# endif
#endif
+#define INHIBIT_WRAP /* avoid wrapping of socket, bind, ... */
+
#include "wget.h"
#include "utils.h"
#include "url.h"
#endif /* !defined(__BORLANDC__) && (!defined(_MSC_VER) || _MSC_VER >= 1300) */
void
-windows_main_junk (int *argc, char **argv, char **exec_name)
+windows_main (int *argc, char **argv, char **exec_name)
{
char *p;
char *name;
BOOL rv;
- event = section = pi.hProcess = pi.hThread = NULL;
+ section = pi.hProcess = pi.hThread = NULL;
/* Get the fully qualified name of our executable. This is more reliable
than using argv[0]. */
static HANDLE thread_hnd = NULL;
struct thread_data thread_arg;
DWORD thread_id;
- int rc = 0;
+ int rc;
DEBUGP (("seconds %.2f, ", seconds));
thread_hnd = NULL;
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. */
+
+/* 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 { \
+ 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 (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))
+
+/* 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;
+ }
+}
# define mkdir(a, b) mkdir(a)
#endif /* __BORLANDC__ */
+#ifndef INHIBIT_WRAP
+
+/* Winsock functions don't set errno, so we provide wrappers
+ that do. */
+
+#define socket wrap_socket
+#define bind wrap_bind
+#define connect wrap_connect
+#define recv wrap_recv
+#define send wrap_send
+#define select wrap_select
+#define getsockname wrap_getsockname
+#define getpeername wrap_getpeername
+#define setsockopt wrap_setsockopt
+
+#endif /* not INHIBIT_WRAP */
+
+int wrap_socket (int, int, int);
+int wrap_bind (int, struct sockaddr *, int);
+int wrap_connect (int, const struct sockaddr *, int);
+int wrap_recv (int, void *, int, int);
+int wrap_send (int, const void *, int, int);
+int wrap_select (int, fd_set *, fd_set *, fd_set *, const struct timeval *);
+int wrap_getsockname (int, struct sockaddr *, int *);
+int wrap_getpeername (int, struct sockaddr *, int *);
+int wrap_setsockopt (int, int, int, const void *, int);
+
+/* Finally, provide a private version of strerror that does the
+ right thing with Winsock errors. */
+#ifndef INHIBIT_WRAP
+# define strerror windows_strerror
+#endif
+const char *windows_strerror (int);
+
/* Declarations of various socket errors: */
#define EWOULDBLOCK WSAEWOULDBLOCK
void ws_changetitle (const char *);
void ws_percenttitle (double);
char *ws_mypath (void);
-void windows_main_junk (int *, char **, char **);
+void windows_main (int *, char **, char **);
/* Things needed for IPv6; missing in <ws2tcpip.h>. */
#ifdef ENABLE_IPV6