/*
* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#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>
# include <openssl/pkcs7err.h>
#ifdef __cplusplus
extern "C" {
#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;
DEFINE_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;
DEFINE_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;
DEFINE_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
# define PKCS7_NO_DUAL_CONTENT 0x10000
/* 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 *bio);
BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert);
PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509,
EVP_PKEY *pkey, const EVP_MD *dgst);
X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si);
int PKCS7_set_digest(PKCS7 *p7, const EVP_MD *md);
STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7);
PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509);
void PKCS7_SIGNER_INFO_get0_algs(PKCS7_SIGNER_INFO *si, EVP_PKEY **pk,
X509_ALGOR **pdig, X509_ALGOR **psig);
void PKCS7_RECIP_INFO_get0_alg(PKCS7_RECIP_INFO *ri, X509_ALGOR **penc);
int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri);
int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509);
int PKCS7_set_cipher(PKCS7 *p7, const EVP_CIPHER *cipher);
int PKCS7_stream(unsigned char ***boundary, PKCS7 *p7);
PKCS7_ISSUER_AND_SERIAL *PKCS7_get_issuer_and_serial(PKCS7 *p7, int idx);
ASN1_OCTET_STRING *PKCS7_digest_from_attributes(STACK_OF(X509_ATTRIBUTE) *sk);
int PKCS7_add_signed_attribute(PKCS7_SIGNER_INFO *p7si, int nid, int type,
void *data);
int PKCS7_add_attribute(PKCS7_SIGNER_INFO *p7si, int nid, int atrtype,
void *value);
ASN1_TYPE *PKCS7_get_attribute(PKCS7_SIGNER_INFO *si, int nid);
ASN1_TYPE *PKCS7_get_signed_attribute(PKCS7_SIGNER_INFO *si, int nid);
int PKCS7_set_signed_attributes(PKCS7_SIGNER_INFO *p7si,
STACK_OF(X509_ATTRIBUTE) *sk);
int PKCS7_set_attributes(PKCS7_SIGNER_INFO *p7si,
STACK_OF(X509_ATTRIBUTE) *sk);
PKCS7 *PKCS7_sign(X509 *signcert, EVP_PKEY *pkey, STACK_OF(X509) *certs,
BIO *data, int flags);
PKCS7_SIGNER_INFO *PKCS7_sign_add_signer(PKCS7 *p7,
X509 *signcert, EVP_PKEY *pkey,
const EVP_MD *md, int flags);
int PKCS7_final(PKCS7 *p7, BIO *data, int flags);
int PKCS7_verify(PKCS7 *p7, STACK_OF(X509) *certs, X509_STORE *store,
BIO *indata, BIO *out, int flags);
STACK_OF(X509) *PKCS7_get0_signers(PKCS7 *p7, STACK_OF(X509) *certs,
int flags);
PKCS7 *PKCS7_encrypt(STACK_OF(X509) *certs, BIO *in, const EVP_CIPHER *cipher,
int flags);
int PKCS7_decrypt(PKCS7 *p7, EVP_PKEY *pkey, X509 *cert, BIO *data,
int flags);
int PKCS7_add_attrib_smimecap(PKCS7_SIGNER_INFO *si,
STACK_OF(X509_ALGOR) *cap);
STACK_OF(X509_ALGOR) *PKCS7_get_smimecap(PKCS7_SIGNER_INFO *si);
int PKCS7_simple_smimecap(STACK_OF(X509_ALGOR) *sk, int nid, int arg);
int PKCS7_add_attrib_content_type(PKCS7_SIGNER_INFO *si, ASN1_OBJECT *coid);
int PKCS7_add0_attrib_signing_time(PKCS7_SIGNER_INFO *si, ASN1_TIME *t);
int PKCS7_add1_attrib_digest(PKCS7_SIGNER_INFO *si,
const unsigned char *md, int mdlen);
int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags);
PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont);
BIO *BIO_new_PKCS7(BIO *out, PKCS7 *p7);
# ifdef __cplusplus
}
# endif
#endif
