xref: /openbsd-src/lib/libcrypto/err/err.h (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
1 /* crypto/err/err.h */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@cryptsoft.com).
7  * The implementation was written so as to conform with Netscapes SSL.
8  *
9  * This library is free for commercial and non-commercial use as long as
10  * the following conditions are aheared to.  The following conditions
11  * apply to all code found in this distribution, be it the RC4, RSA,
12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13  * included with this distribution is covered by the same copyright terms
14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15  *
16  * Copyright remains Eric Young's, and as such any Copyright notices in
17  * the code are not to be removed.
18  * If this package is used in a product, Eric Young should be given attribution
19  * as the author of the parts of the library used.
20  * This can be in the form of a textual message at program startup or
21  * in documentation (online or textual) provided with the package.
22  *
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
26  * 1. Redistributions of source code must retain the copyright
27  *    notice, this list of conditions and the following disclaimer.
28  * 2. Redistributions in binary form must reproduce the above copyright
29  *    notice, this list of conditions and the following disclaimer in the
30  *    documentation and/or other materials provided with the distribution.
31  * 3. All advertising materials mentioning features or use of this software
32  *    must display the following acknowledgement:
33  *    "This product includes cryptographic software written by
34  *     Eric Young (eay@cryptsoft.com)"
35  *    The word 'cryptographic' can be left out if the rouines from the library
36  *    being used are not cryptographic related :-).
37  * 4. If you include any Windows specific code (or a derivative thereof) from
38  *    the apps directory (application code) you must include an acknowledgement:
39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40  *
41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51  * SUCH DAMAGE.
52  *
53  * The licence and distribution terms for any publically available version or
54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55  * copied and put under another distribution licence
56  * [including the GNU Public Licence.]
57  */
58 
59 #ifndef HEADER_ERR_H
60 #define HEADER_ERR_H
61 
62 #ifndef NO_FP_API
63 #include <stdio.h>
64 #include <stdlib.h>
65 #endif
66 
67 #ifndef NO_BIO
68 #include <openssl/bio.h>
69 #endif
70 #ifndef NO_LHASH
71 #include <openssl/lhash.h>
72 #endif
73 
74 #ifdef	__cplusplus
75 extern "C" {
76 #endif
77 
78 /* The following is a bit of a trick to help the object files only contain
79  * the 'name of the file' string once.  Since 'err.h' is protected by the
80  * HEADER_ERR_H stuff, this should be included only once per file. */
81 
82 #define ERR_file_name	__FILE__
83 
84 #ifndef NO_ERR
85 #define ERR_PUT_error(a,b,c,d,e)	ERR_put_error(a,b,c,d,e)
86 #else
87 #define ERR_PUT_error(a,b,c,d,e)	ERR_put_error(a,b,c,NULL,0)
88 #endif
89 
90 #include <errno.h>
91 
92 #define ERR_TXT_MALLOCED	0x01
93 #define ERR_TXT_STRING		0x02
94 
95 #define ERR_NUM_ERRORS	16
96 typedef struct err_state_st
97 	{
98 	unsigned long pid;
99 	unsigned long err_buffer[ERR_NUM_ERRORS];
100 	char *err_data[ERR_NUM_ERRORS];
101 	int err_data_flags[ERR_NUM_ERRORS];
102 	const char *err_file[ERR_NUM_ERRORS];
103 	int err_line[ERR_NUM_ERRORS];
104 	int top,bottom;
105 	} ERR_STATE;
106 
107 /* library */
108 #define ERR_LIB_NONE		1
