kolibrios/contrib/media/updf/include/dos.h

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/* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */
/* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */
/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
#ifndef __dj_include_dos_h_
#define __dj_include_dos_h_
#ifndef __dj_ENFORCE_ANSI_FREESTANDING
#ifndef __STRICT_ANSI__
#ifndef _POSIX_SOURCE
#include <pc.h>
int _detect_80387(void);
struct DWORDREGS {
unsigned long edi;
unsigned long esi;
unsigned long ebp;
unsigned long cflag;
unsigned long ebx;
unsigned long edx;
unsigned long ecx;
unsigned long eax;
unsigned short eflags;
};
struct DWORDREGS_W {
unsigned long di;
unsigned long si;
unsigned long bp;
unsigned long cflag;
unsigned long bx;
unsigned long dx;
unsigned long cx;
unsigned long ax;
unsigned short flags;
};
struct WORDREGS {
unsigned short di, _upper_di;
unsigned short si, _upper_si;
unsigned short bp, _upper_bp;
unsigned short cflag, _upper_cflag;
unsigned short bx, _upper_bx;
unsigned short dx, _upper_dx;
unsigned short cx, _upper_cx;
unsigned short ax, _upper_ax;
unsigned short flags;
};
struct BYTEREGS {
unsigned short di, _upper_di;
unsigned short si, _upper_si;
unsigned short bp, _upper_bp;
unsigned long cflag;
unsigned char bl;
unsigned char bh;
unsigned short _upper_bx;
unsigned char dl;
unsigned char dh;
unsigned short _upper_dx;
unsigned char cl;
unsigned char ch;
unsigned short _upper_cx;
unsigned char al;
unsigned char ah;
unsigned short _upper_ax;
unsigned short flags;
};
union REGS { /* Compatible with DPMI structure, except cflag */
struct DWORDREGS d;
#ifdef _NAIVE_DOS_REGS
struct WORDREGS x;
#else
#ifdef _BORLAND_DOS_REGS
struct DWORDREGS x;
#else
struct DWORDREGS_W x;
#endif
#endif
struct WORDREGS w;
struct BYTEREGS h;
};
struct SREGS {
unsigned short es;
unsigned short ds;
unsigned short fs;
unsigned short gs;
unsigned short cs;
unsigned short ss;
};
struct ftime {
unsigned ft_tsec:5; /* 0-29, double to get real seconds */
unsigned ft_min:6; /* 0-59 */
unsigned ft_hour:5; /* 0-23 */
unsigned ft_day:5; /* 1-31 */
unsigned ft_month:4; /* 1-12 */
unsigned ft_year:7; /* since 1980 */
};
struct date {
short da_year;
char da_day;
char da_mon;
};
struct time {
unsigned char ti_min;
unsigned char ti_hour;
unsigned char ti_hund;
unsigned char ti_sec;
};
struct dfree {
unsigned df_avail;
unsigned df_total;
unsigned df_bsec;
unsigned df_sclus;
};
#ifdef __cplusplus
extern "C" {
#endif
extern unsigned short _osmajor, _osminor;
extern const char * _os_flavor;
extern int _doserrno;
unsigned short _get_dos_version(int);
int int86(int ivec, union REGS *in, union REGS *out);
int int86x(int ivec, union REGS *in, union REGS *out, struct SREGS *seg);
int intdos(union REGS *in, union REGS *out);
int intdosx(union REGS *in, union REGS *out, struct SREGS *seg);
int bdos(int func, unsigned dx, unsigned al);
int bdosptr(int func, void *dx, unsigned al);
#define bdosptr(a, b, c) bdos(a, (unsigned)(b), c)
#define intdos(a, b) int86(0x21, a, b)
#define intdosx(a, b, c) int86x(0x21, a, b, c)
int getftime(int handle, struct ftime *ftimep);
int setftime(int handle, struct ftime *ftimep);
int getcbrk(void);
int setcbrk(int new_value);
void getdate(struct date *);
/* void gettime(struct time *); */
void setdate(struct date *);
void settime(struct time *);
void getdfree(unsigned char drive, struct dfree *ptr);
void delay(unsigned msec);
/* int _get_default_drive(void);
void _fixpath(const char *, char *); */
/*
* For compatibility with other DOS C compilers.
