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extio.c
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extio.c
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// Copyright (c) <2012> <Leif Asbrink>
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without restriction,
// including without limitation the rights to use, copy, modify,
// merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
// OR OTHER DEALINGS IN THE SOFTWARE.
#include <string.h>
#include "globdef.h"
#include "uidef.h"
#include "screendef.h"
#include "hwaredef.h"
#include "seldef.h"
#include "rusage.h"
#include "thrdef.h"
#include "fft1def.h"
#include "keyboard_def.h"
#include "options.h"
void show_hardware_gain(void);
#define MAX_EXTIO_FILES 40
#define BUFFER_SIZE 256
char extio_name[BUFFER_SIZE], extio_model[BUFFER_SIZE];
double extio_start_time;
#if(OSNUM == OSNUM_WINDOWS)
#include <windows.h>
typedef int bool;
typedef bool (WINAPI *pOpenHW)(void);
typedef int (WINAPI *pSetHWLO)(long freq);
typedef void (WINAPI *pCloseHW)(void);
typedef long (WINAPI *pGetHWLO)(void);
typedef void (WINAPI *pSetCallback)(void (* Callback)(int,int,float,short*));
typedef long (WINAPI *pTuneChanged)(long);
typedef void (WINAPI *pSetRFGain)(int);
typedef int (WINAPI *pGetRFGain)(void);
typedef bool (WINAPI *pInitHW)(char *name, char *model,int *type);
typedef void (WINAPI *pShowGUI)(void);
typedef void (WINAPI *pHideGUI)(void);
typedef int (WINAPI *pStartHW)(long freq);
typedef void (WINAPI *pStopHW)(void);
typedef long (WINAPI *pGetHWSR)(void);
typedef long (WINAPI *pSetHWSR)(int rate);
#endif
#if(OSNUM == OSNUM_LINUX)
#include <pthread.h>
typedef int bool;
typedef bool (*pOpenHW)(void);
typedef int (*pSetHWLO)(long freq);
typedef void (*pCloseHW)(void);
typedef long (*pGetHWLO)(void);
typedef void (*pSetCallback)(void (* Callback)(int,int,float,short*));
typedef long (*pTuneChanged)(long);
typedef void (*pSetRFGain)(int);
typedef int (*pGetRFGain)(void);
typedef bool (*pInitHW)(char *name, char *model,int *type);
typedef void (*pShowGUI)(void);
typedef void (*pHideGUI)(void);
typedef int (*pStartHW)(long freq);
typedef void (*pStopHW)(void);
typedef long (*pGetHWSR)(void);
typedef int (*pSetHWSR)(int rate);
#endif
int extio_read_bytes;
int extio_cnt;
pOpenHW OpenHW;
pSetHWLO SetHWLO;
pCloseHW CloseHW;
pGetHWLO GetHWLO;
pSetCallback SetCallback;
pTuneChanged TuneChanged;
pSetRFGain SetRFGain;
pGetRFGain GetRFGain;
pInitHW InitHW;
pShowGUI ShowGUI;
pHideGUI HideGUI;
pStartHW StartHW;
pStopHW StopHW;
pGetHWSR GetHWSR;
pSetHWSR SetHWSR;
#define EXTIO_FREQ_CHANGED 101
#define EXTIO_RF_GAIN_CHANGED 210
#define EXTIO_SAMPRATE_CHANGED 100
#define RF_GAIN_UP_LIMIT 44 //dB
#define RF_GAIN_LOW_LIMIT -6 //dB
#define EXTIO_LIB_FILENAME "par_extio_libname"
void write_extio_parfile(char *fnam)
{
FILE *file;
file=fopen(EXTIO_LIB_FILENAME,"w");
if(file == NULL)
{
lirerr(1236);
return;
}
clear_screen();
