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tools: Allow pattern tools to access channels above the device file limit

pattest and patgen already had this capability, but there were cases in which
they would act unexpectedly.  Now, if the name specified is not a character
device file, it will be treated as a channel number if possible.

Acked-by: Shaun Ruffell <sruffell@digium.com>


git-svn-id: http://svn.astersk.org/svn/dahdi/tools/trunk@9975 17933a7a-c749-41c5-a318-cba88f637d49
master
Kinsey Moore 10 years ago
parent
commit
178ae27825
  1. 51
      patgen.c
  2. 64
      patlooptest.c
  3. 51
      pattest.c

51
patgen.c

@ -33,6 +33,7 @@
#include <linux/types.h>
#include <linux/ppp_defs.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdlib.h>
#include "bittest.h"
@ -65,30 +66,40 @@ void print_packet(unsigned char *buf, int len)
printf("}\n");
}
int channel_open(char *name, int *bs)
int channel_open(const char *name, int *bs)
{
int channo;
int fd;
struct dahdi_params tp;
char *dev;
channo = atoi(name);
/* channo==0: The user passed a file name to be opened. */
dev = channo ? DEVICE : name;
fd = open(dev, O_RDWR, 0600);
if (fd < 0) {
perror(DEVICE);
int channo, fd;
struct dahdi_params tp;
struct stat filestat;
/* stat file, if character device, open it */
channo = strtoul(name, NULL, 10);
fd = stat(name, &filestat);
if (!fd && S_ISCHR(filestat.st_mode)) {
fd = open(name, O_RDWR, 0600);
if (fd < 0) {
perror(name);
return -1;
}
/* try out the dahdi_specify interface */
} else if (channo > 0) {
fd = open(DEVICE, O_RDWR, 0600);
if (fd < 0) {
perror(DEVICE);
return -1;
}
if (ioctl(fd, DAHDI_SPECIFY, &channo) < 0) {
perror("DAHDI_SPECIFY ioctl failed");
return -1;
}
/* die */
} else {
fprintf(stderr, "Specified channel is not a valid character "
"device or channel number");
return -1;
}
/* If we got a channel number, get it from /dev/dahdi/channel: */
if(channo && ioctl(fd, DAHDI_SPECIFY, &channo) < 0) {
perror("SPECIFY");
return -1;
}
if(ioctl(fd, DAHDI_SET_BLOCKSIZE, bs) < 0) {
if (ioctl(fd, DAHDI_SET_BLOCKSIZE, bs) < 0) {
perror("SET_BLOCKSIZE");
return -1;
}

64
patlooptest.c

@ -39,6 +39,7 @@
#include <errno.h>
#include <stdio.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdlib.h>
#include <time.h>
@ -47,6 +48,7 @@
#include "dahdi_tools_version.h"
#define BLOCK_SIZE 2039
#define DEVICE "/dev/dahdi/channel"
#define CONTEXT_SIZE 7
/* Prints a set of bytes in hex format */
@ -97,12 +99,57 @@ static void usage(const char * progname)
printf("\n\t Also accepts old style usage:\n\t %s <device name> [<timeout in secs>]\n", progname);
}
int channel_open(const char *name, int *bs)
{
int channo, fd;
struct dahdi_params tp;
struct stat filestat;
/* stat file, if character device, open it */
channo = strtoul(name, NULL, 10);
fd = stat(name, &filestat);
if (!fd && S_ISCHR(filestat.st_mode)) {
fd = open(name, O_RDWR, 0600);
if (fd < 0) {
perror(name);
return -1;
}
/* try out the dahdi_specify interface */
} else if (channo > 0) {
fd = open(DEVICE, O_RDWR, 0600);
if (fd < 0) {
perror(DEVICE);
return -1;
}
if (ioctl(fd, DAHDI_SPECIFY, &channo) < 0) {
perror("DAHDI_SPECIFY ioctl failed");
return -1;
}
/* die */
} else {
fprintf(stderr, "Specified channel is not a valid character "
"device or channel number");
return -1;
}
if (ioctl(fd, DAHDI_SET_BLOCKSIZE, bs) < 0) {
perror("SET_BLOCKSIZE");
return -1;
}
if (ioctl(fd, DAHDI_GET_PARAMS, &tp)) {
fprintf(stderr, "Unable to get channel parameters\n");
return -1;
}
return fd;
}
int main(int argc, char *argv[])
{
int fd;
int res, x;
int i;
struct dahdi_params tp;
int bs = BLOCK_SIZE;
int skipcount = 10;
unsigned char c=0,c1=0;
@ -173,19 +220,9 @@ int main(int argc, char *argv[])
time_t start_time = 0;
fd = open(device, O_RDWR, 0600);
if (fd < 0) {
fprintf(stderr, "Unable to open %s: %s\n", device, strerror(errno));
fd = channel_open(device, &bs);
if (fd < 0)
exit(1);
}
if (ioctl(fd, DAHDI_SET_BLOCKSIZE, &bs)) {
fprintf(stderr, "Unable to set block size to %d: %s\n", bs, strerror(errno));
exit(1);
}
if (ioctl(fd, DAHDI_GET_PARAMS, &tp)) {
fprintf(stderr, "Unable to get channel parameters\n");
exit(1);
}
ioctl(fd, DAHDI_GETEVENT);
i = DAHDI_FLUSH_ALL;
@ -299,3 +336,4 @@ read_again:
}
}

51
pattest.c

@ -33,6 +33,7 @@
#include <linux/types.h>
#include <linux/ppp_defs.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdlib.h>
#include "bittest.h"
@ -64,30 +65,40 @@ void print_packet(unsigned char *buf, int len)
printf("}\n");
}
int channel_open(char *name, int *bs)
int channel_open(const char *name, int *bs)
{
int channo;
int fd;
struct dahdi_params tp;
char *dev;
channo = atoi(name);
/* channo==0: The user passed a file name to be opened. */
dev = channo ? DEVICE : name;
fd = open(dev, O_RDWR, 0600);
if (fd < 0) {
perror(DEVICE);
int channo, fd;
struct dahdi_params tp;
struct stat filestat;
/* stat file, if character device, open it */
channo = strtoul(name, NULL, 10);
fd = stat(name, &filestat);
if (!fd && S_ISCHR(filestat.st_mode)) {
fd = open(name, O_RDWR, 0600);
if (fd < 0) {
perror(name);
return -1;
}
/* try out the dahdi_specify interface */
} else if (channo > 0) {
fd = open(DEVICE, O_RDWR, 0600);
if (fd < 0) {
perror(DEVICE);
return -1;
}
if (ioctl(fd, DAHDI_SPECIFY, &channo) < 0) {
perror("DAHDI_SPECIFY ioctl failed");
return -1;
}
/* die */
} else {
fprintf(stderr, "Specified channel is not a valid character "
"device or channel number");
return -1;
}
/* If we got a channel number, get it from /dev/dahdi/channel: */
if(channo && ioctl(fd, DAHDI_SPECIFY, &channo) < 0) {
perror("SPECIFY");
return -1;
}
if(ioctl(fd, DAHDI_SET_BLOCKSIZE, bs) < 0) {
if (ioctl(fd, DAHDI_SET_BLOCKSIZE, bs) < 0) {
perror("SET_BLOCKSIZE");
return -1;
}

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