/* * 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