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asn_mime.c

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1/* $OpenBSD: asn_mime.c,v 1.27 2017/01/29 17:49:22 beck Exp $ */-
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL-
3 * project.-
4 */-
5/* ====================================================================-
6 * Copyright (c) 1999-2008 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 */-
54-
55#include <ctype.h>-
56#include <stdio.h>-
57#include <stdlib.h>-
58#include <string.h>-
59-
60#include <openssl/asn1.h>-
61#include <openssl/asn1t.h>-
62#include <openssl/err.h>-
63#include <openssl/x509.h>-
64-
65#include "asn1_locl.h"-
66-
67/* Generalised MIME like utilities for streaming ASN1. Although many-
68 * have a PKCS7/CMS like flavour others are more general purpose.-
69 */-
70-
71/* MIME format structures-
72 * Note that all are translated to lower case apart from-
73 * parameter values. Quotes are stripped off-
74 */-
75-
76typedef struct {-
77 char *param_name; /* Param name e.g. "micalg" */-
78 char *param_value; /* Param value e.g. "sha1" */-
79} MIME_PARAM;-
80-
81DECLARE_STACK_OF(MIME_PARAM)-
82-
83typedef struct {-
84 char *name; /* Name of line e.g. "content-type" */-
85 char *value; /* Value of line e.g. "text/plain" */-
86 STACK_OF(MIME_PARAM) *params; /* Zero or more parameters */-
87} MIME_HEADER;-
88-
89DECLARE_STACK_OF(MIME_HEADER)-
90-
91static int asn1_output_data(BIO *out, BIO *data, ASN1_VALUE *val, int flags,-
92 const ASN1_ITEM *it);-
93static char * strip_ends(char *name);-
94static char * strip_start(char *name);-
95static char * strip_end(char *name);-
96static MIME_HEADER *mime_hdr_new(char *name, char *value);-
97static int mime_hdr_addparam(MIME_HEADER *mhdr, char *name, char *value);-
98static STACK_OF(MIME_HEADER) *mime_parse_hdr(BIO *bio);-
99static int mime_hdr_cmp(const MIME_HEADER * const *a,-
100 const MIME_HEADER * const *b);-
101static int mime_param_cmp(const MIME_PARAM * const *a,-
102 const MIME_PARAM * const *b);-
103static void mime_param_free(MIME_PARAM *param);-
104static int mime_bound_check(char *line, int linelen, char *bound, int blen);-
105static int multi_split(BIO *bio, char *bound, STACK_OF(BIO) **ret);-
106static int strip_eol(char *linebuf, int *plen);-
107static MIME_HEADER *mime_hdr_find(STACK_OF(MIME_HEADER) *hdrs, char *name);-
108static MIME_PARAM *mime_param_find(MIME_HEADER *hdr, char *name);-
109static void mime_hdr_free(MIME_HEADER *hdr);-
110-
111#define MAX_SMLEN 1024-
112#define mime_debug(x) /* x */-
113-
114/* Output an ASN1 structure in BER format streaming if necessary */-
115-
116int-
117i2d_ASN1_bio_stream(BIO *out, ASN1_VALUE *val, BIO *in, int flags,-
118 const ASN1_ITEM *it)-
119{-
120 /* If streaming create stream BIO and copy all content through it */-
121 if (flags & SMIME_STREAM) {
flags & 0x1000Description
TRUEnever evaluated
FALSEnever evaluated
0
122 BIO *bio, *tbio;-
123 bio = BIO_new_NDEF(out, val, it);-
124 if (!bio) {
!bioDescription
TRUEnever evaluated
FALSEnever evaluated
0
125 ASN1error(ERR_R_MALLOC_FAILURE);-
126 return 0;
never executed: return 0;
0
127 }-
128 SMIME_crlf_copy(in, bio, flags);-
129 (void)BIO_flush(bio);-
130 /* Free up successive BIOs until we hit the old output BIO */-
131 do {-
132 tbio = BIO_pop(bio);-
133 BIO_free(bio);-
134 bio = tbio;-
135 } while (bio != out);
never executed: end of block
bio != outDescription
TRUEnever evaluated
FALSEnever evaluated
0
136 }
never executed: end of block
0
137 /* else just write out ASN1 structure which will have all content-
138 * stored internally-
139 */-
140 else-
141 ASN1_item_i2d_bio(it, out, val);
never executed: ASN1_item_i2d_bio(it, out, val);
0
142 return 1;
never executed: return 1;
0
143}-
144-
145/* Base 64 read and write of ASN1 structure */-
146-
147static int-
148B64_write_ASN1(BIO *out, ASN1_VALUE *val, BIO *in, int flags,-
149 const ASN1_ITEM *it)-
150{-
151 BIO *b64;-
152 int r;-
153-
154 b64 = BIO_new(BIO_f_base64());-
155 if (!b64) {
!b64Description
TRUEnever evaluated
FALSEnever evaluated
0
156 ASN1error(ERR_R_MALLOC_FAILURE);-
157 return 0;
never executed: return 0;
0
158 }-
159 /* prepend the b64 BIO so all data is base64 encoded.-
160 */-
161 out = BIO_push(b64, out);-
162 r = i2d_ASN1_bio_stream(out, val, in, flags, it);-
163 (void)BIO_flush(out);-
164 BIO_pop(out);-
165 BIO_free(b64);-
166 return r;
never executed: return r;
0
167}-
168-
169/* Streaming ASN1 PEM write */-
170-
171int-
172PEM_write_bio_ASN1_stream(BIO *out, ASN1_VALUE *val, BIO *in, int flags,-
173 const char *hdr, const ASN1_ITEM *it)-
174{-
175 int r;-
176-
177 BIO_printf(out, "-----BEGIN %s-----\n", hdr);-
178 r = B64_write_ASN1(out, val, in, flags, it);-
179 BIO_printf(out, "-----END %s-----\n", hdr);-
180 return r;
never executed: return r;
0
181}-
182-
183static ASN1_VALUE *-
184b64_read_asn1(BIO *bio, const ASN1_ITEM *it)-
185{-
186 BIO *b64;-
187 ASN1_VALUE *val;-
188 if (!(b64 = BIO_new(BIO_f_base64()))) {
!(b64 = BIO_ne...O_f_base64()))Description
TRUEnever evaluated
FALSEnever evaluated
0
189 ASN1error(ERR_R_MALLOC_FAILURE);-
190 return 0;
never executed: return 0;
0
191 }-
192 bio = BIO_push(b64, bio);-
193 val = ASN1_item_d2i_bio(it, bio, NULL);-
194 if (!val)
!valDescription
TRUEnever evaluated
FALSEnever evaluated
0
195 ASN1error(ASN1_R_DECODE_ERROR);
never executed: ERR_put_error(13,(0xfff),(110),__FILE__,195);
0
196 (void)BIO_flush(bio);-
197 bio = BIO_pop(bio);-
198 BIO_free(b64);-
199 return val;
never executed: return val;
0
200}-
201-
202/* Generate the MIME "micalg" parameter from RFC3851, RFC4490 */-
203-
204static int-
205asn1_write_micalg(BIO *out, STACK_OF(X509_ALGOR) *mdalgs)-
206{-
207 const EVP_MD *md;-
208 int i, have_unknown = 0, write_comma, ret = 0, md_nid;-
209-
210 have_unknown = 0;-
211 write_comma = 0;-
212 for (i = 0; i < sk_X509_ALGOR_num(mdalgs); i++) {
i < sk_num(((_...09_ALGOR*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
213 if (write_comma)
write_commaDescription
TRUEnever evaluated
FALSEnever evaluated
0
214 BIO_write(out, ",", 1);
never executed: BIO_write(out, ",", 1);
0
215 write_comma = 1;-
216 md_nid = OBJ_obj2nid(sk_X509_ALGOR_value(mdalgs, i)->algorithm);-
217 md = EVP_get_digestbynid(md_nid);-
218 if (md && md->md_ctrl) {
