/* mswindows.c -- Windows-specific support
- Copyright (C) 1995, 1996, 1997, 1998, 2004
- Free Software Foundation, Inc.
+ Copyright (C) 1996-2006 Free Software Foundation, Inc.
This file is part of GNU Wget.
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with Wget; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+along with Wget; if not, write to the Free Software Foundation, Inc.,
+51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
In addition, as a special exception, the Free Software Foundation
gives permission to link the code of its release of Wget with the
#include <errno.h>
#include <math.h>
-#ifdef HACK_BCC_UTIME_BUG
-# include <io.h>
-# include <fcntl.h>
-# ifdef HAVE_UTIME_H
-# include <utime.h>
-# endif
-# ifdef HAVE_SYS_UTIME_H
-# include <sys/utime.h>
-# endif
-#endif
-
#define INHIBIT_WRAP /* avoid wrapping of socket, bind, ... */
#include "wget.h"
#include "utils.h"
#include "url.h"
-#ifndef errno
-extern int errno;
-#endif
-
#ifndef ES_SYSTEM_REQUIRED
#define ES_SYSTEM_REQUIRED 0x00000001
#endif
/* Defined in log.c. */
-void log_request_redirect_output PARAMS ((const char *));
+void log_request_redirect_output (const char *);
/* Windows version of xsleep in utils.c. */
sleep (seconds);
seconds -= (long) seconds;
}
- usleep (seconds * 1000000L);
+ usleep (seconds * 1000000);
#else /* not HAVE_USLEEP */
- SleepEx (seconds * 1000, FALSE);
+ SleepEx ((DWORD) (seconds * 1000 + .5), FALSE);
#endif /* not HAVE_USLEEP */
}
-#if defined(__BORLANDC__) || (defined(_MSC_VER) && _MSC_VER < 1300)
-
-static inline int
-char_value (char c, int base)
-{
- int value;
- if (c < '0')
- return -1;
- if ('0' <= c && c <= '9')
- value = c - '0';
- else if ('a' <= c && c <= 'z')
- value = c - 'a' + 10;
- else if ('A' <= c && c <= 'Z')
- value = c - 'A' + 10;
- else
- return -1;
- if (value >= base)
- return -1;
- return value;
-}
-
-/* A fairly simple strtoll replacement for MS VC versions that don't
- supply _strtoi64. */
-
-__int64
-str_to_int64 (const char *nptr, char **endptr, int base)
-{
-#define OVERFLOW 9223372036854775807I64
-#define UNDERFLOW (-OVERFLOW - 1)
-
- __int64 result = 0;
- int negative;
-
- if (base != 0 && (base < 2 || base > 36))
- {
- errno = EINVAL;
- return 0;
- }
-
- while (*nptr == ' ' || *nptr == '\t')
- ++nptr;
- if (*nptr == '-')
- {
- negative = 1;
- ++nptr;
- }
- else if (*nptr == '+')
- {
- negative = 0;
- ++nptr;
- }
- else
- negative = 0;
-
- /* If base is 0, determine the real base based on the beginning on
- the number; octal numbers begin with "0", hexadecimal with "0x",
- and the others are considered octal. */
- if (*nptr == '0')
- {
- if ((base == 0 || base == 16)
- &&
- (*(nptr + 1) == 'x' || *(nptr + 1) == 'X'))
- {
- base = 16;
- nptr += 2;
- }
- else if (base == 0)
- base = 8;
- }
- else if (base == 0)
- base = 10;
-
- if (!negative)
- {
- /* Parse positive number, checking for overflow. */
- int val;
- for (; (val = char_value (*nptr, base)) != -1; ++nptr)
- {
- __int64 newresult = base * result + val;
- if (newresult < result)
- {
- result = OVERFLOW;
- errno = ERANGE;
- break;
- }
- result = newresult;
- }
- }
- else
- {
- /* Parse negative number, checking for underflow. */
- int val;
- for (; (val = char_value (*nptr, base)) != -1; ++nptr)
- {
- __int64 newresult = base * result - val;
