Change all r_device declarations to const (#2352)

Change all r_device declarations to const, which places them in the "read only" memory portion which is distinct from the limited quantity SRAM available on embedded platforms.

include/decoder_util.h

@@ -29,7 +29,7 @@
 #endif
 
 /// Create a new r_device, copy from dev_template if not NULL.
-r_device *create_device(r_device *dev_template);
+r_device *create_device(r_device const *dev_template);
 
 /// Output data.
 void decoder_output_data(r_device *decoder, data_t *data);

src/decoder_util.c

@@ -16,7 +16,7 @@
 
 // create decoder functions
 
-r_device *create_device(r_device *dev_template)
+r_device *create_device(r_device const *dev_template)
 {
     r_device *r_dev = malloc(sizeof (*r_dev));
     if (!r_dev) {

src/devices/abmt.c

@@ -88,7 +88,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device abmt = {
+r_device const abmt = {
         .name        = "Amazon Basics Meat Thermometer",
         .modulation  = OOK_PULSE_PCM,
         .short_width = 550,

src/devices/acurite.c

@@ -1869,7 +1869,7 @@ static char *acurite_rain_gauge_output_fields[] = {
         NULL,
 };
 
-r_device acurite_rain_896 = {
+r_device const acurite_rain_896 = {
         .name        = "Acurite 896 Rain Gauge",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 1000,
@@ -1892,7 +1892,7 @@ static char *acurite_th_output_fields[] = {
         NULL,
 };
 
-r_device acurite_th = {
+r_device const acurite_th = {
         .name        = "Acurite 609TXC Temperature and Humidity Sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 1000,
@@ -1936,7 +1936,7 @@ static char *acurite_txr_output_fields[] = {
         NULL,
 };
 
-r_device acurite_txr = {
+r_device const acurite_txr = {
         .name        = "Acurite 592TXR Temp/Humidity, 5n1 Weather Station, 6045 Lightning, 899 Rain, 3N1, Atlas",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 220,  // short pulse is 220 us + 392 us gap
@@ -1969,7 +1969,7 @@ static char *acurite_986_output_fields[] = {
         NULL,
 };
 
-r_device acurite_986 = {
+r_device const acurite_986 = {
         .name        = "Acurite 986 Refrigerator / Freezer Thermometer",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 520,
@@ -2013,7 +2013,7 @@ static char *acurite_590_output_fields[] = {
 //.long_width     = 1076,
 //.gap_limit      = 1200,
 //.reset_limit    = 12000,
-r_device acurite_606 = {
+r_device const acurite_606 = {
         .name        = "Acurite 606TX Temperature Sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,
@@ -2038,7 +2038,7 @@ static char *acurite_00275rm_output_fields[] = {
         NULL,
 };
 
-r_device acurite_00275rm = {
+r_device const acurite_00275rm = {
         .name        = "Acurite 00275rm,00276rm Temp/Humidity with optional probe",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 232, // short pulse is 232 us
@@ -2050,7 +2050,7 @@ r_device acurite_00275rm = {
         .fields      = acurite_00275rm_output_fields,
 };
 
-r_device acurite_590tx = {
+r_device const acurite_590tx = {
         .name        = "Acurite 590TX Temperature with optional Humidity",
         .modulation  = OOK_PULSE_PPM, // OOK_PULSE_PWM,
         .short_width = 500,           // short pulse is 232 us

src/devices/acurite_01185m.c

@@ -125,7 +125,7 @@ static char *acurite_01185m_output_fields[] = {
         NULL,
 };
 
