kern.file weirdness
Eirik Nygaard
eirikn at kerneled.com
Sat Nov 22 02:53:55 PST 2003
I am working on removing perlism in userland and have come over a little
problem when I am rewriting sockstat. I try to get all the open fd's from
the kern.file sysctl with this code:
void
get_files(void)
{
size_t size;
if (sysctlbyname("kern.file", NULL, &size, NULL, 0) < 0)
err(1, "sysctlbyname()");
if ((files = malloc(size)) == NULL)
err(1, "malloc()");
if (sysctlbyname("kern.file", files, &size, NULL, 0) < 0)
err(1, "sysctlbyname()");
nfiles = size / sizeof(struct file);
{
int i;
for(i = 0; i < nfiles; i++)
printf("Type: %d\n", files[i].f_type);
}
}
but it only gives me bogus results for some reason.
Output:
Type: -16333
Type: -14424
[...]
Type: -14424
Would be grateful if someone knows what I am doing wrong here.
--
Eirik Nygaard
eirikn at xxxxxxxxxxxx
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