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586 Commits

Author SHA1 Message Date
Andreas Eversberg 3d9481177b Config file path can be changed by command line option "--config <path>" 2021-03-20 11:19:37 +01:00
Andreas Eversberg ca9d531643 Fix some minor compiling issues 2021-03-20 11:19:29 +01:00
Andreas Eversberg f82244ed37 Fixed broken --osmocc-cross option 
Thaks to Markus for pointing to this bug.
 2021-03-07 10:39:13 +01:00
Andreas Eversberg e470138657 Osmo-CC: Add telephone-event selection to helper 2021-03-07 10:39:05 +01:00
Andreas Eversberg 91979b7ad4 osmo-cc: Improve network type information element 2021-03-07 10:38:58 +01:00
Andreas Eversberg daae95ee05 Fix libdebug to be used with all osmo-cc projects 2021-03-07 10:38:52 +01:00
Andreas Eversberg 6650631b4f libmobile: Minor fixes 2021-03-07 10:38:45 +01:00
Andreas Eversberg 8c0a25f3b0 Added special strdup to liboptions, to prevent memory leaks for option strings 
If you are doing memory leak debugging you don't want to see any leaks when
stopping the program.
 2021-03-07 10:38:38 +01:00
Andreas Eversberg 22cb70fb1b Rename the parameter "coherent" to "FFSK" which is the correct meaning. 2021-03-07 10:37:17 +01:00
Martin Hauke a07764f0d9 Fixed typos in cli output and source code comments 2021-01-03 09:57:03 +01:00
Andreas Eversberg 97636aac1e OsmoCC: Limit number of default socket ports to 20 2021-01-03 09:50:36 +01:00
Andreas Eversberg 255c28830a Fix IMTS timings according to new documents found 2020-12-29 11:11:41 +01:00
Andreas Eversberg 14b95ab3e2 datenklo: Only compile if FUSE and ALSA is supported 
Minor fix
 2020-12-29 11:11:41 +01:00
Andreas Eversberg 2cb2d5f3ac Replaced MNCC by OSMO-CC 2020-12-29 11:11:41 +01:00
Andreas Eversberg d0d14e2acf Add G.711 codec (alaw / ulaw conversion) 2020-12-29 11:11:41 +01:00
Andreas Eversberg ad8a7be345 Add Osmo-CC library to replace MNCC 2020-12-29 11:11:41 +01:00
Andreas Eversberg 59119f380f C-Netz: Implementation of a Funkvermittlungsstelle (FuVSt) 
Useful to connect with a Funkfeststation (FuFSt).
 2020-12-21 08:38:44 +01:00
Andreas Eversberg b5016d52ba SS7 MTP Layer 2/3 Implementation (partly) 2020-12-21 08:38:44 +01:00
Andreas Eversberg 6a18c924fb V.27ter Modem emulation (partly) 2020-12-21 08:38:44 +01:00
Andreas Eversberg 5070bc70bd Added FIR filter to libfilter 2020-12-21 08:38:44 +01:00
Andreas Eversberg 55a5a4ea2b Initialize jitter buffer delay with half of its size 
Also add a function to reset jitter buffer
 2020-12-21 08:38:44 +01:00
Andreas Eversberg 118b0260bc C-Netz: Fix scheduling of frames when there is nothing to send 2020-12-21 08:38:44 +01:00
Andreas Eversberg 09f8473c3b Zeitansage: Disable SDR 2020-10-29 08:02:54 +01:00
Andreas Eversberg 3111f8f250 libwave: wave_read() returns the actual samples read 2020-10-29 08:02:44 +01:00
Andreas Eversberg 167b7ea52f AMPS: Suggest to use channel 333 (SID 1 = Chicago) by default 
Channel 334 seems to make Problems with my Dynatac.
