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config.c
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//
// This file is part of Dire Wolf, an amateur radio packet TNC.
//
// Copyright (C) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 John Langner, WB2OSZ
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
#define CONFIG_C 1 // influences behavior of aprs_tt.h
// #define DEBUG 1
/*------------------------------------------------------------------
*
* Module: config.c
*
* Purpose: Read configuration information from a file.
*
* Description: This started out as a simple little application with a few
* command line options. Due to creeping featurism, it's now
* time to add a configuration file to specify options.
*
*---------------------------------------------------------------*/
#include "direwolf.h"
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include <ctype.h>
#include <math.h>
#if ENABLE_GPSD
#include <gps.h> /* for DEFAULT_GPSD_PORT (2947) */
#endif
#include "ax25_pad.h"
#include "textcolor.h"
#include "audio.h"
#include "digipeater.h"
#include "cdigipeater.h"
#include "config.h"
#include "aprs_tt.h"
#include "igate.h"
#include "latlong.h"
#include "symbols.h"
#include "xmit.h"
#include "tt_text.h"
#include "ax25_link.h"
#ifdef USE_CM108 // Linux only
#include "cm108.h"
#endif
// geotranz
#include "utm.h"
#include "mgrs.h"
#include "usng.h"
#include "error_string.h"
#define D2R(d) ((d) * M_PI / 180.)
#define R2D(r) ((r) * 180. / M_PI)
/*
* Conversions from various units to meters.
* There is some disagreement about the exact values for some of these.
* Close enough for our purposes.
* Parsec, light year, and angstrom are probably not useful.
*/
static const struct units_s {
char *name;
float meters;
} units[] = {
{ "barleycorn", 0.008466667 },
{ "inch", 0.0254 },
{ "in", 0.0254 },
{ "hand", 0.1016 },
{ "shaku", 0.3030 },
{ "foot", 0.304801 },
{ "ft", 0.304801 },
{ "cubit", 0.4572 },
{ "megalithicyard", 0.8296 },
{ "my", 0.8296 },
{ "yard", 0.914402 },
{ "yd", 0.914402 },
{ "m", 1. },
{ "meter", 1. },
{ "metre", 1. },
{ "ell", 1.143 },
{ "ken", 1.818 },
{ "hiro", 1.818 },
{ "fathom", 1.8288 },
{ "fath", 1.8288 },
{ "toise", 1.949 },
{ "jo", 3.030 },
{ "twain", 3.6576074 },
{ "rod", 5.0292 },
{ "rd", 5.0292 },
{ "perch", 5.0292 },
{ "pole", 5.0292 },
{ "rope", 6.096 },
{ "dekameter", 10. },
{ "dekametre", 10. },
{ "dam", 10. },
{ "chain", 20.1168 },
{ "ch", 20.1168 },
{ "actus", 35.47872 },
{ "arpent", 58.471 },
{ "hectometer", 100. },
{ "hectometre", 100. },
{ "hm", 100. },
{ "cho", 109.1 },
{ "furlong", 201.168 },
{ "fur", 201.168 },
{ "kilometer", 1000. },
{ "kilometre", 1000. },
{ "km", 1000. },
{ "mile", 1609.344 },
{ "mi", 1609.344 },
{ "ri", 3927. },
{ "league", 4828.032 },
{ "lea", 4828.032 } };
#define NUM_UNITS ((int)((sizeof(units) / sizeof(struct units_s))))
static int beacon_options(char *cmd, struct beacon_s *b, int line, struct audio_s *p_audio_config);
/* Do we have a string of all digits? */
static int alldigits(char *p)
{
if (p == NULL) return (0);
if (strlen(p) == 0) return (0);
while (*p != '\0') {
if ( ! isdigit(*p)) return (0);
p++;
}
return (1);
}
/* Do we have a string of all letters or + or - ? */
static int alllettersorpm(char *p)
{
if (p == NULL) return (0);
if (strlen(p) == 0) return (0);
while (*p != '\0') {
if ( ! isalpha(*p) && *p != '+' && *p != '-') return (0);
p++;
}
return (1);
}
/*------------------------------------------------------------------
*
* Name: parse_ll
*
* Purpose: Parse latitude or longitude from configuration file.
*
* Inputs: str - String like [-]deg[^min][hemisphere]
*
* which - LAT or LON for error checking and message.
*
* line - Line number for use in error message.
