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x509.h
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1 
6 /*
7  * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
8  * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
9  *
10  * This file is provided under the Apache License 2.0, or the
11  * GNU General Public License v2.0 or later.
12  *
13  * **********
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15  *
16  * Licensed under the Apache License, Version 2.0 (the "License"); you may
17  * not use this file except in compliance with the License.
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25  * See the License for the specific language governing permissions and
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32  *
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35  * the Free Software Foundation; either version 2 of the License, or
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38  * This program is distributed in the hope that it will be useful,
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48  *
49  * This file is part of mbed TLS (https://tls.mbed.org)
50  */
51 #ifndef MBEDTLS_X509_H
52 #define MBEDTLS_X509_H
53 
54 #if !defined(MBEDTLS_CONFIG_FILE)
55 #include "config.h"
56 #else
57 #include MBEDTLS_CONFIG_FILE
58 #endif
59 
60 #include "asn1.h"
61 #include "pk.h"
62 
63 #if defined(MBEDTLS_RSA_C)
64 #include "rsa.h"
65 #endif
66 
72 #if !defined(MBEDTLS_X509_MAX_INTERMEDIATE_CA)
73 
81 #define MBEDTLS_X509_MAX_INTERMEDIATE_CA 8
82 #endif
83 
88 #define MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE -0x2080
89 #define MBEDTLS_ERR_X509_UNKNOWN_OID -0x2100
90 #define MBEDTLS_ERR_X509_INVALID_FORMAT -0x2180
91 #define MBEDTLS_ERR_X509_INVALID_VERSION -0x2200
92 #define MBEDTLS_ERR_X509_INVALID_SERIAL -0x2280
93 #define MBEDTLS_ERR_X509_INVALID_ALG -0x2300
94 #define MBEDTLS_ERR_X509_INVALID_NAME -0x2380
95 #define MBEDTLS_ERR_X509_INVALID_DATE -0x2400
96 #define MBEDTLS_ERR_X509_INVALID_SIGNATURE -0x2480
97 #define MBEDTLS_ERR_X509_INVALID_EXTENSIONS -0x2500
98 #define MBEDTLS_ERR_X509_UNKNOWN_VERSION -0x2580
99 #define MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG -0x2600
100 #define MBEDTLS_ERR_X509_SIG_MISMATCH -0x2680
101 #define MBEDTLS_ERR_X509_CERT_VERIFY_FAILED -0x2700
102 #define MBEDTLS_ERR_X509_CERT_UNKNOWN_FORMAT -0x2780
103 #define MBEDTLS_ERR_X509_BAD_INPUT_DATA -0x2800
104 #define MBEDTLS_ERR_X509_ALLOC_FAILED -0x2880
105 #define MBEDTLS_ERR_X509_FILE_IO_ERROR -0x2900
106 #define MBEDTLS_ERR_X509_BUFFER_TOO_SMALL -0x2980
107 #define MBEDTLS_ERR_X509_FATAL_ERROR -0x3000
108 /* \} name */
109 
114 /* Reminder: update x509_crt_verify_strings[] in library/x509_crt.c */
115 #define MBEDTLS_X509_BADCERT_EXPIRED 0x01
116 #define MBEDTLS_X509_BADCERT_REVOKED 0x02
117 #define MBEDTLS_X509_BADCERT_CN_MISMATCH 0x04
118 #define MBEDTLS_X509_BADCERT_NOT_TRUSTED 0x08
119 #define MBEDTLS_X509_BADCRL_NOT_TRUSTED 0x10
120 #define MBEDTLS_X509_BADCRL_EXPIRED 0x20
121 #define MBEDTLS_X509_BADCERT_MISSING 0x40
122 #define MBEDTLS_X509_BADCERT_SKIP_VERIFY 0x80
123 #define MBEDTLS_X509_BADCERT_OTHER 0x0100
124 #define MBEDTLS_X509_BADCERT_FUTURE 0x0200
125 #define MBEDTLS_X509_BADCRL_FUTURE 0x0400
126 #define MBEDTLS_X509_BADCERT_KEY_USAGE 0x0800
127 #define MBEDTLS_X509_BADCERT_EXT_KEY_USAGE 0x1000
128 #define MBEDTLS_X509_BADCERT_NS_CERT_TYPE 0x2000
129 #define MBEDTLS_X509_BADCERT_BAD_MD 0x4000
130 #define MBEDTLS_X509_BADCERT_BAD_PK 0x8000
131 #define MBEDTLS_X509_BADCERT_BAD_KEY 0x010000
132 #define MBEDTLS_X509_BADCRL_BAD_MD 0x020000
133 #define MBEDTLS_X509_BADCRL_BAD_PK 0x040000
134 #define MBEDTLS_X509_BADCRL_BAD_KEY 0x080000
136 /* \} name */
137 /* \} addtogroup x509_module */
138 
139 /*
140  * X.509 v3 Key Usage Extension flags
141  * Reminder: update x509_info_key_usage() when adding new flags.
