mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-30 22:00:49 +02:00
532 lines
14 KiB
Diff
532 lines
14 KiB
Diff
--- portmap-5.orig/Makefile
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+++ portmap-5/Makefile
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@@ -8,7 +8,7 @@
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# if you disagree. See `man 3 syslog' for examples. Some syslog versions
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# do not provide this flexibility.
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#
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-FACILITY=LOG_MAIL
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+FACILITY=LOG_DAEMON
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# To disable tcp-wrapper style access control, comment out the following
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# macro definitions. Access control can also be turned off by providing
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@@ -16,7 +16,8 @@
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# daemon, is always treated as an authorized host.
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HOSTS_ACCESS= -DHOSTS_ACCESS
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-WRAP_LIB = $(WRAP_DIR)/libwrap.a
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+#WRAP_LIB = $(WRAP_DIR)/libwrap.a
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+WRAP_LIB = -lwrap
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# Comment out if your RPC library does not allocate privileged ports for
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# requests from processes with root privilege, or the new portmap will
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@@ -71,7 +72,7 @@
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# With verbose logging on, HP-UX 9.x and AIX 4.1 leave zombies behind when
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# SIGCHLD is not ignored. Enable next macro for a fix.
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#
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-# ZOMBIES = -DIGNORE_SIGCHLD # AIX 4.x, HP-UX 9.x
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+ZOMBIES = -DIGNORE_SIGCHLD # AIX 4.x, HP-UX 9.x
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# Uncomment the following macro if your system does not have u_long.
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#
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@@ -81,11 +82,14 @@
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# libwrap.a object library. WRAP_DIR should specify the directory with
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# that library.
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-WRAP_DIR= ../tcp_wrappers
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+WRAP_DIR= $(TCPD_DIR)
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# Auxiliary object files that may be missing from your C library.
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#
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-AUX = daemon.o strerror.o
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+#AUX = daemon.o strerror.o
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+
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+# glibc has strerror() (it's POSIX) and daemon() (when compiling -D_BSD_SOURCE)
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+AUX =
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# NEXTSTEP is a little different. The following seems to work with NS 3.2
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#
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@@ -99,22 +103,31 @@
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# Comment out if your compiler talks ANSI and understands const
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#
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-CONST = -Dconst=
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+#CONST = -Dconst=
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### End of configurable stuff.
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##############################
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+GLIBC=$(shell grep -s -c __GLIBC__ /usr/include/features.h)
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+
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+ifeq ($(GLIBC),0)
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+LIBS += # -lbsd
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+else
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+LIBS += -lnsl
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+endif
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+
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+
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SHELL = /bin/sh
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-COPT = $(CONST) -Dperror=xperror $(HOSTS_ACCESS) $(CHECK_PORT) \
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+COPT = $(CONST) $(HOSTS_ACCESS) $(CHECK_PORT) \
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$(SYS) -DFACILITY=$(FACILITY) $(ULONG) $(ZOMBIES) $(SA_LEN) \
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$(LOOPBACK) $(SETPGRP)
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-CFLAGS = $(COPT) -O $(NSARCHS)
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+CFLAGS = -Wall $(COPT) -O2 $(NSARCHS)
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OBJECTS = portmap.o pmap_check.o from_local.o $(AUX)
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all: portmap pmap_dump pmap_set
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-portmap: $(OBJECTS) $(WRAP_DIR)/libwrap.a
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+portmap: $(OBJECTS) # $(WRAP_DIR)/libwrap.a
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$(CC) $(CFLAGS) -o $@ $(OBJECTS) $(WRAP_LIB) $(LIBS)
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pmap_dump: pmap_dump.c
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@@ -129,6 +142,17 @@
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get_myaddress: get_myaddress.c
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cc $(CFLAGS) -DTEST -o $@ get_myaddress.c $(LIBS)
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+install: all
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+ install -o root -g root -m 0755 -s portmap ${BASEDIR}/sbin
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+ install -o root -g root -m 0755 -s pmap_dump ${BASEDIR}/sbin
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+ install -o root -g root -m 0755 -s pmap_set ${BASEDIR}/sbin
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+ install -o root -g root -m 0644 portmap.8 ${BASEDIR}/usr/share/man/man8
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+ install -o root -g root -m 0644 pmap_dump.8 ${BASEDIR}/usr/share/man/man8
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+ install -o root -g root -m 0644 pmap_set.8 ${BASEDIR}/usr/share/man/man8
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+ cat BLURB >${BASEDIR}/usr/share/doc/portmap/portmapper.txt
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+ gzip -9f ${BASEDIR}/usr/share/doc/portmap/portmapper.txt
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+
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+
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lint:
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lint $(COPT) $(OBJECTS:%.o=%.c)
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--- portmap-5.orig/daemon.c
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+++ portmap-5/daemon.c
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@@ -36,11 +36,8 @@
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#endif /* LIBC_SCCS and not lint */
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#include <fcntl.h>
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-
