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p5_crpt2.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/evp/p5_crpt2.c
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1-
2int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,-
3 const unsigned char *salt, int saltlen, int iter,-
4 const EVP_MD *digest, int keylen, unsigned char *out)-
5{-
6 const char *empty = "";-
7 unsigned char digtmp[64], *p, itmp[4];-
8 int cplen, j, k, tkeylen, mdlen;-
9 unsigned long i = 1;-
10 HMAC_CTX *hctx_tpl = -
11 ((void *)0)-
12 , *hctx = -
13 ((void *)0)-
14 ;-
15-
16 mdlen = EVP_MD_size(digest);-
17 if (mdlen < 0
mdlen < 0Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
)		0-39
18 return
never executed: return 0;
 0;
never executed: return 0;
0
19-
20 hctx_tpl = HMAC_CTX_new();-
21 if (hctx_tpl ==
hctx_tpl == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-39
22 ((void *)0)
hctx_tpl == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-39
23 )-
24 return
never executed: return 0;
 0;
never executed: return 0;
0
25 p = out;-
26 tkeylen = keylen;-
27 if (pass ==
pass == ((void *)0)Description
TRUEevaluated 3 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 36 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
3-36
28 ((void *)0)
pass == ((void *)0)Description
TRUEevaluated 3 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 36 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
3-36
29 ) {-
30 pass = empty;-
31 passlen = 0;-
32 }
executed 3 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
 else if (passlen == -1
passlen == -1Description
TRUEnever evaluated
FALSEevaluated 36 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
) {		0-36
33 passlen = strlen(pass);-
34 }
never executed: end of block
0
35 if (!HMAC_Init_ex(hctx_tpl, pass, passlen, digest,
!HMAC_Init_ex(... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-39
36 ((void *)0)
!HMAC_Init_ex(... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-39
37 )
!HMAC_Init_ex(... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
) {		0-39
38 HMAC_CTX_free(hctx_tpl);-
39 return
never executed: return 0;
 0;
never executed: return 0;
0
40 }-
41 hctx = HMAC_CTX_new();-
42 if (hctx ==
hctx == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-39
43 ((void *)0)
hctx == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-39
44 ) {-
45 HMAC_CTX_free(hctx_tpl);-
46 return
never executed: return 0;
 0;
never executed: return 0;
0
47 }-
48 while (tkeylen
tkeylenDescription
TRUEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
) {		39-2673
49 if (tkeylen > mdlen
tkeylen > mdlenDescription
TRUEevaluated 2634 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 39 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
)		39-2634
50 cplen = mdlen;
executed 2634 times by 1 test: cplen = mdlen;
Executed by:
  • libcrypto.so.1.1
2634
51 else-
52 cplen = tkeylen;
executed 39 times by 1 test: cplen = tkeylen;
Executed by:
  • libcrypto.so.1.1
39
53-
54-
55-
56-
57 itmp[0] = (unsigned char)((i >> 24) & 0xff);-
58 itmp[1] = (unsigned char)((i >> 16) & 0xff);-
59 itmp[2] = (unsigned char)((i >> 8) & 0xff);-
60 itmp[3] = (unsigned char)(i & 0xff);-
61 if (!HMAC_CTX_copy(hctx, hctx_tpl)
!HMAC_CTX_copy(hctx, hctx_tpl)Description
TRUEnever evaluated
FALSEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
) {		0-2673
62 HMAC_CTX_free(hctx);-
63 HMAC_CTX_free(hctx_tpl);-
64 return
never executed: return 0;
 0;
never executed: return 0;
0
65 }-
