xref: /freebsd/usr.sbin/nscd/debug.c (revision e0c4386e)
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 #include <stdio.h>
30 
31 #include "debug.h"
32 
33 static	int	trace_level = 0;
34 static	int	trace_level_bk = 0;
35 
36 void
37 nscd_trace_in(const char *s, const char *f, int l)
38 {
39 	int i;
40 	if (trace_level < TRACE_WANTED)
41 	{
42 		for (i = 0; i < trace_level; ++i)
43 			printf("\t");
44 
45 		printf("=> %s\n", s);
46 	}
47 
48 	++trace_level;
49 }
50 
51 void
52 nscd_trace_point(const char *f, int l)
53 {
54 	int i;
55 
56 	if (trace_level < TRACE_WANTED)
57 	{
58 		for (i = 0; i < trace_level - 1; ++i)
59 			printf("\t");
60 
61 		printf("= %s: %d\n", f, l);
62 	}
63 }
64 
65 void
66 nscd_trace_msg(const char *msg, const char *f, int l)
67 {
68 	int i;
69 
70 	if (trace_level < TRACE_WANTED)
71 	{
72 		for (i = 0; i < trace_level - 1; ++i)
73 			printf("\t");
74 
75 		printf("= MSG %s, %s: %d\n", msg, f, l);
76 	}
77 }
78 
79 void
80 nscd_trace_ptr(const char *desc, const void *p, const char *f, int l)
81 {
82 	int i;
83 
84 	if (trace_level < TRACE_WANTED)
85 	{
86 		for (i = 0; i < trace_level - 1; ++i)
87 			printf("\t");
88 
89 		printf("= PTR %s: %p, %s: %d\n", desc, p, f, l);
90 	}
91 }
92 
93 void
94 nscd_trace_int(const char *desc, int i, const char *f, int l)
95 {
96 	int j;
97 
98 	if (trace_level < TRACE_WANTED)
99 	{
100 		for (j = 0; j < trace_level - 1; ++j)
101 			printf("\t");
102 
103 		printf("= INT %s: %i, %s: %d\n",desc, i, f, l);
104 	}
105 }
106 
107 void
108 nscd_trace_str(const char *desc, const char *s, const char *f, int l)
109 {
110 	int i;
111 
112 	if (trace_level < TRACE_WANTED)
113 	{
114 		for (i = 0; i < trace_level - 1; ++i)
115 			printf("\t");
116 
117 		printf("= STR %s: '%s', %s: %d\n", desc, s, f, l);
118 	}
119 }
120 
121 void
122 nscd_trace_out(const char *s, const char *f, int l)
123 {
124 	int i;
125 
126 	--trace_level;
127 	if (trace_level < TRACE_WANTED)
128 	{
129 		for (i = 0; i < trace_level; ++i)
130 			printf("\t");
131 
132 		printf("<= %s, %s: %d\n", s, f, l);
133 	}
134 }
135 
136 void
137 nscd_trace_on(void)
138 {
139 	trace_level = trace_level_bk;
140 	trace_level_bk = 0;
141 }
142 
143 void
144 nscd_trace_off(void)
145 {
146 	trace_level_bk = trace_level;
147 	trace_level = 1024;
148 }
149