fprintf(file,"%s\n",fnam);
fclose(file);
lir_text(0,0,fnam);
lir_text(0,1,"Inverted spectrum? (Y/N):");
invspk:;
to_upper_await_keyboard();
if(lir_inkey == 'Y')
{
ui.use_extio=EXTIO_INVERTED;
}
else
{
if(lir_inkey != 'N')goto invspk;
ui.use_extio=EXTIO_NON_INVERTED;
}
}
void get_library_filename(char *s)
{
FILE *file;
int i, k;
file=fopen(EXTIO_LIB_FILENAME,"r");
if(file == NULL)
{
ui.use_extio=0;
sprintf(s,"Unknown file in %s",EXTIO_LIB_FILENAME);
return;
}
k=fread(s,1,BUFFER_SIZE,file);
if(k==BUFFER_SIZE)lirerr(1317);
fclose(file);
for(i=0; i<BUFFER_SIZE; i++)
{
if( s[i]==0 ||
s[i]==10 ||
s[i]==13)
{
s[i]=0;
return;
}
}
}
void get_extio_name(char *name)
{
int i,j;
char s[BUFFER_SIZE];
get_library_filename(&s[0]);
i=0;
while(s[i] != 0)
{
if(strncmp("ExtIO",&s[i],5) == 0)
{
j=0;
while(s[i]!='.' && s[i]!=0 && j<40)
{
name[j]=s[i];
i++;
j++;
}
name[j]=0;
return;
}
i++;
}
name[0]=0;
}
void set_extio_uiparm(void)
{
char s[BUFFER_SIZE], ss[80];
int line;
get_library_filename(&s[0]);
lir_text(28,3,s);
line=10;
sprintf(s,"Name: %s",extio_name);
lir_text(0,6,s);
sprintf(s,"Model: %s",extio_model);
lir_text(0,7,s);
sprintf(s,"Type:");
lir_text(0,8,s);
if( (ui.use_extio&EXTIO_INVERTED) != 0)
{
s[0]=0;
}
else
{
sprintf(s,"non-");
}
sprintf(ss,"Spectrum: %sinverted",s);
lir_text(2,line,ss);
line+=2;
switch(ui.extio_type)
{
case 1:
case 3:
lir_text(7,8,"int 16bit dll callback");
ui.rx_input_mode=IQ_DATA;
goto prt_callb;
case 4:
lir_text(7,8,"Soundcard input");
lir_text(2,line,"Select the appropriate sound device");
break;
case 5:
case 8:
lir_text(7,8,"int 24bit dll callback");
ui.rx_input_mode=IQ_DATA+BYTE_INPUT+DWORD_INPUT;
goto prt_callb;
case 6:
lir_text(7,8,"int 32bit dll callback");
ui.rx_input_mode=IQ_DATA+DWORD_INPUT+QWORD_INPUT;
goto prt_callb;
case 7:
lir_text(7,8,"float 32bit dll callback");
ui.rx_input_mode=IQ_DATA+DWORD_INPUT+FLOAT_INPUT;
prt_callb:;
lir_text(2,line,
"Set sampling speed and other parameters in the ExtIO window");
ui.rx_addev_no=EXTIO_DEVICE_CODE;
break;
default:
lirerr(1341);
return;
}
line+=2;
lir_text(7,line,press_any_key);
await_processed_keyboard();
}
void callback_extio(int cnt, int status, float IQoffs, short *IQdata)
{
char *ch, *dh;
int *iz, *ix;
long int lf;
float *z;
int i, j;
(void) IQoffs;
if(kill_all_flag || timf1p_sdr == -1)goto skip;
switch(status)
{
case EXTIO_FREQ_CHANGED:
if(GetHWLO)
{
lf=GetHWLO();
fg.passband_center = (double)(lf) / 1e6;
set_hardware_rx_frequency();
}
break;
case EXTIO_RF_GAIN_CHANGED:
if(GetRFGain)
{
fg.gain = GetRFGain();
if(fg.gain > RF_GAIN_UP_LIMIT) fg.gain = RF_GAIN_UP_LIMIT;
if(fg.gain < RF_GAIN_LOW_LIMIT) fg.gain = RF_GAIN_LOW_LIMIT;
fg.gain_increment = 1;
show_hardware_gain();
}
break;
case EXTIO_SAMPRATE_CHANGED:
if(ui.extio_type != 4)
{
if(!GetHWSR)
{
lirerr(131600);
}
if(ui.rx_ad_speed!=GetHWSR())extio_speed_changed=TRUE;
}
break;
}
if(ui.extio_type == 4 || cnt < 0)return;
