/src/mbedtls/library/oid.c
Line  | Count  | Source (jump to first uncovered line)  | 
1  |  | /**  | 
2  |  |  * \file oid.c  | 
3  |  |  *  | 
4  |  |  * \brief Object Identifier (OID) database  | 
5  |  |  *  | 
6  |  |  *  Copyright The Mbed TLS Contributors  | 
7  |  |  *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later  | 
8  |  |  */  | 
9  |  |  | 
10  |  | #include "common.h"  | 
11  |  |  | 
12  |  | #if defined(MBEDTLS_OID_C)  | 
13  |  |  | 
14  |  | #include "mbedtls/oid.h"  | 
15  |  | #include "mbedtls/rsa.h"  | 
16  |  | #include "mbedtls/error.h"  | 
17  |  | #include "mbedtls/pk.h"  | 
18  |  |  | 
19  |  | #include <stdio.h>  | 
20  |  | #include <string.h>  | 
21  |  |  | 
22  |  | #include "mbedtls/platform.h"  | 
23  |  |  | 
24  |  | /*  | 
25  |  |  * Macro to automatically add the size of #define'd OIDs  | 
26  |  |  */  | 
27  |  | #define ADD_LEN(s)      s, MBEDTLS_OID_SIZE(s)  | 
28  |  |  | 
29  |  | /*  | 
30  |  |  * Macro to generate mbedtls_oid_descriptor_t  | 
31  |  |  */  | 
32  |  | #if !defined(MBEDTLS_X509_REMOVE_INFO)  | 
33  |  | #define OID_DESCRIPTOR(s, name, description)  { ADD_LEN(s), name, description } | 
34  |  | #define NULL_OID_DESCRIPTOR                   { NULL, 0, NULL, NULL } | 
35  |  | #else  | 
36  |  | #define OID_DESCRIPTOR(s, name, description)  { ADD_LEN(s) } | 
37  |  | #define NULL_OID_DESCRIPTOR                   { NULL, 0 } | 
38  |  | #endif  | 
39  |  |  | 
40  |  | /*  | 
41  |  |  * Macro to generate an internal function for oid_XXX_from_asn1() (used by  | 
42  |  |  * the other functions)  | 
43  |  |  */  | 
44  |  | #define FN_OID_TYPED_FROM_ASN1(TYPE_T, NAME, LIST)                    \  | 
45  |  |     static const TYPE_T *oid_ ## NAME ## _from_asn1(                   \  | 
46  |  |         const mbedtls_asn1_buf *oid)     \  | 
47  | 16  |     {                                                                   \ | 
48  | 16  |         const TYPE_T *p = (LIST);                                       \  | 
49  | 16  |         const mbedtls_oid_descriptor_t *cur =                           \  | 
50  | 16  |             (const mbedtls_oid_descriptor_t *) p;                       \  | 
51  | 16  |         if (p == NULL || oid == NULL) return NULL;                  \  | 
52  | 72  |         while (cur->asn1 != NULL) {                                    \ | 
53  | 72  |             if (cur->asn1_len == oid->len &&                            \  | 
54  | 72  |                 memcmp(cur->asn1, oid->p, oid->len) == 0) {          \ | 
55  | 16  |                 return p;                                            \  | 
56  | 16  |             }                                                           \  | 
57  | 72  |             p++;                                                        \  | 
58  | 56  |             cur = (const mbedtls_oid_descriptor_t *) p;                 \  | 
59  | 56  |         }                                                               \  | 
60  | 16  |         return NULL;                                                 \  | 
61  | 16  |     } Unexecuted instantiation: oid.c:oid_x520_attr_from_asn1 oid.c:oid_x509_ext_from_asn1 Line  | Count  | Source  |  47  | 9  |     {                                                                   \ |  48  | 9  |         const TYPE_T *p = (LIST);                                       \  |  49  | 9  |         const mbedtls_oid_descriptor_t *cur =                           \  |  50  | 9  |             (const mbedtls_oid_descriptor_t *) p;                       \  |  51  | 9  |         if (p == NULL || oid == NULL) return NULL;                  \  |  52  | 48  |         while (cur->asn1 != NULL) {                                    \ |  53  | 48  |             if (cur->asn1_len == oid->len &&                            \  |  54  | 48  |                 memcmp(cur->asn1, oid->p, oid->len) == 0) {          \ |  55  | 9  |                 return p;                                            \  |  56  | 9  |             }                                                           \  |  57  | 48  |             p++;                                                        \  |  58  | 39  |             cur = (const mbedtls_oid_descriptor_t *) p;                 \  |  59  | 39  |         }                                                               \  |  60  | 9  |         return NULL;                                                 \  |  61  | 9  |     }  |  
 Unexecuted instantiation: oid.c:oid_ext_key_usage_from_asn1 Unexecuted instantiation: oid.c:oid_certificate_policies_from_asn1 oid.c:oid_sig_alg_from_asn1 Line  | Count  | Source  |  47  | 3  |     {                                                                   \ |  48  | 3  |         const TYPE_T *p = (LIST);                                       \  |  49  | 3  |         const mbedtls_oid_descriptor_t *cur =                           \  |  50  | 3  |             (const mbedtls_oid_descriptor_t *) p;                       \  |  51  | 3  |         if (p == NULL || oid == NULL) return NULL;                  \  |  52  | 16  |         while (cur->asn1 != NULL) {                                    \ |  53  | 16  |             if (cur->asn1_len == oid->len &&                            \  |  54  | 16  |                 memcmp(cur->asn1, oid->p, oid->len) == 0) {          \ |  55  | 3  |                 return p;                                            \  |  56  | 3  |             }                                                           \  |  57  | 16  |             p++;                                                        \  |  58  | 13  |             cur = (const mbedtls_oid_descriptor_t *) p;                 \  |  59  | 13  |         }                                                               \  |  60  | 3  |         return NULL;                                                 \  |  61  | 3  |     }  |  
 oid.c:oid_pk_alg_from_asn1 Line  | Count  | Source  |  47  | 3  |     {                                                                   \ |  48  | 3  |         const TYPE_T *p = (LIST);                                       \  |  49  | 3  |         const mbedtls_oid_descriptor_t *cur =                           \  |  50  | 3  |             (const mbedtls_oid_descriptor_t *) p;                       \  |  51  | 3  |         if (p == NULL || oid == NULL) return NULL;                  \  |  52  | 4  |         while (cur->asn1 != NULL) {                                    \ |  53  | 4  |             if (cur->asn1_len == oid->len &&                            \  |  54  | 4  |                 memcmp(cur->asn1, oid->p, oid->len) == 0) {          \ |  55  | 3  |                 return p;                                            \  |  56  | 3  |             }                                                           \  |  57  | 4  |             p++;                                                        \  |  58  | 1  |             cur = (const mbedtls_oid_descriptor_t *) p;                 \  |  59  | 1  |         }                                                               \  |  60  | 3  |         return NULL;                                                 \  |  61  | 3  |     }  |  
 oid.c:oid_grp_id_from_asn1 Line  | Count  | Source  |  47  | 1  |     {                                                                   \ |  48  | 1  |         const TYPE_T *p = (LIST);                                       \  |  49  | 1  |         const mbedtls_oid_descriptor_t *cur =                           \  |  50  | 1  |             (const mbedtls_oid_descriptor_t *) p;                       \  |  51  | 1  |         if (p == NULL || oid == NULL) return NULL;                  \  |  52  | 4  |         while (cur->asn1 != NULL) {                                    \ |  53  | 4  |             if (cur->asn1_len == oid->len &&                            \  |  54  | 4  |                 memcmp(cur->asn1, oid->p, oid->len) == 0) {          \ |  55  | 1  |                 return p;                                            \  |  56  | 1  |             }                                                           \  |  57  | 4  |             p++;                                                        \  |  58  | 3  |             cur = (const mbedtls_oid_descriptor_t *) p;                 \  |  59  | 3  |         }                                                               \  |  60  | 1  |         return NULL;                                                 \  |  61  | 1  |     }  |  
