Mail Archives: cygwin/2009/06/13/04:50:21
* getopt_long() not work properly for tftp-hpa-5.0 on cygwin-1.7/win2003
* recv() has problem for tftp-hpa-5.0 on cygwin-1.7/win2003
recv() has same problem for tftpd of inetutils-1.5.6 on cygwin-1.7/win2003
* there's no problem on cygwin 1.5.25-15/win2003
for tftp-hpa-5.0:
1. ./configure
==================
$ ./configure --without-tcpwrappers --without-remap --without-readline --without-ipv6
checking for gcc... gcc
checking for C compiler default output file name... a.exe
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables... .exe
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking how to run the C preprocessor... gcc -E
checking for grep that handles long lines and -e... /usr/bin/grep
checking for egrep... /usr/bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking minix/config.h usability... no
checking minix/config.h presence... no
checking for minix/config.h... no
checking whether it is safe to define __EXTENSIONS__... yes
checking for library containing strerror... none required
checking for gcc... (cached) gcc
checking whether we are using the GNU C compiler... (cached) yes
checking whether gcc accepts -g... (cached) yes
checking for gcc option to accept ISO C89... (cached) none needed
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking if gcc accepts -W... yes
checking if gcc accepts -Wall... yes
checking if gcc accepts -Wpointer-arith... yes
checking if gcc accepts -Wbad-function-cast... yes
checking if gcc accepts -Wcast-equal... no
checking if gcc accepts -Wstrict-prototypes... yes
checking if gcc accepts -Wmissing-prototypes... yes
checking if gcc accepts -Wmissing-declarations... yes
checking if gcc accepts -Wnested-externs... yes
checking if gcc accepts -Winline... yes
checking if gcc accepts -Wwrite-strings... yes
checking if gcc accepts -Wundef... yes
checking if gcc accepts -Wshadow... yes
checking if gcc accepts -Wsign-compare... yes
checking if gcc accepts -pipe... yes
checking if gcc accepts -fno-strict-aliasing... yes
checking for ANSI C header files... (cached) yes
checking for inttypes.h... (cached) yes
checking for stdint.h... (cached) yes
checking for inttypes.h... (cached) yes
checking if inttypes.h is sane... yes
checking fcntl.h usability... yes
checking fcntl.h presence... yes
checking for fcntl.h... yes
checking grp.h usability... yes
checking grp.h presence... yes
checking for grp.h... yes
checking libgen.h usability... yes
checking libgen.h presence... yes
checking for libgen.h... yes
checking for memory.h... (cached) yes
checking setjmp.h usability... yes
checking setjmp.h presence... yes
checking for setjmp.h... yes
checking stddef.h usability... yes
checking stddef.h presence... yes
checking for stddef.h... yes
checking for stdlib.h... (cached) yes
checking for string.h... (cached) yes
checking for strings.h... (cached) yes
checking sysexits.h usability... yes
checking sysexits.h presence... yes
checking for sysexits.h... yes
checking time.h usability... yes
checking time.h presence... yes
checking for time.h... yes
checking for unistd.h... (cached) yes
checking sys/filio.h usability... no
checking sys/filio.h presence... no
checking for sys/filio.h... no
checking for sys/stat.h... (cached) yes
checking sys/time.h usability... yes
checking sys/time.h presence... yes
checking for sys/time.h... yes
checking for sys/types.h... (cached) yes
checking arpa/inet.h usability... yes
checking arpa/inet.h presence... yes
checking for arpa/inet.h... yes
checking netdb.h usability... yes
checking netdb.h presence... yes
checking for netdb.h... yes
checking whether time.h and sys/time.h may both be included... yes
checking machine/param.h usability... yes
checking machine/param.h presence... yes
checking for machine/param.h... yes
checking sys/socket.h usability... yes
checking sys/socket.h presence... yes
checking for sys/socket.h... yes
checking winsock2.h usability... no
checking winsock2.h presence... yes
configure: WARNING: winsock2.h: present but cannot be compiled
configure: WARNING: winsock2.h: check for missing prerequisite headers?
