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61 | | - |
62 | | - |
63 | | - |
64 | #include <stdio.h> | - |
65 | #include <string.h> | - |
66 | | - |
67 | #include <openssl/opensslconf.h> | - |
68 | | - |
69 | #include <openssl/bn.h> | - |
70 | #include <openssl/ec.h> | - |
71 | #include <openssl/err.h> | - |
72 | #include <openssl/evp.h> | - |
73 | | - |
74 | int | - |
75 | ECPKParameters_print_fp(FILE * fp, const EC_GROUP * x, int off) | - |
76 | { | - |
77 | BIO *b; | - |
78 | int ret; | - |
79 | | - |
80 | if ((b = BIO_new(BIO_s_file())) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
81 | ECerror(ERR_R_BUF_LIB); | - |
82 | return (0); never executed: return (0); | 0 |
83 | } | - |
84 | BIO_set_fp(b, fp, BIO_NOCLOSE); | - |
85 | ret = ECPKParameters_print(b, x, off); | - |
86 | BIO_free(b); | - |
87 | return (ret); never executed: return (ret); | 0 |
88 | } | - |
89 | | - |
90 | int | - |
91 | EC_KEY_print_fp(FILE * fp, const EC_KEY * x, int off) | - |
92 | { | - |
93 | BIO *b; | - |
94 | int ret; | - |
95 | | - |
96 | if ((b = BIO_new(BIO_s_file())) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
97 | ECerror(ERR_R_BIO_LIB); | - |
98 | return (0); never executed: return (0); | 0 |
99 | } | - |
100 | BIO_set_fp(b, fp, BIO_NOCLOSE); | - |
101 | ret = EC_KEY_print(b, x, off); | - |
102 | BIO_free(b); | - |
103 | return (ret); never executed: return (ret); | 0 |
104 | } | - |
105 | | - |
106 | int | - |
107 | ECParameters_print_fp(FILE * fp, const EC_KEY * x) | - |
108 | { | - |
109 | BIO *b; | - |
110 | int ret; | - |
111 | | - |
112 | if ((b = BIO_new(BIO_s_file())) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
113 | ECerror(ERR_R_BIO_LIB); | - |
114 | return (0); never executed: return (0); | 0 |
115 | } | - |
116 | BIO_set_fp(b, fp, BIO_NOCLOSE); | - |
117 | ret = ECParameters_print(b, x); | - |
118 | BIO_free(b); | - |
119 | return (ret); never executed: return (ret); | 0 |
120 | } | - |
121 | | - |
122 | int | - |
123 | EC_KEY_print(BIO * bp, const EC_KEY * x, int off) | - |
124 | { | - |
125 | EVP_PKEY *pk; | - |
126 | int ret; | - |
127 | pk = EVP_PKEY_new(); | - |
128 | if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *) x))TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
129 | return 0; never executed: return 0; | 0 |
130 | ret = EVP_PKEY_print_private(bp, pk, off, NULL); | - |
131 | EVP_PKEY_free(pk); | - |
132 | return ret; never executed: return ret; | 0 |
133 | } | - |
134 | | - |
135 | int | - |
136 | ECParameters_print(BIO * bp, const EC_KEY * x) | - |
137 | { | - |
138 | EVP_PKEY *pk; | - |
139 | int ret; | - |
140 | pk = EVP_PKEY_new(); | - |
141 | if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *) x))TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
142 | return 0; never executed: return 0; | 0 |
143 | ret = EVP_PKEY_print_params(bp, pk, 4, NULL); | - |
144 | EVP_PKEY_free(pk); | - |
145 | return ret; never executed: return ret; | 0 |
146 | } | - |
147 | | - |
148 | static int | - |
149 | print_bin(BIO * fp, const char *str, const unsigned char *num, | - |
150 | size_t len, int off); | - |
151 | | - |
152 | int | - |
153 | ECPKParameters_print(BIO * bp, const EC_GROUP * x, int off) | - |
154 | { | - |
155 | unsigned char *buffer = NULL; | - |
156 | size_t buf_len = 0, i; | - |
157 | int ret = 0, reason = ERR_R_BIO_LIB; | - |
158 | BN_CTX *ctx = NULL; | - |
159 | const EC_POINT *point = NULL; | - |
160 | BIGNUM *p = NULL, *a = NULL, *b = NULL, *gen = NULL, *order = NULL, | - |
161 | *cofactor = NULL; | - |
162 | const unsigned char *seed; | - |
163 | size_t seed_len = 0; | - |
164 | const char *nname; | - |
165 | | - |
166 | static const char *gen_compressed = "Generator (compressed):"; | - |
167 | static const char *gen_uncompressed = "Generator (uncompressed):"; | - |