-r_device acurite_01185m = {
+r_device const acurite_01185m = {
         .name        = "Acurite Grill/Meat Thermometer 01185M",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 840,  // short pulse is 840 us

src/devices/akhan_100F14.c

@@ -69,7 +69,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device akhan_100F14 = {
+r_device const akhan_100F14 = {
         .name        = "Akhan 100F14 remote keyless entry",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 316,

src/devices/alecto.c

@@ -223,7 +223,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device alectov1 = {
+r_device const alectov1 = {
         .name        = "AlectoV1 Weather Sensor (Alecto WS3500 WS4500 Ventus W155/W044 Oregon)",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,

src/devices/ambient_weather.c

@@ -168,7 +168,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ambient_weather = {
+r_device const ambient_weather = {
         .name        = "Ambient Weather F007TH, TFA 30.3208.02, SwitchDocLabs F016TH temperature sensor",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 500,

src/devices/ambientweather_tx8300.c

@@ -129,7 +129,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ambientweather_tx8300 = {
+r_device const ambientweather_tx8300 = {
         .name        = "Ambient Weather TX-8300 Temperature/Humidity Sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,

src/devices/ambientweather_wh31e.c

@@ -374,7 +374,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ambientweather_wh31e = {
+r_device const ambientweather_wh31e = {
         .name        = "Ambient Weather WH31E Thermo-Hygrometer Sensor, EcoWitt WH40 rain gauge",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 56,

src/devices/ant_antplus.c

@@ -151,7 +151,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ant_antplus = {
+r_device const ant_antplus = {
         .name        = "ANT and ANT+ devices",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 1,

src/devices/archos_tbh.c

@@ -225,7 +225,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device archos_tbh = {
+r_device const archos_tbh = {
         .name        = "TBH weather sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 212,

src/devices/atech_ws308.c

@@ -127,7 +127,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device atech_ws308 = {
+r_device const atech_ws308 = {
         .name        = "Atech-WS308 temperature sensor",
         .modulation  = OOK_PULSE_RZ,
         .short_width = 1600,

src/devices/auriol_4ld5661.c

@@ -86,7 +86,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device auriol_4ld5661 = {
+r_device const auriol_4ld5661 = {
         .name        = "Auriol 4-LD5661 temperature/rain sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 1000,

src/devices/auriol_aft77b2.c

@@ -145,7 +145,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device auriol_aft77b2 = {
+r_device const auriol_aft77b2 = {
         .name        = "Auriol AFT 77 B2 temperature sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 500,

src/devices/auriol_afw2a1.c

@@ -117,7 +117,7 @@ static char *output_fields[] = {
 };
 
 // ToDo: The timings have come about through trial and error. Audit this against weak signals!
-r_device auriol_afw2a1 = {
+r_device const auriol_afw2a1 = {
         .name        = "Auriol AFW2A1 temperature/humidity sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 576,

src/devices/auriol_ahfl.c

@@ -108,7 +108,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device auriol_ahfl = {
+r_device const auriol_ahfl = {
         .name        = "Auriol AHFL temperature/humidity sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2100,

src/devices/auriol_hg02832.c

@@ -101,7 +101,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device auriol_hg02832 = {
+r_device const auriol_hg02832 = {
         .name        = "Auriol HG02832, HG05124A-DCF, Rubicson 48957 temperature/humidity sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 252,

src/devices/badger_water.c

@@ -150,7 +150,7 @@ static char *badger_output_fields[] = {
 
 // Badger ORION water meter,
 // Frequency 916.45 MHz, Bitrate 100 kbps, Modulation NRZ FSK
-r_device badger_orion = {
+r_device const badger_orion = {
         .name        = "Badger ORION water meter, 100kbps (-f 916.45M -s 1200k)", // Minimum samplerate = 1.2 MHz (12 samples of 100kb/s)
         .modulation  = FSK_PULSE_PCM,
         .short_width = 10,   // Bit rate: 100 kb/s

src/devices/blueline.c

@@ -396,7 +396,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device blueline;
+r_device const blueline;
 
 static r_device *blueline_create(char *arg)
 {
@@ -430,7 +430,7 @@ static r_device *blueline_create(char *arg)
     return r_dev;
 }
 
