OpenCoverage

conf_lib.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/conf/conf_lib.c
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1/*-
2 * Copyright 2000-2018 The OpenSSL Project Authors. All Rights Reserved.-
3 *-
4 * Licensed under the OpenSSL license (the "License"). You may not use-
5 * this file except in compliance with the License. You can obtain a copy-
6 * in the file LICENSE in the source distribution or at-
7 * https://www.openssl.org/source/license.html-
8 */-
9-
10#include "e_os.h"-
11#include <stdio.h>-
12#include <string.h>-
13#include "internal/conf.h"-
14#include "internal/ctype.h"-
15#include <openssl/crypto.h>-
16#include <openssl/err.h>-
17#include <openssl/conf.h>-
18#include <openssl/conf_api.h>-
19#include <openssl/lhash.h>-
20-
21static CONF_METHOD *default_CONF_method = NULL;-
22-
23/* Init a 'CONF' structure from an old LHASH */-
24-
25void CONF_set_nconf(CONF *conf, LHASH_OF(CONF_VALUE) *hash)-
26{-
27 if (default_CONF_method == NULL)
default_CONF_m...== ((void *)0)Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 227 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
1-227
28 default_CONF_method = NCONF_default();
executed 1 time by 1 test: default_CONF_method = NCONF_default();
Executed by:
  • libcrypto.so.1.1
1
29-
30 default_CONF_method->init(conf);-
31 conf->data = hash;-
32}
executed 228 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
228
33-
34/*-
35 * The following section contains the "CONF classic" functions, rewritten in-
36 * terms of the new CONF interface.-
37 */-
38-
39int CONF_set_default_method(CONF_METHOD *meth)-
40{-
41 default_CONF_method = meth;-
42 return 1;
never executed: return 1;
0
43}-
44-
45LHASH_OF(CONF_VALUE) *CONF_load(LHASH_OF(CONF_VALUE) *conf, const char *file,-
46 long *eline)-
47{-
48 LHASH_OF(CONF_VALUE) *ltmp;-
49 BIO *in = NULL;-
50-
51#ifdef OPENSSL_SYS_VMS-
52 in = BIO_new_file(file, "r");-
53#else-
54 in = BIO_new_file(file, "rb");-
55#endif-
56 if (in == NULL) {
in == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
57 CONFerr(CONF_F_CONF_LOAD, ERR_R_SYS_LIB);-
58 return NULL;
never executed: return ((void *)0) ;
0
59 }-
60-
61 ltmp = CONF_load_bio(conf, in, eline);-
62 BIO_free(in);-
63-
64 return ltmp;
never executed: return ltmp;
0
65}-
66-
67#ifndef OPENSSL_NO_STDIO-
68LHASH_OF(CONF_VALUE) *CONF_load_fp(LHASH_OF(CONF_VALUE) *conf, FILE *fp,-
69 long *eline)-
70{-
71 BIO *btmp;-
72 LHASH_OF(CONF_VALUE) *ltmp;-
73 if ((btmp = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) {
(btmp = BIO_ne...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
74 CONFerr(CONF_F_CONF_LOAD_FP, ERR_R_BUF_LIB);-
75 return NULL;
never executed: return ((void *)0) ;
0
76 }-
77 ltmp = CONF_load_bio(conf, btmp, eline);-
78 BIO_free(btmp);-
79 return ltmp;
never executed: return ltmp;
0
80}-
81#endif-
82-
83LHASH_OF(CONF_VALUE) *CONF_load_bio(LHASH_OF(CONF_VALUE) *conf, BIO *bp,-
84 long *eline)-
85{-
86 CONF ctmp;-
87 int ret;-
88-
89 CONF_set_nconf(&ctmp, conf);-
90-
91 ret = NCONF_load_bio(&ctmp, bp, eline);-
92 if (ret)
retDescription
TRUEnever evaluated
FALSEnever evaluated
0
93 return ctmp.data;
never executed: return ctmp.data;
0
94 return NULL;
never executed: return ((void *)0) ;
0
95}-
96-
97STACK_OF(CONF_VALUE) *CONF_get_section(LHASH_OF(CONF_VALUE) *conf,-
98 const char *section)-
99{-
100 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
101 return NULL;
never executed: return ((void *)0) ;
0
102 } else {-
103 CONF ctmp;-
104 CONF_set_nconf(&ctmp, conf);-
105 return NCONF_get_section(&ctmp, section);
never executed: return NCONF_get_section(&ctmp, section);
0
106 }-
107}-
108-
109char *CONF_get_string(LHASH_OF(CONF_VALUE) *conf, const char *group,-
110 const char *name)-
111{-
112 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
113 return NCONF_get_string(NULL, group, name);
never executed: return NCONF_get_string( ((void *)0) , group, name);
0
114 } else {-
115 CONF ctmp;-
116 CONF_set_nconf(&ctmp, conf);-
117 return NCONF_get_string(&ctmp, group, name);