142  */
143 #define MBEDTLS_X509_KU_DIGITAL_SIGNATURE (0x80) /* bit 0 */
144 #define MBEDTLS_X509_KU_NON_REPUDIATION (0x40) /* bit 1 */
145 #define MBEDTLS_X509_KU_KEY_ENCIPHERMENT (0x20) /* bit 2 */
146 #define MBEDTLS_X509_KU_DATA_ENCIPHERMENT (0x10) /* bit 3 */
147 #define MBEDTLS_X509_KU_KEY_AGREEMENT (0x08) /* bit 4 */
148 #define MBEDTLS_X509_KU_KEY_CERT_SIGN (0x04) /* bit 5 */
149 #define MBEDTLS_X509_KU_CRL_SIGN (0x02) /* bit 6 */
150 #define MBEDTLS_X509_KU_ENCIPHER_ONLY (0x01) /* bit 7 */
151 #define MBEDTLS_X509_KU_DECIPHER_ONLY (0x8000) /* bit 8 */
152 
153 /*
154  * Netscape certificate types
155  * (http://www.mozilla.org/projects/security/pki/nss/tech-notes/tn3.html)
156  */
157 
158 #define MBEDTLS_X509_NS_CERT_TYPE_SSL_CLIENT (0x80) /* bit 0 */
159 #define MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER (0x40) /* bit 1 */
160 #define MBEDTLS_X509_NS_CERT_TYPE_EMAIL (0x20) /* bit 2 */
161 #define MBEDTLS_X509_NS_CERT_TYPE_OBJECT_SIGNING (0x10) /* bit 3 */
162 #define MBEDTLS_X509_NS_CERT_TYPE_RESERVED (0x08) /* bit 4 */
163 #define MBEDTLS_X509_NS_CERT_TYPE_SSL_CA (0x04) /* bit 5 */
164 #define MBEDTLS_X509_NS_CERT_TYPE_EMAIL_CA (0x02) /* bit 6 */
165 #define MBEDTLS_X509_NS_CERT_TYPE_OBJECT_SIGNING_CA (0x01) /* bit 7 */
166 
167 /*
168  * X.509 extension types
169  *
170  * Comments refer to the status for using certificates. Status can be
171  * different for writing certificates or reading CRLs or CSRs.
172  */
173 #define MBEDTLS_X509_EXT_AUTHORITY_KEY_IDENTIFIER (1 << 0)
174 #define MBEDTLS_X509_EXT_SUBJECT_KEY_IDENTIFIER (1 << 1)
175 #define MBEDTLS_X509_EXT_KEY_USAGE (1 << 2)
176 #define MBEDTLS_X509_EXT_CERTIFICATE_POLICIES (1 << 3)
177 #define MBEDTLS_X509_EXT_POLICY_MAPPINGS (1 << 4)
178 #define MBEDTLS_X509_EXT_SUBJECT_ALT_NAME (1 << 5) /* Supported (DNS) */
179 #define MBEDTLS_X509_EXT_ISSUER_ALT_NAME (1 << 6)
180 #define MBEDTLS_X509_EXT_SUBJECT_DIRECTORY_ATTRS (1 << 7)
181 #define MBEDTLS_X509_EXT_BASIC_CONSTRAINTS (1 << 8) /* Supported */
182 #define MBEDTLS_X509_EXT_NAME_CONSTRAINTS (1 << 9)
183 #define MBEDTLS_X509_EXT_POLICY_CONSTRAINTS (1 << 10)
184 #define MBEDTLS_X509_EXT_EXTENDED_KEY_USAGE (1 << 11)
185 #define MBEDTLS_X509_EXT_CRL_DISTRIBUTION_POINTS (1 << 12)
186 #define MBEDTLS_X509_EXT_INIHIBIT_ANYPOLICY (1 << 13)
187 #define MBEDTLS_X509_EXT_FRESHEST_CRL (1 << 14)
188 
189 #define MBEDTLS_X509_EXT_NS_CERT_TYPE (1 << 16)
190 
191 /*
192  * Storage format identifiers
193  * Recognized formats: PEM and DER
194  */
195 #define MBEDTLS_X509_FORMAT_DER 1
196 #define MBEDTLS_X509_FORMAT_PEM 2
197 
198 #define MBEDTLS_X509_MAX_DN_NAME_SIZE 256
200 #ifdef __cplusplus
201 extern "C" {
202 #endif
203 
217 
222 
228 
233 
235 typedef struct mbedtls_x509_time
236 {
237  int year, mon, day;
238  int hour, min, sec;
239 }
241 
256 int mbedtls_x509_dn_gets( char *buf, size_t size, const mbedtls_x509_name *dn );
257 
