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-rw-r--r--include/haproxy/dns_ring.h46
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diff --git a/include/haproxy/dns_ring.h b/include/haproxy/dns_ring.h
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+/*
+ * include/haproxy/dns_ring.h
+ * Exported functions for ring buffers used for disposable data.
+ * This is a fork of ring.h for DNS usage.
+ *
+ * Copyright (C) 2000-2019 Willy Tarreau - w@1wt.eu
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, version 2.1
+ * exclusively.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _HAPROXY_DNS_RING_H
+#define _HAPROXY_DNS_RING_H
+
+#include <stdlib.h>
+#include <import/ist.h>
+#include <haproxy/dns_ring-t.h>
+
+struct appctx;
+
+struct dns_ring *dns_ring_new(size_t size);
+void dns_ring_init(struct dns_ring *ring, void* area, size_t size);
+void dns_ring_free(struct dns_ring *ring);
+ssize_t dns_ring_write(struct dns_ring *ring, size_t maxlen, const struct ist pfx[], size_t npfx, const struct ist msg[], size_t nmsg);
+int dns_ring_attach(struct dns_ring *ring);
+void dns_ring_detach_appctx(struct dns_ring *ring, struct appctx *appctx, size_t ofs);
+
+#endif /* _HAPROXY_DNS_RING_H */
+
+/*
+ * Local variables:
+ * c-indent-level: 8
+ * c-basic-offset: 8
+ * End:
+ */