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command helper + am modulation.

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This commit is contained in:
Jean-François DEL NERO
2026-07-04 18:09:48 +02:00
parent 09b47bf56b
commit 0449bab0dd
1 changed files with 77 additions and 77 deletions
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src/rf_jammer/rf_jammer.c
+77 -77
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@@ -36,6 +36,8 @@
#include <stdint.h>
#include "cmd_param.h"
#include "wave.h"
#include "modulator.h"
@@ -56,72 +58,14 @@
int verbose;
int stdoutmode;
int isOption(int argc, char* argv[],char * paramtosearch,char * argtoparam)
{
int param=1;
int i,j;
char option[512];
memset(option,0,512);
while(param<=argc)
{
if(argv[param])
{
if(argv[param][0]=='-')
{
memset(option,0,512);
j=0;
i=1;
while( argv[param][i] && argv[param][i]!=':')
{
option[j]=argv[param][i];
i++;
j++;
}
if( !strcmp(option,paramtosearch) )
{
if(argtoparam)
{
if(argv[param][i]==':')
{
i++;
j=0;
while( argv[param][i] )
{
argtoparam[j]=argv[param][i];
i++;
j++;
}
argtoparam[j]=0;
return 1;
}
else
{
return -1;
}
}
else
{
return 1;
}
}
}
}
param++;
}
return 0;
}
void printhelp(char* argv[])
{
printf("Options:\n");
printf(" -stdout\t\t\t: IQ stream send to stdout\n");
printf(" -iq_rate\t\t\t: IQ rate (default : 10000000)\n");
printf(" -freq_bw:[Hz]\t\t\t: bandwith (Hz)\n");
printf(" -am_freq:[Hz]\t\t\t: amplitude modulation (Hz)\n");
printf(" -am_file:[file]\t\t\t: amplitude modulation (file source)\n");
printf(" -ping_pong_freq:[centi Hz]\t: ping pong freq (per step of 0.01 Hz)\n");
printf(" -jam_mode:[Mode id]\t\t: Mode. 0=ping pong, 1=random, 2=fixed frequency, 3=full iq random\n");
printf(" -jam_interval:[uS]\t\t: Interval (uS)\n");
@@ -150,6 +94,7 @@ int main(int argc, char* argv[])
{
char temp_str[512];
char * sndbuf;
wave_io * wave1,*wave2;
uint16_t iq_wavebuf[ BUFFER_SAMPLES_SIZE ];
@@ -158,9 +103,11 @@ int main(int argc, char* argv[])
unsigned int i,j;
int freq_bw;
int am_freq;
int pulses_cnt;
int ping_pong_freq;
int jam_mode;
int smpi;
int pulses_interval, pulses_interval_cnt;
int pulses_long_interval,pulses_short_interval;
@@ -180,7 +127,15 @@ int main(int argc, char* argv[])
iq_wave_gen iqgen;
wave_gen ping_pong_gen;
wave_gen am_mod;
FILE *f;
int filesize;
f = NULL;
sndbuf = NULL;
filesize = 0;
am_freq = 0;
verbose=0;
stdoutmode = 0;
jam_mode = 0;
@@ -193,8 +148,9 @@ int main(int argc, char* argv[])
rand_interval = 0;
rand_duration = 0;
pulses_cnt = 0;
smpi = 0;
if(isOption(argc,argv,"stdout",NULL)>0)
if(isOption(argc,argv,"stdout",NULL,NULL)>0)
{
stdoutmode = 1;
}
@@ -209,14 +165,14 @@ int main(int argc, char* argv[])
}
// Verbose option...
if(isOption(argc,argv,"verbose",0)>0)
if(isOption(argc,argv,"verbose",0,NULL)>0)
{
printf("verbose mode\n");
verbose=1;
}
// help option...
