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-rw-r--r--src/lib/libcrypto/pkcs7/Makefile.ssl243
-rw-r--r--src/lib/libcrypto/pkcs7/pk7_asn1.c214
-rw-r--r--src/lib/libcrypto/pkcs7/pk7_attr.c141
-rw-r--r--src/lib/libcrypto/pkcs7/pk7_doit.c1147
-rw-r--r--src/lib/libcrypto/pkcs7/pk7_lib.c589
-rw-r--r--src/lib/libcrypto/pkcs7/pk7_mime.c722
-rw-r--r--src/lib/libcrypto/pkcs7/pk7_smime.c500
-rw-r--r--src/lib/libcrypto/pkcs7/pkcs7.h464
-rw-r--r--src/lib/libcrypto/pkcs7/pkcs7err.c167
9 files changed, 4187 insertions, 0 deletions
diff --git a/src/lib/libcrypto/pkcs7/Makefile.ssl b/src/lib/libcrypto/pkcs7/Makefile.ssl
new file mode 100644
index 0000000000..c3bfc7d560
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/Makefile.ssl
@@ -0,0 +1,243 @@
1#
2# SSLeay/crypto/pkcs7/Makefile
3#
4
5DIR= pkcs7
6TOP= ../..
7CC= cc
8INCLUDES= -I.. -I$(TOP) -I../../include
9CFLAG=-g
10INSTALL_PREFIX=
11OPENSSLDIR= /usr/local/ssl
12INSTALLTOP=/usr/local/ssl
13MAKE= make -f Makefile.ssl
14MAKEDEPPROG= makedepend
15MAKEDEPEND= $(TOP)/util/domd $(TOP) -MD $(MAKEDEPPROG)
16MAKEFILE= Makefile.ssl
17AR= ar r
18
19PEX_LIBS=
20EX_LIBS=
21
22CFLAGS= $(INCLUDES) $(CFLAG)
23
24GENERAL=Makefile README
25TEST=
26APPS=
27
28LIB=$(TOP)/libcrypto.a
29LIBSRC= pk7_asn1.c pk7_lib.c pkcs7err.c pk7_doit.c pk7_smime.c pk7_attr.c \
30 pk7_mime.c
31LIBOBJ= pk7_asn1.o pk7_lib.o pkcs7err.o pk7_doit.o pk7_smime.o pk7_attr.o \
32 pk7_mime.o
33
34SRC= $(LIBSRC)
35
36EXHEADER= pkcs7.h
37HEADER= $(EXHEADER)
38
39ALL= $(GENERAL) $(SRC) $(HEADER)
40
41top:
42 (cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all)
43
44test:
45
46all: lib
47
48testapps: enc dec sign verify
49
50enc: enc.o lib
51 $(CC) $(CFLAGS) -o enc enc.o $(PEX_LIBS) $(LIB) $(EX_LIBS)
52
53dec: dec.o lib
54 $(CC) $(CFLAGS) -o dec dec.o $(PEX_LIBS) $(LIB) $(EX_LIBS)
55
56sign: sign.o lib
57 $(CC) $(CFLAGS) -o sign sign.o $(PEX_LIBS) $(LIB) $(EX_LIBS)
58
59verify: verify.o example.o lib
60 $(CC) $(CFLAGS) -o verify verify.o $(PEX_LIBS) example.o $(LIB) $(EX_LIBS)
61
62lib: $(LIBOBJ)
63 $(AR) $(LIB) $(LIBOBJ)
64 $(RANLIB) $(LIB) || echo Never mind.
65 @touch lib
66
67files:
68 $(PERL) $(TOP)/util/files.pl Makefile.ssl >> $(TOP)/MINFO
69
70links:
71 @sh $(TOP)/util/point.sh Makefile.ssl Makefile
72 @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER)
73 @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST)
74 @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS)
75
76install:
77 @for i in $(EXHEADER) ; \
78 do \
79 (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
80 chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
81 done;
82
83tags:
84 ctags $(SRC)
85
86tests:
87
88lint:
89 lint -DLINT $(INCLUDES) $(SRC)>fluff
90
91depend:
92 $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(PROGS) $(LIBSRC)
93
94dclean:
95 $(PERL) -pe 'if (/^# DO NOT DELETE THIS LINE/) {print; exit(0);}' $(MAKEFILE) >Makefile.new
96 mv -f Makefile.new $(MAKEFILE)
97
98clean:
99 rm -f *.o *.obj lib tags core .pure .nfs* *.old *.bak fluff enc dec sign verify
100
101# DO NOT DELETE THIS LINE -- make depend depends on it.
102
103pk7_asn1.o: ../../e_os.h ../../include/openssl/aes.h
104pk7_asn1.o: ../../include/openssl/asn1.h ../../include/openssl/asn1t.h
105pk7_asn1.o: ../../include/openssl/bio.h ../../include/openssl/blowfish.h
106pk7_asn1.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h
107pk7_asn1.o: ../../include/openssl/cast.h ../../include/openssl/crypto.h
108pk7_asn1.o: ../../include/openssl/des.h ../../include/openssl/des_old.h
109pk7_asn1.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
110pk7_asn1.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
111pk7_asn1.o: ../../include/openssl/evp.h ../../include/openssl/idea.h
112pk7_asn1.o: ../../include/openssl/lhash.h ../../include/openssl/md2.h
113pk7_asn1.o: ../../include/openssl/md4.h ../../include/openssl/md5.h
114pk7_asn1.o: ../../include/openssl/mdc2.h ../../include/openssl/obj_mac.h
115pk7_asn1.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
116pk7_asn1.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
117pk7_asn1.o: ../../include/openssl/pkcs7.h ../../include/openssl/rc2.h
118pk7_asn1.o: ../../include/openssl/rc4.h ../../include/openssl/rc5.h
119pk7_asn1.o: ../../include/openssl/ripemd.h ../../include/openssl/rsa.h
120pk7_asn1.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
121pk7_asn1.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
122pk7_asn1.o: ../../include/openssl/ui.h ../../include/openssl/ui_compat.h
123pk7_asn1.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
124pk7_asn1.o: ../cryptlib.h pk7_asn1.c
125pk7_attr.o: ../../include/openssl/aes.h ../../include/openssl/asn1.h
126pk7_attr.o: ../../include/openssl/bio.h ../../include/openssl/blowfish.h
127pk7_attr.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h
128pk7_attr.o: ../../include/openssl/cast.h ../../include/openssl/crypto.h
129pk7_attr.o: ../../include/openssl/des.h ../../include/openssl/des_old.h
130pk7_attr.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
131pk7_attr.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
132pk7_attr.o: ../../include/openssl/evp.h ../../include/openssl/idea.h
133pk7_attr.o: ../../include/openssl/lhash.h ../../include/openssl/md2.h
134pk7_attr.o: ../../include/openssl/md4.h ../../include/openssl/md5.h
135pk7_attr.o: ../../include/openssl/mdc2.h ../../include/openssl/obj_mac.h
136pk7_attr.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
137pk7_attr.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
138pk7_attr.o: ../../include/openssl/pem.h ../../include/openssl/pem2.h
139pk7_attr.o: ../../include/openssl/pkcs7.h ../../include/openssl/rc2.h
140pk7_attr.o: ../../include/openssl/rc4.h ../../include/openssl/rc5.h
141pk7_attr.o: ../../include/openssl/ripemd.h ../../include/openssl/rsa.h
142pk7_attr.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
143pk7_attr.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
144pk7_attr.o: ../../include/openssl/ui.h ../../include/openssl/ui_compat.h
145pk7_attr.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
146pk7_attr.o: pk7_attr.c
147pk7_doit.o: ../../e_os.h ../../include/openssl/aes.h
148pk7_doit.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
149pk7_doit.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
150pk7_doit.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
151pk7_doit.o: ../../include/openssl/conf.h ../../include/openssl/crypto.h
152pk7_doit.o: ../../include/openssl/des.h ../../include/openssl/des_old.h
153pk7_doit.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
154pk7_doit.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
155pk7_doit.o: ../../include/openssl/evp.h ../../include/openssl/idea.h
156pk7_doit.o: ../../include/openssl/lhash.h ../../include/openssl/md2.h
157pk7_doit.o: ../../include/openssl/md4.h ../../include/openssl/md5.h
158pk7_doit.o: ../../include/openssl/mdc2.h ../../include/openssl/obj_mac.h
159pk7_doit.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
160pk7_doit.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
161pk7_doit.o: ../../include/openssl/pkcs7.h ../../include/openssl/rand.h
162pk7_doit.o: ../../include/openssl/rc2.h ../../include/openssl/rc4.h
163pk7_doit.o: ../../include/openssl/rc5.h ../../include/openssl/ripemd.h
164pk7_doit.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
165pk7_doit.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
166pk7_doit.o: ../../include/openssl/symhacks.h ../../include/openssl/ui.h
167pk7_doit.o: ../../include/openssl/ui_compat.h ../../include/openssl/x509.h
168pk7_doit.o: ../../include/openssl/x509_vfy.h ../../include/openssl/x509v3.h
169pk7_doit.o: ../cryptlib.h pk7_doit.c
170pk7_lib.o: ../../e_os.h ../../include/openssl/aes.h
171pk7_lib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
172pk7_lib.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
173pk7_lib.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
174pk7_lib.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
175pk7_lib.o: ../../include/openssl/des_old.h ../../include/openssl/dh.h
176pk7_lib.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h
177pk7_lib.o: ../../include/openssl/err.h ../../include/openssl/evp.h
178pk7_lib.o: ../../include/openssl/idea.h ../../include/openssl/lhash.h
179pk7_lib.o: ../../include/openssl/md2.h ../../include/openssl/md4.h
180pk7_lib.o: ../../include/openssl/md5.h ../../include/openssl/mdc2.h
181pk7_lib.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
182pk7_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
183pk7_lib.o: ../../include/openssl/ossl_typ.h ../../include/openssl/pkcs7.h
184pk7_lib.o: ../../include/openssl/rc2.h ../../include/openssl/rc4.h
185pk7_lib.o: ../../include/openssl/rc5.h ../../include/openssl/ripemd.h
186pk7_lib.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
187pk7_lib.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
188pk7_lib.o: ../../include/openssl/symhacks.h ../../include/openssl/ui.h
189pk7_lib.o: ../../include/openssl/ui_compat.h ../../include/openssl/x509.h
190pk7_lib.o: ../../include/openssl/x509_vfy.h ../cryptlib.h pk7_lib.c
191pk7_mime.o: ../../e_os.h ../../include/openssl/aes.h
192pk7_mime.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
193pk7_mime.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
194pk7_mime.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
195pk7_mime.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
196pk7_mime.o: ../../include/openssl/des_old.h ../../include/openssl/dh.h
197pk7_mime.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h
198pk7_mime.o: ../../include/openssl/err.h ../../include/openssl/evp.h
199pk7_mime.o: ../../include/openssl/idea.h ../../include/openssl/lhash.h
200pk7_mime.o: ../../include/openssl/md2.h ../../include/openssl/md4.h
201pk7_mime.o: ../../include/openssl/md5.h ../../include/openssl/mdc2.h
202pk7_mime.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
203pk7_mime.o: ../../include/openssl/opensslconf.h
204pk7_mime.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
205pk7_mime.o: ../../include/openssl/pkcs7.h ../../include/openssl/rand.h
206pk7_mime.o: ../../include/openssl/rc2.h ../../include/openssl/rc4.h
207pk7_mime.o: ../../include/openssl/rc5.h ../../include/openssl/ripemd.h
208pk7_mime.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
209pk7_mime.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
210pk7_mime.o: ../../include/openssl/symhacks.h ../../include/openssl/ui.h
211pk7_mime.o: ../../include/openssl/ui_compat.h ../../include/openssl/x509.h
212pk7_mime.o: ../../include/openssl/x509_vfy.h ../cryptlib.h pk7_mime.c
213pk7_smime.o: ../../e_os.h ../../include/openssl/aes.h
214pk7_smime.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
215pk7_smime.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
216pk7_smime.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
217pk7_smime.o: ../../include/openssl/conf.h ../../include/openssl/crypto.h
218pk7_smime.o: ../../include/openssl/des.h ../../include/openssl/des_old.h
219pk7_smime.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
220pk7_smime.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
221pk7_smime.o: ../../include/openssl/evp.h ../../include/openssl/idea.h
222pk7_smime.o: ../../include/openssl/lhash.h ../../include/openssl/md2.h
223pk7_smime.o: ../../include/openssl/md4.h ../../include/openssl/md5.h
224pk7_smime.o: ../../include/openssl/mdc2.h ../../include/openssl/obj_mac.h
225pk7_smime.o: ../../include/openssl/objects.h
226pk7_smime.o: ../../include/openssl/opensslconf.h
227pk7_smime.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
228pk7_smime.o: ../../include/openssl/pkcs7.h ../../include/openssl/rc2.h
229pk7_smime.o: ../../include/openssl/rc4.h ../../include/openssl/rc5.h
230pk7_smime.o: ../../include/openssl/ripemd.h ../../include/openssl/rsa.h
231pk7_smime.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
232pk7_smime.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
233pk7_smime.o: ../../include/openssl/ui.h ../../include/openssl/ui_compat.h
234pk7_smime.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
235pk7_smime.o: ../../include/openssl/x509v3.h ../cryptlib.h pk7_smime.c
236pkcs7err.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
237pkcs7err.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
238pkcs7err.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
239pkcs7err.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
240pkcs7err.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
241pkcs7err.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h
242pkcs7err.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
243pkcs7err.o: pkcs7err.c
diff --git a/src/lib/libcrypto/pkcs7/pk7_asn1.c b/src/lib/libcrypto/pkcs7/pk7_asn1.c
new file mode 100644
index 0000000000..77931feeb4
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pk7_asn1.c
@@ -0,0 +1,214 @@
1/* pk7_asn.c */
2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) 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 "cryptlib.h"
61#include <openssl/asn1t.h>
62#include <openssl/pkcs7.h>
63#include <openssl/x509.h>
64
65/* PKCS#7 ASN1 module */
66
67/* This is the ANY DEFINED BY table for the top level PKCS#7 structure */
68
69ASN1_ADB_TEMPLATE(p7default) = ASN1_EXP_OPT(PKCS7, d.other, ASN1_ANY, 0);
70
71ASN1_ADB(PKCS7) = {
72 ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP_OPT(PKCS7, d.data, ASN1_OCTET_STRING_NDEF, 0)),
73 ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP_OPT(PKCS7, d.sign, PKCS7_SIGNED, 0)),
74 ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.enveloped, PKCS7_ENVELOPE, 0)),
75 ADB_ENTRY(NID_pkcs7_signedAndEnveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.signed_and_enveloped, PKCS7_SIGN_ENVELOPE, 0)),
76 ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP_OPT(PKCS7, d.digest, PKCS7_DIGEST, 0)),
77 ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP_OPT(PKCS7, d.encrypted, PKCS7_ENCRYPT, 0))
78} ASN1_ADB_END(PKCS7, 0, type, 0, &p7default_tt, NULL);
79
80ASN1_NDEF_SEQUENCE(PKCS7) = {
81 ASN1_SIMPLE(PKCS7, type, ASN1_OBJECT),
82 ASN1_ADB_OBJECT(PKCS7)
83}ASN1_NDEF_SEQUENCE_END(PKCS7)
84
85IMPLEMENT_ASN1_FUNCTIONS(PKCS7)
86IMPLEMENT_ASN1_NDEF_FUNCTION(PKCS7)
87IMPLEMENT_ASN1_DUP_FUNCTION(PKCS7)
88
89ASN1_NDEF_SEQUENCE(PKCS7_SIGNED) = {
90 ASN1_SIMPLE(PKCS7_SIGNED, version, ASN1_INTEGER),
91 ASN1_SET_OF(PKCS7_SIGNED, md_algs, X509_ALGOR),
92 ASN1_SIMPLE(PKCS7_SIGNED, contents, PKCS7),
93 ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNED, cert, X509, 0),
94 ASN1_IMP_SET_OF_OPT(PKCS7_SIGNED, crl, X509_CRL, 1),
95 ASN1_SET_OF(PKCS7_SIGNED, signer_info, PKCS7_SIGNER_INFO)
96} ASN1_NDEF_SEQUENCE_END(PKCS7_SIGNED)
97
98IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGNED)
99
100/* Minor tweak to operation: free up EVP_PKEY */
101static int si_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
102{
103 if(operation == ASN1_OP_FREE_POST) {
104 PKCS7_SIGNER_INFO *si = (PKCS7_SIGNER_INFO *)*pval;
105 EVP_PKEY_free(si->pkey);
106 }
107 return 1;
108}
109
110ASN1_SEQUENCE_cb(PKCS7_SIGNER_INFO, si_cb) = {
111 ASN1_SIMPLE(PKCS7_SIGNER_INFO, version, ASN1_INTEGER),
112 ASN1_SIMPLE(PKCS7_SIGNER_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL),
113 ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_alg, X509_ALGOR),
114 /* NB this should be a SET OF but we use a SEQUENCE OF so the
115 * original order * is retained when the structure is reencoded.
116 * Since the attributes are implicitly tagged this will not affect
117 * the encoding.
