From 4edc51bc5a73ceefea48445dcc8d17956fef5662 Mon Sep 17 00:00:00 2001
From: Dmitry Chapyshev <dmitry@reactos.org>
Date: Mon, 3 Nov 2008 11:27:17 +0000
Subject: [PATCH] - Implement GetCPInfoExA/W (not fully) - Move CODEPAGE_ENTRY
 struct to header file - Small fix HeapWalk

svn path=/trunk/; revision=37164
---
 reactos/dll/win32/kernel32/include/kernel32.h | 12 +++
 reactos/dll/win32/kernel32/mem/heap.c         |  7 +-
 reactos/dll/win32/kernel32/misc/lang.c        | 85 ++++++++++++++++---
 reactos/dll/win32/kernel32/misc/nls.c         | 11 +--
 4 files changed, 89 insertions(+), 26 deletions(-)

diff --git a/reactos/dll/win32/kernel32/include/kernel32.h b/reactos/dll/win32/kernel32/include/kernel32.h
index d2ca65a40bb..87fdcbc8b53 100755
--- a/reactos/dll/win32/kernel32/include/kernel32.h
+++ b/reactos/dll/win32/kernel32/include/kernel32.h
@@ -38,6 +38,15 @@
 #define SetLastErrorByStatus(__S__) \
  ((void)SetLastError(RtlNtStatusToDosError(__S__)))
 
+typedef struct _CODEPAGE_ENTRY
+{
+   LIST_ENTRY Entry;
+   UINT CodePage;
+   HANDLE SectionHandle;
+   PBYTE SectionMapping;
+   CPTABLEINFO CodePageTable;
+} CODEPAGE_ENTRY, *PCODEPAGE_ENTRY;
+
 typedef
 DWORD
 (*WaitForInputIdleType)(
@@ -171,5 +180,8 @@ BasepMapFile(IN LPCWSTR lpApplicationName,
              OUT PHANDLE hSection,
              IN PUNICODE_STRING ApplicationName);
 
+PCODEPAGE_ENTRY FASTCALL
+IntGetCodePageEntry(UINT CodePage);
+
 #endif /* ndef _KERNEL32_INCLUDE_KERNEL32_H */
 
diff --git a/reactos/dll/win32/kernel32/mem/heap.c b/reactos/dll/win32/kernel32/mem/heap.c
index 8da23d41a5f..9dc2948fb81 100644
--- a/reactos/dll/win32/kernel32/mem/heap.c
+++ b/reactos/dll/win32/kernel32/mem/heap.c
@@ -262,10 +262,13 @@ HeapWalk(HANDLE	hHeap,
 
     Status = RtlWalkHeap(hHeap, lpEntry);
 
-    if (Status)
+    if (!NT_SUCCESS(Status))
+    {
         SetLastError(RtlNtStatusToDosError(Status));
+        return FALSE;
+    }
 
-    return !Status;
+    return TRUE;
 }
 
 /* EOF */
diff --git a/reactos/dll/win32/kernel32/misc/lang.c b/reactos/dll/win32/kernel32/misc/lang.c
index 92127aa7913..6c8e3611e3b 100644
--- a/reactos/dll/win32/kernel32/misc/lang.c
+++ b/reactos/dll/win32/kernel32/misc/lang.c
@@ -1267,32 +1267,89 @@ GetCPInfo (
 