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-/* From unistd.h */
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-#define STDIN_FILENO 0
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-#define STDOUT_FILENO 1
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-#define STDERR_FILENO 2
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+#include <unistd.h>
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+#include <sys/types.h>
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/* From paths.h */
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#define _PATH_DEVNULL "/dev/null"
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--- portmap-5.orig/pmap_check.c
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+++ portmap-5/pmap_check.c
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@@ -41,10 +41,14 @@
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#include <syslog.h>
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#include <netdb.h>
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#include <sys/signal.h>
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+#include <grp.h>
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#ifdef SYSV40
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#include <netinet/in.h>
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#include <rpc/rpcent.h>
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#endif
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+#include <sys/types.h>
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+#include <unistd.h>
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+#include <tcpd.h>
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extern char *inet_ntoa();
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@@ -101,15 +105,25 @@
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* Give up root privileges so that we can never allocate a privileged
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* port when forwarding an rpc request.
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*/
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+ if (setgid(1) == -1) {
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+ syslog(LOG_ERR, "setgid(1) failed: %m");
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+ exit(1);
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+ }
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+ if (setgroups(0, 0) == -1) {
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+ syslog(LOG_ERR, "setgroups(0, 0) failed: %m");
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+ exit(1);
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+ }
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if (setuid(1) == -1) {
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syslog(LOG_ERR, "setuid(1) failed: %m");
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exit(1);
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}
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+
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(void) signal(SIGINT, toggle_verboselog);
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}
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/* check_default - additional checks for NULL, DUMP, GETPORT and unknown */
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+int
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check_default(addr, proc, prog)
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struct sockaddr_in *addr;
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u_long proc;
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@@ -128,6 +142,7 @@
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/* check_privileged_port - additional checks for privileged-port updates */
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+int
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check_privileged_port(addr, proc, prog, port)
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struct sockaddr_in *addr;
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u_long proc;
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@@ -173,6 +188,7 @@
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#else
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+int
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check_setunset(addr, proc, prog, port)
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struct sockaddr_in *addr;
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u_long proc;
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@@ -197,6 +213,7 @@
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/* check_callit - additional checks for forwarded requests */
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+int
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check_callit(addr, proc, prog, aproc)
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struct sockaddr_in *addr;
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u_long proc;
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@@ -249,13 +266,13 @@
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};
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struct proc_map *procp;
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static struct proc_map procmap[] = {
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- PMAPPROC_CALLIT, "callit",
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- PMAPPROC_DUMP, "dump",
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- PMAPPROC_GETPORT, "getport",
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- PMAPPROC_NULL, "null",
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- PMAPPROC_SET, "set",
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- PMAPPROC_UNSET, "unset",
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- 0, 0,
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+ {PMAPPROC_CALLIT, "callit"},
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+ {PMAPPROC_DUMP, "dump"},
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+ {PMAPPROC_GETPORT, "getport"},
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+ {PMAPPROC_NULL, "null"},
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+ {PMAPPROC_SET, "set"},
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+ {PMAPPROC_UNSET, "unset"},
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+ {0, 0},
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};
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/*
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@@ -269,7 +286,7 @@
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if (prognum == 0) {
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progname = "";
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- } else if (rpc = getrpcbynumber((int) prognum)) {
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+ } else if ((rpc = getrpcbynumber((int) prognum))) {
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progname = rpc->r_name;
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} else {
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sprintf(progname = progbuf, "%lu", prognum);
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--- portmap-5.orig/from_local.c
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+++ portmap-5/from_local.c
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@@ -51,6 +51,9 @@
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#include <net/if.h>
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#include <sys/ioctl.h>
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#include <syslog.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include <unistd.h>
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#ifndef TRUE
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#define TRUE 1
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@@ -96,6 +99,7 @@
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/* find_local - find all IP addresses for this host */
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+int
