winex11: Fix ctrl-<symbol> to generate codes below 0x20 where necessary.

dlls/user32/tests/input.c

@@ -1587,6 +1587,56 @@ static void test_key_map(void)
     }
 }
 
+#define shift 1
+#define ctrl  2
+
+static const struct tounicode_tests
+{
+    UINT vk;
+    DWORD modifiers;
+    WCHAR chr; /* if vk is 0, lookup vk using this char */
+    int expect_ret;
+    WCHAR expect_buf[4];
+} utests[] =
+{
+    { 'A', 0, 0, 1, {'a',0}},
+    { 'A', ctrl, 0, 1, {1, 0}},
+    { 'A', shift|ctrl, 0, 1, {1, 0}},
+    { VK_TAB, ctrl, 0, 0, {}},
+    { VK_TAB, shift|ctrl, 0, 0, {}},
+    { VK_RETURN, ctrl, 0, 1, {'\n', 0}},
+    { VK_RETURN, shift|ctrl, 0, 0, {}},
+    { '4', ctrl, 0, 0, {}},
+    { '4', shift|ctrl, 0, 0, {}},
+    { 0, ctrl, '!', 0, {}},
+    { 0, ctrl, '\"', 0, {}},
+    { 0, ctrl, '#', 0, {}},
+    { 0, ctrl, '$', 0, {}},
+    { 0, ctrl, '%', 0, {}},
+    { 0, ctrl, '\'', 0, {}},
+    { 0, ctrl, '(', 0, {}},
+    { 0, ctrl, ')', 0, {}},
+    { 0, ctrl, '*', 0, {}},
+    { 0, ctrl, '+', 0, {}},
+    { 0, ctrl, ',', 0, {}},
+    { 0, ctrl, '-', 0, {}},
+    { 0, ctrl, '.', 0, {}},
+    { 0, ctrl, '/', 0, {}},
+    { 0, ctrl, ':', 0, {}},
+    { 0, ctrl, ';', 0, {}},
+    { 0, ctrl, '<', 0, {}},
+    { 0, ctrl, '=', 0, {}},
+    { 0, ctrl, '>', 0, {}},
+    { 0, ctrl, '?', 0, {}},
+    { 0, ctrl, '@', 1, {0}},
+    { 0, ctrl, '[', 1, {0x1b}},
+    { 0, ctrl, '\\', 1, {0x1c}},
+    { 0, ctrl, ']', 1, {0x1d}},
+    { 0, ctrl, '^', 1, {0x1e}},
+    { 0, ctrl, '_', 1, {0x1f}},
+    { 0, ctrl, '`', 0, {}},
+};
+
 static void test_ToUnicode(void)
 {
     WCHAR wStr[4];
@@ -1614,30 +1664,32 @@ static void test_ToUnicode(void)
            "ToUnicode didn't null-terminate the buffer when there was room.\n");
     }
 
-    ret = ToUnicode('A', SC_A, state, wStr, 4, 0);
-    ok(ret == 1, "ToUnicode for character A didn't return 1 (was %i)\n", ret);
-    ok(wStr[0] == 'a', "ToUnicode for character 'A' was %i (expected %i)\n", wStr[0], 'a');
+    for (i = 0; i < sizeof(utests) / sizeof(utests[0]); i++)
+    {
+        UINT vk = utests[i].vk, mod = utests[i].modifiers, scan;
 
-    state[VK_CONTROL] |= HIGHEST_BIT;
-    state[VK_LCONTROL] |= HIGHEST_BIT;
-    ret = ToUnicode(VK_TAB, SC_TAB, state, wStr, 2, 0);
-    ok(ret == 0, "ToUnicode for CTRL + Tab didn't return 0 (was %i)\n", ret);
+        if(!vk)
+        {
+            short vk_ret = VkKeyScanW(utests[i].chr);
+            if (vk_ret == -1) continue;
+            vk = vk_ret & 0xff;
+            if (vk_ret & 0x100) mod |= shift;
+            if (vk_ret & 0x200) mod |= ctrl;
+        }
+        scan = MapVirtualKeyW(vk, MAPVK_VK_TO_VSC);
 
