Fixed -Wclass-memaccess warnings

plugins/channelrx/demoddatv/leansdr/dvbs2.h

@@ -548,7 +548,13 @@ struct s2_frame_receiver : runnable
     {
         diffcorr = 0;
         coarse_count = 0;
-        memset(hist, 0, sizeof(hist));
+
+        for (int i = 0; i < 3; i++)
+        {
+            hist[i].p = 0;
+            hist[i].c = 0;
+        }
+
         state = COARSE_FREQ;
     }
 
@@ -907,7 +913,12 @@ struct s2_frame_receiver : runnable
 
         // Read SOF
 
-        memset(hist, 0, sizeof(hist));
+        for (int i = 0; i < 3; i++)
+        {
+            hist[i].p = 0;
+            hist[i].c = 0;
+        }
+
         complex<float> sof_corr = 0;
         uint32_t sofbits = 0;
         for (int s = 0; s < sof.LENGTH; ++s)

plugins/channelrx/demoddatv/leansdr/sdr.h

@@ -1080,7 +1080,12 @@ struct cstln_receiver : runnable
         ss_out = _ss_out ? new pipewriter<float>(*_ss_out) : NULL;
         mer_out = _mer_out ? new pipewriter<float>(*_mer_out) : NULL;
         cstln_out = _cstln_out ? new pipewriter<cf32>(*_cstln_out) : NULL;
-        memset(hist, 0, sizeof(hist));
+
+        for (int i = 0; i < 3; i++)
+        {
+            hist[i].p = 0;
+            hist[i].c = 0;
+        }
     }
 
     void set_omega(float _omega, float tol = 10e-6)

plugins/channeltx/modatv/atvmodsource.cpp

@@ -136,11 +136,11 @@ ATVModSource::ATVModSource() :
 
     m_SSBFilter = new fftfilt(0, m_settings.m_rfBandwidth / (float) m_channelSampleRate, m_ssbFftLen); // arbitrary cutoff
     m_SSBFilterBuffer = new Complex[m_ssbFftLen/2]; // filter returns data exactly half of its size
-    memset(m_SSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen>>1));
+    std::fill(m_SSBFilterBuffer, m_SSBFilterBuffer + (m_ssbFftLen>>1), Complex{0, 0});
 
     m_DSBFilter = new fftfilt((2.0f * m_settings.m_rfBandwidth) / (float) m_channelSampleRate, 2*m_ssbFftLen); // arbitrary cutoff
     m_DSBFilterBuffer = new Complex[m_ssbFftLen];
-    memset(m_DSBFilterBuffer, 0, sizeof(Complex)*(m_ssbFftLen));
+    std::fill(m_DSBFilterBuffer, m_DSBFilterBuffer + m_ssbFftLen, Complex{0, 0});
 
     m_interpolatorDistanceRemain = 0.0f;
     m_interpolatorDistance = 1.0f;

plugins/channeltx/udpsource/udpsourceudphandler.cpp

@@ -187,7 +187,8 @@ void UDPSourceUDPHandler::readSample(Sample &s)
     }
     else
     {
-        memcpy(&s, &m_udpBuf[m_readFrameIndex][m_readIndex], sizeof(Sample));
+        Sample *u = (Sample *) &m_udpBuf[m_readFrameIndex][m_readIndex];
+        s = *u;
         advanceReadPointer((int) sizeof(Sample));
     }
 }

sdrbase/dsp/fftfilt.cpp

@@ -59,11 +59,11 @@ void fftfilt::init_filter()
 	output		= new cmplx[flen2];
 	ovlbuf		= new cmplx[flen2];
 
-	memset(filter, 0, flen * sizeof(cmplx));
-    memset(filterOpp, 0, flen * sizeof(cmplx));
-	memset(data, 0, flen * sizeof(cmplx));
-	memset(output, 0, flen2 * sizeof(cmplx));
-	memset(ovlbuf, 0, flen2 * sizeof(cmplx));
+	std::fill(filter, filter + flen, cmplx{0, 0});
+    std::fill(filterOpp, filterOpp + flen, cmplx{0, 0});
+	std::fill(data, data + flen , cmplx{0, 0});
+	std::fill(output, output + flen2, cmplx{0, 0});
+	std::fill(ovlbuf, ovlbuf + flen2, cmplx{0, 0});
 
 	inptr = 0;
 }
@@ -115,7 +115,7 @@ fftfilt::~fftfilt()
 void fftfilt::create_filter(float f1, float f2)
 {
 	// initialize the filter to zero
-	memset(filter, 0, flen * sizeof(cmplx));
+	std::fill(filter, filter + flen, cmplx{0, 0});
 
 	// create the filter shape coefficients by fft
 	bool b_lowpass, b_highpass;
@@ -156,7 +156,7 @@ void fftfilt::create_filter(float f1, float f2)
 void fftfilt::create_dsb_filter(float f2)
 {
 	// initialize the filter to zero
-	memset(filter, 0, flen * sizeof(cmplx));
+	std::fill(filter, filter + flen, cmplx{0, 0});
 
 	for (int i = 0; i < flen2; i++) {
 		filter[i] = fsinc(f2, i, flen2);
@@ -183,7 +183,7 @@ void fftfilt::create_asym_filter(float fopp, float fin)
 {
     // in band
     // initialize the filter to zero
-    memset(filter, 0, flen * sizeof(cmplx));
+    std::fill(filter, filter + flen, cmplx{0, 0});
 
     for (int i = 0; i < flen2; i++) {
         filter[i] = fsinc(fin, i, flen2);
@@ -205,7 +205,7 @@ void fftfilt::create_asym_filter(float fopp, float fin)
 
     // opposite band
     // initialize the filter to zero
-    memset(filterOpp, 0, flen * sizeof(cmplx));
+    std::fill(filterOpp, filterOpp + flen, cmplx{0, 0});
 
     for (int i = 0; i < flen2; i++) {
         filterOpp[i] = fsinc(fopp, i, flen2);
@@ -282,7 +282,7 @@ int fftfilt::runFilt(const cmplx & in, cmplx **out)
 		output[i] = ovlbuf[i] + data[i];
 		ovlbuf[i] = data[flen2 + i];
 	}
-	memset (data, 0, flen * sizeof(cmplx));
+	std::fill(data, data + flen , cmplx{0, 0});
 
 	*out = output;
 	return flen2;
@@ -325,7 +325,7 @@ int fftfilt::runSSB(const cmplx & in, cmplx **out, bool usb, bool getDC)
 		output[i] = ovlbuf[i] + data[i];
 		ovlbuf[i] = data[i+flen2];
 	}
-	memset (data, 0, flen * sizeof(cmplx));
+	std::fill(data, data + flen , cmplx{0, 0});
 
 	*out = output;
 	return flen2;
@@ -358,7 +358,7 @@ int fftfilt::runDSB(const cmplx & in, cmplx **out, bool getDC)
 		ovlbuf[i] = data[i+flen2];
 	}
 
-	memset (data, 0, flen * sizeof(cmplx));
+	std::fill(data, data + flen , cmplx{0, 0});
 
 	*out = output;
 	return flen2;
@@ -402,7 +402,7 @@ int fftfilt::runAsym(const cmplx & in, cmplx **out, bool usb)
         ovlbuf[i] = data[i+flen2];
     }
 
-    memset (data, 0, flen * sizeof(cmplx));
+    std::fill(data, data + flen , cmplx{0, 0});
 
     *out = output;
     return flen2;