+/* same as above, only return bitfield of PBTN_* */
+int in_menu_wait_any(int timeout_ms)
+{
+ int keys_old = menu_key_state;
+
+ while (1)
+ {
+ int code, is_down = 0, dev_id = 0;
+
+ code = in_update_keycode(&dev_id, &is_down, timeout_ms);
+ if (code < 0)
+ break;
+
+ if (keys_old != menu_key_state) {
+ menu_last_used_dev = dev_id;
+ break;
+ }
+ }
+
+ return menu_key_state;
+}
+
+/* wait for menu input, do autorepeat */
+int in_menu_wait(int interesting, int autorep_delay_ms)
+{
+ static int inp_prev = 0;
+ static int repeats = 0;
+ int ret, release = 0, wait = 450;
+
+ if (repeats)
+ wait = autorep_delay_ms;
+
+ ret = in_menu_wait_any(wait);
+ if (ret == inp_prev)
+ repeats++;
+
+ while (!(ret & interesting)) {
+ ret = in_menu_wait_any(-1);
+ release = 1;
+ }
+
+ if (release || ret != inp_prev)
+ repeats = 0;
+
+ inp_prev = ret;
+
+ /* we don't need diagonals in menus */
+ if ((ret & PBTN_UP) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
+ if ((ret & PBTN_UP) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
+ if ((ret & PBTN_DOWN) && (ret & PBTN_LEFT)) ret &= ~PBTN_LEFT;
+ if ((ret & PBTN_DOWN) && (ret & PBTN_RIGHT)) ret &= ~PBTN_RIGHT;
+
+ return ret;
+}
+
+const int *in_get_dev_binds(int dev_id)
+{
+ in_dev_t *dev = get_dev(dev_id);
+
+ return dev ? dev->binds : NULL;
+}
+
+const int *in_get_dev_def_binds(int dev_id)
+{
+ in_dev_t *dev = get_dev(dev_id);
+ if (dev == NULL)
+ return NULL;
+
+ return dev->binds + dev->key_count * IN_BINDTYPE_COUNT;
+}
+
+int in_get_config(int dev_id, int what, void *val)
+{
+ int *ival = val;
+ in_dev_t *dev;
+
+ dev = get_dev(dev_id);
+ if (dev == NULL || val == NULL)
+ return -1;
+
+ switch (what) {
+ case IN_CFG_BIND_COUNT:
+ *ival = dev->key_count;
+ break;
+ case IN_CFG_DOES_COMBOS:
+ *ival = dev->does_combos;
+ break;
+ case IN_CFG_BLOCKING:
+ case IN_CFG_KEY_NAMES:
+ return -1; /* not implemented */
+ default:
+ return DRV(dev->drv_id).get_config(dev->drv_data, what, ival);
+ }
+
+ return 0;
+}
+
+static int in_set_blocking(int is_blocking)
+{
+ int i, ret;
+
+ /* have_async_devs means we will have to do all reads async anyway.. */
+ if (!in_have_async_devs) {
+ for (i = 0; i < in_dev_count; i++) {
+ if (in_devices[i].probed)
+ DRV(in_devices[i].drv_id).set_config(in_devices[i].drv_data,
+ IN_CFG_BLOCKING, is_blocking);
+ }
+ }
+
+ menu_key_state = 0;
+
+ /* flush events */
+ do {
+ ret = in_update_keycode(NULL, NULL, 0);
+ } while (ret >= 0);
+
+ return 0;
+}
+
+int in_set_config(int dev_id, int what, const void *val, int size)
+{
+ const int *ival = val;
+ in_dev_t *dev;
+
+ if (what == IN_CFG_BLOCKING)
+ return in_set_blocking(*ival);
+
+ dev = get_dev(dev_id);
+ if (dev == NULL)
+ return -1;
+
+ if (what == IN_CFG_KEY_NAMES) {
+ const char * const *names = val;
+ int count = size / sizeof(names[0]);
+
+ if (count < dev->key_count) {
+ lprintf("input: set_key_names: not enough keys\n");
+ return -1;
+ }
+
+ dev->key_names = names;
+ return 0;
+ }
+
