Paul Gofman : concrt140: Add ?_Byte_reverse_table@details@Concurrency@@3QBEB data export.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b3698977a5330f950c05449d22255b4c5190d65a
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=b3698977a5330f950c05449d2...

Author: Paul Gofman 
Date:   Wed Jan 19 19:50:32 2022 +0300

concrt140: Add ?_Byte_reverse_table@details@Concurrency@@3QBEB data export.

Signed-off-by: Paul Gofman 
Signed-off-by: Piotr Caban 
Signed-off-by: Alexandre Julliard

---

dlls/concrt140/concrt140.spec    |  2 +-
 dlls/concrt140/details.c         | 21 +++++++++++++++++++++
 dlls/concrt140/tests/concrt140.c | 24 ++++++++++++++++++++++++
 3 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/dlls/concrt140/concrt140.spec b/dlls/concrt140/concrt140.spec
index 364a1ad8d84..50db9348327 100644
--- a/dlls/concrt140/concrt140.spec
+++ b/dlls/concrt140/concrt140.spec
@@ -433,7 +433,7 @@
 @ stub -arch=arm ?_Assign@_Concurrent_queue_iterator_base_v4@details@Concurrency@@IAAXABV123@@Z
 @ stub -arch=i386 ?_Assign@_Concurrent_queue_iterator_base_v4@details@Concurrency@@IAEXABV123@@Z
 @ stub -arch=win64 ?_Assign@_Concurrent_queue_iterator_base_v4@details@Concurrency@@IEAAXAEBV123@@Z
-# extern ?_Byte_reverse_table@details@Concurrency@@3QBEB
+@ extern ?_Byte_reverse_table@details@Concurrency@@3QBEB byte_reverse_table
 @ stub -arch=arm ?_Cancel@_StructuredTaskCollection@details@Concurrency@@QAAXXZ
 @ stub -arch=i386 ?_Cancel@_StructuredTaskCollection@details@Concurrency@@QAEXXZ
 @ stub -arch=win64 ?_Cancel@_StructuredTaskCollection@details@Concurrency@@QEAAXXZ
diff --git a/dlls/concrt140/details.c b/dlls/concrt140/details.c
index 27cdd911ad2..13a2fbbca96 100644
--- a/dlls/concrt140/details.c
+++ b/dlls/concrt140/details.c
@@ -1110,3 +1110,24 @@ void init_concurrency_details(void *base)
     init__Runtime_object_rtti(base);
 #endif
 }
+
+/* ?_Byte_reverse_table@details@Concurrency@@3QBEB */
+const BYTE byte_reverse_table[256] =
+{
+    0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
+    0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
+    0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
+    0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
+    0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
+    0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
+    0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
+    0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
+    0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
+    0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
+    0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
+    0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
+    0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
+    0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
+    0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
+    0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
+};
diff --git a/dlls/concrt140/tests/concrt140.c b/dlls/concrt140/tests/concrt140.c
index 55b200c6c78..7b3300a3d59 100644
--- a/dlls/concrt140/tests/concrt140.c
+++ b/dlls/concrt140/tests/concrt140.c
@@ -90,6 +90,8 @@ static void (__thiscall *p__Timer_dtor)(_Timer*);
 static void (__thiscall *p__Timer__Start)(_Timer*);
 static void (__thiscall *p__Timer__Stop)(_Timer*);

+static const BYTE *p_byte_reverse_table;
+
 #define SETNOFAIL(x,y) x = (void*)GetProcAddress(module,y)
 #define SET(x,y) do { SETNOFAIL(x,y); ok(x != NULL, "Export '%s' not found\n", y); } while(0)

@@ -142,6 +144,7 @@ static BOOL init(void)
     }

init_thiscall_thunk();
+    SET(p_byte_reverse_table, "?_Byte_reverse_table@details@Concurrency@@3QBEB");
     return TRUE;
 }

@@ -217,9 +220,30 @@ static void test_Timer(void)
     CloseHandle(callback_called);
 }

+static BYTE byte_reverse(BYTE b)
+{
+    b = ((b & 0xf0) >> 4) | ((b & 0x0f) << 4);
+    b = ((b & 0xcc) >> 2) | ((b & 0x33) << 2);
+    b = ((b & 0xaa) >> 1) | ((b & 0x55) << 1);
+    return b;
+}
+
+static void test_data_exports(void)
+{
+    unsigned int i;
+
+    ok(IsBadWritePtr((BYTE *)p_byte_reverse_table, 256), "byte_reverse_table is writeable.\n");
+    for (i = 0; i < 256; ++i)
+    {
+        ok(p_byte_reverse_table[i] == byte_reverse(i), "Got unexpected byte %#x, expected %#x.\n",
+                p_byte_reverse_table[i], byte_reverse(i));
+    }
+}
+
 START_TEST(concrt140)
 {
     if (!init()) return;
     test_CurrentContext();
     test_Timer();
+    test_data_exports();
 }