--- tcp_wrappers_7.6/Makefile.shared 2003-02-10 20:12:26.000000000 +0100
+++ tcp_wrappers_7.6/Makefile 2003-02-10 20:14:05.000000000 +0100
@@ -150,8 +150,8 @@
linux:
@make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \
- LIBS="-lnsl" RANLIB=ranlib ARFLAGS=rv AUX_OBJ= \
- NETGROUP="-DNETGROUP" TLI= EXTRA_CFLAGS="$(RPM_OPT_FLAGS) -DSYS_ERRLIST_DEFINED -DBROKEN_SO_LINGER -DINET6=1 -Dss_family=__ss_family -Dss_len=__ss_len" all
+ LIBS="-lnsl" RANLIB=ranlib ARFLAGS=rv AUX_OBJ=weak_symbols.o \
+ NETGROUP="-DNETGROUP" TLI= EXTRA_CFLAGS="$(RPM_OPT_FLAGS) -fPIC -DPIC -D_REENTRANT -DSYS_ERRLIST_DEFINED -DBROKEN_SO_LINGER -DINET6=1 -Dss_family=__ss_family -Dss_len=__ss_len -DHAVE_WEAKSYMS" all
linux-old:
@make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \
@@ -249,7 +249,7 @@
# Amdahl UTS 2.1.5 (Richard.Richmond@bridge.bst.bls.com)
uts215:
- @make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \
+ @make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \
LIBS="-lsocket" RANLIB=echo \
ARFLAGS=rv AUX_OBJ=setenv.o NETGROUP=-DNO_NETGROUP TLI= all
@@ -706,8 +706,9 @@
scaffold.h tcpdmatch.8 README.NIS
LIB = libwrap.a
+SHLIB = libwrap.so
-all other: config-check tcpd tcpdmatch try-from safe_finger tcpdchk
+all other: config-check tcpd tcpdmatch try-from safe_finger tcpdchk $(SHLIB)
# Invalidate all object files when the compiler options (CFLAGS) have changed.
@@ -724,6 +725,12 @@
$(AR) $(ARFLAGS) $(LIB) $(LIB_OBJ)
-$(RANLIB) $(LIB)
+$(SHLIB): $(LIB_OBJ)
+ gcc -shared -fPIC -Wl,-soname -Wl,$(SHLIB).$(MAJOR) \
+ -o $(SHLIB).$(MAJOR).$(MINOR).$(REL) $^ $(LIBS)
+ ln -s $(SHLIB).$(MAJOR).$(MINOR).$(REL) $(SHLIB).$(MAJOR)
+ ln -s $(SHLIB).$(MAJOR).$(MINOR).$(REL) $(SHLIB)
+
tcpd: tcpd.o $(LIB)
$(CC) $(CFLAGS) -o $@ tcpd.o $(LIB) $(LIBS)
@@ -906,5 +913,6 @@
update.o: mystdarg.h
update.o: tcpd.h
vfprintf.o: cflags
+weak_symbols.o: tcpd.h
workarounds.o: cflags
workarounds.o: tcpd.h
--- tcp_wrappers_7.6/tcpd.h.shared 2003-02-10 20:12:26.000000000 +0100
+++ tcp_wrappers_7.6/tcpd.h 2003-02-10 20:12:26.000000000 +0100
@@ -4,6 +4,25 @@
* Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
*/
+#ifndef _TCPWRAPPERS_TCPD_H
+#define _TCPWRAPPERS_TCPD_H
+
+/* someone else may have defined this */
+#undef __P
+
+/* use prototypes if we have an ANSI C compiler or are using C++ */
+#if defined(__STDC__) || defined(__cplusplus)
+#define __P(args) args
+#else
+#define __P(args) ()
+#endif
+
+/* Need definitions of struct sockaddr_in and FILE. */
+#include <netinet/in.h>
+#include <stdio.h>
+
+__BEGIN_DECLS
+
/* Structure to describe one communications endpoint. */
#define STRING_LENGTH 128 /* hosts, users, processes */
@@ -29,10 +48,10 @@
char pid[10]; /* access via eval_pid(request) */
struct host_info client[1]; /* client endpoint info */
struct host_info server[1]; /* server endpoint info */
- void (*sink) (); /* datagram sink function or 0 */
- void (*hostname) (); /* address to printable hostname */
- void (*hostaddr) (); /* address to printable address */
- void (*cleanup) (); /* cleanup function or 0 */
+ void (*sink) __P((int)); /* datagram sink function or 0 */
+ void (*hostname) __P((struct host_info *)); /* address to printable hostname */
+ void (*hostaddr) __P((struct host_info *)); /* address to printable address */
+ void (*cleanup) __P((struct request_info *)); /* cleanup function or 0 */
struct netconfig *config; /* netdir handle */
};
@@ -65,25 +84,34 @@
/* Global functions. */
#if defined(TLI) || defined(PTX) || defined(TLI_SEQUENT)
-extern void fromhost(); /* get/validate client host info */
+extern void fromhost __P((struct request_info *)); /* get/validate client host info */
#else
#define fromhost sock_host /* no TLI support needed */
#endif
-extern int hosts_access(); /* access control */
-extern void shell_cmd(); /* execute shell command */
-extern char *percent_x(); /* do %<char> expansion */
-extern void rfc931(); /* client name from RFC 931 daemon */
-extern void clean_exit(); /* clean up and exit */
-extern void refuse(); /* clean up and exit */
-extern char *xgets(); /* fgets() on steroids */
-extern char *split_at(); /* strchr() and split */
-extern unsigned long dot_quad_addr(); /* restricted inet_addr() */
+extern void shell_cmd __P((char *)); /* execute shell command */
+extern char *percent_x __P((char *, int, char *, struct request_info *)); /* do %<char> expansion */
+#ifdef INET6
