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bananatools/exvs2hook/jvs.c
Kevin Trocolli 8ff356b84c add games
2023-09-18 04:05:22 -04:00

125 lines
2.6 KiB
C

#include <windows.h>
#include <assert.h>
#include <process.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include "hook/iobuf.h"
#include "hook/iohook.h"
#include "hooklib/uart.h"
#include "hooklib/fdshark.h"
#include "util/dprintf.h"
#include "util/dump.h"
#include "board/najv4.h"
#include "exvs2hook/jvs.h"
#include "exvs2hook/exvs2-dll.h"
static void exvs2_jvs_read_switches(void *ctx, struct najv4_switch_state *out);
static void exvs2_jvs_read_coin_counter(void *ctx, uint8_t slot_no, uint16_t *out);
static const struct najv4_ops exvs2_jvs_najv4_ops = {
.read_switches = exvs2_jvs_read_switches,
.read_coin_counter = exvs2_jvs_read_coin_counter,
};
static struct najv4 exvs2_jvs_najv4;
HRESULT exvs2_jvs_init(struct jvs_node **out)
{
HRESULT hr;
assert(out != NULL);
assert(exvs2_dll.jvs_init != NULL);
dprintf("exvs2 JVS: Starting IO backend\n");
hr = exvs2_dll.jvs_init();
if (FAILED(hr)) {
dprintf("exvs2 JVS: Backend error, I/O disconnected: %x\n", (int) hr);
return hr;
}
najv4_init(&exvs2_jvs_najv4, NULL, &exvs2_jvs_najv4_ops, NULL);
*out = najv4_to_jvs_node(&exvs2_jvs_najv4);
return S_OK;
}
static void exvs2_jvs_read_switches(void *ctx, struct najv4_switch_state *out)
{
uint8_t opbtn = 0;
uint16_t gamebtn = 0;
assert(out != NULL);
assert(exvs2_dll.jvs_poll != NULL);
exvs2_dll.jvs_poll(&opbtn, &gamebtn);
out->system = 0;
out->p1 = 0;
out->p2 = 0;
if (opbtn & EXVS2_IO_OPBTN_TEST) { // Test
out->system = 0x80;
}
if (gamebtn & EXVS2_IO_GAMEBTN_4) { // Btn4
out->p1 |= 0x40;
}
if (gamebtn & EXVS2_IO_GAMEBTN_3) { // Btn3
out->p1 |= 0x80;
}
if (gamebtn & EXVS2_IO_GAMEBTN_2) { // Btn2
out->p1 |= 0x100;
}
if (gamebtn & EXVS2_IO_GAMEBTN_1) { // Btn1
out->p1 |= 0x200;
}
if (gamebtn & EXVS2_IO_GAMEBTN_RIGHT) { // Right
out->p1 |= 0x400;
}
if (gamebtn & EXVS2_IO_GAMEBTN_LEFT) { // Left
out->p1 |= 0x800;
}
if (gamebtn & EXVS2_IO_GAMEBTN_DOWN) { // Down
out->p1 |= 0x1000;
}
if (gamebtn & EXVS2_IO_GAMEBTN_UP) { // Up
out->p1 |= 0x2000;
}
if (opbtn & EXVS2_IO_OPBTN_SERVICE) { // Service
out->p1 |= 0x4000;
}
if (gamebtn & EXVS2_IO_GAMEBTN_START) { // Start
out->p1 = 0x8000;
}
}
static void exvs2_jvs_read_coin_counter(void *ctx, uint8_t slot_no, uint16_t *out)
{
assert(out != NULL);
assert(exvs2_dll.jvs_read_coin_counter != NULL);
if (slot_no > 0) {
return;
}
exvs2_dll.jvs_read_coin_counter(out);
}