66 if (!HMAC_Update(hctx, salt, saltlen)
!HMAC_Update(h...salt, saltlen)Description
TRUEnever evaluated
FALSEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-2673
67 || !HMAC_Update(hctx, itmp, 4)
!HMAC_Update(hctx, itmp, 4)Description
TRUEnever evaluated
FALSEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-2673
68 || !HMAC_Final(hctx, digtmp,
!HMAC_Final(hc... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-2673
69 ((void *)0)
!HMAC_Final(hc... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-2673
70 )
!HMAC_Final(hc... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
) {		0-2673
71 HMAC_CTX_free(hctx);-
72 HMAC_CTX_free(hctx_tpl);-
73 return
never executed: return 0;
 0;
never executed: return 0;
0
74 }-
75 memcpy(p, digtmp, cplen);-
76 for (j = 1; j < iter
j < iterDescription
TRUEevaluated 45048 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 2673 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
; j++) {		2673-45048
77 if (!HMAC_CTX_copy(hctx, hctx_tpl)
!HMAC_CTX_copy(hctx, hctx_tpl)Description
TRUEnever evaluated
FALSEevaluated 45048 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
) {		0-45048
78 HMAC_CTX_free(hctx);-
79 HMAC_CTX_free(hctx_tpl);-
80 return
never executed: return 0;
 0;
never executed: return 0;
0
81 }-
82 if (!HMAC_Update(hctx, digtmp, mdlen)
!HMAC_Update(h...digtmp, mdlen)Description
TRUEnever evaluated
FALSEevaluated 45048 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-45048
83 || !HMAC_Final(hctx, digtmp,
!HMAC_Final(hc... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 45048 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-45048
84 ((void *)0)
!HMAC_Final(hc... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 45048 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-45048
85 )
!HMAC_Final(hc... ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 45048 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
) {		0-45048
86 HMAC_CTX_free(hctx);-
87 HMAC_CTX_free(hctx_tpl);-
88 return
never executed: return 0;
 0;
never executed: return 0;
0
89 }-
90 for (k = 0; k < cplen
k < cplenDescription
TRUEevaluated 1199951 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 45048 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
; k++)		45048-1199951
91 p[k] ^= digtmp[k];
executed 1199951 times by 1 test: p[k] ^= digtmp[k];
Executed by:
  • libcrypto.so.1.1
1199951
92 }
executed 45048 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
45048
93 tkeylen -= cplen;-
94 i++;-
95 p += cplen;-
96 }
executed 2673 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
2673
97 HMAC_CTX_free(hctx);-
98 HMAC_CTX_free(hctx_tpl);-
99 return
executed 39 times by 1 test: return 1;
Executed by:
  • libcrypto.so.1.1
 1;
executed 39 times by 1 test: return 1;
Executed by:
  • libcrypto.so.1.1
39
100}-
101-
102int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,-
103 const unsigned char *salt, int saltlen, int iter,-
104 int keylen, unsigned char *out)-
105{-
106 return
never executed: return PKCS5_PBKDF2_HMAC(pass, passlen, salt, saltlen, iter, EVP_sha1(), keylen, out);
 PKCS5_PBKDF2_HMAC(pass, passlen, salt, saltlen, iter, EVP_sha1(),
never executed: return PKCS5_PBKDF2_HMAC(pass, passlen, salt, saltlen, iter, EVP_sha1(), keylen, out);
0
107 keylen, out);
never executed: return PKCS5_PBKDF2_HMAC(pass, passlen, salt, saltlen, iter, EVP_sha1(), keylen, out);
0
108}-
109-
110-
111-
112-
113-
114-
115-
116int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,-
