Replace memcpy by copy_n. Avoid pointer arithmetics

src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.cc

@@ -39,6 +39,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 BeidouB1iPcpsAcquisition::BeidouB1iPcpsAcquisition(
@@ -208,10 +209,10 @@ void BeidouB1iPcpsAcquisition::set_local_code()
 
     beidou_b1i_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_, 0);
 
-    for (uint32_t i = 0; i < sampled_ms_; i++)
+    gsl::span<gr_complex> code_span(code_, vector_length_);
+    for (unsigned int i = 0; i < sampled_ms_; i++)
         {
-            memcpy(&(code_[i * code_length_]), code,
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                sizeof(gr_complex) * code_length_);
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/beidou_b3i_pcps_acquisition.cc

@@ -37,7 +37,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
-
+#include <algorithm>
 
 using google::LogMessage;
 
@@ -206,10 +206,10 @@ void BeidouB3iPcpsAcquisition::set_local_code()
 
     beidou_b3i_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_, 0);
 
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < sampled_ms_; i++)
         {
-            memcpy(&(code_[i * code_length_]), code,
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                sizeof(gr_complex) * code_length_);
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/galileo_e1_pcps_8ms_ambiguous_acquisition.cc

@@ -36,6 +36,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GalileoE1Pcps8msAmbiguousAcquisition::GalileoE1Pcps8msAmbiguousAcquisition(
@@ -223,10 +224,10 @@ void GalileoE1Pcps8msAmbiguousAcquisition::set_local_code()
             galileo_e1_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), Signal_,
                 cboc, gnss_synchro_->PRN, fs_in_, 0, false);
 
+            gsl::span<gr_complex> code_span(code_, vector_length_);
             for (unsigned int i = 0; i < sampled_ms_ / 4; i++)
                 {
-                    memcpy(&(code_[i * code_length_]), code,
+                    std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                        sizeof(gr_complex) * code_length_);
                 }
 
             acquisition_cc_->set_local_code(code_);

src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition.cc

@@ -37,6 +37,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GalileoE1PcpsAmbiguousAcquisition::GalileoE1PcpsAmbiguousAcquisition(
@@ -275,10 +276,10 @@ void GalileoE1PcpsAmbiguousAcquisition::set_local_code()
                 }
         }
 
-
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < sampled_ms_ / 4; i++)
         {
-            memcpy(&(code_[i * code_length_]), code, sizeof(gr_complex) * code_length_);
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.cc

@@ -40,9 +40,9 @@
 #include <gnuradio/gr_complex.h>  // for gr_complex
 #include <volk/volk.h>            // for volk_32fc_conjugate_32fc
 #include <volk_gnsssdr/volk_gnsssdr.h>
+#include <algorithm>  // for copy_n
 #include <cmath>      // for abs, pow, floor
 #include <complex>    // for complex
-#include <cstring>  // for memcpy
 
 // the following flags are FPGA-specific and they are using arrange the values of the fft of the local code in the way the FPGA
 // expects. This arrangement is done in the initialisation to avoid consuming unnecessary clock cycles during tracking.
@@ -144,7 +144,7 @@ GalileoE1PcpsAmbiguousAcquisitionFpga::GalileoE1PcpsAmbiguousAcquisitionFpga(
                     code[s] = std::complex<float>(0.0, 0.0);
                 }
 
-            memcpy(fft_if->get_inbuf(), code, sizeof(gr_complex) * nsamples_total);            // copy to FFT buffer
+            std::copy_n(code, nsamples_total, fft_if->get_inbuf());                            // copy to FFT buffer
             fft_if->execute();                                                                 // Run the FFT of local code
             volk_32fc_conjugate_32fc(fft_codes_padded, fft_if->get_outbuf(), nsamples_total);  // conjugate values
 

src/algorithms/acquisition/adapters/galileo_e1_pcps_quicksync_ambiguous_acquisition.cc