mdDescription
TRUEnever evaluated
FALSEnever evaluated
md->md_ctrlDescription
TRUEnever evaluated
FALSEnever evaluated
0
219 int rv;-
220 char *micstr;-
221 rv = md->md_ctrl(NULL, EVP_MD_CTRL_MICALG, 0, &micstr);-
222 if (rv > 0) {
rv > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
223 BIO_puts(out, micstr);-
224 free(micstr);-
225 continue;
never executed: continue;
0
226 }-
227 if (rv != -2)
rv != -2Description
TRUEnever evaluated
FALSEnever evaluated
0
228 goto err;
never executed: goto err;
0
229 }
never executed: end of block
0
230 switch (md_nid) {-
231 case NID_sha1:
never executed: case 64:
0
232 BIO_puts(out, "sha1");-
233 break;
never executed: break;
0
234-
235 case NID_md5:
never executed: case 4:
0
236 BIO_puts(out, "md5");-
237 break;
never executed: break;
0
238-
239 case NID_sha256:
never executed: case 672:
0
240 BIO_puts(out, "sha-256");-
241 break;
never executed: break;
0
242-
243 case NID_sha384:
never executed: case 673:
0
244 BIO_puts(out, "sha-384");-
245 break;
never executed: break;
0
246-
247 case NID_sha512:
never executed: case 674:
0
248 BIO_puts(out, "sha-512");-
249 break;
never executed: break;
0
250-
251 case NID_id_GostR3411_94:
never executed: case 809:
0
252 BIO_puts(out, "gostr3411-94");-
253 goto err;
never executed: goto err;
0
254 break;
dead code: break;
-
255-
256 default:
never executed: default:
0
257 if (have_unknown)
have_unknownDescription
TRUEnever evaluated
FALSEnever evaluated
0
258 write_comma = 0;
never executed: write_comma = 0;
0
259 else {-
260 BIO_puts(out, "unknown");-
261 have_unknown = 1;-
262 }
never executed: end of block
0
263 break;
never executed: break;
0
264-
265 }-
266 }-
267-
268 ret = 1;-
269-
270err:
code before this statement never executed: err:
0
271 return ret;
never executed: return ret;
0
272}-
273-
274/* SMIME sender */-
275-
276int-
277SMIME_write_ASN1(BIO *bio, ASN1_VALUE *val, BIO *data, int flags,-
278 int ctype_nid, int econt_nid, STACK_OF(X509_ALGOR) *mdalgs,-
279 const ASN1_ITEM *it)-
280{-
281 char bound[33], c;-
282 int i;-
283 const char *mime_prefix, *mime_eol, *cname = "smime.p7m";-
284 const char *msg_type = NULL;-
285-
286 if (flags & SMIME_OLDMIME)
flags & 0x400Description
TRUEnever evaluated
FALSEnever evaluated
0
287 mime_prefix = "application/x-pkcs7-";
never executed: mime_prefix = "application/x-pkcs7-";
0
288 else-
289 mime_prefix = "application/pkcs7-";
never executed: mime_prefix = "application/pkcs7-";
0
290-
291 if (flags & SMIME_CRLFEOL)
flags & 0x800Description
TRUEnever evaluated
FALSEnever evaluated
0
292 mime_eol = "\r\n";
never executed: mime_eol = "\r\n";
0
293 else-
294 mime_eol = "\n";
never executed: mime_eol = "\n";
0
295 if ((flags & SMIME_DETACHED) && data) {
(flags & 0x40)Description
TRUEnever evaluated
FALSEnever evaluated
dataDescription
TRUEnever evaluated
FALSEnever evaluated
0
296 /* We want multipart/signed */-
297 /* Generate a random boundary */-
298 arc4random_buf(bound, 32);-
299 for (i = 0; i < 32; i++) {
i < 32Description
TRUEnever evaluated
FALSEnever evaluated
0
300 c = bound[i] & 0xf;-
301 if (c < 10)
c < 10Description
TRUEnever evaluated
FALSEnever evaluated
0
302 c += '0';
never executed: c += '0';
0
303 else-
304 c += 'A' - 10;
never executed: c += 'A' - 10;
0
305 bound[i] = c;-
306 }
never executed: end of block
0
307 bound[32] = 0;-
308 BIO_printf(bio, "MIME-Version: 1.0%s", mime_eol);-
309 BIO_printf(bio, "Content-Type: multipart/signed;");-
310 BIO_printf(bio, " protocol=\"%ssignature\";", mime_prefix);-
311 BIO_puts(bio, " micalg=\"");-
312 asn1_write_micalg(bio, mdalgs);-
313 BIO_printf(bio, "\"; boundary=\"----%s\"%s%s",-
314 bound, mime_eol, mime_eol);-
315 BIO_printf(bio, "This is an S/MIME signed message%s%s",-
316 mime_eol, mime_eol);-
317 /* Now write out the first part */-
318 BIO_printf(bio, "------%s%s", bound, mime_eol);-
319 if (!asn1_output_data(bio, data, val, flags, it))
!asn1_output_d...al, flags, it)Description
TRUEnever evaluated
FALSEnever evaluated
0
320 return 0;
never executed: return 0;
0
321 BIO_printf(bio, "%s------%s%s", mime_eol, bound, mime_eol);-
322-
323 /* Headers for signature */-
324-
325 BIO_printf(bio, "Content-Type: %ssignature;", mime_prefix);-
326 BIO_printf(bio, " name=\"smime.p7s\"%s", mime_eol);-
327 BIO_printf(bio, "Content-Transfer-Encoding: base64%s",-
328 mime_eol);-
329 BIO_printf(bio, "Content-Disposition: attachment;");-
330 BIO_printf(bio, " filename=\"smime.p7s\"%s%s",-
331 mime_eol, mime_eol);-
332 B64_write_ASN1(bio, val, NULL, 0, it);-
333 BIO_printf(bio, "%s------%s--%s%s", mime_eol, bound,-
334 mime_eol, mime_eol);-
335 return 1;
never executed: return 1;
0
336 }-
337-
338 /* Determine smime-type header */-
339-
340 if (ctype_nid == NID_pkcs7_enveloped)
ctype_nid == 23Description
TRUEnever evaluated
FALSEnever evaluated
0
341 msg_type = "enveloped-data";
never executed: msg_type = "enveloped-data";
0
342 else if (ctype_nid == NID_pkcs7_signed) {
ctype_nid == 22Description
TRUEnever evaluated
FALSEnever evaluated
0
343 if (econt_nid == NID_id_smime_ct_receipt)
econt_nid == 204Description
TRUEnever evaluated
FALSEnever evaluated
0
344 msg_type = "signed-receipt";
never executed: msg_type = "signed-receipt";
0
345 else if (sk_X509_ALGOR_num(mdalgs) >= 0)
sk_num(((_STAC...GOR*)0))) >= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
346 msg_type = "signed-data";
never executed: msg_type = "signed-data";
0
347 else-
348 msg_type = "certs-only";
never executed: msg_type = "certs-only";
0
349 } else if (ctype_nid == NID_id_smime_ct_compressedData) {
ctype_nid == 786Description
TRUEnever evaluated
FALSEnever evaluated
0
350 msg_type = "compressed-data";-
351 cname = "smime.p7z";-
352 }
never executed: end of block
0
353 /* MIME headers */-
354 BIO_printf(bio, "MIME-Version: 1.0%s", mime_eol);-
355 BIO_printf(bio, "Content-Disposition: attachment;");-
356 BIO_printf(bio, " filename=\"%s\"%s", cname, mime_eol);-
357 BIO_printf(bio, "Content-Type: %smime;", mime_prefix);-
358 if (msg_type)
msg_typeDescription
TRUEnever evaluated
FALSEnever evaluated
0
359 BIO_printf(bio, " smime-type=%s;", msg_type);
never executed: BIO_printf(bio, " smime-type=%s;", msg_type);
0
360 BIO_printf(bio, " name=\"%s\"%s", cname, mime_eol);-
361 BIO_printf(bio, "Content-Transfer-Encoding: base64%s%s",-