configure: WARNING: winsock2.h: see the Autoconf documentation
configure: WARNING: winsock2.h: section "Present But Cannot Be Compiled"
configure: WARNING: winsock2.h: proceeding with the preprocessor's result
configure: WARNING: winsock2.h: in the future, the compiler will take precedence
checking for winsock2.h... yes
checking winsock.h usability... no
checking winsock.h presence... yes
configure: WARNING: winsock.h: present but cannot be compiled
configure: WARNING: winsock.h: check for missing prerequisite headers?
configure: WARNING: winsock.h: see the Autoconf documentation
configure: WARNING: winsock.h: section "Present But Cannot Be Compiled"
configure: WARNING: winsock.h: proceeding with the preprocessor's result
configure: WARNING: winsock.h: in the future, the compiler will take precedence
checking for winsock.h... yes
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking for off_t... yes
checking for pid_t... yes
checking for mode_t... yes
checking for size_t... yes
checking for intmax_t... yes
checking for long long... yes
checking for uint16_t... yes
checking for uint32_t... yes
checking for u_short... yes
checking for u_long... yes
checking for socklen_t... yes
checking for library containing socket... none required
checking for fcntl... yes
checking for setsid... yes
checking for recvmsg... yes
checking for ftruncate... yes
checking for setreuid... yes
checking for setregid... yes
checking for initgroups... yes
checking for setgroups... yes
checking for strtoumax... yes
checking for strtoull... yes
checking for struct msghdr.msg_control... yes
checking for struct in_pktinfo.ipi_addr... yes
checking for struct addrinfo.ai_addr... yes
checking if fcntl.h defines O_NONBLOCK... yes
checking if fcntl.h defines O_BINARY... yes
checking if fcntl.h defines O_TEXT... yes
checking for sigsetjmp... yes
checking for library containing xmalloc... -liberty
checking for library containing xstrdup... none required
checking for library containing bsd_signal... no
checking for library containing getopt_long... none required
checking for library containing getaddrinfo... none required
checking for library containing freeaddrinfo... none required
checking for library containing gai_strerror... none required
checking for library containing inet_ntop... none required
checking for library containing inet_aton... none required
checking for daemon... yes
checking for dup2... yes
checking if netinet/in.h defines IPPORT_TFTP... yes
checking for struct sockaddr_in6.sin6_addr... yes
checking for IPv6 support... disabled
checking whether ln -s works... yes
checking for ranlib... ranlib
checking for a BSD-compatible install... /usr/bin/install -c
configure: creating ./config.status
config.status: creating MCONFIG
config.status: creating aconfig.h
=================
2. make
==================
$ make
echo \#define VERSION \"tftp-hpa `cat version`\" > version.h
make -C lib
make[1]: Entering directory `/home/Administrator/tftp-hpa-5.0/lib'
gcc -g -O2 -W -Wall -Wpointer-arith -Wbad-function-cast -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-string
s -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/home/Administrat
or/tftp-hpa-5.0 -c bsdsignal.c
rm -f libxtra.a
ar cq libxtra.a bsdsignal.o
ranlib libxtra.a
make[1]: Leaving directory `/home/Administrator/tftp-hpa-5.0/lib'
make -C common