109 #define ERR_LIB_SYS		2
110 #define ERR_LIB_BN		3
111 #define ERR_LIB_RSA		4
112 #define ERR_LIB_DH		5
113 #define ERR_LIB_EVP		6
114 #define ERR_LIB_BUF		7
115 #define ERR_LIB_OBJ		8
116 #define ERR_LIB_PEM		9
117 #define ERR_LIB_DSA		10
118 #define ERR_LIB_X509		11
119 #define ERR_LIB_METH		12
120 #define ERR_LIB_ASN1		13
121 #define ERR_LIB_CONF		14
122 #define ERR_LIB_CRYPTO		15
123 #define ERR_LIB_SSL		20
124 #define ERR_LIB_SSL23		21
125 #define ERR_LIB_SSL2		22
126 #define ERR_LIB_SSL3		23
127 #define ERR_LIB_RSAREF		30
128 #define ERR_LIB_PROXY		31
129 #define ERR_LIB_BIO		32
130 #define ERR_LIB_PKCS7		33
131 #define ERR_LIB_X509V3		34
132 #define ERR_LIB_PKCS12		35
133 #define ERR_LIB_RAND		36
134 #define ERR_LIB_DSO		37
135 #define ERR_LIB_ENGINE		38
136 
137 #define ERR_LIB_USER		128
138 
139 #define SYSerr(f,r)  ERR_PUT_error(ERR_LIB_SYS,(f),(r),ERR_file_name,__LINE__)
140 #define BNerr(f,r)   ERR_PUT_error(ERR_LIB_BN,(f),(r),ERR_file_name,__LINE__)
141 #define RSAerr(f,r)  ERR_PUT_error(ERR_LIB_RSA,(f),(r),ERR_file_name,__LINE__)
142 #define DHerr(f,r)   ERR_PUT_error(ERR_LIB_DH,(f),(r),ERR_file_name,__LINE__)
143 #define EVPerr(f,r)  ERR_PUT_error(ERR_LIB_EVP,(f),(r),ERR_file_name,__LINE__)
144 #define BUFerr(f,r)  ERR_PUT_error(ERR_LIB_BUF,(f),(r),ERR_file_name,__LINE__)
145 #define BIOerr(f,r)  ERR_PUT_error(ERR_LIB_BIO,(f),(r),ERR_file_name,__LINE__)
146 #define OBJerr(f,r)  ERR_PUT_error(ERR_LIB_OBJ,(f),(r),ERR_file_name,__LINE__)
147 #define PEMerr(f,r)  ERR_PUT_error(ERR_LIB_PEM,(f),(r),ERR_file_name,__LINE__)
148 #define DSAerr(f,r)  ERR_PUT_error(ERR_LIB_DSA,(f),(r),ERR_file_name,__LINE__)
149 #define X509err(f,r) ERR_PUT_error(ERR_LIB_X509,(f),(r),ERR_file_name,__LINE__)
150 #define METHerr(f,r) ERR_PUT_error(ERR_LIB_METH,(f),(r),ERR_file_name,__LINE__)
151 #define ASN1err(f,r) ERR_PUT_error(ERR_LIB_ASN1,(f),(r),ERR_file_name,__LINE__)
152 #define CONFerr(f,r) ERR_PUT_error(ERR_LIB_CONF,(f),(r),ERR_file_name,__LINE__)
153 #define CRYPTOerr(f,r) ERR_PUT_error(ERR_LIB_CRYPTO,(f),(r),ERR_file_name,__LINE__)
154 #define SSLerr(f,r)  ERR_PUT_error(ERR_LIB_SSL,(f),(r),ERR_file_name,__LINE__)
155 #define SSL23err(f,r) ERR_PUT_error(ERR_LIB_SSL23,(f),(r),ERR_file_name,__LINE__)
156 #define SSL2err(f,r) ERR_PUT_error(ERR_LIB_SSL2,(f),(r),ERR_file_name,__LINE__)
157 #define SSL3err(f,r) ERR_PUT_error(ERR_LIB_SSL3,(f),(r),ERR_file_name,__LINE__)
158 #define RSAREFerr(f,r) ERR_PUT_error(ERR_LIB_RSAREF,(f),(r),ERR_file_name,__LINE__)
159 #define PROXYerr(f,r) ERR_PUT_error(ERR_LIB_PROXY,(f),(r),ERR_file_name,__LINE__)
160 #define PKCS7err(f,r) ERR_PUT_error(ERR_LIB_PKCS7,(f),(r),ERR_file_name,__LINE__)
161 #define X509V3err(f,r) ERR_PUT_error(ERR_LIB_X509V3,(f),(r),ERR_file_name,__LINE__)
162 #define PKCS12err(f,r) ERR_PUT_error(ERR_LIB_PKCS12,(f),(r),ERR_file_name,__LINE__)
163 #define RANDerr(f,r) ERR_PUT_error(ERR_LIB_RAND,(f),(r),ERR_file_name,__LINE__)
164 #define DSOerr(f,r) ERR_PUT_error(ERR_LIB_DSO,(f),(r),ERR_file_name,__LINE__)
165 #define ENGINEerr(f,r) ERR_PUT_error(ERR_LIB_ENGINE,(f),(r),ERR_file_name,__LINE__)
166 
167 /* Borland C seems too stupid to be able to shift and do longs in
168  * the pre-processor :-( */
169 #define ERR_PACK(l,f,r)		(((((unsigned long)l)&0xffL)*0x1000000)| \
170 				((((unsigned long)f)&0xfffL)*0x1000)| \
171 				((((unsigned long)r)&0xfffL)))
172 #define ERR_GET_LIB(l)		(int)((((unsigned long)l)>>24L)&0xffL)
173 #define ERR_GET_FUNC(l)		(int)((((unsigned long)l)>>12L)&0xfffL)
174 #define ERR_GET_REASON(l)	(int)((l)&0xfffL)
175 #define ERR_FATAL_ERROR(l)	(int)((l)&ERR_R_FATAL)
176 
177 /* OS functions */
