diff options
author | cvs2svn <> | 2006-03-21 03:57:35 +0300 |
---|---|---|
committer | cvs2svn <> | 2006-03-21 03:57:35 +0300 |
commit | f84325d0899e5052fd59892ece265f7c2bd6c6a7 (patch) | |
tree | fdbea2e5c834b2c023ecd6f1f15ea1474186a4e1 /winsup/cygwin/net.cc | |
parent | 3078fb4f360e44b436bafcd9e7c51f26792e34b4 (diff) |
This commit was manufactured by cvs2svn to create branch 'newlib-newlib-csl-20060320-branchpoint
csl-20060320-branch'.
Sprout from master 2006-03-21 00:57:34 UTC Mark Mitchell <mark@codesourcery.com> ' * acconfig.h (_ATEXIT_DYNAMIC_ALLOC): Undef.'
Cherrypick from cygnus 1999-05-03 07:29:06 UTC Richard Henderson <rth@redhat.com> '19990502 sourceware import':
README
config/mh-armpic
config/mh-elfalphapic
config/mh-m68kpic
config/mh-papic
config/mh-ppcpic
config/mh-x86pic
config/mt-d30v
config/mt-netware
config/mt-ospace
etc/add-log.el
etc/add-log.vi
etc/configbuild.ein
etc/configbuild.fig
etc/configbuild.jin
etc/configbuild.tin
etc/configdev.ein
etc/configdev.fig
etc/configdev.jin
etc/configdev.tin
etc/configure
etc/configure.in
makefile.vms
Delete:
compile
djunpack.bat
include/COPYING
include/ChangeLog
include/ChangeLog-9103
include/MAINTAINERS
include/alloca-conf.h
include/ansidecl.h
include/aout/ChangeLog
include/aout/adobe.h
include/aout/aout64.h
include/aout/ar.h
include/aout/dynix3.h
include/aout/encap.h
include/aout/host.h
include/aout/hp.h
include/aout/hp300hpux.h
include/aout/hppa.h
include/aout/ranlib.h
include/aout/reloc.h
include/aout/stab.def
include/aout/stab_gnu.h
include/aout/sun4.h
include/bfdlink.h
include/bin-bugs.h
include/bout.h
include/coff/ChangeLog
include/coff/ChangeLog-9103
include/coff/alpha.h
include/coff/apollo.h
include/coff/arm.h
include/coff/aux-coff.h
include/coff/ecoff.h
include/coff/external.h
include/coff/go32exe.h
include/coff/h8300.h
include/coff/h8500.h
include/coff/i386.h
include/coff/i860.h
include/coff/i960.h
include/coff/ia64.h
include/coff/internal.h
include/coff/m68k.h
include/coff/m88k.h
include/coff/maxq.h
include/coff/mcore.h
include/coff/mips.h
include/coff/mipspe.h
include/coff/or32.h
include/coff/pe.h
include/coff/powerpc.h
include/coff/rs6000.h
include/coff/rs6k64.h
include/coff/sh.h
include/coff/sparc.h
include/coff/sym.h
include/coff/symconst.h
include/coff/ti.h
include/coff/tic30.h
include/coff/tic4x.h
include/coff/tic54x.h
include/coff/tic80.h
include/coff/w65.h
include/coff/we32k.h
include/coff/xcoff.h
include/coff/z80.h
include/coff/z8k.h
include/demangle.h
include/dis-asm.h
include/dyn-string.h
include/elf/ChangeLog
include/elf/ChangeLog-9103
include/elf/alpha.h
include/elf/arc.h
include/elf/arm.h
include/elf/avr.h
include/elf/bfin.h
include/elf/common.h
include/elf/cr16c.h
include/elf/cris.h
include/elf/crx.h
include/elf/d10v.h
include/elf/d30v.h
include/elf/dlx.h
include/elf/dwarf.h
include/elf/dwarf2.h
include/elf/external.h
include/elf/fr30.h
include/elf/frv.h
include/elf/h8.h
include/elf/hppa.h
include/elf/i370.h
include/elf/i386.h
include/elf/i860.h
include/elf/i960.h
include/elf/ia64.h
include/elf/internal.h
include/elf/ip2k.h
include/elf/iq2000.h
include/elf/m32c.h
include/elf/m32r.h
include/elf/m68hc11.h
include/elf/m68k.h
include/elf/mcore.h
include/elf/mips.h
include/elf/mmix.h
include/elf/mn10200.h
include/elf/mn10300.h
include/elf/msp430.h
include/elf/mt.h
include/elf/openrisc.h
include/elf/or32.h
include/elf/pj.h
include/elf/ppc.h
include/elf/ppc64.h
include/elf/reloc-macros.h
include/elf/s390.h
include/elf/sh.h
include/elf/sparc.h
include/elf/v850.h
include/elf/vax.h
include/elf/x86-64.h
include/elf/xc16x.h
include/elf/xstormy16.h
include/elf/xtensa.h
include/fibheap.h
include/filenames.h
include/floatformat.h
include/fnmatch.h
include/fopen-bin.h
include/fopen-same.h
include/fopen-vms.h
include/gdb/ChangeLog
include/gdb/callback.h
include/gdb/fileio.h
include/gdb/remote-sim.h
include/gdb/signals.h
include/gdb/sim-arm.h
include/gdb/sim-d10v.h
include/gdb/sim-frv.h
include/gdb/sim-h8300.h
include/gdb/sim-m32c.h
include/gdb/sim-ppc.h
include/gdb/sim-sh.h
include/gdbm.h
include/getopt.h
include/hashtab.h
include/hp-symtab.h
include/ieee.h
include/libiberty.h
include/md5.h
include/nlm/ChangeLog
include/nlm/alpha-ext.h
include/nlm/common.h
include/nlm/external.h
include/nlm/i386-ext.h
include/nlm/internal.h
include/nlm/ppc-ext.h
include/nlm/sparc32-ext.h
include/oasys.h
include/objalloc.h
include/obstack.h
include/opcode/ChangeLog
include/opcode/ChangeLog-9103
include/opcode/alpha.h
include/opcode/arc.h
include/opcode/arm.h
include/opcode/avr.h
include/opcode/bfin.h
include/opcode/cgen-bitset.h
include/opcode/cgen.h
include/opcode/convex.h
include/opcode/cris.h
include/opcode/crx.h
include/opcode/d10v.h
include/opcode/d30v.h
include/opcode/dlx.h
include/opcode/h8300.h
include/opcode/hppa.h
include/opcode/i370.h
include/opcode/i386.h
include/opcode/i860.h
include/opcode/i960.h
include/opcode/ia64.h
include/opcode/m68hc11.h
include/opcode/m68k.h
include/opcode/m88k.h
include/opcode/maxq.h
include/opcode/mips.h
include/opcode/mmix.h
include/opcode/mn10200.h
include/opcode/mn10300.h
include/opcode/msp430.h
include/opcode/np1.h
include/opcode/ns32k.h
include/opcode/or32.h
include/opcode/pdp11.h
include/opcode/pj.h
include/opcode/pn.h
include/opcode/ppc.h
include/opcode/pyr.h
include/opcode/s390.h
include/opcode/sparc.h
include/opcode/tahoe.h
include/opcode/tic30.h
include/opcode/tic4x.h
include/opcode/tic54x.h
include/opcode/tic80.h
include/opcode/v850.h
include/opcode/vax.h
include/os9k.h
include/partition.h
include/progress.h
include/safe-ctype.h
include/sort.h
include/splay-tree.h
include/symcat.h
include/ternary.h
include/xregex.h
include/xregex2.h
include/xtensa-config.h
include/xtensa-isa-internal.h
include/xtensa-isa.h
winsup/COPYING
winsup/CYGWIN_LICENSE
winsup/ChangeLog
winsup/Makefile.common
winsup/Makefile.in
winsup/README
winsup/configure
winsup/configure.in
winsup/cygserver/ChangeLog
winsup/cygserver/Makefile.in
winsup/cygserver/README
winsup/cygserver/bsd_helper.cc
winsup/cygserver/bsd_helper.h
winsup/cygserver/bsd_log.cc
winsup/cygserver/bsd_log.h
winsup/cygserver/bsd_mutex.cc
winsup/cygserver/bsd_mutex.h
winsup/cygserver/client.cc
winsup/cygserver/configure
winsup/cygserver/configure.in
winsup/cygserver/cygserver-config
winsup/cygserver/cygserver.cc
winsup/cygserver/cygserver.conf
winsup/cygserver/msg.cc
winsup/cygserver/process.cc
winsup/cygserver/process.h
winsup/cygserver/sem.cc
winsup/cygserver/shm.cc
winsup/cygserver/sysv_msg.cc
winsup/cygserver/sysv_sem.cc
winsup/cygserver/sysv_shm.cc
winsup/cygserver/threaded_queue.cc
winsup/cygserver/threaded_queue.h
winsup/cygserver/transport.cc
winsup/cygserver/transport.h
winsup/cygserver/transport_pipes.cc
winsup/cygserver/transport_pipes.h
winsup/cygserver/transport_sockets.cc
winsup/cygserver/transport_sockets.h
winsup/cygserver/wincap.cc
winsup/cygserver/wincap.h
winsup/cygserver/woutsup.h
winsup/cygwin/CYGWIN_LICENSE
winsup/cygwin/ChangeLog
winsup/cygwin/ChangeLog-1995
winsup/cygwin/ChangeLog-1996
winsup/cygwin/ChangeLog-1997
winsup/cygwin/ChangeLog-1998
winsup/cygwin/ChangeLog-1999
winsup/cygwin/ChangeLog-2000
winsup/cygwin/ChangeLog-2001
winsup/cygwin/ChangeLog-2002
winsup/cygwin/ChangeLog-2003
winsup/cygwin/ChangeLog-2004
winsup/cygwin/ChangeLog-2005
winsup/cygwin/Makefile.in
winsup/cygwin/ROADMAP
winsup/cygwin/acconfig.h
winsup/cygwin/analyze_sigfe
winsup/cygwin/ansi.sgml
winsup/cygwin/assert.cc
winsup/cygwin/autoload.cc
winsup/cygwin/automode.c
winsup/cygwin/binmode.c
winsup/cygwin/child_info.h
winsup/cygwin/config.h.in
winsup/cygwin/config/i386/profile.h
winsup/cygwin/configure
winsup/cygwin/configure.in
winsup/cygwin/cpuid.h
winsup/cygwin/crt0.c
winsup/cygwin/ctype.cc
winsup/cygwin/cxx.cc
winsup/cygwin/cygerrno.h
winsup/cygwin/cygheap.cc
winsup/cygwin/cygheap.h
winsup/cygwin/cygmagic
winsup/cygwin/cygmalloc.h
winsup/cygwin/cygserver.h
winsup/cygwin/cygserver_ipc.h
winsup/cygwin/cygserver_msg.h
winsup/cygwin/cygserver_sem.h
winsup/cygwin/cygserver_shm.h
winsup/cygwin/cygthread.cc
winsup/cygwin/cygthread.h
winsup/cygwin/cygtls.cc
winsup/cygwin/cygtls.h
winsup/cygwin/cygwin-shilka
winsup/cygwin/cygwin.din
winsup/cygwin/cygwin.sc
winsup/cygwin/cygwin_version.h
winsup/cygwin/dcrt0.cc
winsup/cygwin/debug.cc
winsup/cygwin/debug.h
winsup/cygwin/delqueue.cc
winsup/cygwin/devices.cc
winsup/cygwin/devices.h
winsup/cygwin/devices.in
winsup/cygwin/dir.cc
winsup/cygwin/dlfcn.cc
winsup/cygwin/dll_init.cc
winsup/cygwin/dll_init.h
winsup/cygwin/dll_init.sgml
winsup/cygwin/dllfixdbg
winsup/cygwin/dlmalloc.c
winsup/cygwin/dlmalloc.h
winsup/cygwin/dtable.cc
winsup/cygwin/dtable.h
winsup/cygwin/dtable.sgml
winsup/cygwin/environ.cc
winsup/cygwin/environ.h
winsup/cygwin/errno.cc
winsup/cygwin/exceptions.cc
winsup/cygwin/exec.cc
winsup/cygwin/external.cc
winsup/cygwin/external.sgml
winsup/cygwin/fcntl.cc
winsup/cygwin/fhandler.cc
winsup/cygwin/fhandler.h