if(cnt >= 0 && thread_status_flag[THREAD_EXTIO_INPUT] == THRFLAG_ACTIVE)
{
extio_cnt=cnt;
switch(ui.extio_type)
{
case 1:
case 3:
case 6:
ix=(int*)IQdata;
j=extio_read_bytes/4;
for(i=0; i<j; i++)
{
iz=(int*)&timf1_char[timf1p_sdr];
iz[0]=ix[i];
timf1p_sdr=(timf1p_sdr+4)&timf1_bytemask;
}
break;
case 5:
case 8:
ch=(char*)IQdata;
j=extio_read_bytes>>2;
for(i=0; i<j; i+=2)
{
dh=&timf1_char[timf1p_sdr];
dh[3]=ch[3*i+2];
dh[2]=ch[3*i+1];
dh[1]=ch[3*i ];
dh[0]=0;
dh[7]=ch[3*i+5];
dh[6]=ch[3*i+4];
dh[5]=ch[3*i+3];
dh[4]=0;
timf1p_sdr=(timf1p_sdr+8)&timf1_bytemask;
}
break;
case 7:
z=(float*)IQdata;
j=extio_read_bytes>>2;
for(i=0; i<j; i++)
{
iz=(int*)&timf1_char[timf1p_sdr];
iz[0]=(int)(0x7fffffff*z[i]);
timf1p_sdr=(timf1p_sdr+4)&timf1_bytemask;
}
break;
}
if( ((timf1p_sdr-timf1p_pa+timf1_bytes)&timf1_bytemask) >=
snd[RXAD].block_bytes)
{
skip:;
lir_set_event(EVENT_EXTIO_RXREADY);
}
}
}
#if(OSNUM == OSNUM_LINUX)
#include <dirent.h>
#include <sys/types.h>
#include <sys/param.h>
#include <dlfcn.h>
#include <semaphore.h>
#include "thrdef.h"
#include "lconf.h"
#include "ldef.h"
#if(IA64 == 0)
char *dirs[]={"./",
"/lib",
"/lib32",
"/usr/lib",
"/usr/lib32",
"/usr/lib32/lib",
"/usr/local/lib",
"/usr/local32/lib",
"/emul/ia32-linux/lib",
"/emul/ia32-linux/usr/lib",
"/usr/lib/i386-linux-gnu",
"X"};
#else
char *dirs[]={"./",
"/lib",
"/lib64",
"/usr/lib",
"/usr/lib64",
"/usr/local/lib",
"/usr/lib/x86_64-linux-gnu",
"X"};
#endif
void init_extio(void)
{
char extio_lib_names[MAX_EXTIO_FILES][BUFFER_SIZE];
DIR *dirp;
char s[BUFFER_SIZE];
int i, m, num_extio;
int lineno;
struct dirent *dp;
i=0;
lineno=0;
lir_text(10,1,"Seaching libraries for ExtIO files");
lir_refresh_screen();
while(dirs[i][0] != 'X' && lineno < MAX_EXTIO_FILES)
{
dirp=opendir(dirs[i]);
if(dirp != NULL)
{
next_file:;
dp=readdir(dirp);
if(dp != NULL)
{
m=strncmp("libExtIO",dp->d_name,8);
if(m == 0)
{
sprintf(extio_lib_names[lineno],"%s/%s", dirs[i], dp->d_name);
sprintf(s,"%2d %s",lineno,extio_lib_names[lineno]);
lir_text(3,lineno+4,s);
lineno++;
if(lineno >= MAX_EXTIO_FILES || lineno+4 > screen_last_line)
{
settextcolor(12);
lir_text(3,lineno+4,"Too many ExtIO libraries");
settextcolor(7);
goto skip;
}
}
goto next_file;
}
closedir(dirp);
}
i++;
}
skip:;
if(lineno == 0)
{
lir_text(8,lineno+6,"No libExtIO_xxx.so file found");
lir_text(5,lineno+8,press_any_key);
await_keyboard();
return;
}
else
{
lir_text(8,lineno+6,"Select libExtIO_xxx.so file by line number:");
num_extio=lir_get_integer(51,lineno+6,2,0,lineno-1);
if(kill_all_flag)return;
}
write_extio_parfile(extio_lib_names[num_extio]);
if(ui.use_extio != 0)
{
command_extio_library(EXTIO_COMMAND_LOAD_DLL);
if(!extio_handle)
{
lir_text(8,lineno+6,"Loading libExtIO_xxx.so failed.");
lir_text(5,lineno+8,press_any_key);
await_keyboard();
return;
}
set_extio_uiparm();
}
lir_sleep(10000);
if(extio_handle)
{
// Start and stop so we get all the parameters into the ui structure.