 Unexecuted instantiation: oid.c:oid_grp_id_algid_from_asn1 Unexecuted instantiation: oid.c:oid_cipher_alg_from_asn1 Unexecuted instantiation: oid.c:oid_md_alg_from_asn1 Unexecuted instantiation: oid.c:oid_md_hmac_from_asn1 Unexecuted instantiation: oid.c:oid_pkcs12_pbe_alg_from_asn1  | 
62  |  |  | 
63  |  | #if !defined(MBEDTLS_X509_REMOVE_INFO)  | 
64  |  | /*  | 
65  |  |  * Macro to generate a function for retrieving a single attribute from the  | 
66  |  |  * descriptor of an mbedtls_oid_descriptor_t wrapper.  | 
67  |  |  */  | 
68  |  | #define FN_OID_GET_DESCRIPTOR_ATTR1(FN_NAME, TYPE_T, TYPE_NAME, ATTR1_TYPE, ATTR1) \  | 
69  |  |     int FN_NAME(const mbedtls_asn1_buf *oid, ATTR1_TYPE * ATTR1)                  \  | 
70  | 0  |     {                                                                       \ | 
71  | 0  |         const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);        \  | 
72  | 0  |         if (data == NULL) return MBEDTLS_ERR_OID_NOT_FOUND;            \  | 
73  | 0  |         *ATTR1 = data->descriptor.ATTR1;                                    \  | 
74  | 0  |         return 0;                                                        \  | 
75  | 0  |     }  | 
76  |  | #endif /* MBEDTLS_X509_REMOVE_INFO */  | 
77  |  |  | 
78  |  | /*  | 
79  |  |  * Macro to generate a function for retrieving a single attribute from an  | 
80  |  |  * mbedtls_oid_descriptor_t wrapper.  | 
81  |  |  */  | 
82  |  | #define FN_OID_GET_ATTR1(FN_NAME, TYPE_T, TYPE_NAME, ATTR1_TYPE, ATTR1) \  | 
83  |  |     int FN_NAME(const mbedtls_asn1_buf *oid, ATTR1_TYPE * ATTR1)                  \  | 
84  | 13  |     {                                                                       \ | 
85  | 13  |         const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);        \  | 
86  | 13  |         if (data == NULL) return MBEDTLS_ERR_OID_NOT_FOUND;            \  | 
87  | 13  |         *ATTR1 = data->ATTR1;                                               \  | 
88  | 13  |         return 0;                                                        \  | 
89  | 13  |     } Unexecuted instantiation: mbedtls_oid_get_attr_short_name mbedtls_oid_get_x509_ext_type Line  | Count  | Source  |  84  | 9  |     {                                                                       \ |  85  | 9  |         const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);        \  |  86  | 9  |         if (data == NULL) return MBEDTLS_ERR_OID_NOT_FOUND;            \  |  87  | 9  |         *ATTR1 = data->ATTR1;                                               \  |  88  | 9  |         return 0;                                                        \  |  89  | 9  |     }  |  
 Unexecuted instantiation: mbedtls_oid_get_extended_key_usage Unexecuted instantiation: mbedtls_oid_get_certificate_policies Line  | Count  | Source  |  84  | 3  |     {                                                                       \ |  85  | 3  |         const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);        \  |  86  | 3  |         if (data == NULL) return MBEDTLS_ERR_OID_NOT_FOUND;            \  |  87  | 3  |         *ATTR1 = data->ATTR1;                                               \  |  88  | 3  |         return 0;                                                        \  |  89  | 3  |     }  |  
 Line  | Count  | Source  |  84  | 1  |     {                                                                       \ |  85  | 1  |         const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);        \  |  86  | 1  |         if (data == NULL) return MBEDTLS_ERR_OID_NOT_FOUND;            \  |  87  | 1  |         *ATTR1 = data->ATTR1;                                               \  |  88  | 1  |         return 0;                                                        \  |  89  | 1  |     }  |  
 Unexecuted instantiation: mbedtls_oid_get_ec_grp_algid Unexecuted instantiation: mbedtls_oid_get_cipher_alg Unexecuted instantiation: mbedtls_oid_get_md_alg Unexecuted instantiation: mbedtls_oid_get_md_hmac  | 
90  |  |  | 
91  |  | /*  | 
92  |  |  * Macro to generate a function for retrieving two attributes from an  | 
93  |  |  * mbedtls_oid_descriptor_t wrapper.  | 
94  |  |  */  | 
95  |  | #define FN_OID_GET_ATTR2(FN_NAME, TYPE_T, TYPE_NAME, ATTR1_TYPE, ATTR1,     \  | 
96  |  |                          ATTR2_TYPE, ATTR2)                                 \  | 
97  |  |     int FN_NAME(const mbedtls_asn1_buf *oid, ATTR1_TYPE * ATTR1,               \  | 
98  |  |                 ATTR2_TYPE * ATTR2)              \  | 
99  | 3  |     {                                                                           \ | 
100  | 3  |         const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);            \  | 
101  | 3  |         if (data == NULL) return MBEDTLS_ERR_OID_NOT_FOUND;                 \  | 
102  | 3  |         *(ATTR1) = data->ATTR1;                                                 \  | 
103  | 3  |         *(ATTR2) = data->ATTR2;                                                 \  | 
104  | 3  |         return 0;                                                            \  | 
105  | 3  |     } Line  | Count  | Source  |  99  | 3  |     {                                                                           \ |  100  | 3  |         const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);            \  |  101  | 3  |         if (data == NULL) return MBEDTLS_ERR_OID_NOT_FOUND;                 \  |  102  | 3  |         *(ATTR1) = data->ATTR1;                                                 \  |  103  | 3  |         *(ATTR2) = data->ATTR2;                                                 \  |  104  | 3  |         return 0;                                                            \  |  105  | 3  |     }  |  
 Unexecuted instantiation: mbedtls_oid_get_pkcs12_pbe_alg  | 
106  |  |  | 
107  |  | /*  | 
108  |  |  * Macro to generate a function for retrieving the OID based on a single  | 
109  |  |  * attribute from a mbedtls_oid_descriptor_t wrapper.  | 
110  |  |  */  | 
111  |  | #define FN_OID_GET_OID_BY_ATTR1(FN_NAME, TYPE_T, LIST, ATTR1_TYPE, ATTR1)   \  | 
112  |  |     int FN_NAME(ATTR1_TYPE ATTR1, const char **oid, size_t *olen)             \  | 
113  | 0  |     {                                                                           \ | 
114  | 0  |         const TYPE_T *cur = (LIST);                                             \  | 
115  | 0  |         while (cur->descriptor.asn1 != NULL) {                                 \ | 
116  | 0  |             if (cur->ATTR1 == (ATTR1)) {                                       \ | 
117  | 0  |                 *oid = cur->descriptor.asn1;                                    \  | 
118  | 0  |                 *olen = cur->descriptor.asn1_len;                               \  | 
119  | 0  |                 return 0;                                                    \  | 
120  | 0  |             }                                                                   \  | 
121  | 0  |             cur++;                                                              \  | 
122  | 0  |         }                                                                       \  | 
123  | 0  |         return MBEDTLS_ERR_OID_NOT_FOUND;                                    \  | 
124  | 0  |     } Unexecuted instantiation: mbedtls_oid_get_oid_by_pk_alg Unexecuted instantiation: mbedtls_oid_get_oid_by_ec_grp Unexecuted instantiation: mbedtls_oid_get_oid_by_ec_grp_algid Unexecuted instantiation: mbedtls_oid_get_oid_by_md  | 
125  |  |  | 
126  |  | /*  | 
127  |  |  * Macro to generate a function for retrieving the OID based on two  | 
