DAPL_LMR *dapl_lmr_alloc(IN DAPL_IA * ia,
IN DAT_MEM_TYPE mem_type,
IN DAT_REGION_DESCRIPTION region_desc,
IN DAT_VLEN length,
IN DAT_PZ_HANDLE pz_handle,
IN DAT_MEM_PRIV_FLAGS mem_priv)
{
DAPL_LMR *lmr;
/* Allocate LMR */
lmr = (DAPL_LMR *) dapl_os_alloc(sizeof(DAPL_LMR));
if (NULL == lmr) {
return (NULL);
}
/* zero the structure */
dapl_os_memzero(lmr, sizeof(DAPL_LMR));
/*
* initialize the header
*/
lmr->header.provider = ia->header.provider;
lmr->header.magic = DAPL_MAGIC_LMR;
lmr->header.handle_type = DAT_HANDLE_TYPE_LMR;
lmr->header.owner_ia = ia;
lmr->header.user_context.as_64 = 0;
lmr->header.user_context.as_ptr = NULL;
dapl_llist_init_entry(&lmr->header.ia_list_entry);
dapl_ia_link_lmr(ia, lmr);
dapl_os_lock_init(&lmr->header.lock);
/*
* initialize the body
*/
lmr->param.ia_handle = (DAT_IA_HANDLE) ia;
lmr->param.mem_type = mem_type;
lmr->param.region_desc = region_desc;
lmr->param.length = length;
lmr->param.pz_handle = pz_handle;
lmr->param.mem_priv = mem_priv;
dapl_os_atomic_set(&lmr->lmr_ref_count, 0);
return (lmr);
}
/*
* dapl_cno_alloc
*
* alloc and initialize an EVD struct
*
* Input:
* ia
*
* Returns:
* cno_ptr, or null on failure.
*/
DAPL_CNO *
dapl_cno_alloc(
IN DAPL_IA *ia_ptr,
IN DAT_OS_WAIT_PROXY_AGENT wait_agent)
{
DAPL_CNO *cno_ptr;
cno_ptr = (DAPL_CNO *) dapl_os_alloc(sizeof (DAPL_CNO));
if (!cno_ptr) {
return (NULL);
}
/* zero the structure */
(void) dapl_os_memzero(cno_ptr, sizeof (DAPL_CNO));
/*
* Initialize the header.
*/
cno_ptr->header.provider = ia_ptr->header.provider;
cno_ptr->header.magic = DAPL_MAGIC_CNO;
cno_ptr->header.handle_type = DAT_HANDLE_TYPE_CNO;
cno_ptr->header.owner_ia = ia_ptr;
cno_ptr->header.user_context.as_64 = 0;
cno_ptr->header.user_context.as_ptr = NULL;
dapl_llist_init_entry(&cno_ptr->header.ia_list_entry);
dapl_llist_init_head(&cno_ptr->evd_list_head);
dapl_os_lock_init(&cno_ptr->header.lock);
/*
* Initialize the body
*/
cno_ptr->cno_waiters = 0;
cno_ptr->cno_ref_count = 0;
cno_ptr->cno_state = DAPL_CNO_STATE_UNTRIGGERED;
cno_ptr->cno_evd_triggered = NULL;
cno_ptr->cno_wait_agent = wait_agent;
(void) dapl_os_wait_object_init(&cno_ptr->cno_wait_object);
return (cno_ptr);
}
/*
* dapl_sp_alloc
*
* alloc and initialize a PSP INFO struct
*
* Input:
* IA INFO struct ptr
*
* Output:
* sp_ptr
*
* Returns:
* NULL
* pointer to sp info struct
*
*/
DAPL_SP *
dapls_sp_alloc(
IN DAPL_IA *ia_ptr,
IN DAT_BOOLEAN is_psp)
{
DAPL_SP *sp_ptr;
/* Allocate EP */
sp_ptr = (DAPL_SP *)dapl_os_alloc(sizeof (DAPL_SP));
if (sp_ptr == NULL) {
return (NULL);
}
/* zero the structure */
(void) dapl_os_memzero(sp_ptr, sizeof (DAPL_SP));
/*
* initialize the header
*/
sp_ptr->header.provider = ia_ptr->header.provider;
if (is_psp) {
sp_ptr->header.magic = DAPL_MAGIC_PSP;
sp_ptr->header.handle_type = DAT_HANDLE_TYPE_PSP;
} else {
sp_ptr->header.magic = DAPL_MAGIC_RSP;
sp_ptr->header.handle_type = DAT_HANDLE_TYPE_RSP;
}
sp_ptr->header.owner_ia = ia_ptr;
sp_ptr->header.user_context.as_64 = 0;
sp_ptr->header.user_context.as_ptr = NULL;
dapl_llist_init_entry(&sp_ptr->header.ia_list_entry);
dapl_os_lock_init(&sp_ptr->header.lock);
/*
* Initialize the Body (set to NULL above)
*/
dapl_llist_init_head(&sp_ptr->cr_list_head);
return (sp_ptr);
}