timf1p_pa=-1;
extio_show_gui=FALSE;
command_extio_library(EXTIO_COMMAND_START);
command_extio_library(EXTIO_COMMAND_STOP);
command_extio_library(EXTIO_COMMAND_UNLOAD_DLL);
}
}
void command_extio_library(int load)
{
extio_command_flag=load;
lir_set_event(EVENT_MANAGE_EXTIO);
if(load==EXTIO_COMMAND_KILL_ALL)return;
while(extio_command_flag != EXTIO_COMMAND_DONE)
{
lir_sleep(20000);
}
}
int load_extio_library(void)
{
char s[BUFFER_SIZE];
int errcod;
if(extio_handle != NULL)
{
lirerr(675433);
return 99;
}
clear_screen();
lir_text(3,3,"LOADING ExtIO LIBRARY");
lir_refresh_screen();
get_library_filename(&s[0]);
if(ui.use_extio==0)return 1;
extio_handle=dlopen(s, RTLD_LAZY);
if( extio_handle==NULL) return 2;
OpenHW = (pOpenHW)dlsym(extio_handle, "OpenHW");
if(dlerror() != 0)
{
errcod=3;
OpenHW=NULL;
goto errexit;
}
SetHWLO = (pSetHWLO) dlsym(extio_handle,"SetHWLO");
if(dlerror() != NULL)
{
errcod=4;
goto errexit;
}
CloseHW = (pCloseHW) dlsym(extio_handle,"CloseHW");
if(dlerror() != NULL)
{
errcod=5;
goto errexit;
}
SetCallback = (pSetCallback) dlsym(extio_handle, "SetCallback");
if(dlerror() != NULL)
{
errcod=6;
goto errexit;
}
InitHW = (pInitHW) dlsym(extio_handle, "InitHW");
if(dlerror() != NULL)
{
errcod=7;
goto errexit;
}
StopHW = (pStopHW) dlsym(extio_handle, "StopHW");
if(dlerror() != NULL)
{
errcod=8;
goto errexit;
}
ShowGUI = (pShowGUI) dlsym(extio_handle, "ShowGUI");
if(dlerror() != NULL)ShowGUI=NULL;
HideGUI = (pHideGUI) dlsym(extio_handle, "HideGUI");
if(dlerror() != NULL)HideGUI=NULL;
StartHW = (pStartHW) dlsym(extio_handle, "StartHW");
if(dlerror() != NULL)StartHW=NULL;
TuneChanged = (pTuneChanged) dlsym(extio_handle, "TuneChanged");
if(dlerror() != NULL)TuneChanged=NULL;
GetHWLO = (pGetHWLO) dlsym(extio_handle, "GetHWLO");
if(dlerror() != NULL)GetHWLO=NULL;
GetHWSR = (pGetHWSR) dlsym(extio_handle, "GetHWSR");
if(dlerror() != NULL)GetHWSR=NULL;
SetHWSR = (pSetHWSR) dlsym(extio_handle, "SetHWSR");
SetRFGain = (pSetRFGain) dlsym(extio_handle, "SetRFGain");
if(dlerror() != NULL)SetRFGain=NULL;
GetRFGain = (pGetRFGain) dlsym(extio_handle, "GetRFGain");
if(dlerror() != NULL)GetRFGain=NULL;
errcod=InitHW(extio_name, extio_model, &ui.extio_type);
if(ui.extio_type == 2)ui.extio_type=4;
if(!errcod)
{
errcod=9;
goto errexit;
}
if(kill_all_flag)return 99;
extio_running=1;
return 0;
errexit:;
unload_extio_library();
return errcod;
}
void unload_extio_library(void)
{
if(extio_running == 2)stop_extio();
dlclose(extio_handle);
extio_handle=NULL;
lir_sched_yield();
}
#endif
#if(OSNUM == OSNUM_WINDOWS)
#include "wdef.h"
void init_extio(void)
{
char s[BUFFER_SIZE];
char dirnam[BUFFER_SIZE];
WIN32_FIND_DATA file_data;
UINT charnum;
HANDLE find_handle;
char extio_lib_names[MAX_EXTIO_FILES][BUFFER_SIZE];
int i, num_extio;
int lineno;
i=0;
lineno=0;
lir_text(10,1,"Seaching libraries for ExtIO files");
lir_refresh_screen();
charnum=0;
while(i < 2)
{
if(i == 0)
{
charnum=GetCurrentDirectory(BUFFER_SIZE, dirnam);
}
if(i == 1)
{
sprintf(dirnam,"%s",DLLDIR);
// Do not include the last backslash.
