Line | Source | Count |
1 | | - |
2 | | - |
3 | | - |
4 | | - |
5 | | - |
6 | | - |
7 | | - |
8 | | - |
9 | | - |
10 | # include <stdio.h> | - |
11 | # include "internal/cryptlib.h" | - |
12 | # include <openssl/crypto.h> | - |
13 | # include <openssl/hmac.h> | - |
14 | # include <openssl/rand.h> | - |
15 | # include <openssl/pkcs12.h> | - |
16 | # include "p12_lcl.h" | - |
17 | | - |
18 | int PKCS12_mac_present(const PKCS12 *p12) | - |
19 | { | - |
20 | return p12->mac ? 1 : 0; never executed: return p12->mac ? 1 : 0; TRUE | never evaluated | FALSE | never evaluated |
| 0 |
21 | } | - |
22 | | - |
23 | void PKCS12_get0_mac(const ASN1_OCTET_STRING **pmac, | - |
24 | const X509_ALGOR **pmacalg, | - |
25 | const ASN1_OCTET_STRING **psalt, | - |
26 | const ASN1_INTEGER **piter, | - |
27 | const PKCS12 *p12) | - |
28 | { | - |
29 | if (p12->mac) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
30 | X509_SIG_get0(p12->mac->dinfo, pmacalg, pmac); | - |
31 | if (psalt)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
32 | *psalt = p12->mac->salt; never executed: *psalt = p12->mac->salt; | 0 |
33 | if (piter)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
34 | *piter = p12->mac->iter; never executed: *piter = p12->mac->iter; | 0 |
35 | } else { never executed: end of block | 0 |
36 | if (pmac)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
37 | *pmac = NULL; never executed: *pmac = ((void *)0) ; | 0 |
38 | if (pmacalg)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
39 | *pmacalg = NULL; never executed: *pmacalg = ((void *)0) ; | 0 |
40 | if (psalt)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
41 | *psalt = NULL; never executed: *psalt = ((void *)0) ; | 0 |
42 | if (piter)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
43 | *piter = NULL; never executed: *piter = ((void *)0) ; | 0 |
44 | } never executed: end of block | 0 |
45 | } | - |
46 | | - |
47 | # define TK26_MAC_KEY_LEN 32 | - |
48 | | - |
49 | static int pkcs12_gen_gost_mac_key(const char *pass, int passlen, | - |
50 | const unsigned char *salt, int saltlen, | - |
51 | int iter, int keylen, unsigned char *key, | - |
52 | const EVP_MD *digest) | - |
53 | { | - |
54 | unsigned char out[96]; | - |
55 | | - |
56 | if (keylen != TK26_MAC_KEY_LEN) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
57 | return 0; never executed: return 0; | 0 |
58 | } | - |
59 | | - |
60 | if (!PKCS5_PBKDF2_HMAC(pass, passlen, salt, saltlen, iter,TRUE | never evaluated | FALSE | never evaluated |
| 0 |
61 | digest, sizeof(out), out)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
62 | return 0; never executed: return 0; | 0 |
63 | } | - |
64 | memcpy(key, out + sizeof(out) - TK26_MAC_KEY_LEN, TK26_MAC_KEY_LEN); | - |
65 | OPENSSL_cleanse(out, sizeof(out)); | - |
66 | return 1; never executed: return 1; | 0 |
67 | } | - |
68 | | - |
69 | | - |
70 | static int pkcs12_gen_mac(PKCS12 *p12, const char *pass, int passlen, | - |
71 | unsigned char *mac, unsigned int *maclen, | - |
72 | int (*pkcs12_key_gen)(const char *pass, int passlen, | - |
73 | unsigned char *salt, int slen, | - |
74 | int id, int iter, int n, | - |
75 | unsigned char *out, | - |
76 | const EVP_MD *md_type)) | - |
77 | { | - |
78 | int ret = 0; | - |
79 | const EVP_MD *md_type; | - |
80 | HMAC_CTX *hmac = NULL; | - |
81 | unsigned char key[EVP_MAX_MD_SIZE], *salt; | - |
82 | int saltlen, iter; | - |
83 | int md_size = 0; | - |
84 | int md_type_nid; | - |
85 | const X509_ALGOR *macalg; | - |
86 | const ASN1_OBJECT *macoid; | - |
87 | | - |
88 | if (pkcs12_key_gen == NULL)TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
89 | pkcs12_key_gen = PKCS12_key_gen_utf8; never executed: pkcs12_key_gen = PKCS12_key_gen_utf8; | 0 |
90 | | - |
91 | if (!PKCS7_type_is_data(p12->authsafes)) {TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
92 | PKCS12err(PKCS12_F_PKCS12_GEN_MAC, PKCS12_R_CONTENT_TYPE_NOT_DATA); | - |
93 | return 0; never executed: return 0; | 0 |
94 | } | - |
95 | | - |
96 | salt = p12->mac->salt->data; | - |
97 | saltlen = p12->mac->salt->length; | - |
98 | if (!p12->mac->iter)TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
