CAN_DEVCTL_SET_TIMESTAMP

Set the device timestamp

Synopsis:

#include <sys/can_dcmd.h>

#define CAN_DEVCTL_SET_TIMESTAMP   __DIOT(_DCMD_MISC, CAN_CMD_CODE + 7, uint32_t)

Arguments to devctl():

Argument Value
filedes A file descriptor that you obtained by opening the device
dcmd CAN_DEVCTL_SET_TIMESTAMP
dev_data_ptr A pointer to a uint32_t
n_bytes sizeof(uint32_t)
dev_info_ptr NULL

Description:

This command sets the timestamp.

Input:

The new timestamp.

Output:

None.

Example:

int      ret;
uint32_t val;

if( (fd = open( "/dev/can1/rx0", O_RDWR)) == -1 )
{
    printf("open of %s failed \n", devname);
    exit(EXIT_FAILURE);
}

/* Get the new value for the timestamp. */
val = strtoul(optarg, NULL, 0);

if(EOK != (ret = devctl(fd, CAN_DEVCTL_SET_TIMESTAMP, &val, sizeof(val), NULL)))
{
    fprintf(stderr, "devctl CAN_DEVCTL_SET_TIMESTAMP: %s\n", strerror(ret));
}

See also:

CAN_DEVCTL_GET_TIMESTAMP

devctl() in the QNX Neutrino C Library Reference

canctl in the Utilities Reference