@@ -36,6 +36,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GalileoE1PcpsQuickSyncAmbiguousAcquisition::GalileoE1PcpsQuickSyncAmbiguousAcquisition(
@@ -257,14 +258,12 @@ void GalileoE1PcpsQuickSyncAmbiguousAcquisition::set_local_code()
             galileo_e1_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), Signal_,
                 cboc, gnss_synchro_->PRN, fs_in_, 0, false);
 
-
+            gsl::span<gr_complex> code_span(code_, vector_length_);
             for (unsigned int i = 0; i < (sampled_ms_ / (folding_factor_ * 4)); i++)
                 {
-                    memcpy(&(code_[i * code_length_]), code,
+                    std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                        sizeof(gr_complex) * code_length_);
                 }
 
-            // memcpy(code_, code,sizeof(gr_complex)*code_length_);
             acquisition_cc_->set_local_code(code_);
 
             delete[] code;

src/algorithms/acquisition/adapters/galileo_e1_pcps_tong_ambiguous_acquisition.cc

@@ -36,6 +36,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GalileoE1PcpsTongAmbiguousAcquisition::GalileoE1PcpsTongAmbiguousAcquisition(
@@ -226,10 +227,10 @@ void GalileoE1PcpsTongAmbiguousAcquisition::set_local_code()
             galileo_e1_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), Signal_,
                 cboc, gnss_synchro_->PRN, fs_in_, 0, false);
 
+            gsl::span<gr_complex> code_span(code_, vector_length_);
             for (unsigned int i = 0; i < sampled_ms_ / 4; i++)
                 {
-                    memcpy(&(code_[i * code_length_]), code,
+                    std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                        sizeof(gr_complex) * code_length_);
                 }
 
             acquisition_cc_->set_local_code(code_);

src/algorithms/acquisition/adapters/galileo_e5a_noncoherent_iq_acquisition_caf.cc

@@ -42,6 +42,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GalileoE5aNoncoherentIQAcquisitionCaf::GalileoE5aNoncoherentIQAcquisitionCaf(
@@ -244,28 +245,26 @@ void GalileoE5aNoncoherentIQAcquisitionCaf::set_local_code()
                 }
             // WARNING: 3ms are coherently integrated. Secondary sequence (1,1,1)
             // is generated, and modulated in the 'block'.
+            gsl::span<gr_complex> codeQ_span(codeQ_, vector_length_);
+            gsl::span<gr_complex> codeI_span(codeI_, vector_length_);
             if (Zero_padding == 0)  // if no zero_padding
                 {
                     for (unsigned int i = 0; i < sampled_ms_; i++)
                         {
-                            memcpy(&(codeI_[i * code_length_]), codeI,
+                            std::copy_n(codeI, code_length_, codeI_span.subspan(i * code_length_, code_length_).data());
-                                sizeof(gr_complex) * code_length_);
                             if (gnss_synchro_->Signal[0] == '5' && gnss_synchro_->Signal[1] == 'X')
                                 {
-                                    memcpy(&(codeQ_[i * code_length_]), codeQ,
+                                    std::copy_n(codeQ, code_length_, codeQ_span.subspan(i * code_length_, code_length_).data());
-                                        sizeof(gr_complex) * code_length_);
                                 }
                         }
                 }
             else
                 {
                     // 1ms code + 1ms zero padding
-                    memcpy(&(codeI_[0]), codeI,
+                    std::copy_n(codeI, code_length_, codeI_);
-                        sizeof(gr_complex) * code_length_);
                     if (gnss_synchro_->Signal[0] == '5' && gnss_synchro_->Signal[1] == 'X')
                         {
-                            memcpy(&(codeQ_[0]), codeQ,
+                            std::copy_n(codeQ, code_length_, codeQ_);
-                                sizeof(gr_complex) * code_length_);
                         }
                 }
 

src/algorithms/acquisition/adapters/galileo_e5a_pcps_acquisition.cc

@@ -37,6 +37,7 @@
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
 #include <volk_gnsssdr/volk_gnsssdr_complex.h>
+#include <algorithm>
 
