1 files changed, 107 insertions, 0 deletions
diff --git a/newlib/libc/sys/go32/dos.h b/newlib/libc/sys/go32/dos.h
new file mode 100644
index 00000000000..8b42562d20b
--- /dev/null
+++ b/newlib/libc/sys/go32/dos.h
@@ -0,0 +1,107 @@
+#ifndef _DOS_H_
+#define _DOS_H_
+
+#include "pc.h"
+
+union REGS {
+  struct {
+    unsigned long ax;
+    unsigned long bx;
+    unsigned long cx;
+    unsigned long dx;
+    unsigned long si;
+    unsigned long di;
+    unsigned long cflag;
+    unsigned long flags;
+  } x;
+  struct {
+    unsigned char al;
+    unsigned char ah;
+    unsigned short upper_ax;
+    unsigned char bl;
+    unsigned char bh;
+    unsigned short upper_bx;
+    unsigned char cl;
+    unsigned char ch;
+    unsigned short upper_cx;
+    unsigned char dl;
+    unsigned char dh;
+    unsigned short upper_dx;
+  } h;
+};
+
+struct SREGS {
+  unsigned short cs;
+  unsigned short ds;
+  unsigned short es;
+  unsigned short fs;
+  unsigned short gs;
+  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
+
+int bdos(int func, unsigned dx, unsigned al);
+int bdosptr(int func, void *dx, unsigned al);
+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 enable(void);
+int disable(void);
+
+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 *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+