From e0ed944be34355cfb1cbfe3396eece4a55696665 Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Mon, 5 Feb 2007 04:31:38 +0000
Subject: [PATCH] Added ber_bvarray_dup_x()

---
 include/lber_pvt.h         |  3 +++
 libraries/liblber/memory.c | 28 ++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/include/lber_pvt.h b/include/lber_pvt.h
index 4fb4f28086..f0659a6857 100644
--- a/include/lber_pvt.h
+++ b/include/lber_pvt.h
@@ -145,6 +145,9 @@ ber_bvarray_free_x LDAP_P(( BerVarray p, void *ctx ));
 LBER_F( int )
 ber_bvarray_add_x LDAP_P(( BerVarray *p, BerValue *bv, void *ctx ));
 
+LBER_F( int )
+ber_bvarray_dup_x LDAP_P(( BerVarray *dst, BerVarray src, void *ctx ));
+
 #if 0
 #define ber_bvstrcmp(v1,v2) \
 	((v1)->bv_len < (v2)->bv_len \
diff --git a/libraries/liblber/memory.c b/libraries/liblber/memory.c
index 375988bbef..0681869862 100644
--- a/libraries/liblber/memory.c
+++ b/libraries/liblber/memory.c
@@ -744,6 +744,33 @@ ber_bvarray_free( BerVarray a )
 	ber_bvarray_free_x(a, NULL);
 }
 
+int
+ber_bvarray_dup_x( BerVarray *dst, BerVarray src, void *ctx )
+{
+	int i, j;
+	BerVarray new;
+
+	if ( !src ) {
+		*dst = NULL;
+		return 0;
+	}
+
+	for (i=0; !BER_BVISNULL( &src[i] ); i++) ;
+	new = ber_memalloc_x(( i+1 ) * sizeof(BerValue), ctx );
+	if ( !new )
+		return -1;
+	for (j=0; j<i; j++) {
+		ber_dupbv_x( &new[j], &src[j], ctx );
+		if ( BER_BVISNULL( &new[j] )) {
+			ber_bvarray_free_x( new, ctx );
+			return -1;
+		}
+	}
+	BER_BVZERO( &new[j] );
+	*dst = new;
+	return 0;
+}
+
 int
 ber_bvarray_add_x( BerVarray *a, BerValue *bv, void *ctx )
 {
@@ -784,6 +811,7 @@ ber_bvarray_add_x( BerVarray *a, BerValue *bv, void *ctx )
 
 	(*a)[n++] = *bv;
 	(*a)[n].bv_val = NULL;
+	(*a)[n].bv_len = 0;
 
 	return n;
 }
-- 
2.39.5