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add some options for device, adapter and read/write lengths

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This commit is contained in:
Ralph Metzler 2016-06-10 09:44:50 +02:00
parent 2d71c946d3
commit 094e1f3e1f
1 changed files with 72 additions and 17 deletions
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85
apps/cit.c
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@ -9,6 +9,9 @@
#include <fcntl.h>
#include <sys/ioctl.h>
#include <pthread.h>
#include <getopt.h>
uint32_t adapter = 0, device = 0, snum = 256, rnum = 256;
uint8_t fill[188]={0x47, 0x1f, 0xff, 0x10,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
@ -68,24 +71,34 @@ void proc_buf(uint8_t *buf, uint32_t *d)
} else {
if (memcmp(ts+8, buf+8, 180))
printf("error\n");
if (!(c&0xffff))
printf("R %08x\n", c);
if (!(c&0xffff)) {
printf("R %08x\r", c);
fflush(0);
}
}
(*d)++;
}
void *get_ts(void *a)
{
uint8_t buf[188*1024];
uint8_t *buf;
int len, off;
int fdi=open("/dev/dvb/adapter2/ci0", O_RDONLY);
int fdi;
char fname[80];
uint32_t d=0;
buf = malloc(188*rnum);
if (!buf)
return NULL;
sprintf(fname, "/dev/dvb/adapter%u/ci%u", adapter, device);
fdi = open(fname, O_RDONLY);
while (1) {
len=read(fdi, buf, 188*1024);
memset(buf, 0, 188*rnum);
len=read(fdi, buf, 188*rnum);
if (len<0)
continue;
//printf("read %u\n", len);
if (buf[0]!=0x47) {
read(fdi, buf, 1);
continue;
@ -96,20 +109,23 @@ void *get_ts(void *a)
}
}
#define SNUM 233
//671
void send(void)
int send(void)
{
uint8_t buf[188*SNUM], *cts;
uint8_t *buf, *cts;
int i;
uint32_t c=0;
int fdo;
char fname[80];
fdo=open("/dev/dvb/adapter2/ci0", O_WRONLY);
buf = malloc(188*snum);
if (!buf)
return -1;
sprintf(fname, "/dev/dvb/adapter%u/ci%u", adapter, device);
fdo=open(fname, O_WRONLY);
while (1) {
for (i=0; i<SNUM; i++) {
for (i=0; i<snum; i++) {
cts=buf+i*188;
memcpy(cts, ts, 188);
cts[4]=(c>>24);
@ -122,15 +138,54 @@ void send(void)
//usleep(100000+0xffff&rand());
//usleep(1000);
}
write(fdo, buf, 188*SNUM);
write(fdo, buf, 188*snum);
}
}
int main()
int main(int argc, char **argv)
{
pthread_t th;
while (1) {
int option_index = 0;
int c;
static struct option long_options[] = {
{"adapter", required_argument, 0, 'a'},
{"device", required_argument, 0, 'd'},
{"snum", required_argument, 0, 's'},
{"rnum", required_argument, 0, 'r'},
{"help", no_argument , 0, 'h'},
{0, 0, 0, 0}
};
c = getopt_long(argc, argv,
"a:d:h",
long_options, &option_index);
if (c==-1)
break;
switch (c) {
case 'd':
device = strtoul(optarg, NULL, 10);
break;
case 'a':
adapter = strtoul(optarg, NULL, 10);
break;
case 's':
snum = strtoul(optarg, NULL, 10);
break;
case 'r':
rnum = strtoul(optarg, NULL, 10);
break;
case 'h':
default:
break;
}
}
if (optind < argc) {
printf("Warning: unused arguments\n");
}
memset(ts+8, 180, 0x5a);
pthread_create(&th, NULL, get_ts, NULL);
usleep(10000);