- if (newresult > result)
- {
- result = UNDERFLOW;
- errno = ERANGE;
- break;
- }
- result = newresult;
- }
- }
- if (endptr)
- *endptr = (char *) nptr;
- return result;
-}
-
-#else /* !defined(__BORLANDC__) && (!defined(_MSC_VER) || _MSC_VER >= 1300) */
-
-__int64
-str_to_int64 (const char *nptr, char **endptr, int base)
-{
-#ifdef _MSC_VER
- return _strtoi64 (nptr, endptr, base);
-#else
- return strtoll (nptr, endptr, base);
-#endif
-}
-
-#endif /* !defined(__BORLANDC__) && (!defined(_MSC_VER) || _MSC_VER >= 1300) */
-
void
windows_main (int *argc, char **argv, char **exec_name)
{
WSACleanup ();
}
+#if defined(CTRLBREAK_BACKGND) || defined(CTRLC_BACKGND)
static void
ws_hangup (const char *reason)
{
gesture as the parent will wait for us to terminate before resuming. */
FreeConsole ();
}
+#endif
/* Construct the name for a named section (a.k.a. `file mapping') object.
The returned string is dynamically allocated and needs to be xfree()'d. */
struct fake_fork_info
{
HANDLE event;
- int logfile_changed;
+ bool logfile_changed;
char lfilename[MAX_PATH + 1];
};
event = info->event;
- info->logfile_changed = 0;
+ info->logfile_changed = false;
if (!opt.lfilename)
{
/* See utils:fork_to_background for explanation. */
- FILE *new_log_fp = unique_create (DEFAULT_LOGFILE, 0, &opt.lfilename);
+ FILE *new_log_fp = unique_create (DEFAULT_LOGFILE, false, &opt.lfilename);
if (new_log_fp)
{
- info->logfile_changed = 1;
+ info->logfile_changed = true;
strncpy (info->lfilename, opt.lfilename, sizeof (info->lfilename));
info->lfilename[sizeof (info->lfilename) - 1] = '\0';
fclose (new_log_fp);
/* Create the child process detached form the current console and in a
suspended state. */
- memset (&si, 0, sizeof (si));
+ xzero (si);
si.cb = sizeof (si);
rv = CreateProcess (exe, GetCommandLine (), NULL, NULL, TRUE,
CREATE_SUSPENDED | DETACHED_PROCESS,
{
xfree_null (title_buf);
xfree_null (curr_url);
- title_buf = (char *)xmalloc (strlen (url) + 20);
+ title_buf = xmalloc (strlen (url) + 20);
curr_url = xstrdup (url);
old_percentage = -1;
sprintf (title_buf, "Wget %s", curr_url);
void
ws_startup (void)
{
- WORD requested;
WSADATA data;
- int err;
-
- requested = MAKEWORD (1, 1);
- err = WSAStartup (requested, &data);
+ WORD requested = MAKEWORD (1, 1);
+ int err = WSAStartup (requested, &data);
if (err != 0)
{
fprintf (stderr, _("%s: Couldn't find usable socket driver.\n"),
set_sleep_mode ();
SetConsoleCtrlHandler (ws_handler, TRUE);
}
-
-/* Replacement utime function for buggy Borland C++Builder 5.5 compiler.
- (The Borland utime function only works on Windows NT.) */
-
-#ifdef HACK_BCC_UTIME_BUG
-int
-borland_utime (const char *path, const struct utimbuf *times)
-{
- int fd;
- int res;
- struct ftime ft;
- struct tm *ptr_tm;
-
- if ((fd = open (path, O_RDWR)) < 0)
- return -1;
-
- ptr_tm = localtime (×->modtime);
- ft.ft_tsec = ptr_tm->tm_sec >> 1;
- ft.ft_min = ptr_tm->tm_min;
- ft.ft_hour = ptr_tm->tm_hour;
- ft.ft_day = ptr_tm->tm_mday;
- ft.ft_month = ptr_tm->tm_mon + 1;
- ft.ft_year = ptr_tm->tm_year - 80;
- res = setftime (fd, &ft);
- close (fd);
- return res;
-}
-#endif
\f
/* run_with_timeout Windows implementation. */
}
/* Call FUN(ARG), but don't allow it to run for more than TIMEOUT
- seconds. Returns non-zero if the function was interrupted with a
- timeout, zero otherwise.
