hamlib-cvs-digest Mailing List for Ham Radio Control Libraries (Page 15)

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- Log -----------------------------------------------------------------
commit fbd07524e2291974b32b75241115c35b974b0dba
Merge: 47cf2458 b679b0c7
Author: Nate Bargmann <n0...@n0...>
Date:   Sun May 16 21:26:14 2021 -0500

    Merge pull request #701 from N0NB/doxygen_work
    
    Doxygen work


commit b679b0c75350bafd1404ccdca61ef3845d77abaf
Author: Nate Bargmann <n0...@n0...>
Date:   Sun May 16 21:14:04 2021 -0500

    Update NEWS for 4.2 release

diff --git a/NEWS b/NEWS
index 683d706c..c82c9727 100644
--- a/NEWS
+++ b/NEWS
@@ -7,14 +7,14 @@ Copyright (C) 2000-2021  Michael Black W9MDB, and others
 Please send Hamlib bug reports to ham...@li...
 
 Version 4.2
-    * 2021-04-27
+    * 2021-05-17
     * New rig_get_mode_bandwidths -- returns token set for bandwidths for given mode
         Rig command: \get_mode_bandwidths CW
         Mode=CW
         Normal=500Hz
         Narrow=50Hz
         Wide=2400Hz
-    * New rig_get_info  -- returns token set for all vfos where order does not matter 
+    * New rig_get_info  -- returns token set for all vfos where order does not matter
       This is a string return to allow for easy future expansion without changing the API
       New tokens may be introduced and can be skipped if not used by clients
         Rig command: \get_rig_info
@@ -37,13 +37,18 @@ Version 4.2
 
     * USRP lib and gnuradio are deprecated and will be removed in 5.0
     * Added Radan rotator
-    * Added Malachite SDR 
+    * Added Malachite SDR
     * Major rework for PRM80
     * Add twiddle_timeout and twiddle_rit --set-conf options
-        rigctld --set-conf=twiddle_timeout=5,twiddle_rit=1 
+        rigctld --set-conf=twiddle_timeout=5,twiddle_rit=1
         This will set the twiddle timeout to 5 seconds and turn on twiddle_rit
-        For twiddle timeout VFOB will not be polled for 5 seconds after VFO twiddling is detected
-    rigctld --twiddle is deprecated and will be removed in 5.0 along with get_twiddle and set_twiddle
+        For twiddle timeout VFOB will not be polled for 5 seconds after VFO twiddling
+	is detected
+    * rigctld --twiddle is deprecated and will be removed in 5.0 along with
+      get_twiddle and set_twiddle
+    * Rework Doxygen manual including default layout for Doxygen 1.9.1.  So far
+      the amplifier, rotator, and utilities API sections have been updated.  The
+      rig (radio) section remains to be updated.
 
 Version 4.1
         2021-01-31

commit 55ec759a75041897bec3dd114dc38b5f2bcc3c39
Author: Nate Bargmann <n0...@n0...>
Date:   Sun May 16 21:11:10 2021 -0500

    Format to break lines before 80 characters

diff --git a/README.freqranges b/README.freqranges
index 6fe68b84..9d5ca122 100644
--- a/README.freqranges
+++ b/README.freqranges
@@ -1,9 +1,15 @@
-Frequency ranges are being changed to reflect rig capabilities instead of region restrictions
+Frequency ranges are being changed to reflect rig capabilities instead of
+region restrictions
+
 As of 2020-05-05 the behavior is:
+
 #1 Any range which shows ITU# or TBD has not been modified to this convention
-#2 Ranges on the backends are being change to USA/EUR/KOR/TPE/ITR per the IC-9700 convention.  So if you see one of those monikers on a rig's freq range it should accurately reflect the rig's capabilities.
+#2 Ranges on the backends are being change to USA/EUR/KOR/TPE/ITR per the
+ IC-9700 convention.  So if you see one of those monikers on a rig's freq
+ range it should accurately reflect the rig's capabilities.
 
-Note that most rigs will have just USA or USA/EUR models.  Not too many rigs have more than 2 models but it appears at least Icom is headed that way.
+Note that most rigs will have just USA or USA/EUR models.  Not too many rigs
+have more than 2 models but it appears at least Icom is headed that way.
 