118 */
119 ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNER_INFO, auth_attr, X509_ATTRIBUTE, 0),
120 ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_enc_alg, X509_ALGOR),
121 ASN1_SIMPLE(PKCS7_SIGNER_INFO, enc_digest, ASN1_OCTET_STRING),
122 ASN1_IMP_SET_OF_OPT(PKCS7_SIGNER_INFO, unauth_attr, X509_ATTRIBUTE, 1)
123} ASN1_SEQUENCE_END_cb(PKCS7_SIGNER_INFO, PKCS7_SIGNER_INFO)
124
125IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGNER_INFO)
126
127ASN1_SEQUENCE(PKCS7_ISSUER_AND_SERIAL) = {
128 ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, issuer, X509_NAME),
129 ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, serial, ASN1_INTEGER)
130} ASN1_SEQUENCE_END(PKCS7_ISSUER_AND_SERIAL)
131
132IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ISSUER_AND_SERIAL)
133
134ASN1_NDEF_SEQUENCE(PKCS7_ENVELOPE) = {
135 ASN1_SIMPLE(PKCS7_ENVELOPE, version, ASN1_INTEGER),
136 ASN1_SET_OF(PKCS7_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO),
137 ASN1_SIMPLE(PKCS7_ENVELOPE, enc_data, PKCS7_ENC_CONTENT)
138} ASN1_NDEF_SEQUENCE_END(PKCS7_ENVELOPE)
139
140IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENVELOPE)
141
142/* Minor tweak to operation: free up X509 */
143static int ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
144{
145 if(operation == ASN1_OP_FREE_POST) {
146 PKCS7_RECIP_INFO *ri = (PKCS7_RECIP_INFO *)*pval;
147 X509_free(ri->cert);
148 }
149 return 1;
150}
151
152ASN1_SEQUENCE_cb(PKCS7_RECIP_INFO, ri_cb) = {
153 ASN1_SIMPLE(PKCS7_RECIP_INFO, version, ASN1_INTEGER),
154 ASN1_SIMPLE(PKCS7_RECIP_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL),
155 ASN1_SIMPLE(PKCS7_RECIP_INFO, key_enc_algor, X509_ALGOR),
156 ASN1_SIMPLE(PKCS7_RECIP_INFO, enc_key, ASN1_OCTET_STRING)
157} ASN1_SEQUENCE_END_cb(PKCS7_RECIP_INFO, PKCS7_RECIP_INFO)
158
159IMPLEMENT_ASN1_FUNCTIONS(PKCS7_RECIP_INFO)
160
161ASN1_NDEF_SEQUENCE(PKCS7_ENC_CONTENT) = {
162 ASN1_SIMPLE(PKCS7_ENC_CONTENT, content_type, ASN1_OBJECT),
163 ASN1_SIMPLE(PKCS7_ENC_CONTENT, algorithm, X509_ALGOR),
164 ASN1_IMP_OPT(PKCS7_ENC_CONTENT, enc_data, ASN1_OCTET_STRING, 0)
165} ASN1_NDEF_SEQUENCE_END(PKCS7_ENC_CONTENT)
166
167IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENC_CONTENT)
168
169ASN1_NDEF_SEQUENCE(PKCS7_SIGN_ENVELOPE) = {
170 ASN1_SIMPLE(PKCS7_SIGN_ENVELOPE, version, ASN1_INTEGER),
171 ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO),
172 ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, md_algs, X509_ALGOR),
173 ASN1_SIMPLE(PKCS7_SIGN_ENVELOPE, enc_data, PKCS7_ENC_CONTENT),
174 ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, cert, X509, 0),
175 ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, crl, X509_CRL, 1),
176 ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, signer_info, PKCS7_SIGNER_INFO)
177} ASN1_NDEF_SEQUENCE_END(PKCS7_SIGN_ENVELOPE)
178
179IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGN_ENVELOPE)
180
181ASN1_NDEF_SEQUENCE(PKCS7_ENCRYPT) = {
182 ASN1_SIMPLE(PKCS7_ENCRYPT, version, ASN1_INTEGER),
183 ASN1_SIMPLE(PKCS7_ENCRYPT, enc_data, PKCS7_ENC_CONTENT)
184} ASN1_NDEF_SEQUENCE_END(PKCS7_ENCRYPT)
185
186IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENCRYPT)
187
188ASN1_NDEF_SEQUENCE(PKCS7_DIGEST) = {
189 ASN1_SIMPLE(PKCS7_DIGEST, version, ASN1_INTEGER),
190 ASN1_SIMPLE(PKCS7_DIGEST, md, X509_ALGOR),
191 ASN1_SIMPLE(PKCS7_DIGEST, contents, PKCS7),
192 ASN1_SIMPLE(PKCS7_DIGEST, digest, ASN1_OCTET_STRING)
193} ASN1_NDEF_SEQUENCE_END(PKCS7_DIGEST)
194
195IMPLEMENT_ASN1_FUNCTIONS(PKCS7_DIGEST)
196
197/* Specials for authenticated attributes */
198
199/* When signing attributes we want to reorder them to match the sorted
200 * encoding.
201 */
202
203ASN1_ITEM_TEMPLATE(PKCS7_ATTR_SIGN) =
204 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, PKCS7_ATTRIBUTES, X509_ATTRIBUTE)
205ASN1_ITEM_TEMPLATE_END(PKCS7_ATTR_SIGN)
206
207/* When verifying attributes we need to use the received order. So
208 * we use SEQUENCE OF and tag it to SET OF
209 */
210
211ASN1_ITEM_TEMPLATE(PKCS7_ATTR_VERIFY) =
212 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
213 V_ASN1_SET, PKCS7_ATTRIBUTES, X509_ATTRIBUTE)
214ASN1_ITEM_TEMPLATE_END(PKCS7_ATTR_VERIFY)
diff --git a/src/lib/libcrypto/pkcs7/pk7_attr.c b/src/lib/libcrypto/pkcs7/pk7_attr.c
new file mode 100644
index 0000000000..735c8800e1
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pk7_attr.c
@@ -0,0 +1,141 @@
1/* pk7_attr.c */
2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3 * project 2001.
4 */
5/* ====================================================================
6 * Copyright (c) 2001-2004 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 <stdlib.h>
61#include <openssl/bio.h>
62#include <openssl/asn1.h>
63#include <openssl/pem.h>
64#include <openssl/pkcs7.h>
65#include <openssl/x509.h>
66#include <openssl/err.h>
67
68int PKCS7_add_attrib_smimecap(PKCS7_SIGNER_INFO *si, STACK_OF(X509_ALGOR) *cap)
69{
70 ASN1_STRING *seq;
71 unsigned char *p, *pp;
72 int len;
73 len=i2d_ASN1_SET_OF_X509_ALGOR(cap,NULL,i2d_X509_ALGOR,
74 V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL,
75 IS_SEQUENCE);
76 if(!(pp=(unsigned char *)OPENSSL_malloc(len))) {
77 PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP,ERR_R_MALLOC_FAILURE);
78 return 0;
79 }
80 p=pp;
81 i2d_ASN1_SET_OF_X509_ALGOR(cap,&p,i2d_X509_ALGOR, V_ASN1_SEQUENCE,
82 V_ASN1_UNIVERSAL, IS_SEQUENCE);
83 if(!(seq = ASN1_STRING_new())) {
84 PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP,ERR_R_MALLOC_FAILURE);
85 return 0;
86 }
87 if(!ASN1_STRING_set (seq, pp, len)) {
88 PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP,ERR_R_MALLOC_FAILURE);
89 return 0;
90 }
91 OPENSSL_free (pp);
92 return PKCS7_add_signed_attribute(si, NID_SMIMECapabilities,
93 V_ASN1_SEQUENCE, seq);
94}
95
96STACK_OF(X509_ALGOR) *PKCS7_get_smimecap(PKCS7_SIGNER_INFO *si)
97 {
98 ASN1_TYPE *cap;
99 const unsigned char *p;
100
101 cap = PKCS7_get_signed_attribute(si, NID_SMIMECapabilities);
102 if (!cap || (cap->type != V_ASN1_SEQUENCE))
103 return NULL;
104 p = cap->value.sequence->data;
105 return d2i_ASN1_SET_OF_X509_ALGOR(NULL, &p,
106 cap->value.sequence->length,
107 d2i_X509_ALGOR, X509_ALGOR_free,
108 V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL);
109 }
110
111/* Basic smime-capabilities OID and optional integer arg */
112int PKCS7_simple_smimecap(STACK_OF(X509_ALGOR) *sk, int nid, int arg)
113{
114 X509_ALGOR *alg;
115
116 if(!(alg = X509_ALGOR_new())) {
117 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
118 return 0;
119 }
120 ASN1_OBJECT_free(alg->algorithm);
121 alg->algorithm = OBJ_nid2obj (nid);
122 if (arg > 0) {
123 ASN1_INTEGER *nbit;
124 if(!(alg->parameter = ASN1_TYPE_new())) {
125 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
126 return 0;
127 }
128 if(!(nbit = ASN1_INTEGER_new())) {
129 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
130 return 0;
131 }
132 if(!ASN1_INTEGER_set (nbit, arg)) {
133 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
134 return 0;
135 }
136 alg->parameter->value.integer = nbit;
137 alg->parameter->type = V_ASN1_INTEGER;
138 }
139 sk_X509_ALGOR_push (sk, alg);
140 return 1;
141}
diff --git a/src/lib/libcrypto/pkcs7/pk7_doit.c b/src/lib/libcrypto/pkcs7/pk7_doit.c
new file mode 100644
index 0000000000..a03d7ebedf
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pk7_doit.c
@@ -0,0 +1,1147 @@
1/* crypto/pkcs7/pk7_doit.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/rand.h>
62#include <openssl/objects.h>
63#include <openssl/x509.h>
64#include <openssl/x509v3.h>
65#include <openssl/err.h>
66
67static int add_attribute(STACK_OF(X509_ATTRIBUTE) **sk, int nid, int atrtype,
68 void *value);
69static ASN1_TYPE *get_attribute(STACK_OF(X509_ATTRIBUTE) *sk, int nid);
70
71static int PKCS7_type_is_other(PKCS7* p7)
72 {
73 int isOther=1;
74
75 int nid=OBJ_obj2nid(p7->type);
76
77 switch( nid )
78 {
79 case NID_pkcs7_data:
80 case NID_pkcs7_signed:
81 case NID_pkcs7_enveloped:
82 case NID_pkcs7_signedAndEnveloped:
83 case NID_pkcs7_digest:
84 case NID_pkcs7_encrypted:
85 isOther=0;
86 break;
87 default:
88 isOther=1;
89 }
90
91 return isOther;
92
93 }
94
95static ASN1_OCTET_STRING *PKCS7_get_octet_string(PKCS7 *p7)
96 {
97 if ( PKCS7_type_is_data(p7))
98 return p7->d.data;
99 if ( PKCS7_type_is_other(p7) && p7->d.other
100 && (p7->d.other->type == V_ASN1_OCTET_STRING))
101 return p7->d.other->value.octet_string;
102 return NULL;
103 }
104
105static int PKCS7_bio_add_digest(BIO **pbio, X509_ALGOR *alg)
106 {
107 BIO *btmp;
108 const EVP_MD *md;
109 if ((btmp=BIO_new(BIO_f_md())) == NULL)
110 {
111 PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST,ERR_R_BIO_LIB);
112 goto err;
113 }
114
115 md=EVP_get_digestbyobj(alg->algorithm);
116 if (md == NULL)
117 {
118 PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST,PKCS7_R_UNKNOWN_DIGEST_TYPE);
119 goto err;
120 }
121
122 BIO_set_md(btmp,md);
123 if (*pbio == NULL)
124 *pbio=btmp;
125 else if (!BIO_push(*pbio,btmp))
126 {
127 PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST,ERR_R_BIO_LIB);
128 goto err;
129 }
130 btmp=NULL;
131
132 return 1;
133
134 err:
135 if (btmp)
136 BIO_free(btmp);
137 return 0;
138
139 }
140
141BIO *PKCS7_dataInit(PKCS7 *p7, BIO *bio)
142 {
143 int i;
144 BIO *out=NULL,*btmp=NULL;
145 X509_ALGOR *xa = NULL;
146 const EVP_CIPHER *evp_cipher=NULL;
147 STACK_OF(X509_ALGOR) *md_sk=NULL;
148 STACK_OF(PKCS7_RECIP_INFO) *rsk=NULL;
149 X509_ALGOR *xalg=NULL;
150 PKCS7_RECIP_INFO *ri=NULL;
151 EVP_PKEY *pkey;
152 ASN1_OCTET_STRING *os=NULL;
153
154 i=OBJ_obj2nid(p7->type);
155 p7->state=PKCS7_S_HEADER;
156
157 switch (i)
158 {
159 case NID_pkcs7_signed:
160 md_sk=p7->d.sign->md_algs;
161 os = PKCS7_get_octet_string(p7->d.sign->contents);
162 break;
163 case NID_pkcs7_signedAndEnveloped:
164 rsk=p7->d.signed_and_enveloped->recipientinfo;
165 md_sk=p7->d.signed_and_enveloped->md_algs;
166 xalg=p7->d.signed_and_enveloped->enc_data->algorithm;
167 evp_cipher=p7->d.signed_and_enveloped->enc_data->cipher;
168 if (evp_cipher == NULL)
169 {
170 PKCS7err(PKCS7_F_PKCS7_DATAINIT,
171 PKCS7_R_CIPHER_NOT_INITIALIZED);
172 goto err;
173 }
174 break;
175 case NID_pkcs7_enveloped:
176 rsk=p7->d.enveloped->recipientinfo;
177 xalg=p7->d.enveloped->enc_data->algorithm;
178 evp_cipher=p7->d.enveloped->enc_data->cipher;
179 if (evp_cipher == NULL)
180 {
181 PKCS7err(PKCS7_F_PKCS7_DATAINIT,
182 PKCS7_R_CIPHER_NOT_INITIALIZED);
183 goto err;
184 }
185 break;
186 case NID_pkcs7_digest:
187 xa = p7->d.digest->md;
188 os = PKCS7_get_octet_string(p7->d.digest->contents);
189 break;
190 default:
191 PKCS7err(PKCS7_F_PKCS7_DATAINIT,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
192 goto err;
193 }
194
195 for (i=0; i<sk_X509_ALGOR_num(md_sk); i++)
196 if (!PKCS7_bio_add_digest(&out, sk_X509_ALGOR_value(md_sk, i)))
197 goto err;
198
199 if (xa && !PKCS7_bio_add_digest(&out, xa))
200 goto err;
201
202 if (evp_cipher != NULL)
203 {
204 unsigned char key[EVP_MAX_KEY_LENGTH];
205 unsigned char iv[EVP_MAX_IV_LENGTH];
206 int keylen,ivlen;
207 int jj,max;
208 unsigned char *tmp;
209 EVP_CIPHER_CTX *ctx;
210
211 if ((btmp=BIO_new(BIO_f_cipher())) == NULL)
212 {
213 PKCS7err(PKCS7_F_PKCS7_DATAINIT,ERR_R_BIO_LIB);
214 goto err;
215 }
216 BIO_get_cipher_ctx(btmp, &ctx);
217 keylen=EVP_CIPHER_key_length(evp_cipher);
218 ivlen=EVP_CIPHER_iv_length(evp_cipher);
219 xalg->algorithm = OBJ_nid2obj(EVP_CIPHER_type(evp_cipher));
220 if (ivlen > 0)
221 if (RAND_pseudo_bytes(iv,ivlen) <= 0)
222 goto err;
223 if (EVP_CipherInit_ex(ctx, evp_cipher, NULL, NULL, NULL, 1)<=0)
224 goto err;
225 if (EVP_CIPHER_CTX_rand_key(ctx, key) <= 0)
226 goto err;
227 if (EVP_CipherInit_ex(ctx, NULL, NULL, key, iv, 1) <= 0)
228 goto err;
229
230 if (ivlen > 0) {
231 if (xalg->parameter == NULL) {
232 xalg->parameter = ASN1_TYPE_new();
233 if (xalg->parameter == NULL)
234 goto err;
235 }
236 if(EVP_CIPHER_param_to_asn1(ctx, xalg->parameter) < 0)
237 goto err;
238 }
239
240 /* Lets do the pub key stuff :-) */
241 max=0;
242 for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++)
243 {
244 ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
245 if (ri->cert == NULL)
246 {
247 PKCS7err(PKCS7_F_PKCS7_DATAINIT,PKCS7_R_MISSING_CERIPEND_INFO);
248 goto err;
249 }
250 if ((pkey=X509_get_pubkey(ri->cert)) == NULL)
251 goto err;
252 jj=EVP_PKEY_size(pkey);
253 EVP_PKEY_free(pkey);
254 if (max < jj) max=jj;
255 }
256 if ((tmp=(unsigned char *)OPENSSL_malloc(max)) == NULL)
257 {
258 PKCS7err(PKCS7_F_PKCS7_DATAINIT,ERR_R_MALLOC_FAILURE);
259 goto err;
260 }
261 for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++)
262 {
263 ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
264 if ((pkey=X509_get_pubkey(ri->cert)) == NULL)
265 goto err;
266 jj=EVP_PKEY_encrypt(tmp,key,keylen,pkey);
267 EVP_PKEY_free(pkey);
268 if (jj <= 0)
269 {
270 PKCS7err(PKCS7_F_PKCS7_DATAINIT,ERR_R_EVP_LIB);
271 OPENSSL_free(tmp);
272 goto err;
273 }
274 if (!M_ASN1_OCTET_STRING_set(ri->enc_key,tmp,jj))
275 {
276 PKCS7err(PKCS7_F_PKCS7_DATAINIT,
277 ERR_R_MALLOC_FAILURE);
278 OPENSSL_free(tmp);
279 goto err;
280 }
281 }
282 OPENSSL_free(tmp);
283 OPENSSL_cleanse(key, keylen);
284
285 if (out == NULL)
286 out=btmp;
287 else
288 BIO_push(out,btmp);
289 btmp=NULL;
290 }
291
292 if (bio == NULL)
293 {
294 if (PKCS7_is_detached(p7))
295 bio=BIO_new(BIO_s_null());
296 else if (os && os->length > 0)
297 bio = BIO_new_mem_buf(os->data, os->length);
298 if(bio == NULL)
299 {
300 bio=BIO_new(BIO_s_mem());
301 if (bio == NULL)
302 goto err;
303 BIO_set_mem_eof_return(bio,0);
304 }
305 }
306 BIO_push(out,bio);
307 bio=NULL;
308 if (0)
309 {
310err:
311 if (out != NULL)
312 BIO_free_all(out);
313 if (btmp != NULL)
314 BIO_free_all(btmp);
315 out=NULL;
316 }
317 return(out);
318 }
319
320static int pkcs7_cmp_ri(PKCS7_RECIP_INFO *ri, X509 *pcert)
321 {
322 int ret;
323 ret = X509_NAME_cmp(ri->issuer_and_serial->issuer,
324 pcert->cert_info->issuer);
325 if (ret)
326 return ret;
327 return M_ASN1_INTEGER_cmp(pcert->cert_info->serialNumber,
328 ri->issuer_and_serial->serial);
329 }
330
331/* int */
332BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert)
333 {
334 int i,j;
335 BIO *out=NULL,*btmp=NULL,*etmp=NULL,*bio=NULL;
336 unsigned char *tmp=NULL;
337 X509_ALGOR *xa;
338 ASN1_OCTET_STRING *data_body=NULL;
339 const EVP_MD *evp_md;
340 const EVP_CIPHER *evp_cipher=NULL;
341 EVP_CIPHER_CTX *evp_ctx=NULL;
342 X509_ALGOR *enc_alg=NULL;
343 STACK_OF(X509_ALGOR) *md_sk=NULL;
344 STACK_OF(PKCS7_RECIP_INFO) *rsk=NULL;
345 X509_ALGOR *xalg=NULL;
346 PKCS7_RECIP_INFO *ri=NULL;
347
348 i=OBJ_obj2nid(p7->type);
349 p7->state=PKCS7_S_HEADER;
350
351 switch (i)
352 {
353 case NID_pkcs7_signed:
354 data_body=PKCS7_get_octet_string(p7->d.sign->contents);
355 md_sk=p7->d.sign->md_algs;
356 break;
357 case NID_pkcs7_signedAndEnveloped:
358 rsk=p7->d.signed_and_enveloped->recipientinfo;
359 md_sk=p7->d.signed_and_enveloped->md_algs;
360 data_body=p7->d.signed_and_enveloped->enc_data->enc_data;
361 enc_alg=p7->d.signed_and_enveloped->enc_data->algorithm;
362 evp_cipher=EVP_get_cipherbyobj(enc_alg->algorithm);
363 if (evp_cipher == NULL)
364 {
365 PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
366 goto err;
367 }
368 xalg=p7->d.signed_and_enveloped->enc_data->algorithm;
369 break;
370 case NID_pkcs7_enveloped:
371 rsk=p7->d.enveloped->recipientinfo;
372 enc_alg=p7->d.enveloped->enc_data->algorithm;
373 data_body=p7->d.enveloped->enc_data->enc_data;
374 evp_cipher=EVP_get_cipherbyobj(enc_alg->algorithm);
375 if (evp_cipher == NULL)
376 {
377 PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
378 goto err;
379 }
380 xalg=p7->d.enveloped->enc_data->algorithm;
381 break;
382 default:
383 PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
384 goto err;
385 }
386
387 /* We will be checking the signature */
388 if (md_sk != NULL)
389 {
390 for (i=0; i<sk_X509_ALGOR_num(md_sk); i++)
391 {
392 xa=sk_X509_ALGOR_value(md_sk,i);
393 if ((btmp=BIO_new(BIO_f_md())) == NULL)
394 {
395 PKCS7err(PKCS7_F_PKCS7_DATADECODE,ERR_R_BIO_LIB);
396 goto err;
397 }
398
399 j=OBJ_obj2nid(xa->algorithm);
400 evp_md=EVP_get_digestbynid(j);
401 if (evp_md == NULL)
402 {
403 PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNKNOWN_DIGEST_TYPE);
404 goto err;
405 }
406
407 BIO_set_md(btmp,evp_md);
408 if (out == NULL)
409 out=btmp;
410 else
411 BIO_push(out,btmp);
412 btmp=NULL;
413 }
414 }
415
416 if (evp_cipher != NULL)
417 {
418#if 0
419 unsigned char key[EVP_MAX_KEY_LENGTH];
420 unsigned char iv[EVP_MAX_IV_LENGTH];
421 unsigned char *p;
422 int keylen,ivlen;
423 int max;
424 X509_OBJECT ret;
425#endif
426 int jj;
427
428 if ((etmp=BIO_new(BIO_f_cipher())) == NULL)
429 {
430 PKCS7err(PKCS7_F_PKCS7_DATADECODE,ERR_R_BIO_LIB);
431 goto err;
432 }
433
434 /* It was encrypted, we need to decrypt the secret key
435 * with the private key */
436
437 /* Find the recipientInfo which matches the passed certificate
438 * (if any)
439 */
440
441 if (pcert) {
442 for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++) {
443 ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
444 if (!pkcs7_cmp_ri(ri, pcert))
445 break;
446 ri=NULL;
447 }
448 if (ri == NULL) {
449 PKCS7err(PKCS7_F_PKCS7_DATADECODE,
450 PKCS7_R_NO_RECIPIENT_MATCHES_CERTIFICATE);
451 goto err;
452 }
453 }
454
455 jj=EVP_PKEY_size(pkey);
456 tmp=(unsigned char *)OPENSSL_malloc(jj+10);
457 if (tmp == NULL)
458 {
459 PKCS7err(PKCS7_F_PKCS7_DATADECODE,ERR_R_MALLOC_FAILURE);
460 goto err;
461 }
462
463 /* If we haven't got a certificate try each ri in turn */
464
465 if (pcert == NULL)
466 {
467 for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++)
468 {
469 ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
470 jj=EVP_PKEY_decrypt(tmp,
471 M_ASN1_STRING_data(ri->enc_key),
472 M_ASN1_STRING_length(ri->enc_key),
473 pkey);
474 if (jj > 0)
475 break;
476 ERR_clear_error();
477 ri = NULL;
478 }
479 if (ri == NULL)
480 {
481 PKCS7err(PKCS7_F_PKCS7_DATADECODE,
482 PKCS7_R_NO_RECIPIENT_MATCHES_KEY);
483 goto err;
484 }
485 }
486 else
487 {
488 jj=EVP_PKEY_decrypt(tmp,
489 M_ASN1_STRING_data(ri->enc_key),
490 M_ASN1_STRING_length(ri->enc_key), pkey);
491 if (jj <= 0)
492 {
493 PKCS7err(PKCS7_F_PKCS7_DATADECODE,
494 ERR_R_EVP_LIB);
495 goto err;
496 }
497 }
498
499 evp_ctx=NULL;
500 BIO_get_cipher_ctx(etmp,&evp_ctx);
501 if (EVP_CipherInit_ex(evp_ctx,evp_cipher,NULL,NULL,NULL,0) <= 0)
502 goto err;
503 if (EVP_CIPHER_asn1_to_param(evp_ctx,enc_alg->parameter) < 0)
504 goto err;
505
506 if (jj != EVP_CIPHER_CTX_key_length(evp_ctx)) {
507 /* Some S/MIME clients don't use the same key
508 * and effective key length. The key length is
509 * determined by the size of the decrypted RSA key.
