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authorcvs2svn <>2002-12-21 01:44:14 +0000
committercvs2svn <>2002-12-21 01:44:14 +0000
commit34e3db626a813f6b3dcc982856647f9d88adddac (patch)
treed5d893abaed70c396e492e971ea0b03fbc1a25b8 /winsup/cygwin/net.cc
parent4753d27c08a083096da1f6ef571e0496621a7b86 (diff)
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This commit was manufactured by cvs2svn to create tag 'newlib-1_11_0'.newlib-1_11_0
Sprout from master 2002-12-21 01:44:13 UTC Jeff Johnston <jjohnstn@redhat.com> '' Cherrypick from cygnus 1999-05-03 07:29:06 UTC Richard Henderson <rth@redhat.com> '19990502 sourceware import': COPYING COPYING.LIB README config/mh-aix386 config/mh-armpic config/mh-delta88 config/mh-elfalphapic config/mh-m68kpic config/mh-papic config/mh-ppcpic config/mh-x86pic config/mt-d30v config/mt-netware config/mt-ospace config/mt-v810 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 etc/configure.texi install-sh makefile.vms missing mkinstalldirs move-if-change mpw-README mpw-build.in mpw-config.in mpw-configure mpw-install setup.com ylwrap Delete: COPYING.LIBGLOSS djunpack.bat include/COPYING include/ChangeLog 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/a29k.h 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/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 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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/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/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/advapi32.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/d3dim.def winsup/w32api/lib/d3drm.def winsup/w32api/lib/d3dxof.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/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/ddraw.def winsup/w32api/lib/dinput.c winsup/w32api/lib/dinput.def winsup/w32api/lib/dlcapi.def winsup/w32api/lib/dplayx.def winsup/w32api/lib/dsetup.def winsup/w32api/lib/dsound.def winsup/w32api/lib/dxguid.c 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/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/msimg32.def winsup/w32api/lib/msvcp60.def winsup/w32api/lib/mswsock.def 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/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/psapi.def winsup/w32api/lib/rapi.def winsup/w32api/lib/rasapi32.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/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/vdmdbg.def winsup/w32api/lib/version.def winsup/w32api/lib/vfw32.def 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/wow32.def winsup/w32api/lib/ws2_32.def winsup/w32api/lib/wsock32.def winsup/w32api/lib/wst.def
Diffstat (limited to 'winsup/cygwin/net.cc')
-rw-r--r--winsup/cygwin/net.cc2277
1 files changed, 0 insertions, 2277 deletions
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc
deleted file mode 100644
index b775fb9..0000000
--- a/winsup/cygwin/net.cc
+++ /dev/null
@@ -1,2277 +0,0 @@
-/* net.cc: network-related routines.
-
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 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 <errno.h>
-#include <sys/socket.h>
-#include <sys/un.h>
-#include <iphlpapi.h>
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <netdb.h>
-#define USE_SYS_TYPES_FD_SET
-#include <winsock2.h>
-#include "cygerrno.h"
-#include "security.h"
-#include "fhandler.h"
-#include "path.h"
-#include "dtable.h"
-#include "cygheap.h"
-#include "sigproc.h"
-#include "pinfo.h"
-#include "registry.h"