 USA - United States of America
 EUR - Europe
@@ -12,5 +18,3 @@ TPE - Japan
 ITR - ??
 AUS - Australia
 CHN - China
-
-

commit 0ed6b110889286a7773f893b6d36e02e3fcefceb
Author: Nate Bargmann <n0...@n0...>
Date:   Sun May 16 21:10:31 2021 -0500

    Update Doxygen comments and main page

diff --git a/doc/index.doxygen b/doc/index.doxygen
index 366239c1..1d6103f0 100644
--- a/doc/index.doxygen
+++ b/doc/index.doxygen
@@ -1,10 +1,5 @@
 /*! \mainpage Hamlib API Reference
 
-\section auth Authors
-
-St&eacute;phane Fillod, F8CFE, and Frank Singleton, VK3FCS and the Hamlib Group
-\n Documentation revisions by Martin Ewing, AA6E, Nate Bargmann, N0NB, Michael Black, W9MDB
-
 \section s1 Preface
 
 This document describes the Hamlib library Application Programming Interface
@@ -14,18 +9,24 @@ We attempt to document the complete API of the core modules of Hamlib, i.e.
 the API seen by end-user application developers.  You may navigate the
 documentation through the tabs at the top of this page.
 
+\note This documentation is a work in progress.
+
 Please report any problems to ham...@li....
 
 \section txtfil Distributed information files
 
 These text files are distributed with the Hamlib package.
 
-Readme files: \subpage Rdme "General";
+\li Readme files: \subpage Rdme "General";
 \subpage Rdmebeta "Beta Tester";
 \subpage Rdmedevel "Developer";
-\subpage Rdmewin "MS Windows"
+\subpage Rdmewin "MS Windows";
+\subpage Rdmeosx "Mac OS X";
+\subpage Rdmefrq "Frequency range changes";
+\subpage Rdmemulti "Multicast support";
+\subpage Security "Security policy";
 
-Other files: \subpage INSTALL;
+\li Other files: \subpage INSTALL;
 \subpage AUTHORS;
 \subpage COPYING;
 \subpage COPYING.LIB;
@@ -44,10 +45,20 @@ Other files: \subpage INSTALL;
 \section slic Documentation License
 
 \li \subpage doclicense
+
+\section auth Authors
+
+\li St&eacute;phane Fillod, F8CFE, and Frank Singleton, VK3FCS and the Hamlib Group
+\li Documentation revisions by Martin Ewing, AA6E, Nate Bargmann, N0NB,
+Michael Black, W9MDB and many others.
 */
+
+
+/* Subpage definitions follow. */
+
 /*! \page doclicense License for Documentation
 This documentation is free; you can redistribute it without
-any restrictions. The modification or derived work must retain
+any restrictions.  The modification or derived work must retain
 copyright and list all authors.
 
 This documentation is distributed in the hope that it will be
@@ -58,48 +69,81 @@ of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 /*! \page Rdme  README (general)
 \verbinclude README
 */
+
 /*! \page Rdmebeta README.betatester
 \verbinclude README.betatester
 */
+
 /*! \page Rdmedevel README.developer
 \verbinclude README.developer
 */
+
 /*! \page Rdmewin Cross-compiling Hamlib on Linux for MS Windows
 This page contains the `scripts/README.build-Windows` instructions and the
-`scripts/build-w32.sh` file that describe cross-compiling Hamlib for MS
-Windows 32 bit on Debian GNU/Linux.
+`scripts/build-w32.sh` and `scripts/build-w64.h` files that describe
+cross-compiling Hamlib for MS Windows 32 and 64 bit versions on Debian
+GNU/Linux.
+\tableofcontents
 \section Build README.build-Windows
 \verbinclude README.build-Windows
 \subsection W32 The build-w32.sh script
-\verbinclude build-w32.sh
+\include{lineno} build-w32.sh
 \subsection W64 The build-w64.sh script
-\verbinclude build-w64.sh
+\include{lineno} build-w64.sh
+*/
+
+/*! \page Rdmeosx README.osx
+\verbinclude README.osx
 */
+
+/*! \page Rdmefrq README.freqranges
+\verbinclude README.freqranges
+*/
+
+/*! \page Rdmemulti README.multicast
+\verbinclude README.multicast
+*/
+
+/* FIXME: figure out how to include Markdown for HTML output. */
+/*! \page Security SECURITY.md
+\include SECURITY.md
+*/
+
 /*! \page INSTALL INSTALL
 \verbinclude INSTALL
 */
+
 /*! \page AUTHORS AUTHORS
 \verbinclude AUTHORS
 */
+
 /*! \page COPYING COPYING
 \verbinclude COPYING
 */
+
 /*! \page COPYING.LIB COPYING.LIB
 \verbinclude COPYING.LIB
 */
+
 /*! \page LICENSE LICENSE
 \verbinclude LICENSE
 */
+
 /*! \page NEWS NEWS
 \verbinclude NEWS
 */
+
 /*! \page PLAN PLAN
 \verbinclude PLAN
 */
+
 /*! \page THANKS THANKS
 \verbinclude THANKS
 */
 
