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eng_openssl.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/libressl/src/crypto/engine/eng_openssl.c
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1-
2-
3-
4-
5static int openssl_ciphers(ENGINE *e, const EVP_CIPHER **cipher,-
6 const int **nids, int nid);-
7-
8-
9static int openssl_digests(ENGINE *e, const EVP_MD **digest,-
10 const int **nids, int nid);-
11-
12-
13-
14static EVP_PKEY *openssl_load_privkey(ENGINE *eng, const char *key_id,-
15 UI_METHOD *ui_method, void *callback_data);-
16-
17-
18-
19static const char *engine_openssl_id = "openssl";-
20static const char *engine_openssl_name = "Software engine support";-
21-
22-
23-
24static int-
25bind_helper(ENGINE *e)-
26{-
27 if (!ENGINE_set_id(e, engine_openssl_id)
!ENGINE_set_id...ne_openssl_id)Description
TRUEnever evaluated
FALSEnever evaluated
 ||		0
28 !ENGINE_set_name(e, engine_openssl_name)
!ENGINE_set_na..._openssl_name)Description
TRUEnever evaluated
FALSEnever evaluated
0
29-
30-
31 || !ENGINE_set_RSA(e, RSA_get_default_method())
!ENGINE_set_RS...ault_method())Description
TRUEnever evaluated
FALSEnever evaluated
0
32-
33-
34 || !ENGINE_set_DSA(e, DSA_get_default_method())
!ENGINE_set_DS...ault_method())Description
TRUEnever evaluated
FALSEnever evaluated
0
35-
36-
37 || !ENGINE_set_ECDH(e, ECDH_OpenSSL())
!ENGINE_set_EC...CDH_OpenSSL())Description
TRUEnever evaluated
FALSEnever evaluated
0
38-
39-
40 || !ENGINE_set_ECDSA(e, ECDSA_OpenSSL())
!ENGINE_set_EC...DSA_OpenSSL())Description
TRUEnever evaluated
FALSEnever evaluated
0
41-
42-
43 || !ENGINE_set_DH(e, DH_get_default_method())
!ENGINE_set_DH...ault_method())Description
TRUEnever evaluated
FALSEnever evaluated
0
44-
45 || !ENGINE_set_RAND(e, RAND_SSLeay())
!ENGINE_set_RA...RAND_SSLeay())Description
TRUEnever evaluated
FALSEnever evaluated
0
46-
47 || !ENGINE_set_ciphers(e, openssl_ciphers)
!ENGINE_set_ci...enssl_ciphers)Description
TRUEnever evaluated
FALSEnever evaluated
0
48-
49-
50 || !ENGINE_set_digests(e, openssl_digests)
!ENGINE_set_di...enssl_digests)Description
TRUEnever evaluated
FALSEnever evaluated
0
51-
52-
53-
54 || !ENGINE_set_load_privkey_function(e, openssl_load_privkey)
!ENGINE_set_lo..._load_privkey)Description
TRUEnever evaluated
FALSEnever evaluated
0
55-
56 )-
57 return
never executed: return 0;
 0;
never executed: return 0;
0
58-
59-
60 return
never executed: return 1;
 1;
never executed: return 1;
0
61}-
62-
63static ENGINE *-
64engine_openssl(void)-
65{-
66 ENGINE *ret = ENGINE_new();-
67-
68 if (ret ==
ret == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
69 ((void *)0)
ret == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
70 )-
71 return
never executed: return ((void *)0) ;
never executed: return ((void *)0) ;
0
72 ((void *)0)
never executed: return ((void *)0) ;
0
73 ;
never executed: return ((void *)0) ;
0
74 if (!bind_helper(ret)
!bind_helper(ret)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
75 ENGINE_free(ret);-
76 return
never executed: return ((void *)0) ;
never executed: return ((void *)0) ;
0
77 ((void *)0)
never executed: return ((void *)0) ;
0
78 ;
never executed: return ((void *)0) ;
0
79 }-
80 return
never executed: return ret;
 ret;
never executed: return ret;
0
81}-
82-
83void-
84ENGINE_load_openssl(void)-
85{-
86 ENGINE *toadd = engine_openssl();-
87-
88 if (toadd ==
toadd == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
89 ((void *)0)
toadd == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
90 )-
91 return;
never executed: return;
0
92 (void) ENGINE_add(toadd);-
93-
94-
95 ENGINE_free(toadd);-
96 ERR_clear_error();-
97}
never executed: end of block
0
98-
99static int test_cipher_nids[] = {5, 97};-
100static int test_cipher_nids_number = 2;-
101-
102typedef struct {-
103 unsigned char key[16];-
104 RC4_KEY ks;-
105} TEST_RC4_KEY;-
106-
107-
108static int-
109test_rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,-
110 const unsigned char *iv, int enc)-
111{-
112-
113 fprintf(-
114 stderr-
115 , "(TEST_ENG_OPENSSL_RC4) test_init_key() called\n");-
116-
117 memcpy(&((TEST_RC4_KEY *)(ctx)->cipher_data)->key[0], key, EVP_CIPHER_CTX_key_length(ctx));-
118 RC4_set_key(&((TEST_RC4_KEY *)(ctx)->cipher_data)->ks, EVP_CIPHER_CTX_key_length(ctx),-
119 ((TEST_RC4_KEY *)(ctx)->cipher_data)->key);-
120 return
never executed: return 1;
 1;
never executed: return 1;
0
121}-
122-
123static int-
124test_rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,-
125 const unsigned char *in, size_t inl)-
126{-
127-
128-
129-