*
* Returns: Coordinate in signed degrees.
*
*----------------------------------------------------------------*/
/* Acceptable symbols to separate degrees & minutes. */
/* Degree symbol is not in ASCII so documentation says to use "^" instead. */
/* Some wise guy will try to use degree symbol. */
/* UTF-8 is more difficult because it is a two byte sequence, c2 b0. */
#define DEG1 '^'
#define DEG2 0xb0 /* ISO Latin1 */
#define DEG3 0xf8 /* Microsoft code page 437 */
enum parse_ll_which_e { LAT, LON };
static double parse_ll (char *str, enum parse_ll_which_e which, int line)
{
char stemp[40];
int sign;
double degrees, minutes;
char *endptr;
char hemi;
int limit;
unsigned char sep;
/*
* Remove any negative sign.
*/
strlcpy (stemp, str, sizeof(stemp));
sign = +1;
if (stemp[0] == '-') {
sign = -1;
stemp[0] = ' ';
}
/*
* Process any hemisphere on the end.
*/
if (strlen(stemp) >= 2) {
endptr = stemp + strlen(stemp) - 1;
if (isalpha(*endptr)) {
hemi = *endptr;
*endptr = '\0';
if (islower(hemi)) {
hemi = toupper(hemi);
}
if (hemi == 'W' || hemi == 'S') {
sign = -sign;
}
if (which == LAT) {
if (hemi != 'N' && hemi != 'S') {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Line %d: Latitude hemisphere in \"%s\" is not N or S.\n", line, str);
}
}
else {
if (hemi != 'E' && hemi != 'W') {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Line %d: Longitude hemisphere in \"%s\" is not E or W.\n", line, str);
}
}
}
}
/*
* Parse the degrees part.
*/
degrees = strtod (stemp, &endptr);
/*
* Is there a minutes part?
*/
sep = *endptr;
if (sep != '\0') {
if (sep == DEG1 || sep == DEG2 || sep == DEG3) {
minutes = strtod (endptr+1, &endptr);
if (*endptr != '\0') {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Line %d: Unexpected character '%c' in location \"%s\"\n", line, sep, str);
}
if (minutes >= 60.0) {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Line %d: Number of minutes in \"%s\" is >= 60.\n", line, str);
}
degrees += minutes / 60.0;
}
else {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Line %d: Unexpected character '%c' in location \"%s\"\n", line, sep, str);
}
}
degrees = degrees * sign;
limit = which == LAT ? 90 : 180;
if (degrees < -limit || degrees > limit) {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Line %d: Number of degrees in \"%s\" is out of range for %s\n", line, str,
which == LAT ? "latitude" : "longitude");
}
//dw_printf ("%s = %f\n", str, degrees);
return (degrees);
}
/*------------------------------------------------------------------
*
* Name: parse_utm_zone
*
* Purpose: Parse UTM zone from configuration file.
*
* Inputs: szone - String like [-]number[letter]
*
* Outputs: latband - Latitude band if specified, otherwise space or -.
*
* hemi - Hemisphere, always one of 'N' or 'S'.
*
* Returns: Zone as number.
* Type is long because Convert_UTM_To_Geodetic expects that.
*
* Errors: Prints message and return 0.
*
* Description:
* It seems there are multiple conventions for specifying the UTM hemisphere.
*
* - MGRS latitude band. North if missing or >= 'N'.
* - Negative zone for south.
* - Separate North or South.
*
* I'm using the first alternatve.
* GEOTRANS uses the third.
* We will also recognize the second one but I'm not sure if I want to document it.
