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dso_lib.c

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1/* $OpenBSD: dso_lib.c,v 1.20 2018/08/24 19:27:01 tb Exp $ */-
2/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL-
3 * project 2000.-
4 */-
5/* ====================================================================-
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.-
7 *-
8 * Redistribution and use in source and binary forms, with or without-
9 * modification, are permitted provided that the following conditions-
10 * are met:-
11 *-
12 * 1. Redistributions of source code must retain the above copyright-
13 * notice, this list of conditions and the following disclaimer.-
14 *-
15 * 2. Redistributions in binary form must reproduce the above copyright-
16 * notice, this list of conditions and the following disclaimer in-
17 * the documentation and/or other materials provided with the-
18 * distribution.-
19 *-
20 * 3. All advertising materials mentioning features or use of this-
21 * software must display the following acknowledgment:-
22 * "This product includes software developed by the OpenSSL Project-
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"-
24 *-
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to-
26 * endorse or promote products derived from this software without-
27 * prior written permission. For written permission, please contact-
28 * licensing@OpenSSL.org.-
29 *-
30 * 5. Products derived from this software may not be called "OpenSSL"-
31 * nor may "OpenSSL" appear in their names without prior written-
32 * permission of the OpenSSL Project.-
33 *-
34 * 6. Redistributions of any form whatsoever must retain the following-
35 * acknowledgment:-
36 * "This product includes software developed by the OpenSSL Project-
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"-
38 *-
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY-
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE-
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR-
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR-
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,-
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT-
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;-
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)-
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,-
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)-
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED-
50 * OF THE POSSIBILITY OF SUCH DAMAGE.-
51 * ====================================================================-
52 *-
53 * This product includes cryptographic software written by Eric Young-
54 * (eay@cryptsoft.com). This product includes software written by Tim-
55 * Hudson (tjh@cryptsoft.com).-
56 *-
57 */-
58-
59#include <stdio.h>-
60#include <string.h>-
61-
62#include <openssl/crypto.h>-
63#include <openssl/dso.h>-
64#include <openssl/err.h>-
65-
66static DSO_METHOD *default_DSO_meth = NULL;-
67-
68DSO *-
69DSO_new(void)-
70{-
71 return (DSO_new_method(NULL));
never executed: return (DSO_new_method( ((void *)0) ));
0
72}-
73-
74void-
75DSO_set_default_method(DSO_METHOD *meth)-
76{-
77 default_DSO_meth = meth;-
78}
never executed: end of block
0
79-
80DSO_METHOD *-
81DSO_get_default_method(void)-
82{-
83 return (default_DSO_meth);
never executed: return (default_DSO_meth);
0
84}-
85-
86DSO_METHOD *-
87DSO_get_method(DSO *dso)-
88{-
89 return (dso->meth);
never executed: return (dso->meth);
0
90}-
91-
92DSO_METHOD *-
93DSO_set_method(DSO *dso, DSO_METHOD *meth)-
94{-
95 DSO_METHOD *mtmp;-
96-
97 mtmp = dso->meth;-
98 dso->meth = meth;-
99 return (mtmp);
never executed: return (mtmp);
0
100}-
101-
102DSO *-
103DSO_new_method(DSO_METHOD *meth)-
104{-
105 DSO *ret;-
106-
107 if (default_DSO_meth == NULL)
default_DSO_me...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
108 /* We default to DSO_METH_openssl() which in turn defaults-
109 * to stealing the "best available" method. Will fallback-
110 * to DSO_METH_null() in the worst case. */-