362 mime_eol, mime_eol);-
363 if (!B64_write_ASN1(bio, val, data, flags, it))
!B64_write_ASN...ta, flags, it)Description
TRUEnever evaluated
FALSEnever evaluated
0
364 return 0;
never executed: return 0;
0
365 BIO_printf(bio, "%s", mime_eol);-
366 return 1;
never executed: return 1;
0
367}-
368-
369/* Handle output of ASN1 data */-
370-
371-
372static int-
373asn1_output_data(BIO *out, BIO *data, ASN1_VALUE *val, int flags,-
374 const ASN1_ITEM *it)-
375{-
376 BIO *tmpbio;-
377 const ASN1_AUX *aux = it->funcs;-
378 ASN1_STREAM_ARG sarg;-
379 int rv = 1;-
380-
381 /* If data is not deteched or resigning then the output BIO is-
382 * already set up to finalise when it is written through.-
383 */-
384 if (!(flags & SMIME_DETACHED) || (flags & PKCS7_REUSE_DIGEST)) {
!(flags & 0x40)Description
TRUEnever evaluated
FALSEnever evaluated
(flags & 0x8000)Description
TRUEnever evaluated
FALSEnever evaluated
0
385 SMIME_crlf_copy(data, out, flags);-
386 return 1;
never executed: return 1;
0
387 }-
388-
389 if (!aux || !aux->asn1_cb) {
!auxDescription
TRUEnever evaluated
FALSEnever evaluated
!aux->asn1_cbDescription
TRUEnever evaluated
FALSEnever evaluated
0
390 ASN1error(ASN1_R_STREAMING_NOT_SUPPORTED);-
391 return 0;
never executed: return 0;
0
392 }-
393-
394 sarg.out = out;-
395 sarg.ndef_bio = NULL;-
396 sarg.boundary = NULL;-
397-
398 /* Let ASN1 code prepend any needed BIOs */-
399-
400 if (aux->asn1_cb(ASN1_OP_DETACHED_PRE, &val, it, &sarg) <= 0)
aux->asn1_cb(1...t, &sarg) <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
401 return 0;
never executed: return 0;
0
402-
403 /* Copy data across, passing through filter BIOs for processing */-
404 SMIME_crlf_copy(data, sarg.ndef_bio, flags);-
405-
406 /* Finalize structure */-
407 if (aux->asn1_cb(ASN1_OP_DETACHED_POST, &val, it, &sarg) <= 0)
aux->asn1_cb(1...t, &sarg) <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
408 rv = 0;
never executed: rv = 0;
0
409-
410 /* Now remove any digests prepended to the BIO */-
411-
412 while (sarg.ndef_bio != out) {
sarg.ndef_bio != outDescription
TRUEnever evaluated
FALSEnever evaluated
0
413 tmpbio = BIO_pop(sarg.ndef_bio);-
414 BIO_free(sarg.ndef_bio);-
415 sarg.ndef_bio = tmpbio;-
416 }
never executed: end of block
0
417-
418 return rv;
never executed: return rv;
0
419}-
420-
421/* SMIME reader: handle multipart/signed and opaque signing.-
422 * in multipart case the content is placed in a memory BIO-
423 * pointed to by "bcont". In opaque this is set to NULL-
424 */-
425-
426ASN1_VALUE *-
427SMIME_read_ASN1(BIO *bio, BIO **bcont, const ASN1_ITEM *it)-
428{-
429 BIO *asnin;-
430 STACK_OF(MIME_HEADER) *headers = NULL;-
431 STACK_OF(BIO) *parts = NULL;-
432 MIME_HEADER *hdr;-
433 MIME_PARAM *prm;-
434 ASN1_VALUE *val;-
435 int ret;-
436-
437 if (bcont)
bcontDescription
TRUEnever evaluated
FALSEnever evaluated
0
438 *bcont = NULL;
never executed: *bcont = ((void *)0) ;
0
439-
440 if (!(headers = mime_parse_hdr(bio))) {
!(headers = mi...arse_hdr(bio))Description
TRUEnever evaluated
FALSEnever evaluated
0
441 ASN1error(ASN1_R_MIME_PARSE_ERROR);-
442 return NULL;
never executed: return ((void *)0) ;
0
443 }-
444-
445 if (!(hdr = mime_hdr_find(headers, "content-type")) || !hdr->value) {
!(hdr = mime_h...ontent-type"))Description
TRUEnever evaluated
FALSEnever evaluated
!hdr->valueDescription
TRUEnever evaluated
FALSEnever evaluated
0
446 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
447 ASN1error(ASN1_R_NO_CONTENT_TYPE);-
448 return NULL;
never executed: return ((void *)0) ;
0
449 }-
450-
451 /* Handle multipart/signed */-
452-
453 if (!strcmp(hdr->value, "multipart/signed")) {
never executed: __result = (((const unsigned char *) (const char *) ( hdr->value ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "multipart/signed" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
! __extension_...gned" )))); })Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
454 /* Split into two parts */-
455 prm = mime_param_find(hdr, "boundary");-
456 if (!prm || !prm->param_value) {
!prmDescription
TRUEnever evaluated
FALSEnever evaluated
!prm->param_valueDescription
TRUEnever evaluated
FALSEnever evaluated
0
457 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
458 ASN1error(ASN1_R_NO_MULTIPART_BOUNDARY);-
459 return NULL;
never executed: return ((void *)0) ;
0
460 }-
461 ret = multi_split(bio, prm->param_value, &parts);-
462 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
463 if (!ret || (sk_BIO_num(parts) != 2) ) {
!retDescription
TRUEnever evaluated
FALSEnever evaluated
(sk_num(((_STA...IO*)0))) != 2)Description
TRUEnever evaluated
FALSEnever evaluated
0
464 ASN1error(ASN1_R_NO_MULTIPART_BODY_FAILURE);-
465 sk_BIO_pop_free(parts, BIO_vfree);-
466 return NULL;
never executed: return ((void *)0) ;
0
467 }-
468-
469 /* Parse the signature piece */-
470 asnin = sk_BIO_value(parts, 1);-
471-
472 if (!(headers = mime_parse_hdr(asnin))) {
!(headers = mi...se_hdr(asnin))Description
TRUEnever evaluated
FALSEnever evaluated
0
473 ASN1error(ASN1_R_MIME_SIG_PARSE_ERROR);-
474 sk_BIO_pop_free(parts, BIO_vfree);-
475 return NULL;
never executed: return ((void *)0) ;
0
476 }-
477-
478 /* Get content type */-
479-
480 if (!(hdr = mime_hdr_find(headers, "content-type")) ||
!(hdr = mime_h...ontent-type"))Description
TRUEnever evaluated
FALSEnever evaluated
0
481 !hdr->value) {
!hdr->valueDescription
TRUEnever evaluated
FALSEnever evaluated
0
482 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
483 sk_BIO_pop_free(parts, BIO_vfree);-
484 ASN1error(ASN1_R_NO_SIG_CONTENT_TYPE);-
485 return NULL;
never executed: return ((void *)0) ;
0
486 }-
487-
488 if (strcmp(hdr->value, "application/x-pkcs7-signature") &&
never executed: __result = (((const unsigned char *) (const char *) ( hdr->value ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "application/x-pkcs7-signature" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ...ture" )))); })Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
489 strcmp(hdr->value, "application/pkcs7-signature")) {
never executed: __result = (((const unsigned char *) (const char *) ( hdr->value ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "application/pkcs7-signature" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ...ture" )))); })Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
