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From 5951cc004b96cd681ffdf39d3fc9238a1ff597ae Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Sun, 14 Dec 2014 23:14:15 +0000
Subject: [PATCH] Constify ASN1_TYPE_cmp add X509_ALGOR_cmp.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Reviewed-by: Emilia Käsper <emilia@openssl.org>
(cherry picked from commit 4c52816d35681c0533c25fdd3abb4b7c6962302d)
Upstream-Status: Backport
Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
---
crypto/asn1/a_type.c | 2 +-
crypto/asn1/asn1.h | 2 +-
crypto/asn1/x_algor.c | 11 +++++++++++
crypto/x509/x509.h | 1 +
4 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/crypto/asn1/a_type.c b/crypto/asn1/a_type.c
index a45d2f9..5e1bc76 100644
--- a/crypto/asn1/a_type.c
+++ b/crypto/asn1/a_type.c
@@ -113,7 +113,7 @@ IMPLEMENT_STACK_OF(ASN1_TYPE)
IMPLEMENT_ASN1_SET_OF(ASN1_TYPE)
/* Returns 0 if they are equal, != 0 otherwise. */
-int ASN1_TYPE_cmp(ASN1_TYPE *a, ASN1_TYPE *b)
+int ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b)
{
int result = -1;
diff --git a/crypto/asn1/asn1.h b/crypto/asn1/asn1.h
index 672c97f..3c45d5d 100644
--- a/crypto/asn1/asn1.h
+++ b/crypto/asn1/asn1.h
@@ -776,7 +776,7 @@ DECLARE_ASN1_FUNCTIONS_fname(ASN1_TYPE, ASN1_ANY, ASN1_TYPE)
int ASN1_TYPE_get(ASN1_TYPE *a);
void ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value);
int ASN1_TYPE_set1(ASN1_TYPE *a, int type, const void *value);
-int ASN1_TYPE_cmp(ASN1_TYPE *a, ASN1_TYPE *b);
+int ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b);
ASN1_OBJECT * ASN1_OBJECT_new(void );
void ASN1_OBJECT_free(ASN1_OBJECT *a);
diff --git a/crypto/asn1/x_algor.c b/crypto/asn1/x_algor.c
index 274e456..57cc956 100644
--- a/crypto/asn1/x_algor.c
+++ b/crypto/asn1/x_algor.c
@@ -142,3 +142,14 @@ void X509_ALGOR_set_md(X509_ALGOR *alg, const EVP_MD *md)
X509_ALGOR_set0(alg, OBJ_nid2obj(EVP_MD_type(md)), param_type, NULL);
}
+
+int X509_ALGOR_cmp(const X509_ALGOR *a, const X509_ALGOR *b)
+ {
+ int rv;
+ rv = OBJ_cmp(a->algorithm, b->algorithm);
+ if (rv)
+ return rv;
+ if (!a->parameter && !b->parameter)
+ return 0;
+ return ASN1_TYPE_cmp(a->parameter, b->parameter);
+ }
diff --git a/crypto/x509/x509.h b/crypto/x509/x509.h
index 092dd74..ed767f8 100644
--- a/crypto/x509/x509.h
+++ b/crypto/x509/x509.h
@@ -768,6 +768,7 @@ int X509_ALGOR_set0(X509_ALGOR *alg, ASN1_OBJECT *aobj, int ptype, void *pval);
void X509_ALGOR_get0(ASN1_OBJECT **paobj, int *pptype, void **ppval,
X509_ALGOR *algor);
void X509_ALGOR_set_md(X509_ALGOR *alg, const EVP_MD *md);
+int X509_ALGOR_cmp(const X509_ALGOR *a, const X509_ALGOR *b);
X509_NAME *X509_NAME_dup(X509_NAME *xn);
X509_NAME_ENTRY *X509_NAME_ENTRY_dup(X509_NAME_ENTRY *ne);
--
1.9.1
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