     unsigned int  error;    /* Error code                                 */
  23     void         *CmdEvent; /* Event to trigger in order to tell us to go */
  24     unsigned char IrqNum;   /* IRQ number on AROS side                    */
  25     unsigned int  sig;      /* AROS signal to use, used by IRQ handler    */
  26     void         *task;     /* AROS task to signal, used by IRQ handler   */
  27 };
  28
  29 #pragma pack()
  30
  31 #define ASYNC_CMD_SHUTDOWN 0
  32 #define ASYNC_CMD_READ     1
  33
  34 #ifdef __x86_64__
  35 #define __aros __attribute((sysv_abi))
  36 #else
  37 #define __aros
  38 #endif
  39
  40 #ifdef __AROS__
  41
  42 #include "emul_winapi.h"
  43
  44 struct EmulInterface
  45 {
  46     struct AsyncReaderControl *(*EmulInitNative)(void);
  47     unsigned long (*EmulGetHome)(char *name, char *home);
  48 };
  49
  50 /* The following functions are availible on not all Windows versions, so they are optional for us.
  51    If they are present, we will use them. If not, produce error or fail back to emulation (for example,
  52    softlinks can be implemented using shell shortcuts) */
  53
  54 struct KernelInterface
  55 {
  56     void * __stdcall (*CreateFile)(char *lpFileName, ULONG dwDesiredAccess, ULONG dwShareMode, void *lpSecurityAttributes,
  57                                                  ULONG dwCreationDisposition, ULONG dwFlagsAndAttributes, void *hTemplateFile);
  58     ULONG  __stdcall (*CloseHandle)(void *hObject);
  59     ULONG  __stdcall (*ReadFile)(void *hFile, void *lpBuffer, ULONG nNumberOfBytesToRead, ULONG *lpNumberOfBytesRead, void *lpOverlapped);
  60     ULONG  __stdcall (*WriteFile)(void *hFile, void *lpBuffer, ULONG nNumberOfBytesToWrite, ULONG *lpNumberOfBytesWritten, void *lpOverlapped);
  61     ULONG  __stdcall (*SetFilePointer)(void *hFile, LONG lDistanceToMove, LONG *lpDistanceToMoveHigh, ULONG dwMoveMethod);
  62     ULONG  __stdcall (*SetEndOfFile)(void *hFile);
  63     ULONG  __stdcall (*GetFileType)(void *hFile);
  64     void * __stdcall (*GetStdHandle)(ULONG nStdHandle);
  65     ULONG  __stdcall (*MoveFile)(char *lpExistingFileName, char *lpNewFileName);
  66     ULONG  __stdcall (*GetCurrentDirectory)(ULONG nBufferLength, char *lpBuffer);
  67     void * __stdcall (*FindFirstFile)(char *lpFileName, LPWIN32_FIND_DATA lpFindFileData);
  68     ULONG  __stdcall (*FindNextFile)(void *hFindFile, LPWIN32_FIND_DATA lpFindFileData);
  69     ULONG  __stdcall (*FindClose)(void *hFindFile);
  70     ULONG  __stdcall (*CreateDirectory)(char *lpPathName, void *lpSecurityAttributes);
  71     ULONG  __stdcall (*SetFileAttributes)(char *lpFileName, ULONG dwFileAttributes);
  72     ULONG  __stdcall (*GetLastError)(void);
  73     ULONG  __stdcall (*CreateHardLink)(char *lpFileName, char *lpExistingFileName, void *lpSecurityAttributes);
  74     ULONG  __stdcall (*CreateSymbolicLink)(char *lpSymlinkFileName, char *lpTargetFileName, ULONG dwFlags);
  75     ULONG  __stdcall (*SetEvent)(void *hEvent);
  76     ULONG  __stdcall (*SetFileTime)(void *hFile, UQUAD *lpCreationTime, UQUAD *lpLastAccessTime, UQUAD *lpLastWriteTime);
  77     ULONG  __stdcall (*GetFileAttributes)(char *lpFileName);
  78     ULONG  __stdcall (*GetFileAttributesEx)(char *lpFileName, ULONG fInfoLevelId, void *lpFileInformation);
  79     ULONG  __stdcall (*_DeleteFile)(char *lpFileName);
  80     ULONG  __stdcall (*RemoveDirectory)(char *lpPathName);
  81     ULONG  __stdcall (*GetDiskFreeSpace)(char *lpRootPathName, ULONG *lpSectorsPerCluster, ULONG *lpBytesPerSector, ULONG *lpNumberOfFreeClusters, ULONG *lpTotalNumberOfClusters);
  82 };
  83
  84 struct PlatformHandle
  85 {
  86     char  *pathname;    /* Pathname with pattern for directory searching */
  87     ULONG  dirpos;      /* Current directory search position             */
  88 };
  89
  90 struct Emul_PlatformData
  91 {
  92     void                        *EmulHandle;
  93     void                        *KernelHandle;
  94     void                        *ConsoleInt;
  95     struct AsyncReaderControl   *ConsoleReader;
  96     struct EmulInterface        *EmulIFace;
  97     struct KernelInterface      *KernelIFace;
  98 };
  99
 100 #endif
 101 #endif