static int
ippctl_action_create(
char *modname,
char *aname,
nvlist_t *nvlp,
ipp_flags_t flags)
{
int ipp_rc;
int rc;
ipp_mod_id_t mid;
ipp_action_id_t aid;
/*
* Look up the module id from the name and create the new
* action.
*/
mid = ipp_mod_lookup(modname);
FREE_TEXT(modname);
ipp_rc = ipp_action_create(mid, aname, &nvlp, flags, &aid);
FREE_TEXT(aname);
/*
* Add an nvlist containing the kernel return code to the
* set of nvlists to pass back to libipp.
*/
if ((rc = ippctl_set_rc(ipp_rc)) != 0) {
if (nvlp != NULL) {
nvlist_free(nvlp);
if (ipp_action_destroy(aid, 0) != 0) {
cmn_err(CE_PANIC,
"ippctl: unrecoverable error (aid = %d)",
aid);
/*NOTREACHED*/
}
}
return (rc);
}
/*
* If the module passed back an nvlist, add this as
* well.
*/
if (nvlp != NULL) {
rc = ippctl_callback(nvlp, NULL);
nvlist_free(nvlp);
} else
rc = 0;
return (rc);
}
/*ARGSUSED*/
static int
mod_infoipp(struct modlipp *modl, struct modlinkage *modlp, int *p0)
{
struct modctl *mcp = mod_getctl(modlp);
ipp_mod_id_t mid;
if (mcp == NULL) {
*p0 = -1;
return (0); /* module is not yet installed */
}
mid = ipp_mod_lookup(mcp->mod_modname);
*p0 = mid;
return (0);
}
/*ARGSUSED*/
static int
mod_removeipp(struct modlipp *modl, struct modlinkage *modlp)
{
struct modctl *mcp = mod_getctl(modlp);
extern kthread_id_t mod_aul_thread;
ipp_mod_id_t mid;
ASSERT(mcp != NULL);
if ((moddebug & MODDEBUG_NOAUL_IPP) && (mod_aul_thread == curthread))
return (EBUSY);
mid = ipp_mod_lookup(mcp->mod_modname);
ASSERT(mid != IPP_MOD_INVAL);
return (ipp_mod_unregister(mid));
}
static int
ippctl_mod_list_actions(
char *modname)
{
ipp_mod_id_t mid;
nvlist_t *nvlp;
int ipp_rc;
int rc = 0;
ipp_action_id_t *aid_array;
char **aname_array = NULL;
int nelt;
int length;
int i;
/*
* Get the module id.
*/
mid = ipp_mod_lookup(modname);
FREE_TEXT(modname);
/*
* Get a list of all the action ids for the module. If that succeeds,
* translate the ids into names.
*
* NOTE: This translation may fail if an action is
* destroyed during this operation. If this occurs, EAGAIN
* will be passed back to libipp note that a transient
* problem occured.
*/
if ((ipp_rc = ipp_mod_list_actions(mid, &aid_array, &nelt)) == 0) {
/*
* It is possible that there are no actions defined.
* (This is unlikely though as the module would normally
* be auto-unloaded fairly quickly)
*/
if (nelt > 0) {
length = nelt * sizeof (char *);
aname_array = kmem_zalloc(length, KM_SLEEP);
for (i = 0; i < nelt; i++) {
if (ipp_action_name(aid_array[i],
&aname_array[i]) != 0) {
kmem_free(aid_array, nelt *
sizeof (ipp_action_id_t));
FREE_TEXT_ARRAY(aname_array, nelt);
ipp_rc = EAGAIN;
goto done;
}
}
kmem_free(aid_array, nelt * sizeof (ipp_action_id_t));
if ((rc = nvlist_alloc(&nvlp, NV_UNIQUE_NAME,
KM_SLEEP)) != 0) {
FREE_TEXT_ARRAY(aname_array, nelt);
return (rc);
}
if ((rc = ippctl_attach_aname_array(nvlp, aname_array,
nelt)) != 0) {
FREE_TEXT_ARRAY(aname_array, nelt);
nvlist_free(nvlp);
return (rc);
}
FREE_TEXT_ARRAY(aname_array, nelt);
if ((rc = ippctl_callback(nvlp, NULL)) != 0) {
nvlist_free(nvlp);
return (rc);
}
nvlist_free(nvlp);
}
}
done:
/*
* Add an nvlist containing the kernel return code to the
* set of nvlists to pass back to libipp.
*/
if ((rc = ippctl_set_rc(ipp_rc)) != 0)
return (rc);
return (0);
}