111 default_DSO_meth = DSO_METHOD_openssl();
never executed: default_DSO_meth = DSO_METHOD_openssl();
0
112 ret = calloc(1, sizeof(DSO));-
113 if (ret == NULL) {
ret == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
114 DSOerror(ERR_R_MALLOC_FAILURE);-
115 return (NULL);
never executed: return ( ((void *)0) );
0
116 }-
117 ret->meth_data = sk_void_new_null();-
118 if (ret->meth_data == NULL) {
ret->meth_data == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
119 /* sk_new doesn't generate any errors so we do */-
120 DSOerror(ERR_R_MALLOC_FAILURE);-
121 free(ret);-
122 return (NULL);
never executed: return ( ((void *)0) );
0
123 }-
124 if (meth == NULL)
meth == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
125 ret->meth = default_DSO_meth;
never executed: ret->meth = default_DSO_meth;
0
126 else-
127 ret->meth = meth;
never executed: ret->meth = meth;
0
128 ret->references = 1;-
129 if ((ret->meth->init != NULL) && !ret->meth->init(ret)) {
(ret->meth->in... ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
!ret->meth->init(ret)Description
TRUEnever evaluated
FALSEnever evaluated
0
130 free(ret);-
131 ret = NULL;-
132 }
never executed: end of block
0
133 return (ret);
never executed: return (ret);
0
134}-
135-
136int-
137DSO_free(DSO *dso)-
138{-
139 int i;-
140-
141 if (dso == NULL) {
dso == ((void *)0)Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • freenull
FALSEnever evaluated
0-1
142 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
143 return (0);
executed 1 time by 1 test: return (0);
Executed by:
  • freenull
1
144 }-
145-
146 i = CRYPTO_add(&dso->references, -1, CRYPTO_LOCK_DSO);-
147 if (i > 0)
i > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
148 return (1);
never executed: return (1);
0
149-
150 if ((dso->meth->dso_unload != NULL) && !dso->meth->dso_unload(dso)) {
(dso->meth->ds... ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
!dso->meth->dso_unload(dso)Description
TRUEnever evaluated
FALSEnever evaluated
0
151 DSOerror(DSO_R_UNLOAD_FAILED);-
152 return (0);
never executed: return (0);
0
153 }-
154-
155 if ((dso->meth->finish != NULL) && !dso->meth->finish(dso)) {
(dso->meth->fi... ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
!dso->meth->finish(dso)Description
TRUEnever evaluated
FALSEnever evaluated
0
156 DSOerror(DSO_R_FINISH_FAILED);-
157 return (0);
never executed: return (0);
0
158 }-
159-
160 sk_void_free(dso->meth_data);-
161 free(dso->filename);-
162 free(dso->loaded_filename);-
163 free(dso);-
164 return (1);
never executed: return (1);
0
165}-
166-
167int-
168DSO_flags(DSO *dso)-
169{-
170 return ((dso == NULL) ? 0 : dso->flags);
never executed: return ((dso == ((void *)0) ) ? 0 : dso->flags);
(dso == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
0
171}-
172-
173-
174int-
175DSO_up_ref(DSO *dso)-
176{-
177 int refs;-
178-
179 if (dso == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
180 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
181 return (0);
never executed: return (0);
0
182 }-
183-
184 refs = CRYPTO_add(&dso->references, 1, CRYPTO_LOCK_DSO);-
185 return ((refs > 1) ? 1 : 0);
never executed: return ((refs > 1) ? 1 : 0);
(refs > 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
186}-
187-
188DSO *-
189DSO_load(DSO *dso, const char *filename, DSO_METHOD *meth, int flags)-
190{-
191 DSO *ret;-
192 int allocated = 0;-
193-
194 if (dso == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
195 ret = DSO_new_method(meth);-
196 if (ret == NULL) {
ret == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
197 DSOerror(ERR_R_MALLOC_FAILURE);-
198 goto err;
never executed: goto err;
0
199 }-
200 allocated = 1;-
201 /* Pass the provided flags to the new DSO object */-
202 if (DSO_ctrl(ret, DSO_CTRL_SET_FLAGS, flags, NULL) < 0) {
DSO_ctrl(ret, ...oid *)0) ) < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
203 DSOerror(DSO_R_CTRL_FAILED);-
204 goto err;
never executed: goto err;
0
205 }-
206 } else
never executed: end of block
0
207 ret = dso;
