/* mswindows.c -- Windows-specific support
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
- 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+ 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
This file is part of GNU Wget.
shall include the source code for the parts of OpenSSL used as well
as that of the covered work. */
-#define USE_GNULIB_ALLOC
-
#define INHIBIT_WRAP /* avoid wrapping of socket, bind, ... */
#include "wget.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <assert.h>
#include <errno.h>
#include <math.h>
void
xsleep (double seconds)
{
-#ifdef HAVE_USLEEP
+#if defined(HAVE_USLEEP) && defined(HAVE_SLEEP)
if (seconds > 1000)
{
/* Explained in utils.c. */
thread_hnd = NULL;
return rc;
}
-\f
-/* Wget expects network calls such as connect, recv, send, etc., to set
- errno on failure. To achieve that, Winsock calls are wrapped with code
- that, in case of error, sets errno to the value of WSAGetLastError().
- In addition, we provide a wrapper around strerror, which recognizes
- Winsock errors and prints the appropriate error message. */
-
-/* Define a macro that creates a function definition that wraps FUN into
- a function that sets errno the way the rest of the code expects. */
-
-#define WRAP(fun, decl, call) int wrapped_##fun decl { \
- int retval = fun call; \
- if (retval < 0) \
- errno = WSAGetLastError (); \
- return retval; \
-}
-
-WRAP (socket, (int domain, int type, int protocol), (domain, type, protocol))
-WRAP (bind, (int s, struct sockaddr *a, int alen), (s, a, alen))
-WRAP (connect, (int s, const struct sockaddr *a, int alen), (s, a, alen))
-WRAP (listen, (int s, int backlog), (s, backlog))
-WRAP (accept, (int s, struct sockaddr *a, int *alen), (s, a, alen))
-WRAP (recv, (int s, void *buf, int len, int flags), (s, buf, len, flags))
-WRAP (send, (int s, const void *buf, int len, int flags), (s, buf, len, flags))
-WRAP (select, (int n, fd_set *r, fd_set *w, fd_set *e, const struct timeval *tm),
- (n, r, w, e, tm))
-WRAP (getsockname, (int s, struct sockaddr *n, int *nlen), (s, n, nlen))
-WRAP (getpeername, (int s, struct sockaddr *n, int *nlen), (s, n, nlen))
-WRAP (setsockopt, (int s, int level, int opt, const void *val, int len),
- (s, level, opt, val, len))
-WRAP (closesocket, (int s), (s))
-
-/* Return the text of the error message for Winsock error WSERR. */
-
-static const char *
-get_winsock_error (int wserr)
-{
- switch (wserr) {
- case WSAEINTR: return "Interrupted system call";
- case WSAEBADF: return "Bad file number";
- case WSAEACCES: return "Permission denied";
- case WSAEFAULT: return "Bad address";
- case WSAEINVAL: return "Invalid argument";
- case WSAEMFILE: return "Too many open files";
- case WSAEWOULDBLOCK: return "Resource temporarily unavailable";
- case WSAEINPROGRESS: return "Operation now in progress";
- case WSAEALREADY: return "Operation already in progress";
- case WSAENOTSOCK: return "Socket operation on nonsocket";
- case WSAEDESTADDRREQ: return "Destination address required";
- case WSAEMSGSIZE: return "Message too long";
- case WSAEPROTOTYPE: return "Protocol wrong type for socket";
- case WSAENOPROTOOPT: return "Bad protocol option";
- case WSAEPROTONOSUPPORT: return "Protocol not supported";
- case WSAESOCKTNOSUPPORT: return "Socket type not supported";
- case WSAEOPNOTSUPP: return "Operation not supported";
- case WSAEPFNOSUPPORT: return "Protocol family not supported";
- case WSAEAFNOSUPPORT: return "Address family not supported by protocol family";
- case WSAEADDRINUSE: return "Address already in use";
- case WSAEADDRNOTAVAIL: return "Cannot assign requested address";
- case WSAENETDOWN: return "Network is down";
- case WSAENETUNREACH: return "Network is unreachable";
- case WSAENETRESET: return "Network dropped connection on reset";
- case WSAECONNABORTED: return "Software caused connection abort";
- case WSAECONNRESET: return "Connection reset by peer";
- case WSAENOBUFS: return "No buffer space available";
- case WSAEISCONN: return "Socket is already connected";
- case WSAENOTCONN: return "Socket is not connected";
- case WSAESHUTDOWN: return "Cannot send after socket shutdown";
- case WSAETOOMANYREFS: return "Too many references";
- case WSAETIMEDOUT: return "Connection timed out";
- case WSAECONNREFUSED: return "Connection refused";
- case WSAELOOP: return "Too many levels of symbolic links";
- case WSAENAMETOOLONG: return "File name too long";
- case WSAEHOSTDOWN: return "Host is down";
- case WSAEHOSTUNREACH: return "No route to host";
- case WSAENOTEMPTY: return "Not empty";
- case WSAEPROCLIM: return "Too many processes";
- case WSAEUSERS: return "Too many users";
- case WSAEDQUOT: return "Bad quota";
- case WSAESTALE: return "Something is stale";
- case WSAEREMOTE: return "Remote error";
- case WSAEDISCON: return "Disconnected";
-
- /* Extended Winsock errors */
- case WSASYSNOTREADY: return "Winsock library is not ready";
- case WSANOTINITIALISED: return "Winsock library not initalised";
- case WSAVERNOTSUPPORTED: return "Winsock version not supported";
-
- case WSAHOST_NOT_FOUND: return "Host not found";
- case WSATRY_AGAIN: return "Host not found, try again";
- case WSANO_RECOVERY: return "Unrecoverable error in call to nameserver";
- case WSANO_DATA: return "No data record of requested type";
-
- default:
- return NULL;
- }
-}
-
-/* Return the error message corresponding to ERR. This is different
- from Windows libc strerror() in that it handles Winsock errors
- correctly. */
-const char *
-windows_strerror (int err)
-{
- const char *p;
- if (err >= 0 && err < sys_nerr)
- return strerror (err);
- else if ((p = get_winsock_error (err)) != NULL)
- return p;
- else
- {
- static char buf[32];
- snprintf (buf, sizeof (buf), "Unknown error %d (%#x)", err, err);
- return buf;
- }
-}
\f
#ifdef ENABLE_IPV6
/* An inet_ntop implementation that uses WSAAddressToString.