+
+/* Defined API groups--sections included with addtogroup in sources. */
+
 /*! Define groups for Doxygen
  * \defgroup rig Rig (transceiver) API
  * \defgroup rig_internal Rig (transceiver) Internal API
diff --git a/src/locator.c b/src/locator.c
index b7679549..07bd653b 100644
--- a/src/locator.c
+++ b/src/locator.c
@@ -1,17 +1,3 @@
-/**
- * \addtogroup utilities
- * @{
- */
-
-/**
- * \file src/locator.c
- * \brief locator and bearing conversion interface
- * \author Stephane Fillod and the Hamlib Group
- * \date 2000-2010
- *
- *  Hamlib Interface - locator, bearing, and conversion calls
- */
-
 /*
  *  Hamlib Interface - locator and bearing conversion calls
  *  Copyright (c) 2001-2010 by Stephane Fillod
@@ -47,12 +33,49 @@
  *
  */
 
-/*! \page hamlib Hamlib general purpose API
+
+/**
+ * \addtogroup utilities
+ * @{
+ */
+
+/**
+ * \file src/locator.c
+ *
+ * \brief QRA locator (Maidenhead grid square) and latitude/longitude bearing
+ * conversion interface.
+ *
+ * \author Stephane Fillod
+ * \author Nate Bargmann
+ * \author Dave Hines
+ * \author The Hamlib Group
+ * \date 2000-2020
+ */
+
+/**
+ * \page hamlib Hamlib general purpose API
+ *
+ * Hamlib function call interface for determining QRA locator (Maidenhead grid
+ * square), bearing, and conversion between QRA locator and latitude/longitude
+ * formats.
+ *
+ * \par Sources used in writing these routines
  *
- *  Here are grouped some often used functions, like locator conversion
- *  routines.
+ * \parblock
+ * Code to determine bearing and range was taken from the Great Circle,
+ * by Steven R. Sampson, N5OWK.<br />
+ * Ref: "Air Navigation", Air Force Manual 51-40, 1 February 1987<br />
+ * Ref: "ARRL Satellite Experimenters Handbook", August 1990
+ *
+ * Code to calculate distance and azimuth between two QRA locators, taken from
+ * wwl, by IK0ZSN, Mirko Caserta.
+ *
+ * New bearing code added by N0NB was found at:
+ * http://williams.best.vwh.net/avform.htm#Crs
+ * \endparblock
  */
 
+
 #ifdef HAVE_CONFIG_H
 #  include "config.h"
 #endif
@@ -67,74 +90,93 @@
 #include <hamlib/rotator.h>
 
 
-#ifndef DOC_HIDDEN
-
+/** \brief Standard definition of a radian. */
 #define RADIAN  (180.0 / M_PI)
 
-/* arc length for 1 degree, 60 Nautical Miles */
+/** \brief arc length for 1 degree in kilometers, i.e. 60 Nautical Miles */
 #define ARC_IN_KM 111.2
 