-#include "wsock_event.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 __stdcall rresvport (int *);
- int sscanf (const char *, const char *, ...);
-} /* End of "C" section */
-
-LPWSAOVERLAPPED
-wsock_event::prepare ()
-{
- LPWSAOVERLAPPED ret = NULL;
-
- SetLastError (0);
- if ((event = WSACreateEvent ()) != WSA_INVALID_EVENT)
- {
- memset (&ovr, 0, sizeof ovr);
- ovr.hEvent = event;
- ret = &ovr;
- }
- else if (GetLastError () == ERROR_PROC_NOT_FOUND) /* winsock2 not available */
- WSASetLastError (0);
-
- debug_printf ("%d = wsock_event::prepare ()", ret);
- return ret;
-}
-
-int
-wsock_event::wait (int socket, LPDWORD flags)
-{
- int ret = -1;
- WSAEVENT ev[2] = { event, signal_arrived };
-
- switch (WSAWaitForMultipleEvents (2, ev, FALSE, WSA_INFINITE, FALSE))
- {
- case WSA_WAIT_EVENT_0:
- DWORD len;
- if (WSAGetOverlappedResult (socket, &ovr, &len, FALSE, flags))
- ret = (int) len;
- break;
- case WSA_WAIT_EVENT_0 + 1:
- if (!CancelIo ((HANDLE) socket))
- {
- debug_printf ("CancelIo() %E, fallback to blocking io");
- WSAGetOverlappedResult (socket, &ovr, &len, TRUE, flags);
- }
- else
- WSASetLastError (WSAEINTR);
- break;
- case WSA_WAIT_FAILED:
- break;
- default: /* Should be impossible. *LOL* */
- WSASetLastError (WSAEFAULT);
- break;
- }
- WSACloseEvent (event);
- event = NULL;
- return ret;
-}
-
-WSADATA wsadata;
-
-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;
-}
-
-static SOCKET __stdcall
-set_socket_inheritance (SOCKET sock)
-{
- SOCKET osock = sock;
-
- if (!DuplicateHandle (hMainProc, (HANDLE) sock, hMainProc, (HANDLE *) &sock,
- 0, TRUE, DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE))
- system_printf ("DuplicateHandle failed %E");
- else
- debug_printf ("DuplicateHandle succeeded osock %p, sock %p", osock, sock);
- return sock;
-}
-
-/* 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);
-}
-
-static void
-dump_protoent (struct protoent *p)
-{
- if (p)
- debug_printf ("protoent %s %x %x", p->p_name, p->p_aliases, p->p_proto);
-}
-
-/* exported as inet_ntoa: BSD 4.3 */
-extern "C" char *
-cygwin_inet_ntoa (struct in_addr in)
-{
-#ifdef _MT_SAFE
-#define ntoa_buf _reent_winsup ()->_ntoa_buf
-#else
- static char *ntoa_buf = NULL;
-#endif
-
- char *res = inet_ntoa (in);
-
- if (ntoa_buf)
- {
- free (ntoa_buf);
- ntoa_buf = NULL;
- }
- if (res)
- ntoa_buf = strdup (res);
- return ntoa_buf;
-}
-
-/* exported as inet_addr: BSD 4.3 */
-extern "C" unsigned long
-cygwin_inet_addr (const char *cp)
-{
- if (check_null_str_errno (cp))
- 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)
-{
- if (check_null_str_errno (cp) || check_null_invalid_struct_errno (inp))
- 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)
-{
- if (check_null_str_errno (cp))
- 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;
-}
-
-static void
-free_char_list (char **clist)
-{
- if (clist)
- {
- for (char **cl = clist; *cl; ++cl)
- free (*cl);
- free (clist);
- }
-}
-
-static char **
-dup_char_list (char **src)
-{
- char **dst;
- int cnt = 0;
-
- for (char **cl = src; *cl; ++cl)
- ++cnt;
- if (!(dst = (char **) calloc (cnt + 1, sizeof *dst)))
- return NULL;
- while (cnt-- > 0)
- if (!(dst[cnt] = strdup (src[cnt])))
- return NULL;
- return dst;
-}
-
-#define free_addr_list(addr_list) free_char_list (addr_list)
-
-static char **
-dup_addr_list (char **src, unsigned int size)
-{
- char **dst;
- int cnt = 0;
-
- for (char **cl = src; *cl; ++cl)
- ++cnt;
- if (!(dst = (char **) calloc (cnt + 1, sizeof *dst)))
- return NULL;
- while (cnt-- > 0)
- {