charnum=strlen(dirnam)-1;
}
sprintf(&dirnam[charnum],"\\Extio*%s",DLLEXT);
find_handle=FindFirstFile(dirnam, &file_data);
if(find_handle == INVALID_HANDLE_VALUE)goto nomore;
more:;
if(i==0)
{
sprintf(extio_lib_names[lineno],"%s",file_data.cFileName);
sprintf(s,"%2d %s",lineno,extio_lib_names[lineno]);
lir_text(3,lineno+4,s);
}
else
{
sprintf(extio_lib_names[lineno],"%s", dirnam);
sprintf(&extio_lib_names[lineno][charnum+1],"%s",file_data.cFileName);
sprintf(s,"%2d %s",lineno,extio_lib_names[lineno]);
lir_text(3,lineno+4,s);
}
lineno++;
if(lineno >= MAX_EXTIO_FILES || lineno+4 > screen_last_line)goto max;
if(FindNextFile(find_handle, &file_data))goto more;
nomore:;
if(find_handle != INVALID_HANDLE_VALUE)FindClose(find_handle);
i++;
if(lineno >= MAX_EXTIO_FILES || lineno+4 > screen_last_line)
{
max:;
settextcolor(12);
lir_text(3,lineno+4,"Too many ExtIO libraries");
settextcolor(7);
goto skip;
}
}
skip:;
if(lineno == 0)
{
lir_text(8,lineno+6,"No ExtIOxxx.dll file found");
lir_text(5,lineno+8,press_any_key);
await_keyboard();
return;
}
else
{
lir_text(8,lineno+6,"Select ExtIO_xxx.dll file by line number:");
num_extio=lir_get_integer(51,lineno+6,2,0,lineno-1);
if(kill_all_flag)return;
}
write_extio_parfile(extio_lib_names[num_extio]);
if(ui.use_extio != 0)
{
command_extio_library(EXTIO_COMMAND_LOAD_DLL);
if(!extio_handle)
{
lir_text(8,lineno+6,"Loading libExtIO_xxx.so failed.");
lir_text(5,lineno+8,press_any_key);
await_keyboard();
return;
}
set_extio_uiparm();
}
lir_sleep(10000);
if(extio_handle)
{
// Start and stop so we get all the parameters into the ui structure.
