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authorcvs2svn <>2006-03-21 03:57:35 +0300
committercvs2svn <>2006-03-21 03:57:35 +0300
commitf84325d0899e5052fd59892ece265f7c2bd6c6a7 (patch)
treefdbea2e5c834b2c023ecd6f1f15ea1474186a4e1 /winsup/cygwin/net.cc
parent3078fb4f360e44b436bafcd9e7c51f26792e34b4 (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 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winsup/w32api/include/ddk/hidpi.h winsup/w32api/include/ddk/hidsdi.h winsup/w32api/include/ddk/hidusage.h winsup/w32api/include/ddk/kbdmou.h winsup/w32api/include/ddk/mcd.h winsup/w32api/include/ddk/miniport.h winsup/w32api/include/ddk/minitape.h winsup/w32api/include/ddk/mountdev.h winsup/w32api/include/ddk/mountmgr.h winsup/w32api/include/ddk/ndis.h winsup/w32api/include/ddk/ndisguid.h winsup/w32api/include/ddk/ndistapi.h winsup/w32api/include/ddk/ndiswan.h winsup/w32api/include/ddk/netevent.h winsup/w32api/include/ddk/netpnp.h winsup/w32api/include/ddk/newdev.h winsup/w32api/include/ddk/ntapi.h winsup/w32api/include/ddk/ntdd8042.h winsup/w32api/include/ddk/ntddbeep.h winsup/w32api/include/ddk/ntddcdrm.h winsup/w32api/include/ddk/ntddcdvd.h winsup/w32api/include/ddk/ntddchgr.h winsup/w32api/include/ddk/ntdddisk.h winsup/w32api/include/ddk/ntddk.h winsup/w32api/include/ddk/ntddkbd.h winsup/w32api/include/ddk/ntddmou.h winsup/w32api/include/ddk/ntddndis.h winsup/w32api/include/ddk/ntddpar.h winsup/w32api/include/ddk/ntddpcm.h winsup/w32api/include/ddk/ntddscsi.h winsup/w32api/include/ddk/ntddser.h winsup/w32api/include/ddk/ntddstor.h winsup/w32api/include/ddk/ntddtape.h winsup/w32api/include/ddk/ntddtdi.h winsup/w32api/include/ddk/ntddvdeo.h winsup/w32api/include/ddk/ntddvol.h winsup/w32api/include/ddk/ntifs.h winsup/w32api/include/ddk/ntpoapi.h winsup/w32api/include/ddk/ntstatus.h winsup/w32api/include/ddk/parallel.h winsup/w32api/include/ddk/pfhook.h winsup/w32api/include/ddk/poclass.h winsup/w32api/include/ddk/scsi.h winsup/w32api/include/ddk/scsiscan.h winsup/w32api/include/ddk/scsiwmi.h winsup/w32api/include/ddk/smbus.h winsup/w32api/include/ddk/srb.h winsup/w32api/include/ddk/storport.h winsup/w32api/include/ddk/tdi.h winsup/w32api/include/ddk/tdiinfo.h winsup/w32api/include/ddk/tdikrnl.h winsup/w32api/include/ddk/tdistat.h winsup/w32api/include/ddk/tvout.h winsup/w32api/include/ddk/upssvc.h winsup/w32api/include/ddk/usb.h winsup/w32api/include/ddk/usb100.h winsup/w32api/include/ddk/usbcamdi.h winsup/w32api/include/ddk/usbdi.h winsup/w32api/include/ddk/usbioctl.h winsup/w32api/include/ddk/usbiodef.h winsup/w32api/include/ddk/usbscan.h winsup/w32api/include/ddk/usbuser.h winsup/w32api/include/ddk/video.h winsup/w32api/include/ddk/videoagp.h winsup/w32api/include/ddk/win2k.h winsup/w32api/include/ddk/winddi.h winsup/w32api/include/ddk/winddk.h winsup/w32api/include/ddk/winnt4.h winsup/w32api/include/ddk/winxp.h