workbench/libs/asyncio/include/libraries/asyncio.h

   1 #ifndef LIBRARIES_ASYNCIO_H
   2 #define LIBRARIES_ASYNCIO_H
   3
   4
   5 /*****************************************************************************/
   6
   7
   8 #ifndef EXEC_TYPES_H
   9 #include <exec/types.h>
  10 #endif
  11
  12 #ifndef EXEC_PORTS_H
  13 #include <exec/ports.h>
  14 #endif
  15
  16 #ifndef DOS_DOS_H
  17 #include <dos/dos.h>
  18 #endif
  19
  20 #ifndef DOS_DOSEXTENS_H
  21 #include <dos/dosextens.h>
  22 #endif
  23
  24
  25 /*****************************************************************************/
  26
  27
  28 /* This structure is public only by necessity, don't muck with it yourself, or
  29  * you're looking for trouble
  30  */
  31 typedef struct AsyncFile
  32 {
  33         BPTR                    af_File;
  34         ULONG                   af_BlockSize;
  35         struct MsgPort          *af_Handler;
  36         UBYTE                   *af_Offset;
  37         LONG                    af_BytesLeft;
  38         ULONG                   af_BufferSize;
  39         UBYTE                   *af_Buffers[2];
  40         struct StandardPacket   af_Packet;
  41         struct MsgPort          af_PacketPort;
  42         ULONG                   af_CurrentBuf;
  43         ULONG                   af_SeekOffset;
  44 #ifdef ASIO_NOEXTERNALS
  45         struct ExecBase         *af_SysBase;
  46         struct DosLibrary       *af_DOSBase;
  47 #endif
  48         UBYTE                   af_PacketPending;
  49         UBYTE                   af_ReadMode;
  50         UBYTE                   af_CloseFH;
  51         UBYTE                   af_SeekPastEOF;
  52         ULONG                   af_LastRes1;
  53         ULONG                   af_LastBytesLeft;
  54 } AsyncFile;
  55
  56
  57 /*****************************************************************************/
  58
  59
  60 typedef enum OpenModes
  61 {
  62         MODE_READ,      /* read an existing file                             */
  63         MODE_WRITE,     /* create a new file, delete existing file if needed */
  64         MODE_APPEND     /* append to end of existing file, or create new     */
  65 } OpenModes;
  66
  67
  68 typedef enum SeekModes
  69 {
  70         MODE_START = -1,        /* relative to start of file         */
  71         MODE_CURRENT,           /* relative to current file position */
  72         MODE_END                /* relative to end of file           */
  73 } SeekModes;
  74
  75
  76 /*****************************************************************************/
  77
  78
  79 #if defined(__SASC) && defined(ASIO_SHARED_LIB)
  80 extern long __asiolibversion;  /* Minimum version of asyncio.library */
  81 #endif
  82
  83
  84 #endif /* ASYNCIO_H */