4385 Missing hosts_ctl() prototype in tcpd.h

Reviewed by: Gary Mills <gary_mills@fastmail.fm>
Reviewed by: Saso Kiselkov <skiselkov.ml@gmail.com>
Approved by: Richard Lowe <richlowe@richlowe.net>

1 files changed, 108 insertions, 102 deletions

diff --git a/usr/src/lib/libwrap/tcpd.h b/usr/src/lib/libwrap/tcpd.h
index 03cce19ae8..2cda9e01e2 100644
--- a/usr/src/lib/libwrap/tcpd.h
+++ b/usr/src/lib/libwrap/tcpd.h
@@ -1,14 +1,17 @@
 /*
+ * Copyright 2014 Sachidananda Urs <sacchi@gmail.com>
  * Copyright 2001 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
-#pragma ident	"%Z%%M%	%I%	%E% SMI"
 
- /*
-  * @(#) tcpd.h 1.5 96/03/19 16:22:24
-  * 
-  * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
-  */
+/*
+ * @(#) tcpd.h 1.5 96/03/19 16:22:24
+ *
+ * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
+ */
+
+#ifndef	_TCPD_H
+#define	_TCPD_H
 
 /*
  * HAVE_IPV6 is traditionally configured at tcp_wrappers build time but for
@@ -19,7 +22,7 @@
 
 /* Structure to describe one communications endpoint. */
 
-#define STRING_LENGTH	128		/* hosts, users, processes */
+#define	STRING_LENGTH	128		/* hosts, users, processes */
 
 #include <sys/socket.h>
 #include <netinet/in.h>
@@ -31,7 +34,7 @@ typedef struct sockaddr_gen {
 #ifdef HAVE_IPV6
 	struct sockaddr_in6	_sg_sin6;
 #endif
-    } sg_addr;
+	} sg_addr;
 } sockaddr_gen;
 
 typedef union gen_addr {
@@ -43,47 +46,47 @@ typedef union gen_addr {
 
 extern void sockgen_simplify();
 
-#define sg_sa		sg_addr._sg_sa
-#define sg_sin		sg_addr._sg_sin
-#define sg_sin6		sg_addr._sg_sin6
-#define sg_family	sg_sa.sa_family
+#define	sg_sa		sg_addr._sg_sa
+#define	sg_sin		sg_addr._sg_sin
+#define	sg_sin6		sg_addr._sg_sin6
+#define	sg_family	sg_sa.sa_family
 #ifdef HAVE_IPV6
-#define SGADDRSZ(sag)		((sag)->sg_family == AF_INET6 ? \
+#define	SGADDRSZ(sag)		((sag)->sg_family == AF_INET6 ? \
 				    sizeof (struct in6_addr) : \
 				    sizeof (struct in_addr))
-#define SGSOCKADDRSZ(sag)	((sag)->sg_family == AF_INET6 ? \
+#define	SGSOCKADDRSZ(sag)	((sag)->sg_family == AF_INET6 ? \
 				    sizeof (struct sockaddr_in6) : \
 				    sizeof (struct sockaddr_in))
-#define SGPORT(sag)		(*((sag)->sg_family == AF_INET6 ? \
+#define	SGPORT(sag)		(*((sag)->sg_family == AF_INET6 ? \
 				    &(sag)->sg_sin6.sin6_port : \
 				    &(sag)->sg_sin.sin_port))
-#define SGADDRP(sag)		(((sag)->sg_family == AF_INET6 ? \
-				    (char *) &(sag)->sg_sin6.sin6_addr : \
-				    (char *) &(sag)->sg_sin.sin_addr))
-#define SGFAM(sag)		((sag)->sg_family == AF_INET6 ? \
+#define	SGADDRP(sag)		(((sag)->sg_family == AF_INET6 ? \
+				    (char *)&(sag)->sg_sin6.sin6_addr : \
+				    (char *)&(sag)->sg_sin.sin_addr))
+#define	SGFAM(sag)		((sag)->sg_family == AF_INET6 ? \
 				    AF_INET6 : AF_INET)
 
-#define SG_IS_UNSPECIFIED(sag) \
+#define	SG_IS_UNSPECIFIED(sag) \
 		((sag)->sg_family == AF_INET6 ? \
 			IN6_IS_ADDR_UNSPECIFIED(&(sag)->sg_sin6.sin6_addr) : \
 			(sag)->sg_sin.sin_addr.s_addr == 0)
 
