2022-03-26 22:58:48 -04:00
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#include <stdio.h>
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#include <stdlib.h>
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#include "uxn.h"
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#include "devices/system.h"
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#include "devices/file.h"
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#include "devices/datetime.h"
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/*
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2023-01-28 19:47:41 -05:00
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Copyright (c) 2021-2023 Devine Lu Linvega, Andrew Alderwick
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2022-03-26 22:58:48 -04:00
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Permission to use, copy, modify, and distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE.
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*/
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2022-06-14 13:47:52 -04:00
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#define SUPPORT 0x1c03 /* devices mask */
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2022-03-26 22:58:48 -04:00
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static int
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emu_error(char *msg, const char *err)
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2022-03-26 22:58:48 -04:00
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{
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fprintf(stderr, "Error %s: %s\n", msg, err);
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return 0;
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}
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2022-04-05 15:08:49 -04:00
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static int
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console_input(Uxn *u, char c)
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{
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Uint8 *d = &u->dev[0x10];
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d[0x02] = c;
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return uxn_eval(u, GETVEC(d));
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}
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static void
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console_deo(Uint8 *d, Uint8 port)
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{
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FILE *fd = port == 0x8 ? stdout : port == 0x9 ? stderr :
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0;
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if(fd) {
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fputc(d[port], fd);
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fflush(fd);
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}
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}
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static Uint8
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emu_dei(Uxn *u, Uint8 addr)
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{
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Uint8 p = addr & 0x0f, d = addr & 0xf0;
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switch(d) {
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case 0xa0: return file_dei(0, &u->dev[d], p);
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case 0xb0: return file_dei(1, &u->dev[d], p);
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case 0xc0: return datetime_dei(&u->dev[d], p);
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}
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return u->dev[addr];
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}
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static void
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emu_deo(Uxn *u, Uint8 addr, Uint8 v)
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{
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Uint8 p = addr & 0x0f, d = addr & 0xf0;
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Uint16 mask = 0x1 << (d >> 4);
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u->dev[addr] = v;
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switch(d) {
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case 0x00: system_deo(u, &u->dev[d], p); break;
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case 0x10: console_deo(&u->dev[d], p); break;
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case 0xa0: file_deo(0, u->ram, &u->dev[d], p); break;
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case 0xb0: file_deo(1, u->ram, &u->dev[d], p); break;
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}
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if(p == 0x01 && !(SUPPORT & mask))
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fprintf(stderr, "Warning: Incompatible emulation, device: %02x.\n", d);
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}
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int
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main(int argc, char **argv)
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{
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Uxn u;
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int i;
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if(argc < 2)
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return emu_error("Usage", "uxncli game.rom args");
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if(!uxn_boot(&u, (Uint8 *)calloc(0x10000 * RAM_PAGES, sizeof(Uint8)), emu_dei, emu_deo))
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return emu_error("Boot", "Failed");
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if(!system_load(&u, argv[1]))
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return emu_error("Load", "Failed");
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if(!uxn_eval(&u, PAGE_PROGRAM))
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return emu_error("Init", "Failed");
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for(i = 2; i < argc; i++) {
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char *p = argv[i];
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while(*p) console_input(&u, *p++);
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console_input(&u, '\n');
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}
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while(!u.dev[0x0f]) {
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int c = fgetc(stdin);
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if(c != EOF)
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console_input(&u, (Uint8)c);
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}
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return 0;
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}
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