From 4bb261b015d382a567563571ae4d399a16caebe2 Mon Sep 17 00:00:00 2001
From: "C. McEnroe" <june@causal.agency>
Date: Mon, 27 Jul 2020 21:55:29 -0400
Subject: Import LibreSSL 3.2.0

---
 compat/pread.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 compat/pread.c

(limited to 'compat/pread.c')

diff --git a/compat/pread.c b/compat/pread.c
new file mode 100644
index 0000000..b9d6b09
--- /dev/null
+++ b/compat/pread.c
@@ -0,0 +1,29 @@
+/*
+ * Public domain
+ *
+ * Kinichiro Inoguchi <inoguchi@openbsd.org>
+ */
+
+#ifdef _WIN32
+
+#define NO_REDEF_POSIX_FUNCTIONS
+
+#include <unistd.h>
+
+ssize_t
+pread(int d, void *buf, size_t nbytes, off_t offset)
+{
+	off_t cpos, opos, rpos;
+	ssize_t bytes;
+	if((cpos = lseek(d, 0, SEEK_CUR)) == -1)
+		return -1;
+	if((opos = lseek(d, offset, SEEK_SET)) == -1)
+		return -1;
+	if((bytes = read(d, buf, nbytes)) == -1)
+		return -1;
+	if((rpos = lseek(d, cpos, SEEK_SET)) == -1)
+		return -1;
+	return bytes;
+}
+
+#endif
-- 
cgit 1.4.1