 
 /*
- * @unimplemented
+ * @implemented
  */
 BOOL
 STDCALL
-GetCPInfoExW(
-    UINT          CodePage,
-    DWORD         dwFlags,
-    LPCPINFOEXW  lpCPInfoEx)
+GetCPInfoExW(UINT CodePage,
+             DWORD dwFlags,
+             LPCPINFOEXW lpCPInfoEx)
 {
-    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
-    return 0;
+    if (!GetCPInfo(CodePage, (LPCPINFO) lpCPInfoEx))
+        return FALSE;
+
+    switch(CodePage)
+    {
+        case CP_UTF7:
+        {
+            static const WCHAR utf7[] = L"Unicode (UTF-7)\0";
+
+            lpCPInfoEx->CodePage = CP_UTF7;
+            lpCPInfoEx->UnicodeDefaultChar = 0x3f;
+            wcscpy(lpCPInfoEx->CodePageName, utf7);
+        }
+        break;
+
+        case CP_UTF8:
+        {
+            static const WCHAR utf8[] = L"Unicode (UTF-8)\0";
+            
+            lpCPInfoEx->CodePage = CP_UTF8;
+            lpCPInfoEx->UnicodeDefaultChar = 0x3f;
+            wcscpy(lpCPInfoEx->CodePageName, utf8);
+        }
+
+        default:
+        {
+            PCODEPAGE_ENTRY CodePageEntry;
+
+            CodePageEntry = IntGetCodePageEntry(CodePage);
+            if (CodePageEntry == NULL)
+            {
+                DPRINT1("Could not get CodePage Entry! CodePageEntry = 0\n");
+                SetLastError(ERROR_INVALID_PARAMETER);
+                return FALSE;
+            }
+
+            lpCPInfoEx->CodePage = CodePageEntry->CodePageTable.CodePage;
+            lpCPInfoEx->UnicodeDefaultChar = CodePageEntry->CodePageTable.UniDefaultChar;
+            /* FIXME: We need to get a codepage name */
+            DPRINT1("FIXME: We need to get a codepage name!\n");
+            wcscpy(lpCPInfoEx->CodePageName, L"Unknown\0");
+        }
+        break;
+    }
+
+    return TRUE;
 }
 
 
 /*
- * @unimplemented
+ * @implemented
  */
 BOOL
 STDCALL
-GetCPInfoExA(
-    UINT          CodePage,
-    DWORD         dwFlags,
-    LPCPINFOEXA  lpCPInfoEx)
+GetCPInfoExA(UINT CodePage,
+             DWORD dwFlags,
+             LPCPINFOEXA lpCPInfoEx)
 {
-    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
-    return 0;
+    CPINFOEXW CPInfo;
+
+    if (!GetCPInfoExW(CodePage, dwFlags, &CPInfo))
+        return FALSE;
+
+    /* the layout is the same except for CodePageName */
+    memcpy(lpCPInfoEx, &CPInfo, sizeof(CPINFOEXA));
+
+    WideCharToMultiByte(CP_ACP,
+                        0,
+                        CPInfo.CodePageName,
+                        -1,
+                        lpCPInfoEx->CodePageName,
+                        sizeof(lpCPInfoEx->CodePageName),
+                        NULL,
+                        NULL);
+    return TRUE;
 }
 
 static int
diff --git a/reactos/dll/win32/kernel32/misc/nls.c b/reactos/dll/win32/kernel32/misc/nls.c
index 2c0d48bd64a..f5b3aa4a681 100644
--- a/reactos/dll/win32/kernel32/misc/nls.c
+++ b/reactos/dll/win32/kernel32/misc/nls.c
@@ -20,15 +20,6 @@
 
 /* GLOBAL VARIABLES ***********************************************************/
 
-typedef struct _CODEPAGE_ENTRY
-{
-   LIST_ENTRY Entry;
-   UINT CodePage;
-   HANDLE SectionHandle;
-   PBYTE SectionMapping;
-   CPTABLEINFO CodePageTable;
-} CODEPAGE_ENTRY, *PCODEPAGE_ENTRY;
-
 /* Sequence length based on the first character. */
 static const char UTF8Length[128] =
 {
@@ -185,7 +176,7 @@ IntGetLoadedCodePageEntry(UINT CodePage)
  * @return Code page entry.
  */
 
-static PCODEPAGE_ENTRY FASTCALL
+PCODEPAGE_ENTRY FASTCALL
 IntGetCodePageEntry(UINT CodePage)
 {
    CHAR SectionName[40];