-r_device blueline = {
+r_device const blueline = {
         .name        = "BlueLine Innovations Power Cost Monitor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 500,

src/devices/blyss.c

@@ -62,7 +62,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device blyss = {
+r_device const blyss = {
         .name        = "Blyss DC5-UK-WH",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 500,

src/devices/brennenstuhl_rcs_2044.c

@@ -120,7 +120,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device brennenstuhl_rcs_2044 = {
+r_device const brennenstuhl_rcs_2044 = {
         .name        = "Brennenstuhl RCS 2044",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 320,

src/devices/bresser_3ch.c

@@ -106,7 +106,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device bresser_3ch = {
+r_device const bresser_3ch = {
         .name        = "Bresser Thermo-/Hygro-Sensor 3CH",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 250,  // short pulse is ~250 us

src/devices/bresser_5in1.c

@@ -174,7 +174,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device bresser_5in1 = {
+r_device const bresser_5in1 = {
         .name        = "Bresser Weather Center 5-in-1",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 124,

src/devices/bresser_6in1.c

@@ -238,7 +238,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device bresser_6in1 = {
+r_device const bresser_6in1 = {
         .name        = "Bresser Weather Center 6-in-1, 7-in-1 indoor, soil, new 5-in-1, 3-in-1 wind gauge, Froggit WH6000, Ventus C8488A",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 124,

src/devices/bresser_7in1.c

@@ -151,7 +151,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device bresser_7in1 = {
+r_device const bresser_7in1 = {
         .name        = "Bresser Weather Center 7-in-1",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 124,

src/devices/bt_rain.c

@@ -96,7 +96,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device bt_rain = {
+r_device const bt_rain = {
         .name        = "Biltema rain gauge",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 1940,

src/devices/burnhardbbq.c

@@ -134,7 +134,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device burnhardbbq = {
+r_device const burnhardbbq = {
         .name        = "Burnhard BBQ thermometer",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 240,

src/devices/calibeur.c

@@ -125,7 +125,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device calibeur_RF104 = {
+r_device const calibeur_RF104 = {
         .name        = "Calibeur RF-104 Sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 760,  // Short pulse 760µs

src/devices/cardin.c

@@ -114,7 +114,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device cardin = {
+r_device const cardin = {
         .name        = "Cardin S466-TX2",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 730,

src/devices/cavius.c

@@ -129,7 +129,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device cavius = {
+r_device const cavius = {
         .name        = "Cavius smoke, heat and water detector",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 206,

src/devices/ced7000.c

@@ -102,7 +102,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ced7000 = {
+r_device const ced7000 = {
         .name        = "CED7000 Shot Timer",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 1300,

src/devices/chuango.c

@@ -95,7 +95,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device chuango = {
+r_device const chuango = {
         .name        = "Chuango Security Technology",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 568,  // Pulse: Short 568µs, Long 1704µs

src/devices/cmr113.c

@@ -118,7 +118,7 @@ static char *output_fields[] = {
 };
 
 // Short high and low pulses are quite different in length so we have a high tolerance of 200
-r_device cmr113 = {
+r_device const cmr113 = {
         .name        = "Clipsal CMR113 Cent-a-meter power meter",
         .modulation  = OOK_PULSE_PIWM_DC,
         .short_width = 480,

src/devices/companion_wtr001.c

@@ -134,7 +134,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device companion_wtr001 = {
+r_device const companion_wtr001 = {
         .name        = "Companion WTR001 Temperature Sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 732,  // 732 us pulse + 2196 us gap is 1 (will be inverted in code)

src/devices/cotech_36_7959.c

@@ -150,7 +150,7 @@ static char *cotech_36_7959_output_fields[] = {
         NULL,
 };
 