if(isOption(argc,argv,"help",0)>0)
if(isOption(argc,argv,"help",0,NULL)>0)
{
printhelp(argv);
}
@@ -226,66 +182,94 @@ int main(int argc, char* argv[])
pulses_long_interval = 0;
pulses_duration = 2000000;
if(isOption(argc,argv,"freq_bw",(char*)&temp_str)>0)
if(isOption(argc,argv,"freq_bw",(char*)&temp_str,NULL)>0)
{
freq_bw = atoi(temp_str);
}
if(isOption(argc,argv,"ping_pong_freq",(char*)&temp_str)>0)
if(isOption(argc,argv,"am_freq",(char*)&temp_str,NULL)>0)
{
am_freq = atoi(temp_str);
}
if(isOption(argc,argv,"am_file",(char*)&temp_str,NULL)>0)
{
f = fopen(temp_str,"rb");
if(f)
{
fseek(f,0,SEEK_END);
filesize = ftell(f);
fseek(f,0,SEEK_SET);
sndbuf = malloc(filesize);
if(sndbuf)
{
fread( sndbuf, filesize, 1, f );
}
else
{
filesize = 0;
}
fclose(f);
}
}
if(isOption(argc,argv,"ping_pong_freq",(char*)&temp_str,NULL)>0)
{
ping_pong_freq = atoi(temp_str);
}
if(isOption(argc,argv,"jam_mode",(char*)&temp_str)>0)
if(isOption(argc,argv,"jam_mode",(char*)&temp_str,NULL)>0)
{
jam_mode = atoi(temp_str) ;
}
iqgen.sample_rate = IQ_SAMPLE_RATE;
if(isOption(argc,argv,"iq_rate",(char*)&temp_str)>0)
if(isOption(argc,argv,"iq_rate",(char*)&temp_str,NULL)>0)
{
iqgen.sample_rate = atoi(temp_str);
}
if(isOption(argc,argv,"jam_interval",(char*)&temp_str)>0)
if(isOption(argc,argv,"jam_interval",(char*)&temp_str,NULL)>0)
{
pulses_interval = us2ticks(iqgen.sample_rate, atoi(temp_str));
pulses_short_interval = pulses_interval;
}
if(isOption(argc,argv,"jam_duration",(char*)&temp_str)>0)
if(isOption(argc,argv,"jam_duration",(char*)&temp_str,NULL)>0)
{
pulses_duration = us2ticks(iqgen.sample_rate, atoi(temp_str));
}
if(isOption(argc,argv,"jam_long_interval",(char*)&temp_str)>0)
if(isOption(argc,argv,"jam_long_interval",(char*)&temp_str,NULL)>0)
{
pulses_long_interval = us2ticks(iqgen.sample_rate, atoi(temp_str));
}
pulses_group_nb = 0;
if(isOption(argc,argv,"jam_group_pulses",(char*)&temp_str)>0)
if(isOption(argc,argv,"jam_group_pulses",(char*)&temp_str,NULL)>0)
{
pulses_group_nb = atoi(temp_str);
}
if(isOption(argc,argv,"rand_interval",NULL)>0)
if(isOption(argc,argv,"rand_interval",NULL,NULL)>0)
{
rand_interval = 1;
}
if(isOption(argc,argv,"rand_duration",NULL)>0)
if(isOption(argc,argv,"rand_duration",NULL,NULL)>0)
{
rand_duration = 1;
}
jam_total_duration = -1;
if(isOption(argc,argv,"jam_total_duration",(char*)&temp_str)>0)
if(isOption(argc,argv,"jam_total_duration",(char*)&temp_str,NULL)>0)
{
jam_total_duration = us2ticks(iqgen.sample_rate, atoi(temp_str));
}
if(isOption(argc,argv,"generate",0)>0)
if(isOption(argc,argv,"generate",0,NULL)>0)
{
memset(iq_wavebuf, 0, BUFFER_SAMPLES_SIZE * sizeof(uint16_t) );
@@ -299,6 +283,11 @@ int main(int argc, char* argv[])
ping_pong_gen.Amplitude = 100;
ping_pong_gen.sample_rate = iqgen.sample_rate;
am_mod.phase = 0;
am_mod.Amplitude = 50;
am_mod.Frequency = ((double)am_freq);
am_mod.sample_rate = iqgen.sample_rate;
// IQ Modulator
iqgen.phase = 0;
iqgen.Frequency = IF_FREQ;
@@ -361,6 +350,17 @@ int main(int argc, char* argv[])
iqgen.Frequency = ((double)IF_FREQ + wavebuf_dbg2[j]);
if(sndbuf)
{
iqgen.Amplitude = 40 + (((float)sndbuf[(((smpi++)/100))%filesize]/(float)128))*56.0;
}
else
{
if(am_freq)
iqgen.Amplitude = 10 + 30 + f_get_next_sample(&am_mod) ;
}
if( pulses_interval_cnt < pulses_interval )
{
pulses_interval_cnt++;
@@ -493,8 +493,8 @@ int main(int argc, char* argv[])
}
if( (isOption(argc,argv,"help",0)<=0) &&
(isOption(argc,argv,"generate",0)<=0)
if( (isOption(argc,argv,"help",0,NULL)<=0) &&
(isOption(argc,argv,"generate",0,NULL)<=0)
)
{
printhelp(argv);