Originally posted by: SystemAdmin

#include <errno.h>
#include <sys/stream.h>

static int passclose(), passopen
(), passrput(), passwput();
static struct module_info minfo = { 0, "pass", 0, INFPSZ, 2048, 128 };
static struct qinit rinit = { passrput, 0, passopen, passclose, 0, &minfo };
static struct qinit winit = { passwput, 0, 0, 0, 0, &minfo };
struct streamtab passinfo = { &rinit, &winit };

static int
passclose (queue_t *q)
{
return 0;
}

static int
passopen (queue_t *q, dev_t *devp, int flag, int sflag, cred_t *credp)
{
return 0;
}

static int
passrput (queue_t *q, mblk_t *mp)
{
putnext(q, mp);
return 0;
}

static int
passwput (queue_t *q, mblk_t *mp)
{
putnext(q, mp);
return 0;
}
#include <sys/device.h>
#include <sys/strconf.h>

int
passconfig(int cmd, struct uio *uiop)
{
static strconf_t conf = {
"pass", &passinfo, STR_NEW_OPEN,
};

switch (cmd) {
case CFG_INIT: return str_install(STR_LOAD_MOD, &conf);
case CFG_TERM: return str_install(STR_UNLOAD_MOD, &conf);
default: return EINVAL;
}
}
this code is copy from <<Communications Programming Concepts>>
why str_install() return EINVAL?
#AIX-Forum