168 | static const char *gen_hybrid = "Generator (hybrid):"; | - |
169 | | - |
170 | if (!x) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
171 | reason = ERR_R_PASSED_NULL_PARAMETER; | - |
172 | goto err; never executed: goto err; | 0 |
173 | } | - |
174 | ctx = BN_CTX_new(); | - |
175 | if (ctx == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
176 | reason = ERR_R_MALLOC_FAILURE; | - |
177 | goto err; never executed: goto err; | 0 |
178 | } | - |
179 | if (EC_GROUP_get_asn1_flag(x)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
180 | | - |
181 | int nid; | - |
182 | | - |
183 | if (!BIO_indent(bp, off, 128))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
184 | goto err; never executed: goto err; | 0 |
185 | | - |
186 | nid = EC_GROUP_get_curve_name(x); | - |
187 | if (nid == 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
188 | goto err; never executed: goto err; | 0 |
189 | | - |
190 | if (BIO_printf(bp, "ASN1 OID: %s", OBJ_nid2sn(nid)) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
191 | goto err; never executed: goto err; | 0 |
192 | if (BIO_printf(bp, "\n") <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
193 | goto err; never executed: goto err; | 0 |
194 | | - |
195 | nname = EC_curve_nid2nist(nid); | - |
196 | if (nname) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
197 | if (!BIO_indent(bp, off, 128))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
198 | goto err; never executed: goto err; | 0 |
199 | if (BIO_printf(bp, "NIST CURVE: %s\n", nname) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
200 | goto err; never executed: goto err; | 0 |
201 | } never executed: end of block | 0 |
202 | } else { never executed: end of block | 0 |
203 | | - |
204 | int is_char_two = 0; | - |
205 | point_conversion_form_t form; | - |
206 | int tmp_nid = EC_METHOD_get_field_type(EC_GROUP_method_of(x)); | - |
207 | | - |
208 | if (tmp_nid == NID_X9_62_characteristic_two_field)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
209 | is_char_two = 1; never executed: is_char_two = 1; | 0 |
210 | | - |
211 | if ((p = BN_new()) == NULL || (a = BN_new()) == NULL ||TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
212 | (b = BN_new()) == NULL || (order = BN_new()) == NULL ||TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
213 | (cofactor = BN_new()) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
214 | reason = ERR_R_MALLOC_FAILURE; | - |
215 | goto err; never executed: goto err; | 0 |
216 | } | - |
217 | #ifndef OPENSSL_NO_EC2M | - |
218 | if (is_char_two) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
219 | if (!EC_GROUP_get_curve_GF2m(x, p, a, b, ctx)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
220 | reason = ERR_R_EC_LIB; | - |
221 | goto err; never executed: goto err; | 0 |
222 | } | - |
223 | } else never executed: end of block | 0 |
224 | #endif | - |
225 | { | - |
226 | if (!EC_GROUP_get_curve_GFp(x, p, a, b, ctx)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
227 | reason = ERR_R_EC_LIB; | - |
228 | goto err; never executed: goto err; | 0 |
229 | } | - |
230 | } never executed: end of block | 0 |
231 | | - |
232 | if ((point = EC_GROUP_get0_generator(x)) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
233 | reason = ERR_R_EC_LIB; | - |
234 | goto err; never executed: goto err; | 0 |
235 | } | - |
236 | if (!EC_GROUP_get_order(x, order, NULL) ||TRUE | never evaluated | FALSE | never evaluated |
| 0 |
237 | !EC_GROUP_get_cofactor(x, cofactor, NULL)) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
238 | reason = ERR_R_EC_LIB; | - |
239 | goto err; never executed: goto err; | 0 |
240 | } | - |
241 | form = EC_GROUP_get_point_conversion_form(x); | - |
242 | | - |
243 | if ((gen = EC_POINT_point2bn(x, point,TRUE | never evaluated | FALSE | never evaluated |