+
 /* The following is contributed by Dave Hines M1CXW
  *
  * begin dph
  */
-/*
- * These are the constants used when converting between Maidenhead grid
- * locators and longitude/latitude values. MAX_LOCATOR_PAIRS is the maximum
- * number of locator character pairs to convert. This number MUST NOT exceed
- * the number of pairs of values in loc_char_range[].
- * Setting MAX_LOCATOR_PAIRS to 3 will convert the currently defined 6
- * character locators. A value of 4 will convert the extended 8 character
- * locators described in section 3L of "The IARU region 1 VHF managers
- * handbook". Values of 5 and 6 will extent the format even more, to the
- * longest definition I have seen for locators, see
- *   http://www.btinternet.com/~g8yoa/geog/non-ra.html
- * Beware that there seems to be no universally accepted standard for 10 & 12
- * character locators.
- *
- * The ranges of characters which will be accepted by locator2longlat, and
- * generated by longlat2locator, are specified by the loc_char_range[] array.
- * This array may be changed without requiring any other code changes.
+
+/* At this time documenting a single static variable as in loc_char_range[]
+ * below is not supported by Doxygen.  Hide this section until support exists
+ * or a work-around becomes available.
+ */
+#ifndef DOC_HIDDEN
+
+/**
+ * \brief Constants used when converting between Maidenhead grid
+ * locators and longitude/latitude values.
+ *
+ * \ref MAX_LOCATOR_PAIRS is the maximum number of locator character pairs to
+ * convert. This number MUST NOT exceed the number of pairs of values in
+ * loc_char_range[].  Setting \ref MAX_LOCATOR_PAIRS to 3 will convert the
+ * currently defined 6 character locators.  A value of 4 will convert the
+ * extended 8 character locators described in section 3L of "The IARU region 1
+ * VHF managers handbook".  Values of 5 and 6 will extent the format even
+ * more, to the longest definition I have seen for locators, see
+ * http://www.btinternet.com/~g8yoa/geog/non-ra.html (currently a dead
+ * link. -N0NB).  Be aware that there seems to be no universally accepted
+ * standard for 10 & 12 character locators.
+ *
+ * The ranges of characters which will be accepted by locator2longlat(), and
+ * generated by longlat2locator(), are specified by the \ref loc_char_range[]
+ * array.  This array may be changed without requiring any other code changes.
  *
  * For the fifth pair to range from aa to xx use:
- * const static int loc_char_range[] = { 18, 10, 24, 10, 24, 10 };
+ * \code const static int loc_char_range[] = { 18, 10, 24, 10, 24, 10 };\endcode
  *
  * For the fifth pair to range from aa to yy use:
- * const static int loc_char_range[] = { 18, 10, 24, 10, 25, 10 };
- *
- * MAX_LOCATOR_PAIRS now sets the limit locator2longlat() will convert and
- * sets the maximum length longlat2locator() will generate.  Each function
- * properly handles any value from 1 to 6 so MAX_LOCATOR_PAIRS should be
- * left at 6.  MIN_LOCATOR_PAIRS sets a floor on the shortest locator that
- * should be handled.  -N0NB
+ * \code const static int loc_char_range[] = { 18, 10, 24, 10, 25, 10 };\endcode
  */
 const static int loc_char_range[] = { 18, 10, 24, 10, 24, 10 };
 
+#endif  /* !DOC_HIDDEN */
+
+/** \def MAX_LOCATOR_PAIRS
+ *
+ * \brief Longest locator to process, e.g. AA00AA00AA00.
+ *
+ * Sets the limit locator2longlat() will convert and sets the maximum length
+ * longlat2locator() will generate.  Each function properly handles any value
+ * from `1` to `6` so \ref MAX_LOCATOR_PAIRS should be left at `6`.
+ *
+ * \def MIN_LOCATOR_PAIRS
+ *
+ * \brief Shortest locator to process, e.g. AA.
+ *
+ * Sets a floor on the shortest locator that should be handled.
+ */
 #define MAX_LOCATOR_PAIRS       6
 #define MIN_LOCATOR_PAIRS       1
 