510 */
511 if(!EVP_CIPHER_CTX_set_key_length(evp_ctx, jj))
512 {
513 PKCS7err(PKCS7_F_PKCS7_DATADECODE,
514 PKCS7_R_DECRYPTED_KEY_IS_WRONG_LENGTH);
515 goto err;
516 }
517 }
518 if (EVP_CipherInit_ex(evp_ctx,NULL,NULL,tmp,NULL,0) <= 0)
519 goto err;
520
521 OPENSSL_cleanse(tmp,jj);
522
523 if (out == NULL)
524 out=etmp;
525 else
526 BIO_push(out,etmp);
527 etmp=NULL;
528 }
529
530#if 1
531 if (PKCS7_is_detached(p7) || (in_bio != NULL))
532 {
533 bio=in_bio;
534 }
535 else
536 {
537#if 0
538 bio=BIO_new(BIO_s_mem());
539 /* We need to set this so that when we have read all
540 * the data, the encrypt BIO, if present, will read
541 * EOF and encode the last few bytes */
542 BIO_set_mem_eof_return(bio,0);
543
544 if (data_body->length > 0)
545 BIO_write(bio,(char *)data_body->data,data_body->length);
546#else
547 if (data_body->length > 0)
548 bio = BIO_new_mem_buf(data_body->data,data_body->length);
549 else {
550 bio=BIO_new(BIO_s_mem());
551 BIO_set_mem_eof_return(bio,0);
552 }
553 if (bio == NULL)
554 goto err;
555#endif
556 }
557 BIO_push(out,bio);
558 bio=NULL;
559#endif
560 if (0)
561 {
562err:
563 if (out != NULL) BIO_free_all(out);
564 if (btmp != NULL) BIO_free_all(btmp);
565 if (etmp != NULL) BIO_free_all(etmp);
566 if (bio != NULL) BIO_free_all(bio);
567 out=NULL;
568 }
569 if (tmp != NULL)
570 OPENSSL_free(tmp);
571 return(out);
572 }
573
574static BIO *PKCS7_find_digest(EVP_MD_CTX **pmd, BIO *bio, int nid)
575 {
576 for (;;)
577 {
578 bio=BIO_find_type(bio,BIO_TYPE_MD);
579 if (bio == NULL)
580 {
581 PKCS7err(PKCS7_F_PKCS7_FIND_DIGEST,PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
582 return NULL;
583 }
584 BIO_get_md_ctx(bio,pmd);
585 if (*pmd == NULL)
586 {
587 PKCS7err(PKCS7_F_PKCS7_FIND_DIGEST,ERR_R_INTERNAL_ERROR);
588 return NULL;
589 }
590 if (EVP_MD_CTX_type(*pmd) == nid)
591 return bio;
592 bio=BIO_next(bio);
593 }
594 return NULL;
595 }
596
597int PKCS7_dataFinal(PKCS7 *p7, BIO *bio)
598 {
599 int ret=0;
600 int i,j;
601 BIO *btmp;
602 BUF_MEM *buf_mem=NULL;
603 BUF_MEM *buf=NULL;
604 PKCS7_SIGNER_INFO *si;
605 EVP_MD_CTX *mdc,ctx_tmp;
606 STACK_OF(X509_ATTRIBUTE) *sk;
607 STACK_OF(PKCS7_SIGNER_INFO) *si_sk=NULL;
608 ASN1_OCTET_STRING *os=NULL;
609
610 EVP_MD_CTX_init(&ctx_tmp);
611 i=OBJ_obj2nid(p7->type);
612 p7->state=PKCS7_S_HEADER;
613
614 switch (i)
615 {
616 case NID_pkcs7_signedAndEnveloped:
617 /* XXXXXXXXXXXXXXXX */
618 si_sk=p7->d.signed_and_enveloped->signer_info;
619 if (!(os=M_ASN1_OCTET_STRING_new()))
620 {
621 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_MALLOC_FAILURE);
622 goto err;
623 }
624 p7->d.signed_and_enveloped->enc_data->enc_data=os;
625 break;
626 case NID_pkcs7_enveloped:
627 /* XXXXXXXXXXXXXXXX */
628 if (!(os=M_ASN1_OCTET_STRING_new()))
629 {
630 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_MALLOC_FAILURE);
631 goto err;
632 }
633 p7->d.enveloped->enc_data->enc_data=os;
634 break;
635 case NID_pkcs7_signed:
636 si_sk=p7->d.sign->signer_info;
637 os=PKCS7_get_octet_string(p7->d.sign->contents);
638 /* If detached data then the content is excluded */
639 if(PKCS7_type_is_data(p7->d.sign->contents) && p7->detached) {
640 M_ASN1_OCTET_STRING_free(os);
641 p7->d.sign->contents->d.data = NULL;
642 }
643 break;
644
645 case NID_pkcs7_digest:
646 os=PKCS7_get_octet_string(p7->d.digest->contents);
647 /* If detached data then the content is excluded */
648 if(PKCS7_type_is_data(p7->d.digest->contents) && p7->detached)
649 {
650 M_ASN1_OCTET_STRING_free(os);
651 p7->d.digest->contents->d.data = NULL;
652 }
653 break;
654
655 }
656
657 if (si_sk != NULL)
658 {
659 if ((buf=BUF_MEM_new()) == NULL)
660 {
661 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_BIO_LIB);
662 goto err;
663 }
664 for (i=0; i<sk_PKCS7_SIGNER_INFO_num(si_sk); i++)
665 {
666 si=sk_PKCS7_SIGNER_INFO_value(si_sk,i);
667 if (si->pkey == NULL) continue;
668
669 j=OBJ_obj2nid(si->digest_alg->algorithm);
670
671 btmp=bio;
672
673 btmp = PKCS7_find_digest(&mdc, btmp, j);
674
675 if (btmp == NULL)
676 goto err;
677
678 /* We now have the EVP_MD_CTX, lets do the
679 * signing. */
680 EVP_MD_CTX_copy_ex(&ctx_tmp,mdc);
681 if (!BUF_MEM_grow_clean(buf,EVP_PKEY_size(si->pkey)))
682 {
683 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_BIO_LIB);
684 goto err;
685 }
686
687 sk=si->auth_attr;
688
689 /* If there are attributes, we add the digest
690 * attribute and only sign the attributes */
691 if ((sk != NULL) && (sk_X509_ATTRIBUTE_num(sk) != 0))
692 {
693 unsigned char md_data[EVP_MAX_MD_SIZE], *abuf=NULL;
694 unsigned int md_len, alen;
695 ASN1_OCTET_STRING *digest;
696 ASN1_UTCTIME *sign_time;
697 const EVP_MD *md_tmp;
698
699 /* Add signing time if not already present */
700 if (!PKCS7_get_signed_attribute(si,
701 NID_pkcs9_signingTime))
702 {
703 if (!(sign_time=X509_gmtime_adj(NULL,0)))
704 {
705 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,
706 ERR_R_MALLOC_FAILURE);
707 goto err;
708 }
709 if (!PKCS7_add_signed_attribute(si,
710 NID_pkcs9_signingTime,
711 V_ASN1_UTCTIME,sign_time))
712 {
713 M_ASN1_UTCTIME_free(sign_time);
714 goto err;
715 }
716 }
717
718 /* Add digest */
719 md_tmp=EVP_MD_CTX_md(&ctx_tmp);
720 EVP_DigestFinal_ex(&ctx_tmp,md_data,&md_len);
721 if (!(digest=M_ASN1_OCTET_STRING_new()))
722 {
723 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,
724 ERR_R_MALLOC_FAILURE);
725 goto err;
726 }
727 if (!M_ASN1_OCTET_STRING_set(digest,md_data,
728 md_len))
729 {
730 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,
731 ERR_R_MALLOC_FAILURE);
732 M_ASN1_OCTET_STRING_free(digest);
733 goto err;
734 }
735 if (!PKCS7_add_signed_attribute(si,
736 NID_pkcs9_messageDigest,
737 V_ASN1_OCTET_STRING,digest))
738 {
739 M_ASN1_OCTET_STRING_free(digest);
740 goto err;
741 }
742
743 /* Now sign the attributes */
744 EVP_SignInit_ex(&ctx_tmp,md_tmp,NULL);
745 alen = ASN1_item_i2d((ASN1_VALUE *)sk,&abuf,
746 ASN1_ITEM_rptr(PKCS7_ATTR_SIGN));
747 if(!abuf) goto err;
748 EVP_SignUpdate(&ctx_tmp,abuf,alen);
749 OPENSSL_free(abuf);
750 }
751
752#ifndef OPENSSL_NO_DSA
753 if (si->pkey->type == EVP_PKEY_DSA)
754 ctx_tmp.digest=EVP_dss1();
755#endif
756#ifndef OPENSSL_NO_ECDSA
757 if (si->pkey->type == EVP_PKEY_EC)
758 ctx_tmp.digest=EVP_ecdsa();
759#endif
760
761 if (!EVP_SignFinal(&ctx_tmp,(unsigned char *)buf->data,
762 (unsigned int *)&buf->length,si->pkey))
763 {
764 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_EVP_LIB);
765 goto err;
766 }
767 if (!ASN1_STRING_set(si->enc_digest,
768 (unsigned char *)buf->data,buf->length))
769 {
770 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_ASN1_LIB);
771 goto err;
772 }
773 }
774 }
775 else if (i == NID_pkcs7_digest)
776 {
777 unsigned char md_data[EVP_MAX_MD_SIZE];
778 unsigned int md_len;
779 if (!PKCS7_find_digest(&mdc, bio,
780 OBJ_obj2nid(p7->d.digest->md->algorithm)))
781 goto err;
782 EVP_DigestFinal_ex(mdc,md_data,&md_len);
783 M_ASN1_OCTET_STRING_set(p7->d.digest->digest, md_data, md_len);
784 }
785
786 if (!PKCS7_is_detached(p7))
787 {
788 btmp=BIO_find_type(bio,BIO_TYPE_MEM);
789 if (btmp == NULL)
790 {
791 PKCS7err(PKCS7_F_PKCS7_DATAFINAL,PKCS7_R_UNABLE_TO_FIND_MEM_BIO);
792 goto err;
793 }
794 BIO_get_mem_ptr(btmp,&buf_mem);
795 /* Mark the BIO read only then we can use its copy of the data
796 * instead of making an extra copy.