128  |  |  * attributes from a mbedtls_oid_descriptor_t wrapper.  | 
129  |  |  */  | 
130  |  | #define FN_OID_GET_OID_BY_ATTR2(FN_NAME, TYPE_T, LIST, ATTR1_TYPE, ATTR1,   \  | 
131  |  |                                 ATTR2_TYPE, ATTR2)                          \  | 
132  |  |     int FN_NAME(ATTR1_TYPE ATTR1, ATTR2_TYPE ATTR2, const char **oid,         \  | 
133  |  |                 size_t *olen)                                                 \  | 
134  | 0  |     {                                                                           \ | 
135  | 0  |         const TYPE_T *cur = (LIST);                                             \  | 
136  | 0  |         while (cur->descriptor.asn1 != NULL) {                                 \ | 
137  | 0  |             if (cur->ATTR1 == (ATTR1) && cur->ATTR2 == (ATTR2)) {              \ | 
138  | 0  |                 *oid = cur->descriptor.asn1;                                    \  | 
139  | 0  |                 *olen = cur->descriptor.asn1_len;                               \  | 
140  | 0  |                 return 0;                                                    \  | 
141  | 0  |             }                                                                   \  | 
142  | 0  |             cur++;                                                              \  | 
143  | 0  |         }                                                                       \  | 
144  | 0  |         return MBEDTLS_ERR_OID_NOT_FOUND;                                   \  | 
145  | 0  |     }  | 
146  |  |  | 
147  |  | /*  | 
148  |  |  * For X520 attribute types  | 
149  |  |  */  | 
150  |  | typedef struct { | 
151  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
152  |  |     const char          *short_name;  | 
153  |  | } oid_x520_attr_t;  | 
154  |  |  | 
155  |  | static const oid_x520_attr_t oid_x520_attr_type[] =  | 
156  |  | { | 
157  |  |     { | 
158  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_CN,          "id-at-commonName",               "Common Name"),  | 
159  |  |         "CN",  | 
160  |  |     },  | 
161  |  |     { | 
162  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_COUNTRY,     "id-at-countryName",              "Country"),  | 
163  |  |         "C",  | 
164  |  |     },  | 
165  |  |     { | 
166  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_LOCALITY,    "id-at-locality",                 "Locality"),  | 
167  |  |         "L",  | 
168  |  |     },  | 
169  |  |     { | 
170  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_STATE,       "id-at-state",                    "State"),  | 
171  |  |         "ST",  | 
172  |  |     },  | 
173  |  |     { | 
174  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_ORGANIZATION, "id-at-organizationName",  | 
175  |  |                        "Organization"),  | 
176  |  |         "O",  | 
177  |  |     },  | 
178  |  |     { | 
179  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_ORG_UNIT,    "id-at-organizationalUnitName",   "Org Unit"),  | 
180  |  |         "OU",  | 
181  |  |     },  | 
182  |  |     { | 
183  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS9_EMAIL,  | 
184  |  |                        "emailAddress",  | 
185  |  |                        "E-mail address"),  | 
186  |  |         "emailAddress",  | 
187  |  |     },  | 
188  |  |     { | 
189  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_SERIAL_NUMBER,  | 
190  |  |                        "id-at-serialNumber",  | 
191  |  |                        "Serial number"),  | 
192  |  |         "serialNumber",  | 
193  |  |     },  | 
194  |  |     { | 
195  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_POSTAL_ADDRESS,  | 
196  |  |                        "id-at-postalAddress",  | 
197  |  |                        "Postal address"),  | 
198  |  |         "postalAddress",  | 
199  |  |     },  | 
200  |  |     { | 
201  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_POSTAL_CODE, "id-at-postalCode",               "Postal code"),  | 
202  |  |         "postalCode",  | 
203  |  |     },  | 
204  |  |     { | 
205  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_SUR_NAME,    "id-at-surName",                  "Surname"),  | 
206  |  |         "SN",  | 
207  |  |     },  | 
208  |  |     { | 
209  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_GIVEN_NAME,  "id-at-givenName",                "Given name"),  | 
210  |  |         "GN",  | 
211  |  |     },  | 
212  |  |     { | 
213  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_INITIALS,    "id-at-initials",                 "Initials"),  | 
214  |  |         "initials",  | 
215  |  |     },  | 
216  |  |     { | 
217  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_GENERATION_QUALIFIER,  | 
218  |  |                        "id-at-generationQualifier",  | 
219  |  |                        "Generation qualifier"),  | 
220  |  |         "generationQualifier",  | 
221  |  |     },  | 
222  |  |     { | 
223  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_TITLE,       "id-at-title",                    "Title"),  | 
224  |  |         "title",  | 
225  |  |     },  | 
226  |  |     { | 
227  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_DN_QUALIFIER,  | 
228  |  |                        "id-at-dnQualifier",  | 
229  |  |                        "Distinguished Name qualifier"),  | 
230  |  |         "dnQualifier",  | 
231  |  |     },  | 
232  |  |     { | 
233  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_PSEUDONYM,   "id-at-pseudonym",                "Pseudonym"),  | 
234  |  |         "pseudonym",  | 
235  |  |     },  | 
236  |  |     { | 
237  |  |         OID_DESCRIPTOR(MBEDTLS_OID_UID,            "id-uid",                         "User Id"),  | 
238  |  |         "uid",  | 
239  |  |     },  | 
240  |  |     { | 
241  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DOMAIN_COMPONENT,  | 
242  |  |                        "id-domainComponent",  | 
243  |  |                        "Domain component"),  | 
244  |  |         "DC",  | 
245  |  |     },  | 
246  |  |     { | 
247  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AT_UNIQUE_IDENTIFIER,  | 
248  |  |                        "id-at-uniqueIdentifier",  | 
249  |  |                        "Unique Identifier"),  | 
250  |  |         "uniqueIdentifier",  | 
251  |  |     },  | 
252  |  |     { | 
253  |  |         NULL_OID_DESCRIPTOR,  | 
254  |  |         NULL,  | 
255  |  |     }  | 
256  |  | };  | 
257  |  |  | 
258  |  | FN_OID_TYPED_FROM_ASN1(oid_x520_attr_t, x520_attr, oid_x520_attr_type)  | 
259  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_attr_short_name,  | 
260  |  |                  oid_x520_attr_t,  | 
261  |  |                  x520_attr,  | 
262  |  |                  const char *,  | 
263  |  |                  short_name)  | 
264  |  |  | 
265  |  | /*  | 
266  |  |  * For X509 extensions  | 
267  |  |  */  | 
268  |  | typedef struct { | 
269  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
270  |  |     int                 ext_type;  | 
271  |  | } oid_x509_ext_t;  | 
272  |  |  | 
273  |  | static const oid_x509_ext_t oid_x509_ext[] =  | 
274  |  | { | 
275  |  |     { | 
276  |  |         OID_DESCRIPTOR(MBEDTLS_OID_BASIC_CONSTRAINTS,  | 
277  |  |                        "id-ce-basicConstraints",  | 
278  |  |                        "Basic Constraints"),  | 
279  |  |         MBEDTLS_OID_X509_EXT_BASIC_CONSTRAINTS,  | 
280  |  |     },  | 
281  |  |     { | 
282  |  |         OID_DESCRIPTOR(MBEDTLS_OID_KEY_USAGE,            "id-ce-keyUsage",            "Key Usage"),  | 
283  |  |         MBEDTLS_OID_X509_EXT_KEY_USAGE,  | 
284  |  |     },  | 
285  |  |     { | 
286  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EXTENDED_KEY_USAGE,  | 
287  |  |                        "id-ce-extKeyUsage",  | 
288  |  |                        "Extended Key Usage"),  | 
289  |  |         MBEDTLS_OID_X509_EXT_EXTENDED_KEY_USAGE,  | 
290  |  |     },  | 
291  |  |     { | 
