use result code
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@@ -72,7 +72,7 @@ ssize_t Device::sendBytes(const unsigned char* buffer, size_t nbytes)
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ssize_t Device::recvBytes(const long timeout, size_t maxCount)
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ssize_t Device::recvBytes(const long timeout, size_t maxCount)
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{
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{
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if (isValid() == false)
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if (isValid() == false)
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return -1; // TODO RESULT_ERR_DEVICE
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return RESULT_ERR_DEVICE;
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if (timeout > 0) {
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if (timeout > 0) {
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int ret;
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int ret;
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