797 */
798 BIO_set_flags(btmp, BIO_FLAGS_MEM_RDONLY);
799 BIO_set_mem_eof_return(btmp, 0);
800 os->data = (unsigned char *)buf_mem->data;
801 os->length = buf_mem->length;
802#if 0
803 M_ASN1_OCTET_STRING_set(os,
804 (unsigned char *)buf_mem->data,buf_mem->length);
805#endif
806 }
807 ret=1;
808err:
809 EVP_MD_CTX_cleanup(&ctx_tmp);
810 if (buf != NULL) BUF_MEM_free(buf);
811 return(ret);
812 }
813
814int PKCS7_dataVerify(X509_STORE *cert_store, X509_STORE_CTX *ctx, BIO *bio,
815 PKCS7 *p7, PKCS7_SIGNER_INFO *si)
816 {
817 PKCS7_ISSUER_AND_SERIAL *ias;
818 int ret=0,i;
819 STACK_OF(X509) *cert;
820 X509 *x509;
821
822 if (PKCS7_type_is_signed(p7))
823 {
824 cert=p7->d.sign->cert;
825 }
826 else if (PKCS7_type_is_signedAndEnveloped(p7))
827 {
828 cert=p7->d.signed_and_enveloped->cert;
829 }
830 else
831 {
832 PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,PKCS7_R_WRONG_PKCS7_TYPE);
833 goto err;
834 }
835 /* XXXXXXXXXXXXXXXXXXXXXXX */
836 ias=si->issuer_and_serial;
837
838 x509=X509_find_by_issuer_and_serial(cert,ias->issuer,ias->serial);
839
840 /* were we able to find the cert in passed to us */
841 if (x509 == NULL)
842 {
843 PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,PKCS7_R_UNABLE_TO_FIND_CERTIFICATE);
844 goto err;
845 }
846
847 /* Lets verify */
848 if(!X509_STORE_CTX_init(ctx,cert_store,x509,cert))
849 {
850 PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,ERR_R_X509_LIB);
851 goto err;
852 }
853 X509_STORE_CTX_set_purpose(ctx, X509_PURPOSE_SMIME_SIGN);
854 i=X509_verify_cert(ctx);
855 if (i <= 0)
856 {
857 PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,ERR_R_X509_LIB);
858 X509_STORE_CTX_cleanup(ctx);
859 goto err;
860 }
861 X509_STORE_CTX_cleanup(ctx);
862
863 return PKCS7_signatureVerify(bio, p7, si, x509);
864 err:
865 return ret;
866 }
867
868int PKCS7_signatureVerify(BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si,
869 X509 *x509)
870 {
871 ASN1_OCTET_STRING *os;
872 EVP_MD_CTX mdc_tmp,*mdc;
873 int ret=0,i;
874 int md_type;
875 STACK_OF(X509_ATTRIBUTE) *sk;
876 BIO *btmp;
877 EVP_PKEY *pkey;
878
879 EVP_MD_CTX_init(&mdc_tmp);
880
881 if (!PKCS7_type_is_signed(p7) &&
882 !PKCS7_type_is_signedAndEnveloped(p7)) {
883 PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
884 PKCS7_R_WRONG_PKCS7_TYPE);
885 goto err;
886 }
887
888 md_type=OBJ_obj2nid(si->digest_alg->algorithm);
889
890 btmp=bio;
891 for (;;)
892 {
893 if ((btmp == NULL) ||
894 ((btmp=BIO_find_type(btmp,BIO_TYPE_MD)) == NULL))
895 {
896 PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
897 PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
898 goto err;
899 }
900 BIO_get_md_ctx(btmp,&mdc);
901 if (mdc == NULL)
902 {
903 PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
904 ERR_R_INTERNAL_ERROR);
905 goto err;
906 }
907 if (EVP_MD_CTX_type(mdc) == md_type)
908 break;
909 /* Workaround for some broken clients that put the signature
910 * OID instead of the digest OID in digest_alg->algorithm
911 */
912 if (EVP_MD_pkey_type(EVP_MD_CTX_md(mdc)) == md_type)
913 break;
914 btmp=BIO_next(btmp);
915 }
916
917 /* mdc is the digest ctx that we want, unless there are attributes,
918 * in which case the digest is the signed attributes */
919 EVP_MD_CTX_copy_ex(&mdc_tmp,mdc);
920
921 sk=si->auth_attr;
922 if ((sk != NULL) && (sk_X509_ATTRIBUTE_num(sk) != 0))
923 {
924 unsigned char md_dat[EVP_MAX_MD_SIZE], *abuf = NULL;
925 unsigned int md_len, alen;
926 ASN1_OCTET_STRING *message_digest;
927
928 EVP_DigestFinal_ex(&mdc_tmp,md_dat,&md_len);
929 message_digest=PKCS7_digest_from_attributes(sk);
930 if (!message_digest)
931 {
932 PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
933 PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
934 goto err;
935 }
936 if ((message_digest->length != (int)md_len) ||
937 (memcmp(message_digest->data,md_dat,md_len)))
938 {
939#if 0
940{
941int ii;
942for (ii=0; ii<message_digest->length; ii++)
943 printf("%02X",message_digest->data[ii]); printf(" sent\n");
944for (ii=0; ii<md_len; ii++) printf("%02X",md_dat[ii]); printf(" calc\n");
945}
946#endif
947 PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
948 PKCS7_R_DIGEST_FAILURE);
949 ret= -1;
950 goto err;
951 }
952
953 EVP_VerifyInit_ex(&mdc_tmp,EVP_get_digestbynid(md_type), NULL);
954
955 alen = ASN1_item_i2d((ASN1_VALUE *)sk, &abuf,
956 ASN1_ITEM_rptr(PKCS7_ATTR_VERIFY));
957 EVP_VerifyUpdate(&mdc_tmp, abuf, alen);
958
959 OPENSSL_free(abuf);
960 }
961
962 os=si->enc_digest;
963 pkey = X509_get_pubkey(x509);
964 if (!pkey)
965 {
966 ret = -1;
967 goto err;
968 }
969#ifndef OPENSSL_NO_DSA
970 if(pkey->type == EVP_PKEY_DSA) mdc_tmp.digest=EVP_dss1();
971#endif
972#ifndef OPENSSL_NO_ECDSA
973 if (pkey->type == EVP_PKEY_EC) mdc_tmp.digest=EVP_ecdsa();
974#endif
975
976 i=EVP_VerifyFinal(&mdc_tmp,os->data,os->length, pkey);
977 EVP_PKEY_free(pkey);
978 if (i <= 0)
979 {
980 PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
981 PKCS7_R_SIGNATURE_FAILURE);
982 ret= -1;
983 goto err;
984 }
985 else
986 ret=1;
987err:
988 EVP_MD_CTX_cleanup(&mdc_tmp);
989 return(ret);
990 }
991
992PKCS7_ISSUER_AND_SERIAL *PKCS7_get_issuer_and_serial(PKCS7 *p7, int idx)
993 {
994 STACK_OF(PKCS7_RECIP_INFO) *rsk;
995 PKCS7_RECIP_INFO *ri;
996 int i;
997
998 i=OBJ_obj2nid(p7->type);
999 if (i != NID_pkcs7_signedAndEnveloped)
1000 return NULL;
1001 if (p7->d.signed_and_enveloped == NULL)
1002 return NULL;
1003 rsk=p7->d.signed_and_enveloped->recipientinfo;
1004 if (rsk == NULL)
1005 return NULL;
1006 ri=sk_PKCS7_RECIP_INFO_value(rsk,0);
1007 if (sk_PKCS7_RECIP_INFO_num(rsk) <= idx) return(NULL);
1008 ri=sk_PKCS7_RECIP_INFO_value(rsk,idx);
1009 return(ri->issuer_and_serial);
1010 }
1011
1012ASN1_TYPE *PKCS7_get_signed_attribute(PKCS7_SIGNER_INFO *si, int nid)
1013 {
1014 return(get_attribute(si->auth_attr,nid));
1015 }
1016
1017ASN1_TYPE *PKCS7_get_attribute(PKCS7_SIGNER_INFO *si, int nid)
1018 {
1019 return(get_attribute(si->unauth_attr,nid));
1020 }
1021
1022static ASN1_TYPE *get_attribute(STACK_OF(X509_ATTRIBUTE) *sk, int nid)
1023 {
1024 int i;
1025 X509_ATTRIBUTE *xa;
1026 ASN1_OBJECT *o;
1027
1028 o=OBJ_nid2obj(nid);
1029 if (!o || !sk) return(NULL);
1030 for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++)
1031 {
1032 xa=sk_X509_ATTRIBUTE_value(sk,i);
1033 if (OBJ_cmp(xa->object,o) == 0)
1034 {
1035 if (!xa->single && sk_ASN1_TYPE_num(xa->value.set))
1036 return(sk_ASN1_TYPE_value(xa->value.set,0));
1037 else
1038 return(NULL);
1039 }
1040 }
1041 return(NULL);
1042 }
1043
1044ASN1_OCTET_STRING *PKCS7_digest_from_attributes(STACK_OF(X509_ATTRIBUTE) *sk)
1045{
1046 ASN1_TYPE *astype;
1047 if(!(astype = get_attribute(sk, NID_pkcs9_messageDigest))) return NULL;
1048 return astype->value.octet_string;
1049}
1050
1051int PKCS7_set_signed_attributes(PKCS7_SIGNER_INFO *p7si,
1052 STACK_OF(X509_ATTRIBUTE) *sk)
1053 {
1054 int i;
1055
1056 if (p7si->auth_attr != NULL)
1057 sk_X509_ATTRIBUTE_pop_free(p7si->auth_attr,X509_ATTRIBUTE_free);
1058 p7si->auth_attr=sk_X509_ATTRIBUTE_dup(sk);
1059 if (p7si->auth_attr == NULL)
1060 return 0;
1061 for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++)
1062 {
1063 if ((sk_X509_ATTRIBUTE_set(p7si->auth_attr,i,
1064 X509_ATTRIBUTE_dup(sk_X509_ATTRIBUTE_value(sk,i))))
1065 == NULL)
1066 return(0);
1067 }
1068 return(1);
1069 }
1070
1071int PKCS7_set_attributes(PKCS7_SIGNER_INFO *p7si, STACK_OF(X509_ATTRIBUTE) *sk)
1072 {
1073 int i;
1074
1075 if (p7si->unauth_attr != NULL)
1076 sk_X509_ATTRIBUTE_pop_free(p7si->unauth_attr,
1077 X509_ATTRIBUTE_free);
1078 p7si->unauth_attr=sk_X509_ATTRIBUTE_dup(sk);
1079 if (p7si->unauth_attr == NULL)
1080 return 0;
1081 for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++)
1082 {
1083 if ((sk_X509_ATTRIBUTE_set(p7si->unauth_attr,i,
1084 X509_ATTRIBUTE_dup(sk_X509_ATTRIBUTE_value(sk,i))))
1085 == NULL)
1086 return(0);
1087 }
1088 return(1);
1089 }
1090
1091int PKCS7_add_signed_attribute(PKCS7_SIGNER_INFO *p7si, int nid, int atrtype,
1092 void *value)
1093 {
1094 return(add_attribute(&(p7si->auth_attr),nid,atrtype,value));
1095 }
1096
1097int PKCS7_add_attribute(PKCS7_SIGNER_INFO *p7si, int nid, int atrtype,
1098 void *value)
1099 {
1100 return(add_attribute(&(p7si->unauth_attr),nid,atrtype,value));
1101 }
1102
1103static int add_attribute(STACK_OF(X509_ATTRIBUTE) **sk, int nid, int atrtype,
1104 void *value)
1105 {
1106 X509_ATTRIBUTE *attr=NULL;
1107
1108 if (*sk == NULL)
1109 {
1110 if (!(*sk = sk_X509_ATTRIBUTE_new_null()))
1111 return 0;
1112new_attrib:
1113 if (!(attr=X509_ATTRIBUTE_create(nid,atrtype,value)))
1114 return 0;
1115 if (!sk_X509_ATTRIBUTE_push(*sk,attr))
1116 {
1117 X509_ATTRIBUTE_free(attr);
1118 return 0;
1119 }
1120 }
1121 else
1122 {
1123 int i;
1124
1125 for (i=0; i<sk_X509_ATTRIBUTE_num(*sk); i++)
1126 {
1127 attr=sk_X509_ATTRIBUTE_value(*sk,i);
1128 if (OBJ_obj2nid(attr->object) == nid)
1129 {
1130 X509_ATTRIBUTE_free(attr);
1131 attr=X509_ATTRIBUTE_create(nid,atrtype,value);
1132 if (attr == NULL)
1133 return 0;
1134 if (!sk_X509_ATTRIBUTE_set(*sk,i,attr))
1135 {
1136 X509_ATTRIBUTE_free(attr);
1137 return 0;
1138 }
1139 goto end;
1140 }
1141 }
1142 goto new_attrib;
1143 }
1144end:
1145 return(1);
1146 }
1147
diff --git a/src/lib/libcrypto/pkcs7/pk7_lib.c b/src/lib/libcrypto/pkcs7/pk7_lib.c
new file mode 100644
index 0000000000..f2490941a3
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pk7_lib.c
@@ -0,0 +1,589 @@
1/* crypto/pkcs7/pk7_lib.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/objects.h>
62#include <openssl/x509.h>
63
64long PKCS7_ctrl(PKCS7 *p7, int cmd, long larg, char *parg)
65 {
66 int nid;
67 long ret;
68
69 nid=OBJ_obj2nid(p7->type);
70
71 switch (cmd)
72 {
73 case PKCS7_OP_SET_DETACHED_SIGNATURE:
74 if (nid == NID_pkcs7_signed)
75 {
76 ret=p7->detached=(int)larg;
77 if (ret && PKCS7_type_is_data(p7->d.sign->contents))
78 {
79 ASN1_OCTET_STRING *os;
80 os=p7->d.sign->contents->d.data;
81 ASN1_OCTET_STRING_free(os);
82 p7->d.sign->contents->d.data = NULL;
83 }
84 }
85 else
86 {
87 PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
88 ret=0;
89 }
90 break;
91 case PKCS7_OP_GET_DETACHED_SIGNATURE:
92 if (nid == NID_pkcs7_signed)
93 {
94 if(!p7->d.sign || !p7->d.sign->contents->d.ptr)
95 ret = 1;
96 else ret = 0;
97
98 p7->detached = ret;
99 }
100 else
101 {
102 PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
103 ret=0;
104 }
105
106 break;
107 default:
108 PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_UNKNOWN_OPERATION);
109 ret=0;
110 }
111 return(ret);
112 }
113
114int PKCS7_content_new(PKCS7 *p7, int type)
115 {
116 PKCS7 *ret=NULL;
117
118 if ((ret=PKCS7_new()) == NULL) goto err;
119 if (!PKCS7_set_type(ret,type)) goto err;
120 if (!PKCS7_set_content(p7,ret)) goto err;
121
122 return(1);
123err:
124 if (ret != NULL) PKCS7_free(ret);
125 return(0);
126 }
127
128int PKCS7_set_content(PKCS7 *p7, PKCS7 *p7_data)
129 {
130 int i;
131
132 i=OBJ_obj2nid(p7->type);
133 switch (i)
134 {
135 case NID_pkcs7_signed:
136 if (p7->d.sign->contents != NULL)
137 PKCS7_free(p7->d.sign->contents);
138 p7->d.sign->contents=p7_data;
139 break;
140 case NID_pkcs7_digest:
141 if (p7->d.digest->contents != NULL)
142 PKCS7_free(p7->d.digest->contents);
143 p7->d.digest->contents=p7_data;
144 break;
145 case NID_pkcs7_data:
146 case NID_pkcs7_enveloped:
147 case NID_pkcs7_signedAndEnveloped:
148 case NID_pkcs7_encrypted:
149 default:
150 PKCS7err(PKCS7_F_PKCS7_SET_CONTENT,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
151 goto err;
152 }
153 return(1);
154err:
155 return(0);
156 }
157
158int PKCS7_set_type(PKCS7 *p7, int type)
159 {
160 ASN1_OBJECT *obj;
161
162 /*PKCS7_content_free(p7);*/
163 obj=OBJ_nid2obj(type); /* will not fail */
164
165 switch (type)
166 {
167 case NID_pkcs7_signed:
168 p7->type=obj;
169 if ((p7->d.sign=PKCS7_SIGNED_new()) == NULL)
170 goto err;
171 if (!ASN1_INTEGER_set(p7->d.sign->version,1))
172 {
173 PKCS7_SIGNED_free(p7->d.sign);
174 p7->d.sign=NULL;
175 goto err;
176 }
177 break;
178 case NID_pkcs7_data:
179 p7->type=obj;
180 if ((p7->d.data=M_ASN1_OCTET_STRING_new()) == NULL)
181 goto err;
182 break;
183 case NID_pkcs7_signedAndEnveloped:
184 p7->type=obj;
185 if ((p7->d.signed_and_enveloped=PKCS7_SIGN_ENVELOPE_new())
186 == NULL) goto err;
187 ASN1_INTEGER_set(p7->d.signed_and_enveloped->version,1);
188 if (!ASN1_INTEGER_set(p7->d.signed_and_enveloped->version,1))
189 goto err;
190 p7->d.signed_and_enveloped->enc_data->content_type
191 = OBJ_nid2obj(NID_pkcs7_data);
192 break;
193 case NID_pkcs7_enveloped:
194 p7->type=obj;
195 if ((p7->d.enveloped=PKCS7_ENVELOPE_new())
196 == NULL) goto err;
197 if (!ASN1_INTEGER_set(p7->d.enveloped->version,0))
198 goto err;
199 p7->d.enveloped->enc_data->content_type
200 = OBJ_nid2obj(NID_pkcs7_data);
201 break;
202 case NID_pkcs7_encrypted:
203 p7->type=obj;
204 if ((p7->d.encrypted=PKCS7_ENCRYPT_new())
205 == NULL) goto err;
206 if (!ASN1_INTEGER_set(p7->d.encrypted->version,0))
207 goto err;
208 p7->d.encrypted->enc_data->content_type
209 = OBJ_nid2obj(NID_pkcs7_data);
210 break;
211
212 case NID_pkcs7_digest:
213 p7->type=obj;
214 if ((p7->d.digest=PKCS7_DIGEST_new())
215 == NULL) goto err;
216 if (!ASN1_INTEGER_set(p7->d.digest->version,0))
217 goto err;
218 break;
219 default:
220 PKCS7err(PKCS7_F_PKCS7_SET_TYPE,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
221 goto err;
222 }
223 return(1);
224err:
225 return(0);
226 }
227
228int PKCS7_set0_type_other(PKCS7 *p7, int type, ASN1_TYPE *other)
229 {
230 p7->type = OBJ_nid2obj(type);
231 p7->d.other = other;
232 return 1;
233 }
234
235int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *psi)
236 {
237 int i,j,nid;
238 X509_ALGOR *alg;
239 STACK_OF(PKCS7_SIGNER_INFO) *signer_sk;
240 STACK_OF(X509_ALGOR) *md_sk;
241
242 i=OBJ_obj2nid(p7->type);
243 switch (i)
244 {
245 case NID_pkcs7_signed:
246 signer_sk= p7->d.sign->signer_info;
247 md_sk= p7->d.sign->md_algs;
248 break;
249 case NID_pkcs7_signedAndEnveloped:
250 signer_sk= p7->d.signed_and_enveloped->signer_info;
251 md_sk= p7->d.signed_and_enveloped->md_algs;
252 break;
253 default:
254 PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER,PKCS7_R_WRONG_CONTENT_TYPE);
255 return(0);
256 }
257
258 nid=OBJ_obj2nid(psi->digest_alg->algorithm);
259
260 /* If the digest is not currently listed, add it */
261 j=0;
262 for (i=0; i<sk_X509_ALGOR_num(md_sk); i++)
263 {
264 alg=sk_X509_ALGOR_value(md_sk,i);
265 if (OBJ_obj2nid(alg->algorithm) == nid)
266 {
267 j=1;
268 break;
269 }
270 }
271 if (!j) /* we need to add another algorithm */
272 {
273 if(!(alg=X509_ALGOR_new())
274 || !(alg->parameter = ASN1_TYPE_new()))
275 {
276 X509_ALGOR_free(alg);
277 PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER,ERR_R_MALLOC_FAILURE);
278 return(0);
279 }
280 alg->algorithm=OBJ_nid2obj(nid);
281 alg->parameter->type = V_ASN1_NULL;
