From 99cf9c4dc5855b1f5f26d00267fdbbe672ee27a7 Mon Sep 17 00:00:00 2001 From: Jeffrey Armstrong Date: Mon, 5 Oct 2015 08:38:46 -0400 Subject: Initial commit --- f_peek.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 f_peek.c (limited to 'f_peek.c') diff --git a/f_peek.c b/f_peek.c new file mode 100644 index 0000000..108b9e8 --- /dev/null +++ b/f_peek.c @@ -0,0 +1,14 @@ +#include "fossil.h" +#include +#include + +unsigned char F_Peek(void) +{ + union REGS regs; + regs.h.ah = 0x0C; + regs.x.dx = (unsigned char) port; + int86(FOSSIL_INT, ®s, ®s); + if(regs.x.ax == 0xFFFF) + return(FALSE); + return (regs.h.al); +} -- cgit v1.2.3