 /* end dph */
 
-#endif  /* !DOC_HIDDEN */
-
 
 /**
- * \brief Convert DMS to decimal degrees
- * \param degrees   Degrees, whole degrees
- * \param minutes   Minutes, whole minutes
- * \param seconds   Seconds, decimal seconds
- * \param sw        South or West
+ * \brief Convert Degrees Minutes Seconds (DMS) notation to decimal degrees
+ * (D.DDD) angle.
+ *
+ * \param degrees Degrees, whole degrees.
+ * \param minutes Minutes, whole minutes.
+ * \param seconds Seconds, decimal seconds.
+ * \param sw South or West.
  *
- *  Convert degree/minute/second angle to decimal degrees angle.
- *  \a degrees >360, \a minutes > 60, and \a seconds > 60.0 are allowed,
- *  but resulting angle won't be normalized.
+ * Convert a Degrees Minutes Seconds (DMS) notation value to a decimal degrees
+ * (D.DDD) angle value.
  *
- *  When the variable sw is passed a value of 1, the returned decimal
- *  degrees value will be negative (south or west).  When passed a
- *  value of 0 the returned decimal degrees value will be positive
- *  (north or east).
+ * \note For the parameters \a degrees >360, \a minutes > 60, and \a seconds >
+ * 60.0 are allowed, but the resulting angle will not be normalized.
  *
- * \return The angle in decimal degrees.
+ * When the variable \a sw is passed a value of 1, the returned decimal
+ * degrees value will be negative (*South* or *West*).  When passed a value of 0
+ * the returned decimal degrees value will be positive (*North* or *East*).
+ *
+ * \return The signed angle in decimal degrees (D.DDD).
  *
  * \sa dec2dms()
  */
@@ -173,23 +215,25 @@ double HAMLIB_API dms2dec(int degrees, int minutes, double seconds, int sw)
 
 
 /**
- * \brief Convert D M.MMM notation to decimal degrees
- * \param degrees   Degrees, whole degrees
- * \param minutes   Minutes, decimal minutes
- * \param sw        South or West
+ * \brief Convert degrees decimal minutes (D M.MMM) notation to decimal
+ * degrees (D.DDD) angle.
+ *
+ * \param degrees Degrees, whole degrees.
+ * \param minutes Minutes, decimal minutes.
+ * \param seconds Seconds, decimal seconds.
+ * \param sw South or West.
  *
- *  Convert a degrees, decimal minutes notation common on
- *  many GPS units to its decimal degrees value.
+ * Convert a degrees decimal minutes (D M.MMM) notation common on many GPS
+ * units to a decimal degrees (D.DDD) angle value.
  *
- *  \a degrees > 360, \a minutes > 60.0 are allowed, but
- *  resulting angle won't be normalized.
+ * \note For the parameters \a degrees > 360, \a minutes > 60.0, \a seconds >
+ * 60.0 are allowed, but the resulting angle will not be normalized.
  *
- *  When the variable sw is passed a value of 1, the returned decimal
- *  degrees value will be negative (south or west).  When passed a
- *  value of 0 the returned decimal degrees value will be positive
- *  (north or east).
+ * When the variable \a sw is passed a value of 1, the returned decimal
+ * degrees value will be negative (*South* or *West*).  When passed a value of
+ * 0 the returned decimal degrees value will be positive (*North* or *East*).
  *
- * \return The angle in decimal degrees.
+ * \return The signed angle in decimal degrees (D.DDD).
  *
  * \sa dec2dmmm()
  */
@@ -223,29 +267,33 @@ double HAMLIB_API dmmm2dec(int degrees, double minutes, double seconds, int sw)
 