282 if (!sk_X509_ALGOR_push(md_sk,alg))
283 {
284 X509_ALGOR_free(alg);
285 return 0;
286 }
287 }
288
289 if (!sk_PKCS7_SIGNER_INFO_push(signer_sk,psi))
290 return 0;
291 return(1);
292 }
293
294int PKCS7_add_certificate(PKCS7 *p7, X509 *x509)
295 {
296 int i;
297 STACK_OF(X509) **sk;
298
299 i=OBJ_obj2nid(p7->type);
300 switch (i)
301 {
302 case NID_pkcs7_signed:
303 sk= &(p7->d.sign->cert);
304 break;
305 case NID_pkcs7_signedAndEnveloped:
306 sk= &(p7->d.signed_and_enveloped->cert);
307 break;
308 default:
309 PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE,PKCS7_R_WRONG_CONTENT_TYPE);
310 return(0);
311 }
312
313 if (*sk == NULL)
314 *sk=sk_X509_new_null();
315 if (*sk == NULL)
316 {
317 PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE,ERR_R_MALLOC_FAILURE);
318 return 0;
319 }
320 CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
321 if (!sk_X509_push(*sk,x509))
322 {
323 X509_free(x509);
324 return 0;
325 }
326 return(1);
327 }
328
329int PKCS7_add_crl(PKCS7 *p7, X509_CRL *crl)
330 {
331 int i;
332 STACK_OF(X509_CRL) **sk;
333
334 i=OBJ_obj2nid(p7->type);
335 switch (i)
336 {
337 case NID_pkcs7_signed:
338 sk= &(p7->d.sign->crl);
339 break;
340 case NID_pkcs7_signedAndEnveloped:
341 sk= &(p7->d.signed_and_enveloped->crl);
342 break;
343 default:
344 PKCS7err(PKCS7_F_PKCS7_ADD_CRL,PKCS7_R_WRONG_CONTENT_TYPE);
345 return(0);
346 }
347
348 if (*sk == NULL)
349 *sk=sk_X509_CRL_new_null();
350 if (*sk == NULL)
351 {
352 PKCS7err(PKCS7_F_PKCS7_ADD_CRL,ERR_R_MALLOC_FAILURE);
353 return 0;
354 }
355
356 CRYPTO_add(&crl->references,1,CRYPTO_LOCK_X509_CRL);
357 if (!sk_X509_CRL_push(*sk,crl))
358 {
359 X509_CRL_free(crl);
360 return 0;
361 }
362 return(1);
363 }
364
365int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
366 const EVP_MD *dgst)
367 {
368 int nid;
369 char is_dsa;
370
371 if (pkey->type == EVP_PKEY_DSA || pkey->type == EVP_PKEY_EC)
372 is_dsa = 1;
373 else
374 is_dsa = 0;
375 /* We now need to add another PKCS7_SIGNER_INFO entry */
376 if (!ASN1_INTEGER_set(p7i->version,1))
377 goto err;
378 if (!X509_NAME_set(&p7i->issuer_and_serial->issuer,
379 X509_get_issuer_name(x509)))
380 goto err;
381
382 /* because ASN1_INTEGER_set is used to set a 'long' we will do
383 * things the ugly way. */
384 M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
385 if (!(p7i->issuer_and_serial->serial=
386 M_ASN1_INTEGER_dup(X509_get_serialNumber(x509))))
387 goto err;
388
389 /* lets keep the pkey around for a while */
390 CRYPTO_add(&pkey->references,1,CRYPTO_LOCK_EVP_PKEY);
391 p7i->pkey=pkey;
392
393 /* Set the algorithms */
394 if (is_dsa) p7i->digest_alg->algorithm=OBJ_nid2obj(NID_sha1);
395 else
396 p7i->digest_alg->algorithm=OBJ_nid2obj(EVP_MD_type(dgst));
397
398 if (p7i->digest_alg->parameter != NULL)
399 ASN1_TYPE_free(p7i->digest_alg->parameter);
400 if ((p7i->digest_alg->parameter=ASN1_TYPE_new()) == NULL)
401 goto err;
402 p7i->digest_alg->parameter->type=V_ASN1_NULL;
403
404 if (p7i->digest_enc_alg->parameter != NULL)
405 ASN1_TYPE_free(p7i->digest_enc_alg->parameter);
406 nid = EVP_PKEY_type(pkey->type);
407 if (nid == EVP_PKEY_RSA)
408 {
409 p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_rsaEncryption);
410 if (!(p7i->digest_enc_alg->parameter=ASN1_TYPE_new()))
411 goto err;
412 p7i->digest_enc_alg->parameter->type=V_ASN1_NULL;
413 }
414 else if (nid == EVP_PKEY_DSA)
415 {
416#if 1
417 /* use 'dsaEncryption' OID for compatibility with other software
418 * (PKCS #7 v1.5 does specify how to handle DSA) ... */
419 p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_dsa);
420#else
421 /* ... although the 'dsaWithSHA1' OID (as required by RFC 2630 for CMS)
422 * would make more sense. */
423 p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_dsaWithSHA1);
424#endif
425 p7i->digest_enc_alg->parameter = NULL; /* special case for DSA: omit 'parameter'! */
426 }
427 else if (nid == EVP_PKEY_EC)
428 {
429 p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_ecdsa_with_SHA1);
430 if (!(p7i->digest_enc_alg->parameter=ASN1_TYPE_new()))
431 goto err;
432 p7i->digest_enc_alg->parameter->type=V_ASN1_NULL;
433 }
434 else
435 return(0);
436
437 return(1);
438err:
439 return(0);
440 }
441
442PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509, EVP_PKEY *pkey,
443 const EVP_MD *dgst)
444 {
445 PKCS7_SIGNER_INFO *si;
446
447 if ((si=PKCS7_SIGNER_INFO_new()) == NULL) goto err;
448 if (!PKCS7_SIGNER_INFO_set(si,x509,pkey,dgst)) goto err;
449 if (!PKCS7_add_signer(p7,si)) goto err;
450 return(si);
451err:
452 PKCS7_SIGNER_INFO_free(si);
453 return(NULL);
454 }
455
456int PKCS7_set_digest(PKCS7 *p7, const EVP_MD *md)
457 {
458 if (PKCS7_type_is_digest(p7))
459 {
460 if(!(p7->d.digest->md->parameter = ASN1_TYPE_new()))
461 {
462 PKCS7err(PKCS7_F_PKCS7_SET_DIGEST,ERR_R_MALLOC_FAILURE);
463 return 0;
464 }
465 p7->d.digest->md->parameter->type = V_ASN1_NULL;
466 p7->d.digest->md->algorithm = OBJ_nid2obj(EVP_MD_nid(md));
467 return 1;
468 }
469
470 PKCS7err(PKCS7_F_PKCS7_SET_DIGEST,PKCS7_R_WRONG_CONTENT_TYPE);
471 return 1;
472 }
473
474STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7)
475 {
476 if (PKCS7_type_is_signed(p7))
477 {
478 return(p7->d.sign->signer_info);
479 }
480 else if (PKCS7_type_is_signedAndEnveloped(p7))
481 {
482 return(p7->d.signed_and_enveloped->signer_info);
483 }
484 else
485 return(NULL);
486 }
487
488PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509)
489 {
490 PKCS7_RECIP_INFO *ri;
491
492 if ((ri=PKCS7_RECIP_INFO_new()) == NULL) goto err;
493 if (!PKCS7_RECIP_INFO_set(ri,x509)) goto err;
494 if (!PKCS7_add_recipient_info(p7,ri)) goto err;
495 return(ri);
496err:
497 PKCS7_RECIP_INFO_free(ri);
498 return(NULL);
499 }
500
501int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri)
502 {
503 int i;
504 STACK_OF(PKCS7_RECIP_INFO) *sk;
505
506 i=OBJ_obj2nid(p7->type);
507 switch (i)
508 {
509 case NID_pkcs7_signedAndEnveloped:
510 sk= p7->d.signed_and_enveloped->recipientinfo;
511 break;
512 case NID_pkcs7_enveloped:
513 sk= p7->d.enveloped->recipientinfo;
514 break;
515 default:
516 PKCS7err(PKCS7_F_PKCS7_ADD_RECIPIENT_INFO,PKCS7_R_WRONG_CONTENT_TYPE);
517 return(0);
518 }
519
520 if (!sk_PKCS7_RECIP_INFO_push(sk,ri))
521 return 0;
522 return(1);
523 }
524
525int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509)
526 {
527 if (!ASN1_INTEGER_set(p7i->version,0))
528 return 0;
529 if (!X509_NAME_set(&p7i->issuer_and_serial->issuer,
530 X509_get_issuer_name(x509)))
531 return 0;
532
533 M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
534 if (!(p7i->issuer_and_serial->serial=
535 M_ASN1_INTEGER_dup(X509_get_serialNumber(x509))))
536 return 0;
537
538 X509_ALGOR_free(p7i->key_enc_algor);
539 if (!(p7i->key_enc_algor= X509_ALGOR_dup(x509->cert_info->key->algor)))
540 return 0;
541
542 CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
543 p7i->cert=x509;
544
545 return(1);
546 }
547
548X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si)
549 {
550 if (PKCS7_type_is_signed(p7))
551 return(X509_find_by_issuer_and_serial(p7->d.sign->cert,
552 si->issuer_and_serial->issuer,
553 si->issuer_and_serial->serial));
554 else
555 return(NULL);
556 }
557
558int PKCS7_set_cipher(PKCS7 *p7, const EVP_CIPHER *cipher)
559 {
560 int i;
561 ASN1_OBJECT *objtmp;
562 PKCS7_ENC_CONTENT *ec;
563
564 i=OBJ_obj2nid(p7->type);
565 switch (i)
566 {
567 case NID_pkcs7_signedAndEnveloped:
568 ec=p7->d.signed_and_enveloped->enc_data;
569 break;
570 case NID_pkcs7_enveloped:
571 ec=p7->d.enveloped->enc_data;
572 break;
573 default:
574 PKCS7err(PKCS7_F_PKCS7_SET_CIPHER,PKCS7_R_WRONG_CONTENT_TYPE);
575 return(0);
576 }
577
578 /* Check cipher OID exists and has data in it*/
579 i = EVP_CIPHER_type(cipher);
580 if(i == NID_undef) {
581 PKCS7err(PKCS7_F_PKCS7_SET_CIPHER,PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER);
582 return(0);
583 }
584 objtmp = OBJ_nid2obj(i);
585
586 ec->cipher = cipher;
587 return 1;
588 }
589
diff --git a/src/lib/libcrypto/pkcs7/pk7_mime.c b/src/lib/libcrypto/pkcs7/pk7_mime.c
new file mode 100644
index 0000000000..17b68992f7
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pk7_mime.c
@@ -0,0 +1,722 @@
1/* pk7_mime.c */
2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3 * project.
4 */
5/* ====================================================================
6 * Copyright (c) 1999-2005 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 <ctype.h>
61#include "cryptlib.h"
62#include <openssl/rand.h>
63#include <openssl/x509.h>
64
65/* MIME and related routines */
66
67/* MIME format structures
68 * Note that all are translated to lower case apart from
69 * parameter values. Quotes are stripped off
70 */
71
72typedef struct {
73char *param_name; /* Param name e.g. "micalg" */
74char *param_value; /* Param value e.g. "sha1" */
75} MIME_PARAM;
76
77DECLARE_STACK_OF(MIME_PARAM)
78IMPLEMENT_STACK_OF(MIME_PARAM)
79
80typedef struct {
81char *name; /* Name of line e.g. "content-type" */
82char *value; /* Value of line e.g. "text/plain" */
83STACK_OF(MIME_PARAM) *params; /* Zero or more parameters */
84} MIME_HEADER;
85
86DECLARE_STACK_OF(MIME_HEADER)
87IMPLEMENT_STACK_OF(MIME_HEADER)
88
89static int pkcs7_output_data(BIO *bio, BIO *data, PKCS7 *p7, int flags);
90static int B64_write_PKCS7(BIO *bio, PKCS7 *p7);
91static PKCS7 *B64_read_PKCS7(BIO *bio);
92static char * strip_ends(char *name);
93static char * strip_start(char *name);
94static char * strip_end(char *name);
95static MIME_HEADER *mime_hdr_new(char *name, char *value);
96static int mime_hdr_addparam(MIME_HEADER *mhdr, char *name, char *value);
97static STACK_OF(MIME_HEADER) *mime_parse_hdr(BIO *bio);
98static int mime_hdr_cmp(const MIME_HEADER * const *a,
99 const MIME_HEADER * const *b);
100static int mime_param_cmp(const MIME_PARAM * const *a,
101 const MIME_PARAM * const *b);
102static void mime_param_free(MIME_PARAM *param);
103static int mime_bound_check(char *line, int linelen, char *bound, int blen);
104static int multi_split(BIO *bio, char *bound, STACK_OF(BIO) **ret);
105static int strip_eol(char *linebuf, int *plen);
106static MIME_HEADER *mime_hdr_find(STACK_OF(MIME_HEADER) *hdrs, char *name);
107static MIME_PARAM *mime_param_find(MIME_HEADER *hdr, char *name);
108static void mime_hdr_free(MIME_HEADER *hdr);
109
110#define MAX_SMLEN 1024
111#define mime_debug(x) /* x */
112
113/* Base 64 read and write of PKCS#7 structure */
114
115static int B64_write_PKCS7(BIO *bio, PKCS7 *p7)
116{
117 BIO *b64;
118 if(!(b64 = BIO_new(BIO_f_base64()))) {
119 PKCS7err(PKCS7_F_B64_WRITE_PKCS7,ERR_R_MALLOC_FAILURE);
120 return 0;
121 }
122 bio = BIO_push(b64, bio);
123 i2d_PKCS7_bio(bio, p7);
124 (void)BIO_flush(bio);
125 bio = BIO_pop(bio);
126 BIO_free(b64);
127 return 1;
128}
129
130static PKCS7 *B64_read_PKCS7(BIO *bio)
131{
132 BIO *b64;
133 PKCS7 *p7;
134 if(!(b64 = BIO_new(BIO_f_base64()))) {
135 PKCS7err(PKCS7_F_B64_READ_PKCS7,ERR_R_MALLOC_FAILURE);
136 return 0;
137 }
138 bio = BIO_push(b64, bio);
139 if(!(p7 = d2i_PKCS7_bio(bio, NULL)))
140 PKCS7err(PKCS7_F_B64_READ_PKCS7,PKCS7_R_DECODE_ERROR);
141 (void)BIO_flush(bio);
142 bio = BIO_pop(bio);
143 BIO_free(b64);
144 return p7;
145}
146
147/* SMIME sender */
148
149int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags)
150{
151 char bound[33], c;
152 int i;
153 char *mime_prefix, *mime_eol, *msg_type=NULL;
154 if (flags & PKCS7_NOOLDMIMETYPE)
155 mime_prefix = "application/pkcs7-";
156 else
157 mime_prefix = "application/x-pkcs7-";
158
159 if (flags & PKCS7_CRLFEOL)
160 mime_eol = "\r\n";
161 else
162 mime_eol = "\n";
163 if((flags & PKCS7_DETACHED) && data) {
164 /* We want multipart/signed */
165 /* Generate a random boundary */
166 RAND_pseudo_bytes((unsigned char *)bound, 32);
167 for(i = 0; i < 32; i++) {
168 c = bound[i] & 0xf;
169 if(c < 10) c += '0';
170 else c += 'A' - 10;
171 bound[i] = c;
172 }
173 bound[32] = 0;
174 BIO_printf(bio, "MIME-Version: 1.0%s", mime_eol);
175 BIO_printf(bio, "Content-Type: multipart/signed;");
176 BIO_printf(bio, " protocol=\"%ssignature\";", mime_prefix);
177 BIO_printf(bio, " micalg=sha1; boundary=\"----%s\"%s%s",
178 bound, mime_eol, mime_eol);
179 BIO_printf(bio, "This is an S/MIME signed message%s%s",
180 mime_eol, mime_eol);
181 /* Now write out the first part */
182 BIO_printf(bio, "------%s%s", bound, mime_eol);
183 pkcs7_output_data(bio, data, p7, flags);
184 BIO_printf(bio, "%s------%s%s", mime_eol, bound, mime_eol);
185
186 /* Headers for signature */
187
188 BIO_printf(bio, "Content-Type: %ssignature;", mime_prefix);
189 BIO_printf(bio, " name=\"smime.p7s\"%s", mime_eol);
190 BIO_printf(bio, "Content-Transfer-Encoding: base64%s",
191 mime_eol);
192 BIO_printf(bio, "Content-Disposition: attachment;");
193 BIO_printf(bio, " filename=\"smime.p7s\"%s%s",
194 mime_eol, mime_eol);
195 B64_write_PKCS7(bio, p7);
196 BIO_printf(bio,"%s------%s--%s%s", mime_eol, bound,
197 mime_eol, mime_eol);
198 return 1;
199 }
200
201 /* Determine smime-type header */
202
203 if (PKCS7_type_is_enveloped(p7))
204 msg_type = "enveloped-data";
205 else if (PKCS7_type_is_signed(p7))
206 {
207 /* If we have any signers it is signed-data othewise
208 * certs-only.
209 */
210 STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
211 sinfos = PKCS7_get_signer_info(p7);
212 if (sk_PKCS7_SIGNER_INFO_num(sinfos) > 0)
213 msg_type = "signed-data";
214 else
215 msg_type = "certs-only";
216 }
217 /* MIME headers */
218 BIO_printf(bio, "MIME-Version: 1.0%s", mime_eol);
219 BIO_printf(bio, "Content-Disposition: attachment;");
220 BIO_printf(bio, " filename=\"smime.p7m\"%s", mime_eol);
221 BIO_printf(bio, "Content-Type: %smime;", mime_prefix);
222 if (msg_type)
223 BIO_printf(bio, " smime-type=%s;", msg_type);
224 BIO_printf(bio, " name=\"smime.p7m\"%s", mime_eol);
225 BIO_printf(bio, "Content-Transfer-Encoding: base64%s%s",
226 mime_eol, mime_eol);
227 B64_write_PKCS7(bio, p7);
228 BIO_printf(bio, "%s", mime_eol);
229 return 1;
230}
231
232/* Handle output of PKCS#7 data */
233
234
235static int pkcs7_output_data(BIO *out, BIO *data, PKCS7 *p7, int flags)
236 {
237 BIO *tmpbio, *p7bio;
238
239 if (!(flags & PKCS7_STREAM))
240 {
241 SMIME_crlf_copy(data, out, flags);
242 return 1;
243 }
244
245 /* Partial sign operation */
246
247 /* Initialize sign operation */
248 p7bio = PKCS7_dataInit(p7, out);
249
250 /* Copy data across, computing digests etc */
251 SMIME_crlf_copy(data, p7bio, flags);
252
253 /* Must be detached */
254 PKCS7_set_detached(p7, 1);
255
256 /* Finalize signatures */
257 PKCS7_dataFinal(p7, p7bio);
258
259 /* Now remove any digests prepended to the BIO */
260
261 while (p7bio != out)
262 {
263 tmpbio = BIO_pop(p7bio);
264 BIO_free(p7bio);
265 p7bio = tmpbio;
266 }
267
268 return 1;
269
270 }
271
272/* SMIME reader: handle multipart/signed and opaque signing.