-r_device cotech_36_7959 = {
+r_device const cotech_36_7959 = {
         .name        = "Cotech 36-7959, SwitchDocLabs FT020T wireless weather station with USB",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 500,

src/devices/current_cost.c

@@ -125,7 +125,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device current_cost = {
+r_device const current_cost = {
         .name        = "CurrentCost Current Sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 250,

src/devices/danfoss.c

@@ -157,7 +157,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device danfoss_CFR = {
+r_device const danfoss_CFR = {
         .name        = "Danfoss CFR Thermostat",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 100, // NRZ decoding

src/devices/digitech_xc0324.c

@@ -218,7 +218,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device digitech_xc0324 = {
+r_device const digitech_xc0324 = {
         .name        = "Digitech XC-0324 / AmbientWeather FT005TH temp/hum sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 520,  // = 130 * 4

src/devices/directv.c

@@ -370,7 +370,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device directv = {
+r_device const directv = {
         .name        = "DirecTV RC66RX Remote Control",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 600,  // 150 samples @250k

src/devices/dish_remote_6_3.c

@@ -139,7 +139,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device dish_remote_6_3 = {
+r_device const dish_remote_6_3 = {
         .name        = "Dish remote 6.3",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 1692,

src/devices/dsc.c

@@ -262,7 +262,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device dsc_security = {
+r_device const dsc_security = {
         .name        = "DSC Security Contact",
         .modulation  = OOK_PULSE_RZ,
         .short_width = 250,  // Pulse length, 250 µs
@@ -272,7 +272,7 @@ r_device dsc_security = {
         .fields      = output_fields,
 };
 
-r_device dsc_security_ws4945 = {
+r_device const dsc_security_ws4945 = {
         // Used for EV-DW4927, WS4975 and WS4945.
         .name        = "DSC Security Contact (WS4945)",
         .modulation  = OOK_PULSE_RZ,

src/devices/ecodhome.c

@@ -182,7 +182,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ecodhome = {
+r_device const ecodhome = {
         .name        = "EcoDHOME Smart Socket and MCEE Solar monitor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 250,

src/devices/ecowitt.c

@@ -115,7 +115,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ecowitt = {
+r_device const ecowitt = {
         .name        = "Ecowitt Wireless Outdoor Thermometer WH53/WH0280/WH0281A",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 500,  // 500 us nominal short pulse

src/devices/efergy_e2_classic.c

@@ -121,7 +121,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device efergy_e2_classic = {
+r_device const efergy_e2_classic = {
         .name        = "Efergy e2 classic",
         .modulation  = FSK_PULSE_PWM,
         .short_width = 64,

src/devices/efergy_optical.c

@@ -134,7 +134,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device efergy_optical = {
+r_device const efergy_optical = {
         .name        = "Efergy Optical",
         .modulation  = FSK_PULSE_PWM,
         .short_width = 64,

src/devices/efth800.c

@@ -140,7 +140,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device eurochron_efth800 = {
+r_device const eurochron_efth800 = {
         .name        = "Eurochron EFTH-800 temperature and humidity sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 250,

src/devices/elro_db286a.c

@@ -55,7 +55,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device elro_db286a = {
+r_device const elro_db286a = {
         .name        = "Elro DB286A Doorbell",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 456,

src/devices/elv.c

@@ -105,7 +105,7 @@ static char *elv_em1000_output_fields[] = {
         NULL,
 };
 
-r_device elv_em1000 = {
+r_device const elv_em1000 = {
         .name        = "ELV EM 1000",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 500,  // guessed, no samples available
@@ -279,7 +279,7 @@ static char *elv_ws2000_output_fields[] = {
         NULL,
 };
 
-r_device elv_ws2000 = {
+r_device const elv_ws2000 = {
         .name        = "ELV WS 2000",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 366,  // 0 => 854us, 1 => 366us according to link in top

src/devices/emax.c

@@ -227,7 +227,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device emax = {
+r_device const emax = {
         .name        = "Emax W6, rebrand Altronics x7063/4, Optex 990040/50/51, Orium 13093/13123, Infactory FWS-1200, Newentor Q9, Otio 810025, Protmex PT3390A, Jula Marquant 014331/32, Weather Station or temperature/humidity sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 90,

src/devices/emontx.c

@@ -157,7 +157,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device emontx = {
+r_device const emontx = {
         .name        = "emonTx OpenEnergyMonitor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 2000000.0f / (49230 + 49261), // 49261kHz for RFM69, 49230kHz for RFM12B

