/*******************************************************************************
**
** Function nfa_hciu_alloc_pipe
**
** Description Allocate a pipe control block
**
** Returns pointer to the pipe control block, or NULL if
** cannot allocate
**
*******************************************************************************/
tNFA_HCI_DYN_PIPE *nfa_hciu_alloc_pipe (UINT8 pipe_id)
{
UINT8 xx;
tNFA_HCI_DYN_PIPE *pp;
/* If we already have a pipe of the same ID, release it first it */
if ((pp = nfa_hciu_find_pipe_by_pid (pipe_id)) != NULL)
{
if (pipe_id > NFA_HCI_LAST_DYNAMIC_PIPE)
return pp;
nfa_hciu_release_pipe (pipe_id);
}
/* Look for a free pipe control block */
for (xx = 0, pp = nfa_hci_cb.cfg.dyn_pipes ; xx < NFA_HCI_MAX_PIPE_CB; xx++, pp++)
{
if (pp->pipe_id == 0)
{
NFA_TRACE_DEBUG2 ("nfa_hciu_alloc_pipe:%d, index:%d", pipe_id, xx);
pp->pipe_id = pipe_id;
nfa_hci_cb.nv_write_needed = TRUE;
return (pp);
}
}
NFA_TRACE_DEBUG1 ("nfa_hciu_alloc_pipe:%d, NO free entries !!", pipe_id);
return (NULL);
}
/*******************************************************************************
**
** Function nfa_hciu_get_pipe_owner
**
** Description Find the application that owns a pipe
**
** Returns application handle
**
*******************************************************************************/
tNFA_HANDLE nfa_hciu_get_pipe_owner (UINT8 pipe_id)
{
tNFA_HCI_DYN_PIPE *pp;
tNFA_HCI_DYN_GATE *pg;
if ((pp = nfa_hciu_find_pipe_by_pid (pipe_id)) == NULL)
return (NFA_HANDLE_INVALID);
if ((pg = nfa_hciu_find_gate_by_gid (pp->local_gate)) == NULL)
return (NFA_HANDLE_INVALID);
return (pg->gate_owner);
}
/*******************************************************************************
**
** Function nfa_hciu_release_pipe
**
** Description remove the specified pipe
**
** Returns NFA_HCI_ANY_OK, if removed
** NFA_HCI_ANY_E_NOK, if otherwise
**
*******************************************************************************/
tNFA_HCI_RESPONSE nfa_hciu_release_pipe (UINT8 pipe_id)
{
tNFA_HCI_DYN_GATE *p_gate;
tNFA_HCI_DYN_PIPE *p_pipe;
UINT8 pipe_index;
NFA_TRACE_EVENT1 ("nfa_hciu_release_pipe: %u", pipe_id);
if ((p_pipe = nfa_hciu_find_pipe_by_pid (pipe_id)) == NULL)
return (NFA_HCI_ANY_E_NOK);
if (pipe_id > NFA_HCI_LAST_DYNAMIC_PIPE)
{
NFA_TRACE_DEBUG1 ("ignore pipe: %d", pipe_id);
return (NFA_HCI_ANY_E_NOK);
}
pipe_index = (UINT8) (p_pipe - nfa_hci_cb.cfg.dyn_pipes);
if (p_pipe->local_gate == NFA_HCI_IDENTITY_MANAGEMENT_GATE)
{
/* Remove pipe from ID management gate */
nfa_hci_cb.cfg.id_mgmt_gate.pipe_inx_mask &= ~ (UINT32) (1 << pipe_index);
}
else
{
if ((p_gate = nfa_hciu_find_gate_by_gid (p_pipe->local_gate)) == NULL)
{
/* Mark the pipe control block as free */
p_pipe->pipe_id = 0;
return (NFA_HCI_ANY_E_NOK);
}
/* Remove pipe from gate */
p_gate->pipe_inx_mask &= ~ (UINT32) (1 << pipe_index);
}
/* Reset pipe control block */
memset (p_pipe,0,sizeof (tNFA_HCI_DYN_PIPE));
nfa_hci_cb.nv_write_needed = TRUE;
return NFA_HCI_ANY_OK;
}
/*******************************************************************************
**
** Function nfa_hciu_instr_2_str
**
** Description This function returns the instruction name.
**
** Returns pointer to the name
**
*******************************************************************************/
char *nfa_hciu_evt_2_str (UINT8 pipe_id, UINT8 evt)
{
static char unknown[40];
tNFA_HCI_DYN_PIPE *p_pipe;
if ( (pipe_id != NFA_HCI_ADMIN_PIPE)
&&(pipe_id != NFA_HCI_LINK_MANAGEMENT_PIPE)
&&((p_pipe = nfa_hciu_find_pipe_by_pid (pipe_id)) != NULL) )
{
if (p_pipe->local_gate == NFA_HCI_CONNECTIVITY_GATE)
{
switch (evt)
{
case NFA_HCI_EVT_CONNECTIVITY:
return ("EVT_CONNECTIVITY");
case NFA_HCI_EVT_TRANSACTION:
return ("EVT_TRANSACTION");
case NFA_HCI_EVT_OPERATION_ENDED:
return ("EVT_OPERATION_ENDED");
default:
break;
}
}
}
switch (evt)
{
case NFA_HCI_EVT_HCI_END_OF_OPERATION:
return ("EVT_END_OF_OPERATION");
case NFA_HCI_EVT_POST_DATA:
return ("EVT_POST_DATA");
case NFA_HCI_EVT_HOT_PLUG:
return ("EVT_HOT_PLUG");
default:
sprintf (unknown, "?? Unknown: %u ?? ", evt);
return (unknown);
}
}
/*******************************************************************************
**
** Function nfa_hciu_evt_2_str
**
** Description This function returns the event name.
**
** Returns pointer to the name
**
*******************************************************************************/
char *nfa_hciu_evt_2_str (UINT8 pipe_id, UINT8 evt)
{
tNFA_HCI_DYN_PIPE *p_pipe;
if ( (pipe_id != NFA_HCI_ADMIN_PIPE)
&&(pipe_id != NFA_HCI_LINK_MANAGEMENT_PIPE)
&&((p_pipe = nfa_hciu_find_pipe_by_pid (pipe_id)) != NULL) )
{
if (p_pipe->local_gate == NFA_HCI_CONNECTIVITY_GATE)
{
switch (evt)
{
case NFA_HCI_EVT_CONNECTIVITY:
return ("EVT_CONNECTIVITY");
case NFA_HCI_EVT_TRANSACTION:
return ("EVT_TRANSACTION");
case NFA_HCI_EVT_OPERATION_ENDED:
return ("EVT_OPERATION_ENDED");
default:
return ("UNKNOWN");
}
}
}
switch (evt)
{
case NFA_HCI_EVT_HCI_END_OF_OPERATION:
return ("EVT_END_OF_OPERATION");
case NFA_HCI_EVT_POST_DATA:
return ("EVT_POST_DATA");
case NFA_HCI_EVT_HOT_PLUG:
return ("EVT_HOT_PLUG");
default:
return ("UNKNOWN");
}
}