- if (!(dst[cnt] = (char *) malloc (size)))
- return NULL;
- memcpy (dst[cnt], src[cnt], size);
- }
- return dst;
-}
-
-static void
-free_protoent_ptr (struct protoent *&p)
-{
- if (p)
- {
- debug_printf ("protoent: %s", p->p_name);
-
- if (p->p_name)
- free (p->p_name);
- free_char_list (p->p_aliases);
- free ((void *) p);
- p = NULL;
- }
-}
-
-static struct protoent *
-dup_protoent_ptr (struct protoent *src)
-{
- if (!src)
- return NULL;
-
- struct protoent *dst = (struct protoent *) calloc (1, sizeof *dst);
-
- if (!dst)
- return NULL;
-
- debug_printf ("protoent: %s", src->p_name);
-
- dst->p_proto = src->p_proto;
- if (src->p_name && !(dst->p_name = strdup (src->p_name)))
- goto out;
- if (src->p_aliases && !(dst->p_aliases = dup_char_list (src->p_aliases)))
- goto out;
-
- debug_printf ("protoent: copied %s", dst->p_name);
-
- return dst;
-
-out:
- free_protoent_ptr (dst);
- return NULL;
-}
-
-#ifdef _MT_SAFE
-#define protoent_buf _reent_winsup ()->_protoent_buf
-#else
-static struct protoent *protoent_buf = NULL;
-#endif
-
-/* exported as getprotobyname: standards? */
-extern "C" struct protoent *
-cygwin_getprotobyname (const char *p)
-{
- if (check_null_str_errno (p))
- return NULL;
- free_protoent_ptr (protoent_buf);
- protoent_buf = dup_protoent_ptr (getprotobyname (p));
- if (!protoent_buf)
- set_winsock_errno ();
-
- dump_protoent (protoent_buf);
- return protoent_buf;
-}
-
-/* exported as getprotobynumber: standards? */
-extern "C" struct protoent *
-cygwin_getprotobynumber (int number)
-{
- free_protoent_ptr (protoent_buf);
- protoent_buf = dup_protoent_ptr (getprotobynumber (number));
- if (!protoent_buf)
- set_winsock_errno ();
-
- dump_protoent (protoent_buf);
- return protoent_buf;
-}
-
-fhandler_socket *
-fdsock (int &fd, const char *name, SOCKET soc)
-{
- if (!winsock2_active)
- soc = set_socket_inheritance (soc);
- else 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 since winsock2_active %d",
- winsock2_active);
- }
- else
- debug_printf ("not setting socket inheritance since winsock2_active %d",
- winsock2_active);
- fhandler_socket *fh =
- (fhandler_socket *) cygheap->fdtab.build_fhandler (fd, FH_SOCKET, name);
- if (!fh)
- return NULL;
- fh->set_io_handle ((HANDLE) soc);
- fh->set_flags (O_RDWR | O_BINARY);
- fh->set_r_no_interrupt (winsock2_active);
- debug_printf ("fd %d, name '%s', soc %p", fd, name, soc);
- return fh;
-}
-
-/* exported as socket: standards? */
-extern "C" int
-cygwin_socket (int af, int type, int protocol)
-{
- int res = -1;
- SOCKET soc = 0;
- fhandler_socket *fh = NULL;
-
- cygheap_fdnew fd;
-
- if (fd >= 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 char *name;
-
- if (af == AF_INET)
- name = (type == SOCK_STREAM ? "/dev/tcp" : "/dev/udp");
- else
- name = (type == SOCK_STREAM ? "/dev/streamsocket" : "/dev/dgsocket");
-
- fh = fdsock (fd, name, soc);
- if (!fh)
- {
- closesocket (soc);
- res = -1;
- }
- else
- {
- fh->set_addr_family (af);
- fh->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 (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if ((len && __check_invalid_read_ptr_errno (buf, (unsigned) len))
- || (to && __check_invalid_read_ptr_errno (to, tolen))
- || !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 (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if ((len && __check_null_invalid_struct_errno (buf, (unsigned) len))
- || (from
- && (check_null_invalid_struct_errno (fromlen)
- || __check_null_invalid_struct_errno (from, (unsigned) *fromlen)))
- || !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;
