Zebediah Figura : ntdll: Introduce IOCTL_AFD_WINE_SIOCATMARK.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 27609da35137ec403dafd93353c14565bf07eb81
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=27609da35137ec403dafd9335...

Author: Zebediah Figura 
Date:   Wed Jun  2 17:04:01 2021 -0500

ntdll: Introduce IOCTL_AFD_WINE_SIOCATMARK.

Signed-off-by: Zebediah Figura 
Signed-off-by: Alexandre Julliard

---

dlls/ntdll/unix/socket.c | 39 +++++++++++++++++++++++++++++++++++++++
 include/wine/afd.h       |  1 +
 2 files changed, 40 insertions(+)

diff --git a/dlls/ntdll/unix/socket.c b/dlls/ntdll/unix/socket.c
index 16df04b6cb1..c10a48b3008 100644
--- a/dlls/ntdll/unix/socket.c
+++ b/dlls/ntdll/unix/socket.c
@@ -1316,6 +1316,45 @@ NTSTATUS sock_ioctl( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, void *apc
             break;
         }

+        case IOCTL_AFD_WINE_SIOCATMARK:
+        {
+            int value, ret;
+            socklen_t len = sizeof(value);
+
+            if ((status = server_get_unix_fd( handle, 0, &fd, &needs_close, NULL, NULL )))
+                return status;
+
+            if (out_size < sizeof(int))
+            {
+                status = STATUS_BUFFER_TOO_SMALL;
+                break;
+            }
+
+            if (getsockopt( fd, SOL_SOCKET, SO_OOBINLINE, &value, &len ) < 0)
+            {
+                status = sock_errno_to_status( errno );
+                break;
+            }
+
+            if (value)
+            {
+                *(int *)out_buffer = TRUE;
+            }
+            else
+            {
+                if ((ret = ioctl( fd, SIOCATMARK, &value )) < 0)
+                {
+                    status = sock_errno_to_status( errno );
+                    break;
+                }
+                /* windows is reversed with respect to unix */
+                *(int *)out_buffer = !value;
+            }
+            status = STATUS_SUCCESS;
+            complete_async( handle, event, apc, apc_user, io, status, 0 );
+            break;
+        }
+
         default:
         {
             if ((code >> 16) == FILE_DEVICE_NETWORK)
diff --git a/include/wine/afd.h b/include/wine/afd.h
index 0c19c8e0f58..2b4c39e7a86 100644
--- a/include/wine/afd.h
+++ b/include/wine/afd.h
@@ -99,6 +99,7 @@ struct afd_poll_params
 #define IOCTL_AFD_WINE_FIONBIO              CTL_CODE(FILE_DEVICE_NETWORK, 209, METHOD_BUFFERED, FILE_ANY_ACCESS)
 #define IOCTL_AFD_WINE_COMPLETE_ASYNC       CTL_CODE(FILE_DEVICE_NETWORK, 210, METHOD_BUFFERED, FILE_ANY_ACCESS)
 #define IOCTL_AFD_WINE_FIONREAD             CTL_CODE(FILE_DEVICE_NETWORK, 211, METHOD_BUFFERED, FILE_ANY_ACCESS)
+#define IOCTL_AFD_WINE_SIOCATMARK           CTL_CODE(FILE_DEVICE_NETWORK, 212, METHOD_BUFFERED, FILE_ANY_ACCESS)

struct afd_create_params
 {