never executed: ret = dso;
0
208 /* Don't load if we're currently already loaded */-
209 if (ret->filename != NULL) {
ret->filename != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
210 DSOerror(DSO_R_DSO_ALREADY_LOADED);-
211 goto err;
never executed: goto err;
0
212 }-
213 /* filename can only be NULL if we were passed a dso that already has-
214 * one set. */-
215 if (filename != NULL)
filename != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
216 if (!DSO_set_filename(ret, filename)) {
!DSO_set_filen...ret, filename)Description
TRUEnever evaluated
FALSEnever evaluated
0
217 DSOerror(DSO_R_SET_FILENAME_FAILED);-
218 goto err;
never executed: goto err;
0
219 }-
220 filename = ret->filename;-
221 if (filename == NULL) {
filename == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
222 DSOerror(DSO_R_NO_FILENAME);-
223 goto err;
never executed: goto err;
0
224 }-
225 if (ret->meth->dso_load == NULL) {
ret->meth->dso...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
226 DSOerror(DSO_R_UNSUPPORTED);-
227 goto err;
never executed: goto err;
0
228 }-
229 if (!ret->meth->dso_load(ret)) {
!ret->meth->dso_load(ret)Description
TRUEnever evaluated
FALSEnever evaluated
0
230 DSOerror(DSO_R_LOAD_FAILED);-
231 goto err;
never executed: goto err;
0
232 }-
233 /* Load succeeded */-
234 return (ret);
never executed: return (ret);
0
235-
236err:-
237 if (allocated)
allocatedDescription
TRUEnever evaluated
FALSEnever evaluated
0
238 DSO_free(ret);
never executed: DSO_free(ret);
0
239 return (NULL);
never executed: return ( ((void *)0) );
0
240}-
241-
242void *-
243DSO_bind_var(DSO *dso, const char *symname)-
244{-
245 void *ret = NULL;-
246-
247 if ((dso == NULL) || (symname == NULL)) {
(dso == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
(symname == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
0
248 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
249 return (NULL);
never executed: return ( ((void *)0) );
0
250 }-
251 if (dso->meth->dso_bind_var == NULL) {
dso->meth->dso...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
252 DSOerror(DSO_R_UNSUPPORTED);-
253 return (NULL);
never executed: return ( ((void *)0) );
0
254 }-
255 if ((ret = dso->meth->dso_bind_var(dso, symname)) == NULL) {
(ret = dso->me...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
256 DSOerror(DSO_R_SYM_FAILURE);-
257 return (NULL);
never executed: return ( ((void *)0) );
0
258 }-
259 /* Success */-
260 return (ret);
never executed: return (ret);
0
261}-
262-
263DSO_FUNC_TYPE-
264DSO_bind_func(DSO *dso, const char *symname)-
265{-
266 DSO_FUNC_TYPE ret = NULL;-
267-
268 if ((dso == NULL) || (symname == NULL)) {
(dso == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
(symname == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
0
269 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
270 return (NULL);
never executed: return ( ((void *)0) );
0
271 }-
272 if (dso->meth->dso_bind_func == NULL) {
dso->meth->dso...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
273 DSOerror(DSO_R_UNSUPPORTED);-
274 return (NULL);
never executed: return ( ((void *)0) );
0
275 }-
276 if ((ret = dso->meth->dso_bind_func(dso, symname)) == NULL) {
(ret = dso->me...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
277 DSOerror(DSO_R_SYM_FAILURE);-
278 return (NULL);
never executed: return ( ((void *)0) );
0
279 }-
280 /* Success */-
281 return (ret);
never executed: return (ret);
0
282}-
283-
284/* I don't really like these *_ctrl functions very much to be perfectly-
285 * honest. For one thing, I think I have to return a negative value for-
286 * any error because possible DSO_ctrl() commands may return values-
287 * such as "size"s that can legitimately be zero (making the standard-
288 * "if(DSO_cmd(...))" form that works almost everywhere else fail at-
289 * odd times. I'd prefer "output" values to be passed by reference and-
290 * the return value as success/failure like usual ... but we conform-
291 * when we must... :-) */-
292long-
293DSO_ctrl(DSO *dso, int cmd, long larg, void *parg)-