-}
-
-/* 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);
- const char *name = "error";
-
- /* For the following debug_printf */
- switch (optname)
- {
- case SO_DEBUG:
- name = "SO_DEBUG";
- break;
- case SO_ACCEPTCONN:
- name = "SO_ACCEPTCONN";
- break;
- case SO_REUSEADDR:
- name = "SO_REUSEADDR";
- break;
- case SO_KEEPALIVE:
- name = "SO_KEEPALIVE";
- break;
- case SO_DONTROUTE:
- name = "SO_DONTROUTE";
- break;
- case SO_BROADCAST:
- name = "SO_BROADCAST";
- break;
- case SO_USELOOPBACK:
- name = "SO_USELOOPBACK";
- break;
- case SO_LINGER:
- name = "SO_LINGER";
- break;
- case SO_OOBINLINE:
- name = "SO_OOBINLINE";
- break;
- case SO_ERROR:
- name = "SO_ERROR";
- break;
- }
-
- if ((optval && __check_invalid_read_ptr_errno (optval, optlen)) || !fh)
- res = -1;
- else
- {
- res = setsockopt (fh->get_socket (), level, optname,
- (const char *) optval, optlen);
-
- if (optlen == 4)
- syscall_printf ("setsockopt optval=%x", *(long *) optval);
-
- if (res)
- set_winsock_errno ();
- }
-
- syscall_printf ("%d = setsockopt (%d, %d, %x (%s), %p, %d)",
- res, fd, level, optname, name, 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);
- const char *name = "error";
-
- /* For the following debug_printf */
- switch (optname)
- {
- case SO_DEBUG:
- name = "SO_DEBUG";
- break;
- case SO_ACCEPTCONN:
- name = "SO_ACCEPTCONN";
- break;
- case SO_REUSEADDR:
- name = "SO_REUSEADDR";
- break;
- case SO_KEEPALIVE:
- name = "SO_KEEPALIVE";
- break;
- case SO_DONTROUTE:
- name = "SO_DONTROUTE";
- break;
- case SO_BROADCAST:
- name = "SO_BROADCAST";
- break;
- case SO_USELOOPBACK:
- name = "SO_USELOOPBACK";
- break;
- case SO_LINGER:
- name = "SO_LINGER";
- break;
- case SO_OOBINLINE:
- name = "SO_OOBINLINE";
- break;
- case SO_ERROR:
- name = "SO_ERROR";
- break;
- }
-
- if ((optval
- && (check_null_invalid_struct_errno (optlen)
- || __check_null_invalid_struct_errno (optval, (unsigned) *optlen)))
- || !fh)
- res = -1;
- else
- {
- res = getsockopt (fh->get_socket (), level, optname, (char *) optval,
- (int *) optlen);
-
- if (optname == SO_ERROR)
- {
- int *e = (int *) optval;
-
- *e = find_winsock_errno (*e);
- }
-
- if (res)
- set_winsock_errno ();
- }
-
- syscall_printf ("%d = getsockopt (%d, %d, %x (%s), %p, %p)",
- res, fd, level, optname, name, optval, optlen);
- return res;
-}
-
-/* exported as connect: standards? */
-extern "C" int
-cygwin_connect (int fd, const struct sockaddr *name, int namelen)
-{
- int res;
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if (__check_invalid_read_ptr_errno (name, namelen) || !fh)
- res = -1;
- else
- res = fh->connect (name, namelen);
-
- syscall_printf ("%d = connect (%d, %p, %d)", res, fd, name, namelen);
-
- return res;
-}
-
-static void
-free_servent_ptr (struct servent *&p)
-{
- if (p)
- {
- debug_printf ("servent: %s", p->s_name);
-
- if (p->s_name)
- free (p->s_name);
- if (p->s_proto)
- free (p->s_proto);
- free_char_list (p->s_aliases);
- free ((void *) p);
- p = NULL;
- }
-}
-
-#pragma pack(push,2)
-struct pservent
-{
- char *s_name;
- char **s_aliases;
- short s_port;
- char *s_proto;
-};
-
-#pragma pack(pop)
-static struct servent *
-dup_servent_ptr (struct servent *src)
-{
- if (!src)
- return NULL;
-
- struct servent *dst = (struct servent *) calloc (1, sizeof *dst);
-
- if (!dst)
- return NULL;
-
- debug_printf ("servent: %s", src->s_name);
-
- dst->s_port = src->s_port;
- if (src->s_name && !(dst->s_name = strdup (src->s_name)))
- goto out;
