From eb345047decba665e3f39908336a83f039e1ece2 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Wed, 19 Jul 2017 16:01:32 -0700
Subject: [PATCH 3/3] musl fixes

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 cli/cli_readline.c |   7 +-
 ippool_api.c       |   9 ++-
 net/ppp_defs.h     | 194 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 usl/usl.h          |   4 ++
 4 files changed, 208 insertions(+), 6 deletions(-)
 create mode 100644 net/ppp_defs.h

diff --git a/cli/cli_readline.c b/cli/cli_readline.c
index 2812e6e..542935c 100644
--- a/cli/cli_readline.c
+++ b/cli/cli_readline.c
@@ -17,13 +17,14 @@
  *  Boston, MA 02110-1301 USA
  *
  *****************************************************************************/
-
+#define _GNU_SOURCE
 #include <stdio.h>
 #include <unistd.h>
 #include <sys/types.h>
 #include <sys/file.h>
 #include <sys/stat.h>
-#include <sys/errno.h>
+#include <fcntl.h>
+#include <errno.h>
 #include <signal.h>
 
 #include <readline/readline.h>
@@ -630,7 +631,7 @@ static void cli_rl_uninstall_signal_handlers(void)
 
 static int cli_rl_install_signal_handlers(void)
 {
-	__sighandler_t handler;
+	sighandler_t handler;
 