292  |  |         OID_DESCRIPTOR(MBEDTLS_OID_SUBJECT_ALT_NAME,  | 
293  |  |                        "id-ce-subjectAltName",  | 
294  |  |                        "Subject Alt Name"),  | 
295  |  |         MBEDTLS_OID_X509_EXT_SUBJECT_ALT_NAME,  | 
296  |  |     },  | 
297  |  |     { | 
298  |  |         OID_DESCRIPTOR(MBEDTLS_OID_NS_CERT_TYPE,  | 
299  |  |                        "id-netscape-certtype",  | 
300  |  |                        "Netscape Certificate Type"),  | 
301  |  |         MBEDTLS_OID_X509_EXT_NS_CERT_TYPE,  | 
302  |  |     },  | 
303  |  |     { | 
304  |  |         OID_DESCRIPTOR(MBEDTLS_OID_CERTIFICATE_POLICIES,  | 
305  |  |                        "id-ce-certificatePolicies",  | 
306  |  |                        "Certificate Policies"),  | 
307  |  |         MBEDTLS_OID_X509_EXT_CERTIFICATE_POLICIES,  | 
308  |  |     },  | 
309  |  |     { | 
310  |  |         OID_DESCRIPTOR(MBEDTLS_OID_SUBJECT_KEY_IDENTIFIER,  | 
311  |  |                        "id-ce-subjectKeyIdentifier",  | 
312  |  |                        "Subject Key Identifier"),  | 
313  |  |         MBEDTLS_OID_X509_EXT_SUBJECT_KEY_IDENTIFIER,  | 
314  |  |     },  | 
315  |  |     { | 
316  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AUTHORITY_KEY_IDENTIFIER,  | 
317  |  |                        "id-ce-authorityKeyIdentifier",  | 
318  |  |                        "Authority Key Identifier"),  | 
319  |  |         MBEDTLS_OID_X509_EXT_AUTHORITY_KEY_IDENTIFIER,  | 
320  |  |     },  | 
321  |  |     { | 
322  |  |         NULL_OID_DESCRIPTOR,  | 
323  |  |         0,  | 
324  |  |     },  | 
325  |  | };  | 
326  |  |  | 
327  |  | FN_OID_TYPED_FROM_ASN1(oid_x509_ext_t, x509_ext, oid_x509_ext)  | 
328  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_x509_ext_type, oid_x509_ext_t, x509_ext, int, ext_type)  | 
329  |  |  | 
330  |  | #if !defined(MBEDTLS_X509_REMOVE_INFO)  | 
331  |  | static const mbedtls_oid_descriptor_t oid_ext_key_usage[] =  | 
332  |  | { | 
333  |  |     OID_DESCRIPTOR(MBEDTLS_OID_SERVER_AUTH,  | 
334  |  |                    "id-kp-serverAuth",  | 
335  |  |                    "TLS Web Server Authentication"),  | 
336  |  |     OID_DESCRIPTOR(MBEDTLS_OID_CLIENT_AUTH,  | 
337  |  |                    "id-kp-clientAuth",  | 
338  |  |                    "TLS Web Client Authentication"),  | 
339  |  |     OID_DESCRIPTOR(MBEDTLS_OID_CODE_SIGNING,     "id-kp-codeSigning",     "Code Signing"),  | 
340  |  |     OID_DESCRIPTOR(MBEDTLS_OID_EMAIL_PROTECTION, "id-kp-emailProtection", "E-mail Protection"),  | 
341  |  |     OID_DESCRIPTOR(MBEDTLS_OID_TIME_STAMPING,    "id-kp-timeStamping",    "Time Stamping"),  | 
342  |  |     OID_DESCRIPTOR(MBEDTLS_OID_OCSP_SIGNING,     "id-kp-OCSPSigning",     "OCSP Signing"),  | 
343  |  |     OID_DESCRIPTOR(MBEDTLS_OID_WISUN_FAN,  | 
344  |  |                    "id-kp-wisun-fan-device",  | 
345  |  |                    "Wi-SUN Alliance Field Area Network (FAN)"),  | 
346  |  |     NULL_OID_DESCRIPTOR,  | 
347  |  | };  | 
348  |  |  | 
349  |  | FN_OID_TYPED_FROM_ASN1(mbedtls_oid_descriptor_t, ext_key_usage, oid_ext_key_usage)  | 
350  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_extended_key_usage,  | 
351  |  |                  mbedtls_oid_descriptor_t,  | 
352  |  |                  ext_key_usage,  | 
353  |  |                  const char *,  | 
354  |  |                  description)  | 
355  |  |  | 
356  |  | static const mbedtls_oid_descriptor_t oid_certificate_policies[] =  | 
357  |  | { | 
358  |  |     OID_DESCRIPTOR(MBEDTLS_OID_ANY_POLICY,      "anyPolicy",       "Any Policy"),  | 
359  |  |     NULL_OID_DESCRIPTOR,  | 
360  |  | };  | 
361  |  |  | 
362  |  | FN_OID_TYPED_FROM_ASN1(mbedtls_oid_descriptor_t, certificate_policies, oid_certificate_policies)  | 
363  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_certificate_policies,  | 
364  |  |                  mbedtls_oid_descriptor_t,  | 
365  |  |                  certificate_policies,  | 
366  |  |                  const char *,  | 
367  |  |                  description)  | 
368  |  | #endif /* MBEDTLS_X509_REMOVE_INFO */  | 
369  |  |  | 
370  |  | /*  | 
371  |  |  * For SignatureAlgorithmIdentifier  | 
372  |  |  */  | 
373  |  | typedef struct { | 
374  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
375  |  |     mbedtls_md_type_t           md_alg;  | 
376  |  |     mbedtls_pk_type_t           pk_alg;  | 
377  |  | } oid_sig_alg_t;  | 
378  |  |  | 
379  |  | static const oid_sig_alg_t oid_sig_alg[] =  | 
380  |  | { | 
381  |  | #if defined(MBEDTLS_RSA_C)  | 
382  |  | #if defined(MBEDTLS_MD_CAN_MD5)  | 
383  |  |     { | 
384  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_MD5,        "md5WithRSAEncryption",     "RSA with MD5"),  | 
385  |  |         MBEDTLS_MD_MD5,      MBEDTLS_PK_RSA,  | 
386  |  |     },  | 
387  |  | #endif /* MBEDTLS_MD_CAN_MD5 */  | 
388  |  | #if defined(MBEDTLS_MD_CAN_SHA1)  | 
389  |  |     { | 
390  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA1,       "sha-1WithRSAEncryption",   "RSA with SHA1"),  | 
391  |  |         MBEDTLS_MD_SHA1,     MBEDTLS_PK_RSA,  | 
392  |  |     },  | 
393  |  | #endif /* MBEDTLS_MD_CAN_SHA1 */  | 
394  |  | #if defined(MBEDTLS_MD_CAN_SHA224)  | 
395  |  |     { | 
396  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA224,     "sha224WithRSAEncryption",  | 
397  |  |                        "RSA with SHA-224"),  | 
398  |  |         MBEDTLS_MD_SHA224,   MBEDTLS_PK_RSA,  | 
399  |  |     },  | 
400  |  | #endif /* MBEDTLS_MD_CAN_SHA224 */  | 
401  |  | #if defined(MBEDTLS_MD_CAN_SHA256)  | 
402  |  |     { | 
403  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA256,     "sha256WithRSAEncryption",  | 
404  |  |                        "RSA with SHA-256"),  | 
405  |  |         MBEDTLS_MD_SHA256,   MBEDTLS_PK_RSA,  | 
406  |  |     },  | 
407  |  | #endif /* MBEDTLS_MD_CAN_SHA256 */  | 
408  |  | #if defined(MBEDTLS_MD_CAN_SHA384)  | 
409  |  |     { | 
410  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA384,     "sha384WithRSAEncryption",  | 
411  |  |                        "RSA with SHA-384"),  | 
412  |  |         MBEDTLS_MD_SHA384,   MBEDTLS_PK_RSA,  | 
413  |  |     },  | 
414  |  | #endif /* MBEDTLS_MD_CAN_SHA384 */  | 
415  |  | #if defined(MBEDTLS_MD_CAN_SHA512)  | 
416  |  |     { | 
417  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_SHA512,     "sha512WithRSAEncryption",  | 
418  |  |                        "RSA with SHA-512"),  | 
419  |  |         MBEDTLS_MD_SHA512,   MBEDTLS_PK_RSA,  | 
420  |  |     },  | 
421  |  | #endif /* MBEDTLS_MD_CAN_SHA512 */  | 
422  |  | #if defined(MBEDTLS_MD_CAN_SHA1)  | 
423  |  |     { | 
424  |  |         OID_DESCRIPTOR(MBEDTLS_OID_RSA_SHA_OBS,      "sha-1WithRSAEncryption",   "RSA with SHA1"),  | 
425  |  |         MBEDTLS_MD_SHA1,     MBEDTLS_PK_RSA,  | 
426  |  |     },  | 
427  |  | #endif /* MBEDTLS_MD_CAN_SHA1 */  | 
428  |  | #endif /* MBEDTLS_RSA_C */  | 
429  |  | #if defined(MBEDTLS_PK_CAN_ECDSA_SOME)  | 
430  |  | #if defined(MBEDTLS_MD_CAN_SHA1)  | 
431  |  |     { | 
432  |  |         OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA1,       "ecdsa-with-SHA1",      "ECDSA with SHA1"),  | 
433  |  |         MBEDTLS_MD_SHA1,     MBEDTLS_PK_ECDSA,  | 
434  |  |     },  | 
435  |  | #endif /* MBEDTLS_MD_CAN_SHA1 */  | 
436  |  | #if defined(MBEDTLS_MD_CAN_SHA224)  | 
437  |  |     { | 
438  |  |         OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA224,     "ecdsa-with-SHA224",    "ECDSA with SHA224"),  | 
439  |  |         MBEDTLS_MD_SHA224,   MBEDTLS_PK_ECDSA,  | 
440  |  |     },  | 
441  |  | #endif  | 
442  |  | #if defined(MBEDTLS_MD_CAN_SHA256)  | 
443  |  |     { | 
444  |  |         OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA256,     "ecdsa-with-SHA256",    "ECDSA with SHA256"),  | 
445  |  |         MBEDTLS_MD_SHA256,   MBEDTLS_PK_ECDSA,  | 
446  |  |     },  | 
447  |  | #endif /* MBEDTLS_MD_CAN_SHA256 */  | 
448  |  | #if defined(MBEDTLS_MD_CAN_SHA384)  | 
449  |  |     { | 