99 | iter = 1; never executed: iter = 1; | 0 |
100 | else | - |
101 | iter = ASN1_INTEGER_get(p12->mac->iter);executed 1 time by 1 test: iter = ASN1_INTEGER_get(p12->mac->iter); | 1 |
102 | X509_SIG_get0(p12->mac->dinfo, &macalg, NULL); | - |
103 | X509_ALGOR_get0(&macoid, NULL, NULL, macalg); | - |
104 | if ((md_type = EVP_get_digestbyobj(macoid)) == NULL) {TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
105 | PKCS12err(PKCS12_F_PKCS12_GEN_MAC, PKCS12_R_UNKNOWN_DIGEST_ALGORITHM); | - |
106 | return 0; never executed: return 0; | 0 |
107 | } | - |
108 | md_size = EVP_MD_size(md_type); | - |
109 | md_type_nid = EVP_MD_type(md_type); | - |
110 | if (md_size < 0)TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
111 | return 0; never executed: return 0; | 0 |
112 | if ((md_type_nid == NID_id_GostR3411_94TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
113 | || md_type_nid == NID_id_GostR3411_2012_256TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
114 | || md_type_nid == NID_id_GostR3411_2012_512)TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
115 | && !getenv("LEGACY_GOST_PKCS12")) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
116 | md_size = TK26_MAC_KEY_LEN; | - |
117 | if (!pkcs12_gen_gost_mac_key(pass, passlen, salt, saltlen, iter,TRUE | never evaluated | FALSE | never evaluated |
| 0 |
118 | md_size, key, md_type)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
119 | PKCS12err(PKCS12_F_PKCS12_GEN_MAC, PKCS12_R_KEY_GEN_ERROR); | - |
120 | goto err; never executed: goto err; | 0 |
121 | } | - |
122 | } else never executed: end of block | 0 |
123 | if (!(*pkcs12_key_gen)(pass, passlen, salt, saltlen, PKCS12_MAC_ID,TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
124 | iter, md_size, key, md_type)) {TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
125 | PKCS12err(PKCS12_F_PKCS12_GEN_MAC, PKCS12_R_KEY_GEN_ERROR); | - |
126 | goto err; never executed: goto err; | 0 |
127 | } | - |
128 | if ((hmac = HMAC_CTX_new()) == NULLTRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
129 | || !HMAC_Init_ex(hmac, key, md_size, md_type, NULL)TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
130 | || !HMAC_Update(hmac, p12->authsafes->d.data->data,TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
131 | p12->authsafes->d.data->length)TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
132 | || !HMAC_Final(hmac, mac, maclen)) {TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
133 | goto err; never executed: goto err; | 0 |
134 | } | - |
135 | ret = 1; | - |
136 | | - |
137 | err:code before this statement executed 1 time by 1 test: err: | 1 |
138 | OPENSSL_cleanse(key, sizeof(key)); | - |
139 | HMAC_CTX_free(hmac); | - |
140 | return ret;executed 1 time by 1 test: return ret; | 1 |
141 | } | - |
142 | | - |
143 | int PKCS12_gen_mac(PKCS12 *p12, const char *pass, int passlen, | - |
144 | unsigned char *mac, unsigned int *maclen) | - |
145 | { | - |
146 | return pkcs12_gen_mac(p12, pass, passlen, mac, maclen, NULL); never executed: return pkcs12_gen_mac(p12, pass, passlen, mac, maclen, ((void *)0) ); | 0 |
147 | } | - |
148 | | - |
149 | | - |
150 | int PKCS12_verify_mac(PKCS12 *p12, const char *pass, int passlen) | - |
151 | { | - |
152 | unsigned char mac[EVP_MAX_MD_SIZE]; | - |
153 | unsigned int maclen; | - |
154 | const ASN1_OCTET_STRING *macoct; | - |
155 | | - |
156 | if (p12->mac == NULL) {TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
157 | PKCS12err(PKCS12_F_PKCS12_VERIFY_MAC, PKCS12_R_MAC_ABSENT); | - |
158 | return 0; never executed: return 0; | 0 |
159 | } | - |
160 | if (!pkcs12_gen_mac(p12, pass, passlen, mac, &maclen,TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
161 | PKCS12_key_gen_utf8)) {TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
162 | PKCS12err(PKCS12_F_PKCS12_VERIFY_MAC, PKCS12_R_MAC_GENERATION_ERROR); | - |
163 | return 0; never executed: return 0; | 0 |
164 | } | - |
165 | X509_SIG_get0(p12->mac->dinfo, NULL, &macoct); | - |
166 | if ((maclen != (unsigned int)ASN1_STRING_length(macoct))TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