winsup/cygwin/fhandler_clipboard.cc
winsup/cygwin/fhandler_console.cc
winsup/cygwin/fhandler_disk_file.cc
winsup/cygwin/fhandler_dsp.cc
winsup/cygwin/fhandler_fifo.cc
winsup/cygwin/fhandler_floppy.cc
winsup/cygwin/fhandler_mailslot.cc
winsup/cygwin/fhandler_mem.cc
winsup/cygwin/fhandler_netdrive.cc
winsup/cygwin/fhandler_nodevice.cc
winsup/cygwin/fhandler_proc.cc
winsup/cygwin/fhandler_process.cc
winsup/cygwin/fhandler_random.cc
winsup/cygwin/fhandler_raw.cc
winsup/cygwin/fhandler_registry.cc
winsup/cygwin/fhandler_serial.cc
winsup/cygwin/fhandler_socket.cc
winsup/cygwin/fhandler_tape.cc
winsup/cygwin/fhandler_termios.cc
winsup/cygwin/fhandler_tty.cc
winsup/cygwin/fhandler_virtual.cc
winsup/cygwin/fhandler_windows.cc
winsup/cygwin/fhandler_zero.cc
winsup/cygwin/flock.cc
winsup/cygwin/fork.cc
winsup/cygwin/gcrt0.c
winsup/cygwin/gendef
winsup/cygwin/gendevices
winsup/cygwin/gentls_offsets
winsup/cygwin/glob.c
winsup/cygwin/gmon.c
winsup/cygwin/gmon.h
winsup/cygwin/grp.cc
winsup/cygwin/heap.cc
winsup/cygwin/heap.h
winsup/cygwin/hires.h
winsup/cygwin/hookapi.cc
winsup/cygwin/how-autoload-works.txt
winsup/cygwin/how-cygheap-works.txt
winsup/cygwin/how-cygtls-works.txt
winsup/cygwin/how-fhandlers-work.txt
winsup/cygwin/how-signals-work.txt
winsup/cygwin/how-spawn-works.txt
winsup/cygwin/how-to-debug-cygwin.txt
winsup/cygwin/how-vfork-works.txt
winsup/cygwin/include/a.out.h
winsup/cygwin/include/arpa/ftp.h
winsup/cygwin/include/arpa/inet.h
winsup/cygwin/include/arpa/telnet.h
winsup/cygwin/include/asm/byteorder.h
winsup/cygwin/include/asm/socket.h
winsup/cygwin/include/asm/types.h
winsup/cygwin/include/byteswap.h
winsup/cygwin/include/ctype.h
winsup/cygwin/include/cygwin/_types.h
winsup/cygwin/include/cygwin/acl.h
winsup/cygwin/include/cygwin/config.h
winsup/cygwin/include/cygwin/core_dump.h
winsup/cygwin/include/cygwin/cygwin_dll.h
winsup/cygwin/include/cygwin/fs.h
winsup/cygwin/include/cygwin/grp.h
winsup/cygwin/include/cygwin/hdreg.h
winsup/cygwin/include/cygwin/icmp.h
winsup/cygwin/include/cygwin/if.h
winsup/cygwin/include/cygwin/in.h
winsup/cygwin/include/cygwin/in_systm.h
winsup/cygwin/include/cygwin/ipc.h
winsup/cygwin/include/cygwin/msg.h
winsup/cygwin/include/cygwin/mtio.h
winsup/cygwin/include/cygwin/rdevio.h
winsup/cygwin/include/cygwin/sem.h
winsup/cygwin/include/cygwin/shm.h
winsup/cygwin/include/cygwin/signal.h
winsup/cygwin/include/cygwin/socket.h
winsup/cygwin/include/cygwin/sockios.h
winsup/cygwin/include/cygwin/stat.h
winsup/cygwin/include/cygwin/stdlib.h
winsup/cygwin/include/cygwin/sys_time.h
winsup/cygwin/include/cygwin/sysproto.h
winsup/cygwin/include/cygwin/time.h
winsup/cygwin/include/cygwin/types.h
winsup/cygwin/include/cygwin/uio.h
winsup/cygwin/include/cygwin/utmp.h
winsup/cygwin/include/cygwin/version.h
winsup/cygwin/include/dlfcn.h
winsup/cygwin/include/elf.h
winsup/cygwin/include/endian.h
winsup/cygwin/include/err.h
winsup/cygwin/include/exceptions.h
winsup/cygwin/include/fcntl.h
winsup/cygwin/include/features.h
winsup/cygwin/include/fnmatch.h
winsup/cygwin/include/fts.h
winsup/cygwin/include/ftw.h
winsup/cygwin/include/getopt.h
winsup/cygwin/include/glob.h
winsup/cygwin/include/icmp.h
winsup/cygwin/include/inttypes.h
winsup/cygwin/include/io.h
winsup/cygwin/include/lastlog.h
winsup/cygwin/include/libgen.h
winsup/cygwin/include/limits.h
winsup/cygwin/include/machine/stdlib.h
winsup/cygwin/include/mapi.h
winsup/cygwin/include/memory.h
winsup/cygwin/include/mntent.h
winsup/cygwin/include/net/if.h
winsup/cygwin/include/netdb.h
winsup/cygwin/include/netinet/in.h
winsup/cygwin/include/netinet/in_systm.h
winsup/cygwin/include/netinet/ip.h
winsup/cygwin/include/netinet/ip_icmp.h
winsup/cygwin/include/netinet/tcp.h
winsup/cygwin/include/netinet/udp.h
winsup/cygwin/include/paths.h
winsup/cygwin/include/poll.h
winsup/cygwin/include/pthread.h
winsup/cygwin/include/pty.h
winsup/cygwin/include/sched.h
winsup/cygwin/include/search.h
winsup/cygwin/include/semaphore.h
winsup/cygwin/include/stdint.h
winsup/cygwin/include/strings.h
winsup/cygwin/include/sys/acl.h
winsup/cygwin/include/sys/cdefs.h
winsup/cygwin/include/sys/copying.dj
winsup/cygwin/include/sys/cygwin.h
winsup/cygwin/include/sys/dirent.h
winsup/cygwin/include/sys/elf32.h
winsup/cygwin/include/sys/elf64.h
winsup/cygwin/include/sys/elf_common.h
winsup/cygwin/include/sys/elf_generic.h
winsup/cygwin/include/sys/file.h
winsup/cygwin/include/sys/ioctl.h
winsup/cygwin/include/sys/ipc.h
winsup/cygwin/include/sys/lock.h
winsup/cygwin/include/sys/mman.h
winsup/cygwin/include/sys/mount.h
winsup/cygwin/include/sys/msg.h
winsup/cygwin/include/sys/mtio.h
winsup/cygwin/include/sys/param.h
winsup/cygwin/include/sys/poll.h
winsup/cygwin/include/sys/procfs.h
winsup/cygwin/include/sys/queue.h
winsup/cygwin/include/sys/resource.h
winsup/cygwin/include/sys/select.h
winsup/cygwin/include/sys/sem.h
winsup/cygwin/include/sys/shm.h
winsup/cygwin/include/sys/smallprint.h
winsup/cygwin/include/sys/socket.h
winsup/cygwin/include/sys/soundcard.h
winsup/cygwin/include/sys/statfs.h
winsup/cygwin/include/sys/statvfs.h
winsup/cygwin/include/sys/stdio.h
winsup/cygwin/include/sys/strace.h
winsup/cygwin/include/sys/syslog.h
winsup/cygwin/include/sys/sysmacros.h
winsup/cygwin/include/sys/sysproto.h
winsup/cygwin/include/sys/termio.h
winsup/cygwin/include/sys/termios.h
winsup/cygwin/include/sys/ttychars.h
winsup/cygwin/include/sys/uio.h
winsup/cygwin/include/sys/un.h
winsup/cygwin/include/sys/utime.h
winsup/cygwin/include/sys/utmp.h
winsup/cygwin/include/sys/utsname.h
winsup/cygwin/include/sys/vfs.h
winsup/cygwin/include/sys/wait.h
winsup/cygwin/include/sysexits.h
winsup/cygwin/include/syslog.h
winsup/cygwin/include/termio.h
winsup/cygwin/include/tzfile.h
winsup/cygwin/include/utmpx.h
winsup/cygwin/init.cc
winsup/cygwin/ioctl.cc
winsup/cygwin/ipc.cc
winsup/cygwin/lib/_cygwin_crt0_common.cc
winsup/cygwin/lib/crt0.h
winsup/cygwin/lib/cygwin_attach_dll.c
winsup/cygwin/lib/cygwin_crt0.c
winsup/cygwin/lib/dll_entry.c
winsup/cygwin/lib/dll_main.cc
winsup/cygwin/lib/libcmain.c
winsup/cygwin/lib/premain0.c
winsup/cygwin/lib/premain1.c
winsup/cygwin/lib/premain2.c
winsup/cygwin/lib/premain3.c
winsup/cygwin/lib/pseudo-reloc.c
winsup/cygwin/libc/bsdlib.cc
winsup/cygwin/libc/fnmatch.c
winsup/cygwin/libc/fts.c
winsup/cygwin/libc/ftw.c
winsup/cygwin/libc/getopt.c
winsup/cygwin/libc/iruserok.c
winsup/cygwin/libc/memmem.cc
winsup/cygwin/libc/nftw.c
winsup/cygwin/libc/strptime.cc
winsup/cygwin/libc/timelocal.cc
winsup/cygwin/libc/timelocal.h
winsup/cygwin/localtime.cc
winsup/cygwin/lsearch.cc
winsup/cygwin/malloc.cc
winsup/cygwin/malloc_wrapper.cc
winsup/cygwin/mcount.c
winsup/cygwin/misc-std.sgml
winsup/cygwin/miscfuncs.cc
winsup/cygwin/mktemp.cc
winsup/cygwin/mkvers.sh
winsup/cygwin/mmap.cc
winsup/cygwin/msg.cc
winsup/cygwin/mtinfo.h
winsup/cygwin/net.cc
winsup/cygwin/netdb.cc
winsup/cygwin/newsym
winsup/cygwin/ntdll.h
winsup/cygwin/ntea.cc
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winsup/utils/aclocal.m4
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winsup/utils/configure.in
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winsup/w32api/lib/dnsapi.def
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winsup/w32api/lib/mswsock.def
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winsup/w32api/lib/nddeapi.def
winsup/w32api/lib/netapi32.def
winsup/w32api/lib/ntdll.def
winsup/w32api/lib/odbc32.def
winsup/w32api/lib/odbccp32.def
winsup/w32api/lib/ole32.def
winsup/w32api/lib/oleacc.def
winsup/w32api/lib/oleaut32.def
winsup/w32api/lib/olecli32.def
winsup/w32api/lib/oledlg.def
winsup/w32api/lib/olepro32.def
winsup/w32api/lib/olesvr32.def
winsup/w32api/lib/opengl32.def
winsup/w32api/lib/penwin32.def
winsup/w32api/lib/pkpd32.def
winsup/w32api/lib/powrprof.def
winsup/w32api/lib/psapi.def
winsup/w32api/lib/rapi.def
winsup/w32api/lib/rasapi32.def
winsup/w32api/lib/rasdlg.def
winsup/w32api/lib/res.rc
winsup/w32api/lib/rpcdce4.def
winsup/w32api/lib/rpcns4.def
winsup/w32api/lib/rpcrt4.def
winsup/w32api/lib/scrnsave.c
winsup/w32api/lib/secur32.def
winsup/w32api/lib/setupapi.def
winsup/w32api/lib/shell32.c
winsup/w32api/lib/shell32.def
winsup/w32api/lib/shfolder.def
winsup/w32api/lib/shlwapi.def
winsup/w32api/lib/snmpapi.def
winsup/w32api/lib/svrapi.def
winsup/w32api/lib/tapi32.def
winsup/w32api/lib/test.c
winsup/w32api/lib/th32.def
winsup/w32api/lib/thunk32.def
winsup/w32api/lib/url.def
winsup/w32api/lib/user32.def
winsup/w32api/lib/userenv.def
winsup/w32api/lib/uuid.c
winsup/w32api/lib/uxtheme.def
winsup/w32api/lib/vdmdbg.def
winsup/w32api/lib/version.def
winsup/w32api/lib/vfw32.mri
winsup/w32api/lib/win32spl.def
winsup/w32api/lib/wininet.def
winsup/w32api/lib/winmm.def
winsup/w32api/lib/winspool.def
winsup/w32api/lib/winstrm.def
winsup/w32api/lib/wldap32.def
winsup/w32api/lib/wow32.def
winsup/w32api/lib/ws2_32.c
winsup/w32api/lib/ws2_32.def
winsup/w32api/lib/wsnmp32.def
