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cc65/include/geos/gdisk.h

82 lines
2.3 KiB
C

/*
GEOS functions from disk driver
by Maciej 'YTM/Elysium' Witkowiak
*/
#ifndef _GDISK_H
#define _GDISK_H
#ifndef _GSTRUCT_H
#include <geos/gstruct.h>
#endif
char __fastcall__ ReadBuff(struct tr_se *myTrSe);
char __fastcall__ WriteBuff(struct tr_se *myTrSe);
char __fastcall__ GetBlock(struct tr_se *myTrSe, char *buffer);
char __fastcall__ PutBlock(struct tr_se *myTrSe, const char *buffer);
char __fastcall__ ReadBlock(struct tr_se *myTrSe, char *buffer);
char __fastcall__ WriteBlock(struct tr_se *myTrSe, const char *buffer);
char __fastcall__ VerWriteBlock(struct tr_se *myTrSe, const char *buffer);
unsigned CalcBlksFree(void);
char ChkDkGEOS(void);
char SetGEOSDisk(void);
char NewDisk(void);
char OpenDisk(void);
char __fastcall__ FindBAMBit(struct tr_se *myTrSe);
char __fastcall__ BlkAlloc(struct tr_se output[], unsigned length);
char __fastcall__ NxtBlkAlloc(struct tr_se *startTrSe,
struct tr_se output[], unsigned length);
char __fastcall__ FreeBlock(struct tr_se *myTrSe);
struct tr_se __fastcall__ SetNextFree(struct tr_se *myTrSe);
// above needs (unsigned) casts on both sides of '='
char GetDirHead(void);
char PutDirHead(void);
void __fastcall__ GetPtrCurDkNm(char *name);
void EnterTurbo(void);
void ExitTurbo(void);
void PurgeTurbo(void);
char __fastcall__ ChangeDiskDevice(char newdev);
/* disk header offsets i.e. index curDirHead with these */
#define OFF_TO_BAM 4
#define OFF_DISK_NAME 144
#define OFF_GS_DTYPE 189
#define OFF_OP_TR_SC 171
#define OFF_GS_ID 173
/* disk errors reported in _oserror */
#define ANY_FAULT 0xf0
#define G_EOF 0
#define NO_BLOCKS 1
#define INV_TRACK 2
#define INSUFF_SPACE 3
#define FULL_DIRECTORY 4
#define FILE_NOT_FOUND 5
#define BAD_BAM 6
#define UNOPENED_VLIR 7
#define INV_RECORD 8
#define OUT_OF_RECORDS 9
#define STRUCT_MISMAT 10
#define BFR_OVERFLOW 11
#define CANCEL_ERR 12
#define DEV_NOT_FOUND 13
#define INCOMPATIBLE 14
#define HDR_NOT_THERE 0x20
#define NO_SYNC 0x21
#define DBLK_NOT_THERE 0x22
#define DAT_CHKSUM_ERR 0x23
#define WR_VER_ERR 0x25
#define WR_PR_ON 0x26
#define HDR_CHKSUM_ERR 0x27
#define DSK_ID_MISMAT 0x29
#define BYTE_DEC_ERR 0x2e
#define DOS_MISMATCH 0x73
#endif