From c4e8a3222648fcf22ca207f1815ebbf7cd144eeb Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 19 Sep 2024 06:14:26 +0200
Subject: Adding upstream version 4.4.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 wsutil/adler32.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'wsutil/adler32.c')

diff --git a/wsutil/adler32.c b/wsutil/adler32.c
index 2830eab4..bdd99395 100644
--- a/wsutil/adler32.c
+++ b/wsutil/adler32.c
@@ -12,6 +12,13 @@
 
 #include <wsutil/adler32.h>
 
+#ifdef HAVE_ZLIBNG
+#include <zlib-ng.h>
+#else
+#ifdef HAVE_ZLIB
+#include <zlib.h>
+#endif /* HAVE_ZLIB */
+#endif
 #include <string.h>
 
 #define BASE 65521 /* largest prime smaller than 65536 */
@@ -19,6 +26,13 @@
 /*--- update_adler32 --------------------------------------------------------*/
 uint32_t update_adler32(uint32_t adler, const uint8_t *buf, size_t len)
 {
+#if defined (HAVE_ZLIB) || defined (HAVE_ZLIBNG)
+#ifdef HAVE_ZLIBNG
+  return (uint32_t)zng_adler32(adler, buf, len);
+#else
+  return (uint32_t)adler32(adler, buf, len);
+#endif
+#endif
   uint32_t s1 = adler & 0xffff;
   uint32_t s2 = (adler >> 16) & 0xffff;
   size_t n;
@@ -28,6 +42,7 @@ uint32_t update_adler32(uint32_t adler, const uint8_t *buf, size_t len)
     s2 = (s2 + s1)     % BASE;
   }
   return (s2 << 16) + s1;
+
 }
 
 /*--- adler32 ---------------------------------------------------------------*/
-- 
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