-#define VALID_ADDRTYPE(t)	((t) == AF_INET || (t) == AF_INET6)
+#define	VALID_ADDRTYPE(t)	((t) == AF_INET || (t) == AF_INET6)
 
 #ifndef IPV6_ABITS
-#define IPV6_ABITS 128			/* Size of IPV6 address in bits */
+#define	IPV6_ABITS 128			/* Size of IPV6 address in bits */
 #endif
 
 #else /* HAVE_IPV6 */
 
-#define SGADDRSZ(sag)		sizeof(struct in_addr)
-#define SGSOCKADDRSZ(sag)	sizeof(struct sockaddr_in)
-#define SGPORT(sag)		((sag)->sg_sin.sin_port)
-#define SGADDRP(sag)		((char*) &(sag)->sg_sin.sin_addr)
-#define SGFAM(sag)		AF_INET
-#define SG_IS_UNSPECIFIED(sag)  ((sag)->sg_sin.sin_addr.s_addr == 0)
+#define	SGADDRSZ(sag)		sizeof (struct in_addr)
+#define	SGSOCKADDRSZ(sag)	sizeof (struct sockaddr_in)
+#define	SGPORT(sag)		((sag)->sg_sin.sin_port)
+#define	SGADDRP(sag)		((char *)&(sag)->sg_sin.sin_addr)
+#define	SGFAM(sag)		AF_INET
+#define	SG_IS_UNSPECIFIED(sag)  ((sag)->sg_sin.sin_addr.s_addr == 0)
 
-#define VALID_ADDRTYPE(t)	((t) == AF_INET)
+#define	VALID_ADDRTYPE(t)	((t) == AF_INET)
 
 #endif /* HAVE_IPV6 */
 
@@ -98,7 +101,7 @@ struct host_info {
 /* Structure to describe what we know about a service request. */
 
 struct request_info {
-    int     fd;				/* socket handle */
+    int	    fd;				/* socket handle */
     char    user[STRING_LENGTH];	/* access via eval_user(request) */
     char    daemon[STRING_LENGTH];	/* access via eval_daemon(request) */
     char    pid[10];			/* access via eval_pid(request) */
@@ -113,32 +116,32 @@ struct request_info {
 
 /* Common string operations. Less clutter should be more readable. */
 
-#define STRN_CPY(d,s,l)	{ strncpy((d),(s),(l)); (d)[(l)-1] = 0; }
+#define	STRN_CPY(d, s, l)	{ strncpy((d), (s), (l)); (d)[(l)-1] = 0; }
 
-#define STRN_EQ(x,y,l)	(strncasecmp((x),(y),(l)) == 0)
-#define STRN_NE(x,y,l)	(strncasecmp((x),(y),(l)) != 0)
-#define STR_EQ(x,y)	(strcasecmp((x),(y)) == 0)
-#define STR_NE(x,y)	(strcasecmp((x),(y)) != 0)
+#define	STRN_EQ(x, y, l)	(strncasecmp((x), (y), (l)) == 0)
+#define	STRN_NE(x, y, l)	(strncasecmp((x), (y), (l)) != 0)
+#define	STR_EQ(x, y)		(strcasecmp((x), (y)) == 0)
+#define	STR_NE(x, y)		(strcasecmp((x), (y)) != 0)
 
- /*
-  * Initially, all above strings have the empty value. Information that
-  * cannot be determined at runtime is set to "unknown", so that we can
-  * distinguish between `unavailable' and `not yet looked up'. A hostname
-  * that we do not believe in is set to "paranoid".
-  */
+/*
+ * Initially, all above strings have the empty value. Information that
+ * cannot be determined at runtime is set to "unknown", so that we can
+ * distinguish between `unavailable' and `not yet looked up'. A hostname
+ * that we do not believe in is set to "paranoid".
+ */
 
-#define STRING_UNKNOWN	"unknown"	/* lookup failed */
-#define STRING_PARANOID	"paranoid"	/* hostname conflict */
+#define	STRING_UNKNOWN	"unknown"	/* lookup failed */
+#define	STRING_PARANOID	"paranoid"	/* hostname conflict */
 
 extern char unknown[];
 extern char paranoid[];
 
-#define HOSTNAME_KNOWN(s) (STR_NE((s),unknown) && STR_NE((s),paranoid))
+#define	HOSTNAME_KNOWN(s) (STR_NE((s), unknown) && STR_NE((s), paranoid))
 