never executed: return NCONF_get_string(&ctmp, group, name);
0
118 }-
119}-
120-
121long CONF_get_number(LHASH_OF(CONF_VALUE) *conf, const char *group,-
122 const char *name)-
123{-
124 int status;-
125 long result = 0;-
126-
127 ERR_set_mark();-
128 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
129 status = NCONF_get_number_e(NULL, group, name, &result);-
130 } else {
never executed: end of block
0
131 CONF ctmp;-
132 CONF_set_nconf(&ctmp, conf);-
133 status = NCONF_get_number_e(&ctmp, group, name, &result);-
134 }
never executed: end of block
0
135 ERR_pop_to_mark();-
136 return status == 0 ? 0L : result;
never executed: return status == 0 ? 0L : result;
status == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
137}-
138-
139void CONF_free(LHASH_OF(CONF_VALUE) *conf)-
140{-
141 CONF ctmp;-
142 CONF_set_nconf(&ctmp, conf);-
143 NCONF_free_data(&ctmp);-
144}
executed 228 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
228
145-
146#ifndef OPENSSL_NO_STDIO-
147int CONF_dump_fp(LHASH_OF(CONF_VALUE) *conf, FILE *out)-
148{-
149 BIO *btmp;-
150 int ret;-
151-
152 if ((btmp = BIO_new_fp(out, BIO_NOCLOSE)) == NULL) {
(btmp = BIO_ne...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
153 CONFerr(CONF_F_CONF_DUMP_FP, ERR_R_BUF_LIB);-
154 return 0;
never executed: return 0;
0
155 }-
156 ret = CONF_dump_bio(conf, btmp);-
157 BIO_free(btmp);-
158 return ret;
never executed: return ret;
0
159}-
160#endif-
161-
162int CONF_dump_bio(LHASH_OF(CONF_VALUE) *conf, BIO *out)-
163{-
164 CONF ctmp;-
165 CONF_set_nconf(&ctmp, conf);-
166 return NCONF_dump_bio(&ctmp, out);
never executed: return NCONF_dump_bio(&ctmp, out);
0
167}-
168-
169/*-
170 * The following section contains the "New CONF" functions. They are-
171 * completely centralised around a new CONF structure that may contain-
172 * basically anything, but at least a method pointer and a table of data.-
173 * These functions are also written in terms of the bridge functions used by-
174 * the "CONF classic" functions, for consistency.-
175 */-
176-
177CONF *NCONF_new(CONF_METHOD *meth)-
178{-
179 CONF *ret;-
180-
181 if (meth == NULL)
meth == ((void *)0)Description
TRUEevaluated 4240 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEnever evaluated
0-4240
182 meth = NCONF_default();
executed 4240 times by 1 test: meth = NCONF_default();
Executed by:
  • libcrypto.so.1.1
4240
183-
184 ret = meth->create(meth);-
185 if (ret == NULL) {
ret == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 4240 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-4240
186 CONFerr(CONF_F_NCONF_NEW, ERR_R_MALLOC_FAILURE);-
187 return NULL;
never executed: return ((void *)0) ;
0
188 }-
189-
190 return ret;
executed 4240 times by 1 test: return ret;
Executed by:
  • libcrypto.so.1.1
4240
191}-
192-
193void NCONF_free(CONF *conf)-
194{-
195 if (conf == NULL)
conf == ((void *)0)Description
TRUEevaluated 117 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 4240 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
117-4240
196 return;
executed 117 times by 1 test: return;
Executed by:
  • libcrypto.so.1.1
117
197 conf->meth->destroy(conf);-
198}
executed 4240 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
4240
199-
200void NCONF_free_data(CONF *conf)-
201{-
202 if (conf == NULL)
conf == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 228 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-228
203 return;
never executed: return;
0
204 conf->meth->destroy_data(conf);-
205}
executed 228 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
228
206-
207int NCONF_load(CONF *conf, const char *file, long *eline)-
208{-
209 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 3751 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-3751
210 CONFerr(CONF_F_NCONF_LOAD, CONF_R_NO_CONF);-
211 return 0;
never executed: return 0;
0
212 }-
213-
214 return conf->meth->load(conf, file, eline);
executed 3751 times by 1 test: return conf->meth->load(conf, file, eline);
