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p5_pbev2.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/libressl/src/crypto/asn1/p5_pbev2.c
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1-
2-
3-
4-
5static const ASN1_TEMPLATE PBE2PARAM_seq_tt[] = {-
6 {-
7 .offset = -
8 __builtin_offsetof (-
9 PBE2PARAM-
10 , -
11 keyfunc-
12 )-
13 ,-
14 .field_name = "keyfunc",-
15 .item = &X509_ALGOR_it,-
16 },-
17 {-
18 .offset = -
19 __builtin_offsetof (-
20 PBE2PARAM-
21 , -
22 encryption-
23 )-
24 ,-
25 .field_name = "encryption",-
26 .item = &X509_ALGOR_it,-
27 },-
28};-
29-
30const ASN1_ITEM PBE2PARAM_it = {-
31 .itype = 0x1,-
32 .utype = 16,-
33 .templates = PBE2PARAM_seq_tt,-
34 .tcount = sizeof(PBE2PARAM_seq_tt) / sizeof(ASN1_TEMPLATE),-
35 .size = sizeof(PBE2PARAM),-
36 .sname = "PBE2PARAM",-
37};-
38-
39-
40PBE2PARAM *-
41d2i_PBE2PARAM(PBE2PARAM **a, const unsigned char **in, long len)-
42{-
43 return
never executed: return (PBE2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &PBE2PARAM_it);
 (PBE2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
never executed: return (PBE2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &PBE2PARAM_it);
0
44 &PBE2PARAM_it);
never executed: return (PBE2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &PBE2PARAM_it);
0
45}-
46-
47int-
48i2d_PBE2PARAM(PBE2PARAM *a, unsigned char **out)-
49{-
50 return
never executed: return ASN1_item_i2d((ASN1_VALUE *)a, out, &PBE2PARAM_it);
 ASN1_item_i2d((ASN1_VALUE *)a, out, &PBE2PARAM_it);
never executed: return ASN1_item_i2d((ASN1_VALUE *)a, out, &PBE2PARAM_it);
0
51}-
52-
53PBE2PARAM *-
54PBE2PARAM_new(void)-
55{-
56 return
never executed: return (PBE2PARAM *)ASN1_item_new(&PBE2PARAM_it);
 (PBE2PARAM *)ASN1_item_new(&PBE2PARAM_it);
never executed: return (PBE2PARAM *)ASN1_item_new(&PBE2PARAM_it);
0
57}-
58-
59void-
60PBE2PARAM_free(PBE2PARAM *a)-
61{-
62 ASN1_item_free((ASN1_VALUE *)a, &PBE2PARAM_it);-
63}
executed 1 time by 1 test: end of block
Executed by:
  • freenull
1
64-
65static const ASN1_TEMPLATE PBKDF2PARAM_seq_tt[] = {-
66 {-
67 .offset = -
68 __builtin_offsetof (-
69 PBKDF2PARAM-
70 , -
71 salt-
72 )-
73 ,-
74 .field_name = "salt",-
75 .item = &ASN1_ANY_it,-
76 },-
77 {-
78 .offset = -
79 __builtin_offsetof (-
80 PBKDF2PARAM-
81 , -
82 iter-
83 )-
84 ,-
85 .field_name = "iter",-
86 .item = &ASN1_INTEGER_it,-
87 },-
88 {-
89 .flags = (0x1),-
90 .offset = -
91 __builtin_offsetof (-
92 PBKDF2PARAM-
93 , -
94 keylength-
95 )-
96 ,-
97 .field_name = "keylength",-
98 .item = &ASN1_INTEGER_it,-
99 },-
100 {-
101 .flags = (0x1),-
102 .offset = -
103 __builtin_offsetof (-
104 PBKDF2PARAM-
105 , -
106 prf-
107 )-
108 ,-
109 .field_name = "prf",-
110 .item = &X509_ALGOR_it,-
111 },-
112};-
113-
114const ASN1_ITEM PBKDF2PARAM_it = {-
115 .itype = 0x1,-
116 .utype = 16,-
117 .templates = PBKDF2PARAM_seq_tt,-
118 .tcount = sizeof(PBKDF2PARAM_seq_tt) / sizeof(ASN1_TEMPLATE),-
119 .size = sizeof(PBKDF2PARAM),-
120 .sname = "PBKDF2PARAM",-
121};-
122-
123-
124PBKDF2PARAM *-
125d2i_PBKDF2PARAM(PBKDF2PARAM **a, const unsigned char **in, long len)-
126{-
127 return
never executed: return (PBKDF2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &PBKDF2PARAM_it);
 (PBKDF2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
never executed: return (PBKDF2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &PBKDF2PARAM_it);
0
128 &PBKDF2PARAM_it);
