openssl/crypto/asn1/a_digest.c
Richard Levitte 12d99aac97 Deprecate ASN1_sign(), ASN1_verify() and ASN1_digest()
These are old functions that fell out of use with OpenSL 0.9.7.
It's more than time to deprecate them.

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11161)
2020-02-27 23:21:14 +01:00

68 lines
1.5 KiB
C

/*
* Copyright 1995-2016 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 <time.h>
#include <sys/types.h>
#include "internal/cryptlib.h"
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/buffer.h>
#include <openssl/x509.h>
#ifndef OPENSSL_NO_DEPRECATED_3_0
int ASN1_digest(i2d_of_void *i2d, const EVP_MD *type, char *data,
unsigned char *md, unsigned int *len)
{
int inl;
unsigned char *str, *p;
inl = i2d(data, NULL);
if (inl <= 0) {
ASN1err(ASN1_F_ASN1_DIGEST, ERR_R_INTERNAL_ERROR);
return 0;
}
if ((str = OPENSSL_malloc(inl)) == NULL) {
ASN1err(ASN1_F_ASN1_DIGEST, ERR_R_MALLOC_FAILURE);
return 0;
}
p = str;
i2d(data, &p);
if (!EVP_Digest(str, inl, md, len, type, NULL)) {
OPENSSL_free(str);
return 0;
}
OPENSSL_free(str);
return 1;
}
#endif
int ASN1_item_digest(const ASN1_ITEM *it, const EVP_MD *type, void *asn,
unsigned char *md, unsigned int *len)
{
int i;
unsigned char *str = NULL;
i = ASN1_item_i2d(asn, &str, it);
if (!str)
return 0;
if (!EVP_Digest(str, i, md, len, type, NULL)) {
OPENSSL_free(str);
return 0;
}
OPENSSL_free(str);
return 1;
}