-    ret = ToUnicode(VK_RETURN, SC_RETURN, state, wStr, 2, 0);
-    ok(ret == 1, "ToUnicode for CTRL + Return didn't return 1 (was %i)\n", ret);
-    if(ret == 1)
-        ok(wStr[0]=='\n', "ToUnicode for CTRL + Return was %i (expected 10)\n", wStr[0]);
+        state[VK_SHIFT]   = state[VK_LSHIFT]   = (mod & shift) ? HIGHEST_BIT : 0;
+        state[VK_CONTROL] = state[VK_LCONTROL] = (mod & ctrl) ? HIGHEST_BIT : 0;
 
-    ret = ToUnicode('A', SC_A, state, wStr, 4, 0);
-    ok(ret == 1, "ToUnicode for CTRL + character A didn't return 1 (was %i)\n", ret);
-    ok(wStr[0] == 1, "ToUnicode for CTRL + character 'A' was %i (expected 1)\n", wStr[0]);
+        ret = ToUnicode(vk, scan, state, wStr, 4, 0);
+        ok(ret == utests[i].expect_ret, "%d: got %d expected %d\n", i, ret, utests[i].expect_ret);
+        if (ret)
+            ok(!lstrcmpW(wStr, utests[i].expect_buf), "%d: got %s expected %s\n", i, wine_dbgstr_w(wStr),
+                wine_dbgstr_w(utests[i].expect_buf));
 
-    state[VK_SHIFT] |= HIGHEST_BIT;
-    state[VK_LSHIFT] |= HIGHEST_BIT;
-    ret = ToUnicode(VK_TAB, SC_TAB, state, wStr, 2, 0);
-    ok(ret == 0, "ToUnicode for CTRL + SHIFT + Tab didn't return 0 (was %i)\n", ret);
-    ret = ToUnicode(VK_RETURN, SC_RETURN, state, wStr, 2, 0);
-    todo_wine ok(ret == 0, "ToUnicode for CTRL + SHIFT + Return didn't return 0 (was %i)\n", ret);
+    }
+    state[VK_SHIFT]   = state[VK_LSHIFT]   = 0;
+    state[VK_CONTROL] = state[VK_LCONTROL] = 0;
 
     ret = ToUnicode(VK_TAB, SC_TAB, NULL, wStr, 4, 0);
     ok(ret == 0, "ToUnicode with NULL keystate didn't return 0 (was %i)\n", ret);
@@ -1688,7 +1740,7 @@ static void test_ToAscii(void)
     state[VK_SHIFT] |= HIGHEST_BIT;
     state[VK_LSHIFT] |= HIGHEST_BIT;
     ret = ToAscii(VK_RETURN, SC_RETURN, state, &character, 0);
-    todo_wine ok(ret == 0, "ToAscii for CTRL + Shift + Return key didn't return 0 (was %i)\n", ret);
+    ok(ret == 0, "ToAscii for CTRL + Shift + Return key didn't return 0 (was %i)\n", ret);
 
     ret = ToAscii(VK_RETURN, SC_RETURN, NULL, &character, 0);
     ok(ret == 0, "ToAscii for NULL keystate didn't return 0 (was %i)\n", ret);

dlls/winex11.drv/keyboard.c

@@ -2664,8 +2664,8 @@ INT CDECL X11DRV_ToUnicodeEx(UINT virtKey, UINT scanCode, const BYTE *lpKeyState
            CTRL + number or CTRL + symbol */
         if (e.state & ControlMask)
         {
-            if (((keysym>=33) && (keysym < 'A')) ||
-                ((keysym > 'Z') && (keysym < 'a')) ||
+            if (((keysym>=33) && (keysym < '@')) ||
+                (keysym == '`') ||
                 (keysym == XK_Tab))
             {
                 lpChar[0] = 0;
@@ -2689,8 +2689,16 @@ INT CDECL X11DRV_ToUnicodeEx(UINT virtKey, UINT scanCode, const BYTE *lpKeyState
 	else if((lpKeyState[VK_CONTROL] & 0x80) /* Control is pressed */
 		&& (keysym == XK_Return || keysym == XK_KP_Enter))
         {
-            lpChar[0] = '\n';
-            ret = 1;
+            if (lpKeyState[VK_SHIFT] & 0x80)
+            {
+                lpChar[0] = 0;
+                ret = 0;
+            }
+            else
+            {
+                lpChar[0] = '\n';
+                ret = 1;
+            }
         }
 
         /* Hack to detect an XLookupString hard-coded to Latin1 */