+ seconds. Returns true if the function was interrupted with a
+ timeout, false otherwise.
This works by running FUN in a separate thread and terminating the
thread if it doesn't finish in the specified time. */
-int
+bool
run_with_timeout (double seconds, void (*fun) (void *), void *arg)
{
- static HANDLE thread_hnd = NULL;
+ HANDLE thread_hnd;
struct thread_data thread_arg;
DWORD thread_id;
- int rc;
+ bool rc;
DEBUGP (("seconds %.2f, ", seconds));
{
blocking_fallback:
fun (arg);
- return 0;
+ return false;
}
- /* Should never happen, but test for recursivety anyway. */
- assert (thread_hnd == NULL);
-
thread_arg.fun = fun;
thread_arg.arg = arg;
thread_arg.ws_error = WSAGetLastError ();
&thread_arg, 0, &thread_id);
if (!thread_hnd)
{
- DEBUGP (("CreateThread() failed; %s\n", strerror (GetLastError ())));
+ DEBUGP (("CreateThread() failed; [0x%x]\n", GetLastError ()));
goto blocking_fallback;
}
so the caller can inspect it. */
WSASetLastError (thread_arg.ws_error);
DEBUGP (("Winsock error: %d\n", WSAGetLastError ()));
- rc = 0;
+ rc = false;
}
else
{
TerminateThread (thread_hnd, 1);
- rc = 1;
+ rc = true;
}
CloseHandle (thread_hnd); /* Clear-up after TerminateThread(). */
return rc;
}
\f
-/* Wget expects network calls such as bind, connect, etc., to set errno.
- To achieve that, we place Winsock calls in wrapper functions that, in
- case of error, sets errno to the value of GetLastError(). In addition,
- we provide a wrapper around strerror, which recognizes Winsock errors
- and prints the appropriate error message. */
+/* 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 wrap_##fun decl { \
+#define WRAP(fun, decl, call) int wrapped_##fun decl { \
int retval = fun call; \
if (retval < 0) \
errno = WSAGetLastError (); \
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),
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. */
return buf;
}
}
+\f
+#ifdef ENABLE_IPV6
+/* An inet_ntop implementation that uses WSAAddressToString.
+ Prototype complies with POSIX 1003.1-2004. This is only used under
+ IPv6 because Wget prints IPv4 addresses using inet_ntoa. */
+
+const char *
+inet_ntop (int af, const void *src, char *dst, socklen_t cnt)
+{
+ /* struct sockaddr can't accomodate struct sockaddr_in6. */
+ union {
+ struct sockaddr_in6 sin6;
+ struct sockaddr_in sin;
+ } sa;
+ DWORD dstlen = cnt;
+ size_t srcsize;
+
+ xzero (sa);
+ switch (af)
+ {
+ case AF_INET:
+ sa.sin.sin_family = AF_INET;
+ sa.sin.sin_addr = *(struct in_addr *) src;
+ srcsize = sizeof (sa.sin);
+ break;
+ case AF_INET6:
+ sa.sin6.sin6_family = AF_INET6;
+ sa.sin6.sin6_addr = *(struct in6_addr *) src;
+ srcsize = sizeof (sa.sin6);
+ break;
+ default:
+ abort ();
+ }
+
+ if (WSAAddressToString ((struct sockaddr *) &sa, srcsize, NULL, dst, &dstlen) != 0)
+ {
+ errno = WSAGetLastError();
+ return NULL;
+ }
+ return (const char *) dst;
+}
+#endif