294{-
295 if (dso == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
296 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
297 return (-1);
never executed: return (-1);
0
298 }-
299 /* We should intercept certain generic commands and only pass control-
300 * to the method-specific ctrl() function if it's something we don't-
301 * handle. */-
302 switch (cmd) {-
303 case DSO_CTRL_GET_FLAGS:
never executed: case 1:
0
304 return dso->flags;
never executed: return dso->flags;
0
305 case DSO_CTRL_SET_FLAGS:
never executed: case 2:
0
306 dso->flags = (int)larg;-
307 return (0);
never executed: return (0);
0
308 case DSO_CTRL_OR_FLAGS:
never executed: case 3:
0
309 dso->flags |= (int)larg;-
310 return (0);
never executed: return (0);
0
311 default:
never executed: default:
0
312 break;
never executed: break;
0
313 }-
314 if ((dso->meth == NULL) || (dso->meth->dso_ctrl == NULL)) {
(dso->meth == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
(dso->meth->ds... ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
0
315 DSOerror(DSO_R_UNSUPPORTED);-
316 return (-1);
never executed: return (-1);
0
317 }-
318 return (dso->meth->dso_ctrl(dso, cmd, larg, parg));
never executed: return (dso->meth->dso_ctrl(dso, cmd, larg, parg));
0
319}-
320-
321int-
322DSO_set_name_converter(DSO *dso, DSO_NAME_CONVERTER_FUNC cb,-
323 DSO_NAME_CONVERTER_FUNC *oldcb)-
324{-
325 if (dso == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
326 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
327 return (0);
never executed: return (0);
0
328 }-
329 if (oldcb)
oldcbDescription
TRUEnever evaluated
FALSEnever evaluated
0
330 *oldcb = dso->name_converter;
never executed: *oldcb = dso->name_converter;
0
331 dso->name_converter = cb;-
332 return (1);
never executed: return (1);
0
333}-
334-
335const char *-
336DSO_get_filename(DSO *dso)-
337{-
338 if (dso == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
339 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
340 return (NULL);
never executed: return ( ((void *)0) );
0
341 }-
342 return (dso->filename);
never executed: return (dso->filename);
0
343}-
344-
345int-
346DSO_set_filename(DSO *dso, const char *filename)-
347{-
348 char *copied;-
349-
350 if ((dso == NULL) || (filename == NULL)) {
(dso == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
(filename == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
0
351 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
352 return (0);
never executed: return (0);
0
353 }-
354 if (dso->loaded_filename) {
dso->loaded_filenameDescription
TRUEnever evaluated
FALSEnever evaluated
0
355 DSOerror(DSO_R_DSO_ALREADY_LOADED);-
356 return (0);
never executed: return (0);
0
357 }-
358 /* We'll duplicate filename */-
359 copied = strdup(filename);
never executed: __retval = (char *) memcpy (__retval, filename , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons...p ( filename )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons...lename ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
360 if (copied == NULL) {
copied == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
361 DSOerror(ERR_R_MALLOC_FAILURE);-
362 return (0);
never executed: return (0);
0
363 }-
364 free(dso->filename);-
365 dso->filename = copied;-
366 return (1);
never executed: return (1);
0
367}-
368-
369char *-
370DSO_merge(DSO *dso, const char *filespec1, const char *filespec2)-
371{-
372 char *result = NULL;-
373-
374 if (dso == NULL || filespec1 == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
filespec1 == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
375 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
376 return (NULL);
never executed: return ( ((void *)0) );
0
377 }-
378 if ((dso->flags & DSO_FLAG_NO_NAME_TRANSLATION) == 0) {
(dso->flags & 0x01) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
379 if (dso->merger != NULL)
dso->merger != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
380 result = dso->merger(dso, filespec1, filespec2);