winsup/w32api/include/ddk/ws2san.h winsup/w32api/include/ddk/xfilter.h winsup/w32api/include/dhcpcsdk.h winsup/w32api/include/directx/d3d9.h winsup/w32api/include/directx/d3d9caps.h winsup/w32api/include/directx/d3d9types.h winsup/w32api/include/directx/dxerr8.h winsup/w32api/include/directx/dxerr9.h winsup/w32api/include/dlgs.h winsup/w32api/include/docobj.h winsup/w32api/include/errorrep.h winsup/w32api/include/exdisp.h winsup/w32api/include/exdispid.h winsup/w32api/include/httpext.h winsup/w32api/include/idispids.h winsup/w32api/include/imagehlp.h winsup/w32api/include/imm.h winsup/w32api/include/initguid.h winsup/w32api/include/intshcut.h winsup/w32api/include/ipexport.h winsup/w32api/include/iphlpapi.h winsup/w32api/include/ipifcons.h winsup/w32api/include/iprtrmib.h winsup/w32api/include/iptypes.h winsup/w32api/include/isguids.h winsup/w32api/include/largeint.h winsup/w32api/include/lm.h winsup/w32api/include/lmaccess.h winsup/w32api/include/lmalert.h winsup/w32api/include/lmapibuf.h winsup/w32api/include/lmat.h winsup/w32api/include/lmaudit.h winsup/w32api/include/lmbrowsr.h winsup/w32api/include/lmchdev.h winsup/w32api/include/lmconfig.h winsup/w32api/include/lmcons.h winsup/w32api/include/lmerr.h winsup/w32api/include/lmerrlog.h winsup/w32api/include/lmmsg.h winsup/w32api/include/lmremutl.h winsup/w32api/include/lmrepl.h winsup/w32api/include/lmserver.h winsup/w32api/include/lmshare.h winsup/w32api/include/lmsname.h winsup/w32api/include/lmstats.h winsup/w32api/include/lmsvc.h winsup/w32api/include/lmuse.h winsup/w32api/include/lmuseflg.h winsup/w32api/include/lmwksta.h winsup/w32api/include/lzexpand.h winsup/w32api/include/mapi.h winsup/w32api/include/mciavi.h winsup/w32api/include/mcx.h winsup/w32api/include/mgmtapi.h winsup/w32api/include/mmsystem.h winsup/w32api/include/msacm.h winsup/w32api/include/mshtml.h winsup/w32api/include/mswsock.h winsup/w32api/include/nb30.h winsup/w32api/include/nddeapi.h winsup/w32api/include/nspapi.h winsup/w32api/include/ntdef.h winsup/w32api/include/ntdll.h winsup/w32api/include/ntldap.h winsup/w32api/include/ntsecapi.h winsup/w32api/include/ntsecpkg.h winsup/w32api/include/oaidl.h winsup/w32api/include/objbase.h winsup/w32api/include/objfwd.h winsup/w32api/include/objidl.h winsup/w32api/include/objsafe.h winsup/w32api/include/ocidl.h winsup/w32api/include/odbcinst.h winsup/w32api/include/ole.h winsup/w32api/include/ole2.h winsup/w32api/include/ole2ver.h winsup/w32api/include/oleacc.h winsup/w32api/include/oleauto.h winsup/w32api/include/olectl.h winsup/w32api/include/olectlid.h winsup/w32api/include/oledlg.h winsup/w32api/include/oleidl.h winsup/w32api/include/pbt.h winsup/w32api/include/poppack.h winsup/w32api/include/powrprof.h winsup/w32api/include/prsht.h winsup/w32api/include/psapi.h winsup/w32api/include/pshpack1.h winsup/w32api/include/pshpack2.h winsup/w32api/include/pshpack4.h winsup/w32api/include/pshpack8.h