117 ASN1_TYPE *param, const EVP_CIPHER *c,-
118 const EVP_MD *md, int en_de)-
119{-
120 PBE2PARAM *pbe2 = -
121 ((void *)0)-
122 ;-
123 const EVP_CIPHER *cipher;-
124 EVP_PBE_KEYGEN *kdf;-
125-
126 int rv = 0;-
127-
128 pbe2 = ASN1_TYPE_unpack_sequence((&(PBE2PARAM_it)), param);-
129 if (pbe2 ==
pbe2 == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
130 ((void *)0)
pbe2 == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
131 ) {-
132 ERR_put_error(6,(118),(114),__FILE__,150);-
133 goto
never executed: goto err;
 err;
never executed: goto err;
0
134 }-
135-
136-
137 if (!EVP_PBE_find(0x2, OBJ_obj2nid(pbe2->keyfunc->algorithm),
!EVP_PBE_find(...d *)0) , &kdf)Description
TRUEnever evaluated
FALSEnever evaluated
0
138
!EVP_PBE_find(...d *)0) , &kdf)Description
TRUEnever evaluated
FALSEnever evaluated
0
139 ((void *)0)
!EVP_PBE_find(...d *)0) , &kdf)Description
TRUEnever evaluated
FALSEnever evaluated
0
140 ,
!EVP_PBE_find(...d *)0) , &kdf)Description
TRUEnever evaluated
FALSEnever evaluated
0
141 ((void *)0)
!EVP_PBE_find(...d *)0) , &kdf)Description
TRUEnever evaluated
FALSEnever evaluated
0
142 , &kdf)
!EVP_PBE_find(...d *)0) , &kdf)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
143 ERR_put_error(6,(118),(124),__FILE__,158)-
144 ;-
145 goto
never executed: goto err;
 err;
never executed: goto err;
0
146 }-
147-
148-
149-
150-
151-
152 cipher = EVP_get_cipherbyname(OBJ_nid2sn(OBJ_obj2nid(pbe2->encryption->algorithm)));-
153-
154 if (!cipher
!cipherDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
155 ERR_put_error(6,(118),(107),__FILE__,169);-
156 goto
never executed: goto err;
 err;
never executed: goto err;
0
157 }-
158-
159-
160 if (!EVP_CipherInit_ex(ctx, cipher,
!EVP_CipherIni... *)0) , en_de)Description
TRUEnever evaluated
FALSEnever evaluated
0
161 ((void *)0)
!EVP_CipherIni... *)0) , en_de)Description
TRUEnever evaluated
FALSEnever evaluated
0
162 ,
!EVP_CipherIni... *)0) , en_de)Description
TRUEnever evaluated
FALSEnever evaluated
0
163 ((void *)0)
!EVP_CipherIni... *)0) , en_de)Description
TRUEnever evaluated
FALSEnever evaluated
0
164 ,
!EVP_CipherIni... *)0) , en_de)Description
TRUEnever evaluated
FALSEnever evaluated
0
165 ((void *)0)
!EVP_CipherIni... *)0) , en_de)Description
TRUEnever evaluated
FALSEnever evaluated
0
166 , en_de)
!EVP_CipherIni... *)0) , en_de)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
167 goto
never executed: goto err;
 err;
never executed: goto err;
0
168 if (EVP_CIPHER_asn1_to_param(ctx, pbe2->encryption->parameter) < 0
EVP_CIPHER_asn...parameter) < 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
169 ERR_put_error(6,(118),(122),__FILE__,177);-
170 goto
never executed: goto err;
 err;
never executed: goto err;
0
171 }-
172 rv = kdf(ctx, pass, passlen, pbe2->keyfunc->parameter, -
173 ((void *)0)-
174 , -
175 ((void *)0)-
176 , en_de);-
177 err:
code before this statement never executed: err:
0
178 PBE2PARAM_free(pbe2);-
179 return
never executed: return rv;
 rv;
never executed: return rv;
0
180}-
181-
182int PKCS5_v2_PBKDF2_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,-
183 int passlen, ASN1_TYPE *param,-
184 const EVP_CIPHER *c, const EVP_MD *md, int en_de)-
185{-
186 unsigned char *salt, key[64];-
187 int saltlen, iter;-
188 int rv = 0;-
189 unsigned int keylen = 0;-
190 int prf_nid, hmac_md_nid;-
191 PBKDF2PARAM *kdf = -
192 ((void *)0)-
193 ;-
194 const EVP_MD *prfmd;-
195-
196 if (EVP_CIPHER_CTX_cipher(ctx) ==