winsup/w32api/lib/wsock32.def
winsup/w32api/lib/wst.def
winsup/w32api/lib/wtsapi32.def
Diffstat (limited to 'winsup/cygwin/net.cc')
-rw-r--r-- | winsup/cygwin/net.cc | 2270 |
1 files changed, 0 insertions, 2270 deletions
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc deleted file mode 100644 index 91d18fd65..000000000 --- a/winsup/cygwin/net.cc +++ /dev/null @@ -1,2270 +0,0 @@ -/* net.cc: network-related routines. - - Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, - 2005, 2006 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -/* #define DEBUG_NEST_ON 1 */ - -#define __INSIDE_CYGWIN_NET__ - -#include "winsup.h" -#include <ctype.h> -#include <sys/socket.h> -#include <sys/un.h> -#include <iphlpapi.h> -#include <syslog.h> - -#include <stdlib.h> -#define gethostname cygwin_gethostname -#include <unistd.h> -#undef gethostname -#include <netdb.h> -#define USE_SYS_TYPES_FD_SET -#include <winsock2.h> -#include <assert.h> -#include "cygerrno.h" -#include "security.h" -#include "cygwin/version.h" -#include "perprocess.h" -#include "path.h" -#include "fhandler.h" -#include "dtable.h" -#include "cygheap.h" -#include "sigproc.h" -#include "pinfo.h" -#include "registry.h" -#include "cygtls.h" - -extern "C" -{ - int h_errno; - - int __stdcall rcmd (char **ahost, unsigned short inport, char *locuser, - char *remuser, char *cmd, SOCKET * fd2p); - int __stdcall rexec (char **ahost, unsigned short inport, char *locuser, - char *password, char *cmd, SOCKET * fd2p); - int sscanf (const char *, const char *, ...); -} /* End of "C" section */ - -static fhandler_socket * -get (const int fd) -{ - cygheap_fdget cfd (fd); - - if (cfd < 0) - return 0; - - fhandler_socket *const fh = cfd->is_socket (); - - if (!fh) - set_errno (ENOTSOCK); - - return fh; -} - -/* htonl: standards? */ -extern "C" unsigned long int -htonl (unsigned long int x) -{ - return ((((x & 0x000000ffU) << 24) | - ((x & 0x0000ff00U) << 8) | - ((x & 0x00ff0000U) >> 8) | - ((x & 0xff000000U) >> 24))); -} - -/* ntohl: standards? */ -extern "C" unsigned long int -ntohl (unsigned long int x) -{ - return htonl (x); -} - -/* htons: standards? */ -extern "C" unsigned short -htons (unsigned short x) -{ - return ((((x & 0x000000ffU) << 8) | - ((x & 0x0000ff00U) >> 8))); -} - -/* ntohs: standards? */ -extern "C" unsigned short -ntohs (unsigned short x) -{ - return htons (x); -} - -/* exported as inet_ntoa: BSD 4.3 */ -extern "C" char * -cygwin_inet_ntoa (struct in_addr in) -{ - char *res = inet_ntoa (in); - - if (_my_tls.locals.ntoa_buf) - { - free (_my_tls.locals.ntoa_buf); - _my_tls.locals.ntoa_buf = NULL; - } - if (res) - _my_tls.locals.ntoa_buf = strdup (res); - return _my_tls.locals.ntoa_buf; -} - -/* exported as inet_addr: BSD 4.3 */ -extern "C" unsigned long -cygwin_inet_addr (const char *cp) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return INADDR_NONE; - unsigned long res = inet_addr (cp); - - return res; -} - -/* exported as inet_aton: BSD 4.3 - inet_aton is not exported by wsock32 and ws2_32, - so it has to be implemented here. */ -extern "C" int -cygwin_inet_aton (const char *cp, struct in_addr *inp) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return 0; - - unsigned long res = inet_addr (cp); - - if (res == INADDR_NONE && strcmp (cp, "255.255.255.255")) - return 0; - if (inp) - inp->s_addr = res; - return 1; -} - -/* undocumented in wsock32.dll */ -extern "C" unsigned int WINAPI inet_network (const char *); - -extern "C" unsigned int -cygwin_inet_network (const char *cp) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return INADDR_NONE; - unsigned int res = inet_network (cp); - - return res; -} - -/* inet_netof is in the standard BSD sockets library. It is useless - for modern networks, since it assumes network values which are no - longer meaningful, but some existing code calls it. */ - -extern "C" unsigned long -inet_netof (struct in_addr in) -{ - unsigned long i, res; - - i = ntohl (in.s_addr); - if (IN_CLASSA (i)) - res = (i & IN_CLASSA_NET) >> IN_CLASSA_NSHIFT; - else if (IN_CLASSB (i)) - res = (i & IN_CLASSB_NET) >> IN_CLASSB_NSHIFT; - else - res = (i & IN_CLASSC_NET) >> IN_CLASSC_NSHIFT; - - - return res; -} - -/* inet_makeaddr is in the standard BSD sockets library. It is - useless for modern networks, since it assumes network values which - are no longer meaningful, but some existing code calls it. */ - -extern "C" struct in_addr -inet_makeaddr (int net, int lna) -{ - unsigned long i; - struct in_addr in; - - if (net < IN_CLASSA_MAX) - i = (net << IN_CLASSA_NSHIFT) | (lna & IN_CLASSA_HOST); - else if (net < IN_CLASSB_MAX) - i = (net << IN_CLASSB_NSHIFT) | (lna & IN_CLASSB_HOST); - else if (net < 0x1000000) - i = (net << IN_CLASSC_NSHIFT) | (lna & IN_CLASSC_HOST); - else - i = net | lna; - - in.s_addr = htonl (i); - - - return in; -} - -struct tl -{ - int w; - const char *s; - int e; -}; - -static NO_COPY struct tl errmap[] = { - {WSAEINTR, "WSAEINTR", EINTR}, - {WSAEWOULDBLOCK, "WSAEWOULDBLOCK", EWOULDBLOCK}, - {WSAEINPROGRESS, "WSAEINPROGRESS", EINPROGRESS}, - {WSAEALREADY, "WSAEALREADY", EALREADY}, - {WSAENOTSOCK, "WSAENOTSOCK", ENOTSOCK}, - {WSAEDESTADDRREQ, "WSAEDESTADDRREQ", EDESTADDRREQ}, - {WSAEMSGSIZE, "WSAEMSGSIZE", EMSGSIZE}, - {WSAEPROTOTYPE, "WSAEPROTOTYPE", EPROTOTYPE}, - {WSAENOPROTOOPT, "WSAENOPROTOOPT", ENOPROTOOPT}, - {WSAEPROTONOSUPPORT, "WSAEPROTONOSUPPORT", EPROTONOSUPPORT}, - {WSAESOCKTNOSUPPORT, "WSAESOCKTNOSUPPORT", ESOCKTNOSUPPORT}, - {WSAEOPNOTSUPP, "WSAEOPNOTSUPP", EOPNOTSUPP}, - {WSAEPFNOSUPPORT, "WSAEPFNOSUPPORT", EPFNOSUPPORT}, - {WSAEAFNOSUPPORT, "WSAEAFNOSUPPORT", EAFNOSUPPORT}, - {WSAEADDRINUSE, "WSAEADDRINUSE", EADDRINUSE}, - {WSAEADDRNOTAVAIL, "WSAEADDRNOTAVAIL", EADDRNOTAVAIL}, - {WSAENETDOWN, "WSAENETDOWN", ENETDOWN}, - {WSAENETUNREACH, "WSAENETUNREACH", ENETUNREACH}, - {WSAENETRESET, "WSAENETRESET", ENETRESET}, - {WSAECONNABORTED, "WSAECONNABORTED", ECONNABORTED}, - {WSAECONNRESET, "WSAECONNRESET", ECONNRESET}, - {WSAENOBUFS, "WSAENOBUFS", ENOBUFS}, - {WSAEISCONN, "WSAEISCONN", EISCONN}, - {WSAENOTCONN, "WSAENOTCONN", ENOTCONN}, - {WSAESHUTDOWN, "WSAESHUTDOWN", ESHUTDOWN}, - {WSAETOOMANYREFS, "WSAETOOMANYREFS", ETOOMANYREFS}, - {WSAETIMEDOUT, "WSAETIMEDOUT", ETIMEDOUT}, - {WSAECONNREFUSED, "WSAECONNREFUSED", ECONNREFUSED}, - {WSAELOOP, "WSAELOOP", ELOOP}, - {WSAENAMETOOLONG, "WSAENAMETOOLONG", ENAMETOOLONG}, - {WSAEHOSTDOWN, "WSAEHOSTDOWN", EHOSTDOWN}, - {WSAEHOSTUNREACH, "WSAEHOSTUNREACH", EHOSTUNREACH}, - {WSAENOTEMPTY, "WSAENOTEMPTY", ENOTEMPTY}, - {WSAEPROCLIM, "WSAEPROCLIM", EPROCLIM}, - {WSAEUSERS, "WSAEUSERS", EUSERS}, - {WSAEDQUOT, "WSAEDQUOT", EDQUOT}, - {WSAESTALE, "WSAESTALE", ESTALE}, - {WSAEREMOTE, "WSAEREMOTE", EREMOTE}, - {WSAEINVAL, "WSAEINVAL", EINVAL}, - {WSAEFAULT, "WSAEFAULT", EFAULT}, - {0, "NOERROR", 0}, - {0, NULL, 0} -}; - -static int -find_winsock_errno (int why) -{ - for (int i = 0; errmap[i].s != NULL; ++i) - if (why == errmap[i].w) - return errmap[i].e; - - return EPERM; -} - -void -__set_winsock_errno (const char *fn, int ln) -{ - DWORD werr = WSAGetLastError (); - int err = find_winsock_errno (werr); - - set_errno (err); - syscall_printf ("%s:%d - winsock error %d -> errno %d", fn, ln, werr, err); -} - -/* - * Since the member `s' isn't used for debug output we can use it - * for the error text returned by herror and hstrerror. - */ -static NO_COPY struct tl host_errmap[] = { - {WSAHOST_NOT_FOUND, "Unknown host", HOST_NOT_FOUND}, - {WSATRY_AGAIN, "Host name lookup failure", TRY_AGAIN}, - {WSANO_RECOVERY, "Unknown server error", NO_RECOVERY}, - {WSANO_DATA, "No address associated with name", NO_DATA}, - {0, NULL, 0} -}; - -static void -set_host_errno () -{ - int i; - - int why = WSAGetLastError (); - - for (i = 0; host_errmap[i].w != 0; ++i) - if (why == host_errmap[i].w) - break; - - if (host_errmap[i].w != 0) - h_errno = host_errmap[i].e; - else - h_errno = NETDB_INTERNAL; -} - -inline int -DWORD_round (int n) -{ - return sizeof (DWORD) * (((n + sizeof (DWORD) - 1)) / sizeof (DWORD)); -} - -inline int -strlen_round (const char *s) -{ - if (!s) - return 0; - return DWORD_round (strlen (s) + 1); -} - -#pragma pack(push,2) -struct pservent -{ - char *s_name; - char **s_aliases; - short s_port; - char *s_proto; -}; -#pragma pack(pop) - -struct unionent -{ - char *name; - char **list; - short port_proto_addrtype; - short h_len; - union - { - char *s_proto; - char **h_addr_list; - }; -}; - -enum struct_type -{ - t_hostent, t_protoent, t_servent -}; - -static const char *entnames[] = {"host", "proto", "serv"}; - -/* Generic "dup a {host,proto,serv}ent structure" function. - This is complicated because we need to be able to free the - structure at any point and we can't rely on the pointer contents - being untouched by callers. So, we allocate a chunk of memory - large enough to hold the structure and all of the stuff it points - to then we copy the source into