 2020-10-29 08:02:12 +01:00
Andreas Eversberg a662fb822e Options: Add support for quotes and escape sequences 2020-10-29 08:02:00 +01:00
Andreas Eversberg 76c6304ae3 libdebug: Remove dependency on MAX_DISPLAY_WIDTH 2020-10-29 08:01:46 +01:00
Andreas Eversberg f37dfbe4ee DTMF: Correctly handle frequency marging (percent not hertz!) 2020-10-29 08:01:37 +01:00
Andreas Eversberg 51204b55a9 Fix: Support multiple parameters in config file 2020-10-29 08:01:11 +01:00
Andreas Eversberg 8929b332cb Sound: Recover broken audio connection by closing and reopening the device 2020-10-29 08:00:27 +01:00
Andreas Eversberg ed72e29dbb Add tx-gain option 2020-10-29 07:39:27 +01:00
Andreas Eversberg 49c4793106 Add option (global flag) to disable check of channel numbers at sender.c 
This is required for channels that do not belog to actual radio transceivers.
 2020-10-29 07:38:28 +01:00
Andreas Eversberg 79e11d54a6 Add option (global flag) to disable use of SDR 
This is required for channels that do not belog to actual radio transceivers.
 2020-10-29 07:38:19 +01:00
Andreas Eversberg 2c82b83993 Allow disabling MNCC Console when using a digit length of 0 2020-10-29 07:38:03 +01:00
Andreas Eversberg 3764f76efb Ignore pending audio frames when there is no transaction (anymore). 2020-10-29 07:37:32 +01:00
Andreas Eversberg 2a435abb43 C-Netz SIM: Terminate phone number string at first 0xf 2020-10-29 07:37:11 +01:00
Andreas Eversberg faf7c7c5c2 C-Netz: Display "Bahn MS", "Bahn BS" and "Datenbetrieb" with messages 2020-10-29 07:36:40 +01:00
Andreas Eversberg ff498d10e1 C-Netz: Added option to define time slots of OgK 2020-10-29 07:36:26 +01:00
Andreas Eversberg f468b2dd9f C-Netz: Minor fixes 2020-10-29 07:36:14 +01:00
Andreas Eversberg 7189984bbb C-Netz: At correct timeslot switch channel mode 
Without this, the first BQ(K) message came to early, so that BSA 51
released when receiving ZFZ(K) one frame too early.
 2020-10-29 07:35:50 +01:00
Andreas Eversberg a98b05beb0 SIM: several fixes 2020-10-29 07:33:30 +01:00
Andreas Eversberg 0cbabc39b1 Debug: Fix display of debug levels greater 31 2020-10-29 07:33:16 +01:00
Andreas Eversberg 28de2a54ca SIM: Fix output of numbers >32767 when using EBD program mode 
A shift of an unsigned char is interpreted as signed char, which causes
all bits above the shift result to become 1, if bit 7 of the char is 1.
 2020-10-29 07:32:23 +01:00
Csaba Sipos da54ca68ad Adds country specific settings for Hungary. 2020-10-29 07:17:27 +01:00
Andreas Eversberg 8fea1ef7bf Added SIM card emulator/sniffer for C-Netz 2020-05-24 16:46:39 +02:00
Andreas Eversberg cc49a3c674 Options with multiple parameters are now correctly shown at debug message 2020-05-24 16:46:39 +02:00
Andreas Eversberg e18f7dbc1f Make debug output aliged 
Debug output position dependes on the length of the line number.
Now the line number is filled with spaces, so it always has four
digits. Now the following messages in each line are alinged.
 2020-05-23 14:25:34 +02:00
Andreas Eversberg 63a2bc8a6b C-Netz: Allow dialing 8-digit numbers (FuVSt > 9) 2020-05-23 14:25:34 +02:00
Andreas Eversberg dd95a49fc9 Added local library for serial port access 2020-05-23 14:25:34 +02:00
Andreas Eversberg 6b07d8b274 A string is used to define what digits can be dialed via console 
By default it is "0123456789". This is used by "eurosignal" to add
special A..E digits.
