From: Dr. Stephen Henson <steve@openssl.org>
Date: Tue, 10 Aug 2004 17:40:31 +0000 (+0000)
Subject: Make ASN1_INTEGER_cmp() work as expected with negative integers.
X-Git-Tag: OpenSSL_0_9_7e~28
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=8c172bce1cc106f6e2fb90ef6f9557f80e3044bc;p=oweals%2Fopenssl.git

Make ASN1_INTEGER_cmp() work as expected with negative integers.
---

diff --git a/crypto/asn1/a_int.c b/crypto/asn1/a_int.c
index edb243c021..21cc64bb23 100644
--- a/crypto/asn1/a_int.c
+++ b/crypto/asn1/a_int.c
@@ -64,7 +64,26 @@ ASN1_INTEGER *ASN1_INTEGER_dup(ASN1_INTEGER *x)
 { return M_ASN1_INTEGER_dup(x);}
 
 int ASN1_INTEGER_cmp(ASN1_INTEGER *x, ASN1_INTEGER *y)
-{ return M_ASN1_INTEGER_cmp(x,y);}
+	{ 
+	int neg, ret;
+	/* Compare signs */
+	neg = x->type & V_ASN1_NEG;
+	if (neg != (y->type & V_ASN1_NEG))
+		{
+		if (neg)
+			return -1;
+		else
+			return 1;
+		}
+
+	ret = ASN1_STRING_cmp(x, y);
+
+	if (neg)
+		return -ret;
+	else
+		return ret;
+	}
+	
 
 /* 
  * This converts an ASN1 INTEGER into its content encoding.