jas_debug.c - vx32 - Local 9vx git repository for patches.
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---
jas_debug.c (4813B)
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1 /*
2 * Copyright (c) 2001-2002 Michael David Adams.
3 * All rights reserved.
4 */
5
6 /* __START_OF_JASPER_LICENSE__
7 *
8 * JasPer License Version 2.0
9 *
10 * Copyright (c) 1999-2000 Image Power, Inc.
11 * Copyright (c) 1999-2000 The University of British Columbia
12 * Copyright (c) 2001-2003 Michael David Adams
13 *
14 * All rights reserved.
15 *
16 * Permission is hereby granted, free of charge, to any person (the
17 * "User") obtaining a copy of this software and associated documentation
18 * files (the "Software"), to deal in the Software without restriction,
19 * including without limitation the rights to use, copy, modify, merge,
20 * publish, distribute, and/or sell copies of the Software, and to permit
21 * persons to whom the Software is furnished to do so, subject to the
22 * following conditions:
23 *
24 * 1. The above copyright notices and this permission notice (which
25 * includes the disclaimer below) shall be included in all copies or
26 * substantial portions of the Software.
27 *
28 * 2. The name of a copyright holder shall not be used to endorse or
29 * promote products derived from the Software without specific prior
30 * written permission.
31 *
32 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
33 * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
34 * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
35 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
36 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
37 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
38 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
39 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
40 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
41 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
42 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
43 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
44 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
45 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
46 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
47 * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
48 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
49 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
50 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
51 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
52 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
53 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
54 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
55 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
56 * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
57 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
58 *
59 * __END_OF_JASPER_LICENSE__
60 */
61
62 /******************************************************************************\
63 * Includes.
64 \******************************************************************************/
65
66 #include <stdarg.h>
67 #include <stdio.h>
68
69 #include "jasper/jas_types.h"
70 #include "jasper/jas_debug.h"
71
72 /******************************************************************************\
73 * Local data.
74 \******************************************************************************/
75
76 static int jas_dbglevel = 0;
77 /* The debug level. */
78
79 /******************************************************************************\
80 * Code for getting/setting the debug level.
81 \******************************************************************************/
82
83 /* Set the library debug level. */
84 int jas_setdbglevel(int dbglevel)
85 {
86 int olddbglevel;
87
88 /* Save the old debug level. */
89 olddbglevel = jas_dbglevel;
90
91 /* Change the debug level. */
92 jas_dbglevel = dbglevel;
93
94 /* Return the old debug level. */
95 return olddbglevel;
96 }
97
98 /* Get the library debug level. */
99 int jas_getdbglevel()
100 {
101 return jas_dbglevel;
102 }
103
104 /******************************************************************************\
105 * Code.
106 \******************************************************************************/
107
108 /* Perform formatted output to standard error. */
109 int jas_eprintf(const char *fmt, ...)
110 {
111 int ret;
112 va_list ap;
113
114 va_start(ap, fmt);
115 ret = vfprintf(stderr, fmt, ap);
116 va_end(ap);
117 return ret;
118 }
119
120 /* Dump memory to a stream. */
121 int jas_memdump(FILE *out, void *data, size_t len)
122 {
123 size_t i;
124 size_t j;
125 uchar *dp;
126 dp = data;
127 for (i = 0; i < len; i += 16) {
128 fprintf(out, "%04x:", (int)i);
129 for (j = 0; j < 16; ++j) {
130 if (i + j < len) {
131 fprintf(out, " %02x", dp[i + j]);
132 }
133 }
134 fprintf(out, "\n");
135 }
136 return 0;
137 }