 2020-04-04 16:34:39 +02:00
Andreas Eversberg fa6a73a2e1 Eurosignal: Allow dialing (paging) of Spare Digits 2020-03-27 17:28:03 +01:00
Andreas Eversberg 89602822e6 C-Netz: Correct check for valid channel numbers 2020-02-18 19:03:03 +01:00
Andreas Eversberg 69ef3b76bc osmotv: Added special cable network channels (Sonderkanaele) 2020-01-31 17:56:32 +01:00
Andreas Eversberg b2089bb529 Implementation of German "Zeitansage", spoken by Elvira Bader 2020-01-18 18:54:28 +01:00
Andreas Eversberg b1ea4e574f Add option to allow early audio towards call interface 2020-01-12 16:46:17 +01:00
Andreas Eversberg 1e899a522d Don't core dump, if measurements are not defined 2020-01-12 11:17:58 +01:00
Andreas Eversberg ddce867821 Fixed compiler error for old GCC 2020-01-12 11:17:58 +01:00
Andreas Eversberg f132059edf Add clock function to call interface 
Implementations will have a clock to play tones, if no clock is
available from a transceiver.
 2020-01-12 11:17:58 +01:00
Andreas Eversberg 570b2a5bca C-Netz: Added new list of base station names and IDs 
List contains 1991 and 1999 bwase stations
 2020-01-04 09:22:02 +01:00
Andreas Eversberg 4cd9cb787e C-Netz: --ms-power defines power level (not P-bits) 
Also the level 8 can be selected. Actually level 6 is selected, but
reduced to 8 when making a call.
 2020-01-02 09:45:33 +01:00
Andreas Eversberg 5c8919a78b eurosignal: Fixed and simplified notification (beep) on received ID 2019-12-24 15:20:55 +01:00
Andreas Eversberg b1e36be99f MNCC: Add cause name for 'invalid callref' 2019-12-24 15:19:51 +01:00
Andreas Eversberg 5dc05576db osmoradio: Play audio and record wave simultaniously 2019-12-22 08:29:07 +01:00
Andreas Eversberg b38bb16adc osmoradio: Display wave form 2019-12-22 08:13:40 +01:00
Andreas Eversberg 99a4bfc7f0 osmoradio: Fix disabling of emphasis 2019-12-22 06:46:31 +01:00
Andreas Eversberg 90c47658c1 Add support for "Eurosignal", a classic paging service 2019-12-10 20:43:00 +01:00
Andreas Eversberg 4af2dca10d Add power control to AM (power on/off per sample) 2019-12-08 17:26:47 +01:00
Andreas Eversberg 150a77b69d Add support for AM to libmobile and libsdr 2019-12-08 17:26:44 +01:00
Andreas Eversberg c2f14834e5 Rename dbm0 (level) to speech (level) 
In mobile communications we use speech level instead of milliwatts.
The deviation (FM) is always based on speech level, not on 1 milliwatt.
 2019-12-08 17:24:36 +01:00
Andreas Eversberg c3da4a77d4 Audio level of patterns were too loud. 2019-12-04 17:26:50 +01:00
Andreas Eversberg 1bc3da9258 Datenklo: Fix display input level and wave form 
Also display them, if DTR is low.
 2019-12-04 17:25:17 +01:00
Andreas Eversberg 7e25e191af Modem emulator for "Datenklo" with AM7910/AM7911 emulation 2019-11-29 15:58:59 +01:00
Andreas Eversberg db1fee9698 minor code cleanup 2019-11-29 15:58:59 +01:00
Andreas Eversberg 23bb88ef6e Describe if audio device exists, but does not support both directions 2019-11-29 15:58:32 +01:00
Andreas Eversberg 2fde5025af New color for options debugging 2019-11-29 15:58:32 +01:00
Andreas Eversberg 860f91af6f Bugfix: Correct handling of n in strncat() 2019-11-29 15:58:32 +01:00
Andreas Eversberg 830794bae4 FSK demodulator: Also report bits that have duration < 0.5 2019-11-29 15:58:32 +01:00
Andreas Eversberg 445af0c0a2 Add filter switch to FSK modulator 2019-11-29 15:58:32 +01:00
Andreas Eversberg 6dcc8baad4 Split FSK modem code into separate modulator and demodulator 2019-11-29 15:58:32 +01:00
Andreas Eversberg 360729d270 C-Netz: Added list of base station names and IDs 
Automatic polarity detection is now done by using the polarity of last
transmitted message. We cannot use two base station IDs anymore, to
detect the polarity. Now we deal only with the defined base station ID.