winsup/w32api/include/rapi.h winsup/w32api/include/ras.h winsup/w32api/include/rasdlg.h winsup/w32api/include/raserror.h winsup/w32api/include/rassapi.h winsup/w32api/include/reason.h winsup/w32api/include/regstr.h winsup/w32api/include/richedit.h winsup/w32api/include/richole.h winsup/w32api/include/rpc.h winsup/w32api/include/rpcdce.h winsup/w32api/include/rpcdce2.h winsup/w32api/include/rpcdcep.h winsup/w32api/include/rpcndr.h winsup/w32api/include/rpcnsi.h winsup/w32api/include/rpcnsip.h winsup/w32api/include/rpcnterr.h winsup/w32api/include/rpcproxy.h winsup/w32api/include/schannel.h winsup/w32api/include/schnlsp.h winsup/w32api/include/scrnsave.h winsup/w32api/include/sddl.h winsup/w32api/include/secext.h winsup/w32api/include/security.h winsup/w32api/include/servprov.h winsup/w32api/include/setupapi.h winsup/w32api/include/shellapi.h winsup/w32api/include/shldisp.h winsup/w32api/include/shlguid.h winsup/w32api/include/shlobj.h winsup/w32api/include/shlwapi.h winsup/w32api/include/snmp.h winsup/w32api/include/sql.h winsup/w32api/include/sqlext.h winsup/w32api/include/sqltypes.h winsup/w32api/include/sqlucode.h winsup/w32api/include/sspi.h winsup/w32api/include/subauth.h winsup/w32api/include/svcguid.h winsup/w32api/include/tlhelp32.h winsup/w32api/include/tmschema.h winsup/w32api/include/unknwn.h winsup/w32api/include/userenv.h winsup/w32api/include/uxtheme.h winsup/w32api/include/vfw.h winsup/w32api/include/w32api.h winsup/w32api/include/winable.h winsup/w32api/include/winbase.h winsup/w32api/include/winber.h winsup/w32api/include/wincon.h winsup/w32api/include/wincrypt.h winsup/w32api/include/windef.h winsup/w32api/include/windns.h winsup/w32api/include/windows.h winsup/w32api/include/windowsx.h winsup/w32api/include/winerror.h winsup/w32api/include/wingdi.h winsup/w32api/include/wininet.h winsup/w32api/include/winioctl.h winsup/w32api/include/winldap.h winsup/w32api/include/winnetwk.h winsup/w32api/include/winnls.h winsup/w32api/include/winnt.h winsup/w32api/include/winperf.h winsup/w32api/include/winreg.h winsup/w32api/include/winresrc.h winsup/w32api/include/winsnmp.h winsup/w32api/include/winsock.h winsup/w32api/include/winsock2.h winsup/w32api/include/winspool.h winsup/w32api/include/winsvc.h winsup/w32api/include/winuser.h winsup/w32api/include/winver.h winsup/w32api/include/ws2spi.h winsup/w32api/include/ws2tcpip.h winsup/w32api/include/wsahelp.h winsup/w32api/include/wsipx.h winsup/w32api/include/wsnetbs.h winsup/w32api/include/wtypes.h winsup/w32api/include/zmouse.h winsup/w32api/install-sh winsup/w32api/lib/Makefile.in winsup/w32api/lib/aclui.def winsup/w32api/lib/advapi32.def winsup/w32api/lib/avicap32.def winsup/w32api/lib/avifil32.def winsup/w32api/lib/cap.def winsup/w32api/lib/comctl32.def winsup/w32api/lib/comdlg32.def winsup/w32api/lib/crypt32.def winsup/w32api/lib/ctl3d32.def winsup/w32api/lib/ddk/Makefile.in