178 #define SYS_F_FOPEN		1
179 #define SYS_F_CONNECT		2
180 #define SYS_F_GETSERVBYNAME	3
181 #define SYS_F_SOCKET		4
182 #define SYS_F_IOCTLSOCKET	5
183 #define SYS_F_BIND		6
184 #define SYS_F_LISTEN		7
185 #define SYS_F_ACCEPT		8
186 #define SYS_F_WSASTARTUP	9 /* Winsock stuff */
187 #define SYS_F_OPENDIR		10
188 
189 #define ERR_R_FATAL		32
190 /* reasons */
191 #define ERR_R_SYS_LIB	ERR_LIB_SYS
192 #define ERR_R_BN_LIB	ERR_LIB_BN
193 #define ERR_R_RSA_LIB	ERR_LIB_RSA
194 #define ERR_R_DSA_LIB	ERR_LIB_DSA
195 #define ERR_R_DH_LIB	ERR_LIB_DH
196 #define ERR_R_EVP_LIB	ERR_LIB_EVP
197 #define ERR_R_BUF_LIB	ERR_LIB_BUF
198 #define ERR_R_BIO_LIB	ERR_LIB_BIO
199 #define ERR_R_OBJ_LIB	ERR_LIB_OBJ
200 #define ERR_R_PEM_LIB	ERR_LIB_PEM
201 #define ERR_R_X509_LIB	ERR_LIB_X509
202 #define ERR_R_METH_LIB	ERR_LIB_METH
203 #define ERR_R_ASN1_LIB	ERR_LIB_ASN1
204 #define ERR_R_CONF_LIB	ERR_LIB_CONF
205 #define ERR_R_CRYPTO_LIB ERR_LIB_CRYPTO
206 #define ERR_R_SSL_LIB	ERR_LIB_SSL
207 #define ERR_R_SSL23_LIB	ERR_LIB_SSL23
208 #define ERR_R_SSL2_LIB	ERR_LIB_SSL2
209 #define ERR_R_SSL3_LIB	ERR_LIB_SSL3
210 #define ERR_R_PROXY_LIB	ERR_LIB_PROXY
211 #define ERR_R_BIO_LIB	ERR_LIB_BIO
212 #define ERR_R_PKCS7_LIB	ERR_LIB_PKCS7
213 #define ERR_R_PKCS12_LIB ERR_LIB_PKCS12
214 #define ERR_R_DSO_LIB	ERR_LIB_DSO
215 #define ERR_R_ENGINE_LIB ERR_LIB_ENGINE
216 
217 /* fatal error */
218 #define	ERR_R_MALLOC_FAILURE			(1|ERR_R_FATAL)
219 #define	ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED	(2|ERR_R_FATAL)
220 #define	ERR_R_PASSED_NULL_PARAMETER		(3|ERR_R_FATAL)
221 #define ERR_R_NESTED_ASN1_ERROR			(4)
222 #define ERR_R_BAD_ASN1_OBJECT_HEADER		(5)
223 #define ERR_R_BAD_GET_ASN1_OBJECT_CALL		(6)
224 #define ERR_R_EXPECTING_AN_ASN1_SEQUENCE	(7)
225 #define ERR_R_ASN1_LENGTH_MISMATCH		(8)
226 #define ERR_R_MISSING_ASN1_EOS			(9)
227 
228 typedef struct ERR_string_data_st
229 	{
230 	unsigned long error;
231 	const char *string;
232 	} ERR_STRING_DATA;
233 
234 void ERR_put_error(int lib, int func,int reason,const char *file,int line);
235 void ERR_set_error_data(char *data,int flags);
236 
237 unsigned long ERR_get_error(void );
238 unsigned long ERR_get_error_line(const char **file,int *line);
239 unsigned long ERR_get_error_line_data(const char **file,int *line,
240 				      const char **data, int *flags);
241 unsigned long ERR_peek_error(void );
242 unsigned long ERR_peek_error_line(const char **file,int *line);
243 unsigned long ERR_peek_error_line_data(const char **file,int *line,
244 				       const char **data,int *flags);
245 void ERR_clear_error(void );
246 char *ERR_error_string(unsigned long e,char *buf);
247 void ERR_error_string_n(unsigned long e, char *buf, size_t len);
248 const char *ERR_lib_error_string(unsigned long e);
249 const char *ERR_func_error_string(unsigned long e);
250 const char *ERR_reason_error_string(unsigned long e);
251 #ifndef NO_FP_API
252 void ERR_print_errors_fp(FILE *fp);
253 #endif
254 #ifndef NO_BIO
255 void ERR_print_errors(BIO *bp);
256 void ERR_add_error_data(int num, ...);
257 #endif
258 void ERR_load_strings(int lib,ERR_STRING_DATA str[]);
259 void ERR_load_ERR_strings(void);
260 void ERR_load_crypto_strings(void);
261 void ERR_free_strings(void);
262 
263 void ERR_remove_state(unsigned long pid); /* if zero we look it up */
264 ERR_STATE *ERR_get_state(void);
265 
266 #ifndef NO_LHASH
267 LHASH *ERR_get_string_table(void);
268 LHASH *ERR_get_err_state_table(void); /* even less thread-safe than
269 				       * ERR_get_string_table :-) */
270 #endif
271 
272 int ERR_get_next_error_library(void);
273 
274 #ifdef	__cplusplus
275 }
276 #endif
277 
278 #endif
279