490 ASN1error(ASN1_R_SIG_INVALID_MIME_TYPE);-
491 ERR_asprintf_error_data("type: %s", hdr->value);-
492 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
493 sk_BIO_pop_free(parts, BIO_vfree);-
494 return NULL;
never executed: return ((void *)0) ;
0
495 }-
496 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
497 /* Read in ASN1 */-
498 if (!(val = b64_read_asn1(asnin, it))) {
!(val = b64_re...n1(asnin, it))Description
TRUEnever evaluated
FALSEnever evaluated
0
499 ASN1error(ASN1_R_ASN1_SIG_PARSE_ERROR);-
500 sk_BIO_pop_free(parts, BIO_vfree);-
501 return NULL;
never executed: return ((void *)0) ;
0
502 }-
503-
504 if (bcont) {
bcontDescription
TRUEnever evaluated
FALSEnever evaluated
0
505 *bcont = sk_BIO_value(parts, 0);-
506 BIO_free(asnin);-
507 sk_BIO_free(parts);-
508 } else sk_BIO_pop_free(parts, BIO_vfree);
never executed: end of block
never executed: sk_pop_free(((_STACK*) (1 ? (parts) : (struct stack_st_BIO*)0)), ((void (*)(void *)) ((1 ? (BIO_vfree) : (void (*)(BIO *))0))));
0
509 return val;
never executed: return val;
0
510 }-
511-
512 /* OK, if not multipart/signed try opaque signature */-
513-
514 if (strcmp (hdr->value, "application/x-pkcs7-mime") &&
never executed: __result = (((const unsigned char *) (const char *) ( hdr->value ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "application/x-pkcs7-mime" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ...mime" )))); })Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
515 strcmp (hdr->value, "application/pkcs7-mime")) {
never executed: __result = (((const unsigned char *) (const char *) ( hdr->value ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "application/pkcs7-mime" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ...mime" )))); })Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
516 ASN1error(ASN1_R_INVALID_MIME_TYPE);-
517 ERR_asprintf_error_data("type: %s", hdr->value);-
518 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
519 return NULL;
never executed: return ((void *)0) ;
0
520 }-
521-
522 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
523-
524 if (!(val = b64_read_asn1(bio, it))) {
!(val = b64_re...asn1(bio, it))Description
TRUEnever evaluated
FALSEnever evaluated
0
525 ASN1error(ASN1_R_ASN1_PARSE_ERROR);-
526 return NULL;
never executed: return ((void *)0) ;
0
527 }-
528 return val;
never executed: return val;
0
529}-
530-
531/* Copy text from one BIO to another making the output CRLF at EOL */-
532int-
533SMIME_crlf_copy(BIO *in, BIO *out, int flags)-
534{-
535 BIO *bf;-
536 char eol;-
537 int len;-
538 char linebuf[MAX_SMLEN];-
539-
540 /* Buffer output so we don't write one line at a time. This is-
541 * useful when streaming as we don't end up with one OCTET STRING-
542 * per line.-
543 */-
544 bf = BIO_new(BIO_f_buffer());-
545 if (!bf)
!bfDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • pkcs7test
0-3
546 return 0;
never executed: return 0;
0
547 out = BIO_push(bf, out);-
548 if (flags & SMIME_BINARY) {
flags & 0x80Description
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • pkcs7test
0-3
549 while ((len = BIO_read(in, linebuf, MAX_SMLEN)) > 0)
(len = BIO_rea...uf, 1024)) > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
550 BIO_write(out, linebuf, len);
never executed: BIO_write(out, linebuf, len);
0
551 } else {
never executed: end of block
0
552 if (flags & SMIME_TEXT)
flags & 0x1Description
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • pkcs7test
0-3
553 BIO_printf(out, "Content-Type: text/plain\r\n\r\n");
never executed: BIO_printf(out, "Content-Type: text/plain\r\n\r\n");
0
554 while ((len = BIO_gets(in, linebuf, MAX_SMLEN)) > 0) {
(len = BIO_get...uf, 1024)) > 0Description
TRUEevaluated 24 times by 1 test
Evaluated by:
  • pkcs7test
FALSEevaluated 3 times by 1 test
Evaluated by:
  • pkcs7test
3-24
555 eol = strip_eol(linebuf, &len);-
556 if (len)
lenDescription
TRUEevaluated 24 times by 1 test
Evaluated by:
  • pkcs7test
FALSEnever evaluated
0-24
557 BIO_write(out, linebuf, len);
executed 24 times by 1 test: BIO_write(out, linebuf, len);
Executed by:
  • pkcs7test
24
558 if (eol)
eolDescription
TRUEevaluated 21 times by 1 test
Evaluated by:
  • pkcs7test
FALSEevaluated 3 times by 1 test
Evaluated by:
  • pkcs7test
3-21
559 BIO_write(out, "\r\n", 2);
executed 21 times by 1 test: BIO_write(out, "\r\n", 2);
Executed by:
  • pkcs7test
21
560 }
executed 24 times by 1 test: end of block
Executed by:
  • pkcs7test
24
561 }
executed 3 times by 1 test: end of block
Executed by:
  • pkcs7test
3
562 (void)BIO_flush(out);-
563 BIO_pop(out);-
564 BIO_free(bf);-
565 return 1;
executed 3 times by 1 test: return 1;
Executed by:
  • pkcs7test
3
566}-
567-
568/* Strip off headers if they are text/plain */-
569int-
570SMIME_text(BIO *in, BIO *out)-
571{-
572 char iobuf[4096];-
573 int len;-
574 STACK_OF(MIME_HEADER) *headers;-
575 MIME_HEADER *hdr;-
576-
577 if (!(headers = mime_parse_hdr(in))) {
!(headers = mi...parse_hdr(in))Description
TRUEnever evaluated
FALSEnever evaluated
0
578 ASN1error(ASN1_R_MIME_PARSE_ERROR);-
579 return 0;
never executed: return 0;
0
580 }-
581 if (!(hdr = mime_hdr_find(headers, "content-type")) || !hdr->value) {
!(hdr = mime_h...ontent-type"))Description
TRUEnever evaluated
FALSEnever evaluated
!hdr->valueDescription
TRUEnever evaluated
FALSEnever evaluated
0
582 ASN1error(ASN1_R_MIME_NO_CONTENT_TYPE);-
583 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
584 return 0;
never executed: return 0;
0
585 }-
586 if (strcmp (hdr->value, "text/plain")) {
never executed: __result = (((const unsigned char *) (const char *) ( hdr->value ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "text/plain" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ...lain" )))); })Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
587 ASN1error(ASN1_R_INVALID_MIME_TYPE);-
588 ERR_asprintf_error_data("type: %s", hdr->value);-
589 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
590 return 0;
never executed: return 0;
0
591 }-
592 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
593 while ((len = BIO_read(in, iobuf, sizeof(iobuf))) > 0)
(len = BIO_rea...f(iobuf))) > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