450  |  |         OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA384,     "ecdsa-with-SHA384",    "ECDSA with SHA384"),  | 
451  |  |         MBEDTLS_MD_SHA384,   MBEDTLS_PK_ECDSA,  | 
452  |  |     },  | 
453  |  | #endif /* MBEDTLS_MD_CAN_SHA384 */  | 
454  |  | #if defined(MBEDTLS_MD_CAN_SHA512)  | 
455  |  |     { | 
456  |  |         OID_DESCRIPTOR(MBEDTLS_OID_ECDSA_SHA512,     "ecdsa-with-SHA512",    "ECDSA with SHA512"),  | 
457  |  |         MBEDTLS_MD_SHA512,   MBEDTLS_PK_ECDSA,  | 
458  |  |     },  | 
459  |  | #endif /* MBEDTLS_MD_CAN_SHA512 */  | 
460  |  | #endif /* MBEDTLS_PK_CAN_ECDSA_SOME */  | 
461  |  | #if defined(MBEDTLS_RSA_C)  | 
462  |  |     { | 
463  |  |         OID_DESCRIPTOR(MBEDTLS_OID_RSASSA_PSS,        "RSASSA-PSS",           "RSASSA-PSS"),  | 
464  |  |         MBEDTLS_MD_NONE,     MBEDTLS_PK_RSASSA_PSS,  | 
465  |  |     },  | 
466  |  | #endif /* MBEDTLS_RSA_C */  | 
467  |  |     { | 
468  |  |         NULL_OID_DESCRIPTOR,  | 
469  |  |         MBEDTLS_MD_NONE, MBEDTLS_PK_NONE,  | 
470  |  |     },  | 
471  |  | };  | 
472  |  |  | 
473  |  | FN_OID_TYPED_FROM_ASN1(oid_sig_alg_t, sig_alg, oid_sig_alg)  | 
474  |  |  | 
475  |  | #if !defined(MBEDTLS_X509_REMOVE_INFO)  | 
476  |  | FN_OID_GET_DESCRIPTOR_ATTR1(mbedtls_oid_get_sig_alg_desc,  | 
477  |  |                             oid_sig_alg_t,  | 
478  |  |                             sig_alg,  | 
479  |  |                             const char *,  | 
480  |  |                             description)  | 
481  |  | #endif  | 
482  |  |  | 
483  |  | FN_OID_GET_ATTR2(mbedtls_oid_get_sig_alg,  | 
484  |  |                  oid_sig_alg_t,  | 
485  |  |                  sig_alg,  | 
486  |  |                  mbedtls_md_type_t,  | 
487  |  |                  md_alg,  | 
488  |  |                  mbedtls_pk_type_t,  | 
489  |  |                  pk_alg)  | 
490  |  | FN_OID_GET_OID_BY_ATTR2(mbedtls_oid_get_oid_by_sig_alg,  | 
491  |  |                         oid_sig_alg_t,  | 
492  |  |                         oid_sig_alg,  | 
493  |  |                         mbedtls_pk_type_t,  | 
494  |  |                         pk_alg,  | 
495  |  |                         mbedtls_md_type_t,  | 
496  |  |                         md_alg)  | 
497  |  |  | 
498  |  | /*  | 
499  |  |  * For PublicKeyInfo (PKCS1, RFC 5480)  | 
500  |  |  */  | 
501  |  | typedef struct { | 
502  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
503  |  |     mbedtls_pk_type_t           pk_alg;  | 
504  |  | } oid_pk_alg_t;  | 
505  |  |  | 
506  |  | static const oid_pk_alg_t oid_pk_alg[] =  | 
507  |  | { | 
508  |  |     { | 
509  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS1_RSA,           "rsaEncryption",    "RSA"),  | 
510  |  |         MBEDTLS_PK_RSA,  | 
511  |  |     },  | 
512  |  |     { | 
513  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_ALG_UNRESTRICTED, "id-ecPublicKey",   "Generic EC key"),  | 
514  |  |         MBEDTLS_PK_ECKEY,  | 
515  |  |     },  | 
516  |  |     { | 
517  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_ALG_ECDH,         "id-ecDH",          "EC key for ECDH"),  | 
518  |  |         MBEDTLS_PK_ECKEY_DH,  | 
519  |  |     },  | 
520  |  |     { | 
521  |  |         NULL_OID_DESCRIPTOR,  | 
522  |  |         MBEDTLS_PK_NONE,  | 
523  |  |     },  | 
524  |  | };  | 
525  |  |  | 
526  |  | FN_OID_TYPED_FROM_ASN1(oid_pk_alg_t, pk_alg, oid_pk_alg)  | 
527  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_pk_alg, oid_pk_alg_t, pk_alg, mbedtls_pk_type_t, pk_alg)  | 
528  |  | FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_pk_alg,  | 
529  |  |                         oid_pk_alg_t,  | 
530  |  |                         oid_pk_alg,  | 
531  |  |                         mbedtls_pk_type_t,  | 
532  |  |                         pk_alg)  | 
533  |  |  | 
534  |  | #if defined(MBEDTLS_PK_HAVE_ECC_KEYS)  | 
535  |  | /*  | 
536  |  |  * For elliptic curves that use namedCurve inside ECParams (RFC 5480)  | 
537  |  |  */  | 
538  |  | typedef struct { | 
539  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
540  |  |     mbedtls_ecp_group_id        grp_id;  | 
541  |  | } oid_ecp_grp_t;  | 
542  |  |  | 
543  |  | static const oid_ecp_grp_t oid_ecp_grp[] =  | 
544  |  | { | 
545  |  | #if defined(MBEDTLS_ECP_HAVE_SECP192R1)  | 
546  |  |     { | 
547  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP192R1, "secp192r1",    "secp192r1"),  | 
548  |  |         MBEDTLS_ECP_DP_SECP192R1,  | 
549  |  |     },  | 
550  |  | #endif /* MBEDTLS_ECP_HAVE_SECP192R1 */  | 
551  |  | #if defined(MBEDTLS_ECP_HAVE_SECP224R1)  | 
552  |  |     { | 
553  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP224R1, "secp224r1",    "secp224r1"),  | 
554  |  |         MBEDTLS_ECP_DP_SECP224R1,  | 
555  |  |     },  | 
556  |  | #endif /* MBEDTLS_ECP_HAVE_SECP224R1 */  | 
557  |  | #if defined(MBEDTLS_ECP_HAVE_SECP256R1)  | 
558  |  |     { | 
559  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP256R1, "secp256r1",    "secp256r1"),  | 
560  |  |         MBEDTLS_ECP_DP_SECP256R1,  | 
561  |  |     },  | 
562  |  | #endif /* MBEDTLS_ECP_HAVE_SECP256R1 */  | 
563  |  | #if defined(MBEDTLS_ECP_HAVE_SECP384R1)  | 
564  |  |     { | 
565  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP384R1, "secp384r1",    "secp384r1"),  | 
566  |  |         MBEDTLS_ECP_DP_SECP384R1,  | 
567  |  |     },  | 
568  |  | #endif /* MBEDTLS_ECP_HAVE_SECP384R1 */  | 
569  |  | #if defined(MBEDTLS_ECP_HAVE_SECP521R1)  | 
570  |  |     { | 
571  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP521R1, "secp521r1",    "secp521r1"),  | 
572  |  |         MBEDTLS_ECP_DP_SECP521R1,  | 
573  |  |     },  | 
574  |  | #endif /* MBEDTLS_ECP_HAVE_SECP521R1 */  | 
575  |  | #if defined(MBEDTLS_ECP_HAVE_SECP192K1)  | 
576  |  |     { | 
577  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP192K1, "secp192k1",    "secp192k1"),  | 
578  |  |         MBEDTLS_ECP_DP_SECP192K1,  | 
579  |  |     },  | 
580  |  | #endif /* MBEDTLS_ECP_HAVE_SECP192K1 */  | 
581  |  | #if defined(MBEDTLS_ECP_HAVE_SECP224K1)  | 
582  |  |     { | 
583  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP224K1, "secp224k1",    "secp224k1"),  | 
584  |  |         MBEDTLS_ECP_DP_SECP224K1,  | 
585  |  |     },  | 
586  |  | #endif /* MBEDTLS_ECP_HAVE_SECP224K1 */  | 
587  |  | #if defined(MBEDTLS_ECP_HAVE_SECP256K1)  | 
588  |  |     { | 
589  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_SECP256K1, "secp256k1",    "secp256k1"),  | 
590  |  |         MBEDTLS_ECP_DP_SECP256K1,  | 
591  |  |     },  | 
592  |  | #endif /* MBEDTLS_ECP_HAVE_SECP256K1 */  | 
593  |  | #if defined(MBEDTLS_ECP_HAVE_BP256R1)  | 
594  |  |     { | 
595  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_BP256R1,   "brainpoolP256r1", "brainpool256r1"),  | 
596  |  |         MBEDTLS_ECP_DP_BP256R1,  | 
597  |  |     },  | 
598  |  | #endif /* MBEDTLS_ECP_HAVE_BP256R1 */  | 
599  |  | #if defined(MBEDTLS_ECP_HAVE_BP384R1)  | 
600  |  |     { | 
601  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_BP384R1,   "brainpoolP384r1", "brainpool384r1"),  | 
602  |  |         MBEDTLS_ECP_DP_BP384R1,  | 
603  |  |     },  | 
604  |  | #endif /* MBEDTLS_ECP_HAVE_BP384R1 */  | 
605  |  | #if defined(MBEDTLS_ECP_HAVE_BP512R1)  | 
606  |  |     { | 
607  |  |         OID_DESCRIPTOR(MBEDTLS_OID_EC_GRP_BP512R1,   "brainpoolP512r1", "brainpool512r1"),  | 
608  |  |         MBEDTLS_ECP_DP_BP512R1,  | 
609  |  |     },  | 
610  |  | #endif /* MBEDTLS_ECP_HAVE_BP512R1 */  | 
611  |  |     { | 
612  |  |         NULL_OID_DESCRIPTOR,  | 
613  |  |         MBEDTLS_ECP_DP_NONE,  | 
614  |  |     },  | 
615  |  | };  | 
616  |  |  | 
617  |  | FN_OID_TYPED_FROM_ASN1(oid_ecp_grp_t, grp_id, oid_ecp_grp)  | 
618  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_ec_grp, oid_ecp_grp_t, grp_id, mbedtls_ecp_group_id, grp_id)  | 
619  |  | FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_ec_grp,  | 
620  |  |                         oid_ecp_grp_t,  | 
621  |  |                         oid_ecp_grp,  | 
622  |  |                         mbedtls_ecp_group_id,  | 
