adalm2000: Wrap to C code the mixed signal acquisition functionality of libm2k.

Add functions for creating the internal buffers and destroying them
in the mixed signal mode.
Add function to check if the mixed signal is available.

Signed-off-by: Teo Perisanu <[email protected]>

Author: Teo Perisanu

src/hardware/adalm2000/libm2k.cpp

@@ -95,6 +95,24 @@ int sr_libm2k_context_get_all(struct CONTEXT_INFO ***info)
 	return ctxs.size();
 }
 
+int sr_libm2k_has_mixed_signal(struct M2k *m2k)
+{
+	libm2k::context::M2k *ctx = (libm2k::context::M2k *) m2k;
+	return ctx->hasMixedSignal();
+}
+
+void sr_libm2k_mixed_signal_acquisition_start(struct M2k *m2k, unsigned int nb_samples)
+{
+	libm2k::context::M2k *ctx = (libm2k::context::M2k *) m2k;
+	ctx->startMixedSignalAcquisition(nb_samples);
+}
+
+void sr_libm2k_mixed_signal_acquisition_stop(struct M2k *m2k)
+{
+	libm2k::context::M2k *ctx = (libm2k::context::M2k *) m2k;
+	ctx->stopMixedSignalAcquisition();
+}
+
 /* Analog */
 double sr_libm2k_analog_samplerate_get(struct M2k *m2k)
 {

src/hardware/adalm2000/libm2k.h

@@ -87,6 +87,12 @@ void sr_libm2k_context_adc_calibrate(struct M2k *m2k);
 
 int sr_libm2k_context_get_all(struct CONTEXT_INFO ***info);
 
+int sr_libm2k_has_mixed_signal(struct M2k *m2k);
+
+void sr_libm2k_mixed_signal_acquisition_start(struct M2k *m2k, unsigned int nb_samples);
+
+void sr_libm2k_mixed_signal_acquisition_stop(struct M2k *m2k);
+
 
 /* Analog */
 double sr_libm2k_analog_samplerate_get(struct M2k *m2k);