594 BIO_write(out, iobuf, len);
never executed: BIO_write(out, iobuf, len);
0
595 if (len < 0)
len < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
596 return 0;
never executed: return 0;
0
597 return 1;
never executed: return 1;
0
598}-
599-
600/*-
601 * Split a multipart/XXX message body into component parts: result is-
602 * canonical parts in a STACK of bios-
603 */-
604static int-
605multi_split(BIO *bio, char *bound, STACK_OF(BIO) **ret)-
606{-
607 char linebuf[MAX_SMLEN];-
608 int len, blen;-
609 int eol = 0, next_eol = 0;-
610 BIO *bpart = NULL;-
611 STACK_OF(BIO) *parts;-
612 char state, part, first;-
613-
614 blen = strlen(bound);-
615 part = 0;-
616 state = 0;-
617 first = 1;-
618 parts = sk_BIO_new_null();-
619 *ret = parts;-
620 if (parts == NULL)
parts == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
621 return 0;
never executed: return 0;
0
622 while ((len = BIO_gets(bio, linebuf, MAX_SMLEN)) > 0) {
(len = BIO_get...uf, 1024)) > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
623 state = mime_bound_check(linebuf, len, bound, blen);-
624 if (state == 1) {
state == 1Description
TRUEnever evaluated
FALSEnever evaluated
0
625 first = 1;-
626 part++;-
627 } else if (state == 2) {
never executed: end of block
state == 2Description
TRUEnever evaluated
FALSEnever evaluated
0
628 if (sk_BIO_push(parts, bpart) == 0)
sk_push(((_STA...BIO*)0))) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
629 return 0;
never executed: return 0;
0
630 return 1;
never executed: return 1;
0
631 } else if (part) {
partDescription
TRUEnever evaluated
FALSEnever evaluated
0
632 /* Strip CR+LF from linebuf */-
633 next_eol = strip_eol(linebuf, &len);-
634 if (first) {
firstDescription
TRUEnever evaluated
FALSEnever evaluated
0
635 first = 0;-
636 if (bpart != NULL) {
bpart != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
637 if (sk_BIO_push(parts, bpart) == 0)
sk_push(((_STA...BIO*)0))) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
638 return 0;
never executed: return 0;
0
639 }
never executed: end of block
0
640 bpart = BIO_new(BIO_s_mem());-
641 if (bpart == NULL)
bpart == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
642 return 0;
never executed: return 0;
0
643 BIO_set_mem_eof_return(bpart, 0);-
644 } else if (eol)
never executed: end of block
eolDescription
TRUEnever evaluated
FALSEnever evaluated
0
645 BIO_write(bpart, "\r\n", 2);
never executed: BIO_write(bpart, "\r\n", 2);
0
646 eol = next_eol;-
647 if (len)
lenDescription
TRUEnever evaluated
FALSEnever evaluated
0
648 BIO_write(bpart, linebuf, len);
never executed: BIO_write(bpart, linebuf, len);
0
649 }
never executed: end of block
0
650 }
never executed: end of block
0
651 BIO_free(bpart);-
652 return 0;
never executed: return 0;
0
653}-
654-
655/* This is the big one: parse MIME header lines up to message body */-
656-
657#define MIME_INVALID 0-
658#define MIME_START 1-
659#define MIME_TYPE 2-
660#define MIME_NAME 3-
661#define MIME_VALUE 4-
662#define MIME_QUOTE 5-
663#define MIME_COMMENT 6-
664-
665-
666static-
667STACK_OF(MIME_HEADER) *mime_parse_hdr(BIO *bio)-
668{-
669 char *p, *q, c;-
670 char *ntmp;-
671 char linebuf[MAX_SMLEN];-
672 MIME_HEADER *mhdr = NULL;-
673 STACK_OF(MIME_HEADER) *headers;-
674 int len, state, save_state = 0;-
675-
676 headers = sk_MIME_HEADER_new(mime_hdr_cmp);-
677 if (!headers)
!headersDescription
TRUEnever evaluated
FALSEnever evaluated
0
678 return NULL;
never executed: return ((void *)0) ;
0
679 while ((len = BIO_gets(bio, linebuf, MAX_SMLEN)) > 0) {
(len = BIO_get...uf, 1024)) > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
680 /* If whitespace at line start then continuation line */-
681 if (mhdr && isspace((unsigned char)linebuf[0]))
mhdrDescription
TRUEnever evaluated
FALSEnever evaluated
((*__ctype_b_l...int) _ISspace)Description
TRUEnever evaluated
FALSEnever evaluated
0
682 state = MIME_NAME;
never executed: state = 3;
0
683 else-
684 state = MIME_START;
never executed: state = 1;
0
685 ntmp = NULL;-
686-
687 /* Go through all characters */-
688 for (p = linebuf, q = linebuf;-
689 (c = *p) && (c != '\r') && (c != '\n'); p++) {
(c = *p)Description
TRUEnever evaluated
FALSEnever evaluated
(c != '\r')Description
TRUEnever evaluated
FALSEnever evaluated
(c != '\n')Description
TRUEnever evaluated
FALSEnever evaluated
0
690-
691 /* State machine to handle MIME headers-
692 * if this looks horrible that's because it *is*-
693 */-
694-
695 switch (state) {-
696 case MIME_START:
never executed: case 1:
0
697 if (c == ':') {
c == ':'Description
TRUEnever evaluated
FALSEnever evaluated
0
698 state = MIME_TYPE;-
699 *p = 0;-
700 ntmp = strip_ends(q);-
701 q = p + 1;-
702 }
never executed: end of block
0
703 break;
never executed: break;
0
704-
705 case MIME_TYPE:
never executed: case 2:
0
706 if (c == ';') {
c == ';'Description
TRUEnever evaluated
FALSEnever evaluated
0
707 mime_debug("Found End Value\n");-
708 *p = 0;-
709 mhdr = mime_hdr_new(ntmp,-
710 strip_ends(q));-
711 if (mhdr == NULL)
mhdr == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
712 goto merr;
never executed: goto merr;
0
713 if (sk_MIME_HEADER_push(headers,
sk_push(((_STA...DER*)0))) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
714 mhdr) == 0)
sk_push(((_STA...DER*)0))) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
715 goto merr;
never executed: goto merr;
0
716 ntmp = NULL;-
717 q = p + 1;-
718 state = MIME_NAME;-
719 } else if (c == '(') {
never executed: end of block
c == '('Description
TRUEnever evaluated
FALSEnever evaluated
0
720 save_state = state;-
721 state = MIME_COMMENT;-
722 }
never executed: end of block
0
723 break;
never executed: break;
0
724-
725 case MIME_COMMENT:
never executed: case 6:
0
726 if (c == ')') {
c == ')'Description
TRUEnever evaluated
FALSEnever evaluated
0
727 state = save_state;-
728 }
never executed: end of block
0
729 break;
never executed: break;
0
730-
731 case MIME_NAME:
never executed: case 3:
0
732 if (c == '=') {
c == '='Description
TRUEnever evaluated
FALSEnever evaluated
0
733 state = MIME_VALUE;-
734 *p = 0;-
735 ntmp = strip_ends(q);-
736 q = p + 1;-
737 }
never executed: end of block
0
738 break;
never executed: break;
0
739-
740 case MIME_VALUE:
never executed: case 4:
0
741 if (c == ';') {
