Fix typos detected by codespell

src/algorithms/acquisition/adapters/galileo_e1_pcps_quicksync_ambiguous_acquisition.cc

@@ -76,7 +76,7 @@ GalileoE1PcpsQuickSyncAmbiguousAcquisition::GalileoE1PcpsQuickSyncAmbiguousAcqui
     This may be a bug, but acquisition also work by variying the folding factor at va-
     lues different that the expressed in the paper. In adition, it is important to point
     out that by making the folding factor smaller we were able to get QuickSync work with
-    Galileo. Future work should be directed to test this asumption statistically.*/
+    Galileo. Future work should be directed to test this assumption statistically.*/
 
     //folding_factor_ = static_cast<unsigned int>(ceil(sqrt(log2(code_length_))));
     folding_factor_ = configuration_->property(role + ".folding_factor", 2);

src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.cc

@@ -512,7 +512,7 @@ int pcps_acquisition_fine_doppler_cc::general_work(int noutput_items,
 {
     /*!
      * TODO:     High sensitivity acquisition algorithm:
-     *             State Mechine:
+     *             State Machine:
      *             S0. StandBy. If d_active==1 -> S1
      *             S1. ComputeGrid. Perform the FFT acqusition doppler and delay grid.
      *                 Accumulate the search grid matrix (#doppler_bins x #fft_size)

src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fpga.h

@@ -182,7 +182,7 @@ public:
     }
 
     /*!
-     * \brief This funciton triggers a HW reset of the FPGA PL.
+     * \brief This function triggers a HW reset of the FPGA PL.
      */
     void reset_acquisition(void);
 

src/algorithms/acquisition/gnuradio_blocks/pcps_assisted_acquisition_cc.cc

@@ -353,7 +353,7 @@ int pcps_assisted_acquisition_cc::general_work(int noutput_items,
 {
     /*!
      * TODO:     High sensitivity acquisition algorithm:
-     *             State Mechine:
+     *             State Machine:
      *             S0. StandBy. If d_active==1 -> S1
      *             S1. GetAssist. Define search grid with assistance information. Reset grid matrix -> S2
      *             S2. ComputeGrid. Perform the FFT acqusition doppler and delay grid.

src/algorithms/acquisition/gnuradio_blocks/pcps_quicksync_acquisition_cc.cc

@@ -463,7 +463,7 @@ int pcps_quicksync_acquisition_cc::general_work(int noutput_items,
                                                         complex_acumulator[i] += (corr_output[j]);
                                                     }
                                             }
-                                        /*Obtain maximun value of correlation given the possible delay selected */
+                                        /*Obtain maximum value of correlation given the possible delay selected */
                                         volk_32fc_magnitude_squared_32f(d_corr_output_f, complex_acumulator, d_folding_factor);
                                         volk_gnsssdr_32f_index_max_32u(&indext, d_corr_output_f, d_folding_factor);
 

src/algorithms/acquisition/libs/acq_conf.cc

@@ -1,7 +1,7 @@
 /*!
  * \file acq_conf.cc
  * \brief Class that contains all the configuration parameters for generic
- * acquisition block based on the PCPS algoritm.
+ * acquisition block based on the PCPS algorithm.
  * \author Carles Fernandez, 2018. cfernandez(at)cttc.es
  *
  * -------------------------------------------------------------------------

src/algorithms/acquisition/libs/acq_conf.h

@@ -1,7 +1,7 @@
 /*!
  * \file acq_conf.h
  * \brief Class that contains all the configuration parameters for generic
- * acquisition block based on the PCPS algoritm.
+ * acquisition block based on the PCPS algorithm.
  * \author Carles Fernandez, 2018. cfernandez(at)cttc.es
  *
  * -------------------------------------------------------------------------

src/algorithms/acquisition/libs/fpga_acquisition.h

@@ -121,7 +121,7 @@ private:
     int32_t d_fd;                   // driver descriptor
     volatile uint32_t *d_map_base;  // driver memory map
     uint32_t *d_all_fft_codes;      // memory that contains all the code ffts
-    uint32_t d_vector_length;       // number of samples incluing padding and number of ms
+    uint32_t d_vector_length;       // number of samples including padding and number of ms
     uint32_t d_excludelimit;
     uint32_t d_nsamples_total;  // number of samples including padding
     uint32_t d_nsamples;        // number of samples not including padding

src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cmake/Modules/VolkBuildTypes.cmake

@@ -50,7 +50,7 @@ list(APPEND AVAIL_BUILDTYPES
 # known build types in AVAIL_BUILDTYPES. If the build type is found,
 # the function exits immediately. If nothing is found by the end of
 # checking all available build types, we exit with an error and list
-# the avialable build types.
+# the available build types.
 ########################################################################
 function(VOLK_CHECK_BUILD_TYPE settype)
   string(TOUPPER ${settype} _settype)

src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/lib/CMakeLists.txt

@@ -183,7 +183,7 @@ if(CPU_IS_x86)
     # eliminate AVX if cvtpi32_ps intrinsic fails like some versions of clang
     #########################################################################
 