src/devices/emos_e6016.c

@@ -138,7 +138,7 @@ static char *output_fields[] = {
         NULL,
 };
 // n=EMOS-E6016,m=OOK_PWM,s=280,l=796,r=804,g=0,t=0,y=1836,rows>=3,bits=120
-r_device emos_e6016 = {
+r_device const emos_e6016 = {
         .name        = "EMOS E6016 weatherstation with DCF77",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 280,

src/devices/emos_e6016_rain.c

@@ -109,7 +109,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device emos_e6016_rain = {
+r_device const emos_e6016_rain = {
         .name        = "EMOS E6016 rain gauge",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 300,

src/devices/enocean_erp1.c

@@ -97,7 +97,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device enocean_erp1 = {
+r_device const enocean_erp1 = {
         .name        = "EnOcean ERP1",
         .modulation  = OOK_PULSE_PCM,
         .short_width = 8,

src/devices/ert_idm.c

@@ -618,7 +618,7 @@ static char *output_fields[] = {
 //      Freq 912600155
 //     -X n=L58,m=OOK_MC_ZEROBIT,s=30,l=30,g=20000,r=20000,match={24}0x16a31e,preamble={1}0x00
 
-r_device ert_idm = {
+r_device const ert_idm = {
         .name        = "ERT Interval Data Message (IDM)",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 30,
@@ -631,7 +631,7 @@ r_device ert_idm = {
         .fields    = output_fields,
 };
 
-r_device ert_netidm = {
+r_device const ert_netidm = {
         .name        = "ERT Interval Data Message (IDM) for Net Meters",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 30,

src/devices/ert_scm.c

@@ -106,7 +106,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ert_scm = {
+r_device const ert_scm = {
         .name        = "ERT Standard Consumption Message (SCM)",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 30,

src/devices/esa.c

@@ -101,7 +101,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device esa_energy = {
+r_device const esa_energy = {
         .name        = "ESA1000 / ESA2000 Energy Monitor",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 260,

src/devices/esic_emt7110.c

@@ -104,7 +104,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device esic_emt7110 = {
+r_device const esic_emt7110 = {
         .name        = "ESIC EMT7110 power meter",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 104,

src/devices/esperanza_ews.c

@@ -123,7 +123,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device esperanza_ews = {
+r_device const esperanza_ews = {
         .name        = "Esperanza EWS",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,

src/devices/eurochron.c

@@ -93,7 +93,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device eurochron = {
+r_device const eurochron = {
         .name        = "Eurochron temperature and humidity sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 1016,

src/devices/fineoffset.c

@@ -15,7 +15,7 @@
 #include "fatal.h"
 #include <stdlib.h>
 
-r_device fineoffset_WH2;
+r_device const fineoffset_WH2;
 
 static r_device *fineoffset_WH2_create(char *arg)
 {
@@ -1007,7 +1007,7 @@ static char *output_fields_WH0530[] = {
         NULL,
 };
 
-r_device fineoffset_WH2 = {
+r_device const fineoffset_WH2 = {
         .name        = "Fine Offset Electronics, WH2, WH5, Telldus Temperature/Humidity/Rain Sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 500,  // Short pulse 544µs, long pulse 1524µs, fixed gap 1036µs
@@ -1019,7 +1019,7 @@ r_device fineoffset_WH2 = {
         .fields      = output_fields,
 };
 
-r_device fineoffset_WH25 = {
+r_device const fineoffset_WH25 = {
         .name        = "Fine Offset Electronics, WH25, WH32B, WH24, WH65B, HP1000, Misol WS2320 Temperature/Humidity/Pressure Sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 58,    // Bit width = 58µs (measured across 580 samples / 40 bits / 250 kHz )
@@ -1029,7 +1029,7 @@ r_device fineoffset_WH25 = {
         .fields      = output_fields_WH25,
 };
 