130 RC4(&((TEST_RC4_KEY *)(ctx)->cipher_data)->ks, inl, in, out);-
131 return
never executed: return 1;
 1;
never executed: return 1;
0
132}-
133-
134static const EVP_CIPHER test_r4_cipher = {-
135 5,-
136 1, 16, 0,-
137 0x8,-
138 test_rc4_init_key,-
139 test_rc4_cipher,-
140 -
141((void *)0)-
142 ,-
143 sizeof(TEST_RC4_KEY),-
144 -
145((void *)0)-
146 ,-
147 -
148((void *)0)-
149 ,-
150 -
151((void *)0)-
152 ,-
153 -
154((void *)0)-
155-
156};-
157-
158static const EVP_CIPHER test_r4_40_cipher = {-
159 97,-
160 1,5 ,0,-
161 0x8,-
162 test_rc4_init_key,-
163 test_rc4_cipher,-
164 -
165((void *)0)-
166 ,-
167 sizeof(TEST_RC4_KEY),-
168 -
169((void *)0)-
170 ,-
171 -
172((void *)0)-
173 ,-
174 -
175((void *)0)-
176 ,-
177 -
178((void *)0)-
179-
180};-
181-
182static int-
183openssl_ciphers(ENGINE *e, const EVP_CIPHER **cipher, const int **nids, int nid)-
184{-
185 if (!cipher
!cipherDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
186-
187 *nids = test_cipher_nids;-
188 return
never executed: return test_cipher_nids_number;
 test_cipher_nids_number;
never executed: return test_cipher_nids_number;
0
189 }-
190-
191 if (nid == 5
nid == 5Description
TRUEnever evaluated
FALSEnever evaluated
)		0
192 *
never executed: *cipher = &test_r4_cipher;
cipher = &test_r4_cipher;
never executed: *cipher = &test_r4_cipher;
0
193 else if (nid == 97
nid == 97Description
TRUEnever evaluated
FALSEnever evaluated
)		0
194 *
never executed: *cipher = &test_r4_40_cipher;
cipher = &test_r4_40_cipher;
never executed: *cipher = &test_r4_40_cipher;
0
195 else {-
196-
197-
198-
199-
200 *cipher = -
201 ((void *)0)-
202 ;-
203 return
never executed: return 0;
 0;
never executed: return 0;
0
204 }-
205 return
never executed: return 1;
 1;
never executed: return 1;
0
206}-
207-
208-
209-
210-
211static int test_digest_nids[] = {64};-
212static int test_digest_nids_number = 1;-
213-
214static int-
215test_sha1_init(EVP_MD_CTX *ctx)-
216{-
217-
218-
219-
220 return
never executed: return SHA1_Init(ctx->md_data);
 SHA1_Init(ctx->md_data);
never executed: return SHA1_Init(ctx->md_data);
0
221}-
222-
223static int-
224test_sha1_update(EVP_MD_CTX *ctx, const void *data, size_t count)-
225{-
226-
227-
228-
229 return
never executed: return SHA1_Update(ctx->md_data, data, count);
 SHA1_Update(ctx->md_data, data, count);
never executed: return SHA1_Update(ctx->md_data, data, count);
0
230}-
231-
232static int-
233test_sha1_final(EVP_MD_CTX *ctx, unsigned char *md)-
234{-
235-
236-
237-
238 return
never executed: return SHA1_Final(md, ctx->md_data);
 SHA1_Final(md, ctx->md_data);
never executed: return SHA1_Final(md, ctx->md_data);
0
239}-
240-
241static const EVP_MD test_sha_md = {-
242 64,-
243 65,-
244 20,-
245 0,-
246 test_sha1_init,-
247 test_sha1_update,-
248 test_sha1_final,-
249 -
250((void *)0)-
251 ,-
252 -
253((void *)0)-
254 ,-
255 (evp_sign_method *)RSA_sign, (evp_verify_method *)RSA_verify, {6,19,0,0},-
256 (16*4),-
257 sizeof(EVP_MD *) + sizeof(SHA_CTX),-
258};-
259-
260static int-
261openssl_digests(ENGINE *e, const EVP_MD **digest, const int **nids, int nid)-
262{-
263 if (!digest
!digestDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
264-
265 *nids = test_digest_nids;-
266 return
never executed: return test_digest_nids_number;
 test_digest_nids_number;
never executed: return test_digest_nids_number;
0
267 }-
268-
269 if (nid == 64
nid == 64Description
TRUEnever evaluated
FALSEnever evaluated
)		0
270 *
never executed: *digest = &test_sha_md;
digest = &test_sha_md;
never executed: *digest = &test_sha_md;
0
271 else {-
272-
273-
274-
275-
276 *digest = -
277 ((void *)0)-
278 ;-
279 return
never executed: return 0;
 0;
never executed: return 0;
0
280 }-
281 return
never executed: return 1;
 1;
never executed: return 1;
0
282}-
283-
284-
285-
286static EVP_PKEY *-
287openssl_load_privkey(ENGINE *eng, const char *key_id, UI_METHOD *ui_method,-
288 void *callback_data)-
289{-
290 BIO *in;-
291 EVP_PKEY *key;-
292-
293 fprintf(-
294 stderr-
295 , "(TEST_ENG_OPENSSL_PKEY)Loading Private key %s\n",-
296 key_id);-
297 in = BIO_new_file(key_id, "r");-
298 if (!in
!inDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
299 return
never executed: return ((void *)0) ;
never executed: return ((void *)0) ;
0
300 ((void *)0)
never executed: return ((void *)0) ;
0
301 ;
never executed: return ((void *)0) ;
0
302 key = PEM_read_bio_PrivateKey(in, -
303 ((void *)0)-
304 , 0, -
305 ((void *)0)-
306 );-
307 BIO_free(in);-
308 return
never executed: return key;
 key;
never executed: return key;
0
309}-
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