Files
djhackersdev_bemanitools/src/main/aciodrv-proc/panb.c
T

91 lines
2.4 KiB
C

#define LOG_MODULE "aciodrv-proc-panb"
#include <string.h>
#include "aciodrv/device.h"
#include "aciodrv/panb.h"
#include "util/log.h"
#include "util/thread.h"
static int auto_poll_proc(void *auto_poll_param);
static int auto_poll_threadid;
static CRITICAL_SECTION keypair_lock;
static struct ac_io_panb_keypair _keypair[AC_IO_PANB_MAX_KEYPAIRS];
static CRITICAL_SECTION auto_poll_stop_lock;
static bool auto_poll_stop;
static int auto_poll_proc(void *param)
{
struct aciodrv_device_ctx *device = (struct aciodrv_device_ctx *) param;
struct ac_io_panb_poll_in poll_in;
bool stop;
do {
aciodrv_panb_recv_poll(device, &poll_in);
EnterCriticalSection(&keypair_lock);
memcpy(_keypair, poll_in.keypair, AC_IO_PANB_MAX_KEYPAIRS);
LeaveCriticalSection(&keypair_lock);
EnterCriticalSection(&auto_poll_stop_lock);
stop = auto_poll_stop;
LeaveCriticalSection(&auto_poll_stop_lock);
} while (!stop);
return 0;
}
bool aciodrv_proc_panb_init(struct aciodrv_device_ctx *device)
{
log_assert(device);
if (!aciodrv_panb_start_auto_input(device, 0, AC_IO_PANB_NUM_NODES)) {
return false;
}
auto_poll_stop = false;
InitializeCriticalSection(&keypair_lock);
InitializeCriticalSection(&auto_poll_stop_lock);
auto_poll_threadid =
thread_create(auto_poll_proc, (void *) device, 0x4000, 0);
return true;
}
bool aciodrv_proc_panb_get_state(uint8_t *button_state)
{
struct ac_io_panb_keypair keypair[AC_IO_PANB_MAX_KEYPAIRS];
EnterCriticalSection(&keypair_lock);
memcpy(keypair, _keypair, AC_IO_PANB_MAX_KEYPAIRS);
LeaveCriticalSection(&keypair_lock);
/* splice the keypairs into separate button values */
for (int i = 0; i < AC_IO_PANB_MAX_KEYPAIRS; i++) {
uint8_t but1 = keypair[i].key1;
uint8_t but2 = keypair[i].key2;
button_state[2 * i] = but1;
button_state[2 * i + 1] = but2;
}
return true;
}
void aciodrv_proc_panb_fini(struct aciodrv_device_ctx *device)
{
EnterCriticalSection(&auto_poll_stop_lock);
auto_poll_stop = true;
LeaveCriticalSection(&auto_poll_stop_lock);
thread_join(auto_poll_threadid, NULL);
thread_destroy(auto_poll_threadid);
DeleteCriticalSection(&keypair_lock);
DeleteCriticalSection(&auto_poll_stop_lock);
/* reset is the only way to disable the auto polling on device side */
aciodrv_device_reset(device);
}