never executed: return (PBKDF2PARAM *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &PBKDF2PARAM_it);
0
129}-
130-
131int-
132i2d_PBKDF2PARAM(PBKDF2PARAM *a, unsigned char **out)-
133{-
134 return
never executed: return ASN1_item_i2d((ASN1_VALUE *)a, out, &PBKDF2PARAM_it);
 ASN1_item_i2d((ASN1_VALUE *)a, out, &PBKDF2PARAM_it);
never executed: return ASN1_item_i2d((ASN1_VALUE *)a, out, &PBKDF2PARAM_it);
0
135}-
136-
137PBKDF2PARAM *-
138PBKDF2PARAM_new(void)-
139{-
140 return
never executed: return (PBKDF2PARAM *)ASN1_item_new(&PBKDF2PARAM_it);
 (PBKDF2PARAM *)ASN1_item_new(&PBKDF2PARAM_it);
never executed: return (PBKDF2PARAM *)ASN1_item_new(&PBKDF2PARAM_it);
0
141}-
142-
143void-
144PBKDF2PARAM_free(PBKDF2PARAM *a)-
145{-
146 ASN1_item_free((ASN1_VALUE *)a, &PBKDF2PARAM_it);-
147}
executed 1 time by 1 test: end of block
Executed by:
  • freenull
1
148-
149-
150-
151-
152-
153-
154-
155X509_ALGOR *-
156PKCS5_pbe2_set_iv(const EVP_CIPHER *cipher, int iter, unsigned char *salt,-
157 int saltlen, unsigned char *aiv, int prf_nid)-
158{-
159 X509_ALGOR *scheme = -
160 ((void *)0)-
161 , *kalg = -
162 ((void *)0)-
163 , *ret = -
164 ((void *)0)-
165 ;-
166 int alg_nid, keylen;-
167 EVP_CIPHER_CTX ctx;-
168 unsigned char iv[16];-
169 PBE2PARAM *pbe2 = -
170 ((void *)0)-
171 ;-
172 ASN1_OBJECT *obj;-
173-
174 alg_nid = EVP_CIPHER_type(cipher);-
175 if (alg_nid == 0
alg_nid == 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
176 ERR_put_error(13,(0xfff),(108),__FILE__,196);-
177 goto
never executed: goto err;
 err;
never executed: goto err;
0
178 }-
179 obj = OBJ_nid2obj(alg_nid);-
180-
181 if (!(pbe2 = PBE2PARAM_new())
!(pbe2 = PBE2PARAM_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
182 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
183-
184-
185 scheme = pbe2->encryption;-
186-
187 scheme->algorithm = obj;-
188 if (!(scheme->parameter = ASN1_TYPE_new())
!(scheme->para...N1_TYPE_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
189 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
190-
191-
192 if (EVP_CIPHER_iv_length(cipher)
EVP_CIPHER_iv_length(cipher)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
193 if (aiv
aivDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
194 memcpy(iv, aiv, EVP_CIPHER_iv_length(cipher));
never executed: memcpy(iv, aiv, EVP_CIPHER_iv_length(cipher));
0
195 else-
196 arc4random_buf(iv, EVP_CIPHER_iv_length(cipher));
never executed: arc4random_buf(iv, EVP_CIPHER_iv_length(cipher));
0
197 }-
198-
199 EVP_CIPHER_CTX_init(&ctx);-
200-
201-
202 if (!EVP_CipherInit_ex(&ctx, cipher,
!EVP_CipherIni... *)0) , iv, 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
203 ((void *)0)
!EVP_CipherIni... *)0) , iv, 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
204 ,
!EVP_CipherIni... *)0) , iv, 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
205 ((void *)0)
!EVP_CipherIni... *)0) , iv, 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
206 , iv, 0)
!EVP_CipherIni... *)0) , iv, 0)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
207 goto
never executed: goto err;
 err;
never executed: goto err;
0
208 if (EVP_CIPHER_param_to_asn1(&ctx, scheme->parameter) < 0
EVP_CIPHER_par...parameter) < 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
209 ERR_put_error(13,(0xfff),(114),__FILE__,225);-
210 EVP_CIPHER_CTX_cleanup(&ctx);-
211 goto
never executed: goto err;
 err;
never executed: goto err;
0
212 }-
213-
214-
215-