c == ';'Description
TRUEnever evaluated
FALSEnever evaluated
0
742 state = MIME_NAME;-
743 *p = 0;-
744 mime_hdr_addparam(mhdr, ntmp,-
745 strip_ends(q));-
746 ntmp = NULL;-
747 q = p + 1;-
748 } else if (c == '"') {
never executed: end of block
c == '"'Description
TRUEnever evaluated
FALSEnever evaluated
0
749 mime_debug("Found Quote\n");-
750 state = MIME_QUOTE;-
751 } else if (c == '(') {
never executed: end of block
c == '('Description
TRUEnever evaluated
FALSEnever evaluated
0
752 save_state = state;-
753 state = MIME_COMMENT;-
754 }
never executed: end of block
0
755 break;
never executed: break;
0
756-
757 case MIME_QUOTE:
never executed: case 5:
0
758 if (c == '"') {
c == '"'Description
TRUEnever evaluated
FALSEnever evaluated
0
759 mime_debug("Found Match Quote\n");-
760 state = MIME_VALUE;-
761 }
never executed: end of block
0
762 break;
never executed: break;
0
763 }-
764 }
never executed: end of block
0
765-
766 if (state == MIME_TYPE) {
state == 2Description
TRUEnever evaluated
FALSEnever evaluated
0
767 mhdr = mime_hdr_new(ntmp, strip_ends(q));-
768 if (mhdr == NULL)
mhdr == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
769 goto merr;
never executed: goto merr;
0
770 if (sk_MIME_HEADER_push(headers, mhdr) == 0)
sk_push(((_STA...DER*)0))) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
771 goto merr;
never executed: goto merr;
0
772 } else if (state == MIME_VALUE)
never executed: end of block
state == 4Description
TRUEnever evaluated
FALSEnever evaluated
0
773 mime_hdr_addparam(mhdr, ntmp, strip_ends(q));
never executed: mime_hdr_addparam(mhdr, ntmp, strip_ends(q));
0
774-
775 if (p == linebuf)
p == linebufDescription
TRUEnever evaluated
FALSEnever evaluated
0
776 break; /* Blank line means end of headers */
never executed: break;
0
777 }
never executed: end of block
0
778-
779 return headers;
never executed: return headers;
0
780-
781merr:-
782 if (mhdr != NULL)
mhdr != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
783 mime_hdr_free(mhdr);
never executed: mime_hdr_free(mhdr);
0
784 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);-
785 return NULL;
never executed: return ((void *)0) ;
0
786}-
787-
788static char *-
789strip_ends(char *name)-
790{-
791 return strip_end(strip_start(name));
never executed: return strip_end(strip_start(name));
0
792}-
793-
794/* Strip a parameter of whitespace from start of param */-
795static char *-
796strip_start(char *name)-
797{-
798 char *p, c;-
799-
800 /* Look for first non white space or quote */-
801 for (p = name; (c = *p); p++) {
(c = *p)Description
TRUEnever evaluated
FALSEnever evaluated
0
802 if (c == '"') {
c == '"'Description
TRUEnever evaluated
FALSEnever evaluated
0
803 /* Next char is start of string if non null */-
804 if (p[1])
p[1]Description
TRUEnever evaluated
FALSEnever evaluated
0
805 return p + 1;
never executed: return p + 1;
0
806 /* Else null string */-
807 return NULL;
never executed: return ((void *)0) ;
0
808 }-
809 if (!isspace((unsigned char)c))
! ((*__ctype_b...int) _ISspace)Description
TRUEnever evaluated
FALSEnever evaluated
0
810 return p;
never executed: return p;
0
811 }
never executed: end of block
0
812 return NULL;
never executed: return ((void *)0) ;
0
813}-
814-
815/* As above but strip from end of string : maybe should handle brackets? */-
816static char *-
817strip_end(char *name)-
818{-
819 char *p, c;-
820-
821 if (!name)
!nameDescription
TRUEnever evaluated
FALSEnever evaluated
0
822 return NULL;
never executed: return ((void *)0) ;
0
823-
824 /* Look for first non white space or quote */-
825 for (p = name + strlen(name) - 1; p >= name; p--) {
p >= nameDescription
TRUEnever evaluated
FALSEnever evaluated
0
826 c = *p;-
827 if (c == '"') {
c == '"'Description
TRUEnever evaluated
FALSEnever evaluated
0
828 if (p - 1 == name)
p - 1 == nameDescription
TRUEnever evaluated
FALSEnever evaluated
0
829 return NULL;
never executed: return ((void *)0) ;
0
830 *p = 0;-
831 return name;
never executed: return name;
0
832 }-
833 if (isspace((unsigned char)c))
((*__ctype_b_l...int) _ISspace)Description
TRUEnever evaluated
FALSEnever evaluated
0
834 *p = 0;
never executed: *p = 0;
0
835 else-
836 return name;
never executed: return name;
0
837 }-
838 return NULL;
never executed: return ((void *)0) ;
0
839}-
840-
841static MIME_HEADER *-
842mime_hdr_new(char *name, char *value)-
843{-
844 MIME_HEADER *mhdr;-
845 char *tmpname = NULL, *tmpval = NULL, *p;-
846-
847 if (name) {
nameDescription
TRUEnever evaluated
FALSEnever evaluated
0
848 if (!(tmpname = strdup(name)))
never executed: __retval = (char *) memcpy (__retval, name , __len);
!(tmpname = (_...p ( name ))) )Description
TRUEnever evaluated
FALSEnever evaluated
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( name )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons...( name ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
849 goto err;
never executed: goto err;
0
850 for (p = tmpname; *p; p++)
*pDescription
TRUEnever evaluated
FALSEnever evaluated
0
851 *p = tolower((unsigned char)*p);
never executed: *p = (__extension__ ({ int __res; if (sizeof ( (unsigned char)*p ) > 1) { if (__builtin_constant_p ( (unsigned char)*p )) { int __c = ( (unsigned char)*p ); __res = __c < -128 || __c > 255 ? __c : (*__ctype_tolower_loc ())[__c]; } else __res = tolower ( (unsigned char)*p ); } else __res = (*__ctype_tolower_loc ())[(int) ( (unsigned char)*p )]; __res; })) ;
never executed: end of block
never executed: __res = tolower ( (unsigned char)*p );
never executed: __res = (*__ctype_tolower_loc ())[(int) ( (unsigned char)*p )];
sizeof ( (unsi... char)*p ) > 1Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons...gned char)*p )Description
TRUEnever evaluated
FALSEnever evaluated
__c < -128Description
TRUEnever evaluated
FALSEnever evaluated
__c > 255Description
TRUEnever evaluated
FALSEnever evaluated
0
852 }
never executed: end of block
0
853 if (value) {
valueDescription
TRUEnever evaluated
FALSEnever evaluated
0
854 if (!(tmpval = strdup(value)))
never executed: __retval = (char *) memcpy (__retval, value , __len);
!(tmpval = (__... ( value ))) )Description
TRUEnever evaluated
FALSEnever evaluated