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find_local()
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{
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struct ifconf ifc;
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@@ -154,6 +158,7 @@
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/* from_local - determine whether request comes from the local system */
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+int
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from_local(addr)
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struct sockaddr_in *addr;
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{
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--- portmap-5.orig/pmap_dump.c
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+++ portmap-5/pmap_dump.c
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@@ -23,6 +23,20 @@
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static char *protoname();
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+#ifndef INADDR_LOOPBACK
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+#define INADDR_LOOPBACK ntohl(inet_addr("127.0.0.1"))
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+#endif
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+
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+static void get_myloopaddress(addrp)
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+struct sockaddr_in *addrp;
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+{
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+ memset((char *) addrp, 0, sizeof(*addrp));
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+ addrp->sin_family = AF_INET;
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+ addrp->sin_port = htons(PMAPPORT);
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+ addrp->sin_addr.s_addr = htonl(INADDR_LOOPBACK);
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+}
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+
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+int
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main(argc, argv)
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int argc;
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char **argv;
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@@ -31,7 +45,7 @@
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register struct pmaplist *list;
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register struct rpcent *rpc;
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- get_myaddress(&addr);
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+ get_myloopaddress(&addr);
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for (list = pmap_getmaps(&addr); list; list = list->pml_next) {
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rpc = getrpcbynumber((int) list->pml_map.pm_prog);
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--- portmap-5.orig/pmap_set.c
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+++ portmap-5/pmap_set.c
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@@ -17,6 +17,10 @@
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#include <rpc/rpc.h>
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#include <rpc/pmap_clnt.h>
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+int parse_line(char *buf, u_long *prog, u_long *vers, int *prot,
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+ unsigned *port);
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+
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+int
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main(argc, argv)
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int argc;
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char **argv;
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@@ -40,6 +44,7 @@
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/* parse_line - convert line to numbers */
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+int
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parse_line(buf, prog, vers, prot, port)
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char *buf;
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u_long *prog;
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@@ -47,9 +52,9 @@
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int *prot;
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unsigned *port;
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{
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- char proto_name[BUFSIZ];
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+ char proto_name[256];
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- if (sscanf(buf, "%lu %lu %s %u", prog, vers, proto_name, port) != 4) {
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+ if (sscanf(buf, "%lu %lu %255s %u", prog, vers, proto_name, port) != 4) {
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return (0);
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}
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if (strcmp(proto_name, "tcp") == 0) {
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@@ -65,3 +70,4 @@
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}
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return (0);
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}
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+
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--- portmap-5.orig/portmap.c
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+++ portmap-5/portmap.c
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@@ -80,6 +80,10 @@
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* Mountain View, California 94043
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*/
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+#if defined(__GLIBC__)
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+#define _BSD_SOURCE 1 /* for daemon(3) */
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+#include <rpc/xdr.h>
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+#endif /* __GLIBC__ */
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#include <rpc/rpc.h>
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#include <rpc/pmap_prot.h>
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#include <stdio.h>
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@@ -91,11 +95,13 @@
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#include <sys/signal.h>
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#include <sys/time.h>
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#include <sys/resource.h>
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-#ifdef SYSV40
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#include <netinet/in.h>
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-#endif
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+#include <sys/types.h>
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+#include <unistd.h>
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+#include <string.h>
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+#include <errno.h>
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+#include <arpa/inet.h>
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-extern char *strerror();
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#include <stdlib.h>
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#ifndef LOG_PERROR
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@@ -124,7 +130,6 @@
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static void callit();
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struct pmaplist *pmaplist;
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int debugging = 0;
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-extern int errno;
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#include "pmap_check.h"
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@@ -148,6 +153,7 @@
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#endif
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#endif