+ if (dev->probed)
+ return DRV(dev->drv_id).set_config(dev->drv_data, what, *ival);
+
+ return -1;
+}
+
+const char *in_get_dev_name(int dev_id, int must_be_active, int skip_pfix)
+{
+ const char *name, *tmp;
+ in_dev_t *dev;
+
+ dev = get_dev(dev_id);
+ if (dev == NULL)
+ return NULL;
+
+ if (must_be_active && !dev->probed)
+ return NULL;
+
+ name = dev->name;
+ if (name == NULL || !skip_pfix)
+ return name;
+
+ /* skip prefix */
+ tmp = strchr(name, ':');
+ if (tmp != NULL)
+ name = tmp + 1;
+
+ return name;
+}
+
+int in_name_to_id(const char *dev_name)
+{
+ int i;
+
+ for (i = 0; i < in_dev_count; i++)
+ if (strcmp(dev_name, in_devices[i].name) == 0)
+ break;
+
+ if (i >= in_dev_count) {
+ lprintf("input: in_name_to_id: no such device: %s\n", dev_name);
+ return -1;
+ }
+
+ return i;
+}
+
+/* never returns NULL */
+const char *in_get_key_name(int dev_id, int keycode)
+{
+ const char *name = NULL;
+ static char xname[16];
+ in_drv_t *drv;
+ in_dev_t *dev;
+
+ if (dev_id < 0) /* want last used dev? */
+ dev_id = menu_last_used_dev;
+
+ dev = get_dev(dev_id);
+ if (dev == NULL)
+ return "Unkn0";
+
+ drv = &DRV(dev->drv_id);
+ if (keycode < 0) /* want name for menu key? */
+ keycode = drv->menu_translate(dev->drv_data, keycode);
+
+ if (dev->key_names != NULL && 0 <= keycode && keycode < dev->key_count)
+ name = dev->key_names[keycode];
+ if (name != NULL)
+ return name;
+
+ if (drv->get_key_name != NULL)
+ name = drv->get_key_name(keycode);
+ if (name != NULL)
+ return name;
+
+ /* assume scancode */
+ if ((keycode >= '0' && keycode <= '9') || (keycode >= 'a' && keycode <= 'z')
+ || (keycode >= 'A' && keycode <= 'Z'))
+ sprintf(xname, "%c", keycode);
+ else
+ sprintf(xname, "\\x%02X", keycode);
+ return xname;
+}
+
+int in_get_key_code(int dev_id, const char *key_name)
+{
+ in_dev_t *dev;
+ int i;
+
+ if (dev_id < 0) /* want last used dev? */
+ dev_id = menu_last_used_dev;
+
+ dev = get_dev(dev_id);
+ if (dev == NULL)
+ return -1;
+
+ if (dev->key_names == NULL)
+ return -1;
+
+ for (i = 0; i < dev->key_count; i++)
+ if (dev->key_names[i] && strcasecmp(dev->key_names[i], key_name) == 0)
+ return i;
+
+ return -1;
+}
+
+int in_bind_key(int dev_id, int keycode, int mask, int bind_type, int force_unbind)
+{
+ int ret, count;
+ in_dev_t *dev;
+
+ dev = get_dev(dev_id);
+ if (dev == NULL || bind_type >= IN_BINDTYPE_COUNT)
+ return -1;
+
+ count = dev->key_count;
+
+ if (dev->binds == NULL) {
+ if (force_unbind)
+ return 0;
+ dev->binds = in_alloc_binds(dev->drv_id, count);
+ if (dev->binds == NULL)
+ return -1;
+ }
+
+ if (keycode < 0 || keycode >= count)
+ return -1;
+
+ if (force_unbind)
+ dev->binds[IN_BIND_OFFS(keycode, bind_type)] &= ~mask;
+ else
+ dev->binds[IN_BIND_OFFS(keycode, bind_type)] ^= mask;
+
+ ret = DRV(dev->drv_id).clean_binds(dev->drv_data, dev->binds,
+ dev->binds + count * IN_BINDTYPE_COUNT);
+ if (ret == 0) {
+ free(dev->binds);
+ dev->binds = NULL;
+ }
+
+ return 0;
+}
+
+/*
+ * Unbind act_mask on binds with type bind_type
