xref: /freebsd/usr.sbin/nscd/debug.c (revision fcb560670601b2a4d87bb31d7531c8dcc37ee71b)
1 /*-
2  * Copyright (c) 2004 Michael Bushkov <bushman@rsu.ru>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  */
27 
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
30 
31 #include <stdio.h>
32 
33 #include "debug.h"
34 
35 static	int	trace_level = 0;
36 static	int	trace_level_bk = 0;
37 
38 void
39 nscd_trace_in(const char *s, const char *f, int l)
40 {
41 	int i;
42 	if (trace_level < TRACE_WANTED)
43 	{
44 		for (i = 0; i < trace_level; ++i)
45 			printf("\t");
46 
47 		printf("=> %s\n", s);
48 	}
49 
50 	++trace_level;
51 }
52 
53 void
54 nscd_trace_point(const char *f, int l)
55 {
56 	int i;
57 
58 	if (trace_level < TRACE_WANTED)
59 	{
60 		for (i = 0; i < trace_level - 1; ++i)
61 			printf("\t");
62 
63 		printf("= %s: %d\n", f, l);
64 	}
65 }
66 
67 void
68 nscd_trace_msg(const char *msg, const char *f, int l)
69 {
70 	int i;
71 
72 	if (trace_level < TRACE_WANTED)
73 	{
74 		for (i = 0; i < trace_level - 1; ++i)
75 			printf("\t");
76 
77 		printf("= MSG %s, %s: %d\n", msg, f, l);
78 	}
79 }
80 
81 void
82 nscd_trace_ptr(const char *desc, const void *p, const char *f, int l)
83 {
84 	int i;
85 
86 	if (trace_level < TRACE_WANTED)
87 	{
88 		for (i = 0; i < trace_level - 1; ++i)
89 			printf("\t");
90 
91 		printf("= PTR %s: %p, %s: %d\n", desc, p, f, l);
92 	}
93 }
94 
95 void
96 nscd_trace_int(const char *desc, int i, const char *f, int l)
97 {
98 	int j;
99 
100 	if (trace_level < TRACE_WANTED)
101 	{
102 		for (j = 0; j < trace_level - 1; ++j)
103 			printf("\t");
104 
105 		printf("= INT %s: %i, %s: %d\n",desc, i, f, l);
106 	}
107 }
108 
109 void
110 nscd_trace_str(const char *desc, const char *s, const char *f, int l)
111 {
112 	int i;
113 
114 	if (trace_level < TRACE_WANTED)
115 	{
116 		for (i = 0; i < trace_level - 1; ++i)
117 			printf("\t");
118 
119 		printf("= STR %s: '%s', %s: %d\n", desc, s, f, l);
120 	}
121 }
122 
123 void
124 nscd_trace_out(const char *s, const char *f, int l)
125 {
126 	int i;
127 
128 	--trace_level;
129 	if (trace_level < TRACE_WANTED)
130 	{
131 		for (i = 0; i < trace_level; ++i)
132 			printf("\t");
133 
134 		printf("<= %s\n", s);
135 	}
136 }
137 
138 void
139 nscd_trace_on(void)
140 {
141 	trace_level = trace_level_bk;
142 	trace_level_bk = 0;
143 }
144 
145 void
146 nscd_trace_off(void)
147 {
148 	trace_level_bk = trace_level;
149 	trace_level = 1024;
150 }
151