+extern void rfc931 __P((struct sockaddr *, struct sockaddr *, char *)); /* client name from RFC 931 daemon */
+#else
+extern void rfc931 __P((struct sockaddr_in *, struct sockaddr_in *, char *)); /* client name from RFC 931 daemon */
+#endif
+extern void clean_exit __P((struct request_info *)); /* clean up and exit */
+extern void refuse __P((struct request_info *)); /* clean up and exit */
+extern char *xgets __P((char *, int, FILE *)); /* fgets() on steroids */
+extern char *split_at __P((char *, int)); /* strchr() and split */
+extern unsigned long dot_quad_addr __P((char *)); /* restricted inet_addr() */
/* Global variables. */
+#ifdef HAVE_WEAKSYMS
+extern int allow_severity __attribute__ ((weak)); /* for connection logging */
+extern int deny_severity __attribute__ ((weak)); /* for connection logging */
+#else
extern int allow_severity; /* for connection logging */
extern int deny_severity; /* for connection logging */
+#endif
+
extern char *hosts_allow_table; /* for verification mode redirection */
extern char *hosts_deny_table; /* for verification mode redirection */
extern int hosts_access_verbose; /* for verbose matching mode */
@@ -96,9 +124,14 @@
*/
#ifdef __STDC__
+extern int hosts_access(struct request_info *request);
+extern int hosts_ctl(char *daemon, char *client_name, char *client_addr,
+ char *client_user);
extern struct request_info *request_init(struct request_info *,...);
extern struct request_info *request_set(struct request_info *,...);
#else
+extern int hosts_access();
+extern int hosts_ctl();
extern struct request_info *request_init(); /* initialize request */
extern struct request_info *request_set(); /* update request structure */
#endif
@@ -121,27 +154,31 @@
* host_info structures serve as caches for the lookup results.
*/
-extern char *eval_user(); /* client user */
-extern char *eval_hostname(); /* printable hostname */
-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 */
+extern char *eval_user __P((struct request_info *)); /* client user */
+extern char *eval_hostname __P((struct host_info *)); /* printable hostname */
+extern char *eval_hostaddr __P((struct host_info *)); /* printable host address */
+extern char *eval_hostinfo __P((struct host_info *)); /* host name or address */
+extern char *eval_client __P((struct request_info *)); /* whatever is available */
+extern char *eval_server __P((struct request_info *)); /* whatever is available */
#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 */
+/* look up endpoint addresses */
+extern void sock_host __P((struct request_info *));
+/* translate address to hostname */
+extern void sock_hostname __P((struct host_info *));
+/* address to printable address */
+extern void sock_hostaddr __P((struct host_info *));
+
#define sock_methods(r) \
{ (r)->hostname = sock_hostname; (r)->hostaddr = sock_hostaddr; }
/* The System V Transport-Level Interface (TLI) interface. */
#if defined(TLI) || defined(PTX) || defined(TLI_SEQUENT)
-extern void tli_host(); /* look up endpoint addresses etc. */
+extern void tli_host __P((struct request_info *)); /* look up endpoint addresses etc. */
#endif
/*
@@ -182,7 +219,7 @@
* behavior.
*/
-extern void process_options(); /* execute options */
+extern void process_options __P((char *, struct request_info *)); /* execute options */
extern int dry_run; /* verification flag */
/* Bug workarounds. */
@@ -221,3 +258,7 @@
#define strtok my_strtok
extern char *my_strtok();
#endif
+
+__END_DECLS
+
+#endif /* tcpd.h */
--- tcp_wrappers_7.6/scaffold.c.shared 2003-02-10 20:12:26.000000000 +0100
+++ tcp_wrappers_7.6/scaffold.c 2003-02-10 20:12:26.000000000 +0100
@@ -237,10 +237,17 @@
/* ARGSUSED */
-void rfc931(request)
-struct request_info *request;
+void rfc931(rmt_sin, our_sin, dest)
+#ifndef INET6
+struct sockaddr_in *rmt_sin;
+struct sockaddr_in *our_sin;
+#else
+struct sockaddr *rmt_sin;
+struct sockaddr *our_sin;
+#endif
+char *dest;
{
- strcpy(request->user, unknown);
+ strcpy(dest, unknown);
}
/* check_path - examine accessibility */
--- /dev/null 2003-01-30 11:24:37.000000000 +0100
+++ tcp_wrappers_7.6/weak_symbols.c 2003-02-10 20:12:26.000000000 +0100
@@ -0,0 +1,11 @@
+ /*
+ * @(#) weak_symbols.h 1.5 99/12/29 23:50
+ *
+ * Author: Anthony Towns <ajt@debian.org>
+ */
+
+#ifdef HAVE_WEAKSYMS
+#include <syslog.h>
+int deny_severity = LOG_WARNING;
+int allow_severity = SEVERITY;
+#endif