flywithu/usb-serial-for-android
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Code Issues Releases Wiki Activity

harmonize controlTransfer() result comparison

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This commit is contained in:
Kai Morich 2024-02-18 13:34:08 +01:00
parent 26a2f9363e
commit 1245293888
2 changed files with 3 additions and 3 deletions
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2
usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/Cp21xxSerialDriver.java
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@ -118,7 +118,7 @@ public class Cp21xxSerialDriver implements UsbSerialDriver {
byte[] buffer = new byte[1];
int result = mConnection.controlTransfer(REQTYPE_DEVICE_TO_HOST, SILABSER_GET_MDMSTS_REQUEST_CODE, 0,
mPortNumber, buffer, buffer.length, USB_WRITE_TIMEOUT_MILLIS);
if (result != 1) {
if (result != buffer.length) {
throw new IOException("Control transfer failed: " + SILABSER_GET_MDMSTS_REQUEST_CODE + " / " + 0 + " -> " + result);
}
return buffer[0];

4
usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/FtdiSerialDriver.java
View File

@ -303,7 +303,7 @@ public class FtdiSerialDriver implements UsbSerialDriver {
byte[] data = new byte[2];
int result = mConnection.controlTransfer(REQTYPE_DEVICE_TO_HOST, GET_MODEM_STATUS_REQUEST,
0, mPortNumber+1, data, data.length, USB_WRITE_TIMEOUT_MILLIS);
if (result != 2) {
if (result != data.length) {
throw new IOException("Get modem status failed: result=" + result);
}
return data[0];
@ -419,7 +419,7 @@ public class FtdiSerialDriver implements UsbSerialDriver {
byte[] data = new byte[1];
int result = mConnection.controlTransfer(REQTYPE_DEVICE_TO_HOST, GET_LATENCY_TIMER_REQUEST,
0, mPortNumber+1, data, data.length, USB_WRITE_TIMEOUT_MILLIS);
if (result != 1) {
if (result != data.length) {
throw new IOException("Get latency timer failed: result=" + result);
}
return data[0];