| 0 |
244 | form, NULL, ctx)) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
245 | reason = ERR_R_EC_LIB; | - |
246 | goto err; never executed: goto err; | 0 |
247 | } | - |
248 | buf_len = (size_t) BN_num_bytes(p); | - |
249 | if (buf_len < (i = (size_t) BN_num_bytes(a)))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
250 | buf_len = i; never executed: buf_len = i; | 0 |
251 | if (buf_len < (i = (size_t) BN_num_bytes(b)))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
252 | buf_len = i; never executed: buf_len = i; | 0 |
253 | if (buf_len < (i = (size_t) BN_num_bytes(gen)))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
254 | buf_len = i; never executed: buf_len = i; | 0 |
255 | if (buf_len < (i = (size_t) BN_num_bytes(order)))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
256 | buf_len = i; never executed: buf_len = i; | 0 |
257 | if (buf_len < (i = (size_t) BN_num_bytes(cofactor)))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
258 | buf_len = i; never executed: buf_len = i; | 0 |
259 | | - |
260 | if ((seed = EC_GROUP_get0_seed(x)) != NULL)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
261 | seed_len = EC_GROUP_get_seed_len(x); never executed: seed_len = EC_GROUP_get_seed_len(x); | 0 |
262 | | - |
263 | buf_len += 10; | - |
264 | if ((buffer = malloc(buf_len)) == NULL) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
265 | reason = ERR_R_MALLOC_FAILURE; | - |
266 | goto err; never executed: goto err; | 0 |
267 | } | - |
268 | if (!BIO_indent(bp, off, 128))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
269 | goto err; never executed: goto err; | 0 |
270 | | - |
271 | | - |
272 | if (BIO_printf(bp, "Field Type: %s\n", OBJ_nid2sn(tmp_nid))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
273 | <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
274 | goto err; never executed: goto err; | 0 |
275 | | - |
276 | if (is_char_two) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
277 | | - |
278 | int basis_type = EC_GROUP_get_basis_type(x); | - |
279 | if (basis_type == 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
280 | goto err; never executed: goto err; | 0 |
281 | | - |
282 | if (!BIO_indent(bp, off, 128))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
283 | goto err; never executed: goto err; | 0 |
284 | | - |
285 | if (BIO_printf(bp, "Basis Type: %s\n",TRUE | never evaluated | FALSE | never evaluated |
| 0 |
286 | OBJ_nid2sn(basis_type)) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
287 | goto err; never executed: goto err; | 0 |
288 | | - |
289 | | - |
290 | if ((p != NULL) && !ASN1_bn_print(bp, "Polynomial:", p, buffer,TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
291 | off))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
292 | goto err; never executed: goto err; | 0 |
293 | } else { never executed: end of block | 0 |
294 | if ((p != NULL) && !ASN1_bn_print(bp, "Prime:", p, buffer, off))TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
295 | goto err; never executed: goto err; | 0 |
296 | } never executed: end of block | 0 |
297 | if ((a != NULL) && !ASN1_bn_print(bp, "A: ", a, buffer, off))TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
298 | goto err; never executed: goto err; | 0 |
299 | if ((b != NULL) && !ASN1_bn_print(bp, "B: ", b, buffer, off))TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
300 | goto err; never executed: goto err; | 0 |
301 | if (form == POINT_CONVERSION_COMPRESSED) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
302 | if ((gen != NULL) && !ASN1_bn_print(bp, gen_compressed, gen,TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
303 | buffer, off))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
304 | goto err; never executed: goto err; | 0 |