216 if ((
(prf_nid == -1)Description
TRUEnever evaluated
FALSEnever evaluated
prf_nid == -1)
(prf_nid == -1)Description
TRUEnever evaluated
FALSEnever evaluated
 &&		0
217 EVP_CIPHER_CTX_ctrl(&ctx, 0x7, 0, &prf_nid) <= 0
EVP_CIPHER_CTX...&prf_nid) <= 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
218 ERR_clear_error();-
219 prf_nid = 163;-
220 }
never executed: end of block
0
221 EVP_CIPHER_CTX_cleanup(&ctx);-
222-
223-
224-
225 if (alg_nid == 37
alg_nid == 37Description
TRUEnever evaluated
FALSEnever evaluated
)		0
226 keylen = EVP_CIPHER_key_length(cipher);
never executed: keylen = EVP_CIPHER_key_length(cipher);
0
227 else-
228 keylen = -1;
never executed: keylen = -1;
0
229-
230-
231-
232 X509_ALGOR_free(pbe2->keyfunc);-
233-
234 pbe2->keyfunc = PKCS5_pbkdf2_set(iter, salt, saltlen, prf_nid, keylen);-
235-
236 if (!pbe2->keyfunc
!pbe2->keyfuncDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
237 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
238-
239-
240-
241 if (!(ret = X509_ALGOR_new())
!(ret = X509_ALGOR_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
242 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
243 if (!(ret->parameter = ASN1_TYPE_new())
!(ret->paramet...N1_TYPE_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
244 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
245-
246 ret->algorithm = OBJ_nid2obj(161);-
247-
248-
249-
250 if (!ASN1_item_pack(pbe2, &PBE2PARAM_it,
!ASN1_item_pac...alue.sequence)Description
TRUEnever evaluated
FALSEnever evaluated
0
251 &ret->parameter->value.sequence)
!ASN1_item_pac...alue.sequence)Description
TRUEnever evaluated
FALSEnever evaluated
) goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
252 ret->parameter->type = 16;-
253-
254 PBE2PARAM_free(pbe2);-
255 pbe2 = -
256 ((void *)0)-
257 ;-
258-
259 return
never executed: return ret;
 ret;
never executed: return ret;
0
260-
261merr:-
262 ERR_put_error(13,(0xfff),((1|64)),__FILE__,276);-
263-
264err:
code before this statement never executed: err:
0
265 PBE2PARAM_free(pbe2);-
266-
267 X509_ALGOR_free(kalg);-
268 X509_ALGOR_free(ret);-
269-
270 return
never executed: return ((void *)0) ;
never executed: return ((void *)0) ;
0
271 ((void *)0)
never executed: return ((void *)0) ;
0
272 ;
never executed: return ((void *)0) ;
0
273}-
274-
275X509_ALGOR *-
276PKCS5_pbe2_set(const EVP_CIPHER *cipher, int iter, unsigned char *salt,-
277 int saltlen)-
278{-
279 return
never executed: return PKCS5_pbe2_set_iv(cipher, iter, salt, saltlen, ((void *)0) , -1);
 PKCS5_pbe2_set_iv(cipher, iter, salt, saltlen,
never executed: return PKCS5_pbe2_set_iv(cipher, iter, salt, saltlen, ((void *)0) , -1);
0
280 ((void *)0)
never executed: return PKCS5_pbe2_set_iv(cipher, iter, salt, saltlen, ((void *)0) , -1);
0
281 , -1);
never executed: return PKCS5_pbe2_set_iv(cipher, iter, salt, saltlen, ((void *)0) , -1);
0
282}-
283-
284X509_ALGOR *-
285PKCS5_pbkdf2_set(int iter, unsigned char *salt, int saltlen, int prf_nid,-
286 int keylen)-
287{-
288 X509_ALGOR *keyfunc = -
289 ((void *)0)-
290 ;-
291 PBKDF2PARAM *kdf = -
292 ((void *)0)-
293 ;-
294 ASN1_OCTET_STRING *osalt = -
295 ((void *)0)-
296 ;-
297-
298 if (!(kdf = PBKDF2PARAM_new())
!(kdf = PBKDF2PARAM_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
299 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
300 if (!(osalt = ASN1_OCTET_STRING_new())
!(osalt = ASN1..._STRING_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