-    # check to see if the compiler/linker works with cvtpi32_ps instrinsic when using AVX
+    # check to see if the compiler/linker works with cvtpi32_ps intrinsic when using AVX
     if(CMAKE_SIZEOF_VOID_P EQUAL 4)
         file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps.c "#include <immintrin.h>\nint main (void) {__m128 __a; __m64 __b; __m128 foo = _mm_cvtpi32_ps(__a, __b); return (0); }")
         execute_process(COMMAND ${CMAKE_C_COMPILER} -mavx -o
@@ -192,7 +192,7 @@ if(CPU_IS_x86)
           OUTPUT_QUIET ERROR_QUIET
           RESULT_VARIABLE avx_compile_result)
         if(NOT ${avx_compile_result} EQUAL 0)
-          overrule_arch(avx "Compiler missing cvtpi32_ps instrinsic")
+          overrule_arch(avx "Compiler missing cvtpi32_ps intrinsic")
         elseif(NOT CROSSCOMPILE_MULTILIB)
           execute_process(COMMAND ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps
             OUTPUT_QUIET ERROR_QUIET
@@ -216,7 +216,7 @@ if(CPU_IS_x86)
     if("${CMAKE_C_COMPILER_ID}" MATCHES "Clang")
       # Figure out the version of Clang
       if(CMAKE_VERSION VERSION_LESS "2.8.10")
-        # Exctract the Clang version from the --version string.
+        # Extract the Clang version from the --version string.
         # In cmake 2.8.10, we can just use CMAKE_C_COMPILER_VERSION
         # without having to go through these string manipulations
         execute_process(COMMAND ${CMAKE_C_COMPILER} --version

src/algorithms/signal_source/gnuradio_blocks/gr_complex_ip_packet_source.h

@@ -102,7 +102,7 @@ private:
     static void static_pcap_callback(u_char *args, const struct pcap_pkthdr *pkthdr, const u_char *packet);
     /*
      * Opens the ethernet device using libpcap raw capture mode
-     * If any of these fail, the fuction retuns the error and exits.
+     * If any of these fail, the function returns the error and exits.
      */
     bool open();
 };

src/algorithms/tracking/gnuradio_blocks/dll_pll_veml_tracking.cc

@@ -1655,7 +1655,7 @@ int dll_pll_veml_tracking::general_work(int noutput_items __attribute__((unused)
                 d_P_accu = *d_Prompt;
                 d_L_accu = *d_Late;
 
-                //fail-safe: check if the secondary code or bit synchronization has not succedded in a limited time period
+                //fail-safe: check if the secondary code or bit synchronization has not succeeded in a limited time period
                 if (trk_parameters.bit_synchronization_time_limit_s < (d_sample_counter - d_acq_sample_stamp) / static_cast<int>(trk_parameters.fs_in))
                     {
                         d_carrier_lock_fail_counter = 300000;  //force loss-of-lock condition

src/core/receiver/gnss_flowgraph.cc

@@ -1065,7 +1065,7 @@ bool GNSSFlowgraph::send_telemetry_msg(const pmt::pmt_t& msg)
  * \param[in] what  What is the action:
  * --- actions from channels ---
  * -> 0 acquisition failed
- * -> 1 acquisition succesfull
+ * -> 1 acquisition successful
  * -> 2 tracking lost
  * --- actions from TC receiver control ---
  * -> 10 TC request standby mode

src/core/system_parameters/Beidou_B1I.h

@@ -73,7 +73,7 @@ const int BEIDOU_WORD_LENGTH = 4;
 const int BEIDOU_SUBFRAME_LENGTH = 40;                                                                                              //**************!< BEIDOU_WORD_LENGTH x 10 = 40 bytes
 const int BEIDOU_DNAV_SUBFRAME_DATA_BITS = 300;                                                                                     //!< Number of bits per subframe in the NAV message [bits]
 const int BEIDOU_SUBFRAME_SECONDS = 6;                                                                                              //!< Subframe duration [seconds]
-const int BEIDOU_SUBFRAME_MS = 6000;                                                                                                //!< Subframe duration [miliseconds]
+const int BEIDOU_SUBFRAME_MS = 6000;                                                                                                //!< Subframe duration [milliseconds]
 const int BEIDOU_WORD_BITS = 30;                                                                                                    //!< Number of bits per word in the NAV message [bits]
 