 
 /**
- * \brief Convert decimal degrees angle into DMS notation
- * \param dec       Decimal degrees
- * \param degrees   Pointer for the calculated whole Degrees
- * \param minutes   Pointer for the calculated whole Minutes
- * \param seconds   Pointer for the calculated decimal Seconds
- * \param sw        Pointer for the calculated SW flag
+ * \brief Convert a decimal degrees (D.DDD) angle into Degrees Minutes
+ * Seconds (DMS) notation.
+ *
+ * \param dec Decimal degrees (D.DDD).
+ * \param degrees Pointer for the calculated whole Degrees.
+ * \param minutes Pointer for the calculated whole Minutes.
+ * \param seconds Pointer for the calculated decimal Seconds.
+ * \param sw Pointer for the calculated SW (South/West) flag.
+ *
+ * Convert decimal degrees angle (D.DDD) into its Degree Minute Second (DMS)
+ * notation.
  *
- *  Convert decimal degrees angle into its degree/minute/second
- *  notation.
+ * When \a dec < -180 or \a dec > 180, the angle will be normalized within
+ * these limits and the sign set appropriately.
  *
- *  When \a dec < -180 or \a dec > 180, the angle will be normalized
- *  within these limits and the sign set appropriately.
+ * Upon return, guarantees 0 >= \a degrees <= 180, 0 >= \a minutes < 60, and
+ * 0.0 >= \a seconds < 60.0.
  *
- *  Upon return dec2dms guarantees 0 >= \a degrees <= 180,
- *  0 >= \a minutes < 60, and 0.0 >= \a seconds < 60.0.
+ * When \a dec is < 0.0 \a sw will be set to 1.  When \a dec is >= 0.0 \a sw
+ * will be set to 0.  This flag allows the application to determine whether
+ * the DMS angle should be treated as negative (*South* or *West*).
  *
- *  When \a dec is < 0.0 \a sw will be set to 1.  When \a dec is
- *  >= 0.0 \a sw will be set to 0.  This flag allows the application
- *  to determine whether the DMS angle should be treated as negative
- *  (south or west).
+ * \return RIG_OK if the operation has been successful, otherwise a **negative
+ * value** if an error occurred (in which case, cause is set appropriately).
  *
- * \retval -RIG_EINVAL if any of the pointers are NULL.
- * \retval RIG_OK if conversion went OK.
+ * \retval RIG_OK The conversion was successful.
+ * \retval RIG_EINVAL Either of the pointers are NULL.
  *
  * \sa dms2dec()
  */
@@ -317,28 +365,33 @@ int HAMLIB_API dec2dms(double dec,
 
 
 /**
- * \brief Convert a decimal angle into D M.MMM notation
- * \param dec       Decimal degrees
- * \param degrees   Pointer for the calculated whole Degrees
- * \param minutes   Pointer for the calculated decimal Minutes
- * \param sw        Pointer for the calculated SW flag
+ * \brief Convert a decimal degrees (D.DDD) angle into degrees decimal minutes
+ * (D M.MMM) notation.
  *
- *  Convert a decimal angle into its degree, decimal minute
- *  notation common on many GPS units.
+ * \param dec Decimal degrees angle.
+ * \param degrees Pointer for the calculated whole Degrees.
+ * \param minutes Pointer for the calculated decimal Minutes.
+ * \param sw Pointer for the calculated SW flag.
  *
- *  When passed a value < -180 or > 180, the value will be normalized
- *  within these limits and the sign set apropriately.
+ * Convert a decimal angle into its degree, decimal minute
+ * notation common on many GPS units.
  *
- *  Upon return dec2dmmm guarantees 0 >= \a degrees <= 180,
- *  0.0 >= \a minutes < 60.0.
+ * When passed a value < -180 or > 180, the value will be normalized
+ * within these limits and the sign set apropriately.
  *
- *  When \a dec is < 0.0 \a sw will be set to 1.  When \a dec is
- *  >= 0.0 \a sw will be set to 0.  This flag allows the application
- *  to determine whether the D M.MMM angle should be treated as negative
- *  (south or west).
+ * Upon return dec2dmmm guarantees 0 >= \a degrees <= 180,
+ * 0.0 >= \a minutes < 60.0.
  *
- * \retval -RIG_EINVAL if any of the pointers are NULL.
- * \retval RIG_OK if conversion went OK.
+ * When \a dec is < 0.0 \a sw will be set to 1.  When \a dec is
+ * >= 0.0 \a sw will be set to 0.  This flag allows the application
+ * to determine whether the D M.MMM angle should be treated as negative
+ * (south or west).
+ *
+ * \return RIG_OK if the operation has been successful, otherwise a **negative
+ * value** if an error occurred (in which case, cause is set appropriately).
+ *
+ * \retval RIG_OK The conversion was successful.
+ * \retval RIG_EINVAL Either of the pointers are NULL.
  *
  * \sa dmmm2dec()
  */
@@ -369,23 +422,27 @@ int HAMLIB_API dec2dmmm(double dec, int *degrees, double *minutes, int *sw)
 