*
*----------------------------------------------------------------*/
long parse_utm_zone (char *szone, char *latband, char *hemi)
{
long lzone;
char *zlet;
*latband = ' ';
*hemi = 'N'; /* default */
lzone = strtol(szone, &zlet, 10);
if (*zlet == '\0') {
/* Number is not followed by letter something else. */
/* Allow negative number to mean south. */
if (lzone < 0) {
*latband = '-';
*hemi = 'S';
lzone = (- lzone);
}
}
else {
if (islower (*zlet)) {
*zlet = toupper(*zlet);
}
*latband = *zlet;
if (strchr ("CDEFGHJKLMNPQRSTUVWX", *zlet) != NULL) {
if (*zlet < 'N') {
*hemi = 'S';
}
}
else {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Latitudinal band in \"%s\" must be one of CDEFGHJKLMNPQRSTUVWX.\n", szone);
*hemi = '?';
}
}
if (lzone < 1 || lzone > 60) {
text_color_set(DW_COLOR_ERROR);
dw_printf ("UTM Zone number %ld must be in range of 1 to 60.\n", lzone);
}
return (lzone);
} /* end parse_utm_zone */
#if 0
main ()
{
parse_ll ("12.5", LAT);
parse_ll ("12.5N", LAT);
parse_ll ("12.5E", LAT); // error
parse_ll ("-12.5", LAT);
parse_ll ("12.5S", LAT);
parse_ll ("12.5W", LAT); // error
parse_ll ("12.5", LON);
parse_ll ("12.5E", LON);
parse_ll ("12.5N", LON); // error
parse_ll ("-12.5", LON);
parse_ll ("12.5W", LON);
parse_ll ("12.5S", LON); // error
parse_ll ("12^30", LAT);
parse_ll ("12\xb030", LAT); // ISO Latin-1 degree symbol
parse_ll ("91", LAT); // out of range
parse_ll ("91", LON);
parse_ll ("181", LON); // out of range
parse_ll ("12&5", LAT); // bad character
}
#endif
/*------------------------------------------------------------------
*
* Name: parse_interval
*
* Purpose: Parse time interval from configuration file.
*
* Inputs: str - String like 10 or 9:30
*
* line - Line number for use in error message.
*
* Returns: Number of seconds.
*
* Description: This is used by the BEACON configuration items
* for initial delay or time between beacons.
*
* The format is either minutes or minutes:seconds.
*
*----------------------------------------------------------------*/
static int parse_interval (char *str, int line)
{
char *p;
int sec;
int nc = 0;
int bad = 0;
for (p = str; *p != '\0'; p++) {
if (*p == ':') nc++;
else if ( ! isdigit(*p)) bad++;
}
if (bad > 0 || nc > 1) {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Config file, line %d: Time interval must be of the form minutes or minutes:seconds.\n", line);
}
p = strchr (str, ':');
if (p != NULL) {
sec = atoi(str) * 60 + atoi(p+1);
}
else {
sec = atoi(str) * 60;
}
return (sec);
} /* end parse_interval */
/*------------------------------------------------------------------
*
* Name: check_via_path
*
* Purpose: Check for valid path in beacons, IGate, and APRStt configuration.
*
* Inputs: via_path - Zero or more comma separated stations.
*
* Returns: Maximum number of digipeater hops or -1 for error.
*
* Description: Beacons and IGate can use via paths such as:
*
* WIDE1-1,MA3-3
* N2GH,RARA-7
*
* Each part could be a specific station, an alias, or a path
* from the "New n-N Paradigm."
* In the first example above, the maximum number of digipeater
* hops would be 4. In the second example, 2.
*
*----------------------------------------------------------------*/
// Put something like this in the config file as a quick test.
// Not worth adding to "make check" regression tests.
//
// IBEACON via=
// IBEACON via=W2UB
// IBEACON via=W2UB-7
// IBEACON via=WIDE1-1,WIDE2-2,WIDE3-3
// IBEACON via=Lower
// IBEACON via=T00LONG
// IBEACON via=W2UB-16
// IBEACON via=D1,D2,D3,D4,D5,D6,D7,D8
// IBEACON via=D1,D2,D3,D4,D5,D6,D7,D8,D9
//
// Define below and visually check results.
//#define DEBUG8 1
static int check_via_path (char *via_path)
{
char stemp[AX25_MAX_REPEATERS * (AX25_MAX_ADDR_LEN + 1)];
int num_digi = 0;
int max_digi_hops = 0;
char *r;
char *a;
#if DEBUG8
text_color_set(DW_COLOR_DEBUG);
dw_printf ("check_via_path %s\n", via_path);
#endif
if (strlen(via_path) == 0) {
return (0);
}
strlcpy (stemp, via_path, sizeof(stemp));
r = stemp;
while (( a = strsep(&r,",")) != NULL) {
int strict = 2;
int ok;
char addr[AX25_MAX_ADDR_LEN];
int ssid;
int heard;
num_digi++;
ok = ax25_parse_addr (AX25_REPEATER_1 - 1 + num_digi, a, strict, addr, &ssid, &heard);
if ( ! ok) {
#if DEBUG8
text_color_set(DW_COLOR_DEBUG);
dw_printf ("check_via_path bad address\n");
#endif
return (-1);
}
/* Based on assumption that a callsign can't end with a digit. */
/* For something of the form xxx9-9, we take the ssid as max hop count. */
if (ssid > 0 && strlen(addr) >= 2 && isdigit(addr[strlen(addr)-1])) {
max_digi_hops += ssid;
}
else {
max_digi_hops++;
}
}
if (num_digi > AX25_MAX_REPEATERS) {
text_color_set(DW_COLOR_ERROR);
dw_printf ("Maximum of 8 digipeaters has been exceeded.\n");
return (-1);
}
#if DEBUG8
text_color_set(DW_COLOR_DEBUG);
dw_printf ("check_via_path %d addresses, %d max digi hops\n", num_digi, max_digi_hops);
#endif
return (max_digi_hops);
} /* end check_via_path */
/*-------------------------------------------------------------------
*
* Name: split
*
* Purpose: Separate a line into command and parameters.