this new block of memory. - The 'unionent' struct is a union of all of the currently used - *ent structure. */ - -#define dup_ent(old, src, type) __dup_ent ((unionent *&) (_my_tls.locals.old), (unionent *) (src), type) -#ifdef DEBUGGING -static void * -#else -static inline void * -#endif -__dup_ent (unionent *&dst, unionent *src, struct_type type) -{ - if (dst) - debug_printf ("old %sent structure \"%s\" %p\n", entnames[type], - ((unionent *) dst)->name, dst); - - if (!src) - { - set_winsock_errno (); - return NULL; - } - - debug_printf ("duping %sent \"%s\", %p", entnames[type], src->name, src); - - /* Find the size of the raw structure minus any character strings, etc. */ - int sz, struct_sz; - switch (type) - { - case t_protoent: - struct_sz = sizeof (protoent); - break; - case t_servent: - struct_sz = sizeof (servent); - break; - case t_hostent: - struct_sz = sizeof (hostent); - break; - default: - api_fatal ("called with invalid value %d", type); - break; - } - - /* Every *ent begins with a name. Calculate it's length. */ - int namelen = strlen_round (src->name); - sz = struct_sz + namelen; - - char **av; - /* The next field in every *ent is an argv list of "something". - Calculate the number of components and how much space the - character strings will take. */ - int list_len = 0; - for (av = src->list; av && *av; av++) - { - list_len++; - sz += sizeof (char **) + strlen_round (*av); - } - - /* NULL terminate if there actually was a list */ - if (av) - { - sz += sizeof (char **); - list_len++; - } - - /* Do servent/hostent specific processing */ - int protolen = 0; - int addr_list_len = 0; - char *s_proto = NULL; - if (type == t_servent) - { - if (src->s_proto) - { - /* Windows 95 idiocy. Structure is misaligned on Windows 95. - Kludge around this by trying a different pointer alignment. */ - if (!IsBadStringPtr (src->s_proto, INT32_MAX)) - s_proto = src->s_proto; - else if (!IsBadStringPtr (((pservent *) src)->s_proto, INT32_MAX)) - s_proto = ((pservent *) src)->s_proto; - sz += (protolen = strlen_round (s_proto)); - } - } - else if (type == t_hostent) - { - /* Calculate the length and storage used for h_addr_list */ - for (av = src->h_addr_list; av && *av; av++) - { - addr_list_len++; - sz += sizeof (char **) + DWORD_round (src->h_len); - } - if (av) - { - sz += sizeof (char **); - addr_list_len++; - } - } - - /* Allocate the storage needed. Allocate a rounded size to attempt to force - reuse of this buffer so that a poorly-written caller will not be using - a freed buffer. */ - unsigned rsz = 256 * ((sz + 255) / 256); - dst = (unionent *) realloc (dst, rsz); - - /* Hopefully, this worked. */ - if (dst) - { - memset (dst, 0, sz); - /* This field is common to all *ent structures but named differently - in each, of course. */ - dst->port_proto_addrtype = src->port_proto_addrtype; - - char *dp = ((char *) dst) + struct_sz; - if (namelen) - { - /* Copy the name field to dst, using space just beyond the end of - the dst structure. */ - strcpy (dst->name = dp, src->name); - dp += namelen; - } - - /* Copy the 'list' type to dst, using space beyond end of structure - + storage for name. */ - if (src->list) - { - char **dav = dst->list = (char **) dp; - dp += sizeof (char **) * list_len; - for (av = src->list; av && *av; av++) - { - int len = strlen (*av) + 1; - memcpy (*dav++ = dp, *av, len); - dp += DWORD_round (len); - } - } - - /* Do servent/protoent/hostent specific processing. */ - if (type == t_protoent) - debug_printf ("protoent %s %x %x", dst->name, dst->list, dst->port_proto_addrtype); - else if (type == t_servent) - { - if (s_proto) - { - strcpy (dst->s_proto = dp, s_proto); - dp += protolen; - } - } - else if (type == t_hostent) - { - /* Transfer h_len and duplicate contents of h_addr_list, using - memory after 'list' allocation. */ - dst->h_len = src->h_len; - char **dav = dst->h_addr_list = (char **) dp; - dp += sizeof (char **) * addr_list_len; - for (av = src->h_addr_list; av && *av; av++) - { - memcpy (*dav++ = dp, *av, src->h_len); - dp += DWORD_round (src->h_len); - } - } - /* Sanity check that we did our bookkeeping correctly. */ - assert ((dp - (char *) dst) == sz); - } - debug_printf ("duped %sent \"%s\", %p", entnames[type], dst ? dst->name : "<null!>", dst); - return dst; -} - -/* exported as getprotobyname: standards? */ -extern "C" struct protoent * -cygwin_getprotobyname (const char *p) -{ - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - return (protoent *) dup_ent (protoent_buf, getprotobyname (p), t_protoent); -} - -/* exported as getprotobynumber: standards? */ -extern "C" struct protoent * -cygwin_getprotobynumber (int number) -{ - return (protoent *) dup_ent (protoent_buf, getprotobynumber (number), t_protoent); -} - -bool -fdsock (cygheap_fdmanip& fd, const device *dev, SOCKET soc) -{ - if (wincap.has_set_handle_information ()) - { - /* NT systems apparently set sockets to inheritable by default */ - SetHandleInformation ((HANDLE) soc, HANDLE_FLAG_INHERIT, 0); - debug_printf ("reset socket inheritance"); - } - else - debug_printf ("not setting socket inheritance"); - fd = build_fh_dev (*dev); - if (!fd.isopen ()) - return false; - fd->set_io_handle ((HANDLE) soc); - fd->set_flags (O_RDWR | O_BINARY); - fd->uninterruptible_io (true); - cygheap->fdtab.inc_need_fixup_before (); - debug_printf ("fd %d, name '%s', soc %p", (int) fd, dev->name, soc); - return true; -} - -/* exported as socket: standards? */ -extern "C" int -cygwin_socket (int af, int type, int protocol) -{ - int res = -1; - SOCKET soc = 0; - - debug_printf ("socket (%d, %d, %d)", af, type, protocol); - - soc = socket (AF_INET, type, af == AF_LOCAL ? 0 : protocol); - - if (soc == INVALID_SOCKET) - { - set_winsock_errno (); - goto done; - } - - const device *dev; - - if (af == AF_INET) - dev = type == SOCK_STREAM ? tcp_dev : udp_dev; - else - dev = type == SOCK_STREAM ? stream_dev : dgram_dev; - - { - cygheap_fdnew fd; - if (fd < 0 || !fdsock (fd, dev, soc)) - closesocket (soc); - else - { - ((fhandler_socket *) fd)->set_addr_family (af); - ((fhandler_socket *) fd)->set_socket_type (type); - res = fd; - } - } - -done: - syscall_printf ("%d = socket (%d, %d, %d)", res, af, type, protocol); - return res; -} - -/* exported as sendto: standards? */ -extern "C" int -cygwin_sendto (int fd, const void *buf, int len, int flags, - const struct sockaddr *to, int tolen) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else if ((res = len) != 0) - res = fh->sendto (buf, len, flags, to, tolen); - - syscall_printf ("%d = sendto (%d, %p, %d, %x, %p, %d)", - res, fd, buf, len, flags, to, tolen); - - return res; -} - -/* exported as recvfrom: standards? */ -extern "C" int -cygwin_recvfrom (int fd, void *buf, int len, int flags, - struct sockaddr *from, int *fromlen) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else if ((res = len) != 0) - res = fh->recvfrom (buf, len, flags, from, fromlen); - - syscall_printf ("%d = recvfrom (%d, %p, %d, %x, %p, %p)", - res, fd, buf, len, flags, from, fromlen); - - return res; -} - -static int -convert_ws1_ip_optname (int optname) -{ - static int ws2_optname[] = - { - 0, - IP_OPTIONS, - IP_MULTICAST_IF, - IP_MULTICAST_TTL, - IP_MULTICAST_LOOP, - IP_ADD_MEMBERSHIP, - IP_DROP_MEMBERSHIP, - IP_TTL, - IP_TOS, - IP_DONTFRAGMENT - }; - return (optname < 1 || optname > _WS1_IP_DONTFRAGMENT) - ? optname - : ws2_optname[optname]; -} - -/* exported as setsockopt: standards? */ -extern "C" int -cygwin_setsockopt (int fd, int level, int optname, const void *optval, - int optlen) -{ - int res; - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - { - /* Old applications still use the old Winsock1 IPPROTO_IP values. */ - if (level == IPPROTO_IP && CYGWIN_VERSION_CHECK_FOR_USING_WINSOCK1_VALUES) - optname = convert_ws1_ip_optname (optname); - - res = setsockopt (fh->get_socket (), level, optname, - (const char *) optval, optlen); - - if (optlen == 4) - syscall_printf ("setsockopt optval=%x", *(long *) optval); - - if (res) - { - /* KB 248611: - - Windows 2000 and above don't support setting the IP_TOS field - with setsockopt. Additionally, TOS was always (also under 9x - and NT) only implemented for UDP and ICMP, never for TCP. - - The difference is that beginning with Windows 2000 the - setsockopt call returns WinSock error 10022, WSAEINVAL when - trying to set the IP_TOS field, instead of just ignoring the - call. This is *not* explained in KB 248611, but only in KB - 258978. - - Either case, the official workaround is to add a new registry - DWORD value HKLM/System/CurrentControlSet/Services/Tcpip/... - ... Parameters/DisableUserTOSSetting, set to 0, and reboot. - - Sidenote: The reasoning for dropping ToS in Win2K is that ToS - per RFC 1349 is incompatible with DiffServ per RFC 2474/2475. - - We just ignore the return value of setting IP_TOS under Windows - 2000 and above entirely. */ - if (level == IPPROTO_IP && optname == IP_TOS - && WSAGetLastError () == WSAEINVAL - && wincap.has_disabled_user_tos_setting ()) - { - debug_printf ("Faked IP_TOS success"); - res = 0; - } - else - set_winsock_errno (); - } - else if (level == SOL_SOCKET && optname == SO_REUSEADDR) - fh->saw_reuseaddr (*(int *) optval); - } - - syscall_printf ("%d = setsockopt (%d, %d, %x, %p, %d)", - res, fd, level, optname, optval, optlen); - return res; -} - -/* exported as getsockopt: standards? */ -extern "C" int -cygwin_getsockopt (int fd, int level, int optname, void *optval, int *optlen) -{ - int res; - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else if (optname == SO_PEERCRED) - { - struct ucred *cred = (struct ucred *) optval; - res = fh->getpeereid (&cred->pid, &cred->uid, &cred->gid); - } - else - { - /* Old applications still use the old Winsock1 IPPROTO_IP values. */ - if (level == IPPROTO_IP && CYGWIN_VERSION_CHECK_FOR_USING_WINSOCK1_VALUES) - optname = convert_ws1_ip_optname (optname); - res = getsockopt (fh->get_socket (), level, optname, (char *) optval, - (int *) optlen); - - if (optname == SO_ERROR) - { - int *e = (int *) optval; - - debug_printf ("WinSock SO_ERROR = %d", *e); - *e = find_winsock_errno (*e); - } - - if (res) - set_winsock_errno (); - } - - syscall_printf ("%d = getsockopt (%d, %d, 0x%x, %p, %p)", - res, fd, level, optname, optval, optlen); - return res; -} - -extern "C" int -getpeereid (int fd, __uid32_t *euid, __gid32_t *egid) -{ - sig_dispatch_pending (); - fhandler_socket *fh = get (fd); - if (fh) - return fh->getpeereid (NULL, euid, egid); - return -1; -} - -/* exported as connect: standards? */ -extern "C" int -cygwin_connect (int fd, const struct sockaddr *name, int namelen) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - res = fh->connect (name, namelen); - - syscall_printf ("%d = connect (%d, %p, %d)", res, fd, name, namelen); - - return res; -} - -/* exported as getservbyname: standards? */ -extern "C" struct servent * -cygwin_getservbyname (const char *name, const char *proto) -{ - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - - servent *res = (servent *) dup_ent (servent_buf, getservbyname (name, proto), t_servent); - syscall_printf ("%p = getservbyname (%s, %s)", res, name, proto); - return res; -} - -/* exported as getservbyport: standards? */ -extern "C" struct servent * -cygwin_getservbyport (int port, const char *proto) -{ - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - - servent *res = (servent *) dup_ent (servent_buf, getservbyport (port, proto), t_servent); - syscall_printf ("%p = getservbyport (%d, %s)", _my_tls.locals.servent_buf, port, proto); - return res; -} - -extern "C" int -cygwin_gethostname (char *name, size_t len) -{ - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - if (gethostname (name, len)) - { - DWORD local_len = len; - - if (!GetComputerNameA (name, &local_len)) - { - set_winsock_errno (); - return -1; - } - } - debug_printf ("name %s", name); - return 0; -} - -/* exported as gethostbyname: standards? */ -extern "C" struct hostent * -cygwin_gethostbyname (const char *name) -{ - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - - unsigned char tmp_addr[4]; - struct hostent tmp, *h; - char *tmp_aliases[1] = {0}; - char *tmp_addr_list[2] = {0,0}; - unsigned int a, b, c, d; - char dummy; - - if (sscanf (name, "%u.%u.%u.%u%c", &a, &b, &c, &d, &dummy) != 4 - || a >= 256 || b >= 256 || c >= 256 || d >= 256) - h = gethostbyname (name); - else - { - /* In case you don't have DNS, at least x.x.x.x still works */ - memset (&tmp, 0, sizeof (tmp)); - tmp_addr[0] = a; - tmp_addr[1] = b; - tmp_addr[2] = c; - tmp_addr[3] = d; - tmp_addr_list[0] = (char *) tmp_addr; - tmp.h_name = name; - tmp.h_aliases = tmp_aliases; - tmp.h_addrtype = 2; - tmp.h_length = 4; - tmp.h_addr_list = tmp_addr_list; - h = &tmp; - } - - hostent *res = (hostent *) dup_ent (hostent_buf, h, t_hostent); - if (res) - debug_printf ("h_name %s", res->h_name); - else - { - debug_printf ("dup_ent returned NULL for name %s, h %p", name, h); - set_host_errno (); - } - return res; -} - -/* exported as gethostbyaddr: standards? */ -extern "C" struct hostent * -cygwin_gethostbyaddr (const char *addr, int len, int type) -{ - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - - hostent *res = (hostent *) dup_ent (hostent_buf, gethostbyaddr (addr, len, type), t_hostent); - if (res) - debug_printf ("h_name %s", _my_tls.locals.hostent_buf->h_name); - else - set_host_errno (); - return res; -} - -/* exported as accept: standards? */ -extern "C" int -cygwin_accept (int fd, struct sockaddr *peer, int *len) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - res = fh->accept (peer, len); - - syscall_printf ("%d = accept (%d, %p, %p)", res, fd, peer, len); - return res; -} - -/* exported as bind: standards? */ -extern "C" int -cygwin_bind (int fd, const struct sockaddr *my_addr, int addrlen) -{ - int res; - sig_dispatch_pending (); - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - res = fh->bind (my_addr, addrlen); - - syscall_printf ("%d = bind (%d, %p, %d)", res, fd, my_addr, addrlen); - return res; -} - -/* exported as getsockname: standards? */ -extern "C" int -cygwin_getsockname (int fd, struct sockaddr *addr, int *namelen) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - res = fh->getsockname (addr, namelen); - - syscall_printf ("%d = getsockname (%d, %p, %p)", res, fd, addr, namelen); - return res; -} - -/* exported as listen: standards? */ -extern "C" int -cygwin_listen (int fd, int backlog) -{ - int res; - sig_dispatch_pending (); - fhandler_socket *fh = get (fd); - - if (!fh) - res = -1; - else - res = fh->listen (backlog); - - syscall_printf ("%d = listen (%d, %d)", res, fd, backlog); - return res; -} - -/* exported as shutdown: standards? */ -extern "C" int -cygwin_shutdown (int fd, int how) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - if (!fh) - res = -1; - else - res = fh->shutdown (how); - - syscall_printf ("%d = shutdown (%d, %d)", res, fd, how); - return res; -} - -/* exported as hstrerror: BSD 4.3 */ -extern "C" const char * -cygwin_hstrerror (int err) -{ - int i; - - for (i = 0; host_errmap[i].e != 0; ++i) - if (err == host_errmap[i].e) - break; - - return host_errmap[i].s; -} - -/* exported as herror: BSD 4.3 */ -extern "C" void -cygwin_herror (const char *s) -{ - myfault efault; - if (efault.faulted ()) - return; - if (cygheap->fdtab.not_open (2)) - return; - - if (s) - { - write (2, s, strlen (s)); - write (2, ": ", 2); - } - - const char *h_errstr = cygwin_hstrerror (h_errno); - - if (!h_errstr) - switch (h_errno) - { - case NETDB_INTERNAL: - h_errstr = "Resolver internal error"; - break; - case NETDB_SUCCESS: - h_errstr = "Resolver error 0 (no error)"; - break; - default: - h_errstr = "Unknown resolver error"; - break; - } - write (2, h_errstr, strlen (h_errstr)); - write (2, "\n", 1); -} - -/* exported as getpeername: standards? */ -extern "C" int -cygwin_getpeername (int fd, struct sockaddr *name, int *len) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - res = fh->getpeername (name, len); - - syscall_printf ("%d = getpeername (%d) %d", res, fd, (fh ? fh->get_socket () : -1)); - return res; -} - -/* exported as recv: standards? */ -extern "C" int -cygwin_recv (int fd, void *buf, int len, int flags) -{ - return cygwin_recvfrom (fd, buf, len, flags, NULL, NULL); -} - -/* exported as send: standards? */ -extern "C" int -cygwin_send (int fd, const void *buf, int len, int flags) -{ - return cygwin_sendto (fd, buf, len, flags, NULL, 0); -} - -/* getdomainname: standards? */ -extern "C" int -getdomainname (char *domain, size_t len) -{ - /* - * This works for Win95 only if the machine is configured to use MS-TCP. - * If a third-party TCP is being used this will fail. - * FIXME: On Win95, is there a way to portably check the TCP stack - * in use and include paths for the Domain name in each ? - * Punt for now and assume MS-TCP on Win95. - */ - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - PFIXED_INFO info = NULL; - ULONG size = 0; - - if (GetNetworkParams(info, &size) == ERROR_BUFFER_OVERFLOW - && (info = (PFIXED_INFO) alloca(size)) - && GetNetworkParams(info, &size) == ERROR_SUCCESS) - { - strncpy(domain, info->DomainName, len); - return 0; - } - - /* This is only used by Win95 and NT <= 4.0. - The registry names are language independent. - FIXME: Handle DHCP on Win95. The DhcpDomain(s) may be available - in ..VxD\DHCP\DhcpInfoXX\OptionInfo, RFC 1533 format */ - - reg_key r (HKEY_LOCAL_MACHINE, KEY_READ, - (!wincap.is_winnt ()) ? "System" : "SYSTEM", - "CurrentControlSet", "Services", - (!wincap.is_winnt ()) ? "VxD" : "Tcpip", - (!wincap.is_winnt ()) ? "MSTCP" : "Parameters", NULL); - - if (!r.error ()) - { - int res1, res2 = 0; /* Suppress compiler warning */ - res1 = r.get_string ("Domain", domain, len, ""); - if (res1 != ERROR_SUCCESS || !domain[0]) - res2 = r.get_string ("DhcpDomain", domain, len, ""); - if (res1 == ERROR_SUCCESS || res2 == ERROR_SUCCESS) - return 0; - } - __seterrno (); - return -1; -} - -/* Fill out an ifconf struct. */ - -/* - * IFCONF 98/ME, NTSP4, W2K: - * Use IP Helper Library - */ -static void -get_2k_ifconf (struct ifconf *ifc, int what) -{ - int cnt = 0; - int ethId = 0, pppId = 0, slpId = 0, tokId = 0; - - /* Union maps buffer to correct struct */ - struct ifreq *ifr = ifc->ifc_req; - - DWORD ip_cnt, lip, lnp; - DWORD siz_ip_table = 0; - PMIB_IPADDRTABLE ipt; - PMIB_IFROW ifrow; - struct sockaddr_in *sa = NULL; - struct sockaddr *so = NULL; - - typedef struct ifcount_t - { - DWORD ifIndex; - size_t count; - unsigned int enumerated; // for eth0:1 - unsigned int classId; // for eth0, tok0 ... - - }; - ifcount_t *iflist, *ifEntry; - - if (GetIpAddrTable (NULL, &siz_ip_table, TRUE) == ERROR_INSUFFICIENT_BUFFER - && (ifrow = (PMIB_IFROW) alloca (sizeof (MIB_IFROW))) - && (ipt = (PMIB_IPADDRTABLE) alloca (siz_ip_table)) - && !GetIpAddrTable (ipt, &siz_ip_table, TRUE)) - { - iflist = - (ifcount_t *) alloca (sizeof (ifcount_t) * (ipt->dwNumEntries + 1)); - memset (iflist, 0, sizeof (ifcount_t) * (ipt->dwNumEntries + 1)); - for (ip_cnt = 0; ip_cnt < ipt->dwNumEntries; ++ip_cnt) - { - ifEntry = iflist; - /* search for matching entry (and stop at first free entry) */ - while (ifEntry->count != 0) - { - if (ifEntry->ifIndex == ipt->table[ip_cnt].dwIndex) - break; - ifEntry++; - } - if (ifEntry->count == 0) - { - ifEntry->count = 1; - ifEntry->ifIndex = ipt->table[ip_cnt].dwIndex; - } - else - { - ifEntry->count++; - } - } - // reset the last element. This is just the stopper for the loop. - iflist[ipt->dwNumEntries].count = 0; - - /* Iterate over all configured IP-addresses */ - for (ip_cnt = 0; ip_cnt < ipt->dwNumEntries; ++ip_cnt) - { - memset (ifrow, 0, sizeof (MIB_IFROW)); - ifrow->dwIndex = ipt->table[ip_cnt].dwIndex; - if (GetIfEntry (ifrow) != NO_ERROR) - continue; - - ifcount_t *ifEntry = iflist; - - /* search for matching entry (and stop at first free entry) */ - while (ifEntry->count != 0) - { - if (ifEntry->ifIndex == ipt->table[ip_cnt].dwIndex) - break; - ifEntry++; - } - - /* Setup the interface name */ - switch (ifrow->dwType) - { - case MIB_IF_TYPE_TOKENRING: - if (ifEntry->enumerated == 0) - { - ifEntry->classId = tokId++; - __small_sprintf (ifr->ifr_name, "tok%u", - ifEntry->classId); - } - else - { - __small_sprintf (ifr->ifr_name, "tok%u:%u", - ifEntry->classId, - ifEntry->enumerated - 1); - } - ifEntry->enumerated++; - break; - case MIB_IF_TYPE_ETHERNET: - if (ifEntry->enumerated == 0) - { - ifEntry->classId = ethId++; - __small_sprintf (ifr->ifr_name, "eth%u", - ifEntry->classId); - } - else - { - __small_sprintf (ifr->ifr_name, "eth%u:%u", - ifEntry->classId, - ifEntry->enumerated - 1); - } - ifEntry->enumerated++; - break; - case MIB_IF_TYPE_PPP: - if (ifEntry->enumerated == 0) - { - ifEntry->classId = pppId++; - __small_sprintf (ifr->ifr_name, "ppp%u", - ifEntry->classId); - } - else - { - __small_sprintf (ifr->ifr_name, "ppp%u:%u", - ifEntry->classId, - ifEntry->enumerated - 1); - } - ifEntry->enumerated++; - break; - case MIB_IF_TYPE_SLIP: - if (ifEntry->enumerated == 0) - { - ifEntry->classId = slpId++; - __small_sprintf (ifr->ifr_name, "slp%u", - ifEntry->classId); - } - else - { - __small_sprintf (ifr->ifr_name, "slp%u:%u", - ifEntry->classId, - ifEntry->enumerated - 1); - } - ifEntry->enumerated++; - break; - case MIB_IF_TYPE_LOOPBACK: - strcpy (ifr->ifr_name, "lo"); - break; - default: - continue; - } - /* setup sockaddr struct */ - switch (what) - { - case SIOCGIFCONF: - case SIOCGIFADDR: - sa = (struct sockaddr_in *) &ifr->ifr_addr; - sa->sin_addr.s_addr = ipt->table[ip_cnt].dwAddr; - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFBRDADDR: - sa = (struct sockaddr_in *) &ifr->ifr_broadaddr; -#if 0 - /* Unfortunately, the field returns only crap. */ - sa->sin_addr.s_addr = ipt->table[ip_cnt].dwBCastAddr; -#else - lip = ipt->table[ip_cnt].dwAddr; - lnp = ipt->table[ip_cnt].dwMask; - sa->sin_addr.s_addr = lip & lnp | ~lnp; - sa->sin_family = AF_INET; - sa->sin_port = 0; -#endif - break; - case SIOCGIFNETMASK: - sa = (struct sockaddr_in *) &ifr->ifr_netmask; - sa->sin_addr.s_addr = ipt->table[ip_cnt].dwMask; - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFHWADDR: - so = &ifr->ifr_hwaddr; - for (UINT i = 0; i < IFHWADDRLEN; ++i) - if (i >= ifrow->dwPhysAddrLen) - so->sa_data[i] = '\0'; - else - so->sa_data[i] = ifrow->bPhysAddr[i]; - so->sa_family = AF_INET; - break; - case SIOCGIFMETRIC: - ifr->ifr_metric = 1; - break; - case SIOCGIFMTU: - ifr->ifr_mtu = ifrow->dwMtu; - break; - } - ++cnt; - if ((caddr_t)++ ifr > - ifc->ifc_buf + ifc->ifc_len - sizeof (struct ifreq)) - goto done; - } - } - -done: - /* Set the correct length */ - ifc->ifc_len = cnt * sizeof (struct ifreq); -} - -/* - * IFCONF Windows NT < SP4: - * Look at the Bind value in - * HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Linkage\ - * This is a REG_MULTI_SZ with strings of the form: - * \Device\<Netcard>, where netcard is the name of the net device. - * Then look under: - * HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\<NetCard>\ - * Parameters\Tcpip - * at the IPAddress, Subnetmask and DefaultGateway values for the - * required values. - */ -static void -get_nt_ifconf (struct ifconf *ifc, int what) -{ - HKEY key; - unsigned long lip, lnp; - struct sockaddr_in *sa = NULL; - struct sockaddr *so = NULL; - DWORD size; - int cnt = 1; - char *binding = (char *) 0; - - /* Union maps buffer to correct struct */ - struct ifreq *ifr = ifc->ifc_req; - - if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, - "SYSTEM\\" - "CurrentControlSet\\" - "Services\\" - "Tcpip\\" "Linkage", - 0, KEY_READ, &key) == ERROR_SUCCESS) - { - if (RegQueryValueEx (key, "Bind", - NULL, NULL, - NULL, &size) == ERROR_SUCCESS) - { - binding = (char *) alloca (size); - if (RegQueryValueEx (key, "Bind", - NULL, NULL, - (unsigned char *) binding, - &size) != ERROR_SUCCESS) - { - binding = NULL; - } - } - RegCloseKey (key); - } - - if (binding) - { - char *bp, eth[2] = "/"; - char cardkey[256], ipaddress[256], netmask[256]; - - for (bp = binding; *bp; bp += strlen (bp) + 1) - { - bp += strlen ("\\Device\\"); - strcpy (cardkey, "SYSTEM\\CurrentControlSet\\Services\\"); - strcat (cardkey, bp); - strcat (cardkey, "\\Parameters\\Tcpip"); - - if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, cardkey, - 0, KEY_READ, &key) != ERROR_SUCCESS) - continue; - - if (RegQueryValueEx (key, "IPAddress", - NULL, NULL, - (unsigned char *) ipaddress, - (size = 256, &size)) == ERROR_SUCCESS - && RegQueryValueEx (key, "SubnetMask", - NULL, NULL, - (unsigned char *) netmask, - (size = 256, &size)) == ERROR_SUCCESS) - { - char *ip, *np; - char dhcpaddress[256], dhcpnetmask[256]; - - for (ip = ipaddress, np = netmask; - *ip && *np; - ip += strlen (ip) + 1, np += strlen (np) + 1) - { - if ((caddr_t)++ ifr > ifc->ifc_buf - + ifc->ifc_len - sizeof (struct ifreq)) - break; - - if (!strncmp (bp, "NdisWan", 7)) - { - strcpy (ifr->ifr_name, "ppp"); - strcat (ifr->ifr_name, bp + 7); - } - else - { - ++*eth; - strcpy (ifr->ifr_name, "eth"); - strcat (ifr->ifr_name, eth); - } - memset (&ifr->ifr_addr, '\0', sizeof ifr->ifr_addr); - if (cygwin_inet_addr (ip) == 0L - && RegQueryValueEx (key, "DhcpIPAddress", - NULL, NULL, - (unsigned char *) dhcpaddress, - (size = 256, &size)) - == ERROR_SUCCESS - && RegQueryValueEx (key, "DhcpSubnetMask", - NULL, NULL, - (unsigned char *) dhcpnetmask, - (size = 256, &size)) - == ERROR_SUCCESS) - { - switch (what) - { - case SIOCGIFCONF: - case SIOCGIFADDR: - sa = (struct sockaddr_in *) &ifr->ifr_addr; - sa->sin_addr.s_addr = - cygwin_inet_addr (dhcpaddress); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFBRDADDR: - lip = cygwin_inet_addr (dhcpaddress); - lnp = cygwin_inet_addr (dhcpnetmask); - sa = (struct sockaddr_in *) &ifr->ifr_broadaddr; - sa->sin_addr.s_addr = lip & lnp | ~lnp; - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFNETMASK: - sa = (struct sockaddr_in *) &ifr->ifr_netmask; - sa->sin_addr.s_addr = - cygwin_inet_addr (dhcpnetmask); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFHWADDR: - so = &ifr->ifr_hwaddr; - memset (so->sa_data, 0, IFHWADDRLEN); - so->sa_family = AF_INET; - break; - case SIOCGIFMETRIC: - ifr->ifr_metric = 1; - break; - case SIOCGIFMTU: - ifr->ifr_mtu = 1500; - break; - } - } - else - { - switch (what) - { - case SIOCGIFCONF: - case SIOCGIFADDR: - sa = (struct sockaddr_in *) &ifr->ifr_addr; - sa->sin_addr.s_addr = cygwin_inet_addr (ip); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFBRDADDR: - lip = cygwin_inet_addr (ip); - lnp = cygwin_inet_addr (np); - sa = (struct sockaddr_in *) &ifr->ifr_broadaddr; - sa->sin_addr.s_addr = lip & lnp | ~lnp; - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFNETMASK: - sa = (struct sockaddr_in *) &ifr->ifr_netmask; - sa->sin_addr.s_addr = cygwin_inet_addr (np); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFHWADDR: - so = &ifr->ifr_hwaddr; - memset (so->sa_data, 0, IFHWADDRLEN); - so->sa_family = AF_INET; - break; - case SIOCGIFMETRIC: - ifr->ifr_metric = 1; - break; - case SIOCGIFMTU: - ifr->ifr_mtu = 1500; - break; - } - } - ++cnt; - } - } - RegCloseKey (key); - } - } - - /* Set the correct length */ - ifc->ifc_len = cnt * sizeof (struct ifreq); -} - -/* - * IFCONF Windows 95: - * HKLM/Enum/Network/MSTCP/"*" - * -> Value "Driver" enthält Subkey relativ zu - * HKLM/System/CurrentControlSet/Class/ - * -> In Subkey "Bindings" die Values aufzählen - * -> Enthält Subkeys der Form "VREDIR\*" - * Das * ist ein Subkey relativ zu - * HKLM/System/CurrentControlSet/Class/Net/ - * HKLM/System/CurrentControlSet/Class/"Driver" - * -> Value "IPAddress" - * -> Value "IPMask" - * HKLM/System/CurrentControlSet/Class/Net/"*"(aus "VREDIR\*") - * -> Wenn Value "AdapterName" == "MS$PPP" -> ppp interface - * -> Value "DriverDesc" enthält den Namen - * - */ -static void -get_95_ifconf (struct ifconf *ifc, int what) -{ - HKEY key; - unsigned long lip, lnp; - struct sockaddr_in *sa = NULL; - struct sockaddr *so = NULL; - FILETIME update; - LONG res; - DWORD size; - int cnt = 1; - char ifname[256]; - char eth[2] = "/"; - char ppp[2] = "/"; - - /* Union maps buffer to correct struct */ - struct ifreq *ifr = ifc->ifc_req; - - if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, "Enum\\Network\\MSTCP", - 0, KEY_READ, &key) != ERROR_SUCCESS) - { - /* Set the correct length */ - ifc->ifc_len = cnt * sizeof (struct ifreq); - return; - } - - for (int i = 0; - (res = RegEnumKeyEx (key, i, ifname, - (size = sizeof ifname, &size), - 0, 0, 0, &update)) != ERROR_NO_MORE_ITEMS; - ++i) - { - HKEY ifkey, subkey; - char driver[256], classname[256], netname[256]; - char adapter[256], ip[256], np[256]; - - if (res != ERROR_SUCCESS - || RegOpenKeyEx (key, ifname, 0, KEY_READ, &ifkey) != ERROR_SUCCESS) - continue; - - if (RegQueryValueEx (ifkey, "Driver", 0, - NULL, (unsigned char *) driver, - (size = sizeof driver, &size)) != ERROR_SUCCESS) - { - RegCloseKey (ifkey); - continue; - } - - strcpy (classname, "System\\CurrentControlSet\\Services\\Class\\"); - strcat (classname, driver); - if ((res = RegOpenKeyEx (HKEY_LOCAL_MACHINE, classname, - 0, KEY_READ, &subkey)) != ERROR_SUCCESS) - { - RegCloseKey (ifkey); - continue; - } - - if (RegQueryValueEx (subkey, "IPAddress", 0, - NULL, (unsigned char *) ip, - (size = sizeof ip, &size)) == ERROR_SUCCESS - && RegQueryValueEx (subkey, "IPMask", 0, - NULL, (unsigned char *) np, - (size = sizeof np, &size)) == ERROR_SUCCESS) - { - if ((caddr_t)++ ifr > ifc->ifc_buf - + ifc->ifc_len - sizeof (struct ifreq)) - goto out; - - switch (what) - { - case SIOCGIFCONF: - case SIOCGIFADDR: - sa = (struct sockaddr_in *) &ifr->ifr_addr; - sa->sin_addr.s_addr = cygwin_inet_addr (ip); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFBRDADDR: - lip = cygwin_inet_addr (ip); - lnp = cygwin_inet_addr (np); - sa = (struct sockaddr_in *) &ifr->ifr_broadaddr; - sa->sin_addr.s_addr = lip & lnp | ~lnp; - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFNETMASK: - sa = (struct sockaddr_in *) &ifr->ifr_netmask; - sa->sin_addr.s_addr = cygwin_inet_addr (np); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFHWADDR: - so = &ifr->ifr_hwaddr; - memset (so->sa_data, 0, IFHWADDRLEN); - so->sa_family = AF_INET; - break; - case SIOCGIFMETRIC: - ifr->ifr_metric = 1; - break; - case SIOCGIFMTU: - ifr->ifr_mtu = 1500; - break; - } - } - - RegCloseKey (subkey); - - strcpy (netname, "System\\CurrentControlSet\\Services\\Class\\Net\\"); - strcat (netname, ifname); - - if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, netname, - 0, KEY_READ, &subkey) != ERROR_SUCCESS) - { - RegCloseKey (ifkey); - --ifr; - continue; - } - - if (RegQueryValueEx (subkey, "AdapterName", 0, - NULL, (unsigned char *) adapter, - (size = sizeof adapter, &size)) == ERROR_SUCCESS - && strcasematch (adapter, "MS$PPP")) - { - ++*ppp; - strcpy (ifr->ifr_name, "ppp"); - strcat (ifr->ifr_name, ppp); - } - else - { - ++*eth; - strcpy (ifr->ifr_name, "eth"); - strcat (ifr->ifr_name, eth); - } - - RegCloseKey (subkey); - RegCloseKey (ifkey); - - ++cnt; - } - -out: - - RegCloseKey (key); - - /* Set the correct length */ - ifc->ifc_len = cnt * sizeof (struct ifreq); -} - -int -get_ifconf (struct ifconf *ifc, int what) -{ - unsigned long lip, lnp; - struct sockaddr_in *sa; - - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - /* Union maps buffer to correct struct */ - struct ifreq *ifr = ifc->ifc_req; - - /* Ensure we have space for two struct ifreqs, fail if not. */ - if (ifc->ifc_len < (int) (2 * sizeof (struct ifreq))) - { - set_errno (EFAULT); - return -1; - } - - /* Set up interface lo0 first */ - strcpy (ifr->ifr_name, "lo"); - memset (&ifr->ifr_addr, '\0', sizeof (ifr->ifr_addr)); - switch (what) - { - case SIOCGIFCONF: - case SIOCGIFADDR: - sa = (struct sockaddr_in *) &ifr->ifr_addr; - sa->sin_addr.s_addr = htonl (INADDR_LOOPBACK); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFBRDADDR: - lip = htonl (INADDR_LOOPBACK); - lnp = cygwin_inet_addr ("255.0.0.0"); - sa = (struct sockaddr_in *) &ifr->ifr_broadaddr; - sa->sin_addr.s_addr = lip & lnp | ~lnp; - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFNETMASK: - sa = (struct sockaddr_in *) &ifr->ifr_netmask; - sa->sin_addr.s_addr = cygwin_inet_addr ("255.0.0.0"); - sa->sin_family = AF_INET; - sa->sin_port = 0; - break; - case SIOCGIFHWADDR: - ifr->ifr_hwaddr.sa_family = AF_INET; - memset (ifr->ifr_hwaddr.sa_data, 0, IFHWADDRLEN); - break; - case SIOCGIFMETRIC: - ifr->ifr_metric = 1; - break; - case SIOCGIFMTU: - /* This funny value is returned by `ifconfig lo' on Linux 2.2 kernel. */ - ifr->ifr_mtu = 3924; - break; - default: - set_errno (EINVAL); - return -1; - } - - if (wincap.has_ip_helper_lib ()) - get_2k_ifconf (ifc, what); - else if (wincap.is_winnt ()) - get_nt_ifconf (ifc, what); - else - get_95_ifconf (ifc, what); - return 0; -} - -/* exported as rcmd: standards? */ -extern "C" int -cygwin_rcmd (char **ahost, unsigned short inport, char *locuser, - char *remuser, char *cmd, int *fd2p) -{ - int res = -1; - SOCKET fd2s; - - sig_dispatch_pending (); - - myfault efault; - if (efault.faulted (EFAULT)) - return (int) INVALID_SOCKET; - if (!*locuser) - { - set_errno (EINVAL); - return (int) INVALID_SOCKET; - } - - res = rcmd (ahost, inport, locuser, remuser, cmd, fd2p ? &fd2s : NULL); - if (res != (int) INVALID_SOCKET) - { - cygheap_fdnew res_fd; - - if (res_fd >= 0 && fdsock (res_fd, tcp_dev, res)) - { - ((fhandler_socket *) res_fd)->connect_state (connected); - res = res_fd; - } - else - { - closesocket (res); - res = -1; - } - - if (res >= 0 && fd2p) - { - cygheap_fdnew newfd (res_fd, false); - cygheap_fdget fd (*fd2p); - - if (newfd >= 0 && fdsock (newfd, tcp_dev, fd2s)) - { - *fd2p = newfd; - ((fhandler_socket *) fd2p)->connect_state (connected); - } - else - { - closesocket (res); - closesocket (fd2s); - res = -1; - } - } - } - - syscall_printf ("%d = rcmd (...)", res); - return res; -} - -/* The below implementation of rresvport looks pretty ugly, but there's - a problem in Winsock. The bind(2) call does not fail if a local - address is still in TIME_WAIT state, and there's no way to get this - behaviour. Unfortunately the first time when this is detected is when - the calling application tries to connect. - - One (also not really foolproof) way around this problem would be to use - the iphlpapi function GetTcpTable and to check if the port in question is - in TIME_WAIT state and if so, choose another port number. But this method - is as prone to races as the below one, or any other method using random - port numbers, etc. The below method at least tries to avoid races between - multiple applications using rrecvport. - - As for the question "why don't you just use the Winsock rresvport?"... - For some reason I do NOT understand, the call to WinSocks rresvport - corrupts the stack when Cygwin is built using -fomit-frame-pointers. - And then again, the Winsock rresvport function has the exact same - problem with reusing ports in the TIME_WAIT state as the socket/bind - method has. So there's no gain in using that function. */ - -#define PORT_LOW (IPPORT_EFSSERVER + 1) -#define PORT_HIGH (IPPORT_RESERVED - 1) -#define NUM_PORTS (PORT_HIGH - PORT_LOW + 1) - -LONG last_used_rrecvport __attribute__((section (".cygwin_dll_common"), shared)) = IPPORT_RESERVED; - -/* exported as rresvport: standards? */ -extern "C" int -cygwin_rresvport (int *port) -{ - int res; - sig_dispatch_pending (); - - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - res = socket (AF_INET, SOCK_STREAM, 0); - if (res != (int) INVALID_SOCKET) - { - LONG myport; - int ret = SOCKET_ERROR; - struct sockaddr_in sin; - sin.sin_family = AF_INET; - sin.sin_addr.s_addr = INADDR_ANY; - - for (int i = 0; i < NUM_PORTS; i++) - { - while ((myport = InterlockedExchange (&last_used_rrecvport, 0)) == 0) - low_priority_sleep (0); - if (--myport < PORT_LOW) - myport = PORT_HIGH; - InterlockedExchange (&last_used_rrecvport, myport); - - sin.sin_port = htons (myport); - if (!