From: Kris Zyp <kriszyp@gmail.com>
Date: Wed, 19 Feb 2020 05:50:41 +0000 (-0700)
Subject: ITS#9017 LMDB: allow using fixed file size on Windows
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=485465b6a700bb6a7084c875af6eaded815fb645;p=thirdparty%2Fopenldap.git

ITS#9017 LMDB: allow using fixed file size on Windows
---

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index e0b61e1c4f..994d843248 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -4760,7 +4760,14 @@ mdb_env_map(MDB_env *env, void *addr)
 		alloctype = MEM_RESERVE;
 	}
 
+#ifdef MDB_FIXEDSIZE
+	LARGE_INTEGER fsize;
+	fsize.LowPart = msize & 0xffffffff;
+	fsize.HighPart = msize >> 16 >> 16;
+	rc = NtCreateSection(&mh, access, NULL, &fsize, secprot, SEC_RESERVE, env->me_fd);
+#else
 	rc = NtCreateSection(&mh, access, NULL, NULL, secprot, SEC_RESERVE, env->me_fd);
+#endif
 	if (rc)
 		return mdb_nt2win32(rc);
 	map = addr;