-r_device fineoffset_WH51 = {
+r_device const fineoffset_WH51 = {
         .name        = "Fine Offset Electronics/ECOWITT WH51, SwitchDoc Labs SM23 Soil Moisture Sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 58, // Bit width = 58µs (measured across 580 samples / 40 bits / 250 kHz )
@@ -1039,7 +1039,7 @@ r_device fineoffset_WH51 = {
         .fields      = output_fields_WH51,
 };
 
-r_device fineoffset_WH0530 = {
+r_device const fineoffset_WH0530 = {
         .name        = "Fine Offset Electronics, WH0530 Temperature/Rain Sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 504,  // Short pulse 504µs

src/devices/fineoffset_wh1050.c

@@ -133,7 +133,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fineoffset_wh1050 = {
+r_device const fineoffset_wh1050 = {
         .name        = "Fine Offset WH1050 Weather Station",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 544,

src/devices/fineoffset_wh1080.c

@@ -349,7 +349,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fineoffset_wh1080 = {
+r_device const fineoffset_wh1080 = {
         .name        = "Fine Offset Electronics WH1080/WH3080 Weather Station",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 544,  // Short pulse 544µs, long pulse 1524µs, fixed gap 1036µs
@@ -359,7 +359,7 @@ r_device fineoffset_wh1080 = {
         .fields      = output_fields,
 };
 
-r_device fineoffset_wh1080_fsk = {
+r_device const fineoffset_wh1080_fsk = {
         .name        = "Fine Offset Electronics WH1080/WH3080 Weather Station (FSK)",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 58,

src/devices/fineoffset_wh31l.c

@@ -166,7 +166,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fineoffset_wh31l = {
+r_device const fineoffset_wh31l = {
         .name        = "Ambient Weather WH31L (FineOffset WH57) Lightning-Strike sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 56,

src/devices/fineoffset_wh45.c

@@ -142,7 +142,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fineoffset_wh45 = {
+r_device const fineoffset_wh45 = {
         .name        = "Fine Offset Electronics WH45 air quality sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 58,

src/devices/fineoffset_wn34.c

@@ -120,7 +120,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fineoffset_wn34 = {
+r_device const fineoffset_wn34 = {
         .name        = "Fine Offset Electronics WN34 temperature sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 58,

src/devices/fineoffset_ws80.c

@@ -131,7 +131,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fineoffset_ws80 = {
+r_device const fineoffset_ws80 = {
         .name        = "Fine Offset Electronics WS80 weather station",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 58,

src/devices/fordremote.c

@@ -69,7 +69,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fordremote = {
+r_device const fordremote = {
         .name        = "Ford Car Key",
         .modulation  = OOK_PULSE_DMC,
         .short_width = 250,  // half-bit width is 250 us

src/devices/fs20.c

@@ -128,7 +128,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device fs20 = {
+r_device const fs20 = {
         .name        = "FS20",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 400,

src/devices/ft004b.c

@@ -71,7 +71,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ft004b = {
+r_device const ft004b = {
         .name        = "FT-004-B Temperature Sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 1956,

src/devices/funkbus.c

@@ -173,7 +173,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device funkbus_remote = {
+r_device const funkbus_remote = {
         .name        = "Funkbus / Instafunk (Berker, Gira, Jung)",
         .modulation  = OOK_PULSE_DMC,
         .short_width = 500,

src/devices/ge_coloreffects.c

@@ -164,7 +164,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ge_coloreffects = {
+r_device const ge_coloreffects = {
         .name        = "GE Color Effects",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 52,

src/devices/generic_motion.c

@@ -68,7 +68,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device generic_motion = {
+r_device const generic_motion = {
         .name        = "Generic wireless motion sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 888,

src/devices/generic_remote.c

@@ -79,7 +79,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device generic_remote = {
+r_device const generic_remote = {
         .name        = "Generic Remote SC226x EV1527",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 464,

src/devices/generic_temperature_sensor.c

@@ -68,7 +68,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device generic_temperature_sensor = {
+r_device const generic_temperature_sensor = {
         .name        = "Generic temperature sensor 1",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,

src/devices/geo_minim.c

@@ -337,7 +337,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device geo_minim = {
+r_device const geo_minim = {
         .name           = "GEO minim+ energy monitor",
         .modulation     = FSK_PULSE_PCM,
         .short_width    = 24,

src/devices/govee.c

@@ -249,7 +249,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device govee = {
+r_device const govee = {
         .name        = "Govee Water Leak Detector H5054, Door Contact Sensor B5023",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 440,  // Threshold between short and long pulse [us]
@@ -389,7 +389,7 @@ static int govee_h5054_decode(r_device *decoder, bitbuffer_t *bitbuffer)
     return 1;
 }
 