- if (src->s_aliases && !(dst->s_aliases = dup_char_list (src->s_aliases)))
- goto out;
- char *s_proto;
-
- if (IsBadReadPtr (src->s_proto, sizeof (src->s_proto))
- && !IsBadReadPtr (((pservent *) src)->s_proto, sizeof (src->s_proto)))
- s_proto = ((pservent *) src)->s_proto;
- else
- s_proto = src->s_proto;
-
- if (s_proto && !(dst->s_proto = strdup (s_proto)))
- goto out;
-
- debug_printf ("servent: copied %s", dst->s_name);
-
- return dst;
-
-out:
- free_servent_ptr (dst);
- return NULL;
-}
-
-#ifdef _MT_SAFE
-#define servent_buf _reent_winsup ()->_servent_buf
-#else
-static struct servent *servent_buf = NULL;
-#endif
-
-/* exported as getservbyname: standards? */
-extern "C" struct servent *
-cygwin_getservbyname (const char *name, const char *proto)
-{
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
- if (check_null_str_errno (name)
- || (proto != NULL && check_null_str_errno (proto)))
- return NULL;
-
- free_servent_ptr (servent_buf);
- servent_buf = dup_servent_ptr (getservbyname (name, proto));
- if (!servent_buf)
- set_winsock_errno ();
-
- syscall_printf ("%x = getservbyname (%s, %s)", servent_buf, name, proto);
- return servent_buf;
-}
-
-/* exported as getservbyport: standards? */
-extern "C" struct servent *
-cygwin_getservbyport (int port, const char *proto)
-{
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
- if (proto != NULL && check_null_str_errno (proto))
- return NULL;
-
- free_servent_ptr (servent_buf);
- servent_buf = dup_servent_ptr (getservbyport (port, proto));
- if (!servent_buf)
- set_winsock_errno ();
-
- syscall_printf ("%x = getservbyport (%d, %s)", servent_buf, port, proto);
- return servent_buf;
-}
-
-extern "C" int
-cygwin_gethostname (char *name, size_t len)
-{
- int PASCAL win32_gethostname (char *, int);
-
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
- if (__check_null_invalid_struct_errno (name, len))
- return -1;
-
- if (wsock32_handle == NULL || win32_gethostname (name, len) == SOCKET_ERROR)
- {
- DWORD local_len = len;
-
- if (!GetComputerNameA (name, &local_len))
- {
- set_winsock_errno ();
- return -1;
- }
- }
- debug_printf ("name %s", name);
- h_errno = 0;
- return 0;
-}
-
-static void
-free_hostent_ptr (struct hostent *&p)
-{
- if (p)
- {
- debug_printf ("hostent: %s", p->h_name);
-
- if (p->h_name)
- free ((void *) p->h_name);
- free_char_list (p->h_aliases);
- free_addr_list (p->h_addr_list);
- free ((void *) p);
- p = NULL;
- }
-}
-
-static struct hostent *
-dup_hostent_ptr (struct hostent *src)
-{
- if (!src)
- return NULL;
-
- struct hostent *dst = (struct hostent *) calloc (1, sizeof *dst);
-
- if (!dst)
- return NULL;
-
- debug_printf ("hostent: %s", src->h_name);
-
- dst->h_addrtype = src->h_addrtype;
- dst->h_length = src->h_length;
- if (src->h_name && !(dst->h_name = strdup (src->h_name)))
- goto out;
- if (src->h_aliases && !(dst->h_aliases = dup_char_list (src->h_aliases)))
- goto out;
- if (src->h_addr_list
- && !(dst->h_addr_list = dup_addr_list (src->h_addr_list, src->h_length)))
- goto out;
-
- debug_printf ("hostent: copied %s", dst->h_name);
-
- return dst;
-
-out:
- free_hostent_ptr (dst);
- return NULL;
-}
-
-#ifdef _MT_SAFE
-#define hostent_buf _reent_winsup ()->_hostent_buf
-#else
-static struct hostent *hostent_buf = NULL;
-#endif
-
-/* exported as gethostbyname: standards? */
-extern "C" struct hostent *
-cygwin_gethostbyname (const char *name)
-{
- static unsigned char tmp_addr[4];
- static struct hostent tmp;
- static char *tmp_aliases[1];
- static char *tmp_addr_list[2];
- static int a, b, c, d;