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( value )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons... value ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
855 goto err;
never executed: goto err;
0
856 for (p = tmpval; *p; p++)
*pDescription
TRUEnever evaluated
FALSEnever evaluated
0
857 *p = tolower((unsigned char)*p);
never executed: *p = (__extension__ ({ int __res; if (sizeof ( (unsigned char)*p ) > 1) { if (__builtin_constant_p ( (unsigned char)*p )) { int __c = ( (unsigned char)*p ); __res = __c < -128 || __c > 255 ? __c : (*__ctype_tolower_loc ())[__c]; } else __res = tolower ( (unsigned char)*p ); } else __res = (*__ctype_tolower_loc ())[(int) ( (unsigned char)*p )]; __res; })) ;
never executed: end of block
never executed: __res = tolower ( (unsigned char)*p );
never executed: __res = (*__ctype_tolower_loc ())[(int) ( (unsigned char)*p )];
sizeof ( (unsi... char)*p ) > 1Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons...gned char)*p )Description
TRUEnever evaluated
FALSEnever evaluated
__c < -128Description
TRUEnever evaluated
FALSEnever evaluated
__c > 255Description
TRUEnever evaluated
FALSEnever evaluated
0
858 }
never executed: end of block
0
859 mhdr = malloc(sizeof(MIME_HEADER));-
860 if (!mhdr)
!mhdrDescription
TRUEnever evaluated
FALSEnever evaluated
0
861 goto err;
never executed: goto err;
0
862 mhdr->name = tmpname;-
863 mhdr->value = tmpval;-
864 if (!(mhdr->params = sk_MIME_PARAM_new(mime_param_cmp))) {
!(mhdr->params...nst *))0))))))Description
TRUEnever evaluated
FALSEnever evaluated
0
865 free(mhdr);-
866 goto err;
never executed: goto err;
0
867 }-
868 return mhdr;
never executed: return mhdr;
0
869err:-
870 free(tmpname);-
871 free(tmpval);-
872 return NULL;
never executed: return ((void *)0) ;
0
873}-
874-
875static int-
876mime_hdr_addparam(MIME_HEADER *mhdr, char *name, char *value)-
877{-
878 char *tmpname = NULL, *tmpval = NULL, *p;-
879 MIME_PARAM *mparam;-
880-
881 if (name) {
nameDescription
TRUEnever evaluated
FALSEnever evaluated
0
882 tmpname = strdup(name);
never executed: __retval = (char *) memcpy (__retval, name , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( name )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons...( name ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
883 if (!tmpname)
!tmpnameDescription
TRUEnever evaluated
FALSEnever evaluated
0
884 goto err;
never executed: goto err;
0
885 for (p = tmpname; *p; p++)
*pDescription
TRUEnever evaluated
FALSEnever evaluated
0
886 *p = tolower((unsigned char)*p);
never executed: *p = (__extension__ ({ int __res; if (sizeof ( (unsigned char)*p ) > 1) { if (__builtin_constant_p ( (unsigned char)*p )) { int __c = ( (unsigned char)*p ); __res = __c < -128 || __c > 255 ? __c : (*__ctype_tolower_loc ())[__c]; } else __res = tolower ( (unsigned char)*p ); } else __res = (*__ctype_tolower_loc ())[(int) ( (unsigned char)*p )]; __res; })) ;
never executed: end of block
never executed: __res = tolower ( (unsigned char)*p );
never executed: __res = (*__ctype_tolower_loc ())[(int) ( (unsigned char)*p )];
sizeof ( (unsi... char)*p ) > 1Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons...gned char)*p )Description
TRUEnever evaluated
FALSEnever evaluated
__c < -128Description
TRUEnever evaluated
FALSEnever evaluated
__c > 255Description
TRUEnever evaluated
FALSEnever evaluated
0
887 }
never executed: end of block
0
888 if (value) {
valueDescription
TRUEnever evaluated
FALSEnever evaluated
0
889 tmpval = strdup(value);
never executed: __retval = (char *) memcpy (__retval, value , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( value )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons... value ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
890 if (!tmpval)
!tmpvalDescription
TRUEnever evaluated
FALSEnever evaluated
0
891 goto err;
never executed: goto err;
0
892 }
never executed: end of block
0
893 /* Parameter values are case sensitive so leave as is */-
894 mparam = malloc(sizeof(MIME_PARAM));-
895 if (!mparam)
!mparamDescription
TRUEnever evaluated
FALSEnever evaluated
0
896 goto err;
never executed: goto err;
0
897 mparam->param_name = tmpname;-
898 mparam->param_value = tmpval;-
899 if (sk_MIME_PARAM_push(mhdr->params, mparam) == 0) {
sk_push(((_STA...RAM*)0))) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
900 free(mparam);-
901 goto err;
never executed: goto err;
0
902 }-
903 return 1;
never executed: return 1;
0
904err:-
905 free(tmpname);-
906 free(tmpval);-
907 return 0;
never executed: return 0;
0
908}-
909-
910static int-
911mime_hdr_cmp(const MIME_HEADER * const *a, const MIME_HEADER * const *b)-
912{-
913 if (!(*a)->name || !(*b)->name)
!(*a)->nameDescription
TRUEnever evaluated
FALSEnever evaluated
!(*b)->nameDescription
TRUEnever evaluated
FALSEnever evaluated
0
914 return !!(*a)->name - !!(*b)->name;
never executed: return !!(*a)->name - !!(*b)->name;
0
915 return (strcmp((*a)->name, (*b)->name));
never executed: return ( __extension__ ({ size_t __s1_len, __s2_len; (__builtin_constant_p ( (*a)->name ) && __builtin_constant_p ( (*b)->name ) && (__s1_len = __builtin_strlen ( (*a)->name ), __s2_len = __builtin_strlen ( (*b)->name ), (!((size_t)(const void *)(( (*a)->...nsigned char *) (const char *) ( (*b)->name ))[2] - __s2[2]); if (__s2_len > 2 && __result == 0) __result = (((const unsigned char *) (const char *) ( (*b)->name ))[3] - __s2[3]); } } __result; }))) : __builtin_strcmp ( (*a)->name , (*b)->name )))); }) );
never executed: __result = (((const unsigned char *) (const char *) ( (*a)->name ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( (*b)->name ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
916}-
917-
918static int-
919mime_param_cmp(const MIME_PARAM * const *a, const MIME_PARAM * const *b)-
920{-
921 if (!(*a)->param_name || !(*b)->param_name)
!(*a)->param_nameDescription
TRUEnever evaluated
FALSEnever evaluated
!(*b)->param_nameDescription
TRUEnever evaluated
FALSEnever evaluated
0
922 return !!(*a)->param_name - !!(*b)->param_name;
never executed: return !!(*a)->param_name - !!(*b)->param_name;
0
923 return (strcmp((*a)->param_name, (*b)->param_name));