 
 /**
- * \brief Convert Maidenhead grid locator to Longitude/Latitude
- * \param longitude Pointer for the calculated Longitude
- * \param latitude  Pointer for the calculated Latitude
- * \param locator   The Maidenhead grid locator--2 through 12 char + nul string
+ * \brief Convert QRA locator (Maidenhead grid square) to Longitude/Latitude.
+ *
+ * \param longitude Pointer for the calculated Longitude.
+ * \param latitude Pointer for the calculated Latitude.
+ * \param locator The QRA locator--2 through 12 characters + nul string.
+ *
+ * Convert a QRA locator string to Longitude/Latitude in decimal degrees
+ * (D.DDD).  The locator should be 2 through 12 chars long format.
+ * \a locator2longlat is case insensitive, however it checks for locator
+ * validity.
  *
- *  Convert Maidenhead grid locator to Longitude/Latitude (decimal degrees).
- *  The locator should be in 2 through 12 chars long format.
- *  \a locator2longlat is case insensitive, however it checks for
- *  locator validity.
+ * Decimal long/lat is computed to center of grid square, i.e. given
+ * `EM19` will return coordinates equivalent to the southwest corner
+ * of `EM19mm`.
  *
- *  Decimal long/lat is computed to center of grid square, i.e. given
- *  EM19 will return coordinates equivalent to the southwest corner
- *  of EM19mm.
+ * \return RIG_OK if the operation has been successful, otherwise a **negative
+ * value** if an error occurred (in which case, cause is set appropriately).
  *
- * \retval -RIG_EINVAL if locator exceeds RR99xx99xx99 or exceeds length
- *  limit--currently 1 to 6 lon/lat pairs.
- * \retval RIG_OK if conversion went OK.
+ * \retval RIG_OK The conversion was successful.
+ * \retval RIG_EINVAL The QRA locator exceeds RR99xx99xx99 or exceeds length
+ * limit--currently 1 to 6 lon/lat pairs--or is otherwise malformed.
  *
  * \bug The fifth pair ranges from aa to xx, there is another convention
  *  that ranges from aa to yy.  At some point both conventions should be
@@ -461,23 +518,29 @@ int HAMLIB_API locator2longlat(double *longitude,
 
 
 /**
- * \brief Convert longitude/latitude to Maidenhead grid locator
- * \param longitude     Longitude, decimal degrees
- * \param latitude      Latitude, decimal degrees
- * \param locator       Pointer for the Maidenhead Locator
- * \param pair_count    Precision expressed as lon/lat pairs in the locator
+ * \brief Convert longitude/latitude to QRA locator (Maidenhead grid square).
  *
- *  Convert longitude/latitude (decimal degrees) to Maidenhead grid locator.
- *  \a locator must point to an array at least \a pair_count * 2 char + '\\0'.
+ * \param longitude Longitude, decimal degrees.
+ * \param latitude Latitude, decimal degrees.
+ * \param locator Pointer for the QRA Locator.
+ * \param pair_count Requested precision expressed as lon/lat pairs in the
+ * returned QRA locator string.
  *
- * \retval -RIG_EINVAL if \a locator is NULL or \a pair_count exceeds
- *  length limit.  Currently 1 to 6 lon/lat pairs.
- * \retval RIG_OK if conversion went OK.
+ * Convert longitude/latitude given in decimal degrees (D.DDD) to a QRA
+ * locator (Maidenhead grid square).  \a locator must point to an array length
+ * that is at least \a pair_count * 2 char + '\\0'.
+ *
+ * \return RIG_OK if the operation has been successful, otherwise a **negative
+ * value** if an error occurred (in which case, cause is set appropriately).
+ *
+ * \retval RIG_OK The conversion was successful.
+ * \retval RIG_EINVAL if \a locator is NULL or \a pair_count exceeds length
+ * limit.  Currently 1 to 6 lon/lat pairs.
  *
  * \bug \a locator is not tested for overflow.
  * \bug The fifth pair ranges from aa to yy, there is another convention
- *  that ranges from aa to xx.  At some point both conventions should be
- *  supported.
+ * that ranges from aa to xx.  At some point both conventions should be
+ * supported.
  *
  * \sa locator2longlat()
  */
@@ -531,26 +594,28 @@ int HAMLIB_API longlat2locator(double longitude,
 
