From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 src/network/res_send.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 src/network/res_send.c

(limited to 'src/network/res_send.c')

diff --git a/src/network/res_send.c b/src/network/res_send.c
new file mode 100644
index 0000000..9593164
--- /dev/null
+++ b/src/network/res_send.c
@@ -0,0 +1,17 @@
+#include <resolv.h>
+#include <string.h>
+
+int __res_send(const unsigned char *msg, int msglen, unsigned char *answer, int anslen)
+{
+	int r;
+	if (anslen < 512) {
+		unsigned char buf[512];
+		r = __res_send(msg, msglen, buf, sizeof buf);
+		if (r >= 0) memcpy(answer, buf, r < anslen ? r : anslen);
+		return r;
+	}
+	r = __res_msend(1, &msg, &msglen, &answer, &anslen, anslen);
+	return r<0 || !anslen ? -1 : anslen;
+}
+
+weak_alias(__res_send, res_send);
-- 
cgit v1.2.3