 #ifdef HAVE_IPV6
-#define NOT_INADDR(s) (strchr(s,':') == 0 && s[strspn(s,"0123456789./")] != 0)
+#define	NOT_INADDR(s) (strchr(s, ':') == 0 && s[strspn(s, "0123456789./")] != 0)
 #else
-#define NOT_INADDR(s) (s[strspn(s,"0123456789./")] != 0)
+#define	NOT_INADDR(s) (s[strspn(s, "0123456789./")] != 0)
 #endif
 
 /* Global functions. */
@@ -146,9 +149,10 @@ extern char paranoid[];
 #if defined(TLI) || defined(PTX) || defined(TLI_SEQUENT)
 extern void fromhost();			/* get/validate client host info */
 #else
-#define fromhost sock_host		/* no TLI support needed */
+#define	fromhost sock_host		/* no TLI support needed */
 #endif
 
+extern int hosts_ctl();			/* wrapper around request_init() */
 extern int hosts_access();		/* access control */
 extern void shell_cmd();		/* execute shell command */
 extern char *percent_x();		/* do %<char> expansion */
@@ -164,7 +168,7 @@ extern struct hostent *tcpd_gethostbyname();
 #ifdef HAVE_IPV6
 extern char *skip_ipv6_addrs();		/* skip over colons in IPv6 addrs */
 #else
-#define skip_ipv6_addrs(x)	x
+#define	skip_ipv6_addrs(x)	x
 #endif
 
 /* Global variables. */
@@ -177,36 +181,36 @@ extern int hosts_access_verbose;	/* for verbose matching mode */
 extern int rfc931_timeout;		/* user lookup timeout */
 extern int resident;			/* > 0 if resident process */
 
- /*
-  * Routines for controlled initialization and update of request structure
-  * attributes. Each attribute has its own key.
-  */
+/*
+ * Routines for controlled initialization and update of request structure
+ * attributes. Each attribute has its own key.
+ */
 
 #ifdef __STDC__
-extern struct request_info *request_init(struct request_info *,...);
-extern struct request_info *request_set(struct request_info *,...);
+extern struct request_info *request_init(struct request_info *, ...);
+extern struct request_info *request_set(struct request_info *, ...);
 #else
 extern struct request_info *request_init();	/* initialize request */
 extern struct request_info *request_set();	/* update request structure */
 #endif
 
-#define RQ_FILE		1		/* file descriptor */
-#define RQ_DAEMON	2		/* server process (argv[0]) */
-#define RQ_USER		3		/* client user name */
-#define RQ_CLIENT_NAME	4		/* client host name */
-#define RQ_CLIENT_ADDR	5		/* client host address */
-#define RQ_CLIENT_SIN	6		/* client endpoint (internal) */
-#define RQ_SERVER_NAME	7		/* server host name */
-#define RQ_SERVER_ADDR	8		/* server host address */
-#define RQ_SERVER_SIN	9		/* server endpoint (internal) */
-
- /*
-  * Routines for delayed evaluation of request attributes. Each attribute
-  * type has its own access method. The trivial ones are implemented by
-  * macros. The other ones are wrappers around the transport-specific host
-  * name, address, and client user lookup methods. The request_info and
-  * host_info structures serve as caches for the lookup results.
-  */
+#define	RQ_FILE		1		/* file descriptor */
+#define	RQ_DAEMON	2		/* server process (argv[0]) */
+#define	RQ_USER		3		/* client user name */
+#define	RQ_CLIENT_NAME	4		/* client host name */
+#define	RQ_CLIENT_ADDR	5		/* client host address */
+#define	RQ_CLIENT_SIN	6		/* client endpoint (internal) */
+#define	RQ_SERVER_NAME	7		/* server host name */
+#define	RQ_SERVER_ADDR	8		/* server host address */
+#define	RQ_SERVER_SIN	9		/* server endpoint (internal) */
+
+/*
+ * Routines for delayed evaluation of request attributes. Each attribute
+ * type has its own access method. The trivial ones are implemented by
+ * macros. The other ones are wrappers around the transport-specific host
+ * name, address, and client user lookup methods. The request_info and
+ * host_info structures serve as caches for the lookup results.
+ */
 
 extern char *eval_user();		/* client user */
 extern char *eval_hostname();		/* printable hostname */
@@ -214,15 +218,15 @@ extern char *eval_hostaddr();		/* printable host address */
 extern char *eval_hostinfo();		/* host name or address */
 extern char *eval_client();		/* whatever is available */
 extern char *eval_server();		/* whatever is available */
-#define eval_daemon(r)	((r)->daemon)	/* daemon process name */
-#define eval_pid(r)	((r)->pid)	/* process id */
+#define	eval_daemon(r)	((r)->daemon)	/* daemon process name */
+#define	eval_pid(r)	((r)->pid)	/* process id */
 