(ret = bind (res, (struct sockaddr *) &sin, sizeof sin))) - break; - int err = WSAGetLastError (); - if (err != WSAEADDRINUSE && err != WSAEINVAL) - break; - } - if (ret == SOCKET_ERROR) - { - closesocket (res); - res = (int) INVALID_SOCKET; - } - else if (port) - *port = myport; - } - - if (res != (int) INVALID_SOCKET) - { - cygheap_fdnew res_fd; - - if (res_fd >= 0 && fdsock (res_fd, tcp_dev, res)) - res = res_fd; - else - res = -1; - } - - syscall_printf ("%d = rresvport (%d)", res, port ? *port : 0); - return res; -} - -/* exported as rexec: standards? */ -extern "C" int -cygwin_rexec (char **ahost, unsigned short inport, char *locuser, - char *password, char *cmd, int *fd2p) -{ - int res = -1; - SOCKET fd2s; - sig_dispatch_pending (); - - myfault efault; - if (efault.faulted (EFAULT)) - return (int) INVALID_SOCKET; - - res = rexec (ahost, inport, locuser, password, cmd, fd2p ? &fd2s : NULL); - if (res != (int) INVALID_SOCKET) - { - cygheap_fdnew res_fd; - - if (res_fd >= 0 && fdsock (res_fd, tcp_dev, res)) - { - ((fhandler_socket *) res_fd)->connect_state (connected); - res = res_fd; - } - else - { - closesocket (res); - res = -1; - } - - if (res >= 0 && fd2p) - { - cygheap_fdnew newfd (res_fd, false); - cygheap_fdget fd (*fd2p); - - if (newfd >= 0 && fdsock (newfd, tcp_dev, fd2s)) - { - ((fhandler_socket *) fd2p)->connect_state (connected); - *fd2p = newfd; - } - else - { - closesocket (res); - closesocket (fd2s); - res = -1; - } - } - } - - syscall_printf ("%d = rexec (...)", res); - return res; -} - -/* socketpair: standards? */ -/* Win32 supports AF_INET only, so ignore domain and protocol arguments */ -extern "C" int -socketpair (int family, int type, int protocol, int *sb) -{ - int res = -1; - SOCKET insock, outsock, newsock; - struct sockaddr_in sock_in, sock_out; - int len; - - sig_dispatch_pending (); - myfault efault; - if (efault.faulted (EFAULT)) - return -1; - - if (family != AF_LOCAL && family != AF_INET) - { - set_errno (EAFNOSUPPORT); - goto done; - } - if (type != SOCK_STREAM && type != SOCK_DGRAM) - { - set_errno (EPROTOTYPE); - goto done; - } - if ((family == AF_LOCAL && protocol != PF_UNSPEC && protocol != PF_LOCAL) - || (family == AF_INET && protocol != PF_UNSPEC && protocol != PF_INET)) - { - set_errno (EPROTONOSUPPORT); - goto done; - } - - /* create the first socket */ - newsock = socket (AF_INET, type, 0); - if (newsock == INVALID_SOCKET) - { - debug_printf ("first socket call failed"); - set_winsock_errno (); - goto done; - } - - /* bind the socket to any unused port */ - sock_in.sin_family = AF_INET; - sock_in.sin_port = 0; - sock_in.sin_addr.s_addr = INADDR_ANY; - if (bind (newsock, (struct sockaddr *) &sock_in, sizeof (sock_in)) < 0) - { - debug_printf ("bind failed"); - set_winsock_errno (); - closesocket (newsock); - goto done; - } - len = sizeof (sock_in); - if (getsockname (newsock, (struct sockaddr *) &sock_in, &len) < 0) - { - debug_printf ("getsockname error"); - set_winsock_errno (); - closesocket (newsock); - goto done; - } - - /* For stream sockets, create a listener */ - if (type == SOCK_STREAM) - listen (newsock, 2); - - /* create a connecting socket */ - outsock = socket (AF_INET, type, 0); - if (outsock == INVALID_SOCKET) - { - debug_printf ("second socket call failed"); - set_winsock_errno (); - closesocket (newsock); - goto done; - } - - /* For datagram sockets, bind the 2nd socket to an unused address, too */ - if (type == SOCK_DGRAM) - { - sock_out.sin_family = AF_INET; - sock_out.sin_port = 0; - sock_out.sin_addr.s_addr = INADDR_ANY; - if (bind (outsock, (struct sockaddr *) &sock_out, sizeof (sock_out)) < 0) - { - debug_printf ("bind failed"); - set_winsock_errno (); - closesocket (newsock); - closesocket (outsock); - goto done; - } - len = sizeof (sock_out); - if (getsockname (outsock, (struct sockaddr *) &sock_out, &len) < 0) - { - debug_printf ("getsockname error"); - set_winsock_errno (); - closesocket (newsock); - closesocket (outsock); - goto done; - } - } - - /* Force IP address to loopback */ - sock_in.sin_addr.s_addr = htonl (INADDR_LOOPBACK); - if (type == SOCK_DGRAM) - sock_out.sin_addr.s_addr = htonl (INADDR_LOOPBACK); - - /* Do a connect */ - if (connect (outsock, (struct sockaddr *) &sock_in, sizeof (sock_in)) < 0) - { - debug_printf ("connect error"); - set_winsock_errno (); - closesocket (newsock); - closesocket (outsock); - goto done; - } - - if (type == SOCK_STREAM) - { - /* For stream sockets, accept the connection and close the listener */ - len = sizeof (sock_in); - insock = accept (newsock, (struct sockaddr *) &sock_in, &len); - if (insock == INVALID_SOCKET) - { - debug_printf ("accept error"); - set_winsock_errno (); - closesocket (newsock); - closesocket (outsock); - goto done; - } - closesocket (newsock); - } - else - { - /* For datagram sockets, connect the 2nd socket */ - if (connect (newsock, (struct sockaddr *) &sock_out, - sizeof (sock_out)) < 0) - { - debug_printf ("connect error"); - set_winsock_errno (); - closesocket (newsock); - closesocket (outsock); - goto done; - } - insock = newsock; - } - - { - cygheap_fdnew sb0; - const device *dev; - - if (family == AF_INET) - dev = (type == SOCK_STREAM ? tcp_dev : udp_dev); - else - dev = (type == SOCK_STREAM ? stream_dev : dgram_dev); - - if (sb0 >= 0 && fdsock (sb0, dev, insock)) - { - ((fhandler_socket *) sb0)->set_sun_path (""); - ((fhandler_socket *) sb0)->set_addr_family (family); - ((fhandler_socket *) sb0)->set_socket_type (type); - ((fhandler_socket *) sb0)->connect_state (connected); - if (family == AF_LOCAL && type == SOCK_STREAM) - ((fhandler_socket *) sb0)->af_local_set_sockpair_cred (); - - cygheap_fdnew sb1 (sb0, false); - - if (sb1 >= 0 && fdsock (sb1, dev, outsock)) - { - ((fhandler_socket *) sb1)->set_sun_path (""); - ((fhandler_socket *) sb1)->set_addr_family (family); - ((fhandler_socket *) sb1)->set_socket_type (type); - ((fhandler_socket *) sb1)->connect_state (connected); - if (family == AF_LOCAL && type == SOCK_STREAM) - ((fhandler_socket *) sb1)->af_local_set_sockpair_cred (); - - sb[0] = sb0; - sb[1] = sb1; - res = 0; - } - } - - if (res == -1) - { - closesocket (insock); - closesocket (outsock); - } - } - -done: - syscall_printf ("%d = socketpair (...)", res); - return res; -} - -/* sethostent: standards? */ -extern "C" void -sethostent (int) -{ -} - -/* endhostent: standards? */ -extern "C" void -endhostent (void) -{ -} - -/* exported as recvmsg: standards? */ -extern "C" int -cygwin_recvmsg (int fd, struct msghdr *msg, int flags) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - { - res = check_iovec_for_read (msg->msg_iov, msg->msg_iovlen); - if (res > 0) - res = fh->recvmsg (msg, flags, res); // res == iovec tot - } - - syscall_printf ("%d = recvmsg (%d, %p, %x)", res, fd, msg, flags); - return res; -} - -/* exported as sendmsg: standards? */ -extern "C" int -cygwin_sendmsg (int fd, const struct msghdr *msg, int flags) -{ - int res; - sig_dispatch_pending (); - - fhandler_socket *fh = get (fd); - - myfault efault; - if (efault.faulted (EFAULT) || !fh) - res = -1; - else - { - res = check_iovec_for_write (msg->msg_iov, msg->msg_iovlen); - if (res > 0) - res = fh->sendmsg (msg, flags, res); // res == iovec tot - } - - syscall_printf ("%d = sendmsg (%d, %p, %x)", res, fd, msg, flags); - return res; -} - -/* See "UNIX Network Programming, Networing APIs: Sockets and XTI", - W. Richard Stevens, Prentice Hall PTR, 1998. */ -extern "C" int -cygwin_inet_pton (int family, const char *strptr, void *addrptr) -{ - if (family == AF_INET) - { - struct in_addr in_val; - - if (cygwin_inet_aton (strptr, &in_val)) - { - memcpy (addrptr, &in_val, sizeof (struct in_addr)); - return 1; - } - return 0; - } - set_errno (EAFNOSUPPORT); - return -1; -} - -/* See "UNIX Network Programming, Networing APIs: Sockets and XTI", - W. Richard Stevens, Prentice Hall PTR, 1998. */ -extern "C" const char * -cygwin_inet_ntop (int family, const void *addrptr, char *strptr, socklen_t len) -{ - const u_char *p = (const u_char *) addrptr; - - myfault efault; - if (efault.faulted (EFAULT)) - return NULL; - if (family == AF_INET) - { - char temp[64]; /* Big enough for 4 ints ... */ - - __small_sprintf (temp, "%u.%u.%u.%u", p[0], p[1], p[2], p[3]); - if (strlen (temp) >= (size_t) len) - { - set_errno (ENOSPC); - return NULL; - } - strcpy (strptr, temp); - return strptr; - } - set_errno (EAFNOSUPPORT); - return NULL; -} |