make[1]: Entering directory `/home/Administrator/tftp-hpa-5.0/common'
gcc -g -O2 -W -Wall -Wpointer-arith -Wbad-function-cast -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-string
s -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/home/Administrat
or/tftp-hpa-5.0 -c tftpsubs.c
rm -f libcommon.a
ar cq libcommon.a tftpsubs.o
ranlib libcommon.a
make[1]: Leaving directory `/home/Administrator/tftp-hpa-5.0/common'
make -C tftp
make[1]: Entering directory `/home/Administrator/tftp-hpa-5.0/tftp'
gcc -g -O2 -W -Wall -Wpointer-arith -Wbad-function-cast -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-string
s -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/home/Administrat
or/tftp-hpa-5.0 -c tftp.c
gcc -g -O2 -W -Wall -Wpointer-arith -Wbad-function-cast -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-string
s -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/home/Administrat
or/tftp-hpa-5.0 -c main.c
main.c: In function 'makeargv':
main.c:879: warning: array subscript has type 'char'
main.c:885: warning: array subscript has type 'char'
gcc tftp.o main.o ../common/libcommon.a -liberty /home/Administrator/tftp-hpa-
5.0/lib/libxtra.a -o tftp.exe
sed -e 's/@@VERSION@@/5.0/g' < tftp.1.in > tftp.1
make[1]: Leaving directory `/home/Administrator/tftp-hpa-5.0/tftp'
make -C tftpd
make[1]: Entering directory `/home/Administrator/tftp-hpa-5.0/tftpd'
gcc -g -O2 -W -Wall -Wpointer-arith -Wbad-function-cast -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-string
s -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/home/Administrat
or/tftp-hpa-5.0 -c tftpd.c
tftpd.c: In function 'pmtu_discovery_off':
tftpd.c:194: warning: unused parameter 'fd'
tftpd.c: In function 'tftp':
tftpd.c:1033: warning: array subscript has type 'char'
gcc -g -O2 -W -Wall -Wpointer-arith -Wbad-function-cast -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-string
s -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/home/Administrat
or/tftp-hpa-5.0 -c recvfrom.c
recvfrom.c: In function 'myrecvfrom':
recvfrom.c:179: warning: comparison between signed and unsigned
gcc -g -O2 -W -Wall -Wpointer-arith -Wbad-function-cast -Wstrict-prototypes -Wmi
ssing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-string
s -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/home/Administrat
or/tftp-hpa-5.0 -c misc.c
gcc tftpd.o recvfrom.o misc.o ../common/libcommon.a -liberty /home/Administrat
or/tftp-hpa-5.0/lib/libxtra.a -o tftpd.exe
sed -e 's/@@VERSION@@/5.0/g' < tftpd.8.in > tftpd.8
make[1]: Leaving directory `/home/Administrator/tftp-hpa-5.0/tftpd'
==================
3. running in foreground and it exits imediately automatically
==================
$ tftpd/tftpd -u SYSTEM -L -p -c -s /home/Administrator
==================
4. log messages:
==================
$ tail /var/log/messages
Jun 13 10:47:43 mms tftpd: PID 3656: too many -s directories
==================
5. modify tftpd.c to hard code the user and dir, and let it print some messges when processing options
==================
--- tftp-hpa-5.0-src/tftpd/tftpd.c 2009-02-17 06:51:22.000000000 +0800
+++ tftp-hpa-5.0/tftpd/tftpd.c 2009-06-13 11:43:26.948182400 +0800
@@ -242,6 +242,7 @@
set_socket_nonblock(s, 1);
rv = recv(s, rbuf, len, flags);
+ printf("cygwin: recv() rv = %d errno=%d\n", rv, errno);
err = errno;
set_socket_nonblock(s, 0);
