2 * Copyright (C) 2006 Free Software Foundation, Inc.
3 * Copyright (C) 2002, 2005 Fabio Fiorina
5 * This file is part of LIBTASN1.
7 * The LIBTASN1 library is free software; you can redistribute it
8 * and/or modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
30 #define LIBTASN1_ERROR_ENTRY(name) \
33 struct libtasn1_error_entry
{
37 typedef struct libtasn1_error_entry libtasn1_error_entry
;
39 static const libtasn1_error_entry error_algorithms
[] = {
40 LIBTASN1_ERROR_ENTRY( ASN1_SUCCESS
),
41 LIBTASN1_ERROR_ENTRY( ASN1_FILE_NOT_FOUND
),
42 LIBTASN1_ERROR_ENTRY( ASN1_ELEMENT_NOT_FOUND
),
43 LIBTASN1_ERROR_ENTRY( ASN1_IDENTIFIER_NOT_FOUND
),
44 LIBTASN1_ERROR_ENTRY( ASN1_DER_ERROR
),
45 LIBTASN1_ERROR_ENTRY( ASN1_VALUE_NOT_FOUND
),
46 LIBTASN1_ERROR_ENTRY( ASN1_GENERIC_ERROR
),
47 LIBTASN1_ERROR_ENTRY( ASN1_VALUE_NOT_VALID
),
48 LIBTASN1_ERROR_ENTRY( ASN1_TAG_ERROR
),
49 LIBTASN1_ERROR_ENTRY( ASN1_TAG_IMPLICIT
),
50 LIBTASN1_ERROR_ENTRY( ASN1_ERROR_TYPE_ANY
),
51 LIBTASN1_ERROR_ENTRY( ASN1_SYNTAX_ERROR
),
52 LIBTASN1_ERROR_ENTRY( ASN1_MEM_ERROR
),
53 LIBTASN1_ERROR_ENTRY( ASN1_MEM_ALLOC_ERROR
),
54 LIBTASN1_ERROR_ENTRY( ASN1_DER_OVERFLOW
),
55 LIBTASN1_ERROR_ENTRY( ASN1_NAME_TOO_LONG
),
56 LIBTASN1_ERROR_ENTRY( ASN1_ARRAY_ERROR
),
57 LIBTASN1_ERROR_ENTRY( ASN1_ELEMENT_NOT_EMPTY
),
61 #define LIBTASN1_ERROR_LOOP(b) \
62 const libtasn1_error_entry *p; \
63 for(p = error_algorithms; p->name != NULL; p++) { b ; }
65 #define LIBTASN1_ERROR_ALG_LOOP(a) \
66 LIBTASN1_ERROR_LOOP( if(p->number == error) { a; break; } )
71 * libtasn1_perror - prints a string to stderr with a description of an error
72 * @error: is an error returned by a libtasn1 function.
74 * This function is like perror(). The only difference is that it
75 * accepts an error returned by a libtasn1 function.
77 void libtasn1_perror(asn1_retCode error
)
79 const char *ret
= NULL
;
82 LIBTASN1_ERROR_ALG_LOOP(ret
=
83 p
->name
+ sizeof("ASN1_") - 1);
85 _libtasn1_log( "LIBTASN1 ERROR: %s\n", ret
);
91 * libtasn1_strerror - Returns a string with a description of an error
92 * @error: is an error returned by a libtasn1 function.
94 * This function is similar to strerror(). The only difference is
95 * that it accepts an error (number) returned by a libtasn1 function.
97 * Returns: Pointer to static zero-terminated string describing error
100 const char* libtasn1_strerror(asn1_retCode error
)
102 const char *ret
= NULL
;
105 LIBTASN1_ERROR_ALG_LOOP(ret
=
106 p
->name
+ sizeof("ASN1_") - 1);
111 /* this function will output a message.
113 #ifdef LIBTASN1_DEBUG
114 void _libtasn1_log( const char *fmt
, ...) {
116 char str
[MAX_LOG_SIZE
];
119 vsprintf( str
,fmt
,args
); /* Flawfinder: ignore */
122 fprintf(stderr
, str
);
126 #else /* not DEBUG */
127 void _libtasn1_log( const char *fmt
, ...) {