Revert "Update NSPR to 4.18"

This reverts commit 8781f745556be5d7402d0f3adc67ecfe32fe04a0.

2 files changed, 0 insertions, 139 deletions

diff --git a/nsprpub/pr/src/io/prio.c b/nsprpub/pr/src/io/prio.c
index 10ae5e098..bf9763a2c 100644
--- a/nsprpub/pr/src/io/prio.c
+++ b/nsprpub/pr/src/io/prio.c
@@ -137,82 +137,11 @@ PR_IMPLEMENT(void) PR_FreeFileDesc(PRFileDesc *fd)
     _PR_Putfd(fd);
 }
 
-#if defined(_WIN64) && defined(WIN95)
-
-PRFileDescList *_fd_waiting_for_overlapped_done = NULL;
-PRLock *_fd_waiting_for_overlapped_done_lock = NULL;
-
-void CheckOverlappedPendingSocketsAreDone()
-{
-  if (!_fd_waiting_for_overlapped_done_lock ||
-      !_fd_waiting_for_overlapped_done) {
-    return;
-  }
-
-  PR_Lock(_fd_waiting_for_overlapped_done_lock);
-
-  PRFileDescList *cur = _fd_waiting_for_overlapped_done;
-  PRFileDescList *previous = NULL;
-  while (cur) {
-    PR_ASSERT(cur->fd->secret->overlappedActive);
-    PRFileDesc *fd = cur->fd;
-    DWORD rvSent;
-    if (GetOverlappedResult((HANDLE)fd->secret->md.osfd, &fd->secret->ol, &rvSent, FALSE) == TRUE) {
-      fd->secret->overlappedActive = PR_FALSE;
-      PR_LOG(_pr_io_lm, PR_LOG_MIN,
-             ("CheckOverlappedPendingSocketsAreDone GetOverlappedResult succeeded\n"));
-    } else {
-      DWORD err = WSAGetLastError();
-      PR_LOG(_pr_io_lm, PR_LOG_MIN,
-             ("CheckOverlappedPendingSocketsAreDone GetOverlappedResult failed %d\n", err));
-      if (err != ERROR_IO_INCOMPLETE) {
-        fd->secret->overlappedActive = PR_FALSE;
-      }
-    }
-
-    if (!fd->secret->overlappedActive) {
-
-      _PR_MD_CLOSE_SOCKET(fd->secret->md.osfd);
-      fd->secret->state = _PR_FILEDESC_CLOSED;
-#ifdef _PR_HAVE_PEEK_BUFFER
-      if (fd->secret->peekBuffer) {
-        PR_ASSERT(fd->secret->peekBufSize > 0);
-        PR_DELETE(fd->secret->peekBuffer);
-        fd->secret->peekBufSize = 0;
-        fd->secret->peekBytes = 0;
-      }
-#endif
-
-      PR_FreeFileDesc(fd);
-
-      if (previous) {
-        previous->next = cur->next;
-      } else {
-        _fd_waiting_for_overlapped_done = cur->next;
-      }
-      PRFileDescList *del = cur;
-      cur = cur->next;
-      PR_Free(del);
-    } else {
-      previous = cur;
-      cur = cur->next;
-    }
-  }
-
-  PR_Unlock(_fd_waiting_for_overlapped_done_lock);
-}
-#endif
-
 /*
 ** Wait for some i/o to finish on one or more more poll descriptors.
 */
 PR_IMPLEMENT(PRInt32) PR_Poll(PRPollDesc *pds, PRIntn npds, PRIntervalTime timeout)
 {
-#if defined(_WIN64) && defined(WIN95)
-  // For each iteration check if TFO overlapped IOs are down.
-  CheckOverlappedPendingSocketsAreDone();
-#endif
-
 	return(_PR_MD_PR_POLL(pds, npds, timeout));
 }
 
