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Patch #100926 - Better error messages for socket exceptions on Windows. [Slight style differences from posted patch]

This commit is contained in:
Mark Hammond 2000-07-24 01:45:11 +00:00
parent e28c296f0f
commit 46a733dfbf
1 changed files with 78 additions and 2 deletions
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80
Modules/socketmodule.c
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@ -231,9 +231,85 @@ static PyObject *
PySocket_Err(void) PySocket_Err(void)
{ {
#ifdef MS_WINDOWS #ifdef MS_WINDOWS
if (WSAGetLastError()) { int err_no = WSAGetLastError();
if (err_no) {
static struct { int no; const char *msg; } *msgp, msgs[] = {
{ WSAEINTR, "Interrupted system call" },
{ WSAEBADF, "Bad file descriptor" },
{ WSAEACCES, "Permission denied" },
{ WSAEFAULT, "Bad address" },
{ WSAEINVAL, "Invalid argument" },
{ WSAEMFILE, "Too many open files" },
{ WSAEWOULDBLOCK,
"The socket operation could not complete "
"without blocking" },
{ WSAEINPROGRESS, "Operation now in progress" },
{ WSAEALREADY, "Operation already in progress" },
{ WSAENOTSOCK, "Socket operation on non-socket" },
{ WSAEDESTADDRREQ, "Destination address required" },
{ WSAEMSGSIZE, "Message too long" },
{ WSAEPROTOTYPE, "Protocol wrong type for socket" },
{ WSAENOPROTOOPT, "Protocol not available" },
{ WSAEPROTONOSUPPORT, "Protocol not supported" },
{ WSAESOCKTNOSUPPORT, "Socket type not supported" },
{ WSAEOPNOTSUPP, "Operation not supported" },
{ WSAEPFNOSUPPORT, "Protocol family not supported" },
{ WSAEAFNOSUPPORT, "Address family not supported" },
{ WSAEADDRINUSE, "Address already in use" },
{ WSAEADDRNOTAVAIL,
"Can't assign requested address" },
{ WSAENETDOWN, "Network is down" },
{ WSAENETUNREACH, "Network is unreachable" },
{ WSAENETRESET,
"Network dropped connection on reset" },
{ WSAECONNABORTED,
"Software caused connection abort" },
{ WSAECONNRESET, "Connection reset by peer" },
{ WSAENOBUFS, "No buffer space available" },
{ WSAEISCONN, "Socket is already connected" },
{ WSAENOTCONN, "Socket is not connected" },
{ WSAESHUTDOWN, "Can't send after socket shutdown" },
{ WSAETOOMANYREFS,
"Too many references: can't splice" },
{ WSAETIMEDOUT, "Operation timed out" },
{ WSAECONNREFUSED, "Connection refused" },
{ WSAELOOP, "Too many levels of symbolic links" },
{ WSAENAMETOOLONG, "File name too long" },
{ WSAEHOSTDOWN, "Host is down" },
{ WSAEHOSTUNREACH, "No route to host" },
{ WSAENOTEMPTY, "Directory not empty" },
{ WSAEPROCLIM, "Too many processes" },
{ WSAEUSERS, "Too many users" },
{ WSAEDQUOT, "Disc quota exceeded" },
{ WSAESTALE, "Stale NFS file handle" },
{ WSAEREMOTE, "Too many levels of remote in path" },
{ WSASYSNOTREADY,
"Network subsystem is unvailable" },
{ WSAVERNOTSUPPORTED,
"WinSock version is not supported" },
{ WSANOTINITIALISED,
"Successful WSAStartup() not yet performed" },
{ WSAEDISCON, "Graceful shutdown in progress" },
/* Resolver errors */
{ WSAHOST_NOT_FOUND, "No such host is known" },
{ WSATRY_AGAIN, "Host not found, or server failed" },
{ WSANO_RECOVERY,
"Unexpected server error encountered" },
{ WSANO_DATA, "Valid name without requested data" },
{ WSANO_ADDRESS, "No address, look for MX record" },
{ 0, NULL }
};
PyObject *v; PyObject *v;
v = Py_BuildValue("(is)", WSAGetLastError(), "winsock error"); const char *msg = "winsock error";
for (msgp = msgs; msgp->msg; msgp++) {
if (err_no == msgp->no) {
msg = msgp->msg;
break;
}
}
v = Py_BuildValue("(is)", err_no, msg);
if (v != NULL) { if (v != NULL) {
PyErr_SetObject(PySocket_Error, v); PyErr_SetObject(PySocket_Error, v);
Py_DECREF(v); Py_DECREF(v);