never executed: return ( __extension__ ({ size_t __s1_len, __s2_len; (__builtin_constant_p ( (*a)->param_name ) && __builtin_constant_p ( (*b)->param_name ) && (__s1_len = __builtin_strlen ( (*a)->param_name ), __s2_len = __builtin_strlen ( (*b)->param_name ), (!((size_t...har *) ( (*b)->param_name ))[2] - __s2[2]); if (__s2_len > 2 && __result == 0) __result = (((const unsigned char *) (const char *) ( (*b)->param_name ))[3] - __s2[3]); } } __result; }))) : __builtin_strcmp ( (*a)->param_name , (*b)->param_name )))); }) );
never executed: __result = (((const unsigned char *) (const char *) ( (*a)->param_name ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( (*b)->param_name ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
924}-
925-
926/* Find a header with a given name (if possible) */-
927-
928static MIME_HEADER *-
929mime_hdr_find(STACK_OF(MIME_HEADER) *hdrs, char *name)-
930{-
931 MIME_HEADER htmp;-
932 int idx;-
933 htmp.name = name;-
934 idx = sk_MIME_HEADER_find(hdrs, &htmp);-
935 if (idx < 0)
idx < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
936 return NULL;
never executed: return ((void *)0) ;
0
937 return sk_MIME_HEADER_value(hdrs, idx);
never executed: return ((MIME_HEADER *)sk_value(((_STACK*) (1 ? (hdrs) : (struct stack_st_MIME_HEADER*)0)), (idx)));
0
938}-
939-
940static MIME_PARAM *-
941mime_param_find(MIME_HEADER *hdr, char *name)-
942{-
943 MIME_PARAM param;-
944 int idx;-
945 param.param_name = name;-
946 idx = sk_MIME_PARAM_find(hdr->params, &param);-
947 if (idx < 0)
idx < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
948 return NULL;
never executed: return ((void *)0) ;
0
949 return sk_MIME_PARAM_value(hdr->params, idx);
never executed: return ((MIME_PARAM *)sk_value(((_STACK*) (1 ? (hdr->params) : (struct stack_st_MIME_PARAM*)0)), (idx)));
0
950}-
951-
952static void-
953mime_hdr_free(MIME_HEADER *hdr)-
954{-
955 free(hdr->name);-
956 free(hdr->value);-
957 if (hdr->params)
hdr->paramsDescription
TRUEnever evaluated
FALSEnever evaluated
0
958 sk_MIME_PARAM_pop_free(hdr->params, mime_param_free);
never executed: sk_pop_free(((_STACK*) (1 ? (hdr->params) : (struct stack_st_MIME_PARAM*)0)), ((void (*)(void *)) ((1 ? (mime_param_free) : (void (*)(MIME_PARAM *))0))));
0
959 free(hdr);-
960}
never executed: end of block
0
961-
962static void-
963mime_param_free(MIME_PARAM *param)-
964{-
965 free(param->param_name);-
966 free(param->param_value);-
967 free(param);-
968}
never executed: end of block
0
969-
970/* Check for a multipart boundary. Returns:-
971 * 0 : no boundary-
972 * 1 : part boundary-
973 * 2 : final boundary-
974 */-
975static int-
976mime_bound_check(char *line, int linelen, char *bound, int blen)-
977{-
978 if (linelen == -1)
linelen == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
979 linelen = strlen(line);
never executed: linelen = strlen(line);
0
980 if (blen == -1)
blen == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
981 blen = strlen(bound);
never executed: blen = strlen(bound);
0
982 /* Quickly eliminate if line length too short */-
983 if (blen + 2 > linelen)
blen + 2 > linelenDescription
TRUEnever evaluated
FALSEnever evaluated
0
984 return 0;
never executed: return 0;
0
985 /* Check for part boundary */-
986 if (!strncmp(line, "--", 2) && !strncmp(line + 2, bound, blen)) {
never executed: __result = (((const unsigned char *) (const char *) ( line ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "--" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( line + 2 ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( bound ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
! (__extension..., "--" , 2 )))Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( 2 )Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( line )Description
TRUEnever evaluated
FALSEnever evaluated
strlen ( line ...size_t) ( 2 ))Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( "--" )Description
TRUEnever evaluated
FALSEnever evaluated
strlen ( "--" ...size_t) ( 2 ))Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
! (__extension...und , blen )))Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( blen )Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons...p ( line + 2 )Description
TRUEnever evaluated
FALSEnever evaluated
strlen ( line ...e_t) ( blen ))Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( bound )Description
TRUEnever evaluated
FALSEnever evaluated
strlen ( bound...e_t) ( blen ))Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
987 if (!strncmp(line + blen + 2, "--", 2))
never executed: __result = (((const unsigned char *) (const char *) ( line + blen + 2 ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( "--" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
! (__extension..., "--" , 2 )))Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( 2 )Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_cons...e + blen + 2 )Description
TRUEnever evaluated
FALSEnever evaluated
strlen ( line ...size_t) ( 2 ))Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( "--" )Description
TRUEnever evaluated
FALSEnever evaluated
strlen ( "--" ...size_t) ( 2 ))Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
988 return 2;
never executed: return 2;
0
989 else-
990 return 1;
never executed: return 1;
0
991 }-
992 return 0;
never executed: return 0;
0
993}-
994-
995static int-
996strip_eol(char *linebuf, int *plen)-
997{-
998 int len = *plen;-
999 char *p, c;-
1000 int is_eol = 0;-
1001-
1002 for (p = linebuf + len - 1; len > 0; len--, p--) {
len > 0Description
TRUEevaluated 66 times by 1 test
Evaluated by:
  • pkcs7test
FALSEnever evaluated
0-66
1003 c = *p;-
1004 if (c == '\n')
c == '\n'Description
TRUEevaluated 21 times by 1 test
Evaluated by:
  • pkcs7test
FALSEevaluated 45 times by 1 test
Evaluated by:
  • pkcs7test
21-45
1005 is_eol = 1;
executed 21 times by 1 test: is_eol = 1;
Executed by:
  • pkcs7test
21
1006 else if (c != '\r')
c != '\r'Description
TRUEevaluated 24 times by 1 test
Evaluated by:
  • pkcs7test
FALSEevaluated 21 times by 1 test
Evaluated by:
  • pkcs7test
21-24
1007 break;
executed 24 times by 1 test: break;
Executed by:
  • pkcs7test
24
1008 }
executed 42 times by 1 test: end of block
Executed by:
  • pkcs7test
42
1009 *plen = len;-
1010 return is_eol;
executed 24 times by 1 test: return is_eol;
Executed by:
  • pkcs7test
24
1011}-
Source codeSwitch to Preprocessed file
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