*
* Inputs: string - Complete command line to start process.
* NULL for subsequent calls.
*
* rest_of_line - Caller wants remainder of line, not just
* the next parameter.
*
* Returns: Pointer to next part with any quoting removed.
*
* Description: the configuration file started out very simple and strtok
* was used to split up the lines. As more complicated options
* were added, there were several different situations where
* parameter values might contain spaces. These were handled
* inconsistently in different places. In version 1.3, we now
* treat them consistently in one place.
*
*
*--------------------------------------------------------------------*/
#define MAXCMDLEN 256
static char *split (char *string, int rest_of_line)
{
static char cmd[MAXCMDLEN];
static char token[MAXCMDLEN];
static char shutup[] = " "; // Shut up static analysis which gets upset
// over the case where this could be called with
// string NULL and c was not yet initialized.
static char *c = shutup; // Current position in command line.
char *s, *t;
int in_quotes;
/*
* If string is provided, make a copy.
* Drop any CRLF at the end.
* Change any tabs to spaces so we don't have to check for it later.
*/
if (string != NULL) {
// dw_printf("split in: '%s'\n", string);
c = cmd;
for (s = string; *s != '\0'; s++) {
if (*s == '\t') {
*c++ = ' ';
}
else if (*s == '\r' || *s == '\n') {
;
}
else {
*c++ = *s;
}
}
*c = '\0';
c = cmd;
}
/*
* Get next part, separated by whitespace, keeping spaces within quotes.
* Quotation marks inside need to be doubled.
*/
while (*c == ' ') {
c++;
};
t = token;
in_quotes = 0;
for ( ; *c != '\0'; c++) {
if (*c == '"') {
if (in_quotes) {
if (c[1] == '"') {
*t++ = *c++;
}
else {
in_quotes = 0;
}
}
else {
in_quotes = 1;
}
}
else if (*c == ' ') {
if (in_quotes || rest_of_line) {
*t++ = *c;
}
else {
break;
}
}
else {
*t++ = *c;
}
}
*t = '\0';
// dw_printf("split out: '%s'\n", token);
t = token;
if (*t == '\0') {
return (NULL);
}
return (t);
} /* end split */
/*-------------------------------------------------------------------
*
* Name: config_init
*
* Purpose: Read configuration file when application starts up.
*
* Inputs: fname - Name of configuration file.
*
* Outputs: p_audio_config - Radio channel parameters stored here.
*
* p_digi_config - APRS Digipeater configuration stored here.
*
* p_cdigi_config - Connected Digipeater configuration stored here.
*
* p_tt_config - APRStt stuff.
*
* p_igate_config - Internet Gateway.
*
* p_misc_config - Everything else. This wasn't thought out well.
*
* Description: Apply default values for various parameters then read the
* the configuration file which can override those values.
*
* Errors: For invalid input, display line number and message on stdout (not stderr).
* In many cases this will result in keeping the default rather than aborting.
*
* Bugs: Very simple-minded parsing.
* Not much error checking. (e.g. atoi() will return 0 for invalid string.)
* Not very forgiving about sloppy input.
*
*--------------------------------------------------------------------*/
void config_init (char *fname, struct audio_s *p_audio_config,
struct digi_config_s *p_digi_config,
struct cdigi_config_s *p_cdigi_config,
struct tt_config_s *p_tt_config,
struct igate_config_s *p_igate_config,
struct misc_config_s *p_misc_config)
{
FILE *fp;
char filepath[128];
char stuff[MAXCMDLEN];
int line;
int channel;
int adevice;
int m;
#if DEBUG
text_color_set(DW_COLOR_DEBUG);
dw_printf ("config_init ( %s )\n", fname);
#endif
/*
* First apply defaults.