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+int
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main(argc, argv)
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int argc;
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char **argv;
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@@ -157,22 +163,31 @@
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struct sockaddr_in addr;
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int len = sizeof(struct sockaddr_in);
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register struct pmaplist *pml;
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+ char *chroot_path = NULL;
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+ struct in_addr bindaddr;
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+ int have_bindaddr = 0;
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- while ((c = getopt(argc, argv, "dv")) != EOF) {
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+ while ((c = getopt(argc, argv, "dt:vi:")) != EOF) {
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switch (c) {
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case 'd':
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debugging = 1;
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break;
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-
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+ case 't':
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+ chroot_path = optarg;
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+ break;
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case 'v':
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verboselog = 1;
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break;
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-
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+ case 'i':
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+ have_bindaddr = inet_aton(optarg, &bindaddr);
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+ break;
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default:
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- (void) fprintf(stderr, "usage: %s [-dv]\n", argv[0]);
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+ (void) fprintf(stderr, "usage: %s [-dv] [-t path] [-i address]\n", argv[0]);
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(void) fprintf(stderr, "-d: debugging mode\n");
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+ (void) fprintf(stderr, "-t path: chroot into path\n");
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(void) fprintf(stderr, "-v: verbose logging\n");
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+ (void) fprintf(stderr, "-i address: bind to address\n");
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exit(1);
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}
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}
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@@ -201,6 +216,9 @@
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addr.sin_addr.s_addr = 0;
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addr.sin_family = AF_INET;
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addr.sin_port = htons(PMAPPORT);
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+ if (have_bindaddr)
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+ memcpy(&addr.sin_addr, &bindaddr, sizeof(bindaddr));
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+
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if (bind(sock, (struct sockaddr *)&addr, len) != 0) {
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syslog(LOG_ERR, "cannot bind udp: %m");
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exit(1);
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@@ -227,7 +245,7 @@
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setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &on, sizeof on);
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#endif
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if (bind(sock, (struct sockaddr *)&addr, len) != 0) {
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- syslog(LOG_ERR, "cannot bind udp: %m");
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+ syslog(LOG_ERR, "cannot bind tcp: %m");
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exit(1);
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}
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if ((xprt = svctcp_create(sock, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE))
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@@ -280,6 +298,14 @@
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(void)svc_register(xprt, PMAPPROG, PMAPVERS, reg_service, FALSE);
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/* additional initializations */
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+ if (chroot_path)
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+ {
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+ if (-1 == chroot(chroot_path))
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+ {
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+ syslog(LOG_ERR, "couldn't do chroot");
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+ exit(1);
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+ }
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+ }
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check_startup();
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#ifdef IGNORE_SIGCHLD /* Lionel Cons <cons@dxcern.cern.ch> */
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(void)signal(SIGCHLD, SIG_IGN);
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@@ -350,7 +376,7 @@
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*/
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/* remote host authorization check */
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check_default(svc_getcaller(xprt), rqstp->rq_proc, (u_long) 0);
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- if (!svc_sendreply(xprt, xdr_void, (caddr_t)0) && debugging) {
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+ if (!svc_sendreply(xprt, (xdrproc_t) xdr_void, (caddr_t)0) && debugging) {
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abort();
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}
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break;
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@@ -359,7 +385,7 @@
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/*
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* Set a program,version to port mapping
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*/
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- if (!svc_getargs(xprt, xdr_pmap, ®))
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+ if (!svc_getargs(xprt, (xdrproc_t) xdr_pmap, (caddr_t) ®))
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svcerr_decode(xprt);
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else {
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/* reject non-local requests, protect priv. ports */
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@@ -401,7 +427,7 @@
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ans = 1;
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}
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done:
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- if ((!svc_sendreply(xprt, xdr_int, (caddr_t)&ans)) &&
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+ if ((!svc_sendreply(xprt, (xdrproc_t) xdr_int, (caddr_t)&ans)) &&
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debugging) {
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(void) fprintf(stderr, "svc_sendreply\n");
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abort();
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@@ -413,7 +439,7 @@
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/*
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* Remove a program,version to port mapping.