winsup/w32api/lib/ddk/apcups.def winsup/w32api/lib/ddk/cfgmgr32.def winsup/w32api/lib/ddk/dxapi.def winsup/w32api/lib/ddk/hal.def winsup/w32api/lib/ddk/hid.def winsup/w32api/lib/ddk/hidparse.def winsup/w32api/lib/ddk/mcd.def winsup/w32api/lib/ddk/ndis.def winsup/w32api/lib/ddk/newdev.def winsup/w32api/lib/ddk/ntoskrnl.def winsup/w32api/lib/ddk/scsiport.def winsup/w32api/lib/ddk/tdi.def winsup/w32api/lib/ddk/usbcamd.def winsup/w32api/lib/ddk/usbcamd2.def winsup/w32api/lib/ddk/videoprt.def winsup/w32api/lib/ddk/win32k.def winsup/w32api/lib/dhcpcsvc.def winsup/w32api/lib/directx/Makefile.in winsup/w32api/lib/directx/d3d8.def winsup/w32api/lib/directx/d3d9.def winsup/w32api/lib/directx/d3dim.def winsup/w32api/lib/directx/d3drm.def winsup/w32api/lib/directx/d3dx8d.def winsup/w32api/lib/directx/d3dx9d.def winsup/w32api/lib/directx/d3dxof.def winsup/w32api/lib/directx/ddraw.def winsup/w32api/lib/directx/dinput.def winsup/w32api/lib/directx/dinput8.def winsup/w32api/lib/directx/dinput_joy.c winsup/w32api/lib/directx/dinput_joy2.c winsup/w32api/lib/directx/dinput_kbd.c winsup/w32api/lib/directx/dinput_mouse.c winsup/w32api/lib/directx/dinput_mouse2.c winsup/w32api/lib/directx/dinput_private.h winsup/w32api/lib/directx/dmoguids.c winsup/w32api/lib/directx/dplayx.def winsup/w32api/lib/directx/dpnaddr.def winsup/w32api/lib/directx/dpnet.def winsup/w32api/lib/directx/dpnlobby.def winsup/w32api/lib/directx/dpvoice.def winsup/w32api/lib/directx/dsetup.def winsup/w32api/lib/directx/dsound.def winsup/w32api/lib/directx/dxerr.c winsup/w32api/lib/directx/dxerr8.c winsup/w32api/lib/directx/dxerr8w.c winsup/w32api/lib/directx/dxerr9.c winsup/w32api/lib/directx/dxerr9w.c winsup/w32api/lib/directx/dxguid.c winsup/w32api/lib/directx/ksproxy.def winsup/w32api/lib/directx/ksuser.c winsup/w32api/lib/directx/ksuser.def winsup/w32api/lib/directx/msdmo.def winsup/w32api/lib/directx/quartz.def winsup/w32api/lib/directx/strmiids.c winsup/w32api/lib/directx/test.c winsup/w32api/lib/dlcapi.def winsup/w32api/lib/dnsapi.def winsup/w32api/lib/faultrep.def winsup/w32api/lib/gdi32.def winsup/w32api/lib/glaux.def winsup/w32api/lib/glu32.def winsup/w32api/lib/glut.def winsup/w32api/lib/glut32.def winsup/w32api/lib/igmpagnt.def winsup/w32api/lib/imagehlp.def winsup/w32api/lib/imm32.def winsup/w32api/lib/iphlpapi.def winsup/w32api/lib/kernel32.c winsup/w32api/lib/kernel32.def winsup/w32api/lib/largeint.c winsup/w32api/lib/lz32.def winsup/w32api/lib/mapi32.def winsup/w32api/lib/mfcuia32.def winsup/w32api/lib/mgmtapi.def winsup/w32api/lib/mpr.def winsup/w32api/lib/msacm32.def winsup/w32api/lib/mshtml-uuid.c winsup/w32api/lib/msimg32.def winsup/w32api/lib/msvcp60.def winsup/w32api/lib/msvfw32.def winsup/w32api/lib/mswsock.def winsup/w32api/lib/msxml-uuid.c 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.cc2270
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;
-}