*/
memset (p_audio_config, 0, sizeof(struct audio_s));
/* First audio device is always available with defaults. */
/* Others must be explicitly defined before use. */
for (adevice=0; adevice<MAX_ADEVS; adevice++) {
strlcpy (p_audio_config->adev[adevice].adevice_in, DEFAULT_ADEVICE, sizeof(p_audio_config->adev[adevice].adevice_in));
strlcpy (p_audio_config->adev[adevice].adevice_out, DEFAULT_ADEVICE, sizeof(p_audio_config->adev[adevice].adevice_out));
p_audio_config->adev[adevice].defined = 0;
p_audio_config->adev[adevice].num_channels = DEFAULT_NUM_CHANNELS; /* -2 stereo */
p_audio_config->adev[adevice].samples_per_sec = DEFAULT_SAMPLES_PER_SEC; /* -r option */
p_audio_config->adev[adevice].bits_per_sample = DEFAULT_BITS_PER_SAMPLE; /* -8 option for 8 instead of 16 bits */
}
p_audio_config->adev[0].defined = 1;
for (channel=0; channel<MAX_CHANS; channel++) {
int ot, it;
p_audio_config->achan[channel].medium = MEDIUM_NONE; /* One or both channels will be */
/* set to radio when corresponding */
/* audio device is defined. */
p_audio_config->achan[channel].modem_type = MODEM_AFSK;
p_audio_config->achan[channel].v26_alternative = V26_UNSPECIFIED;
p_audio_config->achan[channel].mark_freq = DEFAULT_MARK_FREQ; /* -m option */
p_audio_config->achan[channel].space_freq = DEFAULT_SPACE_FREQ; /* -s option */
p_audio_config->achan[channel].baud = DEFAULT_BAUD; /* -b option */
/* None. Will set default later based on other factors. */
strlcpy (p_audio_config->achan[channel].profiles, "", sizeof(p_audio_config->achan[channel].profiles));
p_audio_config->achan[channel].num_freq = 1;
p_audio_config->achan[channel].offset = 0;
p_audio_config->achan[channel].fix_bits = DEFAULT_FIX_BITS;
p_audio_config->achan[channel].sanity_test = SANITY_APRS;
p_audio_config->achan[channel].passall = 0;
for (ot = 0; ot < NUM_OCTYPES; ot++) {
p_audio_config->achan[channel].octrl[ot].ptt_method = PTT_METHOD_NONE;
strlcpy (p_audio_config->achan[channel].octrl[ot].ptt_device, "", sizeof(p_audio_config->achan[channel].octrl[ot].ptt_device));
p_audio_config->achan[channel].octrl[ot].ptt_line = PTT_LINE_NONE;
p_audio_config->achan[channel].octrl[ot].ptt_line2 = PTT_LINE_NONE;
p_audio_config->achan[channel].octrl[ot].out_gpio_num = 0;
p_audio_config->achan[channel].octrl[ot].ptt_lpt_bit = 0;
p_audio_config->achan[channel].octrl[ot].ptt_invert = 0;
p_audio_config->achan[channel].octrl[ot].ptt_invert2 = 0;
}
for (it = 0; it < NUM_ICTYPES; it++) {
p_audio_config->achan[channel].ictrl[it].method = PTT_METHOD_NONE;
p_audio_config->achan[channel].ictrl[it].in_gpio_num = 0;
p_audio_config->achan[channel].ictrl[it].invert = 0;
}
p_audio_config->achan[channel].dwait = DEFAULT_DWAIT;
p_audio_config->achan[channel].slottime = DEFAULT_SLOTTIME;
p_audio_config->achan[channel].persist = DEFAULT_PERSIST;
p_audio_config->achan[channel].txdelay = DEFAULT_TXDELAY;
p_audio_config->achan[channel].txtail = DEFAULT_TXTAIL;
p_audio_config->achan[channel].fulldup = DEFAULT_FULLDUP;
}
p_audio_config->fx25_auto_enable = AX25_N2_RETRY_DEFAULT / 2;
/* First channel should always be valid. */
/* If there is no ADEVICE, it uses default device in mono. */
p_audio_config->achan[0].medium = MEDIUM_RADIO;
memset (p_digi_config, 0, sizeof(struct digi_config_s)); // APRS digipeater
p_digi_config->dedupe_time = DEFAULT_DEDUPE;
