static void ConnADBTasks() {
int res;
if (!ADBAttached()) {
adb_state = STATE_ADB_DISCONNECTED;
return;
}
switch (adb_state) {
case STATE_ADB_DISCONNECTED:
if (ADBAttached()) {
ADBInit();
ADBFileInit();
adb_state = STATE_ADB_INITIALIZING;
}
break;
case STATE_ADB_INITIALIZING:
case STATE_ADB_INITIALIZED:
res = ADBTasks();
if (res == -1) {
log_printf("Error occured. Resetting Android USB.");
USBHostAndroidReset();
break;
}
if (res == 1) {
ADBFileTasks();
adb_state = STATE_ADB_INITIALIZED;
} else if (res == 0) {
adb_state = STATE_ADB_INITIALIZING;
}
break;
}
}
void ConnAccessoryTasks() {
switch (acc_state) {
case STATE_ACC_DISCONNECTED:
if (USBHostAndroidIsInterfaceAttached(ANDROID_INTERFACE_ACC)) {
AccessoryInit(buf, BUF_SIZE);
acc_state = STATE_ACC_INITIALIZING;
}
break;
case STATE_ACC_INITIALIZING:
case STATE_ACC_INITIALIZED:
if (!USBHostAndroidIsInterfaceAttached(ANDROID_INTERFACE_ACC)) {
AccessoryShutdown();
acc_state = STATE_ACC_DISCONNECTED;
} else {
int res = AccessoryTasks();
if (res == -1) {
log_printf("Error occured. Resetting Android USB.");
USBHostAndroidReset();
break;
}
acc_state = res ? STATE_ACC_INITIALIZED : STATE_ACC_INITIALIZING;
}
}
}
int AccessoryCanWrite(CHANNEL_HANDLE h) {
BYTE err;
assert(h == 0);
assert(channel_state <= CHANNEL_OPEN);
if (channel_state != CHANNEL_OPEN) return 0;
int res = USBHostAndroidTxIsComplete(&err, ANDROID_INTERFACE_ACC);
if (res && err != USB_SUCCESS) {
log_printf("Write failed with error code %d", err);
USBHostAndroidReset();
}
return res;
}
