--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/proftpd/dtrace/ftp_provider_impl.h	Wed Mar 11 03:50:20 2015 -0700
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved.
+ */
+
+#ifndef _FTP_PROVIDER_IMPL_H
+#define	_FTP_PROVIDER_IMPL_H
+
+/*
+ * This structure must match the definition of same in ftp.d.
+ */
+typedef struct ftpproto {
+	uint32_t ftp_user;	/* user name */
+	uint32_t ftp_cmd;	/* FTP command */
+	uint32_t ftp_pathname;  /* path of file being operated upon */
+	uint32_t ftp_raddr;	/* remote address, as IPv6 address */
+	uint32_t ftp_fd;	/* fd for transfer, if any */
+	uint32_t ftp_pad;	/* padding for copyin() */
+	uint64_t ftp_nbytes;	/* bytes transferred, if any */
+} ftpproto_t;
+
+#define	FTP_TRANSFER_PROTO(proto, fh, len) \
+do { \
+	bzero((proto), sizeof (struct ftpproto)); \
+	(proto)->ftp_user = (uint32_t)session.user; \
+	(proto)->ftp_cmd = (uint32_t)session.curr_cmd; \
+	(proto)->ftp_pathname = (uint32_t)((fh)->fh_path); \
+	(proto)->ftp_raddr = \
+	    (int32_t)pr_netaddr_get_ipstr(session.c->remote_addr); \
+	(proto)->ftp_fd = (uint32_t)((fh)->fh_fd); \
+	(proto)->ftp_nbytes = (len); \
+} while (0)
+
+extern int ftp_transfer_start_enabled(void);
+extern int ftp_transfer_done_enabled(void);
+extern void ftp_transfer_start(struct ftpproto *);
+extern void ftp_transfer_done(struct ftpproto *);
+
+#endif /* _FTP_PROVIDER_IMPL_H */