timf1p_pa=-1;
extio_show_gui=FALSE;
command_extio_library(EXTIO_COMMAND_START);
command_extio_library(EXTIO_COMMAND_STOP);
command_extio_library(EXTIO_COMMAND_UNLOAD_DLL);
}
}
void command_extio_library(int load)
{
extio_command_flag=load;
PostMessage(linrad_hwnd, WM_USER, load, 0);
if(load==EXTIO_COMMAND_KILL_ALL)return;
while(extio_command_flag != EXTIO_COMMAND_DONE)
{
lir_sleep(20000);
}
}
int load_extio_library(void)
{
char s[BUFFER_SIZE];
int errcod;
if(extio_handle != NULL)
{
lirerr(675433);
return 99;
}
clear_screen();
lir_text(3,3,"LOADING ExtIO LIBRARY");
lir_refresh_screen();
get_library_filename(&s[0]);
if(ui.use_extio==0)return 1;
extio_handle=LoadLibraryEx(s, NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
if(extio_handle == NULL)return 2;
OpenHW = (pOpenHW)GetProcAddress(extio_handle, "OpenHW");
if(!OpenHW)
{
errcod=3;
goto errexit;
}
SetHWLO = (pSetHWLO) GetProcAddress(extio_handle, "SetHWLO");
if(!SetHWLO)
{
errcod=4;
goto errexit;
}
CloseHW = (pCloseHW) GetProcAddress(extio_handle, "CloseHW");
if(!CloseHW)
{
errcod=5;
goto errexit;
}
SetCallback = (pSetCallback) GetProcAddress(extio_handle, "SetCallback");
if(!SetCallback)
{
errcod=6;
goto errexit;
}
InitHW = (pInitHW) GetProcAddress(extio_handle, "InitHW");
if(!InitHW)
{
errcod=7;
goto errexit;
}
StopHW = (pStopHW) GetProcAddress(extio_handle, "StopHW");
if(!StopHW)
{
errcod=8;
goto errexit;
}
ShowGUI = (pShowGUI) GetProcAddress(extio_handle, "ShowGUI");
HideGUI = (pHideGUI) GetProcAddress(extio_handle, "HideGUI");
StartHW = (pStartHW) GetProcAddress(extio_handle, "StartHW");
TuneChanged = (pTuneChanged) GetProcAddress(extio_handle, "TuneChanged");
GetHWLO = (pGetHWLO) GetProcAddress(extio_handle, "GetHWLO");
SetRFGain = (pSetRFGain) GetProcAddress(extio_handle, "SetRFGain");
GetRFGain = (pGetRFGain) GetProcAddress(extio_handle, "GetRFGain");
GetHWSR = (pGetHWSR) GetProcAddress(extio_handle, "GetHWSR");
SetHWSR = (pSetHWSR) GetProcAddress(extio_handle, "SetHWSR");
CoInitialize(NULL);
errcod=InitHW(extio_name, extio_model, &ui.extio_type);
extio_running=1;
if(ui.extio_type == 2)ui.extio_type=4;
if(errcod <= 0)
{
errcod=9;
CoUninitialize();
goto errexit;
}
if(kill_all_flag)return 99;
return 0;
errexit:;
unload_extio_library();
return errcod;
}
void unload_extio_library(void)
{
if(extio_running == 2)
{
stop_extio();
}
FreeLibrary(extio_handle);
extio_handle=NULL;
CoUninitialize();
lir_sched_yield();
}
#endif
void first_check_extio(void)
{
char s[BUFFER_SIZE];
if(extio_handle == NULL)
{
clear_screen();
get_library_filename(&s[0]);
lir_text(3,3,"ERROR: dynamic library for ExtIO failed.");
lir_text(3,5,s);
lir_text(3,7,"Use of this library is disabled. Press W on the main menu");
lir_text(3,8,"if you want to disable it permanently.");
lir_text(8,11,press_any_key);
await_processed_keyboard();
ui.use_extio=0;
return;
}
}
void start_extio(void)
{
char s[80];
int i, errcod, siz;
long TuneFreq;
if( extio_handle == NULL)
{
lirerr(522156);
return;
}
clear_screen();
lir_text(3,3,"Starting input hardware using ExtIO library.");