623  |  |                         grp_id)  | 
624  |  |  | 
625  |  | /*  | 
626  |  |  * For Elliptic Curve algorithms that are directly  | 
627  |  |  * encoded in the AlgorithmIdentifier (RFC 8410)  | 
628  |  |  */  | 
629  |  | typedef struct { | 
630  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
631  |  |     mbedtls_ecp_group_id        grp_id;  | 
632  |  | } oid_ecp_grp_algid_t;  | 
633  |  |  | 
634  |  | static const oid_ecp_grp_algid_t oid_ecp_grp_algid[] =  | 
635  |  | { | 
636  |  | #if defined(MBEDTLS_ECP_HAVE_CURVE25519)  | 
637  |  |     { | 
638  |  |         OID_DESCRIPTOR(MBEDTLS_OID_X25519,               "X25519",       "X25519"),  | 
639  |  |         MBEDTLS_ECP_DP_CURVE25519,  | 
640  |  |     },  | 
641  |  | #endif /* MBEDTLS_ECP_HAVE_CURVE25519 */  | 
642  |  | #if defined(MBEDTLS_ECP_HAVE_CURVE448)  | 
643  |  |     { | 
644  |  |         OID_DESCRIPTOR(MBEDTLS_OID_X448,                 "X448",         "X448"),  | 
645  |  |         MBEDTLS_ECP_DP_CURVE448,  | 
646  |  |     },  | 
647  |  | #endif /* MBEDTLS_ECP_HAVE_CURVE448 */  | 
648  |  |     { | 
649  |  |         NULL_OID_DESCRIPTOR,  | 
650  |  |         MBEDTLS_ECP_DP_NONE,  | 
651  |  |     },  | 
652  |  | };  | 
653  |  |  | 
654  |  | FN_OID_TYPED_FROM_ASN1(oid_ecp_grp_algid_t, grp_id_algid, oid_ecp_grp_algid)  | 
655  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_ec_grp_algid,  | 
656  |  |                  oid_ecp_grp_algid_t,  | 
657  |  |                  grp_id_algid,  | 
658  |  |                  mbedtls_ecp_group_id,  | 
659  |  |                  grp_id)  | 
660  |  | FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_ec_grp_algid,  | 
661  |  |                         oid_ecp_grp_algid_t,  | 
662  |  |                         oid_ecp_grp_algid,  | 
663  |  |                         mbedtls_ecp_group_id,  | 
664  |  |                         grp_id)  | 
665  |  | #endif /* MBEDTLS_PK_HAVE_ECC_KEYS */  | 
666  |  |  | 
667  |  | #if defined(MBEDTLS_CIPHER_C)  | 
668  |  | /*  | 
669  |  |  * For PKCS#5 PBES2 encryption algorithm  | 
670  |  |  */  | 
671  |  | typedef struct { | 
672  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
673  |  |     mbedtls_cipher_type_t       cipher_alg;  | 
674  |  | } oid_cipher_alg_t;  | 
675  |  |  | 
676  |  | static const oid_cipher_alg_t oid_cipher_alg[] =  | 
677  |  | { | 
678  |  |     { | 
679  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DES_CBC,              "desCBC",       "DES-CBC"),  | 
680  |  |         MBEDTLS_CIPHER_DES_CBC,  | 
681  |  |     },  | 
682  |  |     { | 
683  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DES_EDE3_CBC,         "des-ede3-cbc", "DES-EDE3-CBC"),  | 
684  |  |         MBEDTLS_CIPHER_DES_EDE3_CBC,  | 
685  |  |     },  | 
686  |  |     { | 
687  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AES_128_CBC,          "aes128-cbc", "AES128-CBC"),  | 
688  |  |         MBEDTLS_CIPHER_AES_128_CBC,  | 
689  |  |     },  | 
690  |  |     { | 
691  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AES_192_CBC,          "aes192-cbc", "AES192-CBC"),  | 
692  |  |         MBEDTLS_CIPHER_AES_192_CBC,  | 
693  |  |     },  | 
694  |  |     { | 
695  |  |         OID_DESCRIPTOR(MBEDTLS_OID_AES_256_CBC,          "aes256-cbc", "AES256-CBC"),  | 
696  |  |         MBEDTLS_CIPHER_AES_256_CBC,  | 
697  |  |     },  | 
698  |  |     { | 
699  |  |         NULL_OID_DESCRIPTOR,  | 
700  |  |         MBEDTLS_CIPHER_NONE,  | 
701  |  |     },  | 
702  |  | };  | 
703  |  |  | 
704  |  | FN_OID_TYPED_FROM_ASN1(oid_cipher_alg_t, cipher_alg, oid_cipher_alg)  | 
705  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_cipher_alg,  | 
706  |  |                  oid_cipher_alg_t,  | 
707  |  |                  cipher_alg,  | 
708  |  |                  mbedtls_cipher_type_t,  | 
709  |  |                  cipher_alg)  | 
710  |  | #endif /* MBEDTLS_CIPHER_C */  | 
711  |  |  | 
712  |  | /*  | 
713  |  |  * For digestAlgorithm  | 
714  |  |  */  | 
715  |  | typedef struct { | 
716  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
717  |  |     mbedtls_md_type_t           md_alg;  | 
718  |  | } oid_md_alg_t;  | 
719  |  |  | 
720  |  | static const oid_md_alg_t oid_md_alg[] =  | 
721  |  | { | 
722  |  | #if defined(MBEDTLS_MD_CAN_MD5)  | 
723  |  |     { | 
724  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_MD5,       "id-md5",       "MD5"),  | 
725  |  |         MBEDTLS_MD_MD5,  | 
726  |  |     },  | 
727  |  | #endif  | 
728  |  | #if defined(MBEDTLS_MD_CAN_SHA1)  | 
729  |  |     { | 
730  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA1,      "id-sha1",      "SHA-1"),  | 
731  |  |         MBEDTLS_MD_SHA1,  | 
732  |  |     },  | 
733  |  | #endif  | 
734  |  | #if defined(MBEDTLS_MD_CAN_SHA224)  | 
735  |  |     { | 
736  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA224,    "id-sha224",    "SHA-224"),  | 
737  |  |         MBEDTLS_MD_SHA224,  | 
738  |  |     },  | 
739  |  | #endif  | 
740  |  | #if defined(MBEDTLS_MD_CAN_SHA256)  | 
741  |  |     { | 
742  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA256,    "id-sha256",    "SHA-256"),  | 
743  |  |         MBEDTLS_MD_SHA256,  | 
744  |  |     },  | 
745  |  | #endif  | 
746  |  | #if defined(MBEDTLS_MD_CAN_SHA384)  | 
747  |  |     { | 
748  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA384,    "id-sha384",    "SHA-384"),  | 
749  |  |         MBEDTLS_MD_SHA384,  | 
750  |  |     },  | 
751  |  | #endif  | 
752  |  | #if defined(MBEDTLS_MD_CAN_SHA512)  | 
753  |  |     { | 
754  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA512,    "id-sha512",    "SHA-512"),  | 
755  |  |         MBEDTLS_MD_SHA512,  | 
756  |  |     },  | 
757  |  | #endif  | 
758  |  | #if defined(MBEDTLS_MD_CAN_RIPEMD160)  | 
759  |  |     { | 
760  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_RIPEMD160, "id-ripemd160", "RIPEMD-160"),  | 
761  |  |         MBEDTLS_MD_RIPEMD160,  | 
762  |  |     },  | 
763  |  | #endif  | 
764  |  | #if defined(MBEDTLS_MD_CAN_SHA3_224)  | 
765  |  |     { | 
766  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_224,    "id-sha3-224",    "SHA-3-224"),  | 
767  |  |         MBEDTLS_MD_SHA3_224,  | 
768  |  |     },  | 
769  |  | #endif  | 
770  |  | #if defined(MBEDTLS_MD_CAN_SHA3_256)  | 
771  |  |     { | 
772  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_256,    "id-sha3-256",    "SHA-3-256"),  | 
773  |  |         MBEDTLS_MD_SHA3_256,  | 
774  |  |     },  | 
775  |  | #endif  | 
776  |  | #if defined(MBEDTLS_MD_CAN_SHA3_384)  | 
777  |  |     { | 
778  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_384,    "id-sha3-384",    "SHA-3-384"),  | 
779  |  |         MBEDTLS_MD_SHA3_384,  | 
780  |  |     },  | 
781  |  | #endif  | 
782  |  | #if defined(MBEDTLS_MD_CAN_SHA3_512)  | 
783  |  |     { | 
784  |  |         OID_DESCRIPTOR(MBEDTLS_OID_DIGEST_ALG_SHA3_512,    "id-sha3-512",    "SHA-3-512"),  | 
785  |  |         MBEDTLS_MD_SHA3_512,  | 
786  |  |     },  | 
787  |  | #endif  | 
788  |  |     { | 
789  |  |         NULL_OID_DESCRIPTOR,  | 
790  |  |         MBEDTLS_MD_NONE,  | 
791  |  |     },  | 
792  |  | };  | 
793  |  |  | 
794  |  | FN_OID_TYPED_FROM_ASN1(oid_md_alg_t, md_alg, oid_md_alg)  | 
795  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_md_alg, oid_md_alg_t, md_alg, mbedtls_md_type_t, md_alg)  | 
796  |  | FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_md,  | 
797  |  |                         oid_md_alg_t,  | 
798  |  |                         oid_md_alg,  | 
799  |  |                         mbedtls_md_type_t,  | 
800  |  |                         md_alg)  | 
801  |  |  | 
802  |  | /*  | 
803  |  |  * For HMAC digestAlgorithm  | 
804  |  |  */  | 
805  |  | typedef struct { | 
806  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
807  |  |     mbedtls_md_type_t           md_hmac;  | 
808  |  | } oid_md_hmac_t;  | 
809  |  |  | 
810  |  | static const oid_md_hmac_t oid_md_hmac[] =  | 
811  |  | { | 
812  |  | #if defined(MBEDTLS_MD_CAN_SHA1)  | 
813  |  |     { | 
