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/* crypto/pkcs7/pkcs7.h */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
#ifndef HEADER_PKCS7_H
# define HEADER_PKCS7_H
# include <openssl/asn1.h>
# include <openssl/bio.h>
# include <openssl/e_os2.h>
# include <openssl/symhacks.h>
# include <openssl/ossl_typ.h>
#ifdef __cplusplus
extern "C" {
#endif
# ifdef OPENSSL_SYS_WIN32
/* Under Win32 thes are defined in wincrypt.h */
# undef PKCS7_ISSUER_AND_SERIAL
# undef PKCS7_SIGNER_INFO
# endif
/*-
Encryption_ID DES-CBC
Digest_ID MD5
Digest_Encryption_ID rsaEncryption
Key_Encryption_ID rsaEncryption
*/
typedef struct pkcs7_issuer_and_serial_st {
X509_NAME *issuer;
ASN1_INTEGER *serial;
} PKCS7_ISSUER_AND_SERIAL;
typedef struct pkcs7_signer_info_st {
ASN1_INTEGER *version; /* version 1 */
PKCS7_ISSUER_AND_SERIAL *issuer_and_serial;
X509_ALGOR *digest_alg;
STACK_OF(X509_ATTRIBUTE) *auth_attr; /* [ 0 ] */
X509_ALGOR *digest_enc_alg;
ASN1_OCTET_STRING *enc_digest;
STACK_OF(X509_ATTRIBUTE) *unauth_attr; /* [ 1 ] */
/* The private key to sign with */
EVP_PKEY *pkey;
} PKCS7_SIGNER_INFO;
DECLARE_STACK_OF(PKCS7_SIGNER_INFO)
typedef struct pkcs7_recip_info_st {
ASN1_INTEGER *version; /* version 0 */
PKCS7_ISSUER_AND_SERIAL *issuer_and_serial;
X509_ALGOR *key_enc_algor;
ASN1_OCTET_STRING *enc_key;
X509 *cert; /* get the pub-key from this */
} PKCS7_RECIP_INFO;
DECLARE_STACK_OF(PKCS7_RECIP_INFO)
typedef struct pkcs7_signed_st {
ASN1_INTEGER *version; /* version 1 */
STACK_OF(X509_ALGOR) *md_algs; /* md used */
STACK_OF(X509) *cert; /* [ 0 ] */
STACK_OF(X509_CRL) *crl; /* [ 1 ] */
STACK_OF(PKCS7_SIGNER_INFO) *signer_info;
struct pkcs7_st *contents;
} PKCS7_SIGNED;
/*
* The above structure is very very similar to PKCS7_SIGN_ENVELOPE. How about
* merging the two
*/
typedef struct pkcs7_enc_content_st {
ASN1_OBJECT *content_type;
X509_ALGOR *algorithm;
ASN1_OCTET_STRING *enc_data; /* [ 0 ] */
const EVP_CIPHER *cipher;
} PKCS7_ENC_CONTENT;
typedef struct pkcs7_enveloped_st {
ASN1_INTEGER *version; /* version 0 */
STACK_OF(PKCS7_RECIP_INFO) *recipientinfo;
PKCS7_ENC_CONTENT *enc_data;
} PKCS7_ENVELOPE;
typedef struct pkcs7_signedandenveloped_st {
ASN1_INTEGER *version; /* version 1 */
STACK_OF(X509_ALGOR) *md_algs; /* md used */
STACK_OF(X509) *cert; /* [ 0 ] */
STACK_OF(X509_CRL) *crl; /* [ 1 ] */
STACK_OF(PKCS7_SIGNER_INFO) *signer_info;
PKCS7_ENC_CONTENT *enc_data;
STACK_OF(PKCS7_RECIP_INFO) *recipientinfo;
} PKCS7_SIGN_ENVELOPE;
typedef struct pkcs7_digest_st {
ASN1_INTEGER *version; /* version 0 */
X509_ALGOR *md; /* md used */
struct pkcs7_st *contents;
ASN1_OCTET_STRING *digest;
} PKCS7_DIGEST;
typedef struct pkcs7_encrypted_st {
ASN1_INTEGER *version; /* version 0 */
PKCS7_ENC_CONTENT *enc_data;
} PKCS7_ENCRYPT;
typedef struct pkcs7_st {
/*
* The following is non NULL if it contains ASN1 encoding of this
* structure
*/
unsigned char *asn1;
long length;
# define PKCS7_S_HEADER 0
# define PKCS7_S_BODY 1
# define PKCS7_S_TAIL 2
int state; /* used during processing */
int detached;
ASN1_OBJECT *type;
/* content as defined by the type */
/*
* all encryption/message digests are applied to the 'contents', leaving
* out the 'type' field.