-
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
- if (check_null_str_errno (name))
- return NULL;
-
- if (sscanf (name, "%d.%d.%d.%d", &a, &b, &c, &d) == 4)
- {
- /* 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;
- return &tmp;
- }
-
- free_hostent_ptr (hostent_buf);
- hostent_buf = dup_hostent_ptr (gethostbyname (name));
- if (!hostent_buf)
- {
- set_winsock_errno ();
- set_host_errno ();
- }
- else
- {
- debug_printf ("h_name %s", hostent_buf->h_name);
- h_errno = 0;
- }
- return hostent_buf;
-}
-
-/* exported as gethostbyaddr: standards? */
-extern "C" struct hostent *
-cygwin_gethostbyaddr (const char *addr, int len, int type)
-{
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
- if (__check_invalid_read_ptr_errno (addr, len))
- return NULL;
-
- free_hostent_ptr (hostent_buf);
- hostent_buf = dup_hostent_ptr (gethostbyaddr (addr, len, type));
- if (!hostent_buf)
- {
- set_winsock_errno ();
- set_host_errno ();
- }
- else
- {
- debug_printf ("h_name %s", hostent_buf->h_name);
- h_errno = 0;
- }
- return hostent_buf;
-}
-
-/* exported as accept: standards? */
-extern "C" int
-cygwin_accept (int fd, struct sockaddr *peer, int *len)
-{
- int res;
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if ((peer && (check_null_invalid_struct_errno (len)
- || __check_null_invalid_struct_errno (peer, (unsigned) *len)))
- || !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 (0);
- sigframe thisframe (mainthread);
- fhandler_socket *fh = get (fd);
-
- if (__check_invalid_read_ptr_errno (my_addr, addrlen) || !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 (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if (check_null_invalid_struct_errno (namelen)
- || __check_null_invalid_struct_errno (addr, (unsigned) *namelen)
- || !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 (0);
- sigframe thisframe (mainthread);
- 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 (0);
- sigframe thisframe (mainthread);
-
- 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)
-{
- if (s && check_null_str (s))
- 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 (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if (check_null_invalid_struct_errno (len)
- || __check_null_invalid_struct_errno (name, (unsigned) *len)
- || !fh)
- res = -1;
- else
- res = fh->getpeername (name, len);
-
- syscall_printf ("%d = getpeername %d", res, (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 (0);
- sigframe thisframe (mainthread);
- if (__check_null_invalid_struct_errno (domain, len))
- return -1;
-
- 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);
-
- /* FIXME: Are registry keys case sensitive? */
- if (r.error () || r.get_string ("Domain", domain, len, "") != ERROR_SUCCESS)
- {
- __seterrno ();
- return -1;
- }
-
- return 0;
-}
-
-/* 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 (0);
- sigframe thisframe (mainthread);
- if (check_null_invalid_struct_errno (ifc))
- 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;
- }
-
- OSVERSIONINFO os_version_info;
-
- memset (&os_version_info, 0, sizeof os_version_info);
- os_version_info.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
- GetVersionEx (&os_version_info);
- 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 (0);
- sigframe thisframe (mainthread);
-
- if (check_null_invalid_struct_errno (ahost) ||
- check_null_empty_str_errno (*ahost) ||
- (locuser && check_null_empty_str_errno (locuser)) ||
- (remuser && check_null_str_errno (remuser)))
- return (int) INVALID_SOCKET;