 

src/core/system_parameters/GPS_L1_CA.h

@@ -59,7 +59,7 @@ const uint32_t GPS_L1_CA_BIT_PERIOD_MS = 20U;       //!< GPS L1 C/A bit period [
 const double GPS_L1_CA_CHIP_PERIOD = 9.7752e-07;    //!< GPS L1 C/A chip period [seconds]
 
 //optimum parameters
-const uint32_t GPS_L1_CA_OPT_ACQ_FS_HZ = 2000000;  //!< Sampling frequncy that maximizes the acquisition SNR while using a non-multiple of chip rate
+const uint32_t GPS_L1_CA_OPT_ACQ_FS_HZ = 2000000;  //!< Sampling frequency that maximizes the acquisition SNR while using a non-multiple of chip rate
 
 /*!
  * \brief Maximum Time-Of-Arrival (TOA) difference between satellites for a receiver operated on Earth surface is 20 ms

src/core/system_parameters/GPS_L2C.h

@@ -64,7 +64,7 @@ const double GPS_L2_L_PERIOD = 1.5;                 //!< GPS L2 L code period [s
 const int32_t GPS_L2C_HISTORY_DEEP = 5;
 
 //optimum parameters
-const uint32_t GPS_L2C_OPT_ACQ_FS_HZ = 2000000;  //!< Sampling frequncy that maximizes the acquisition SNR while using a non-multiple of chip rate
+const uint32_t GPS_L2C_OPT_ACQ_FS_HZ = 2000000;  //!< Sampling frequency that maximizes the acquisition SNR while using a non-multiple of chip rate
 
 
 const int32_t GPS_L2C_M_INIT_REG[115] =

src/core/system_parameters/GPS_L5.h

@@ -65,7 +65,7 @@ const double GPS_L5Q_PERIOD = 0.001;              //!< GPS L5 code period [secon
 const int32_t GPS_L5_HISTORY_DEEP = 5;
 
 //optimum parameters
-const uint32_t GPS_L5_OPT_ACQ_FS_HZ = 10000000;  //!< Sampling frequncy that maximizes the acquisition SNR while using a non-multiple of chip rate
+const uint32_t GPS_L5_OPT_ACQ_FS_HZ = 10000000;  //!< Sampling frequency that maximizes the acquisition SNR while using a non-multiple of chip rate
 
 const int32_t GPS_L5I_INIT_REG[210] =
     {266, 365, 804, 1138,

src/core/system_parameters/Galileo_E1.h

@@ -65,7 +65,7 @@ const int32_t GALILEO_E1_NUMBER_OF_CODES = 50;
 
 
 //optimum parameters
-const uint32_t GALILEO_E1_OPT_ACQ_FS_HZ = 2000000;  //!< Sampling frequncy that maximizes the acquisition SNR while using a non-multiple of chip rate
+const uint32_t GALILEO_E1_OPT_ACQ_FS_HZ = 2000000;  //!< Sampling frequency that maximizes the acquisition SNR while using a non-multiple of chip rate
 
 
 const double GALILEO_STARTOFFSET_MS = 68.802;  //[ms] Initial sign. travel time (this cannot go here)

src/core/system_parameters/Galileo_E5a.h

@@ -58,7 +58,7 @@ const int32_t GALILEO_E5A_HISTORY_DEEP = 20;
 const int32_t GALILEO_E5A_CRC_ERROR_LIMIT = 6;
 
 //optimum parameters
-const uint32_t GALILEO_E5A_OPT_ACQ_FS_HZ = 10000000;  //!< Sampling frequncy that maximizes the acquisition SNR while using a non-multiple of chip rate
+const uint32_t GALILEO_E5A_OPT_ACQ_FS_HZ = 10000000;  //!< Sampling frequency that maximizes the acquisition SNR while using a non-multiple of chip rate
 
 // F/NAV message structure
 

src/core/system_parameters/beidou_dnav_navigation_message.cc

@@ -458,7 +458,7 @@ int32_t Beidou_Dnav_Navigation_Message::d1_subframe_decoder(std::string const& s
 
     subframe_ID = static_cast<int>(read_navigation_unsigned(subframe_bits, D1_FRAID));
 
-    // Perform crc computtaion (tbd)
+    // Perform crc computation (tbd)
     flag_crc_test = true;
 
     // Decode all 5 sub-frames
@@ -753,7 +753,7 @@ int32_t Beidou_Dnav_Navigation_Message::d2_subframe_decoder(std::string const& s
     subframe_ID = static_cast<int>(read_navigation_unsigned(subframe_bits, D2_FRAID));
     page_ID = static_cast<int>(read_navigation_unsigned(subframe_bits, D2_PNUM));
 
-    // Perform crc computtaion (tbd)
+    // Perform crc computation (tbd)
     flag_crc_test = true;
 
     // Decode all 5 sub-frames