 	rl_catch_signals = 0;
 	rl_clear_signals();
diff --git a/ippool_api.c b/ippool_api.c
index 2c10c47..d1127a9 100644
--- a/ippool_api.c
+++ b/ippool_api.c
@@ -181,10 +181,13 @@ int ippool_api_rpc_check_request(SVCXPRT *xprt)
 	 * non-loopback interface, reject the request.
 	 */
 	if ((!ippool_opt_remote_rpc) &&
-	    ((xprt->xp_raddr.sin_addr.s_addr != htonl(INADDR_LOOPBACK)) &&
-	     (xprt->xp_raddr.sin_addr.s_addr != htonl(INADDR_ANY)))) {
+	    ((xprt->xp_raddr.sin6_addr.s6_addr != htonl(INADDR_LOOPBACK)) &&
+	     (xprt->xp_raddr.sin6_addr.s6_addr != htonl(INADDR_ANY)))) {
+		char straddr[INET6_ADDRSTRLEN];
+		inet_ntop(AF_INET6, &xprt->xp_raddr.sin6_addr, straddr, sizeof(straddr));
+
 		if (ippool_opt_debug) {
-			ippool_log(LOG_ERR, "Rejecting RPC request from %s", inet_ntoa(xprt->xp_raddr.sin_addr));
+			ippool_log(LOG_ERR, "Rejecting RPC request from %s", straddr);
 		}
 		svcerr_auth(xprt, AUTH_TOOWEAK);
 		return -EPERM;
diff --git a/net/ppp_defs.h b/net/ppp_defs.h
new file mode 100644
index 0000000..b06eda5
--- /dev/null
+++ b/net/ppp_defs.h
@@ -0,0 +1,194 @@
+/*	$Id: ppp_defs.h,v 1.17 2002/12/06 09:49:15 paulus Exp $	*/
+
+/*
+ * ppp_defs.h - PPP definitions.
+ *
+ * Copyright (c) 1984 Paul Mackerras. 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.
+ *
+ * 3. The name(s) of the authors of this software must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission.
+ *
+ * 4. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by Paul Mackerras
+ *     <paulus@samba.org>".
+ *
+ * THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _PPP_DEFS_H_
+#define _PPP_DEFS_H_
+
+/*
+ * The basic PPP frame.
+ */
+#define PPP_HDRLEN	4	/* octets for standard ppp header */
+#define PPP_FCSLEN	2	/* octets for FCS */
+
+/*
+ * Packet sizes
+ *
+ * Note - lcp shouldn't be allowed to negotiate stuff outside these
+ *	  limits.  See lcp.h in the pppd directory.
+ * (XXX - these constants should simply be shared by lcp.c instead
+ *	  of living in lcp.h)
+ */
+#define	PPP_MTU		1500	/* Default MTU (size of Info field) */
+#define PPP_MAXMTU	65535 - (PPP_HDRLEN + PPP_FCSLEN)
+#define PPP_MINMTU	64
+#define PPP_MRU		1500	/* default MRU = max length of info field */
+#define PPP_MAXMRU	65000	/* Largest MRU we allow */
+#define PPP_MINMRU	128
+
+#define PPP_ADDRESS(p)	(((u_char *)(p))[0])
+#define PPP_CONTROL(p)	(((u_char *)(p))[1])
+#define PPP_PROTOCOL(p)	((((u_char *)(p))[2] << 8) + ((u_char *)(p))[3])
+
+/*
+ * Significant octet values.
+ */
+#define	PPP_ALLSTATIONS	0xff	/* All-Stations broadcast address */
+#define	PPP_UI		0x03	/* Unnumbered Information */
+#define	PPP_FLAG	0x7e	/* Flag Sequence */
+#define	PPP_ESCAPE	0x7d	/* Asynchronous Control Escape */
+#define	PPP_TRANS	0x20	/* Asynchronous transparency modifier */
+
+/*
+ * Protocol field values.
+ */
+#define PPP_IP		0x21	/* Internet Protocol */
+#define PPP_AT		0x29	/* AppleTalk Protocol */
+#define PPP_IPX		0x2b	/* IPX protocol */
+#define	PPP_VJC_COMP	0x2d	/* VJ compressed TCP */
+#define	PPP_VJC_UNCOMP	0x2f	/* VJ uncompressed TCP */
+#define PPP_IPV6	0x57	/* Internet Protocol Version 6 */
+#define PPP_COMP	0xfd	/* compressed packet */
+#define PPP_IPCP	0x8021	/* IP Control Protocol */
+#define PPP_ATCP	0x8029	/* AppleTalk Control Protocol */
+#define PPP_IPXCP	0x802b	/* IPX Control Protocol */
+#define PPP_IPV6CP	0x8057	/* IPv6 Control Protocol */
+#define PPP_CCP		0x80fd	/* Compression Control Protocol */
+#define PPP_ECP		0x8053	/* Encryption Control Protocol */
+#define PPP_LCP		0xc021	/* Link Control Protocol */
+#define PPP_PAP		0xc023	/* Password Authentication Protocol */
+#define PPP_LQR		0xc025	/* Link Quality Report protocol */
+#define PPP_CHAP	0xc223	/* Cryptographic Handshake Auth. Protocol */
+#define PPP_CBCP	0xc029	/* Callback Control Protocol */
+#define PPP_EAP		0xc227	/* Extensible Authentication Protocol */
+
+/*
+ * Values for FCS calculations.
+ */
+#define PPP_INITFCS	0xffff	/* Initial FCS value */
+#define PPP_GOODFCS	0xf0b8	/* Good final FCS value */
+#define PPP_FCS(fcs, c)	(((fcs) >> 8) ^ fcstab[((fcs) ^ (c)) & 0xff])
+
+/*
+ * A 32-bit unsigned integral type.
+ */
+
+#if !defined(__BIT_TYPES_DEFINED__) && !defined(_BITYPES) \
+ && !defined(__FreeBSD__) && (NS_TARGET < 40)
+#ifdef	UINT32_T
+typedef UINT32_T	u_int32_t;
+#else
+typedef unsigned int	u_int32_t;
+typedef unsigned short  u_int16_t;
+#endif
+#endif
+
+/*
+ * Extended asyncmap - allows any character to be escaped.
+ */
+typedef u_int32_t	ext_accm[8];
+
+/*
+ * What to do with network protocol (NP) packets.
+ */
+enum NPmode {
+    NPMODE_PASS,		/* pass the packet through */
+    NPMODE_DROP,		/* silently drop the packet */
+    NPMODE_ERROR,		/* return an error */
+    NPMODE_QUEUE		/* save it up for later. */
+};
+
+/*
+ * Statistics.
+ */
+struct pppstat	{
+    unsigned int ppp_ibytes;	/* bytes received */
+    unsigned int ppp_ipackets;	/* packets received */
+    unsigned int ppp_ierrors;	/* receive errors */
+    unsigned int ppp_obytes;	/* bytes sent */
+    unsigned int ppp_opackets;	/* packets sent */
+    unsigned int ppp_oerrors;	/* transmit errors */
+};
+
+struct vjstat {
+    unsigned int vjs_packets;	/* outbound packets */
+    unsigned int vjs_compressed; /* outbound compressed packets */
+    unsigned int vjs_searches;	/* searches for connection state */
+    unsigned int vjs_misses;	/* times couldn't find conn. state */
+    unsigned int vjs_uncompressedin; /* inbound uncompressed packets */
+    unsigned int vjs_compressedin; /* inbound compressed packets */
+    unsigned int vjs_errorin;	/* inbound unknown type packets */
+    unsigned int vjs_tossed;	/* inbound packets tossed because of error */
+};
+
+struct ppp_stats {
+    struct pppstat p;		/* basic PPP statistics */
+    struct vjstat vj;		/* VJ header compression statistics */
+};
+
+struct compstat {
+    unsigned int unc_bytes;	/* total uncompressed bytes */
+    unsigned int unc_packets;	/* total uncompressed packets */
+    unsigned int comp_bytes;	/* compressed bytes */
+    unsigned int comp_packets;	/* compressed packets */
+    unsigned int inc_bytes;	/* incompressible bytes */
+    unsigned int inc_packets;	/* incompressible packets */
+    unsigned int ratio;		/* recent compression ratio << 8 */
+};
+
+struct ppp_comp_stats {
+    struct compstat c;		/* packet compression statistics */
+    struct compstat d;		/* packet decompression statistics */
+};
+
+/*
+ * The following structure records the time in seconds since
+ * the last NP packet was sent or received.
+ */
+struct ppp_idle {
+    time_t xmit_idle;		/* time since last NP packet sent */
+    time_t recv_idle;		/* time since last NP packet received */
+};
+
+#ifndef __P
+#ifdef __STDC__
+#define __P(x)	x
+#else
+#define __P(x)	()
+#endif
+#endif
+
+#endif /* _PPP_DEFS_H_ */
diff --git a/usl/usl.h b/usl/usl.h
index cdc16db..88d2714 100644
--- a/usl/usl.h
+++ b/usl/usl.h
@@ -38,6 +38,10 @@
 #include "usl_fsm.h"
 #include "usl_list.h"
 
+#ifndef WAIT_ANY
+#define WAIT_ANY (-1)
+#endif
+
 #define USL_VERSION	"0.6"
 
 #ifdef DEBUG
-- 
2.13.3