269 int mbedtls_x509_serial_gets( char *buf, size_t size, const mbedtls_x509_buf *serial );
270 
284 
298 
305 
306 /*
307  * Internal module functions. You probably do not want to use these unless you
308  * know you do.
309  */
310 int mbedtls_x509_get_name( unsigned char **p, const unsigned char *end,
311  mbedtls_x509_name *cur );
312 int mbedtls_x509_get_alg_null( unsigned char **p, const unsigned char *end,
313  mbedtls_x509_buf *alg );
314 int mbedtls_x509_get_alg( unsigned char **p, const unsigned char *end,
316 #if defined(MBEDTLS_X509_RSASSA_PSS_SUPPORT)
318  mbedtls_md_type_t *md_alg, mbedtls_md_type_t *mgf_md,
319  int *salt_len );
320 #endif
321 int mbedtls_x509_get_sig( unsigned char **p, const unsigned char *end, mbedtls_x509_buf *sig );
322 int mbedtls_x509_get_sig_alg( const mbedtls_x509_buf *sig_oid, const mbedtls_x509_buf *sig_params,
323  mbedtls_md_type_t *md_alg, mbedtls_pk_type_t *pk_alg,
324  void **sig_opts );
325 int mbedtls_x509_get_time( unsigned char **p, const unsigned char *end,
326  mbedtls_x509_time *t );
327 int mbedtls_x509_get_serial( unsigned char **p, const unsigned char *end,
329 int mbedtls_x509_get_ext( unsigned char **p, const unsigned char *end,
330  mbedtls_x509_buf *ext, int tag );
331 int mbedtls_x509_sig_alg_gets( char *buf, size_t size, const mbedtls_x509_buf *sig_oid,
332  mbedtls_pk_type_t pk_alg, mbedtls_md_type_t md_alg,
333  const void *sig_opts );
334 int mbedtls_x509_key_size_helper( char *buf, size_t buf_size, const char *name );
336 int mbedtls_x509_set_extension( mbedtls_asn1_named_data **head, const char *oid, size_t oid_len,
337  int critical, const unsigned char *val,
338  size_t val_len );
339 int mbedtls_x509_write_extensions( unsigned char **p, unsigned char *start,
341 int mbedtls_x509_write_names( unsigned char **p, unsigned char *start,
343 int mbedtls_x509_write_sig( unsigned char **p, unsigned char *start,
344  const char *oid, size_t oid_len,
345  unsigned char *sig, size_t size );
346 
347 #define MBEDTLS_X509_SAFE_SNPRINTF \
348  do { \
349  if( ret < 0 || (size_t) ret >= n ) \
350  return( MBEDTLS_ERR_X509_BUFFER_TOO_SMALL ); \
351  \
352  n -= (size_t) ret; \
353  p += (size_t) ret; \
354  } while( 0 )
355 
356 #ifdef __cplusplus
357 }
358 #endif
359 
360 #endif /* x509.h */
int mbedtls_x509_get_name(unsigned char **p, const unsigned char *end, mbedtls_x509_name *cur)
int mbedtls_x509_write_extensions(unsigned char **p, unsigned char *start, mbedtls_asn1_named_data *first)
mbedtls_asn1_buf mbedtls_x509_buf
Definition: x509.h:216
int mbedtls_x509_get_alg(unsigned char **p, const unsigned char *end, mbedtls_x509_buf *alg, mbedtls_x509_buf *params)
struct outqueuenode * head
Definition: adnsresfilter.c:66
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
int mbedtls_x509_time_is_future(const mbedtls_x509_time *from)
Check a given mbedtls_x509_time against the system time and tell if it's in the future.