273 * in multipart case the content is placed in a memory BIO
274 * pointed to by "bcont". In opaque this is set to NULL
275 */
276
277PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont)
278{
279 BIO *p7in;
280 STACK_OF(MIME_HEADER) *headers = NULL;
281 STACK_OF(BIO) *parts = NULL;
282 MIME_HEADER *hdr;
283 MIME_PARAM *prm;
284 PKCS7 *p7;
285 int ret;
286
287 if(bcont) *bcont = NULL;
288
289 if (!(headers = mime_parse_hdr(bio))) {
290 PKCS7err(PKCS7_F_SMIME_READ_PKCS7,PKCS7_R_MIME_PARSE_ERROR);
291 return NULL;
292 }
293
294 if(!(hdr = mime_hdr_find(headers, "content-type")) || !hdr->value) {
295 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
296 PKCS7err(PKCS7_F_SMIME_READ_PKCS7, PKCS7_R_NO_CONTENT_TYPE);
297 return NULL;
298 }
299
300 /* Handle multipart/signed */
301
302 if(!strcmp(hdr->value, "multipart/signed")) {
303 /* Split into two parts */
304 prm = mime_param_find(hdr, "boundary");
305 if(!prm || !prm->param_value) {
306 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
307 PKCS7err(PKCS7_F_SMIME_READ_PKCS7, PKCS7_R_NO_MULTIPART_BOUNDARY);
308 return NULL;
309 }
310 ret = multi_split(bio, prm->param_value, &parts);
311 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
312 if(!ret || (sk_BIO_num(parts) != 2) ) {
313 PKCS7err(PKCS7_F_SMIME_READ_PKCS7, PKCS7_R_NO_MULTIPART_BODY_FAILURE);
314 sk_BIO_pop_free(parts, BIO_vfree);
315 return NULL;
316 }
317
318 /* Parse the signature piece */
319 p7in = sk_BIO_value(parts, 1);
320
321 if (!(headers = mime_parse_hdr(p7in))) {
322 PKCS7err(PKCS7_F_SMIME_READ_PKCS7,PKCS7_R_MIME_SIG_PARSE_ERROR);
323 sk_BIO_pop_free(parts, BIO_vfree);
324 return NULL;
325 }
326
327 /* Get content type */
328
329 if(!(hdr = mime_hdr_find(headers, "content-type")) ||
330 !hdr->value) {
331 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
332 PKCS7err(PKCS7_F_SMIME_READ_PKCS7, PKCS7_R_NO_SIG_CONTENT_TYPE);
333 return NULL;
334 }
335
336 if(strcmp(hdr->value, "application/x-pkcs7-signature") &&
337 strcmp(hdr->value, "application/pkcs7-signature")) {
338 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
339 PKCS7err(PKCS7_F_SMIME_READ_PKCS7,PKCS7_R_SIG_INVALID_MIME_TYPE);
340 ERR_add_error_data(2, "type: ", hdr->value);
341 sk_BIO_pop_free(parts, BIO_vfree);
342 return NULL;
343 }
344 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
345 /* Read in PKCS#7 */
346 if(!(p7 = B64_read_PKCS7(p7in))) {
347 PKCS7err(PKCS7_F_SMIME_READ_PKCS7,PKCS7_R_PKCS7_SIG_PARSE_ERROR);
348 sk_BIO_pop_free(parts, BIO_vfree);
349 return NULL;
350 }
351
352 if(bcont) {
353 *bcont = sk_BIO_value(parts, 0);
354 BIO_free(p7in);
355 sk_BIO_free(parts);
356 } else sk_BIO_pop_free(parts, BIO_vfree);
357 return p7;
358 }
359
360 /* OK, if not multipart/signed try opaque signature */
361
362 if (strcmp (hdr->value, "application/x-pkcs7-mime") &&
363 strcmp (hdr->value, "application/pkcs7-mime")) {
364 PKCS7err(PKCS7_F_SMIME_READ_PKCS7,PKCS7_R_INVALID_MIME_TYPE);
365 ERR_add_error_data(2, "type: ", hdr->value);
366 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
367 return NULL;
368 }
369
370 sk_MIME_HEADER_pop_free(headers, mime_hdr_free);
371
372 if(!(p7 = B64_read_PKCS7(bio))) {
373 PKCS7err(PKCS7_F_SMIME_READ_PKCS7, PKCS7_R_PKCS7_PARSE_ERROR);
374 return NULL;
375 }
376 return p7;
377
378}
379
380/* Split a multipart/XXX message body into component parts: result is
381 * canonical parts in a STACK of bios
382 */
383
384static int multi_split(BIO *bio, char *bound, STACK_OF(BIO) **ret)
385{
386 char linebuf[MAX_SMLEN];
387 int len, blen;
388 int eol = 0, next_eol = 0;
389 BIO *bpart = NULL;
390 STACK_OF(BIO) *parts;
391 char state, part, first;
392
393 blen = strlen(bound);
394 part = 0;
395 state = 0;
396 first = 1;
397 parts = sk_BIO_new_null();
398 *ret = parts;
399 while ((len = BIO_gets(bio, linebuf, MAX_SMLEN)) > 0) {
400 state = mime_bound_check(linebuf, len, bound, blen);
401 if(state == 1) {
402 first = 1;
403 part++;
404 } else if(state == 2) {
405 sk_BIO_push(parts, bpart);
406 return 1;
407 } else if(part) {
408 /* Strip CR+LF from linebuf */
409 next_eol = strip_eol(linebuf, &len);
410 if(first) {
411 first = 0;
412 if(bpart) sk_BIO_push(parts, bpart);
413 bpart = BIO_new(BIO_s_mem());
414 BIO_set_mem_eof_return(bpart, 0);
415 } else if (eol)
416 BIO_write(bpart, "\r\n", 2);
417 eol = next_eol;
418 if (len)
419 BIO_write(bpart, linebuf, len);
420 }
421 }
422 return 0;
423}
424
425/* This is the big one: parse MIME header lines up to message body */
426
427#define MIME_INVALID 0
428#define MIME_START 1
429#define MIME_TYPE 2
430#define MIME_NAME 3
431#define MIME_VALUE 4
432#define MIME_QUOTE 5
433#define MIME_COMMENT 6
434
435
436static STACK_OF(MIME_HEADER) *mime_parse_hdr(BIO *bio)
437{
438 char *p, *q, c;
439 char *ntmp;
440 char linebuf[MAX_SMLEN];
441 MIME_HEADER *mhdr = NULL;
442 STACK_OF(MIME_HEADER) *headers;
443 int len, state, save_state = 0;
444
445 headers = sk_MIME_HEADER_new(mime_hdr_cmp);
446 while ((len = BIO_gets(bio, linebuf, MAX_SMLEN)) > 0) {
447 /* If whitespace at line start then continuation line */
448 if(mhdr && isspace((unsigned char)linebuf[0])) state = MIME_NAME;
449 else state = MIME_START;
450 ntmp = NULL;
451 /* Go through all characters */
452 for(p = linebuf, q = linebuf; (c = *p) && (c!='\r') && (c!='\n'); p++) {
453
454 /* State machine to handle MIME headers
455 * if this looks horrible that's because it *is*
456 */
457
458 switch(state) {
459 case MIME_START:
460 if(c == ':') {
461 state = MIME_TYPE;
462 *p = 0;
463 ntmp = strip_ends(q);
464 q = p + 1;
465 }
466 break;
467
468 case MIME_TYPE:
469 if(c == ';') {
470 mime_debug("Found End Value\n");
471 *p = 0;
472 mhdr = mime_hdr_new(ntmp, strip_ends(q));
473 sk_MIME_HEADER_push(headers, mhdr);
474 ntmp = NULL;
475 q = p + 1;
476 state = MIME_NAME;
477 } else if(c == '(') {
478 save_state = state;
479 state = MIME_COMMENT;
480 }
481 break;
482
483 case MIME_COMMENT:
484 if(c == ')') {
485 state = save_state;
486 }
487 break;
488
489 case MIME_NAME:
490 if(c == '=') {
491 state = MIME_VALUE;
492 *p = 0;
493 ntmp = strip_ends(q);
494 q = p + 1;
495 }
496 break ;
497
498 case MIME_VALUE:
499 if(c == ';') {
500 state = MIME_NAME;
501 *p = 0;
502 mime_hdr_addparam(mhdr, ntmp, strip_ends(q));
503 ntmp = NULL;
504 q = p + 1;
505 } else if (c == '"') {
506 mime_debug("Found Quote\n");
507 state = MIME_QUOTE;
508 } else if(c == '(') {
509 save_state = state;
510 state = MIME_COMMENT;
511 }
512 break;
513
514 case MIME_QUOTE:
515 if(c == '"') {
516 mime_debug("Found Match Quote\n");
517 state = MIME_VALUE;
518 }
519 break;
520 }
521 }
522
523 if(state == MIME_TYPE) {
524 mhdr = mime_hdr_new(ntmp, strip_ends(q));
525 sk_MIME_HEADER_push(headers, mhdr);
526 } else if(state == MIME_VALUE)
527 mime_hdr_addparam(mhdr, ntmp, strip_ends(q));
528 if(p == linebuf) break; /* Blank line means end of headers */
529}
530
531return headers;
532
533}
534
535static char *strip_ends(char *name)
536{
537 return strip_end(strip_start(name));
538}
539
540/* Strip a parameter of whitespace from start of param */
541static char *strip_start(char *name)
542{
543 char *p, c;
544 /* Look for first non white space or quote */
545 for(p = name; (c = *p) ;p++) {
546 if(c == '"') {
547 /* Next char is start of string if non null */
548 if(p[1]) return p + 1;
549 /* Else null string */
550 return NULL;
551 }
552 if(!isspace((unsigned char)c)) return p;
553 }
554 return NULL;
555}
556
557/* As above but strip from end of string : maybe should handle brackets? */
558static char *strip_end(char *name)
559{
560 char *p, c;
561 if(!name) return NULL;
562 /* Look for first non white space or quote */
563 for(p = name + strlen(name) - 1; p >= name ;p--) {
564 c = *p;
565 if(c == '"') {
566 if(p - 1 == name) return NULL;
567 *p = 0;
568 return name;
569 }
570 if(isspace((unsigned char)c)) *p = 0;
571 else return name;
572 }
573 return NULL;
574}
575
576static MIME_HEADER *mime_hdr_new(char *name, char *value)
577{
578 MIME_HEADER *mhdr;
579 char *tmpname, *tmpval, *p;
580 int c;
581 if(name) {
582 if(!(tmpname = BUF_strdup(name))) return NULL;
583 for(p = tmpname ; *p; p++) {
584 c = *p;
585 if(isupper(c)) {
586 c = tolower(c);
587 *p = c;
588 }
589 }
590 } else tmpname = NULL;
591 if(value) {
592 if(!(tmpval = BUF_strdup(value))) return NULL;
593 for(p = tmpval ; *p; p++) {
594 c = *p;
595 if(isupper(c)) {
596 c = tolower(c);
597 *p = c;
598 }
599 }
600 } else tmpval = NULL;
601 mhdr = (MIME_HEADER *) OPENSSL_malloc(sizeof(MIME_HEADER));
602 if(!mhdr) return NULL;
603 mhdr->name = tmpname;
604 mhdr->value = tmpval;
605 if(!(mhdr->params = sk_MIME_PARAM_new(mime_param_cmp))) return NULL;
606 return mhdr;
607}
608
609static int mime_hdr_addparam(MIME_HEADER *mhdr, char *name, char *value)
610{
611 char *tmpname, *tmpval, *p;
612 int c;
613 MIME_PARAM *mparam;
614 if(name) {
615 tmpname = BUF_strdup(name);
616 if(!tmpname) return 0;
617 for(p = tmpname ; *p; p++) {
618 c = *p;
619 if(isupper(c)) {
620 c = tolower(c);
621 *p = c;
622 }
623 }
624 } else tmpname = NULL;
625 if(value) {
626 tmpval = BUF_strdup(value);
627 if(!tmpval) return 0;
628 } else tmpval = NULL;
629 /* Parameter values are case sensitive so leave as is */
630 mparam = (MIME_PARAM *) OPENSSL_malloc(sizeof(MIME_PARAM));
631 if(!mparam) return 0;
632 mparam->param_name = tmpname;
633 mparam->param_value = tmpval;
634 sk_MIME_PARAM_push(mhdr->params, mparam);
635 return 1;
636}
637
638static int mime_hdr_cmp(const MIME_HEADER * const *a,
639 const MIME_HEADER * const *b)
640{
641 return(strcmp((*a)->name, (*b)->name));
642}
643
644static int mime_param_cmp(const MIME_PARAM * const *a,
645 const MIME_PARAM * const *b)
646{
647 return(strcmp((*a)->param_name, (*b)->param_name));
648}
649
650/* Find a header with a given name (if possible) */
651
652static MIME_HEADER *mime_hdr_find(STACK_OF(MIME_HEADER) *hdrs, char *name)
653{
654 MIME_HEADER htmp;
655 int idx;
656 htmp.name = name;
657 idx = sk_MIME_HEADER_find(hdrs, &htmp);
658 if(idx < 0) return NULL;
659 return sk_MIME_HEADER_value(hdrs, idx);
660}
661
662static MIME_PARAM *mime_param_find(MIME_HEADER *hdr, char *name)
663{
664 MIME_PARAM param;
665 int idx;
666 param.param_name = name;
667 idx = sk_MIME_PARAM_find(hdr->params, &param);
668 if(idx < 0) return NULL;
669 return sk_MIME_PARAM_value(hdr->params, idx);
670}
671
672static void mime_hdr_free(MIME_HEADER *hdr)
673{
674 if(hdr->name) OPENSSL_free(hdr->name);
675 if(hdr->value) OPENSSL_free(hdr->value);
676 if(hdr->params) sk_MIME_PARAM_pop_free(hdr->params, mime_param_free);
677 OPENSSL_free(hdr);
678}
679
680static void mime_param_free(MIME_PARAM *param)
681{
682 if(param->param_name) OPENSSL_free(param->param_name);
683 if(param->param_value) OPENSSL_free(param->param_value);
684 OPENSSL_free(param);
685}
686
687/* Check for a multipart boundary. Returns:
688 * 0 : no boundary
689 * 1 : part boundary
690 * 2 : final boundary
691 */
692static int mime_bound_check(char *line, int linelen, char *bound, int blen)
693{
694 if(linelen == -1) linelen = strlen(line);
695 if(blen == -1) blen = strlen(bound);
696 /* Quickly eliminate if line length too short */
697 if(blen + 2 > linelen) return 0;
698 /* Check for part boundary */
699 if(!strncmp(line, "--", 2) && !strncmp(line + 2, bound, blen)) {
700 if(!strncmp(line + blen + 2, "--", 2)) return 2;
701 else return 1;
702 }
703 return 0;
704}
705
706static int strip_eol(char *linebuf, int *plen)
707 {
708 int len = *plen;
709 char *p, c;
710 int is_eol = 0;
711 p = linebuf + len - 1;
712 for (p = linebuf + len - 1; len > 0; len--, p--)
713 {
714 c = *p;
715 if (c == '\n')
716 is_eol = 1;
717 else if (c != '\r')
718 break;
719 }
720 *plen = len;
721 return is_eol;
722 }
diff --git a/src/lib/libcrypto/pkcs7/pk7_smime.c b/src/lib/libcrypto/pkcs7/pk7_smime.c
new file mode 100644
index 0000000000..5c6b0fe24b
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pk7_smime.c
@@ -0,0 +1,500 @@
1/* pk7_smime.c */
2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3 * project.
4 */
5/* ====================================================================
6 * Copyright (c) 1999-2004 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/* Simple PKCS#7 processing functions */
60
61#include <stdio.h>
62#include "cryptlib.h"
63#include <openssl/x509.h>
64#include <openssl/x509v3.h>
65
66PKCS7 *PKCS7_sign(X509 *signcert, EVP_PKEY *pkey, STACK_OF(X509) *certs,
67 BIO *data, int flags)
68{
69 PKCS7 *p7 = NULL;
70 PKCS7_SIGNER_INFO *si;
71 BIO *p7bio = NULL;
72 STACK_OF(X509_ALGOR) *smcap = NULL;
73 int i;
74
75 if(!X509_check_private_key(signcert, pkey)) {
76 PKCS7err(PKCS7_F_PKCS7_SIGN,PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
77 return NULL;
78 }
79
80 if(!(p7 = PKCS7_new())) {
81 PKCS7err(PKCS7_F_PKCS7_SIGN,ERR_R_MALLOC_FAILURE);
82 return NULL;
83 }
84
85 if (!PKCS7_set_type(p7, NID_pkcs7_signed))
86 goto err;
87
88 if (!PKCS7_content_new(p7, NID_pkcs7_data))
89 goto err;
90
91 if (!(si = PKCS7_add_signature(p7,signcert,pkey,EVP_sha1()))) {
92 PKCS7err(PKCS7_F_PKCS7_SIGN,PKCS7_R_PKCS7_ADD_SIGNATURE_ERROR);
93 goto err;
94 }
95
96 if(!(flags & PKCS7_NOCERTS)) {
97 if (!PKCS7_add_certificate(p7, signcert))
98 goto err;
99 if(certs) for(i = 0; i < sk_X509_num(certs); i++)
100 if (!PKCS7_add_certificate(p7, sk_X509_value(certs, i)))
101 goto err;
102 }
103
104 if(!(flags & PKCS7_NOATTR)) {
105 if (!PKCS7_add_signed_attribute(si, NID_pkcs9_contentType,
106 V_ASN1_OBJECT, OBJ_nid2obj(NID_pkcs7_data)))
107 goto err;
108 /* Add SMIMECapabilities */
109 if(!(flags & PKCS7_NOSMIMECAP))
110 {
111 if(!(smcap = sk_X509_ALGOR_new_null())) {
112 PKCS7err(PKCS7_F_PKCS7_SIGN,ERR_R_MALLOC_FAILURE);
113 goto err;
114 }
115#ifndef OPENSSL_NO_DES
116 if (!PKCS7_simple_smimecap (smcap, NID_des_ede3_cbc, -1))
117 goto err;
118#endif
119#ifndef OPENSSL_NO_RC2
120 if (!PKCS7_simple_smimecap (smcap, NID_rc2_cbc, 128))
121 goto err;
122 if (!PKCS7_simple_smimecap (smcap, NID_rc2_cbc, 64))
123 goto err;
124#endif
125#ifndef OPENSSL_NO_DES
126 if (!PKCS7_simple_smimecap (smcap, NID_des_cbc, -1))
127 goto err;
128#endif
129#ifndef OPENSSL_NO_RC2
130 if (!PKCS7_simple_smimecap (smcap, NID_rc2_cbc, 40))
131 goto err;
132#endif
133 if (!PKCS7_add_attrib_smimecap (si, smcap))
134 goto err;
135 sk_X509_ALGOR_pop_free(smcap, X509_ALGOR_free);
136 smcap = NULL;
137 }
138 }
139
140 if(flags & PKCS7_DETACHED)PKCS7_set_detached(p7, 1);
141
142 if (flags & PKCS7_STREAM)
143 return p7;
144
145
146 if (!(p7bio = PKCS7_dataInit(p7, NULL))) {
147 PKCS7err(PKCS7_F_PKCS7_SIGN,ERR_R_MALLOC_FAILURE);
148 goto err;
149 }
150
151 SMIME_crlf_copy(data, p7bio, flags);
152
153
154 if (!PKCS7_dataFinal(p7,p7bio)) {
155 PKCS7err(PKCS7_F_PKCS7_SIGN,PKCS7_R_PKCS7_DATASIGN);
156 goto err;
157 }
158
159 BIO_free_all(p7bio);
160 return p7;
161err:
162 sk_X509_ALGOR_pop_free(smcap, X509_ALGOR_free);
163 BIO_free_all(p7bio);
164 PKCS7_free(p7);
165 return NULL;
166}
167
168int PKCS7_verify(PKCS7 *p7, STACK_OF(X509) *certs, X509_STORE *store,
169 BIO *indata, BIO *out, int flags)
170{
171 STACK_OF(X509) *signers;
172 X509 *signer;
173 STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
174 PKCS7_SIGNER_INFO *si;
175 X509_STORE_CTX cert_ctx;
176 char buf[4096];
177 int i, j=0, k, ret = 0;
178 BIO *p7bio;
179 BIO *tmpin, *tmpout;
180
181 if(!p7) {
182 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_INVALID_NULL_POINTER);
183 return 0;
184 }
185
186 if(!PKCS7_type_is_signed(p7)) {
187 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_WRONG_CONTENT_TYPE);
188 return 0;
189 }
190
191 /* Check for no data and no content: no data to verify signature */
192 if(PKCS7_get_detached(p7) && !indata) {
193 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_NO_CONTENT);
194 return 0;
195 }
196#if 0
197 /* NB: this test commented out because some versions of Netscape
198 * illegally include zero length content when signing data.
199 */
200
201 /* Check for data and content: two sets of data */
202 if(!PKCS7_get_detached(p7) && indata) {
203 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_CONTENT_AND_DATA_PRESENT);
204 return 0;
205 }
206#endif
207
208 sinfos = PKCS7_get_signer_info(p7);
209
210 if(!sinfos || !sk_PKCS7_SIGNER_INFO_num(sinfos)) {
211 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_NO_SIGNATURES_ON_DATA);
212 return 0;
213 }
214
215
216 signers = PKCS7_get0_signers(p7, certs, flags);
217
218 if(!signers) return 0;
219
220 /* Now verify the certificates */
221
222 if (!(flags & PKCS7_NOVERIFY)) for (k = 0; k < sk_X509_num(signers); k++) {
223 signer = sk_X509_value (signers, k);
224 if (!(flags & PKCS7_NOCHAIN)) {
225 if(!X509_STORE_CTX_init(&cert_ctx, store, signer,
226 p7->d.sign->cert))
227 {
228 PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_X509_LIB);
229 sk_X509_free(signers);
230 return 0;
231 }
232 X509_STORE_CTX_set_purpose(&cert_ctx,
233 X509_PURPOSE_SMIME_SIGN);
234 } else if(!X509_STORE_CTX_init (&cert_ctx, store, signer, NULL)) {
235 PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_X509_LIB);
236 sk_X509_free(signers);
237 return 0;
238 }
239 if (!(flags & PKCS7_NOCRL))
240 X509_STORE_CTX_set0_crls(&cert_ctx, p7->d.sign->crl);
241 i = X509_verify_cert(&cert_ctx);
242 if (i <= 0) j = X509_STORE_CTX_get_error(&cert_ctx);
243 X509_STORE_CTX_cleanup(&cert_ctx);
244 if (i <= 0) {
245 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_CERTIFICATE_VERIFY_ERROR);
246 ERR_add_error_data(2, "Verify error:",
247 X509_verify_cert_error_string(j));
248 sk_X509_free(signers);
249 return 0;
250 }
251 /* Check for revocation status here */
252 }
253
254 /* Performance optimization: if the content is a memory BIO then
255 * store its contents in a temporary read only memory BIO. This
256 * avoids potentially large numbers of slow copies of data which will
257 * occur when reading from a read write memory BIO when signatures
258 * are calculated.