 
 GalileoE5aPcpsAcquisition::GalileoE5aPcpsAcquisition(ConfigurationInterface* configuration,
@@ -261,10 +262,10 @@ void GalileoE5aPcpsAcquisition::set_local_code()
         {
             galileo_e5_a_code_gen_complex_sampled(gsl::span<gr_complex>(code, code_length_), signal_, gnss_synchro_->PRN, fs_in_, 0);
         }
-
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < sampled_ms_; i++)
         {
-            memcpy(code_ + (i * code_length_), code, sizeof(gr_complex) * code_length_);
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/galileo_e5a_pcps_acquisition_fpga.cc

@@ -40,9 +40,9 @@
 #include <gnuradio/gr_complex.h>  // for gr_complex
 #include <volk/volk.h>            // for volk_32fc_conjugate_32fc
 #include <volk_gnsssdr/volk_gnsssdr.h>
+#include <algorithm>  // for copy_n
 #include <cmath>      // for abs, pow, floor
 #include <complex>    // for complex
-#include <cstring>  // for strcpy, memcpy
 
 // the following flags are FPGA-specific and they are using arrange the values of the fft of the local code in the way the FPGA
 // expects. This arrangement is done in the initialisation to avoid consuming unnecessary clock cycles during tracking.
@@ -149,7 +149,7 @@ GalileoE5aPcpsAcquisitionFpga::GalileoE5aPcpsAcquisitionFpga(ConfigurationInterf
                     code[s] = std::complex<float>(0.0, 0.0);
                 }
 
-            memcpy(fft_if->get_inbuf(), code, sizeof(gr_complex) * nsamples_total);            // copy to FFT buffer
+            std::copy_n(code, nsamples_total, fft_if->get_inbuf());                            // copy to FFT buffer
             fft_if->execute();                                                                 // Run the FFT of local code
             volk_32fc_conjugate_32fc(fft_codes_padded, fft_if->get_outbuf(), nsamples_total);  // conjugate values
 

src/algorithms/acquisition/adapters/glonass_l1_ca_pcps_acquisition.cc

@@ -39,6 +39,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GlonassL1CaPcpsAcquisition::GlonassL1CaPcpsAcquisition(
@@ -210,10 +211,10 @@ void GlonassL1CaPcpsAcquisition::set_local_code()
 
     glonass_l1_ca_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), /* gnss_synchro_->PRN,*/ fs_in_, 0);
 
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < sampled_ms_; i++)
         {
-            memcpy(&(code_[i * code_length_]), code,
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                sizeof(gr_complex) * code_length_);
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/glonass_l2_ca_pcps_acquisition.cc

@@ -38,6 +38,7 @@
 #include "gnss_sdr_flags.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GlonassL2CaPcpsAcquisition::GlonassL2CaPcpsAcquisition(
@@ -210,10 +211,10 @@ void GlonassL2CaPcpsAcquisition::set_local_code()
 
     glonass_l2_ca_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), /* gnss_synchro_->PRN,*/ fs_in_, 0);
 
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < sampled_ms_; i++)
         {
-            memcpy(&(code_[i * code_length_]), code,
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                sizeof(gr_complex) * code_length_);
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/gps_l1_ca_pcps_acquisition.cc

@@ -41,6 +41,7 @@
 #include "gps_sdr_signal_processing.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 #include <gsl/gsl>
 
 
@@ -237,10 +238,10 @@ void GpsL1CaPcpsAcquisition::set_local_code()
         {
             gps_l1_ca_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_, 0);
         }
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < sampled_ms_; i++)
         {
-            memcpy(&(code_[i * code_length_]), code,
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                sizeof(gr_complex) * code_length_);
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/gps_l1_ca_pcps_acquisition_fpga.cc