*/
union {
char *ptr;
/* NID_pkcs7_data */
ASN1_OCTET_STRING *data;
/* NID_pkcs7_signed */
PKCS7_SIGNED *sign;
/* NID_pkcs7_enveloped */
PKCS7_ENVELOPE *enveloped;
/* NID_pkcs7_signedAndEnveloped */
PKCS7_SIGN_ENVELOPE *signed_and_enveloped;
/* NID_pkcs7_digest */
PKCS7_DIGEST *digest;
/* NID_pkcs7_encrypted */
PKCS7_ENCRYPT *encrypted;
/* Anything else */
ASN1_TYPE *other;
} d;
} PKCS7;
DECLARE_STACK_OF(PKCS7)
# define PKCS7_OP_SET_DETACHED_SIGNATURE 1
# define PKCS7_OP_GET_DETACHED_SIGNATURE 2
# define PKCS7_get_signed_attributes(si) ((si)->auth_attr)
# define PKCS7_get_attributes(si) ((si)->unauth_attr)
# define PKCS7_type_is_signed(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_signed)
# define PKCS7_type_is_encrypted(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_encrypted)
# define PKCS7_type_is_enveloped(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_enveloped)
# define PKCS7_type_is_signedAndEnveloped(a) \
(OBJ_obj2nid((a)->type) == NID_pkcs7_signedAndEnveloped)
# define PKCS7_type_is_data(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_data)
# define PKCS7_type_is_digest(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_digest)
# define PKCS7_set_detached(p,v) \
PKCS7_ctrl(p,PKCS7_OP_SET_DETACHED_SIGNATURE,v,NULL)
# define PKCS7_get_detached(p) \
PKCS7_ctrl(p,PKCS7_OP_GET_DETACHED_SIGNATURE,0,NULL)
# define PKCS7_is_detached(p7) (PKCS7_type_is_signed(p7) && PKCS7_get_detached(p7))
/* S/MIME related flags */
# define PKCS7_TEXT 0x1
# define PKCS7_NOCERTS 0x2
# define PKCS7_NOSIGS 0x4
# define PKCS7_NOCHAIN 0x8
# define PKCS7_NOINTERN 0x10
# define PKCS7_NOVERIFY 0x20
# define PKCS7_DETACHED 0x40
# define PKCS7_BINARY 0x80
# define PKCS7_NOATTR 0x100
# define PKCS7_NOSMIMECAP 0x200
# define PKCS7_NOOLDMIMETYPE 0x400
# define PKCS7_CRLFEOL 0x800
# define PKCS7_STREAM 0x1000
# define PKCS7_NOCRL 0x2000
# define PKCS7_PARTIAL 0x4000
# define PKCS7_REUSE_DIGEST 0x8000
/* Flags: for compatibility with older code */
# define SMIME_TEXT PKCS7_TEXT
# define SMIME_NOCERTS PKCS7_NOCERTS
# define SMIME_NOSIGS PKCS7_NOSIGS
# define SMIME_NOCHAIN PKCS7_NOCHAIN
# define SMIME_NOINTERN PKCS7_NOINTERN
# define SMIME_NOVERIFY PKCS7_NOVERIFY
# define SMIME_DETACHED PKCS7_DETACHED
# define SMIME_BINARY PKCS7_BINARY
# define SMIME_NOATTR PKCS7_NOATTR
/* CRLF ASCII canonicalisation */
# define SMIME_ASCIICRLF 0x80000
DECLARE_ASN1_FUNCTIONS(PKCS7_ISSUER_AND_SERIAL)
int PKCS7_ISSUER_AND_SERIAL_digest(PKCS7_ISSUER_AND_SERIAL *data,
const EVP_MD *type, unsigned char *md,
unsigned int *len);
# ifndef OPENSSL_NO_STDIO
PKCS7 *d2i_PKCS7_fp(FILE *fp, PKCS7 **p7);
int i2d_PKCS7_fp(FILE *fp, PKCS7 *p7);
# endif
PKCS7 *PKCS7_dup(PKCS7 *p7);
PKCS7 *d2i_PKCS7_bio(BIO *bp, PKCS7 **p7);
int i2d_PKCS7_bio(BIO *bp, PKCS7 *p7);
int i2d_PKCS7_bio_stream(BIO *out, PKCS7 *p7, BIO *in, int flags);
int PEM_write_bio_PKCS7_stream(BIO *out, PKCS7 *p7, BIO *in, int flags);
DECLARE_ASN1_FUNCTIONS(PKCS7_SIGNER_INFO)
DECLARE_ASN1_FUNCTIONS(PKCS7_RECIP_INFO)
DECLARE_ASN1_FUNCTIONS(PKCS7_SIGNED)
DECLARE_ASN1_FUNCTIONS(PKCS7_ENC_CONTENT)
DECLARE_ASN1_FUNCTIONS(PKCS7_ENVELOPE)
DECLARE_ASN1_FUNCTIONS(PKCS7_SIGN_ENVELOPE)
DECLARE_ASN1_FUNCTIONS(PKCS7_DIGEST)
DECLARE_ASN1_FUNCTIONS(PKCS7_ENCRYPT)
DECLARE_ASN1_FUNCTIONS(PKCS7)
DECLARE_ASN1_ITEM(PKCS7_ATTR_SIGN)
DECLARE_ASN1_ITEM(PKCS7_ATTR_VERIFY)
DECLARE_ASN1_NDEF_FUNCTION(PKCS7)
DECLARE_ASN1_PRINT_FUNCTION(PKCS7)
long PKCS7_ctrl(PKCS7 *p7, int cmd, long larg, char *parg);
int PKCS7_set_type(PKCS7 *p7, int type);
int PKCS7_set0_type_other(PKCS7 *p7, int type, ASN1_TYPE *other);
int PKCS7_set_content(PKCS7 *p7, PKCS7 *p7_data);
int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
const EVP_MD *dgst);
int PKCS7_SIGNER_INFO_sign(PKCS7_SIGNER_INFO *si);
int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *p7i);
int PKCS7_add_certificate(PKCS7 *p7, X509 *x509);
int PKCS7_add_crl(PKCS7 *p7, X509_CRL *x509);
int PKCS7_content_new(PKCS7 *p7, int nid);
int PKCS7_dataVerify(X509_STORE *cert_store, X509_STORE_CTX *ctx,
BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si);
int PKCS7_signatureVerify(BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si,
X509 *x509);
BIO *PKCS7_dataInit(PKCS7 *p7, BIO *bio);
int PKCS7_dataFinal(PKCS7 *p7, BIO
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