EVP_CIPHER_CTX...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
197 ((void *)0)
EVP_CIPHER_CTX...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
198 ) {-
199 ERR_put_error(6,(164),(131),__FILE__,199);-
200 goto
never executed: goto err;
 err;
never executed: goto err;
0
201 }-
202 keylen = EVP_CIPHER_CTX_key_length(ctx);-
203 (void)((keylen <= sizeof(key)) ? 0 : (OPENSSL_die("assertion failed: " "keylen <= sizeof(key)", __FILE__, 203), 1));-
204-
205-
206-
207 kdf = ASN1_TYPE_unpack_sequence((&(PBKDF2PARAM_it)), param);-
208-
209 if (kdf ==
kdf == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
210 ((void *)0)
kdf == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
211 ) {-
212 ERR_put_error(6,(164),(114),__FILE__,210);-
213 goto
never executed: goto err;
 err;
never executed: goto err;
0
214 }-
215-
216 keylen = EVP_CIPHER_CTX_key_length(ctx);-
217-
218-
219-
220 if (kdf->keylength
kdf->keylengthDescription
TRUEnever evaluated
FALSEnever evaluated
 && (
(ASN1_INTEGER_...= (int)keylen)Description
TRUEnever evaluated
FALSEnever evaluated
ASN1_INTEGER_get(kdf->keylength) != (int)keylen)
(ASN1_INTEGER_...= (int)keylen)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
221 ERR_put_error(6,(164),(123),__FILE__,219);-
222 goto
never executed: goto err;
 err;
never executed: goto err;
0
223 }-
224-
225 if (kdf->prf
kdf->prfDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
226 prf_nid = OBJ_obj2nid(kdf->prf->algorithm);
never executed: prf_nid = OBJ_obj2nid(kdf->prf->algorithm);
0
227 else-
228 prf_nid = 163;
never executed: prf_nid = 163;
0
229-
230 if (!EVP_PBE_find(0x1, prf_nid,
!EVP_PBE_find(...mac_md_nid, 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
231 ((void *)0)
!EVP_PBE_find(...mac_md_nid, 0)Description
TRUEnever evaluated
FALSEnever evaluated
0
232 , &hmac_md_nid, 0)
!EVP_PBE_find(...mac_md_nid, 0)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
233 ERR_put_error(6,(164),(125),__FILE__,229);-
234 goto
never executed: goto err;
 err;
never executed: goto err;
0
235 }-
236-
237 prfmd = EVP_get_digestbyname(OBJ_nid2sn(hmac_md_nid));-
238 if (prfmd ==
prfmd == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
239 ((void *)0)
prfmd == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
240 ) {-
241 ERR_put_error(6,(164),(125),__FILE__,235);-
242 goto
never executed: goto err;
 err;
never executed: goto err;
0
243 }-
244-
245 if (kdf->salt->type != 4
kdf->salt->type != 4Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
246 ERR_put_error(6,(164),(126),__FILE__,240);-
247 goto
never executed: goto err;
 err;
never executed: goto err;
0
248 }-
249-
250-
251 salt = kdf->salt->value.octet_string->data;-
252 saltlen = kdf->salt->value.octet_string->length;-
253 iter = ASN1_INTEGER_get(kdf->iter);-
254 if (!PKCS5_PBKDF2_HMAC(pass, passlen, salt, saltlen, iter, prfmd,
!PKCS5_PBKDF2_..., keylen, key)Description
TRUEnever evaluated
FALSEnever evaluated
0
255 keylen, key)
!PKCS5_PBKDF2_..., keylen, key)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
256 goto
never executed: goto err;
 err;
never executed: goto err;
0
257 rv = EVP_CipherInit_ex(ctx, -
258 ((void *)0)-
259 , -
260 ((void *)0)-
261 , key, -
262 ((void *)0)-
263 , en_de);-
264 err:
code before this statement never executed: err:
0
265 OPENSSL_cleanse(key, keylen);-
266 PBKDF2PARAM_free(kdf);-
267 return
never executed: return rv;
 rv;
never executed: return rv;
0
268}-
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