@@ -43,9 +43,9 @@
 #include <gnuradio/gr_complex.h>  // for gr_complex
 #include <volk/volk.h>            // for volk_32fc_conjugate_32fc
 #include <volk_gnsssdr/volk_gnsssdr.h>
+#include <algorithm>  // for copy_n
 #include <cmath>      // for abs, pow, floor
 #include <complex>    // for complex
-#include <cstring>  // for memcpy
 
 #define NUM_PRNs 32
 
@@ -126,7 +126,7 @@ GpsL1CaPcpsAcquisitionFpga::GpsL1CaPcpsAcquisitionFpga(
                     code[s] = std::complex<float>(0.0, 0.0);
                 }
 
-            memcpy(fft_if->get_inbuf(), code, sizeof(gr_complex) * nsamples_total);            // copy to FFT buffer
+            std::copy_n(code, nsamples_total, fft_if->get_inbuf());                            // copy to FFT buffer
             fft_if->execute();                                                                 // Run the FFT of local code
             volk_32fc_conjugate_32fc(fft_codes_padded, fft_if->get_outbuf(), nsamples_total);  // conjugate values
 

src/algorithms/acquisition/adapters/gps_l1_ca_pcps_opencl_acquisition.cc

@@ -36,6 +36,7 @@
 #include "gps_sdr_signal_processing.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GpsL1CaPcpsOpenClAcquisition::GpsL1CaPcpsOpenClAcquisition(
@@ -211,10 +212,10 @@ void GpsL1CaPcpsOpenClAcquisition::set_local_code()
 
             gps_l1_ca_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_, 0);
 
+            gsl::span<gr_complex> code_span(code_, vector_length_);
             for (unsigned int i = 0; i < sampled_ms_; i++)
                 {
-                    memcpy(&(code_[i * code_length_]), code,
+                    std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                        sizeof(gr_complex) * code_length_);
                 }
 
             acquisition_cc_->set_local_code(code_);

src/algorithms/acquisition/adapters/gps_l1_ca_pcps_quicksync_acquisition.cc

@@ -37,6 +37,7 @@
 #include "gps_sdr_signal_processing.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GpsL1CaPcpsQuickSyncAcquisition::GpsL1CaPcpsQuickSyncAcquisition(
@@ -240,13 +241,12 @@ void GpsL1CaPcpsQuickSyncAcquisition::set_local_code()
 
             gps_l1_ca_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_, 0);
 
-            for (unsigned int i = 0; i < (sampled_ms_ / folding_factor_); i++)
+            gsl::span<gr_complex> code_span(code_, vector_length_);
+            for (unsigned int i = 0; i < sampled_ms_; i++)
                 {
-                    memcpy(&(code_[i * code_length_]), code,
+                    std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                        sizeof(gr_complex) * code_length_);
                 }
 
-            //memcpy(code_, code,sizeof(gr_complex)*code_length_);
             acquisition_cc_->set_local_code(code_);
 
             delete[] code;

src/algorithms/acquisition/adapters/gps_l1_ca_pcps_tong_acquisition.cc

@@ -36,6 +36,7 @@
 #include "gps_sdr_signal_processing.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GpsL1CaPcpsTongAcquisition::GpsL1CaPcpsTongAcquisition(
@@ -201,10 +202,10 @@ void GpsL1CaPcpsTongAcquisition::set_local_code()
 
             gps_l1_ca_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_, 0);
 
+            gsl::span<gr_complex> code_span(code_, vector_length_);
             for (unsigned int i = 0; i < sampled_ms_; i++)
                 {
-                    memcpy(&(code_[i * code_length_]), code,
+                    std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                        sizeof(gr_complex) * code_length_);
                 }
 
             acquisition_cc_->set_local_code(code_);

src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition.cc

@@ -39,6 +39,7 @@
 #include "gps_l2c_signal.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GpsL2MPcpsAcquisition::GpsL2MPcpsAcquisition(
@@ -250,10 +251,10 @@ void GpsL2MPcpsAcquisition::set_local_code()
             gps_l2c_m_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_);
         }
 