never executed: result = dso->merger(dso, filespec1, filespec2);
0
381 else if (dso->meth->dso_merger != NULL)
dso->meth->dso...!= ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
382 result = dso->meth->dso_merger(dso,
never executed: result = dso->meth->dso_merger(dso, filespec1, filespec2);
0
383 filespec1, filespec2);
never executed: result = dso->meth->dso_merger(dso, filespec1, filespec2);
0
384 }
never executed: end of block
0
385 return (result);
never executed: return (result);
0
386}-
387-
388char *-
389DSO_convert_filename(DSO *dso, const char *filename)-
390{-
391 char *result = NULL;-
392-
393 if (dso == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
394 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
395 return (NULL);
never executed: return ( ((void *)0) );
0
396 }-
397 if (filename == NULL)
filename == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
398 filename = dso->filename;
never executed: filename = dso->filename;
0
399 if (filename == NULL) {
filename == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
400 DSOerror(DSO_R_NO_FILENAME);-
401 return (NULL);
never executed: return ( ((void *)0) );
0
402 }-
403 if ((dso->flags & DSO_FLAG_NO_NAME_TRANSLATION) == 0) {
(dso->flags & 0x01) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
404 if (dso->name_converter != NULL)
dso->name_conv...!= ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
405 result = dso->name_converter(dso, filename);
never executed: result = dso->name_converter(dso, filename);
0
406 else if (dso->meth->dso_name_converter != NULL)
dso->meth->dso...!= ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
407 result = dso->meth->dso_name_converter(dso, filename);
never executed: result = dso->meth->dso_name_converter(dso, filename);
0
408 }
never executed: end of block
0
409 if (result == NULL) {
result == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
410 result = strdup(filename);
never executed: __retval = (char *) memcpy (__retval, filename , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons...p ( filename )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons...lename ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
411 if (result == NULL) {
result == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
412 DSOerror(ERR_R_MALLOC_FAILURE);-
413 return (NULL);
never executed: return ( ((void *)0) );
0
414 }-
415 }
never executed: end of block
0
416 return (result);
never executed: return (result);
0
417}-
418-
419const char *-
420DSO_get_loaded_filename(DSO *dso)-
421{-
422 if (dso == NULL) {
dso == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
423 DSOerror(ERR_R_PASSED_NULL_PARAMETER);-
424 return (NULL);
never executed: return ( ((void *)0) );
0
425 }-
426 return (dso->loaded_filename);
never executed: return (dso->loaded_filename);
0
427}-
428-
429int-
430DSO_pathbyaddr(void *addr, char *path, int sz)-
431{-
432 DSO_METHOD *meth = default_DSO_meth;-
433 if (meth == NULL)
meth == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
434 meth = DSO_METHOD_openssl();
never executed: meth = DSO_METHOD_openssl();
0
435 if (meth->pathbyaddr == NULL) {
meth->pathbyad...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
436 DSOerror(DSO_R_UNSUPPORTED);-
437 return -1;
never executed: return -1;
0
438 }-
439 return (*meth->pathbyaddr)(addr, path, sz);
never executed: return (*meth->pathbyaddr)(addr, path, sz);
0
440}-
441-
442void *-
443DSO_global_lookup(const char *name)-
444{-
445 DSO_METHOD *meth = default_DSO_meth;-
446 if (meth == NULL)
meth == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
447 meth = DSO_METHOD_openssl();
never executed: meth = DSO_METHOD_openssl();
0
448 if (meth->globallookup == NULL) {
meth->globallo...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
449 DSOerror(DSO_R_UNSUPPORTED);-
450 return NULL;
never executed: return ((void *)0) ;
0
451 }-
452 return (*meth->globallookup)(name);
never executed: return (*meth->globallookup)(name);
0
453}-
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