lir_text(3,4,"Note that it may take 10 seconds until the Extio GUI appears");
settextcolor(15);
lir_text(3,7,"Move mouse into ExtIO window if Linrad hangs here.");
settextcolor(7);
lir_init_event(EVENT_EXTIO_RXREADY);
lir_text(15,13,"Calling SetCallback");
lir_refresh_screen();
SetCallback(callback_extio);
lir_text(15,13,"SetCallback OK ");
lir_refresh_screen();
lir_text(15,14,"Calling OpenHW");
lir_refresh_screen();
errcod=OpenHW();
if(errcod < 1)
{
lir_text(15,14,"OpenHW returned an ERROR");
lir_refresh_screen();
unload_extio_library();
lirerr(1346);
return;
}
lir_text(15,14,"OpenHW OK ");
lir_refresh_screen();
fg.gain_increment = 1;
if(abs(fg.passband_direction) != 1)fg.passband_direction=1;
if(fg.passband_increment < 0.0001 || fg.passband_increment > 1.5)
{
fg.passband_increment=.01;
}
if(fg.passband_center == 0)fg.passband_center=7;
fg.passband_center=144;
TuneFreq = (long)(1000000L*fg.passband_center);
lir_text(15,15,"Calling StartHW");
lir_refresh_screen();
extio_cnt=0;
siz=StartHW(TuneFreq);
sprintf(s,"StartHW returned size = %d type = %d",siz,ui.extio_type);
lir_text(15,15,s);
lir_refresh_screen();
switch(ui.extio_type)
{
case 1:
case 3:
// 16 bit integer
ui.rx_input_mode=IQ_DATA;
snd[RXAD].framesize=4;
break;
case 4:
break;
case 5:
case 8:
// 24 bit integer
ui.rx_input_mode=IQ_DATA+BYTE_INPUT+DWORD_INPUT;
snd[RXAD].framesize=8;
break;
case 6:
// 32 bit integer
ui.rx_input_mode=IQ_DATA+DWORD_INPUT+QWORD_INPUT;
snd[RXAD].framesize=8;
break;
case 7:
// 32 bit float
ui.rx_input_mode=IQ_DATA+DWORD_INPUT+FLOAT_INPUT;
snd[RXAD].framesize=8;
break;
default:
lirerr(984546);
break;
}
if(ui.extio_type < 1 || ui.extio_type > 8)
{
lirerr(1239);
return;
}
if(ui.extio_type != 4)
{
if(siz <= 0)
{
i=30;
while(extio_cnt == 0 && i>0)
{
lir_sleep(100000);
i--;
}
siz=extio_cnt;
}
if(siz == 0)
{
lirerr(1344);
return;
}
if(siz < 0)
{
lirerr(1347);
return;
}
extio_read_bytes=siz*snd[RXAD].framesize;
if(!GetHWSR)
{
lirerr(1316);
return;
}
if(ui.rx_ad_speed!=GetHWSR())extio_speed_changed=TRUE;
timf1p_sdr=timf1p_pa;
make_power_of_two(&siz);
snd[RXAD].block_frames=siz;
snd[RXAD].block_bytes=snd[RXAD].framesize*siz;
snd[RXAD].interrupt_rate=ui.rx_ad_speed/siz;
}
lir_refresh_screen();
if(ui.extio_type != 4)
{
if(!GetHWSR)
{
lirerr(1316);
return;
}
if(SetHWSR)
{
SetHWSR(ui.rx_ad_speed);
}
i=ui.rx_ad_speed;
ui.rx_ad_speed=GetHWSR();
if(i == ui.rx_ad_speed)
{
extio_speed_changed=FALSE;
}
else
{
extio_speed_changed=TRUE;
}
ui.rx_rf_channels=1;
ui.rx_ad_channels=2;
}
extio_start_time=current_time();
extio_running=2;
clear_screen();
if(ShowGUI != NULL)
{
if(extio_show_gui)ShowGUI();
}
else
{
extio_show_gui=FALSE;
}
}
void stop_extio(void)
{
char s[80];
if(extio_running != 2)
{
lirerr(659473);
return;
}
clear_screen();
if(HideGUI != NULL)
{
if(extio_show_gui)HideGUI();
lir_sleep(30000);
}
while(current_time()-extio_start_time < 4)
{
sprintf(s,"Waiting before stop %.2f",4-current_time()+extio_start_time);
lir_text(3,8,s);
lir_refresh_screen();
lir_sleep(200000);
}
StopHW();
lir_close_event(EVENT_EXTIO_RXREADY);
CloseHW();
extio_running=1;
}
void update_extio_rx_freq(void)
{