259 */
260
261 if (indata && (BIO_method_type(indata) == BIO_TYPE_MEM))
262 {
263 char *ptr;
264 long len;
265 len = BIO_get_mem_data(indata, &ptr);
266 tmpin = BIO_new_mem_buf(ptr, len);
267 if (tmpin == NULL)
268 {
269 PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_MALLOC_FAILURE);
270 return 0;
271 }
272 }
273 else
274 tmpin = indata;
275
276
277 if (!(p7bio=PKCS7_dataInit(p7,tmpin)))
278 goto err;
279
280 if(flags & PKCS7_TEXT) {
281 if(!(tmpout = BIO_new(BIO_s_mem()))) {
282 PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_MALLOC_FAILURE);
283 goto err;
284 }
285 } else tmpout = out;
286
287 /* We now have to 'read' from p7bio to calculate digests etc. */
288 for (;;)
289 {
290 i=BIO_read(p7bio,buf,sizeof(buf));
291 if (i <= 0) break;
292 if (tmpout) BIO_write(tmpout, buf, i);
293 }
294
295 if(flags & PKCS7_TEXT) {
296 if(!SMIME_text(tmpout, out)) {
297 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_SMIME_TEXT_ERROR);
298 BIO_free(tmpout);
299 goto err;
300 }
301 BIO_free(tmpout);
302 }
303
304 /* Now Verify All Signatures */
305 if (!(flags & PKCS7_NOSIGS))
306 for (i=0; i<sk_PKCS7_SIGNER_INFO_num(sinfos); i++)
307 {
308 si=sk_PKCS7_SIGNER_INFO_value(sinfos,i);
309 signer = sk_X509_value (signers, i);
310 j=PKCS7_signatureVerify(p7bio,p7,si, signer);
311 if (j <= 0) {
312 PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_SIGNATURE_FAILURE);
313 goto err;
314 }
315 }
316
317 ret = 1;
318
319 err:
320
321 if (tmpin == indata)
322 {
323 if (indata) BIO_pop(p7bio);
324 }
325 BIO_free_all(p7bio);
326
327 sk_X509_free(signers);
328
329 return ret;
330}
331
332STACK_OF(X509) *PKCS7_get0_signers(PKCS7 *p7, STACK_OF(X509) *certs, int flags)
333{
334 STACK_OF(X509) *signers;
335 STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
336 PKCS7_SIGNER_INFO *si;
337 PKCS7_ISSUER_AND_SERIAL *ias;
338 X509 *signer;
339 int i;
340
341 if(!p7) {
342 PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_INVALID_NULL_POINTER);
343 return NULL;
344 }
345
346 if(!PKCS7_type_is_signed(p7)) {
347 PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_WRONG_CONTENT_TYPE);
348 return NULL;
349 }
350
351 /* Collect all the signers together */
352
353 sinfos = PKCS7_get_signer_info(p7);
354
355 if(sk_PKCS7_SIGNER_INFO_num(sinfos) <= 0) {
356 PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_NO_SIGNERS);
357 return NULL;
358 }
359
360 if(!(signers = sk_X509_new_null())) {
361 PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,ERR_R_MALLOC_FAILURE);
362 return NULL;
363 }
364
365 for (i = 0; i < sk_PKCS7_SIGNER_INFO_num(sinfos); i++)
366 {
367 si = sk_PKCS7_SIGNER_INFO_value(sinfos, i);
368 ias = si->issuer_and_serial;
369 signer = NULL;
370 /* If any certificates passed they take priority */
371 if (certs) signer = X509_find_by_issuer_and_serial (certs,
372 ias->issuer, ias->serial);
373 if (!signer && !(flags & PKCS7_NOINTERN)
374 && p7->d.sign->cert) signer =
375 X509_find_by_issuer_and_serial (p7->d.sign->cert,
376 ias->issuer, ias->serial);
377 if (!signer) {
378 PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_SIGNER_CERTIFICATE_NOT_FOUND);
379 sk_X509_free(signers);
380 return NULL;
381 }
382
383 if (!sk_X509_push(signers, signer)) {
384 sk_X509_free(signers);
385 return NULL;
386 }
387 }
388 return signers;
389}
390
391
392/* Build a complete PKCS#7 enveloped data */
393
394PKCS7 *PKCS7_encrypt(STACK_OF(X509) *certs, BIO *in, const EVP_CIPHER *cipher,
395 int flags)
396{
397 PKCS7 *p7;
398 BIO *p7bio = NULL;
399 int i;
400 X509 *x509;
401 if(!(p7 = PKCS7_new())) {
402 PKCS7err(PKCS7_F_PKCS7_ENCRYPT,ERR_R_MALLOC_FAILURE);
403 return NULL;
404 }
405
406 if (!PKCS7_set_type(p7, NID_pkcs7_enveloped))
407 goto err;
408 if(!PKCS7_set_cipher(p7, cipher)) {
409 PKCS7err(PKCS7_F_PKCS7_ENCRYPT,PKCS7_R_ERROR_SETTING_CIPHER);
410 goto err;
411 }
412
413 for(i = 0; i < sk_X509_num(certs); i++) {
414 x509 = sk_X509_value(certs, i);
415 if(!PKCS7_add_recipient(p7, x509)) {
416 PKCS7err(PKCS7_F_PKCS7_ENCRYPT,
417 PKCS7_R_ERROR_ADDING_RECIPIENT);
418 goto err;
419 }
420 }
421
422 if(!(p7bio = PKCS7_dataInit(p7, NULL))) {
423 PKCS7err(PKCS7_F_PKCS7_ENCRYPT,ERR_R_MALLOC_FAILURE);
424 goto err;
425 }
426
427 SMIME_crlf_copy(in, p7bio, flags);
428
429 (void)BIO_flush(p7bio);
430
431 if (!PKCS7_dataFinal(p7,p7bio)) {
432 PKCS7err(PKCS7_F_PKCS7_ENCRYPT,PKCS7_R_PKCS7_DATAFINAL_ERROR);
433 goto err;
434 }
435 BIO_free_all(p7bio);
436
437 return p7;
438
439 err:
440
441 BIO_free_all(p7bio);
442 PKCS7_free(p7);
443 return NULL;
444
445}
446
447int PKCS7_decrypt(PKCS7 *p7, EVP_PKEY *pkey, X509 *cert, BIO *data, int flags)
448{
449 BIO *tmpmem;
450 int ret, i;
451 char buf[4096];
452
453 if(!p7) {
454 PKCS7err(PKCS7_F_PKCS7_DECRYPT,PKCS7_R_INVALID_NULL_POINTER);
455 return 0;
456 }
457
458 if(!PKCS7_type_is_enveloped(p7)) {
459 PKCS7err(PKCS7_F_PKCS7_DECRYPT,PKCS7_R_WRONG_CONTENT_TYPE);
460 return 0;
461 }
462
463 if(cert && !X509_check_private_key(cert, pkey)) {
464 PKCS7err(PKCS7_F_PKCS7_DECRYPT,
465 PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
466 return 0;
467 }
468
469 if(!(tmpmem = PKCS7_dataDecode(p7, pkey, NULL, cert))) {
470 PKCS7err(PKCS7_F_PKCS7_DECRYPT, PKCS7_R_DECRYPT_ERROR);
471 return 0;
472 }
473
474 if (flags & PKCS7_TEXT) {
475 BIO *tmpbuf, *bread;
476 /* Encrypt BIOs can't do BIO_gets() so add a buffer BIO */
477 if(!(tmpbuf = BIO_new(BIO_f_buffer()))) {
478 PKCS7err(PKCS7_F_PKCS7_DECRYPT, ERR_R_MALLOC_FAILURE);
479 BIO_free_all(tmpmem);
480 return 0;
481 }
482 if(!(bread = BIO_push(tmpbuf, tmpmem))) {
483 PKCS7err(PKCS7_F_PKCS7_DECRYPT, ERR_R_MALLOC_FAILURE);
484 BIO_free_all(tmpbuf);
485 BIO_free_all(tmpmem);
486 return 0;
487 }
488 ret = SMIME_text(bread, data);
489 BIO_free_all(bread);
490 return ret;
491 } else {
492 for(;;) {
493 i = BIO_read(tmpmem, buf, sizeof(buf));
494 if(i <= 0) break;
495 BIO_write(data, buf, i);
496 }
497 BIO_free_all(tmpmem);
498 return 1;
499 }
500}
diff --git a/src/lib/libcrypto/pkcs7/pkcs7.h b/src/lib/libcrypto/pkcs7/pkcs7.h
new file mode 100644
index 0000000000..cc092d262d
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pkcs7.h
@@ -0,0 +1,464 @@
1/* crypto/pkcs7/pkcs7.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef HEADER_PKCS7_H
60#define HEADER_PKCS7_H
61
62#include <openssl/asn1.h>
63#include <openssl/bio.h>
64#include <openssl/e_os2.h>
65
66#include <openssl/symhacks.h>
67#include <openssl/ossl_typ.h>
68
69#ifdef __cplusplus
70extern "C" {
71#endif
72
73#ifdef OPENSSL_SYS_WIN32
74/* Under Win32 thes are defined in wincrypt.h */
75#undef PKCS7_ISSUER_AND_SERIAL
76#undef PKCS7_SIGNER_INFO
77#endif
78
79/*
80Encryption_ID DES-CBC
81Digest_ID MD5
82Digest_Encryption_ID rsaEncryption
83Key_Encryption_ID rsaEncryption
84*/
85
86typedef struct pkcs7_issuer_and_serial_st
87 {
88 X509_NAME *issuer;
89 ASN1_INTEGER *serial;
90 } PKCS7_ISSUER_AND_SERIAL;
91
92typedef struct pkcs7_signer_info_st
93 {
94 ASN1_INTEGER *version; /* version 1 */
95 PKCS7_ISSUER_AND_SERIAL *issuer_and_serial;
96 X509_ALGOR *digest_alg;
97 STACK_OF(X509_ATTRIBUTE) *auth_attr; /* [ 0 ] */
98 X509_ALGOR *digest_enc_alg;
99 ASN1_OCTET_STRING *enc_digest;
100 STACK_OF(X509_ATTRIBUTE) *unauth_attr; /* [ 1 ] */
101
102 /* The private key to sign with */
103 EVP_PKEY *pkey;
104 } PKCS7_SIGNER_INFO;
105
106DECLARE_STACK_OF(PKCS7_SIGNER_INFO)
107DECLARE_ASN1_SET_OF(PKCS7_SIGNER_INFO)
108
109typedef struct pkcs7_recip_info_st
110 {
111 ASN1_INTEGER *version; /* version 0 */
112 PKCS7_ISSUER_AND_SERIAL *issuer_and_serial;
113 X509_ALGOR *key_enc_algor;
114 ASN1_OCTET_STRING *enc_key;
115 X509 *cert; /* get the pub-key from this */
116 } PKCS7_RECIP_INFO;
117
118DECLARE_STACK_OF(PKCS7_RECIP_INFO)
119DECLARE_ASN1_SET_OF(PKCS7_RECIP_INFO)
120
121typedef struct pkcs7_signed_st
122 {
123 ASN1_INTEGER *version; /* version 1 */
124 STACK_OF(X509_ALGOR) *md_algs; /* md used */
125 STACK_OF(X509) *cert; /* [ 0 ] */
126 STACK_OF(X509_CRL) *crl; /* [ 1 ] */
127 STACK_OF(PKCS7_SIGNER_INFO) *signer_info;
128
129 struct pkcs7_st *contents;
130 } PKCS7_SIGNED;
131/* The above structure is very very similar to PKCS7_SIGN_ENVELOPE.
132 * How about merging the two */
133
134typedef struct pkcs7_enc_content_st
135 {
136 ASN1_OBJECT *content_type;
137 X509_ALGOR *algorithm;
138 ASN1_OCTET_STRING *enc_data; /* [ 0 ] */
139 const EVP_CIPHER *cipher;
140 } PKCS7_ENC_CONTENT;
141
142typedef struct pkcs7_enveloped_st
143 {
144 ASN1_INTEGER *version; /* version 0 */
145 STACK_OF(PKCS7_RECIP_INFO) *recipientinfo;
146 PKCS7_ENC_CONTENT *enc_data;
147 } PKCS7_ENVELOPE;
148
149typedef struct pkcs7_signedandenveloped_st
150 {
151 ASN1_INTEGER *version; /* version 1 */
152 STACK_OF(X509_ALGOR) *md_algs; /* md used */
153 STACK_OF(X509) *cert; /* [ 0 ] */
154 STACK_OF(X509_CRL) *crl; /* [ 1 ] */
155 STACK_OF(PKCS7_SIGNER_INFO) *signer_info;
156
157 PKCS7_ENC_CONTENT *enc_data;
158 STACK_OF(PKCS7_RECIP_INFO) *recipientinfo;
159 } PKCS7_SIGN_ENVELOPE;
160
161typedef struct pkcs7_digest_st
162 {
163 ASN1_INTEGER *version; /* version 0 */
164 X509_ALGOR *md; /* md used */
165 struct pkcs7_st *contents;
166 ASN1_OCTET_STRING *digest;
167 } PKCS7_DIGEST;
168
169typedef struct pkcs7_encrypted_st
170 {
171 ASN1_INTEGER *version; /* version 0 */
172 PKCS7_ENC_CONTENT *enc_data;
173 } PKCS7_ENCRYPT;
174
175typedef struct pkcs7_st
176 {
177 /* The following is non NULL if it contains ASN1 encoding of
178 * this structure */
179 unsigned char *asn1;
180 long length;
181
182#define PKCS7_S_HEADER 0
183#define PKCS7_S_BODY 1
184#define PKCS7_S_TAIL 2
185 int state; /* used during processing */
186
187 int detached;
188
189 ASN1_OBJECT *type;
190 /* content as defined by the type */
191 /* all encryption/message digests are applied to the 'contents',
192 * leaving out the 'type' field. */
193 union {
194 char *ptr;
195
196 /* NID_pkcs7_data */
197 ASN1_OCTET_STRING *data;
198
199 /* NID_pkcs7_signed */
200 PKCS7_SIGNED *sign;
201
202 /* NID_pkcs7_enveloped */
203 PKCS7_ENVELOPE *enveloped;
204
205 /* NID_pkcs7_signedAndEnveloped */
206 PKCS7_SIGN_ENVELOPE *signed_and_enveloped;
207
208 /* NID_pkcs7_digest */
209 PKCS7_DIGEST *digest;
210
211 /* NID_pkcs7_encrypted */
212 PKCS7_ENCRYPT *encrypted;
213
214 /* Anything else */
215 ASN1_TYPE *other;
216 } d;
217 } PKCS7;
218
219DECLARE_STACK_OF(PKCS7)
220DECLARE_ASN1_SET_OF(PKCS7)
221DECLARE_PKCS12_STACK_OF(PKCS7)
222
223#define PKCS7_OP_SET_DETACHED_SIGNATURE 1
224#define PKCS7_OP_GET_DETACHED_SIGNATURE 2
225
226#define PKCS7_get_signed_attributes(si) ((si)->auth_attr)
227#define PKCS7_get_attributes(si) ((si)->unauth_attr)
228
229#define PKCS7_type_is_signed(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_signed)
230#define PKCS7_type_is_encrypted(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_encrypted)
231#define PKCS7_type_is_enveloped(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_enveloped)
232#define PKCS7_type_is_signedAndEnveloped(a) \
233 (OBJ_obj2nid((a)->type) == NID_pkcs7_signedAndEnveloped)
234#define PKCS7_type_is_data(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_data)
235
236#define PKCS7_type_is_digest(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_digest)
237
238#define PKCS7_set_detached(p,v) \
239 PKCS7_ctrl(p,PKCS7_OP_SET_DETACHED_SIGNATURE,v,NULL)
240#define PKCS7_get_detached(p) \
241 PKCS7_ctrl(p,PKCS7_OP_GET_DETACHED_SIGNATURE,0,NULL)
242
243#define PKCS7_is_detached(p7) (PKCS7_type_is_signed(p7) && PKCS7_get_detached(p7))
244
245#ifdef SSLEAY_MACROS
246#ifndef PKCS7_ISSUER_AND_SERIAL_digest
247#define PKCS7_ISSUER_AND_SERIAL_digest(data,type,md,len) \
248 ASN1_digest((int (*)())i2d_PKCS7_ISSUER_AND_SERIAL,type,\
249 (char *)data,md,len)
250#endif
251#endif
252
253/* S/MIME related flags */
254
255#define PKCS7_TEXT 0x1
256#define PKCS7_NOCERTS 0x2
257#define PKCS7_NOSIGS 0x4
258#define PKCS7_NOCHAIN 0x8
259#define PKCS7_NOINTERN 0x10
260#define PKCS7_NOVERIFY 0x20
261#define PKCS7_DETACHED 0x40
262#define PKCS7_BINARY 0x80
263#define PKCS7_NOATTR 0x100
264#define PKCS7_NOSMIMECAP 0x200
265#define PKCS7_NOOLDMIMETYPE 0x400
266#define PKCS7_CRLFEOL 0x800
267#define PKCS7_STREAM 0x1000
268#define PKCS7_NOCRL 0x2000
269
270/* Flags: for compatibility with older code */
271
272#define SMIME_TEXT PKCS7_TEXT
273#define SMIME_NOCERTS PKCS7_NOCERTS
274#define SMIME_NOSIGS PKCS7_NOSIGS
275#define SMIME_NOCHAIN PKCS7_NOCHAIN
276#define SMIME_NOINTERN PKCS7_NOINTERN
277#define SMIME_NOVERIFY PKCS7_NOVERIFY
278#define SMIME_DETACHED PKCS7_DETACHED
279#define SMIME_BINARY PKCS7_BINARY
280#define SMIME_NOATTR PKCS7_NOATTR
281
282DECLARE_ASN1_FUNCTIONS(PKCS7_ISSUER_AND_SERIAL)
283
284#ifndef SSLEAY_MACROS
285int PKCS7_ISSUER_AND_SERIAL_digest(PKCS7_ISSUER_AND_SERIAL *data,const EVP_MD *type,
286 unsigned char *md,unsigned int *len);
287#ifndef OPENSSL_NO_FP_API
288PKCS7 *d2i_PKCS7_fp(FILE *fp,PKCS7 **p7);
289int i2d_PKCS7_fp(FILE *fp,PKCS7 *p7);
290#endif
291PKCS7 *PKCS7_dup(PKCS7 *p7);
292PKCS7 *d2i_PKCS7_bio(BIO *bp,PKCS7 **p7);
293int i2d_PKCS7_bio(BIO *bp,PKCS7 *p7);
294#endif
295
296DECLARE_ASN1_FUNCTIONS(PKCS7_SIGNER_INFO)
297DECLARE_ASN1_FUNCTIONS(PKCS7_RECIP_INFO)
298DECLARE_ASN1_FUNCTIONS(PKCS7_SIGNED)
299DECLARE_ASN1_FUNCTIONS(PKCS7_ENC_CONTENT)
300DECLARE_ASN1_FUNCTIONS(PKCS7_ENVELOPE)
301DECLARE_ASN1_FUNCTIONS(PKCS7_SIGN_ENVELOPE)
302DECLARE_ASN1_FUNCTIONS(PKCS7_DIGEST)
303DECLARE_ASN1_FUNCTIONS(PKCS7_ENCRYPT)
304DECLARE_ASN1_FUNCTIONS(PKCS7)
305
306DECLARE_ASN1_ITEM(PKCS7_ATTR_SIGN)
307DECLARE_ASN1_ITEM(PKCS7_ATTR_VERIFY)
308
309DECLARE_ASN1_NDEF_FUNCTION(PKCS7)
310
311long PKCS7_ctrl(PKCS7 *p7, int cmd, long larg, char *parg);
312
313int PKCS7_set_type(PKCS7 *p7, int type);
314int PKCS7_set0_type_other(PKCS7 *p7, int type, ASN1_TYPE *other);
315int PKCS7_set_content(PKCS7 *p7, PKCS7 *p7_data);
316int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
317 const EVP_MD *dgst);
318int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *p7i);
319int PKCS7_add_certificate(PKCS7 *p7, X509 *x509);
320int PKCS7_add_crl(PKCS7 *p7, X509_CRL *x509);
321int PKCS7_content_new(PKCS7 *p7, int nid);
322int PKCS7_dataVerify(X509_STORE *cert_store, X509_STORE_CTX *ctx,
323 BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si);
324int PKCS7_signatureVerify(BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si,
325 X509 *x509);
326
327BIO *PKCS7_dataInit(PKCS7 *p7, BIO *bio);
328int PKCS7_dataFinal(PKCS7 *p7, BIO *bio);
329BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert);
330
331
332PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509,
333 EVP_PKEY *pkey, const EVP_MD *dgst);
334X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si);
335int PKCS7_set_digest(PKCS7 *p7, const EVP_MD *md);
336STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7);
337
338PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509);
339int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri);
340int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509);
341int PKCS7_set_cipher(PKCS7 *p7, const EVP_CIPHER *cipher);
342
343PKCS7_ISSUER_AND_SERIAL *PKCS7_get_issuer_and_serial(PKCS7 *p7, int idx);
344ASN1_OCTET_STRING *PKCS7_digest_from_attributes(STACK_OF(X509_ATTRIBUTE) *sk);
345int PKCS7_add_signed_attribute(PKCS7_SIGNER_INFO *p7si,int nid,int type,
346 void *data);
347int PKCS7_add_attribute (PKCS7_SIGNER_INFO *p7si, int nid, int atrtype,
348 void *value);
349ASN1_TYPE *PKCS7_get_attribute(PKCS7_SIGNER_INFO *si, int nid);
350ASN1_TYPE *PKCS7_get_signed_attribute(PKCS7_SIGNER_INFO *si, int nid);
351int PKCS7_set_signed_attributes(PKCS7_SIGNER_INFO *p7si,
352 STACK_OF(X509_ATTRIBUTE) *sk);
353int PKCS7_set_attributes(PKCS7_SIGNER_INFO *p7si,STACK_OF(X509_ATTRIBUTE) *sk);
354
355
356PKCS7 *PKCS7_sign(X509 *signcert, EVP_PKEY *pkey, STACK_OF(X509) *certs,
357 BIO *data, int flags);
358int PKCS7_verify(PKCS7 *p7, STACK_OF(X509) *certs, X509_STORE *store,
359 BIO *indata, BIO *out, int flags);
360STACK_OF(X509) *PKCS7_get0_signers(PKCS7 *p7, STACK_OF(X509) *certs, int flags);
361PKCS7 *PKCS7_encrypt(STACK_OF(X509) *certs, BIO *in, const EVP_CIPHER *cipher,
362 int flags);
363int PKCS7_decrypt(PKCS7 *p7, EVP_PKEY *pkey, X509 *cert, BIO *data, int flags);
364
365int PKCS7_add_attrib_smimecap(PKCS7_SIGNER_INFO *si,
366 STACK_OF(X509_ALGOR) *cap);
367STACK_OF(X509_ALGOR) *PKCS7_get_smimecap(PKCS7_SIGNER_INFO *si);
368int PKCS7_simple_smimecap(STACK_OF(X509_ALGOR) *sk, int nid, int arg);
369
370int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags);
371PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont);
372int SMIME_crlf_copy(BIO *in, BIO *out, int flags);
373int SMIME_text(BIO *in, BIO *out);
374
375/* BEGIN ERROR CODES */
376/* The following lines are auto generated by the script mkerr.pl. Any changes
377 * made after this point may be overwritten when the script is next run.