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*/
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- if (!svc_getargs(xprt, xdr_pmap, ®))
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+ if (!svc_getargs(xprt, (xdrproc_t) xdr_pmap, (caddr_t) ®))
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svcerr_decode(xprt);
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else {
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ans = 0;
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@@ -447,7 +473,7 @@
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prevpml->pml_next = pml;
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free(t);
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}
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- if ((!svc_sendreply(xprt, xdr_int, (caddr_t)&ans)) &&
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+ if ((!svc_sendreply(xprt, (xdrproc_t) xdr_int, (caddr_t)&ans)) &&
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debugging) {
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(void) fprintf(stderr, "svc_sendreply\n");
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abort();
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@@ -459,7 +485,7 @@
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/*
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* Lookup the mapping for a program,version and return its port
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*/
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- if (!svc_getargs(xprt, xdr_pmap, ®))
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+ if (!svc_getargs(xprt, (xdrproc_t) xdr_pmap, (caddr_t) ®))
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svcerr_decode(xprt);
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else {
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/* remote host authorization check */
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@@ -474,7 +500,7 @@
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port = fnd->pml_map.pm_port;
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else
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port = 0;
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- if ((!svc_sendreply(xprt, xdr_int, (caddr_t)&port)) &&
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+ if ((!svc_sendreply(xprt, (xdrproc_t) xdr_int, (caddr_t)&port)) &&
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debugging) {
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(void) fprintf(stderr, "svc_sendreply\n");
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abort();
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@@ -486,7 +512,7 @@
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/*
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* Return the current set of mapped program,version
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*/
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- if (!svc_getargs(xprt, xdr_void, NULL))
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+ if (!svc_getargs(xprt, (xdrproc_t) xdr_void, (caddr_t) NULL))
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svcerr_decode(xprt);
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else {
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/* remote host authorization check */
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@@ -497,7 +523,7 @@
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} else {
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p = pmaplist;
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}
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- if ((!svc_sendreply(xprt, xdr_pmaplist,
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+ if ((!svc_sendreply(xprt, (xdrproc_t) xdr_pmaplist,
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(caddr_t)&p)) && debugging) {
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(void) fprintf(stderr, "svc_sendreply\n");
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abort();
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@@ -645,7 +671,7 @@
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timeout.tv_sec = 5;
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timeout.tv_usec = 0;
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a.rmt_args.args = buf;
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- if (!svc_getargs(xprt, xdr_rmtcall_args, &a))
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+ if (!svc_getargs(xprt, (xdrproc_t) xdr_rmtcall_args, (caddr_t) &a))
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return;
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/* host and service access control */
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if (!check_callit(svc_getcaller(xprt),
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@@ -674,9 +700,9 @@
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au->aup_uid, au->aup_gid, au->aup_len, au->aup_gids);
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}
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a.rmt_port = (u_long)port;
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- if (clnt_call(client, a.rmt_proc, xdr_opaque_parms, &a,
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- xdr_len_opaque_parms, &a, timeout) == RPC_SUCCESS) {
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- svc_sendreply(xprt, xdr_rmtcall_result, (caddr_t)&a);
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+ if (clnt_call(client, a.rmt_proc, (xdrproc_t) xdr_opaque_parms, (char*) &a,
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+ (xdrproc_t) xdr_len_opaque_parms, (char*) &a, timeout) == RPC_SUCCESS) {
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+ svc_sendreply(xprt, (xdrproc_t) xdr_rmtcall_result, (caddr_t)&a);
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}
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AUTH_DESTROY(client->cl_auth);
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clnt_destroy(client);
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