-r_device govee_h5054 = {
+r_device const govee_h5054 = {
         .name        = "Govee Water Leak Detector H5054",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 440,  // Threshold between short and long pulse [us]

src/devices/gt_tmbbq05.c

@@ -135,7 +135,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device gt_tmbbq05 = {
+r_device const gt_tmbbq05 = {
         .name        = "Globaltronics QUIGG GT-TMBBQ-05",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,

src/devices/gt_wt_02.c

@@ -126,7 +126,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device gt_wt_02 = {
+r_device const gt_wt_02 = {
         .name        = "Globaltronics GT-WT-02 Sensor",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2500, // 3ms (old) / 2ms (new)

src/devices/gt_wt_03.c

@@ -158,7 +158,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device gt_wt_03 = {
+r_device const gt_wt_03 = {
         .name        = "Globaltronics GT-WT-03 Sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 256,

src/devices/hcs200.c

@@ -97,7 +97,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device hcs200 = {
+r_device const hcs200 = {
         .name        = "Microchip HCS200/HCS300 KeeLoq Hopping Encoder based remotes",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 370,
@@ -109,7 +109,7 @@ r_device hcs200 = {
         .fields      = output_fields,
 };
 
-r_device hcs200_fsk = {
+r_device const hcs200_fsk = {
         .name        = "Microchip HCS200/HCS300 KeeLoq Hopping Encoder based remotes (FSK)",
         .modulation  = FSK_PULSE_PWM,
         .short_width = 370,

src/devices/hideki.c

@@ -242,7 +242,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device hideki_ts04 = {
+r_device const hideki_ts04 = {
         .name        = "HIDEKI TS04 Temperature, Humidity, Wind and Rain Sensor",
         .modulation  = OOK_PULSE_DMC,
         .short_width = 520,  // half-bit width 520 us

src/devices/holman_ws5029.c

@@ -131,7 +131,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device holman_ws5029pcm = {
+r_device const holman_ws5029pcm = {
         .name        = "Holman Industries iWeather WS5029 weather station (newer PCM)",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 100,
@@ -212,7 +212,7 @@ static int holman_ws5029pwm_decode(r_device *decoder, bitbuffer_t *bitbuffer)
     return 1;
 }
 
-r_device holman_ws5029pwm = {
+r_device const holman_ws5029pwm = {
         .name        = "Holman Industries iWeather WS5029 weather station (older PWM)",
         .modulation  = FSK_PULSE_PWM,
         .short_width = 488,

src/devices/hondaremote.c

@@ -68,7 +68,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device hondaremote = {
+r_device const hondaremote = {
         .name        = "Honda Car Key",
         .modulation  = FSK_PULSE_PWM,
         .short_width = 250,

src/devices/honeywell.c

@@ -139,7 +139,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device honeywell = {
+r_device const honeywell = {
         .name        = "Honeywell Door/Window Sensor, 2Gig DW10/DW11, RE208 repeater",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 156,

src/devices/honeywell_cm921.c

@@ -458,7 +458,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device honeywell_cm921 = {
+r_device const honeywell_cm921 = {
         .name        = "Honeywell CM921 Wireless Programmable Room Thermostat",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 26,

src/devices/honeywell_wdb.c

@@ -125,7 +125,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device honeywell_wdb = {
+r_device const honeywell_wdb = {
         .name        = "Honeywell ActivLink, Wireless Doorbell",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 175,
@@ -137,7 +137,7 @@ r_device honeywell_wdb = {
         .fields      = output_fields,
 };
 