 2019-11-29 15:58:32 +01:00
Andreas Eversberg 008bca784b C-Netz: Show if emergency call is made 2019-11-29 15:58:32 +01:00
Andreas Eversberg 195f7481d8 C-Netz: Correctly synchronize time stamp of SpK to OgK 
Even if the SpK is not used (yet), it must count time stamp (bit_time) so that
SpK keeps in sync with the OgK, until frames are received from mobile station.
 2019-10-26 16:57:01 +02:00
Andreas Eversberg 6dd9999dc8 C-Netz: Fixup for broken Authentication patch 
MT calls did not work.
 2019-10-26 16:57:01 +02:00
Andreas Eversberg 99bafb6880 MTS/IMTS: (Improved) Mobile Telephone Service 
Implementation of the 0G Mobile Phone Network of US and Canada

MTS or IMTS mode is selectable, als well as 5 or 7 digit mode.
 2019-08-30 17:17:10 +02:00
Andreas Eversberg 31fca59294 Fixed performance issue with IIR filter 
Passing samples with zero value (0.0) causes very slow processing of
IIR filter on my test machine 'nuedel'. I don't know why.
To solve this, I add a very small number to each input sample.
 2019-08-26 21:10:39 +02:00
Andreas Eversberg f86adf4bb5 Fixed an unitialized-buffer bug. 2019-08-26 21:10:37 +02:00
Andreas Eversberg b9fe47e85d Fixed use-after-free bug (config file handling) 2019-08-26 21:10:34 +02:00
Andreas Eversberg af4bcb1522 Remove useless debug lines 2019-08-26 21:10:33 +02:00
Andreas Eversberg 1a76aebbc4 SDR: Use greater offset from center frequency, if only one channel is used. 2019-08-26 21:10:31 +02:00
Andreas Eversberg 3139c7a349 Move American tones into a lib, so that it can be used by IMTS also 2019-08-26 21:10:28 +02:00
Andreas Eversberg d6579c1244 Allow giving alphanumeric channels (Prepare for IMTS) 2019-08-26 21:10:20 +02:00
Martin Hauke 75765d49b7 Fixed many typos in output and source code comments 2019-07-15 21:14:52 +02:00
Andreas Eversberg c357ab5ad5 Allow dialing national and international prefix for AMPS/TACS 2019-07-06 07:30:18 +02:00
Andreas Eversberg 41ee8239df Radio: Add option to change volume of transmission/reception 2019-07-05 21:50:24 +02:00
Andreas Eversberg 1eac087935 Output ASCII art image after all init functions (inside main_mobile.c) 2019-06-30 14:51:01 +02:00
Andreas Eversberg 13245c56f6 C-Netz: Add authentication support (process only) 
No real authentication, since the algorithm and the keys inside the cards
are not known. A challenge can be specified and optionally the response
can be verified.
 2019-06-30 14:51:01 +02:00
Andreas Eversberg 5d9a9b59c3 OsmoTV: Generate correct amplitude of color signal (hopefully) 2019-06-01 19:15:06 +02:00
Andreas Eversberg 4362c78f38 SDR: Display DC line (center frequency) in the spectrum view 2019-05-30 21:08:23 +02:00
Andreas Eversberg 831b68401a SDR: Move center frequenc (DC) away from channels 
If one channel is used, shift the center frequency down by half of the bandwidth.

If more channels are used, select a center frequency between two channels close to the center, but equal distance.

Show the spectum layout on startup.

This patch reverts f1292a985b
 2019-05-30 21:07:41 +02:00
Andreas Eversberg 37406db7e3 Minimum frequency must be 8000 Hz 2019-05-30 18:19:06 +02:00