+ * - if dev_id_ < 0, affects all devices
+ * else only affects dev_id_
+ * - if act_mask == -1, unbind all keys
+ * else only actions in mask
+ */
+void in_unbind_all(int dev_id_, int act_mask, int bind_type)
+{
+ int dev_id = 0, dev_last = IN_MAX_DEVS - 1;
+ int i, count;
+ in_dev_t *dev;
+
+ if (dev_id_ >= 0)
+ dev_id = dev_last = dev_id_;
+
+ if (bind_type >= IN_BINDTYPE_COUNT)
+ return;
+
+ for (; dev_id <= dev_last; dev_id++) {
+ dev = &in_devices[dev_id];
+ count = dev->key_count;
+
+ if (dev->binds == NULL)
+ continue;
+
+ if (act_mask != -1) {
+ for (i = 0; i < count; i++)
+ dev->binds[IN_BIND_OFFS(i, bind_type)] &= ~act_mask;
+ }
+ else
+ memset(dev->binds, 0, sizeof(dev->binds[0]) * count * IN_BINDTYPE_COUNT);
+ }
+}
+
+/* returns device id, or -1 on error */
+int in_config_parse_dev(const char *name)
+{
+ int drv_id = -1, i;
+
+ for (i = 0; i < in_driver_count; i++) {
+ int len = strlen(in_drivers[i].prefix);
+ if (strncmp(name, in_drivers[i].prefix, len) == 0) {
+ drv_id = i;
+ break;
+ }
+ }
+
+ if (drv_id < 0) {
+ lprintf("input: missing driver for %s\n", name);
+ return -1;
+ }
+
+ for (i = 0; i < in_dev_count; i++)
+ {
+ if (in_devices[i].name == NULL)
+ continue;
+ if (strcmp(in_devices[i].name, name) == 0)
+ return i;
+ }
+
+ if (i >= IN_MAX_DEVS)
+ {
+ /* try to find unused device */
+ for (i = 0; i < IN_MAX_DEVS; i++)
+ if (in_devices[i].name == NULL) break;
+ if (i >= IN_MAX_DEVS) {
+ lprintf("input: too many devices, can't add %s\n", name);
+ return -1;
+ }
+ }
+
+ memset(&in_devices[i], 0, sizeof(in_devices[i]));
+
+ in_devices[i].name = strdup(name);
+ if (in_devices[i].name == NULL)
+ return -1;
+
+ in_devices[i].key_names = DRV(drv_id).get_key_names(&in_devices[i].key_count);
+ in_devices[i].drv_id = drv_id;
+
+ if (i + 1 > in_dev_count)
+ in_dev_count = i + 1;
+
+ return i;
+}
+
+int in_config_bind_key(int dev_id, const char *key, int acts, int bind_type)
+{
+ in_dev_t *dev;
+ int i, offs, kc;
+
+ dev = get_dev(dev_id);
+ if (dev == NULL || bind_type >= IN_BINDTYPE_COUNT)
+ return -1;
+
+ /* maybe a raw code? */
+ if (key[0] == '\\' && key[1] == 'x') {
+ char *p = NULL;
+ kc = (int)strtoul(key + 2, &p, 16);
+ if (p == NULL || *p != 0)
+ kc = -1;
+ }
+ else {
+ /* device specific key name */
+ if (dev->binds == NULL) {
+ dev->binds = in_alloc_binds(dev->drv_id, dev->key_count);
+ if (dev->binds == NULL)
+ return -1;
+ }
+
+ kc = -1;
+ if (dev->key_names != NULL) {
+ for (i = 0; i < dev->key_count; i++) {
+ const char *k = dev->key_names[i];
+ if (k != NULL && strcasecmp(k, key) == 0) {
+ kc = i;
+ break;
+ }
+ }
+ }
+
+ if (kc < 0)
+ kc = DRV(dev->drv_id).get_key_code(key);
+ if (kc < 0 && strlen(key) == 1) {
+ /* assume scancode */
+ kc = key[0];
+ }
+ }
+
+ if (kc < 0 || kc >= dev->key_count) {
+ lprintf("input: bad key: %s\n", key);
+ return -1;
+ }
+
+ if (bind_type == IN_BINDTYPE_NONE) {
+ for (i = 0; i < IN_BINDTYPE_COUNT; i++)
+ dev->binds[IN_BIND_OFFS(kc, i)] = 0;