memset (p_cdigi_config, 0, sizeof(struct cdigi_config_s)); // Connected mode digipeater
memset (p_tt_config, 0, sizeof(struct tt_config_s));
p_tt_config->gateway_enabled = 0;
p_tt_config->ttloc_size = 2; /* Start with at least 2. */
/* When full, it will be increased by 50 %. */
p_tt_config->ttloc_ptr = malloc (sizeof(struct ttloc_s) * p_tt_config->ttloc_size);
p_tt_config->ttloc_len = 0;
/* Retention time and decay algorithm from 13 Feb 13 version of */
/* http://www.aprs.org/aprstt/aprstt-coding24.txt */
/* Reduced by transmit count by one. An 8 minute delay in between transmissions seems awful long. */
p_tt_config->retain_time = 80 * 60;
p_tt_config->num_xmits = 6;
assert (p_tt_config->num_xmits <= TT_MAX_XMITS);
p_tt_config->xmit_delay[0] = 3; /* Before initial transmission. */
p_tt_config->xmit_delay[1] = 16;
p_tt_config->xmit_delay[2] = 32;
p_tt_config->xmit_delay[3] = 64;
p_tt_config->xmit_delay[4] = 2 * 60;
p_tt_config->xmit_delay[5] = 4 * 60;
p_tt_config->xmit_delay[6] = 8 * 60; // not currently used.
strlcpy (p_tt_config->status[0], "", sizeof(p_tt_config->status[0]));
strlcpy (p_tt_config->status[1], "/off duty", sizeof(p_tt_config->status[1]));
strlcpy (p_tt_config->status[2], "/enroute", sizeof(p_tt_config->status[2]));
strlcpy (p_tt_config->status[3], "/in service", sizeof(p_tt_config->status[3]));
strlcpy (p_tt_config->status[4], "/returning", sizeof(p_tt_config->status[4]));
strlcpy (p_tt_config->status[5], "/committed", sizeof(p_tt_config->status[5]));
strlcpy (p_tt_config->status[6], "/special", sizeof(p_tt_config->status[6]));
strlcpy (p_tt_config->status[7], "/priority", sizeof(p_tt_config->status[7]));
strlcpy (p_tt_config->status[8], "/emergency", sizeof(p_tt_config->status[8]));
strlcpy (p_tt_config->status[9], "/custom 1", sizeof(p_tt_config->status[9]));
for (m = 0; m < TT_ERROR_MAXP1; m++) {
strlcpy (p_tt_config->response[m].method, "MORSE", sizeof(p_tt_config->response[m].method));
strlcpy (p_tt_config->response[m].mtext, "?", sizeof(p_tt_config->response[m].mtext));
}
strlcpy (p_tt_config->response[TT_ERROR_OK].mtext, "R", sizeof(p_tt_config->response[TT_ERROR_OK].mtext));
memset (p_misc_config, 0, sizeof(struct misc_config_s));
p_misc_config->agwpe_port = DEFAULT_AGWPE_PORT;
p_misc_config->kiss_port = DEFAULT_KISS_PORT;
p_misc_config->enable_kiss_pt = 0; /* -p option */
p_misc_config->kiss_copy = 0;
p_misc_config->dns_sd_enabled = 1;
/* Defaults from http://info.aprs.net/index.php?title=SmartBeaconing */
p_misc_config->sb_configured = 0; /* TRUE if SmartBeaconing is configured. */
p_misc_config->sb_fast_speed = 60; /* MPH */
p_misc_config->sb_fast_rate = 180; /* seconds */
p_misc_config->sb_slow_speed = 5; /* MPH */
p_misc_config->sb_slow_rate = 1800; /* seconds */
p_misc_config->sb_turn_time = 15; /* seconds */
p_misc_config->sb_turn_angle = 30; /* degrees */
p_misc_config->sb_turn_slope = 255; /* degrees * MPH */
memset (p_igate_config, 0, sizeof(struct igate_config_s));
p_igate_config->t2_server_port = DEFAULT_IGATE_PORT;
p_igate_config->tx_chan = -1; /* IS->RF not enabled */
p_igate_config->tx_limit_1 = IGATE_TX_LIMIT_1_DEFAULT;
p_igate_config->tx_limit_5 = IGATE_TX_LIMIT_5_DEFAULT;
p_igate_config->igmsp = 1;
p_igate_config->rx2ig_dedupe_time = IGATE_RX2IG_DEDUPE_TIME;
/* People find this confusing. */
