| /* |
| * Copyright 1999-2021 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the Apache License 2.0 (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 |
| */ |
| |
| #include <stdio.h> |
| #include "internal/cryptlib.h" |
| #include <openssl/x509.h> |
| #include <openssl/asn1.h> |
| #include "pk7_local.h" |
| |
| /* PKCS#7 wrappers round generalised stream and MIME routines */ |
| |
| int i2d_PKCS7_bio_stream(BIO *out, PKCS7 *p7, BIO *in, int flags) |
| { |
| return i2d_ASN1_bio_stream(out, (ASN1_VALUE *)p7, in, flags, |
| ASN1_ITEM_rptr(PKCS7)); |
| } |
| |
| int PEM_write_bio_PKCS7_stream(BIO *out, PKCS7 *p7, BIO *in, int flags) |
| { |
| return PEM_write_bio_ASN1_stream(out, (ASN1_VALUE *)p7, in, flags, |
| "PKCS7", ASN1_ITEM_rptr(PKCS7)); |
| } |
| |
| int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags) |
| { |
| STACK_OF(X509_ALGOR) *mdalgs; |
| int ctype_nid = OBJ_obj2nid(p7->type); |
| const PKCS7_CTX *ctx = ossl_pkcs7_get0_ctx(p7); |
| |
| if (ctype_nid == NID_pkcs7_signed) |
| mdalgs = p7->d.sign->md_algs; |
| else |
| mdalgs = NULL; |
| |
| flags ^= SMIME_OLDMIME; |
| |
| return SMIME_write_ASN1_ex(bio, (ASN1_VALUE *)p7, data, flags, ctype_nid, |
| NID_undef, mdalgs, ASN1_ITEM_rptr(PKCS7), |
| ossl_pkcs7_ctx_get0_libctx(ctx), |
| ossl_pkcs7_ctx_get0_propq(ctx)); |
| } |
| |
| PKCS7 *SMIME_read_PKCS7_ex(BIO *bio, BIO **bcont, PKCS7 **p7) |
| { |
| PKCS7 *ret; |
| OSSL_LIB_CTX *libctx = NULL; |
| const char *propq = NULL; |
| |
| if (p7 != NULL && *p7 != NULL) { |
| libctx = (*p7)->ctx.libctx; |
| propq = (*p7)->ctx.propq; |
| } |
| |
| ret = (PKCS7 *)SMIME_read_ASN1_ex(bio, 0, bcont, ASN1_ITEM_rptr(PKCS7), |
| (ASN1_VALUE **)p7, libctx, propq); |
| if (ret != NULL) |
| ossl_pkcs7_resolve_libctx(ret); |
| return ret; |
| } |
| |
| PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont) |
| { |
| return SMIME_read_PKCS7_ex(bio, bcont, NULL); |
| } |