301 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
302-
303 kdf->salt->value.octet_string = osalt;-
304 kdf->salt->type = 4;-
305-
306 if (!saltlen
!saltlenDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
307 saltlen = 8;
never executed: saltlen = 8;
0
308 if (!(osalt->data = malloc (saltlen))
!(osalt->data ...loc (saltlen))Description
TRUEnever evaluated
FALSEnever evaluated
)		0
309 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
310-
311 osalt->length = saltlen;-
312-
313 if (salt
saltDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
314 memcpy (osalt->data, salt, saltlen);
never executed: memcpy (osalt->data, salt, saltlen);
0
315 else-
316 arc4random_buf(osalt->data, saltlen);
never executed: arc4random_buf(osalt->data, saltlen);
0
317-
318 if (iter <= 0
iter <= 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
319 iter = 2048;
never executed: iter = 2048;
0
320-
321 if (!ASN1_INTEGER_set(kdf->iter, iter)
!ASN1_INTEGER_...f->iter, iter)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
322 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
323-
324-
325-
326 if (keylen > 0
keylen > 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
327 if (!(kdf->keylength = ASN1_INTEGER_new())
!(kdf->keyleng...INTEGER_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
328 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
329 if (!ASN1_INTEGER_set(kdf->keylength, keylen)
!ASN1_INTEGER_...ength, keylen)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
330 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
331 }
never executed: end of block
0
332-
333-
334 if (prf_nid > 0
prf_nid > 0Description
TRUEnever evaluated
FALSEnever evaluated
 && prf_nid != 163
prf_nid != 163Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
335 kdf->prf = X509_ALGOR_new();-
336 if (!kdf->prf
!kdf->prfDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
337 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
338 X509_ALGOR_set0(kdf->prf, OBJ_nid2obj(prf_nid),-
339 5, -
340 ((void *)0)-
341 );-
342 }
never executed: end of block
0
343-
344-
345-
346 keyfunc = X509_ALGOR_new();-
347 if (!keyfunc
!keyfuncDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
348 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
349-
350 keyfunc->algorithm = OBJ_nid2obj(69);-
351-
352-
353-
354 if (!(keyfunc->parameter = ASN1_TYPE_new())
!(keyfunc->par...N1_TYPE_new())Description
TRUEnever evaluated
FALSEnever evaluated
)		0
355 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
356-
357 if (!ASN1_item_pack(kdf, &PBKDF2PARAM_it,
!ASN1_item_pac...alue.sequence)Description
TRUEnever evaluated
FALSEnever evaluated
0
358 &keyfunc->parameter->value.sequence)
!ASN1_item_pac...alue.sequence)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
359 goto
never executed: goto merr;
 merr;
never executed: goto merr;
0
360 keyfunc->parameter->type = 16;-
361-
362 PBKDF2PARAM_free(kdf);-
363 return
never executed: return keyfunc;
 keyfunc;
never executed: return keyfunc;
0
364-
365merr:-
366 ERR_put_error(13,(0xfff),((1|64)),__FILE__,368);-
367 PBKDF2PARAM_free(kdf);-
368 X509_ALGOR_free(keyfunc);-
369 return
never executed: return ((void *)0) ;
never executed: return ((void *)0) ;
0
370 ((void *)0)
never executed: return ((void *)0) ;
0
371 ;
never executed: return ((void *)0) ;
0
372}-
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