+ return 0;
+ }
+
+ offs = IN_BIND_OFFS(kc, bind_type);
+ if (dev->binds[offs] == -1)
+ dev->binds[offs] = 0;
+ dev->binds[offs] |= acts;
+ return 0;
+}
+
+void in_clean_binds(void)
+{
+ int i;
+
+ for (i = 0; i < IN_MAX_DEVS; i++) {
+ int ret, count, *binds, *def_binds;
+ in_dev_t *dev = &in_devices[i];
+
+ if (dev->binds == NULL || dev->drv_data == NULL)
+ continue;
+
+ count = dev->key_count;
+ binds = dev->binds;
+ def_binds = binds + count * IN_BINDTYPE_COUNT;
+
+ ret = DRV(dev->drv_id).clean_binds(dev->drv_data, binds, def_binds);
+ if (ret == 0) {
+ /* no useable binds */
+ free(dev->binds);
+ dev->binds = NULL;
+ }
+ }
+}
+
+void in_debug_dump(void)
+{
+ int i;
+
+ lprintf("# drv probed binds name\n");
+ for (i = 0; i < IN_MAX_DEVS; i++) {
+ in_dev_t *d = &in_devices[i];
+ if (!d->probed && d->name == NULL && d->binds == NULL)
+ continue;
+ lprintf("%d %3d %6c %5c %s\n", i, d->drv_id, d->probed ? 'y' : 'n',
+ d->binds ? 'y' : 'n', d->name);
+ }
+}
+
+/* stubs for drivers that choose not to implement something */
+
+static void in_def_free(void *drv_data) {}
+static void in_def_get_def_binds(int *binds) {}
+static int in_def_clean_binds(void *drv_data, int *b, int *db) { return 1; }
+static int in_def_get_config(void *drv_data, int what, int *val) { return -1; }
+static int in_def_set_config(void *drv_data, int what, int val) { return -1; }
+static int in_def_update_analog(void *drv_data, int axis_id, int *result) { return -1; }
+static int in_def_update_keycode(void *drv_data, int *is_down) { return 0; }
+static int in_def_menu_translate(void *drv_data, int keycode) { return 0; }
+static int in_def_get_key_code(const char *key_name) { return -1; }
+static const char *in_def_get_key_name(int keycode) { return NULL; }
+
+#define CHECK_ADD_STUB(d, f) \
+ if (d.f == NULL) d.f = in_def_##f
+
+/* to be called by drivers */
+int in_register_driver(const in_drv_t *drv)
+{
+ int count_new = in_driver_count + 1;
+ in_drv_t *new_drivers;
+
+ new_drivers = realloc(in_drivers, count_new * sizeof(in_drivers[0]));
+ if (new_drivers == NULL) {
+ lprintf("input: in_register_driver OOM\n");
+ return -1;
+ }
+
+ memcpy(&new_drivers[in_driver_count], drv, sizeof(new_drivers[0]));
+
+ CHECK_ADD_STUB(new_drivers[in_driver_count], free);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], get_def_binds);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], clean_binds);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], get_config);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], set_config);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], update_analog);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], update_keycode);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], menu_translate);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], get_key_code);
+ CHECK_ADD_STUB(new_drivers[in_driver_count], get_key_name);
+ in_drivers = new_drivers;
+ in_driver_count = count_new;
+
+ return 0;
+}
+