814  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA1,      "hmacSHA1",      "HMAC-SHA-1"),  | 
815  |  |         MBEDTLS_MD_SHA1,  | 
816  |  |     },  | 
817  |  | #endif /* MBEDTLS_MD_CAN_SHA1 */  | 
818  |  | #if defined(MBEDTLS_MD_CAN_SHA224)  | 
819  |  |     { | 
820  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA224,    "hmacSHA224",    "HMAC-SHA-224"),  | 
821  |  |         MBEDTLS_MD_SHA224,  | 
822  |  |     },  | 
823  |  | #endif /* MBEDTLS_MD_CAN_SHA224 */  | 
824  |  | #if defined(MBEDTLS_MD_CAN_SHA256)  | 
825  |  |     { | 
826  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA256,    "hmacSHA256",    "HMAC-SHA-256"),  | 
827  |  |         MBEDTLS_MD_SHA256,  | 
828  |  |     },  | 
829  |  | #endif /* MBEDTLS_MD_CAN_SHA256 */  | 
830  |  | #if defined(MBEDTLS_MD_CAN_SHA384)  | 
831  |  |     { | 
832  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA384,    "hmacSHA384",    "HMAC-SHA-384"),  | 
833  |  |         MBEDTLS_MD_SHA384,  | 
834  |  |     },  | 
835  |  | #endif /* MBEDTLS_MD_CAN_SHA384 */  | 
836  |  | #if defined(MBEDTLS_MD_CAN_SHA512)  | 
837  |  |     { | 
838  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA512,    "hmacSHA512",    "HMAC-SHA-512"),  | 
839  |  |         MBEDTLS_MD_SHA512,  | 
840  |  |     },  | 
841  |  | #endif /* MBEDTLS_MD_CAN_SHA512 */  | 
842  |  | #if defined(MBEDTLS_MD_CAN_SHA3_224)  | 
843  |  |     { | 
844  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_224,    "hmacSHA3-224",    "HMAC-SHA3-224"),  | 
845  |  |         MBEDTLS_MD_SHA3_224,  | 
846  |  |     },  | 
847  |  | #endif /* MBEDTLS_MD_CAN_SHA3_224 */  | 
848  |  | #if defined(MBEDTLS_MD_CAN_SHA3_256)  | 
849  |  |     { | 
850  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_256,    "hmacSHA3-256",    "HMAC-SHA3-256"),  | 
851  |  |         MBEDTLS_MD_SHA3_256,  | 
852  |  |     },  | 
853  |  | #endif /* MBEDTLS_MD_CAN_SHA3_256 */  | 
854  |  | #if defined(MBEDTLS_MD_CAN_SHA3_384)  | 
855  |  |     { | 
856  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_384,    "hmacSHA3-384",    "HMAC-SHA3-384"),  | 
857  |  |         MBEDTLS_MD_SHA3_384,  | 
858  |  |     },  | 
859  |  | #endif /* MBEDTLS_MD_CAN_SHA3_384 */  | 
860  |  | #if defined(MBEDTLS_MD_CAN_SHA3_512)  | 
861  |  |     { | 
862  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_SHA3_512,    "hmacSHA3-512",    "HMAC-SHA3-512"),  | 
863  |  |         MBEDTLS_MD_SHA3_512,  | 
864  |  |     },  | 
865  |  | #endif /* MBEDTLS_MD_CAN_SHA3_512 */  | 
866  |  | #if defined(MBEDTLS_MD_CAN_RIPEMD160)  | 
867  |  |     { | 
868  |  |         OID_DESCRIPTOR(MBEDTLS_OID_HMAC_RIPEMD160,    "hmacRIPEMD160",    "HMAC-RIPEMD160"),  | 
869  |  |         MBEDTLS_MD_RIPEMD160,  | 
870  |  |     },  | 
871  |  | #endif /* MBEDTLS_MD_CAN_RIPEMD160 */  | 
872  |  |     { | 
873  |  |         NULL_OID_DESCRIPTOR,  | 
874  |  |         MBEDTLS_MD_NONE,  | 
875  |  |     },  | 
876  |  | };  | 
877  |  |  | 
878  |  | FN_OID_TYPED_FROM_ASN1(oid_md_hmac_t, md_hmac, oid_md_hmac)  | 
879  |  | FN_OID_GET_ATTR1(mbedtls_oid_get_md_hmac, oid_md_hmac_t, md_hmac, mbedtls_md_type_t, md_hmac)  | 
880  |  |  | 
881  |  | #if defined(MBEDTLS_PKCS12_C) && defined(MBEDTLS_CIPHER_C)  | 
882  |  | /*  | 
883  |  |  * For PKCS#12 PBEs  | 
884  |  |  */  | 
885  |  | typedef struct { | 
886  |  |     mbedtls_oid_descriptor_t    descriptor;  | 
887  |  |     mbedtls_md_type_t           md_alg;  | 
888  |  |     mbedtls_cipher_type_t       cipher_alg;  | 
889  |  | } oid_pkcs12_pbe_alg_t;  | 
890  |  |  | 
891  |  | static const oid_pkcs12_pbe_alg_t oid_pkcs12_pbe_alg[] =  | 
892  |  | { | 
893  |  |     { | 
894  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS12_PBE_SHA1_DES3_EDE_CBC,  | 
895  |  |                        "pbeWithSHAAnd3-KeyTripleDES-CBC",  | 
896  |  |                        "PBE with SHA1 and 3-Key 3DES"),  | 
897  |  |         MBEDTLS_MD_SHA1,      MBEDTLS_CIPHER_DES_EDE3_CBC,  | 
898  |  |     },  | 
899  |  |     { | 
900  |  |         OID_DESCRIPTOR(MBEDTLS_OID_PKCS12_PBE_SHA1_DES2_EDE_CBC,  | 
901  |  |                        "pbeWithSHAAnd2-KeyTripleDES-CBC",  | 
902  |  |                        "PBE with SHA1 and 2-Key 3DES"),  | 
903  |  |         MBEDTLS_MD_SHA1,      MBEDTLS_CIPHER_DES_EDE_CBC,  | 
904  |  |     },  | 
905  |  |     { | 
906  |  |         NULL_OID_DESCRIPTOR,  | 
907  |  |         MBEDTLS_MD_NONE, MBEDTLS_CIPHER_NONE,  | 
908  |  |     },  | 
909  |  | };  | 
910  |  |  | 
911  |  | FN_OID_TYPED_FROM_ASN1(oid_pkcs12_pbe_alg_t, pkcs12_pbe_alg, oid_pkcs12_pbe_alg)  | 
912  |  | FN_OID_GET_ATTR2(mbedtls_oid_get_pkcs12_pbe_alg,  | 
913  |  |                  oid_pkcs12_pbe_alg_t,  | 
914  |  |                  pkcs12_pbe_alg,  | 
915  |  |                  mbedtls_md_type_t,  | 
916  |  |                  md_alg,  | 
917  |  |                  mbedtls_cipher_type_t,  | 
918  |  |                  cipher_alg)  | 
919  |  | #endif /* MBEDTLS_PKCS12_C && MBEDTLS_CIPHER_C */  | 
920  |  |  | 
921  |  | /* Return the x.y.z.... style numeric string for the given OID */  | 
922  |  | int mbedtls_oid_get_numeric_string(char *buf, size_t size,  | 
923  |  |                                    const mbedtls_asn1_buf *oid)  | 
924  | 0  | { | 
925  | 0  |     int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;  | 
926  | 0  |     char *p = buf;  | 
927  | 0  |     size_t n = size;  | 
928  | 0  |     unsigned int value = 0;  | 
929  |  | 
  | 
930  | 0  |     if (size > INT_MAX) { | 
931  |  |         /* Avoid overflow computing return value */  | 
932  | 0  |         return MBEDTLS_ERR_ASN1_INVALID_LENGTH;  | 
933  | 0  |     }  | 
934  |  |  | 
935  | 0  |     if (oid->len <= 0) { | 
936  |  |         /* OID must not be empty */  | 
937  | 0  |         return MBEDTLS_ERR_ASN1_OUT_OF_DATA;  | 
938  | 0  |     }  | 
939  |  |  | 
940  | 0  |     for (size_t i = 0; i < oid->len; i++) { | 
941  |  |         /* Prevent overflow in value. */  | 
942  | 0  |         if (value > (UINT_MAX >> 7)) { | 
943  | 0  |             return MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
944  | 0  |         }  | 
945  | 0  |         if ((value == 0) && ((oid->p[i]) == 0x80)) { | 
946  |  |             /* Overlong encoding is not allowed */  | 
947  | 0  |             return MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
948  | 0  |         }  | 
949  |  |  | 
950  | 0  |         value <<= 7;  | 
951  | 0  |         value |= oid->p[i] & 0x7F;  | 
952  |  | 
  | 
953  | 0  |         if (!(oid->p[i] & 0x80)) { | 
954  |  |             /* Last byte */  | 
955  | 0  |             if (n == size) { | 
956  | 0  |                 int component1;  | 
957  | 0  |                 unsigned int component2;  | 
958  |  |                 /* First subidentifier contains first two OID components */  | 
959  | 0  |                 if (value >= 80) { | 
960  | 0  |                     component1 = '2';  | 
961  | 0  |                     component2 = value - 80;  | 
962  | 0  |                 } else if (value >= 40) { | 
963  | 0  |                     component1 = '1';  | 
964  | 0  |                     component2 = value - 40;  | 
965  | 0  |                 } else { | 
966  | 0  |                     component1 = '0';  | 
967  | 0  |                     component2 = value;  | 
968  | 0  |                 }  | 
969  | 0  |                 ret = mbedtls_snprintf(p, n, "%c.%u", component1, component2);  | 
970  | 0  |             } else { | 
971  | 0  |                 ret = mbedtls_snprintf(p, n, ".%u", value);  | 
972  | 0  |             }  | 
973  | 0  |             if (ret < 2 || (size_t) ret >= n) { | 
974  | 0  |                 return MBEDTLS_ERR_OID_BUF_TOO_SMALL;  | 
975  | 0  |             }  | 
976  | 0  |             n -= (size_t) ret;  | 
977  | 0  |             p += ret;  | 
978  | 0  |             value = 0;  | 
979  | 0  |         }  | 
980  | 0  |     }  | 
981  |  |  | 
982  | 0  |     if (value != 0) { | 
983  |  |         /* Unterminated subidentifier */  | 
984  | 0  |         return MBEDTLS_ERR_ASN1_OUT_OF_DATA;  | 
