Adding upstream version 1:8.4p1.upstream/1%8.4p1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 95 insertions, 0 deletions

diff --git a/monitor.h b/monitor.h
new file mode 100644
index 0000000..683e5e0
--- /dev/null
+++ b/monitor.h
@@ -0,0 +1,95 @@
+/* $OpenBSD: monitor.h,v 1.23 2019/01/19 21:43:56 djm Exp $ */
+
+/*
+ * Copyright 2002 Niels Provos <provos@citi.umich.edu>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _MONITOR_H_
+#define _MONITOR_H_
+
+/* Please keep *_REQ_* values on even numbers and *_ANS_* on odd numbers */
+enum monitor_reqtype {
+	MONITOR_REQ_MODULI = 0, MONITOR_ANS_MODULI = 1,
+	MONITOR_REQ_FREE = 2,
+	MONITOR_REQ_AUTHSERV = 4,
+	MONITOR_REQ_SIGN = 6, MONITOR_ANS_SIGN = 7,
+	MONITOR_REQ_PWNAM = 8, MONITOR_ANS_PWNAM = 9,
+	MONITOR_REQ_AUTH2_READ_BANNER = 10, MONITOR_ANS_AUTH2_READ_BANNER = 11,
+	MONITOR_REQ_AUTHPASSWORD = 12, MONITOR_ANS_AUTHPASSWORD = 13,
+	MONITOR_REQ_BSDAUTHQUERY = 14, MONITOR_ANS_BSDAUTHQUERY = 15,
+	MONITOR_REQ_BSDAUTHRESPOND = 16, MONITOR_ANS_BSDAUTHRESPOND = 17,
+	MONITOR_REQ_KEYALLOWED = 22, MONITOR_ANS_KEYALLOWED = 23,
+	MONITOR_REQ_KEYVERIFY = 24, MONITOR_ANS_KEYVERIFY = 25,
+	MONITOR_REQ_KEYEXPORT = 26,
+	MONITOR_REQ_PTY = 28, MONITOR_ANS_PTY = 29,
+	MONITOR_REQ_PTYCLEANUP = 30,
+	MONITOR_REQ_SESSKEY = 32, MONITOR_ANS_SESSKEY = 33,
+	MONITOR_REQ_SESSID = 34,
+	MONITOR_REQ_RSAKEYALLOWED = 36, MONITOR_ANS_RSAKEYALLOWED = 37,
+	MONITOR_REQ_RSACHALLENGE = 38, MONITOR_ANS_RSACHALLENGE = 39,
+	MONITOR_REQ_RSARESPONSE = 40, MONITOR_ANS_RSARESPONSE = 41,
+	MONITOR_REQ_GSSSETUP = 42, MONITOR_ANS_GSSSETUP = 43,
+	MONITOR_REQ_GSSSTEP = 44, MONITOR_ANS_GSSSTEP = 45,
+	MONITOR_REQ_GSSUSEROK = 46, MONITOR_ANS_GSSUSEROK = 47,
+	MONITOR_REQ_GSSCHECKMIC = 48, MONITOR_ANS_GSSCHECKMIC = 49,
+	MONITOR_REQ_TERM = 50,
+
+	MONITOR_REQ_PAM_START = 100,
+	MONITOR_REQ_PAM_ACCOUNT = 102, MONITOR_ANS_PAM_ACCOUNT = 103,
+	MONITOR_REQ_PAM_INIT_CTX = 104, MONITOR_ANS_PAM_INIT_CTX = 105,
+	MONITOR_REQ_PAM_QUERY = 106, MONITOR_ANS_PAM_QUERY = 107,
+	MONITOR_REQ_PAM_RESPOND = 108, MONITOR_ANS_PAM_RESPOND = 109,
+	MONITOR_REQ_PAM_FREE_CTX = 110, MONITOR_ANS_PAM_FREE_CTX = 111,
+	MONITOR_REQ_AUDIT_EVENT = 112, MONITOR_REQ_AUDIT_COMMAND = 113,
+
+};
+
+struct ssh;
+
+struct monitor {
+	int			 m_recvfd;
+	int			 m_sendfd;
+	int			 m_log_recvfd;
+	int			 m_log_sendfd;
+	struct kex		**m_pkex;
+	pid_t			 m_pid;
+};
+
+struct monitor *monitor_init(void);
+void monitor_reinit(struct monitor *);
+
+struct Authctxt;
+void monitor_child_preauth(struct ssh *, struct monitor *);
+void monitor_child_postauth(struct ssh *, struct monitor *);
+
+void monitor_clear_keystate(struct ssh *, struct monitor *);
+void monitor_apply_keystate(struct ssh *, struct monitor *);
+
+/* Prototypes for request sending and receiving */
+void mm_request_send(int, enum monitor_reqtype, struct sshbuf *);
+void mm_request_receive(int, struct sshbuf *);
+void mm_request_receive_expect(int, enum monitor_reqtype, struct sshbuf *);
+void mm_get_keystate(struct ssh *, struct monitor *);
+
+#endif /* _MONITOR_H_ */