-r_device honeywell_wdb_fsk = {
+r_device const honeywell_wdb_fsk = {
         .name        = "Honeywell ActivLink, Wireless Doorbell (FSK)",
         .modulation  = FSK_PULSE_PWM,
         .short_width = 160,

src/devices/ht680.c

@@ -90,7 +90,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ht680 = {
+r_device const ht680 = {
         .name        = "HT680 Remote control",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 200,

src/devices/ibis_beacon.c

@@ -89,7 +89,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ibis_beacon = {
+r_device const ibis_beacon = {
         .name        = "IBIS beacon",
         .modulation  = OOK_PULSE_MANCHESTER_ZEROBIT,
         .short_width = 30,  // Nominal width of clock half period [us]

src/devices/ikea_sparsnas.c

@@ -288,7 +288,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device ikea_sparsnas = {
+r_device const ikea_sparsnas = {
         .name        = "IKEA Sparsnas Energy Meter Monitor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 27,

src/devices/infactory.c

@@ -130,7 +130,7 @@ This analysis is the reason for the new r_device definitions below.
 NB: pulse_slicer_ppm does not use .gap_limit if .tolerance is set.
 */
 
-r_device infactory = {
+r_device const infactory = {
         .name        = "inFactory, nor-tec, FreeTec NC-3982-913 temperature humidity sensor",
         .modulation  = OOK_PULSE_PPM,
         .sync_width  = 500,  // Sync pulse width (recognized, but not used)

src/devices/inkbird_ith20r.c

@@ -140,7 +140,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device inkbird_ith20r = {
+r_device const inkbird_ith20r = {
         .name        = "Inkbird ITH-20R temperature humidity sensor",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 100,  // Width of a '0' gap

src/devices/inovalley-kw9015b.c

@@ -84,7 +84,7 @@ static char *kw9015b_csv_output_fields[] = {
         NULL,
 };
 
-r_device kw9015b = {
+r_device const kw9015b = {
         .name        = "Inovalley kw9015b, TFA Dostmann 30.3161 (Rain and temperature sensor)",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,

src/devices/insteon.c

@@ -484,7 +484,7 @@ static char *output_fields[] = {
 
 //     -X 'n=Insteon_F16,m=FSK_PCM,s=110,l=110,t=15,g=20000,r=20000,invert,match={16}0x6666'
 
-r_device insteon = {
+r_device const insteon = {
         .name        = "Insteon",
         .modulation  = FSK_PULSE_PCM,
         .short_width = 110, // short gap is 132 us

src/devices/interlogix.c

@@ -237,7 +237,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device interlogix = {
+r_device const interlogix = {
         .name        = "Interlogix GE UTC Security Devices",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 122,

src/devices/intertechno.c

@@ -61,7 +61,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device intertechno = {
+r_device const intertechno = {
         .name        = "Intertechno 433",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 330,

src/devices/jasco.c

@@ -77,7 +77,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device jasco = {
+r_device const jasco = {
         .name        = "Jasco/GE Choice Alert Security Devices",
         .modulation  = OOK_PULSE_PCM,
         .short_width = 250,

src/devices/kedsum.c

@@ -105,7 +105,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device kedsum = {
+r_device const kedsum = {
         .name        = "Kedsum Temperature & Humidity Sensor, Pearl NC-7415",
         .modulation  = OOK_PULSE_PPM,
         .short_width = 2000,

src/devices/kerui.c

@@ -103,7 +103,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device kerui = {
+r_device const kerui = {
         .name        = "Kerui PIR / Contact Sensor",
         .modulation  = OOK_PULSE_PWM,
         .short_width = 420,

src/devices/klimalogg.c

@@ -101,7 +101,7 @@ static char *output_fields[] = {
         NULL,
 };
 
-r_device klimalogg = {
+r_device const klimalogg = {
         .name        = "Klimalogg",
         .modulation  = OOK_PULSE_NRZS,
         .short_width = 26,