From aa4d426b4d3527d7e166df1a05058c9a4a0f6683 Mon Sep 17 00:00:00 2001 From: Wojtek Kosior Date: Fri, 30 Apr 2021 00:33:56 +0200 Subject: initial/final commit --- openssl-1.1.0h/crypto/asn1/asn_pack.c | 62 +++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 openssl-1.1.0h/crypto/asn1/asn_pack.c (limited to 'openssl-1.1.0h/crypto/asn1/asn_pack.c') diff --git a/openssl-1.1.0h/crypto/asn1/asn_pack.c b/openssl-1.1.0h/crypto/asn1/asn_pack.c new file mode 100644 index 0000000..63bc306 --- /dev/null +++ b/openssl-1.1.0h/crypto/asn1/asn_pack.c @@ -0,0 +1,62 @@ +/* + * Copyright 1999-2016 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 + */ + +#include +#include "internal/cryptlib.h" +#include + +/* ASN1 packing and unpacking functions */ + +ASN1_STRING *ASN1_item_pack(void *obj, const ASN1_ITEM *it, ASN1_STRING **oct) +{ + ASN1_STRING *octmp; + + if (oct == NULL || *oct == NULL) { + if ((octmp = ASN1_STRING_new()) == NULL) { + ASN1err(ASN1_F_ASN1_ITEM_PACK, ERR_R_MALLOC_FAILURE); + return NULL; + } + } else { + octmp = *oct; + } + + OPENSSL_free(octmp->data); + octmp->data = NULL; + + if ((octmp->length = ASN1_item_i2d(obj, &octmp->data, it)) == 0) { + ASN1err(ASN1_F_ASN1_ITEM_PACK, ASN1_R_ENCODE_ERROR); + goto err; + } + if (octmp->data == NULL) { + ASN1err(ASN1_F_ASN1_ITEM_PACK, ERR_R_MALLOC_FAILURE); + goto err; + } + + if (oct != NULL && *oct == NULL) + *oct = octmp; + + return octmp; + err: + if (oct == NULL || *oct == NULL) + ASN1_STRING_free(octmp); + return NULL; +} + +/* Extract an ASN1 object from an ASN1_STRING */ + +void *ASN1_item_unpack(const ASN1_STRING *oct, const ASN1_ITEM *it) +{ + const unsigned char *p; + void *ret; + + p = oct->data; + if ((ret = ASN1_item_d2i(NULL, &p, oct->length, it)) == NULL) + ASN1err(ASN1_F_ASN1_ITEM_UNPACK, ASN1_R_DECODE_ERROR); + return ret; +} -- cgit v1.2.3