segatools/idzio/dllmain.c

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#include <windows.h>
#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include "idzio/backend.h"
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#include "idzio/config.h"
#include "idzio/di.h"
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#include "idzio/idzio.h"
#include "idzio/xi.h"
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#include "util/dprintf.h"
#include "util/str.h"
static HMODULE idz_io_hmodule;
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static struct idz_io_config idz_io_cfg;
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static const struct idz_io_backend *idz_io_backend;
static bool idz_io_coin;
static uint16_t idz_io_coins;
HRESULT idz_io_init(void)
{
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HRESULT hr;
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assert(idz_io_backend == NULL);
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idz_io_config_load(&idz_io_cfg, L".\\segatools.ini");
if (wstr_ieq(idz_io_cfg.mode, L"dinput")) {
hr = idz_di_init(&idz_io_cfg.di, idz_io_hmodule, &idz_io_backend);
} else if (wstr_ieq(idz_io_cfg.mode, L"xinput")) {
hr = idz_xi_init(&idz_io_backend);
} else {
hr = E_INVALIDARG;
dprintf("IDZ IO: Invalid IO mode \"%S\", use dinput or xinput\n",
idz_io_cfg.mode);
}
return hr;
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}
void idz_io_jvs_read_buttons(uint8_t *opbtn_out, uint8_t *gamebtn_out)
{
uint8_t opbtn;
assert(idz_io_backend != NULL);
assert(opbtn_out != NULL);
assert(gamebtn_out != NULL);
opbtn = 0;
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if ( idz_io_cfg.vk_test &&
(GetAsyncKeyState(idz_io_cfg.vk_test) & 0x8000)) {
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opbtn |= IDZ_IO_OPBTN_TEST;
}
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if ( idz_io_cfg.vk_service &&
(GetAsyncKeyState(idz_io_cfg.vk_service) & 0x8000)) {
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opbtn |= IDZ_IO_OPBTN_SERVICE;
}
*opbtn_out = opbtn;
idz_io_backend->jvs_read_buttons(gamebtn_out);
}
void idz_io_jvs_read_shifter(uint8_t *gear)
{
assert(gear != NULL);
assert(idz_io_backend != NULL);
idz_io_backend->jvs_read_shifter(gear);
}
void idz_io_jvs_read_analogs(struct idz_io_analog_state *state)
{
assert(state != NULL);
assert(idz_io_backend != NULL);
idz_io_backend->jvs_read_analogs(state);
}
void idz_io_jvs_read_coin_counter(uint16_t *out)
{
assert(out != NULL);
/* Coin counter is not backend-specific */
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if ( idz_io_cfg.vk_coin &&
(GetAsyncKeyState(idz_io_cfg.vk_coin) & 0x8000)) {
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if (!idz_io_coin) {
idz_io_coin = true;
idz_io_coins++;
}
} else {
idz_io_coin = false;
}
*out = idz_io_coins;
}
BOOL WINAPI DllMain(HMODULE self, DWORD reason, void *ctx)
{
if (reason == DLL_PROCESS_ATTACH) {
idz_io_hmodule = self;
}
return TRUE;
}