const GLint * first
Definition: glext.h:5794
int mbedtls_x509_get_sig(unsigned char **p, const unsigned char *end, mbedtls_x509_buf *sig)
GLdouble GLdouble t
Definition: gl.h:2047
Definition: ecma_167.h:138
int mbedtls_x509_string_to_names(mbedtls_asn1_named_data **head, const char *name)
GLuint GLuint end
Definition: gl.h:1545
mbedtls_pk_type_t
Public key types.
Definition: pk.h:103
int mbedtls_x509_write_sig(unsigned char **p, unsigned char *start, const char *oid, size_t oid_len, unsigned char *sig, size_t size)
int mbedtls_x509_write_names(unsigned char **p, unsigned char *start, mbedtls_asn1_named_data *first)
int mbedtls_x509_key_size_helper(char *buf, size_t buf_size, const char *name)
#define verbose
Definition: rosglue.h:36
Public Key abstraction layer.
GLenum const GLfloat * params
Definition: glext.h:5645
int mbedtls_x509_get_sig_alg(const mbedtls_x509_buf *sig_oid, const mbedtls_x509_buf *sig_params, mbedtls_md_type_t *md_alg, mbedtls_pk_type_t *pk_alg, void **sig_opts)
int mbedtls_x509_get_rsassa_pss_params(const mbedtls_x509_buf *params, mbedtls_md_type_t *md_alg, mbedtls_md_type_t *mgf_md, int *salt_len)
mbedtls_asn1_sequence mbedtls_x509_sequence
Definition: x509.h:232
int mbedtls_x509_serial_gets(char *buf, size_t size, const mbedtls_x509_buf *serial)
Store the certificate serial in printable form into buf; no more than size characters will be written...
char ext[3]
Definition: mkdosfs.c:358
Generic ASN.1 parsing.
GLuint GLfloat * val
Definition: glext.h:7180
struct mbedtls_x509_time mbedtls_x509_time
GLsizeiptr size
Definition: glext.h:5919
int mbedtls_x509_sig_alg_gets(char *buf, size_t size, const mbedtls_x509_buf *sig_oid, mbedtls_pk_type_t pk_alg, mbedtls_md_type_t md_alg, const void *sig_opts)
mbedtls_asn1_bitstring mbedtls_x509_bitstring
Definition: x509.h:221
mbedtls_asn1_named_data mbedtls_x509_name
Definition: x509.h:227
The RSA public-key cryptosystem.
int mbedtls_x509_time_is_past(const mbedtls_x509_time *to)
Check a given mbedtls_x509_time against the system time and tell if it's in the past.
int mbedtls_x509_self_test(int verbose)
Checkup routine.
uint32_t serial
Definition: fsck.fat.h:64
GLuint start
Definition: gl.h:1545
int mbedtls_x509_set_extension(mbedtls_asn1_named_data **head, const char *oid, size_t oid_len, int critical, const unsigned char *val, size_t val_len)
int mbedtls_x509_dn_gets(char *buf, size_t size, const mbedtls_x509_name *dn)
Store the certificate DN in printable form into buf; no more than size characters will be written.
Definition: name.c:38
int mbedtls_x509_get_ext(unsigned char **p, const unsigned char *end, mbedtls_x509_buf *ext, int tag)
int mbedtls_x509_get_alg_null(unsigned char **p, const unsigned char *end, mbedtls_x509_buf *alg)
mbedtls_md_type_t
Enumeration of supported message digests.
Definition: md.h:83
GLfloat GLfloat p
Definition: glext.h:8902
CardRegion * from
Definition: spigame.cpp:19
int mbedtls_x509_get_serial(unsigned char **p, const unsigned char *end, mbedtls_x509_buf *serial)
int mbedtls_x509_get_time(unsigned char **p, const unsigned char *end, mbedtls_x509_time *t)