1
2/*
3 *
4 Copyright (c) Eicon Networks, 2002.
5 *
6 This source file is supplied for the use with
7 Eicon Networks range of DIVA Server Adapters.
8 *
9 Eicon File Revision :    2.1
10 *
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2, or (at your option)
14 any later version.
15 *
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
18 implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
19 See the GNU General Public License for more details.
20 *
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *
25 */
26
27#include "debuglib.h"
28
29#ifdef DIVA_NO_DEBUGLIB
30static DIVA_DI_PRINTF dprintf;
31#else /* DIVA_NO_DEBUGLIB */
32
33_DbgHandle_ myDriverDebugHandle = { 0 /*!Registered*/, DBG_HANDLE_VERSION };
34DIVA_DI_PRINTF dprintf = no_printf;
35/*****************************************************************************/
36#define DBG_FUNC(name)							\
37	void								\
38	myDbgPrint_##name(char *format, ...)				\
39	{ va_list ap;							\
40		if (myDriverDebugHandle.dbg_prt)			\
41		{ va_start(ap, format);				\
42			(myDriverDebugHandle.dbg_prt)			\
43				(myDriverDebugHandle.id, DLI_##name, format, ap); \
44			va_end(ap);					\
45		} }
46DBG_FUNC(LOG)
47DBG_FUNC(FTL)
48DBG_FUNC(ERR)
49DBG_FUNC(TRC)
50DBG_FUNC(MXLOG)
51DBG_FUNC(FTL_MXLOG)
52void
53myDbgPrint_EVL(long msgID, ...)
54{ va_list ap;
55	if (myDriverDebugHandle.dbg_ev)
56	{ va_start(ap, msgID);
57		(myDriverDebugHandle.dbg_ev)
58			(myDriverDebugHandle.id, (unsigned long)msgID, ap);
59		va_end(ap);
60	} }
61DBG_FUNC(REG)
62DBG_FUNC(MEM)
63DBG_FUNC(SPL)
64DBG_FUNC(IRP)
65DBG_FUNC(TIM)
66DBG_FUNC(BLK)
67DBG_FUNC(TAPI)
68DBG_FUNC(NDIS)
69DBG_FUNC(CONN)
70DBG_FUNC(STAT)
71DBG_FUNC(SEND)
72DBG_FUNC(RECV)
73DBG_FUNC(PRV0)
74DBG_FUNC(PRV1)
75DBG_FUNC(PRV2)
76DBG_FUNC(PRV3)
77/*****************************************************************************/
78int
79DbgRegister(char *drvName, char *drvTag, unsigned long dbgMask)
80{
81	int len;
82/*
83 * deregister (if already registered) and zero out myDriverDebugHandle
84 */
85	DbgDeregister();
86/*
87 * initialize the debug handle
88 */
89	myDriverDebugHandle.Version = DBG_HANDLE_VERSION;
90	myDriverDebugHandle.id  = -1;
91	myDriverDebugHandle.dbgMask = dbgMask | (DL_EVL | DL_FTL | DL_LOG);
92	len = strlen(drvName);
93	memcpy(myDriverDebugHandle.drvName, drvName,
94	       (len < sizeof(myDriverDebugHandle.drvName)) ?
95	       len : sizeof(myDriverDebugHandle.drvName) - 1);
96	len = strlen(drvTag);
97	memcpy(myDriverDebugHandle.drvTag, drvTag,
98	       (len < sizeof(myDriverDebugHandle.drvTag)) ?
99	       len : sizeof(myDriverDebugHandle.drvTag) - 1);
100/*
101 * Try to register debugging via old (and only) interface
102 */
103	dprintf("\000\377", &myDriverDebugHandle);
104	if (myDriverDebugHandle.dbg_prt)
105	{
106		return (1);
107	}
108/*
109 * Check if we registered with an old maint driver (see debuglib.h)
110 */
111	if (myDriverDebugHandle.dbg_end != NULL
112	     /* location of 'dbg_prt' in _OldDbgHandle_ struct */
113	     && (myDriverDebugHandle.regTime.LowPart ||
114		 myDriverDebugHandle.regTime.HighPart))
115		/* same location as in _OldDbgHandle_ struct */
116	{
117		dprintf("%s: Cannot log to old maint driver !", drvName);
118		myDriverDebugHandle.dbg_end =
119			((_OldDbgHandle_ *)&myDriverDebugHandle)->dbg_end;
120		DbgDeregister();
121	}
122	return (0);
123}
124/*****************************************************************************/
125void
126DbgSetLevel(unsigned long dbgMask)
127{
128	myDriverDebugHandle.dbgMask = dbgMask | (DL_EVL | DL_FTL | DL_LOG);
129}
130/*****************************************************************************/
131void
132DbgDeregister(void)
133{
134	if (myDriverDebugHandle.dbg_end)
135	{
136		(myDriverDebugHandle.dbg_end)(&myDriverDebugHandle);
137	}
138	memset(&myDriverDebugHandle, 0, sizeof(myDriverDebugHandle));
139}
140void xdi_dbg_xlog(char *x, ...) {
141	va_list ap;
142	va_start(ap, x);
143	if (myDriverDebugHandle.dbg_end &&
144	    (myDriverDebugHandle.dbg_irq || myDriverDebugHandle.dbg_old) &&
145	    (myDriverDebugHandle.dbgMask & DL_STAT)) {
146		if (myDriverDebugHandle.dbg_irq) {
147			(*(myDriverDebugHandle.dbg_irq))(myDriverDebugHandle.id,
148							 (x[0] != 0) ? DLI_TRC : DLI_XLOG, x, ap);
149		} else {
150			(*(myDriverDebugHandle.dbg_old))(myDriverDebugHandle.id, x, ap);
151		}
152	}
153	va_end(ap);
154}
155/*****************************************************************************/
156#endif /* DIVA_NO_DEBUGLIB */
157