305 | } else if (form == POINT_CONVERSION_UNCOMPRESSED) { never executed: end of block TRUE | never evaluated | FALSE | never evaluated |
| 0 |
306 | if ((gen != NULL) && !ASN1_bn_print(bp, gen_uncompressed, gen,TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
307 | buffer, off))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
308 | goto err; never executed: goto err; | 0 |
309 | } else { never executed: end of block | 0 |
310 | if ((gen != NULL) && !ASN1_bn_print(bp, gen_hybrid, gen,TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
311 | buffer, off))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
312 | goto err; never executed: goto err; | 0 |
313 | } never executed: end of block | 0 |
314 | if ((order != NULL) && !ASN1_bn_print(bp, "Order: ", order,TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
315 | buffer, off))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
316 | goto err; never executed: goto err; | 0 |
317 | if ((cofactor != NULL) && !ASN1_bn_print(bp, "Cofactor: ", cofactor,TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
318 | buffer, off))TRUE | never evaluated | FALSE | never evaluated |
| 0 |
319 | goto err; never executed: goto err; | 0 |
320 | if (seed && !print_bin(bp, "Seed:", seed, seed_len, off))TRUE | never evaluated | FALSE | never evaluated |
TRUE | never evaluated | FALSE | never evaluated |
| 0 |
321 | goto err; never executed: goto err; | 0 |
322 | } never executed: end of block | 0 |
323 | ret = 1; | - |
324 | err: code before this statement never executed: err: | 0 |
325 | if (!ret)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
326 | ECerror(reason); never executed: ERR_put_error(16,(0xfff),(reason),__FILE__,326); | 0 |
327 | BN_free(p); | - |
328 | BN_free(a); | - |
329 | BN_free(b); | - |
330 | BN_free(gen); | - |
331 | BN_free(order); | - |
332 | BN_free(cofactor); | - |
333 | BN_CTX_free(ctx); | - |
334 | free(buffer); | - |
335 | return (ret); never executed: return (ret); | 0 |
336 | } | - |
337 | | - |
338 | static int | - |
339 | print_bin(BIO * fp, const char *name, const unsigned char *buf, | - |
340 | size_t len, int off) | - |
341 | { | - |
342 | size_t i; | - |
343 | char str[128]; | - |
344 | | - |
345 | if (buf == NULL)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
346 | return 1; never executed: return 1; | 0 |
347 | if (off) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
348 | if (off > 128)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
349 | off = 128; never executed: off = 128; | 0 |
350 | memset(str, ' ', off); | - |
351 | if (BIO_write(fp, str, off) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
352 | return 0; never executed: return 0; | 0 |
353 | } never executed: end of block | 0 |
354 | if (BIO_printf(fp, "%s", name) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
355 | return 0; never executed: return 0; | 0 |
356 | | - |
357 | for (i = 0; i < len; i++) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
358 | if ((i % 15) == 0) {TRUE | never evaluated | FALSE | never evaluated |
| 0 |
359 | str[0] = '\n'; | - |
360 | memset(&(str[1]), ' ', off + 4); | - |
361 | if (BIO_write(fp, str, off + 1 + 4) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
362 | return 0; never executed: return 0; | 0 |
363 | } never executed: end of block | 0 |
364 | if (BIO_printf(fp, "%02x%s", buf[i], ((i + 1) == len) ? "" : ":") <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
365 | return 0; never executed: return 0; | 0 |
366 | } never executed: end of block | 0 |
367 | if (BIO_write(fp, "\n", 1) <= 0)TRUE | never evaluated | FALSE | never evaluated |
| 0 |
368 | return 0; never executed: return 0; | 0 |
369 | | - |
370 | return 1; never executed: return 1; | 0 |
371 | } | - |
| | |