@@ -376,19 +377,25 @@
#endif
case 'c':
cancreate = 1;
+ printf("cygwin: cancreate=%d optind=%d\n", cancreate, optind);
break;
case 's':
secure = 1;
+ printf("cygwin: secure=%d optind=%d\n", secure, optind);
break;
case 'p':
unixperms = 1;
+ printf("cygwin: uniperm=%d optind=%d\n", unixperms, optind);
break;
case 'l':
standalone = 1;
+ printf("cygwin: standalone=%d optind=%d\n", standalone, optind);
break;
case 'L':
standalone = 1;
+ printf("cygwin: standalone=%d optind=%d\n", standalone, optind);
nodaemon = 1;
+ printf("cygwin: nodaemon=%d optind=%d\n", nodaemon, optind);
break;
case 'a':
address = optarg;
@@ -433,6 +440,7 @@
break;
case 'u':
user = optarg;
+ printf("cygwin: user=%s optarg=%s optind=%d\n", user, optarg, optind);
break;
case 'U':
my_umask = strtoul(optarg, &ep, 8);
@@ -465,9 +473,11 @@
#endif
case 'v':
verbosity++;
+ printf("cygwin: user=%d\n", verbosity);
break;
case OPT_VERBOSITY:
verbosity = atoi(optarg);
+ printf("cygwin: user=%d\n", verbosity);
break;
case 'V':
/* Print configuration to stdout and exit */
@@ -481,7 +491,10 @@
dirs = xmalloc((argc - optind + 1) * sizeof(char *));
for (ndirs = 0; optind != argc; optind++)
+ {
dirs[ndirs++] = argv[optind];
+ printf("cygwin: dirs[%d]=%s argv[%d]=%s\n", ndirs -1, dirs[ndirs -1], optind, argv[optind]);
+ }
dirs[ndirs] = NULL;
@@ -492,14 +505,18 @@
}
if (ndirs > 1) {
syslog(LOG_ERR, "too many -s directories");
- exit(EX_USAGE);
+ //exit(EX_USAGE);
}
+ dirs[0]="/etc";
+ printf("cygwin: dirs[0]=%s\n", dirs[0]);
if (chdir(dirs[0])) {
syslog(LOG_ERR, "%s: %m", dirs[0]);
exit(EX_NOINPUT);
}
}
+ user="Administrator";
+ printf("cygwin: user=%s\n", user);
pw = getpwnam(user);
if (!pw) {
syslog(LOG_ERR, "no user %s: %m", user);
==================
6. make and run again
==================
$ tftpd/tftpd -u SYSTEM -L -p -c -s /var/log
cygwin: user=(null) optarg=(null) optind=1
cygwin: standalone=1 optind=1
cygwin: nodaemon=1 optind=1
cygwin: uniperm=1 optind=1
cygwin: cancreate=1 optind=1
cygwin: secure=1 optind=1
cygwin: dirs[0]=-u argv[1]=-u
cygwin: dirs[1]=SYSTEM argv[2]=SYSTEM
cygwin: dirs[2]=-L argv[3]=-L
cygwin: dirs[3]=-p argv[4]=-p
cygwin: dirs[4]=-c argv[5]=-c
cygwin: dirs[5]=-s argv[6]=-s
cygwin: dirs[6]=/var/log argv[7]=/var/log
cygwin: dirs[0]=/etc
cygwin: user=Administrator
==================
7. tftp some files
==================
$ tftp 192.168.0.254
tftp> mode binary
tftp> trace
Packet tracing on.
tftp> verbose
Verbose mode on.
tftp> get hosts.allow
getting from 192.168.0.254:hosts.allow to hosts.allow [octet]
sent RRQ <file=hosts.allow, mode=octet>
received DATA <block=1, 469 bytes>
Received 469 bytes in 0.1 seconds [37520 bits/sec]
tftp> get passwd
getting from 192.168.0.254:passwd to passwd [octet]
sent RRQ <file=passwd, mode=octet>
received DATA <block=1, 512 bytes>
sent ACK <block=1>
sent ACK <block=1>
==================
8. message for tftpd recv()
==================
cygwin: recv() rv = -1 errno=14
cygwin: recv() rv = -1 errno=14
==================
9. log messages:
==================
$ tail /var/log/messages
Jun 13 12:08:57 mms tftpd: PID 3372: too many -s directories
Jun 13 12:09:28 mms
Jun 13 12:09:28 mms tftpd: PID 2924: tftpd: read(ack): Bad address
Jun 13 12:09:55 mms
Jun 13 12:09:55 mms tftpd: PID 612: tftpd: read(ack): Bad address
==================
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