 /* Socket-specific methods, including DNS hostname lookups. */
 
 extern void sock_host();		/* look up endpoint addresses */
 extern void sock_hostname();		/* translate address to hostname */
 extern void sock_hostaddr();		/* address to printable address */
-#define sock_methods(r) \
+#define	sock_methods(r) \
 	{ (r)->hostname = sock_hostname; (r)->hostaddr = sock_hostaddr; }
 
 /* The System V Transport-Level Interface (TLI) interface. */
@@ -231,11 +235,11 @@ extern void sock_hostaddr();		/* address to printable address */
 extern void tli_host();			/* look up endpoint addresses etc. */
 #endif
 
- /*
-  * Problem reporting interface. Additional file/line context is reported
-  * when available. The jump buffer (tcpd_buf) is not declared here, or
-  * everyone would have to include <setjmp.h>.
-  */
+/*
+ * Problem reporting interface. Additional file/line context is reported
+ * when available. The jump buffer (tcpd_buf) is not declared here, or
+ * everyone would have to include <setjmp.h>.
+ */
 
 #ifdef __STDC__
 extern void tcpd_warn(char *, ...);	/* report problem and proceed */
@@ -247,27 +251,27 @@ extern void tcpd_jump();
 
 struct tcpd_context {
     char   *file;			/* current file */
-    int     line;			/* current line */
+    int	    line;			/* current line */
 };
 extern struct tcpd_context tcpd_context;
 
- /*
-  * While processing access control rules, error conditions are handled by
-  * jumping back into the hosts_access() routine. This is cleaner than
-  * checking the return value of each and every silly little function. The
-  * (-1) returns are here because zero is already taken by longjmp().
-  */
+/*
+ * While processing access control rules, error conditions are handled by
+ * jumping back into the hosts_access() routine. This is cleaner than
+ * checking the return value of each and every silly little function. The
+ * (-1) returns are here because zero is already taken by longjmp().
+ */
 
-#define AC_PERMIT	1		/* permit access */
-#define AC_DENY		(-1)		/* deny_access */
-#define AC_ERROR	AC_DENY		/* XXX */
+#define	AC_PERMIT	1		/* permit access */
+#define	AC_DENY		(-1)		/* deny_access */
+#define	AC_ERROR	AC_DENY		/* XXX */
 
- /*
-  * In verification mode an option function should just say what it would do,
-  * instead of really doing it. An option function that would not return
-  * should clear the dry_run flag to inform the caller of this unusual
-  * behavior.
-  */
+/*
+ * In verification mode an option function should just say what it would do,
+ * instead of really doing it. An option function that would not return
+ * should clear the dry_run flag to inform the caller of this unusual
+ * behavior.
+ */
 
 extern void process_options();		/* execute options */
 extern int dry_run;			/* verification flag */
@@ -275,36 +279,38 @@ extern int dry_run;			/* verification flag */
 /* Bug workarounds. */
 
 #ifdef INET_ADDR_BUG			/* inet_addr() returns struct */
-#define inet_addr fix_inet_addr
+#define	inet_addr fix_inet_addr
 extern long fix_inet_addr();
 #endif
 
 #ifdef BROKEN_FGETS			/* partial reads from sockets */
-#define fgets fix_fgets
+#define	fgets fix_fgets
 extern char *fix_fgets();
 #endif
 
 #ifdef RECVFROM_BUG			/* no address family info */
-#define recvfrom fix_recvfrom
+#define	recvfrom fix_recvfrom
 extern int fix_recvfrom();
 #endif
 
 #ifdef GETPEERNAME_BUG			/* claims success with UDP */
-#define getpeername fix_getpeername
+#define	getpeername fix_getpeername
 extern int fix_getpeername();
 #endif
 
 #ifdef SOLARIS_24_GETHOSTBYNAME_BUG	/* lists addresses as aliases */
-#define gethostbyname fix_gethostbyname
+#define	gethostbyname fix_gethostbyname
 extern struct hostent *fix_gethostbyname();
 #endif
 
 #ifdef USE_STRSEP			/* libc calls strtok() */
-#define strtok	fix_strtok
+#define	strtok	fix_strtok
 extern char *fix_strtok();
 #endif
 
 #ifdef LIBC_CALLS_STRTOK		/* libc calls strtok() */
-#define strtok	my_strtok
+#define	strtok	my_strtok
 extern char *my_strtok();
 #endif
+
+#endif /* _TCPD_H */