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < num_codes_; i++)
         {
-            memcpy(&(code_[i * code_length_]), code,
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                sizeof(gr_complex) * code_length_);
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.cc

@@ -42,9 +42,9 @@
 #include <gnuradio/gr_complex.h>  // for gr_complex
 #include <volk/volk.h>            // for volk_32fc_conjugate_32fc
 #include <volk_gnsssdr/volk_gnsssdr.h>
+#include <algorithm>  // for copy_n
 #include <cmath>      // for abs, pow, floor
 #include <complex>    // for complex
-#include <cstring>  // for memcpy
 
 #define NUM_PRNs 32
 #define QUANT_BITS_LOCAL_CODE 16
@@ -119,7 +119,7 @@ GpsL2MPcpsAcquisitionFpga::GpsL2MPcpsAcquisitionFpga(
                 {
                     code[s] = std::complex<float>(0.0, 0.0);
                 }
-            memcpy(fft_if->get_inbuf(), code, sizeof(gr_complex) * nsamples_total);            // copy to FFT buffer
+            std::copy_n(code, nsamples_total, fft_if->get_inbuf());                            // copy to FFT buffer
             fft_if->execute();                                                                 // Run the FFT of local code
             volk_32fc_conjugate_32fc(fft_codes_padded, fft_if->get_outbuf(), nsamples_total);  // conjugate values
             max = 0;                                                                           // initialize maximum value

src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition.cc

@@ -39,6 +39,7 @@
 #include "gps_l5_signal.h"
 #include <boost/math/distributions/exponential.hpp>
 #include <glog/logging.h>
+#include <algorithm>
 
 
 GpsL5iPcpsAcquisition::GpsL5iPcpsAcquisition(
@@ -230,11 +231,11 @@ void GpsL5iPcpsAcquisition::init()
     acquisition_->init();
 }
 
+
 void GpsL5iPcpsAcquisition::set_local_code()
 {
     auto* code = new std::complex<float>[code_length_];
 
-
     if (acq_parameters_.use_automatic_resampler)
         {
             gps_l5i_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, acq_parameters_.resampled_fs);
@@ -244,10 +245,10 @@ void GpsL5iPcpsAcquisition::set_local_code()
             gps_l5i_code_gen_complex_sampled(gsl::span<std::complex<float>>(code, code_length_), gnss_synchro_->PRN, fs_in_);
         }
 
+    gsl::span<gr_complex> code_span(code_, vector_length_);
     for (unsigned int i = 0; i < num_codes_; i++)
         {
-            memcpy(&(code_[i * code_length_]), code,
+            std::copy_n(code, code_length_, code_span.subspan(i * code_length_, code_length_).data());
-                sizeof(gr_complex) * code_length_);
         }
 
     acquisition_->set_local_code(code_);

src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.cc

@@ -43,9 +43,9 @@
 #include <gnuradio/gr_complex.h>  // for gr_complex
 #include <volk/volk.h>            // for volk_32fc_conjugate_32fc
 #include <volk_gnsssdr/volk_gnsssdr.h>
+#include <algorithm>  // for copy_n
 #include <cmath>      // for abs, pow, floor
 #include <complex>    // for complex
-#include <cstring>  // for memcpy
 
 #define NUM_PRNs 32
 
@@ -130,7 +130,7 @@ GpsL5iPcpsAcquisitionFpga::GpsL5iPcpsAcquisitionFpga(
                     // fill in zero padding
                     code[s] = std::complex<float>(0.0, 0.0);
                 }
-            memcpy(fft_if->get_inbuf(), code, sizeof(gr_complex) * nsamples_total);            // copy to FFT buffer
+            std::copy_n(code, nsamples_total, fft_if->get_inbuf());                            // copy to FFT buffer
             fft_if->execute();                                                                 // Run the FFT of local code
             volk_32fc_conjugate_32fc(fft_codes_padded, fft_if->get_outbuf(), nsamples_total);  // conjugate values