/* Ideally we'd like to figure out if com0com is installed */
/* and automatically enable this. */
strlcpy (p_misc_config->kiss_serial_port, "", sizeof(p_misc_config->kiss_serial_port));
p_misc_config->kiss_serial_speed = 0;
p_misc_config->kiss_serial_poll = 0;
strlcpy (p_misc_config->gpsnmea_port, "", sizeof(p_misc_config->gpsnmea_port));
strlcpy (p_misc_config->waypoint_serial_port, "", sizeof(p_misc_config->waypoint_serial_port));
p_misc_config->log_daily_names = 0;
strlcpy (p_misc_config->log_path, "", sizeof(p_misc_config->log_path));
/* connected mode. */
p_misc_config->frack = AX25_T1V_FRACK_DEFAULT; /* Number of seconds to wait for ack to transmission. */
p_misc_config->retry = AX25_N2_RETRY_DEFAULT; /* Number of times to retry before giving up. */
p_misc_config->paclen = AX25_N1_PACLEN_DEFAULT; /* Max number of bytes in information part of frame. */
p_misc_config->maxframe_basic = AX25_K_MAXFRAME_BASIC_DEFAULT; /* Max frames to send before ACK. mod 8 "Window" size. */
p_misc_config->maxframe_extended = AX25_K_MAXFRAME_EXTENDED_DEFAULT; /* Max frames to send before ACK. mod 128 "Window" size. */
p_misc_config->maxv22 = AX25_N2_RETRY_DEFAULT / 3; /* Max SABME before falling back to SABM. */
p_misc_config->v20_addrs = NULL; /* Go directly to v2.0 for stations listed. */
p_misc_config->v20_count = 0;
p_misc_config->noxid_addrs = NULL; /* Don't send XID to these stations. */
p_misc_config->noxid_count = 0;
/*
* Try to extract options from a file.
*
* Windows: File must be in current working directory.
*
* Linux: Search current directory then home directory.
*
* Future possibility - Could also search home directory
* for Windows by combinting two variables:
* HOMEDRIVE=C:
* HOMEPATH=\Users\John
*
* It's not clear if this always points to same location:
* USERPROFILE=C:\Users\John
*/
channel = 0;
adevice = 0;
// TODO: Would be better to have a search list and loop thru it.
strlcpy(filepath, fname, sizeof(filepath));
fp = fopen (filepath, "r");
#ifndef __WIN32__
if (fp == NULL && strcmp(fname, "direwolf.conf") == 0) {
/* Failed to open the default location. Try home dir. */
char *p;
strlcpy (filepath, "", sizeof(filepath));
p = getenv("HOME");
if (p != NULL) {
strlcpy (filepath, p, sizeof(filepath));
strlcat (filepath, "/direwolf.conf", sizeof(filepath));
fp = fopen (filepath, "r");
}
}
#endif
if (fp == NULL) {
// TODO: not exactly right for all situations.
text_color_set(DW_COLOR_ERROR);
dw_printf ("ERROR - Could not open config file %s\n", filepath);
dw_printf ("Try using -c command line option for alternate location.\n");
return;
}
dw_printf ("\nReading config file %s\n", filepath);
line = 0;
while (fgets(stuff, sizeof(stuff), fp) != NULL) {
char *t;
line++;
t = split(stuff,0);
if (t == NULL) {
continue;
}
if (*t == '#' || *t == '*') {
continue;
}
/*
* ==================== Audio device parameters ====================
*/
/*
* ADEVICE[n] - Name of input sound device, and optionally output, if different.
*
* ADEVICE plughw:1,0 -- same for in and out.
* ADEVICE plughw:2,0 plughw:3,0 -- different in/out for a channel or channel pair.
* ADEVICE1 udp:7355 default -- from Software defined radio (SDR) via UDP.
*
*/
/* Note that ALSA name can contain comma such as hw:1,0 */
if (strncasecmp(t, "ADEVICE", 7) == 0) {
/* "ADEVICE" is equivalent to "ADEVICE0". */
adevice = 0;