167 | || CRYPTO_memcmp(mac, ASN1_STRING_get0_data(macoct), maclen) != 0)TRUE | never evaluated | FALSE | evaluated 1 time by 1 test |
| 0-1 |
168 | return 0; never executed: return 0; | 0 |
169 | | - |
170 | return 1;executed 1 time by 1 test: return 1; | 1 |
171 | } | - |
172 | | - |
173 | | - |
174 | | - |
175 | int PKCS12_set_mac(PKCS12 *p12, const char *pass, int passlen, | - |
176 | unsigned char *salt, int saltlen, int iter, | - |
177 | const EVP_MD *md_type) | - |
178 | { | - |
179 | unsigned char mac[EVP_MAX_MD_SIZE]; | - |
180 | unsigned int maclen; | - |
181 | ASN1_OCTET_STRING *macoct; | - |
182 | | - |
183 | if (!md_type)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
184 | md_type = EVP_sha1(); never executed: md_type = EVP_sha1(); | 0 |
185 | if (PKCS12_setup_mac(p12, iter, salt, saltlen, md_type) == PKCS12_ERROR) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
186 | PKCS12err(PKCS12_F_PKCS12_SET_MAC, PKCS12_R_MAC_SETUP_ERROR); | - |
187 | return 0; never executed: return 0; | 0 |
188 | } | - |
189 | | - |
190 | | - |
191 | | - |
192 | if (!pkcs12_gen_mac(p12, pass, passlen, mac, &maclen,TRUE | never evaluated | FALSE | never evaluated |
| 0 |
193 | PKCS12_key_gen_utf8)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
194 | PKCS12err(PKCS12_F_PKCS12_SET_MAC, PKCS12_R_MAC_GENERATION_ERROR); | - |
195 | return 0; never executed: return 0; | 0 |
196 | } | - |
197 | X509_SIG_getm(p12->mac->dinfo, NULL, &macoct); | - |
198 | if (!ASN1_OCTET_STRING_set(macoct, mac, maclen)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
199 | PKCS12err(PKCS12_F_PKCS12_SET_MAC, PKCS12_R_MAC_STRING_SET_ERROR); | - |
200 | return 0; never executed: return 0; | 0 |
201 | } | - |
202 | return 1; never executed: return 1; | 0 |
203 | } | - |
204 | | - |
205 | | - |
206 | int PKCS12_setup_mac(PKCS12 *p12, int iter, unsigned char *salt, int saltlen, | - |
207 | const EVP_MD *md_type) | - |
208 | { | - |
209 | X509_ALGOR *macalg; | - |
210 | | - |
211 | PKCS12_MAC_DATA_free(p12->mac); | - |
212 | p12->mac = NULL; | - |
213 | | - |
214 | if ((p12->mac = PKCS12_MAC_DATA_new()) == NULL)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
215 | return PKCS12_ERROR; never executed: return 0; | 0 |
216 | if (iter > 1) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
217 | if ((p12->mac->iter = ASN1_INTEGER_new()) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
218 | PKCS12err(PKCS12_F_PKCS12_SETUP_MAC, ERR_R_MALLOC_FAILURE); | - |
219 | return 0; never executed: return 0; | 0 |
220 | } | - |
221 | if (!ASN1_INTEGER_set(p12->mac->iter, iter)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
222 | PKCS12err(PKCS12_F_PKCS12_SETUP_MAC, ERR_R_MALLOC_FAILURE); | - |
223 | return 0; never executed: return 0; | 0 |
224 | } | - |
225 | } never executed: end of block | 0 |
226 | if (!saltlen)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
227 | saltlen = PKCS12_SALT_LEN; never executed: saltlen = 8; | 0 |
228 | if ((p12->mac->salt->data = OPENSSL_malloc(saltlen)) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
229 | PKCS12err(PKCS12_F_PKCS12_SETUP_MAC, ERR_R_MALLOC_FAILURE); | - |
230 | return 0; never executed: return 0; | 0 |
231 | } | - |
232 | p12->mac->salt->length = saltlen; | - |
233 | if (!salt) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
234 | if (RAND_bytes(p12->mac->salt->data, saltlen) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
235 | return 0; never executed: return 0; | 0 |
236 | } else never executed: end of block | 0 |
237 | memcpy(p12->mac->salt->data, salt, saltlen); never executed: memcpy(p12->mac->salt->data, salt, saltlen); | 0 |
238 | X509_SIG_getm(p12->mac->dinfo, &macalg, NULL); | - |
239 | if (!X509_ALGOR_set0(macalg, OBJ_nid2obj(EVP_MD_type(md_type)),TRUE | never evaluated | FALSE | never evaluated |
| 0 |
240 | V_ASN1_NULL, NULL)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
241 | PKCS12err(PKCS12_F_PKCS12_SETUP_MAC, ERR_R_MALLOC_FAILURE); | - |
242 | return 0; never executed: return 0; | 0 |
243 | } | - |
244 | | - |
245 | return 1; never executed: return 1; | 0 |
246 | } | - |
| | |