Executed by:
  • libcrypto.so.1.1
3751
215}-
216-
217#ifndef OPENSSL_NO_STDIO-
218int NCONF_load_fp(CONF *conf, FILE *fp, long *eline)-
219{-
220 BIO *btmp;-
221 int ret;-
222 if ((btmp = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) {
(btmp = BIO_ne...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
223 CONFerr(CONF_F_NCONF_LOAD_FP, ERR_R_BUF_LIB);-
224 return 0;
never executed: return 0;
0
225 }-
226 ret = NCONF_load_bio(conf, btmp, eline);-
227 BIO_free(btmp);-
228 return ret;
never executed: return ret;
0
229}-
230#endif-
231-
232int NCONF_load_bio(CONF *conf, BIO *bp, long *eline)-
233{-
234 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 489 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-489
235 CONFerr(CONF_F_NCONF_LOAD_BIO, CONF_R_NO_CONF);-
236 return 0;
never executed: return 0;
0
237 }-
238-
239 return conf->meth->load_bio(conf, bp, eline);
executed 489 times by 1 test: return conf->meth->load_bio(conf, bp, eline);
Executed by:
  • libcrypto.so.1.1
489
240}-
241-
242STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf, const char *section)-
243{-
244 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 6085 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-6085
245 CONFerr(CONF_F_NCONF_GET_SECTION, CONF_R_NO_CONF);-
246 return NULL;
never executed: return ((void *)0) ;
0
247 }-
248-
249 if (section == NULL) {
section == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 6085 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-6085
250 CONFerr(CONF_F_NCONF_GET_SECTION, CONF_R_NO_SECTION);-
251 return NULL;
never executed: return ((void *)0) ;
0
252 }-
253-
254 return _CONF_get_section_values(conf, section);
executed 6085 times by 1 test: return _CONF_get_section_values(conf, section);
Executed by:
  • libcrypto.so.1.1
6085
255}-
256-
257char *NCONF_get_string(const CONF *conf, const char *group, const char *name)-
258{-
259 char *s = _CONF_get_string(conf, group, name);-
260-
261 /*-
262 * Since we may get a value from an environment variable even if conf is-
263 * NULL, let's check the value first-
264 */-
265 if (s)
sDescription
TRUEevaluated 32334 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 347 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
347-32334
266 return s;
executed 32334 times by 1 test: return s;
Executed by:
  • libcrypto.so.1.1
32334
267-
268 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 347 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-347
269 CONFerr(CONF_F_NCONF_GET_STRING,-
270 CONF_R_NO_CONF_OR_ENVIRONMENT_VARIABLE);-
271 return NULL;
never executed: return ((void *)0) ;
0
272 }-
273 CONFerr(CONF_F_NCONF_GET_STRING, CONF_R_NO_VALUE);-
274 ERR_add_error_data(4, "group=", group, " name=", name);-
275 return NULL;
executed 347 times by 1 test: return ((void *)0) ;
Executed by:
  • libcrypto.so.1.1
347
276}-
277-
278static int default_is_number(const CONF *conf, char c)-
279{-
280 return ossl_isdigit(c);
never executed: return (ossl_ctype_check((c), 0x4));
0
281}-
282-
283static int default_to_int(const CONF *conf, char c)-
284{-
285 return (int)(c - '0');
never executed: return (int)(c - '0');
0
286}-
287-
288int NCONF_get_number_e(const CONF *conf, const char *group, const char *name,-
289 long *result)-
290{-
291 char *str;-
292 long res;-
293 int (*is_number)(const CONF *, char) = &default_is_number;-
294 int (*to_int)(const CONF *, char) = &default_to_int;-
295-
296 if (result == NULL) {
result == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 99 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-99
297 CONFerr(CONF_F_NCONF_GET_NUMBER_E, ERR_R_PASSED_NULL_PARAMETER);-
298 return 0;
never executed: return 0;
0
299 }-
300-
301 str = NCONF_get_string(conf, group, name);-
302-
303 if (str == NULL)
str == ((void *)0)Description
TRUEevaluated 62 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 37 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
37-62
304 return 0;
executed 62 times by 1 test: return 0;
Executed by:
  • libcrypto.so.1.1