985  | 0  |     }  | 
986  |  |  | 
987  | 0  |     return (int) (size - n);  | 
988  | 0  | }  | 
989  |  |  | 
990  |  | static int oid_parse_number(unsigned int *num, const char **p, const char *bound)  | 
991  | 0  | { | 
992  | 0  |     int ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
993  |  | 
  | 
994  | 0  |     *num = 0;  | 
995  |  | 
  | 
996  | 0  |     while (*p < bound && **p >= '0' && **p <= '9') { | 
997  | 0  |         ret = 0;  | 
998  | 0  |         if (*num > (UINT_MAX / 10)) { | 
999  | 0  |             return MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1000  | 0  |         }  | 
1001  | 0  |         *num *= 10;  | 
1002  | 0  |         *num += **p - '0';  | 
1003  | 0  |         (*p)++;  | 
1004  | 0  |     }  | 
1005  | 0  |     return ret;  | 
1006  | 0  | }  | 
1007  |  |  | 
1008  |  | static size_t oid_subidentifier_num_bytes(unsigned int value)  | 
1009  | 0  | { | 
1010  | 0  |     size_t num_bytes = 0;  | 
1011  |  | 
  | 
1012  | 0  |     do { | 
1013  | 0  |         value >>= 7;  | 
1014  | 0  |         num_bytes++;  | 
1015  | 0  |     } while (value != 0);  | 
1016  |  | 
  | 
1017  | 0  |     return num_bytes;  | 
1018  | 0  | }  | 
1019  |  |  | 
1020  |  | static int oid_subidentifier_encode_into(unsigned char **p,  | 
1021  |  |                                          unsigned char *bound,  | 
1022  |  |                                          unsigned int value)  | 
1023  | 0  | { | 
1024  | 0  |     size_t num_bytes = oid_subidentifier_num_bytes(value);  | 
1025  |  | 
  | 
1026  | 0  |     if ((size_t) (bound - *p) < num_bytes) { | 
1027  | 0  |         return MBEDTLS_ERR_OID_BUF_TOO_SMALL;  | 
1028  | 0  |     }  | 
1029  | 0  |     (*p)[num_bytes - 1] = (unsigned char) (value & 0x7f);  | 
1030  | 0  |     value >>= 7;  | 
1031  |  | 
  | 
1032  | 0  |     for (size_t i = 2; i <= num_bytes; i++) { | 
1033  | 0  |         (*p)[num_bytes - i] = 0x80 | (unsigned char) (value & 0x7f);  | 
1034  | 0  |         value >>= 7;  | 
1035  | 0  |     }  | 
1036  | 0  |     *p += num_bytes;  | 
1037  |  | 
  | 
1038  | 0  |     return 0;  | 
1039  | 0  | }  | 
1040  |  |  | 
1041  |  | /* Return the OID for the given x.y.z.... style numeric string  */  | 
1042  |  | int mbedtls_oid_from_numeric_string(mbedtls_asn1_buf *oid,  | 
1043  |  |                                     const char *oid_str, size_t size)  | 
1044  | 0  | { | 
1045  | 0  |     int ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1046  | 0  |     const char *str_ptr = oid_str;  | 
1047  | 0  |     const char *str_bound = oid_str + size;  | 
1048  | 0  |     unsigned int val = 0;  | 
1049  | 0  |     unsigned int component1, component2;  | 
1050  | 0  |     size_t encoded_len;  | 
1051  | 0  |     unsigned char *resized_mem;  | 
1052  |  |  | 
1053  |  |     /* Count the number of dots to get a worst-case allocation size. */  | 
1054  | 0  |     size_t num_dots = 0;  | 
1055  | 0  |     for (size_t i = 0; i < size; i++) { | 
1056  | 0  |         if (oid_str[i] == '.') { | 
1057  | 0  |             num_dots++;  | 
1058  | 0  |         }  | 
1059  | 0  |     }  | 
1060  |  |     /* Allocate maximum possible required memory:  | 
1061  |  |      * There are (num_dots + 1) integer components, but the first 2 share the  | 
1062  |  |      * same subidentifier, so we only need num_dots subidentifiers maximum. */  | 
1063  | 0  |     if (num_dots == 0 || (num_dots > MBEDTLS_OID_MAX_COMPONENTS - 1)) { | 
1064  | 0  |         return MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1065  | 0  |     }  | 
1066  |  |     /* Each byte can store 7 bits, calculate number of bytes for a  | 
1067  |  |      * subidentifier:  | 
1068  |  |      *  | 
1069  |  |      * bytes = ceil(subidentifer_size * 8 / 7)  | 
1070  |  |      */  | 
1071  | 0  |     size_t bytes_per_subidentifier = (((sizeof(unsigned int) * 8) - 1) / 7)  | 
1072  | 0  |                                      + 1;  | 
1073  | 0  |     size_t max_possible_bytes = num_dots * bytes_per_subidentifier;  | 
1074  | 0  |     oid->p = mbedtls_calloc(max_possible_bytes, 1);  | 
1075  | 0  |     if (oid->p == NULL) { | 
1076  | 0  |         return MBEDTLS_ERR_ASN1_ALLOC_FAILED;  | 
1077  | 0  |     }  | 
1078  | 0  |     unsigned char *out_ptr = oid->p;  | 
1079  | 0  |     unsigned char *out_bound = oid->p + max_possible_bytes;  | 
1080  |  | 
  | 
1081  | 0  |     ret = oid_parse_number(&component1, &str_ptr, str_bound);  | 
1082  | 0  |     if (ret != 0) { | 
1083  | 0  |         goto error;  | 
1084  | 0  |     }  | 
1085  | 0  |     if (component1 > 2) { | 
1086  |  |         /* First component can't be > 2 */  | 
1087  | 0  |         ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1088  | 0  |         goto error;  | 
1089  | 0  |     }  | 
1090  | 0  |     if (str_ptr >= str_bound || *str_ptr != '.') { | 
1091  | 0  |         ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1092  | 0  |         goto error;  | 
1093  | 0  |     }  | 
1094  | 0  |     str_ptr++;  | 
1095  |  | 
  | 
1096  | 0  |     ret = oid_parse_number(&component2, &str_ptr, str_bound);  | 
1097  | 0  |     if (ret != 0) { | 
1098  | 0  |         goto error;  | 
1099  | 0  |     }  | 
1100  | 0  |     if ((component1 < 2) && (component2 > 39)) { | 
1101  |  |         /* Root nodes 0 and 1 may have up to 40 children, numbered 0-39 */  | 
1102  | 0  |         ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1103  | 0  |         goto error;  | 
1104  | 0  |     }  | 
1105  | 0  |     if (str_ptr < str_bound) { | 
1106  | 0  |         if (*str_ptr == '.') { | 
1107  | 0  |             str_ptr++;  | 
1108  | 0  |         } else { | 
1109  | 0  |             ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1110  | 0  |             goto error;  | 
1111  | 0  |         }  | 
1112  | 0  |     }  | 
1113  |  |  | 
1114  | 0  |     if (component2 > (UINT_MAX - (component1 * 40))) { | 
1115  | 0  |         ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1116  | 0  |         goto error;  | 
1117  | 0  |     }  | 
1118  | 0  |     ret = oid_subidentifier_encode_into(&out_ptr, out_bound,  | 
1119  | 0  |                                         (component1 * 40) + component2);  | 
1120  | 0  |     if (ret != 0) { | 
1121  | 0  |         goto error;  | 
1122  | 0  |     }  | 
1123  |  |  | 
1124  | 0  |     while (str_ptr < str_bound) { | 
1125  | 0  |         ret = oid_parse_number(&val, &str_ptr, str_bound);  | 
1126  | 0  |         if (ret != 0) { | 
1127  | 0  |             goto error;  | 
1128  | 0  |         }  | 
1129  | 0  |         if (str_ptr < str_bound) { | 
1130  | 0  |             if (*str_ptr == '.') { | 
1131  | 0  |                 str_ptr++;  | 
1132  | 0  |             } else { | 
1133  | 0  |                 ret = MBEDTLS_ERR_ASN1_INVALID_DATA;  | 
1134  | 0  |                 goto error;  | 
1135  | 0  |             }  | 
1136  | 0  |         }  | 
1137  |  |  | 
1138  | 0  |         ret = oid_subidentifier_encode_into(&out_ptr, out_bound, val);  | 
1139  | 0  |         if (ret != 0) { | 
1140  | 0  |             goto error;  | 
1141  | 0  |         }  | 
1142  | 0  |     }  | 
1143  |  |  | 
1144  | 0  |     encoded_len = (size_t) (out_ptr - oid->p);  | 
1145  | 0  |     resized_mem = mbedtls_calloc(encoded_len, 1);  | 
1146  | 0  |     if (resized_mem == NULL) { | 
1147  | 0  |         ret = MBEDTLS_ERR_ASN1_ALLOC_FAILED;  | 
1148  | 0  |         goto error;  | 
1149  | 0  |     }  | 
1150  | 0  |     memcpy(resized_mem, oid->p, encoded_len);  | 
1151  | 0  |     mbedtls_free(oid->p);  | 
1152  | 0  |     oid->p = resized_mem;  | 
1153  | 0  |     oid->len = encoded_len;  | 
1154  |  | 
  | 
1155  | 0  |     oid->tag = MBEDTLS_ASN1_OID;  | 
1156  |  | 
  | 
1157  | 0  |     return 0;  | 
1158  |  |  | 
1159  | 0  | error:  | 
1160  | 0  |     mbedtls_free(oid->p);  | 
1161  | 0  |     oid->p = NULL;  | 
1162  | 0  |     oid->len = 0;  | 
1163  | 0  |     return ret;  | 
1164  | 0  | }  | 
1165  |  |  | 
1166  |  | #endif /* MBEDTLS_OID_C */  |