378 */
379void ERR_load_PKCS7_strings(void);
380
381/* Error codes for the PKCS7 functions. */
382
383/* Function codes. */
384#define PKCS7_F_B64_READ_PKCS7 120
385#define PKCS7_F_B64_WRITE_PKCS7 121
386#define PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP 118
387#define PKCS7_F_PKCS7_ADD_CERTIFICATE 100
388#define PKCS7_F_PKCS7_ADD_CRL 101
389#define PKCS7_F_PKCS7_ADD_RECIPIENT_INFO 102
390#define PKCS7_F_PKCS7_ADD_SIGNER 103
391#define PKCS7_F_PKCS7_BIO_ADD_DIGEST 125
392#define PKCS7_F_PKCS7_CTRL 104
393#define PKCS7_F_PKCS7_DATADECODE 112
394#define PKCS7_F_PKCS7_DATAFINAL 128
395#define PKCS7_F_PKCS7_DATAINIT 105
396#define PKCS7_F_PKCS7_DATASIGN 106
397#define PKCS7_F_PKCS7_DATAVERIFY 107
398#define PKCS7_F_PKCS7_DECRYPT 114
399#define PKCS7_F_PKCS7_ENCRYPT 115
400#define PKCS7_F_PKCS7_FIND_DIGEST 127
401#define PKCS7_F_PKCS7_GET0_SIGNERS 124
402#define PKCS7_F_PKCS7_SET_CIPHER 108
403#define PKCS7_F_PKCS7_SET_CONTENT 109
404#define PKCS7_F_PKCS7_SET_DIGEST 126
405#define PKCS7_F_PKCS7_SET_TYPE 110
406#define PKCS7_F_PKCS7_SIGN 116
407#define PKCS7_F_PKCS7_SIGNATUREVERIFY 113
408#define PKCS7_F_PKCS7_SIMPLE_SMIMECAP 119
409#define PKCS7_F_PKCS7_VERIFY 117
410#define PKCS7_F_SMIME_READ_PKCS7 122
411#define PKCS7_F_SMIME_TEXT 123
412
413/* Reason codes. */
414#define PKCS7_R_CERTIFICATE_VERIFY_ERROR 117
415#define PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER 144
416#define PKCS7_R_CIPHER_NOT_INITIALIZED 116
417#define PKCS7_R_CONTENT_AND_DATA_PRESENT 118
418#define PKCS7_R_DECODE_ERROR 130
419#define PKCS7_R_DECRYPTED_KEY_IS_WRONG_LENGTH 100
420#define PKCS7_R_DECRYPT_ERROR 119
421#define PKCS7_R_DIGEST_FAILURE 101
422#define PKCS7_R_ERROR_ADDING_RECIPIENT 120
423#define PKCS7_R_ERROR_SETTING_CIPHER 121
424#define PKCS7_R_INVALID_MIME_TYPE 131
425#define PKCS7_R_INVALID_NULL_POINTER 143
426#define PKCS7_R_MIME_NO_CONTENT_TYPE 132
427#define PKCS7_R_MIME_PARSE_ERROR 133
428#define PKCS7_R_MIME_SIG_PARSE_ERROR 134
429#define PKCS7_R_MISSING_CERIPEND_INFO 103
430#define PKCS7_R_NO_CONTENT 122
431#define PKCS7_R_NO_CONTENT_TYPE 135
432#define PKCS7_R_NO_MULTIPART_BODY_FAILURE 136
433#define PKCS7_R_NO_MULTIPART_BOUNDARY 137
434#define PKCS7_R_NO_RECIPIENT_MATCHES_CERTIFICATE 115
435#define PKCS7_R_NO_RECIPIENT_MATCHES_KEY 146
436#define PKCS7_R_NO_SIGNATURES_ON_DATA 123
437#define PKCS7_R_NO_SIGNERS 142
438#define PKCS7_R_NO_SIG_CONTENT_TYPE 138
439#define PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE 104
440#define PKCS7_R_PKCS7_ADD_SIGNATURE_ERROR 124
441#define PKCS7_R_PKCS7_DATAFINAL 126
442#define PKCS7_R_PKCS7_DATAFINAL_ERROR 125
443#define PKCS7_R_PKCS7_DATASIGN 145
444#define PKCS7_R_PKCS7_PARSE_ERROR 139
445#define PKCS7_R_PKCS7_SIG_PARSE_ERROR 140
446#define PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE 127
447#define PKCS7_R_SIGNATURE_FAILURE 105
448#define PKCS7_R_SIGNER_CERTIFICATE_NOT_FOUND 128
449#define PKCS7_R_SIG_INVALID_MIME_TYPE 141
450#define PKCS7_R_SMIME_TEXT_ERROR 129
451#define PKCS7_R_UNABLE_TO_FIND_CERTIFICATE 106
452#define PKCS7_R_UNABLE_TO_FIND_MEM_BIO 107
453#define PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST 108
454#define PKCS7_R_UNKNOWN_DIGEST_TYPE 109
455#define PKCS7_R_UNKNOWN_OPERATION 110
456#define PKCS7_R_UNSUPPORTED_CIPHER_TYPE 111
457#define PKCS7_R_UNSUPPORTED_CONTENT_TYPE 112
458#define PKCS7_R_WRONG_CONTENT_TYPE 113
459#define PKCS7_R_WRONG_PKCS7_TYPE 114
460
461#ifdef __cplusplus
462}
463#endif
464#endif
diff --git a/src/lib/libcrypto/pkcs7/pkcs7err.c b/src/lib/libcrypto/pkcs7/pkcs7err.c
new file mode 100644
index 0000000000..c0e3d4cd33
--- /dev/null
+++ b/src/lib/libcrypto/pkcs7/pkcs7err.c
@@ -0,0 +1,167 @@
1/* crypto/pkcs7/pkcs7err.c */
2/* ====================================================================
3 * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56/* NOTE: this file was auto generated by the mkerr.pl script: any changes
57 * made to it will be overwritten when the script next updates this file,
58 * only reason strings will be preserved.
59 */
60
61#include <stdio.h>
62#include <openssl/err.h>
63#include <openssl/pkcs7.h>
64
65/* BEGIN ERROR CODES */
66#ifndef OPENSSL_NO_ERR
67
68#define ERR_FUNC(func) ERR_PACK(ERR_LIB_PKCS7,func,0)
69#define ERR_REASON(reason) ERR_PACK(ERR_LIB_PKCS7,0,reason)
70
71static ERR_STRING_DATA PKCS7_str_functs[]=
72 {
73{ERR_FUNC(PKCS7_F_B64_READ_PKCS7), "B64_READ_PKCS7"},
74{ERR_FUNC(PKCS7_F_B64_WRITE_PKCS7), "B64_WRITE_PKCS7"},
75{ERR_FUNC(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP), "PKCS7_add_attrib_smimecap"},
76{ERR_FUNC(PKCS7_F_PKCS7_ADD_CERTIFICATE), "PKCS7_add_certificate"},
77{ERR_FUNC(PKCS7_F_PKCS7_ADD_CRL), "PKCS7_add_crl"},
78{ERR_FUNC(PKCS7_F_PKCS7_ADD_RECIPIENT_INFO), "PKCS7_add_recipient_info"},
79{ERR_FUNC(PKCS7_F_PKCS7_ADD_SIGNER), "PKCS7_add_signer"},
80{ERR_FUNC(PKCS7_F_PKCS7_BIO_ADD_DIGEST), "PKCS7_BIO_ADD_DIGEST"},
81{ERR_FUNC(PKCS7_F_PKCS7_CTRL), "PKCS7_ctrl"},
82{ERR_FUNC(PKCS7_F_PKCS7_DATADECODE), "PKCS7_dataDecode"},
83{ERR_FUNC(PKCS7_F_PKCS7_DATAFINAL), "PKCS7_dataFinal"},
84{ERR_FUNC(PKCS7_F_PKCS7_DATAINIT), "PKCS7_dataInit"},
85{ERR_FUNC(PKCS7_F_PKCS7_DATASIGN), "PKCS7_DATASIGN"},
86{ERR_FUNC(PKCS7_F_PKCS7_DATAVERIFY), "PKCS7_dataVerify"},
87{ERR_FUNC(PKCS7_F_PKCS7_DECRYPT), "PKCS7_decrypt"},
88{ERR_FUNC(PKCS7_F_PKCS7_ENCRYPT), "PKCS7_encrypt"},
89{ERR_FUNC(PKCS7_F_PKCS7_FIND_DIGEST), "PKCS7_FIND_DIGEST"},
90{ERR_FUNC(PKCS7_F_PKCS7_GET0_SIGNERS), "PKCS7_get0_signers"},
91{ERR_FUNC(PKCS7_F_PKCS7_SET_CIPHER), "PKCS7_set_cipher"},
92{ERR_FUNC(PKCS7_F_PKCS7_SET_CONTENT), "PKCS7_set_content"},
93{ERR_FUNC(PKCS7_F_PKCS7_SET_DIGEST), "PKCS7_set_digest"},
94{ERR_FUNC(PKCS7_F_PKCS7_SET_TYPE), "PKCS7_set_type"},
95{ERR_FUNC(PKCS7_F_PKCS7_SIGN), "PKCS7_sign"},
96{ERR_FUNC(PKCS7_F_PKCS7_SIGNATUREVERIFY), "PKCS7_signatureVerify"},
97{ERR_FUNC(PKCS7_F_PKCS7_SIMPLE_SMIMECAP), "PKCS7_simple_smimecap"},
98{ERR_FUNC(PKCS7_F_PKCS7_VERIFY), "PKCS7_verify"},
99{ERR_FUNC(PKCS7_F_SMIME_READ_PKCS7), "SMIME_read_PKCS7"},
100{ERR_FUNC(PKCS7_F_SMIME_TEXT), "SMIME_text"},
101{0,NULL}
102 };
103
104static ERR_STRING_DATA PKCS7_str_reasons[]=
105 {
106{ERR_REASON(PKCS7_R_CERTIFICATE_VERIFY_ERROR),"certificate verify error"},
107{ERR_REASON(PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER),"cipher has no object identifier"},
108{ERR_REASON(PKCS7_R_CIPHER_NOT_INITIALIZED),"cipher not initialized"},
109{ERR_REASON(PKCS7_R_CONTENT_AND_DATA_PRESENT),"content and data present"},
110{ERR_REASON(PKCS7_R_DECODE_ERROR) ,"decode error"},
111{ERR_REASON(PKCS7_R_DECRYPTED_KEY_IS_WRONG_LENGTH),"decrypted key is wrong length"},
112{ERR_REASON(PKCS7_R_DECRYPT_ERROR) ,"decrypt error"},
113{ERR_REASON(PKCS7_R_DIGEST_FAILURE) ,"digest failure"},
114{ERR_REASON(PKCS7_R_ERROR_ADDING_RECIPIENT),"error adding recipient"},
115{ERR_REASON(PKCS7_R_ERROR_SETTING_CIPHER),"error setting cipher"},
116{ERR_REASON(PKCS7_R_INVALID_MIME_TYPE) ,"invalid mime type"},
117{ERR_REASON(PKCS7_R_INVALID_NULL_POINTER),"invalid null pointer"},
118{ERR_REASON(PKCS7_R_MIME_NO_CONTENT_TYPE),"mime no content type"},
119{ERR_REASON(PKCS7_R_MIME_PARSE_ERROR) ,"mime parse error"},
120{ERR_REASON(PKCS7_R_MIME_SIG_PARSE_ERROR),"mime sig parse error"},
121{ERR_REASON(PKCS7_R_MISSING_CERIPEND_INFO),"missing ceripend info"},
122{ERR_REASON(PKCS7_R_NO_CONTENT) ,"no content"},
123{ERR_REASON(PKCS7_R_NO_CONTENT_TYPE) ,"no content type"},
124{ERR_REASON(PKCS7_R_NO_MULTIPART_BODY_FAILURE),"no multipart body failure"},
125{ERR_REASON(PKCS7_R_NO_MULTIPART_BOUNDARY),"no multipart boundary"},
126{ERR_REASON(PKCS7_R_NO_RECIPIENT_MATCHES_CERTIFICATE),"no recipient matches certificate"},
127{ERR_REASON(PKCS7_R_NO_RECIPIENT_MATCHES_KEY),"no recipient matches key"},
128{ERR_REASON(PKCS7_R_NO_SIGNATURES_ON_DATA),"no signatures on data"},
129{ERR_REASON(PKCS7_R_NO_SIGNERS) ,"no signers"},
130{ERR_REASON(PKCS7_R_NO_SIG_CONTENT_TYPE) ,"no sig content type"},
131{ERR_REASON(PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE),"operation not supported on this type"},
132{ERR_REASON(PKCS7_R_PKCS7_ADD_SIGNATURE_ERROR),"pkcs7 add signature error"},
133{ERR_REASON(PKCS7_R_PKCS7_DATAFINAL) ,"pkcs7 datafinal"},
134{ERR_REASON(PKCS7_R_PKCS7_DATAFINAL_ERROR),"pkcs7 datafinal error"},
135{ERR_REASON(PKCS7_R_PKCS7_DATASIGN) ,"pkcs7 datasign"},
136{ERR_REASON(PKCS7_R_PKCS7_PARSE_ERROR) ,"pkcs7 parse error"},
137{ERR_REASON(PKCS7_R_PKCS7_SIG_PARSE_ERROR),"pkcs7 sig parse error"},
138{ERR_REASON(PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE),"private key does not match certificate"},
139{ERR_REASON(PKCS7_R_SIGNATURE_FAILURE) ,"signature failure"},
140{ERR_REASON(PKCS7_R_SIGNER_CERTIFICATE_NOT_FOUND),"signer certificate not found"},
141{ERR_REASON(PKCS7_R_SIG_INVALID_MIME_TYPE),"sig invalid mime type"},
142{ERR_REASON(PKCS7_R_SMIME_TEXT_ERROR) ,"smime text error"},
143{ERR_REASON(PKCS7_R_UNABLE_TO_FIND_CERTIFICATE),"unable to find certificate"},
144{ERR_REASON(PKCS7_R_UNABLE_TO_FIND_MEM_BIO),"unable to find mem bio"},
145{ERR_REASON(PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST),"unable to find message digest"},
146{ERR_REASON(PKCS7_R_UNKNOWN_DIGEST_TYPE) ,"unknown digest type"},
147{ERR_REASON(PKCS7_R_UNKNOWN_OPERATION) ,"unknown operation"},
148{ERR_REASON(PKCS7_R_UNSUPPORTED_CIPHER_TYPE),"unsupported cipher type"},
149{ERR_REASON(PKCS7_R_UNSUPPORTED_CONTENT_TYPE),"unsupported content type"},
150{ERR_REASON(PKCS7_R_WRONG_CONTENT_TYPE) ,"wrong content type"},
151{ERR_REASON(PKCS7_R_WRONG_PKCS7_TYPE) ,"wrong pkcs7 type"},
152{0,NULL}
153 };
154
155#endif
156
157void ERR_load_PKCS7_strings(void)
158 {
159#ifndef OPENSSL_NO_ERR
160
161 if (ERR_func_error_string(PKCS7_str_functs[0].error) == NULL)
162 {
163 ERR_load_strings(0,PKCS7_str_functs);
164 ERR_load_strings(0,PKCS7_str_reasons);
165 }
166#endif
167 }
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-12-13 17:26:59 +0000