62
305-
306 if (conf != NULL) {
conf != ((void *)0)Description
TRUEevaluated 37 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEnever evaluated
0-37
307 if (conf->meth->is_number != NULL)
conf->meth->is...!= ((void *)0)Description
TRUEevaluated 37 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEnever evaluated
0-37
308 is_number = conf->meth->is_number;
executed 37 times by 1 test: is_number = conf->meth->is_number;
Executed by:
  • libcrypto.so.1.1
37
309 if (conf->meth->to_int != NULL)
conf->meth->to...!= ((void *)0)Description
TRUEevaluated 37 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEnever evaluated
0-37
310 to_int = conf->meth->to_int;
executed 37 times by 1 test: to_int = conf->meth->to_int;
Executed by:
  • libcrypto.so.1.1
37
311 }
executed 37 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
37
312 for (res = 0; is_number(conf, *str); str++) {
is_number(conf, *str)Description
TRUEevaluated 83 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 37 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
37-83
313 const int d = to_int(conf, *str);-
314-
315 if (res > (LONG_MAX - d) / 10L) {
res > (0x7ffff...ffL - d) / 10LDescription
TRUEnever evaluated
FALSEevaluated 83 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
0-83
316 CONFerr(CONF_F_NCONF_GET_NUMBER_E, CONF_R_NUMBER_TOO_LARGE);-
317 return 0;
never executed: return 0;
0
318 }-
319 res = res * 10 + d;-
320 }
executed 83 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
83
321-
322 *result = res;-
323 return 1;
executed 37 times by 1 test: return 1;
Executed by:
  • libcrypto.so.1.1
37
324}-
325-
326#ifndef OPENSSL_NO_STDIO-
327int NCONF_dump_fp(const CONF *conf, FILE *out)-
328{-
329 BIO *btmp;-
330 int ret;-
331 if ((btmp = BIO_new_fp(out, BIO_NOCLOSE)) == NULL) {
(btmp = BIO_ne...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
332 CONFerr(CONF_F_NCONF_DUMP_FP, ERR_R_BUF_LIB);-
333 return 0;
never executed: return 0;
0
334 }-
335 ret = NCONF_dump_bio(conf, btmp);-
336 BIO_free(btmp);-
337 return ret;
never executed: return ret;
0
338}-
339#endif-
340-
341int NCONF_dump_bio(const CONF *conf, BIO *out)-
342{-
343 if (conf == NULL) {
conf == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
344 CONFerr(CONF_F_NCONF_DUMP_BIO, CONF_R_NO_CONF);-
345 return 0;
never executed: return 0;
0
346 }-
347-
348 return conf->meth->dump(conf, out);
never executed: return conf->meth->dump(conf, out);
0
349}-
350-
351/*-
352 * These routines call the C malloc/free, to avoid intermixing with-
353 * OpenSSL function pointers before the library is initialized.-
354 */-
355OPENSSL_INIT_SETTINGS *OPENSSL_INIT_new(void)-
356{-
357 OPENSSL_INIT_SETTINGS *ret = malloc(sizeof(*ret));-
358-
359 if (ret != NULL)
ret != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
360 memset(ret, 0, sizeof(*ret));
never executed: memset(ret, 0, sizeof(*ret));
0
361 return ret;
never executed: return ret;
0
362}-
363-
364-
365#ifndef OPENSSL_NO_STDIO-
366int OPENSSL_INIT_set_config_appname(OPENSSL_INIT_SETTINGS *settings,-
367 const char *appname)-
368{-
369 char *newappname = NULL;-
370-
371 if (appname != NULL) {
appname != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
372 newappname = strdup(appname);
never executed: __retval = (char *) memcpy (__retval, appname , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons..._p ( appname )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons...ppname ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
373 if (newappname == NULL)
newappname == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
374 return 0;
never executed: return 0;
0
375 }
never executed: end of block
0
376-
377 free(settings->appname);-
378 settings->appname = newappname;-
379-
380 return 1;
never executed: return 1;
0
381}-
382#endif-
383-
384void OPENSSL_INIT_free(OPENSSL_INIT_SETTINGS *settings)-
385{-
386 free(settings->appname);-
387 free(settings);-
388}
never executed: end of block
0
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