 /**
  * \brief Calculate the distance and bearing between two points.
- * \param lon1      The local Longitude, decimal degrees
- * \param lat1      The local Latitude, decimal degrees
- * \param lon2      The remote Longitude, decimal degrees
- * \param lat2      The remote Latitude, decimal degrees
- * \param distance  Pointer for the distance, km
- * \param azimuth   Pointer for the bearing, decimal degrees
  *
- *  Calculate the QRB between \a lon1, \a lat1 and \a lon2, \a lat2.
+ * \param lon1 The local Longitude, decimal degrees.
+ * \param lat1 The local Latitude, decimal degrees,
+ * \param lon2 The remote Longitude, decimal degrees.
+ * \param lat2 The remote Latitude, decimal degrees.
+ * \param distance Pointer for the distance, km.
+ * \param azimuth Pointer for the bearing, decimal degrees.
  *
- *  This version will calculate the QRB to a precision sufficient
- *  for 12 character locators.  Antipodal points, which are easily
- *  calculated, are considered equidistant and the bearing is
- *  simply resolved to be true north (0.0).
+ * Calculate the distance and bearing (QRB) between \a lon1, \a lat1 and
+ * \a lon2, \a lat2.
  *
- * \retval -RIG_EINVAL if NULL pointer passed or lat and lon values
- * exceed -90 to 90 or -180 to 180.
- * \retval RIG_OK if calculations are successful.
+ * This version will calculate the QRB to a precision sufficient for 12
+ * character locators.  Antipodal points, which are easily calculated, are
+ * considered equidistant and the bearing is simply resolved to be true north,
+ * e.g. \a azimuth = 0.0.
  *
- * \return The distance in kilometers and azimuth in decimal degrees
- *  for the short path are stored in \a distance and \a azimuth.
+ * \return RIG_OK if the operation has been successful, otherwise a **negative
+ * value** if an error occurred (in which case, cause is set appropriately).
+ *
+ * \retval RIG_OK The calculations were successful.
+ * \retval RIG_EINVAL If a NULL pointer passed or \a lat and \a lon values
+ * exceed -90 to 90 or -180 to 180.
  *
  * \sa distance_long_path(), azimuth_long_path()
  */
@@ -664,12 +729,13 @@ int HAMLIB_API qrb(double lon1,
 
 /**
  * \brief Calculate the long path distance between two points.
- * \param distance  The shortpath distance
  *
- *  Calculate the long path (respective of the short path)
- *  of a given distance.
+ * \param distance The shortpath distance in kilometers.
  *
- * \return the distance in kilometers for the opposite path.
+ * Calculate the long path (opposite bearing of the short path) of a given
+ * distance.
+ *
+ * \return The distance in kilometers for the opposite path.
  *
  * \sa qrb()
  */
@@ -683,13 +749,13 @@ double HAMLIB_API distance_long_path(double distance)
 
 /**
  * \brief Calculate the long path bearing between two points.
- * \param azimuth   The shortpath bearing--0.0 to 360.0 degrees
  *
- *  Calculate the long path (respective of the short path)
- *  of a given bearing.
+ * \param azimuth The shortpath bearing--0.0 to 360.0 degrees.
+ *
+ * Calculate the long path (opposite of the short path) of a given bearing.
  *
- * \return the azimuth in decimal degrees for the opposite path or
- *  -RIG_EINVAL upon input error (outside the range of 0.0 to 360.0).
+ * \return the azimuth in decimal degrees for the opposite path or RIG_EINVAL
+ * (negated value) upon input error (outside the range of 0.0 to 360.0).
  *
  * \sa qrb()
  */

-----------------------------------------------------------------------

Summary of changes:
 NEWS              |  17 ++-
 README.freqranges |  14 +-
 doc/index.doxygen |  70 ++++++++--
 src/locator.c     | 384 ++++++++++++++++++++++++++++++++----------------------
 4 files changed, 302 insertions(+), 183 deletions(-)


hooks/post-receive
-- 
Hamlib -- Ham radio control libraries




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hamlib-cvs-digest Mailing List for Ham Radio Control Libraries (Page 15)

Library to control radio transceivers and receivers

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