1 files changed, 53 insertions, 0 deletions
diff --git a/include/haproxy/ring.h b/include/haproxy/ring.h
new file mode 100644
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--- /dev/null
+++ b/include/haproxy/ring.h
@@ -0,0 +1,53 @@
+/*
+ * include/haproxy/ring.h
+ * Exported functions for ring buffers used for disposable data.
+ *
+ * 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_RING_H
+#define _HAPROXY_RING_H
+
+#include <stdlib.h>
+#include <import/ist.h>
+#include <haproxy/ring-t.h>
+
+struct appctx;
+
+struct ring *ring_new(size_t size);
+struct ring *ring_make_from_area(void *area, size_t size);
+struct ring *ring_cast_from_area(void *area);
+void ring_init(struct ring *ring, void* area, size_t size);
+struct ring *ring_resize(struct ring *ring, size_t size);
+void ring_free(struct ring *ring);
+ssize_t ring_write(struct ring *ring, size_t maxlen, const struct ist pfx[], size_t npfx, const struct ist msg[], size_t nmsg);
+int ring_attach(struct ring *ring);
+void ring_detach_appctx(struct ring *ring, struct appctx *appctx, size_t ofs);
+int ring_attach_cli(struct ring *ring, struct appctx *appctx, uint flags);
+int cli_io_handler_show_ring(struct appctx *appctx);
+void cli_io_release_show_ring(struct appctx *appctx);
+
+size_t ring_max_payload(const struct ring *ring);
+
+#endif /* _HAPROXY_RING_H */
+
+/*
+ * Local variables:
+ *  c-indent-level: 8
+ *  c-basic-offset: 8
+ * End:
+ */