*/
#define _A_NORMAL 0x00 /* Normal file - No read/write restrictions */
#define _A_RDONLY 0x01 /* Read only file */
#define _A_HIDDEN 0x02 /* Hidden file */
#define _A_SYSTEM 0x04 /* System file */
#define _A_VOLID 0x08 /* Volume ID file */
#define _A_SUBDIR 0x10 /* Subdirectory */
#define _A_ARCH 0x20 /* Archive file */
#define _enable enable
#define _disable disable
struct _dosdate_t {
unsigned char day; /* 1-31 */
unsigned char month; /* 1-12 */
unsigned short year; /* 1980-2099 */
unsigned char dayofweek; /* 0-6, 0=Sunday */
};
#define dosdate_t _dosdate_t
struct _dostime_t {
unsigned char hour; /* 0-23 */
unsigned char minute; /* 0-59 */
unsigned char second; /* 0-59 */
unsigned char hsecond; /* 0-99 */
};
#define dostime_t _dostime_t
#pragma pack(push,1)
struct _find_t {
char reserved[21];
unsigned char attrib;
unsigned short wr_time;
unsigned short wr_date;
unsigned long size;
char name[256];
};
#pragma pack(pop)
#define find_t _find_t
struct _diskfree_t {
unsigned short total_clusters;
unsigned short avail_clusters;
unsigned short sectors_per_cluster;
unsigned short bytes_per_sector;
};
#define diskfree_t _diskfree_t
struct _DOSERROR {
int exterror;
#ifdef __cplusplus
char errclass;
#else
char class;
#endif
char action;
char locus;
};
#define DOSERROR _DOSERROR
unsigned int _dos_creat(const char *_filename, unsigned int _attr, int *_handle);
unsigned int _dos_creatnew(const char *_filename, unsigned int _attr, int *_handle);
unsigned int _dos_open(const char *_filename, unsigned int _mode, int *_handle);
unsigned int _dos_write(int _handle, const void *_buffer, unsigned int _count, unsigned int *_result);
unsigned int _dos_read(int _handle, void *_buffer, unsigned int _count, unsigned int *_result);
unsigned int _dos_close(int _handle);
unsigned int _dos_commit(int _handle);
unsigned int _dos_findfirst(char *_name, unsigned int _attr, struct _find_t *_result);
unsigned int _dos_findnext(struct _find_t *_result);
void _dos_getdate(struct _dosdate_t *_date);
unsigned int _dos_setdate(struct _dosdate_t *_date);
void _dos_gettime(struct _dostime_t *_time);
unsigned int _dos_settime(struct _dostime_t *_time);
unsigned int _dos_getftime(int _handle, unsigned int *_p_date, unsigned int *_p_time);
unsigned int _dos_setftime(int _handle, unsigned int _date, unsigned int _time);
unsigned int _dos_getfileattr(const char *_filename, unsigned int *_p_attr);
unsigned int _dos_setfileattr(const char *_filename, unsigned int _attr);
void _dos_getdrive(unsigned int *_p_drive);
void _dos_setdrive(unsigned int _drive, unsigned int *_p_drives);
unsigned int _dos_getdiskfree(unsigned int _drive, struct _diskfree_t *_diskspace);
int _dosexterr(struct _DOSERROR *_p_error);
#define dosexterr(_ep) _dosexterr(_ep)
#define int386(_i, _ir, _or) int86(_i, _ir, _or)
#define int386x(_i, _ir, _or, _sr) int86x(_i, _ir, _or, _sr)
#ifdef __cplusplus
}
#endif
#endif /* !_POSIX_SOURCE */
#endif /* !__STRICT_ANSI__ */
#endif /* !__dj_ENFORCE_ANSI_FREESTANDING */
#ifndef __dj_ENFORCE_FUNCTION_CALLS
#endif /* !__dj_ENFORCE_FUNCTION_CALLS */
#ifndef _USE_LFN
#define _USE_LFN (1)
#endif
#endif /* !__dj_include_dos_h_ */