-
- cygheap_fdnew res_fd;
-
- if (res_fd < 0)
- goto done;
-
- if (fd2p)
- {
- cygheap_fdnew newfd (res_fd, false);
-
- if (*fd2p < 0)
- goto done;
- *fd2p = newfd;
- }
-
- res = rcmd (ahost, inport, locuser, remuser, cmd, fd2p ? &fd2s : NULL);
- if (res == (int) INVALID_SOCKET)
- goto done;
- else
- {
- fdsock (res_fd, "/dev/tcp", res);
- res = res_fd;
- }
-
- if (fd2p)
- fdsock (*fd2p, "/dev/tcp", fd2s);
-
-done:
- syscall_printf ("%d = rcmd (...)", res);
- return res;
-}
-
-/* exported as rresvport: standards? */
-extern "C" int
-cygwin_rresvport (int *port)
-{
- int res;
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
-
- if (check_null_invalid_struct_errno (port))
- return -1;
-
- cygheap_fdnew res_fd;
-
- if (res_fd < 0)
- res = -1;
- else
- {
- res = rresvport (port);
-
- if (res != (int) INVALID_SOCKET)
- {
- fdsock (res_fd, "/dev/tcp", res);
- res = res_fd;
- }
- }
-
- 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 (0);
- sigframe thisframe (mainthread);
-
- if (check_null_invalid_struct_errno (ahost) ||
- check_null_empty_str_errno (*ahost) ||
- (locuser && check_null_empty_str_errno (locuser)) ||
- (password && check_null_str_errno (password)))
- return (int) INVALID_SOCKET;
-
- cygheap_fdnew res_fd;
-
- if (res_fd < 0)
- goto done;
- if (fd2p)
- {
- cygheap_fdnew newfd (res_fd);
-
- if (newfd < 0)
- goto done;
- *fd2p = newfd;
- }
- res = rexec (ahost, inport, locuser, password, cmd, fd2p ? &fd2s : NULL);
- if (res == (int) INVALID_SOCKET)
- goto done;
- else
- {
- fdsock (res_fd, "/dev/tcp", res);
- res = res_fd;
- }
- if (fd2p)
- fdsock (*fd2p, "/dev/tcp", fd2s);
-
-done:
- 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;
- cygheap_fdnew sb0;
- fhandler_socket *fh;
-
- sig_dispatch_pending (0);
- sigframe thisframe (mainthread);
- if (__check_null_invalid_struct_errno (sb, 2 * sizeof (int)))
- 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;
- }
-
- if (sb0 < 0)
- goto done;
- else
- {
- sb[0] = sb0;
- cygheap_fdnew sb1 (sb0, false);
-
- if (sb1 < 0)
- goto done;
-
- sb[1] = sb1;
- }
-
- /* 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;
- }
-
- res = 0;
-
- if (family == AF_LOCAL)
- {
-
- fh = fdsock (sb[0],
- type == SOCK_STREAM ? "/dev/streamsocket" : "/dev/dgsocket",
- insock);
- fh->set_sun_path ("");
- fh->set_addr_family (AF_LOCAL);
- fh->set_socket_type (type);
- fh = fdsock (sb[1],
- type == SOCK_STREAM ? "/dev/streamsocket" : "/dev/dgsocket",
- outsock);
- fh->set_sun_path ("");
- fh->set_addr_family (AF_LOCAL);
- fh->set_socket_type (type);
- }
- else
- {
- fh = fdsock (sb[0], type == SOCK_STREAM ? "/dev/tcp" : "/dev/udp",
- insock);
- fh->set_addr_family (AF_INET);
- fh->set_socket_type (type);
- fh = fdsock (sb[1], type == SOCK_STREAM ? "/dev/tcp" : "/dev/udp",
- outsock);
- fh->set_addr_family (AF_INET);
- fh->set_socket_type (type);
- }
-
-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 (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if (check_null_invalid_struct_errno (msg)
- || (msg->msg_name
- && __check_null_invalid_struct_errno (msg->msg_name,
- (unsigned) msg->msg_namelen))
- || !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 (0);
- sigframe thisframe (mainthread);
-
- fhandler_socket *fh = get (fd);
-
- if (__check_invalid_read_ptr_errno (msg, sizeof msg)
- || (msg->msg_name
- && __check_invalid_read_ptr_errno (msg->msg_name,
- (unsigned) msg->msg_namelen))
- || !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;
-}
generated by cgit v1.1 at 2024-11-16 00:53:06 +0000