diff options
Diffstat (limited to 'core/qtserialbluetooth.cpp')
| -rw-r--r-- | core/qtserialbluetooth.cpp | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/core/qtserialbluetooth.cpp b/core/qtserialbluetooth.cpp index f6bbcafdf..1c0270ff9 100644 --- a/core/qtserialbluetooth.cpp +++ b/core/qtserialbluetooth.cpp @@ -172,32 +172,27 @@ static dc_status_t qt_serial_write(void *io, const void* data, size_t size, size { qt_serial_t *device = (qt_serial_t*) io; - if (device == NULL || device->socket == NULL) + if (device == NULL || device->socket == NULL || !actual) return DC_STATUS_INVALIDARGS; - size_t nbytes = 0; - int rc; + *actual = 0; + for (;;) { + int rc; + + if (device->socket->state() != QBluetoothSocket::ConnectedState) + return DC_STATUS_IO; - while(nbytes < size && device->socket->state() == QBluetoothSocket::ConnectedState) - { - rc = device->socket->write((char *) data + nbytes, size - nbytes); + rc = device->socket->write((char *) data, size); if (rc < 0) { if (errno == EINTR || errno == EAGAIN) - continue; // Retry. - - return DC_STATUS_IO; // Something really bad happened :-( - } else if (rc == 0) { - break; + continue; + return DC_STATUS_IO; } - nbytes += rc; + *actual = rc; + return rc ? DC_STATUS_SUCCESS : DC_STATUS_IO; } - - if (actual) - *actual = nbytes; - - return DC_STATUS_SUCCESS; } static dc_status_t qt_serial_poll(void *io, int timeout) |