[PATCH v6 09/10] ntdll: Don't call try_send before server call in sock_send.

Jinoh Kang jinoh.kang.kr at gmail.com
Sat Mar 12 01:40:52 CST 2022


Otherwise, try_send() call from sock_send() may race against try_send()
call from async_send_proc(), shuffling the packet order.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52401
Signed-off-by: Jinoh Kang <jinoh.kang.kr at gmail.com>
---

Notes:
    v1 -> v2: no changes
    v2 -> v3: no changes
    v3 -> v4: no changes
    v4 -> v5: no changes
    v5 -> v6: no changes

 dlls/ntdll/unix/socket.c | 13 ++-----------
 dlls/ws2_32/tests/sock.c | 14 +++++++-------
 2 files changed, 9 insertions(+), 18 deletions(-)

diff --git a/dlls/ntdll/unix/socket.c b/dlls/ntdll/unix/socket.c
index 62920a7e557..8e5a1825181 100644
--- a/dlls/ntdll/unix/socket.c
+++ b/dlls/ntdll/unix/socket.c
@@ -908,21 +908,12 @@ static NTSTATUS sock_send( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, voi
     async->iov_cursor = 0;
     async->sent_len = 0;
 
-    status = try_send( fd, async );
-
-    if (status != STATUS_SUCCESS && status != STATUS_DEVICE_NOT_READY)
-    {
-        release_fileio( &async->io );
-        return status;
-    }
-
-    if (status == STATUS_DEVICE_NOT_READY && force_async)
-        status = STATUS_PENDING;
+    status = force_async ? STATUS_PENDING : STATUS_DEVICE_NOT_READY;
 
     SERVER_START_REQ( send_socket )
     {
         req->status = status;
-        req->total  = async->sent_len;
+        req->total  = 0;
         req->async  = server_async( handle, &async->io, event, apc, apc_user, iosb_client_ptr(io) );
         status = wine_server_call( req );
         wait_handle = wine_server_ptr_handle( reply->wait );
diff --git a/dlls/ws2_32/tests/sock.c b/dlls/ws2_32/tests/sock.c
index cc74e301f60..d501930b32d 100644
--- a/dlls/ws2_32/tests/sock.c
+++ b/dlls/ws2_32/tests/sock.c
@@ -8010,7 +8010,7 @@ static void test_shutdown(void)
     WSASetLastError(0xdeadbeef);
     ret = send(client, "test", 5, 0);
     ok(ret == -1, "got %d\n", ret);
-    todo_wine ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
+    ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
 
     ret = recv(server, buffer, sizeof(buffer), 0);
     ok(!ret, "got %d\n", ret);
@@ -8057,7 +8057,7 @@ static void test_shutdown(void)
     WSASetLastError(0xdeadbeef);
     ret = send(server, "test", 5, 0);
     ok(ret == -1, "got %d\n", ret);
-    todo_wine ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
+    ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
 
     addrlen = sizeof(addr);
     ret = getpeername(client, (struct sockaddr *)&addr, &addrlen);
@@ -8107,7 +8107,7 @@ static void test_shutdown(void)
     WSASetLastError(0xdeadbeef);
     ret = send(client, "test", 5, 0);
     ok(ret == -1, "got %d\n", ret);
-    todo_wine ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
+    ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
 
     ret = recv(server, buffer, sizeof(buffer), 0);
     ok(!ret, "got %d\n", ret);
@@ -8125,7 +8125,7 @@ static void test_shutdown(void)
     WSASetLastError(0xdeadbeef);
     ret = send(server, "test", 5, 0);
     ok(ret == -1, "got %d\n", ret);
-    todo_wine ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
+    ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
 
     addrlen = sizeof(addr);
     ret = getpeername(client, (struct sockaddr *)&addr, &addrlen);
@@ -8256,7 +8256,7 @@ static void test_shutdown(void)
     WSASetLastError(0xdeadbeef);
     ret = sendto(client, "test", 5, 0, (struct sockaddr *)&server_addr, sizeof(server_addr));
     ok(ret == -1, "got %d\n", ret);
-    todo_wine ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
+    ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
 
     closesocket(client);
     closesocket(server);
@@ -8337,7 +8337,7 @@ static void test_DisconnectEx(void)
     WSASetLastError(0xdeadbeef);
     ret = send(client, "test", 5, 0);
     ok(ret == -1, "expected failure\n");
-    todo_wine ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
+    ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
 
     ret = recv(server, buffer, sizeof(buffer), 0);
     ok(!ret, "got %d\n", ret);
@@ -8391,7 +8391,7 @@ static void test_DisconnectEx(void)
     WSASetLastError(0xdeadbeef);
     ret = send(client, "test", 5, 0);
     ok(ret == -1, "expected failure\n");
-    todo_wine ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
+    ok(WSAGetLastError() == WSAESHUTDOWN, "got error %u\n", WSAGetLastError());
 
     ret = recv(server, buffer, sizeof(buffer), 0);
     ok(!ret, "got %d\n", ret);
-- 
2.34.1




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