| /* $Id: diddfunc.c,v 1.14.6.2 2004/08/28 20:03:53 armin Exp $ |
| * |
| * DIDD Interface module for Eicon active cards. |
| * |
| * Functions are in dadapter.c |
| * |
| * Copyright 2002-2003 by Armin Schindler (mac@melware.de) |
| * Copyright 2002-2003 Cytronics & Melware (info@melware.de) |
| * |
| * This software may be used and distributed according to the terms |
| * of the GNU General Public License, incorporated herein by reference. |
| */ |
| |
| #include "platform.h" |
| #include "di_defs.h" |
| #include "dadapter.h" |
| #include "divasync.h" |
| |
| #define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR) |
| #define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG) |
| |
| |
| extern void DIVA_DIDD_Read(void *, int); |
| extern char *DRIVERRELEASE_DIDD; |
| static dword notify_handle; |
| static DESCRIPTOR _DAdapter; |
| |
| /* |
| * didd callback function |
| */ |
| static void *didd_callback(void *context, DESCRIPTOR *adapter, |
| int removal) |
| { |
| if (adapter->type == IDI_DADAPTER) { |
| DBG_ERR(("Notification about IDI_DADAPTER change ! Oops.")) |
| return (NULL); |
| } else if (adapter->type == IDI_DIMAINT) { |
| if (removal) { |
| DbgDeregister(); |
| } else { |
| DbgRegister("DIDD", DRIVERRELEASE_DIDD, DBG_DEFAULT); |
| } |
| } |
| return (NULL); |
| } |
| |
| /* |
| * connect to didd |
| */ |
| static int DIVA_INIT_FUNCTION connect_didd(void) |
| { |
| int x = 0; |
| int dadapter = 0; |
| IDI_SYNC_REQ req; |
| DESCRIPTOR DIDD_Table[MAX_DESCRIPTORS]; |
| |
| DIVA_DIDD_Read(DIDD_Table, sizeof(DIDD_Table)); |
| |
| for (x = 0; x < MAX_DESCRIPTORS; x++) { |
| if (DIDD_Table[x].type == IDI_DADAPTER) { /* DADAPTER found */ |
| dadapter = 1; |
| memcpy(&_DAdapter, &DIDD_Table[x], sizeof(_DAdapter)); |
| req.didd_notify.e.Req = 0; |
| req.didd_notify.e.Rc = |
| IDI_SYNC_REQ_DIDD_REGISTER_ADAPTER_NOTIFY; |
| req.didd_notify.info.callback = (void *)didd_callback; |
| req.didd_notify.info.context = NULL; |
| _DAdapter.request((ENTITY *)&req); |
| if (req.didd_notify.e.Rc != 0xff) |
| return (0); |
| notify_handle = req.didd_notify.info.handle; |
| } else if (DIDD_Table[x].type == IDI_DIMAINT) { /* MAINT found */ |
| DbgRegister("DIDD", DRIVERRELEASE_DIDD, DBG_DEFAULT); |
| } |
| } |
| return (dadapter); |
| } |
| |
| /* |
| * disconnect from didd |
| */ |
| static void DIVA_EXIT_FUNCTION disconnect_didd(void) |
| { |
| IDI_SYNC_REQ req; |
| |
| req.didd_notify.e.Req = 0; |
| req.didd_notify.e.Rc = IDI_SYNC_REQ_DIDD_REMOVE_ADAPTER_NOTIFY; |
| req.didd_notify.info.handle = notify_handle; |
| _DAdapter.request((ENTITY *)&req); |
| } |
| |
| /* |
| * init |
| */ |
| int DIVA_INIT_FUNCTION diddfunc_init(void) |
| { |
| diva_didd_load_time_init(); |
| |
| if (!connect_didd()) { |
| DBG_ERR(("init: failed to connect to DIDD.")) |
| diva_didd_load_time_finit(); |
| return (0); |
| } |
| return (1); |
| } |
| |
| /* |
| * finit |
| */ |
| void DIVA_EXIT_FUNCTION diddfunc_finit(void) |
| { |
| DbgDeregister(); |
| disconnect_didd(); |
| diva_didd_load_time_finit(); |
| } |