diff --git a/nsprpub/pr/src/io/prsocket.c b/nsprpub/pr/src/io/prsocket.c
index 26f7a245d..a24b8e1bb 100644
--- a/nsprpub/pr/src/io/prsocket.c
+++ b/nsprpub/pr/src/io/prsocket.c
@@ -304,25 +304,7 @@ static PRStatus PR_CALLBACK SocketConnectContinue(
         if (err != 0) {
             _PR_MD_MAP_CONNECT_ERROR(err);
         } else {
-#if defined(_WIN64)
-            if (fd->secret->overlappedActive) {
-                PRInt32 rvSent;
-                if (GetOverlappedResult(osfd, &fd->secret->ol, &rvSent, FALSE) == FALSE) {
-                    err = WSAGetLastError();
-                    PR_LOG(_pr_io_lm, PR_LOG_MIN,
-                           ("SocketConnectContinue GetOverlappedResult failed %d\n", err));
-                    if (err != ERROR_IO_INCOMPLETE) {
-                        _PR_MD_MAP_CONNECT_ERROR(err);
-                        fd->secret->overlappedActive = PR_FALSE;
-                    }
-                }
-            }
-            if (err == 0) {
-                PR_SetError(PR_UNKNOWN_ERROR, 0);
-            }
-#else
             PR_SetError(PR_UNKNOWN_ERROR, 0);
-#endif
         }
         return PR_FAILURE;
     }
@@ -737,56 +719,6 @@ static PRStatus PR_CALLBACK SocketClose(PRFileDesc *fd)
 	}
 
 	if (fd->secret->state == _PR_FILEDESC_OPEN) {
-#if defined(_WIN64) && defined(WIN95)
-    /* TCP Fast Open on Windows must use ConnectEx, which uses overlapped
-     * input/output. Before closing such a socket we must cancelIO.
-     */
-    if (fd->secret->overlappedActive) {
-      PR_ASSERT(fd->secret->nonblocking);
-      if (CancelIo((HANDLE) fd->secret->md.osfd) == TRUE) {
-        PR_LOG(_pr_io_lm, PR_LOG_MIN,
-               ("SocketClose - CancelIo succeeded\n"));
-      } else {
-        DWORD err = WSAGetLastError();
-        PR_LOG(_pr_io_lm, PR_LOG_MIN,
-               ("SocketClose - CancelIo failed err=%x\n", err));
-      }
-
-      DWORD rvSent;
-      if (GetOverlappedResult((HANDLE)fd->secret->md.osfd, &fd->secret->ol, &rvSent, FALSE) == TRUE) {
-        fd->secret->overlappedActive = PR_FALSE;
-        PR_LOG(_pr_io_lm, PR_LOG_MIN,
-               ("SocketClose GetOverlappedResult succeeded\n"));
-      } else {
-        DWORD err = WSAGetLastError();
-        PR_LOG(_pr_io_lm, PR_LOG_MIN,
-               ("SocketClose GetOverlappedResult failed %d\n", err));
-        if (err != ERROR_IO_INCOMPLETE) {
-          _PR_MD_MAP_CONNECT_ERROR(err);
-          fd->secret->overlappedActive = PR_FALSE;
-        }
-      }
-    }
-
-    if (fd->secret->overlappedActive &&
-        _fd_waiting_for_overlapped_done_lock) {
-      // Put osfd into the list to be checked later.
-      PRFileDescList *forWaiting = PR_NEW(PRFileDescList);
-      if (!forWaiting) {
-        PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
-        return PR_FAILURE;
-      }
-      forWaiting->fd = fd;
-
-      PR_Lock(_fd_waiting_for_overlapped_done_lock);
-      forWaiting->next = _fd_waiting_for_overlapped_done;
-      _fd_waiting_for_overlapped_done = forWaiting;
-      PR_Unlock(_fd_waiting_for_overlapped_done_lock);
-
-      return PR_SUCCESS;
-    }
-#endif
-
 		if (_PR_MD_CLOSE_SOCKET(fd->secret->md.osfd) < 0) {
 			return PR_FAILURE;
 		}