From 4b4c510e04a8fe064fbd46a3799d31ddb8296def Mon Sep 17 00:00:00 2001
From: Eric Kohl <eric.kohl@reactos.org>
Date: Sat, 21 May 2005 12:23:07 +0000
Subject: [PATCH] Implement ConcatenatePaths and MyGetFileTitle.

svn path=/trunk/; revision=15455
---
 reactos/include/wine/setupapi.h    |   2 +
 reactos/lib/setupapi/misc.c        | 110 +++++++++++++++++++++++++++++
 reactos/lib/setupapi/setupapi.spec |   8 +--
 3 files changed, 116 insertions(+), 4 deletions(-)

diff --git a/reactos/include/wine/setupapi.h b/reactos/include/wine/setupapi.h
index d7deaa7f21a..ee03767d3cd 100644
--- a/reactos/include/wine/setupapi.h
+++ b/reactos/include/wine/setupapi.h
@@ -669,6 +669,7 @@ LONG     WINAPI AddTagToGroupOrderList(PCWSTR lpGroupName, DWORD dwUnknown2, DWO
 VOID     WINAPI AssertFail(LPSTR, UINT, LPSTR);
 DWORD    WINAPI CaptureAndConvertAnsiArg(PCSTR lpSrc, PWSTR *lpDst);
 DWORD    WINAPI CaptureStringArg(PCWSTR lpSrc, PWSTR *lpDst);
+BOOL     WINAPI ConcatenatePaths(LPWSTR, LPCWSTR, DWORD, LPDWORD);
 BOOL     WINAPI DelayedMove(PCWSTR lpExistingFileName, PCWSTR lpNewFileName);
 BOOL     WINAPI DoesUserHavePrivilege(PCWSTR lpPrivilegeName);
 PWSTR    WINAPI DuplicateString(PCWSTR lpSrc);
@@ -681,6 +682,7 @@ void     WINAPI InstallHinfSectionW( HWND hwnd, HINSTANCE handle, PCWSTR cmdline
 BOOL     WINAPI IsUserAdmin(VOID);
 PWSTR    WINAPI MultiByteToUnicode(PCSTR lpMultiByteStr, UINT uCodePage);
 VOID     WINAPI MyFree(PVOID lpMem);
+PWSTR    WINAPI MyGetFileTitle(PCWSTR);
 PVOID    WINAPI MyMalloc(DWORD dwSize);
 PVOID    WINAPI MyRealloc(PVOID lpSrc, DWORD dwSize);
 DWORD    WINAPI OpenAndMapForRead(PCWSTR, PDWORD, PHANDLE, PHANDLE, PVOID *);
diff --git a/reactos/lib/setupapi/misc.c b/reactos/lib/setupapi/misc.c
index a74ef6f1a47..e5b9b542b10 100644
--- a/reactos/lib/setupapi/misc.c
+++ b/reactos/lib/setupapi/misc.c
@@ -934,3 +934,113 @@ DWORD WINAPI GetSetFileTimestamp(LPCWSTR lpFileName,
 
      return dwError;
 }
+
+
+/**************************************************************************
+ * MyGetFileTitle [SETUPAPI.@]
+ *
+ * Returns a pointer to the last part of a fully qualified file name.
+ *
+ * PARAMS
+ *     lpFileName [I] File name
+ *
+ * RETURNS
+ *     Pointer to a files name.
+ */
+LPWSTR WINAPI
+MyGetFileTitle(LPCWSTR lpFileName)
+{
+    LPWSTR ptr;
+    LPWSTR ret;
+    WCHAR c;
+
+    TRACE("%s\n", debugstr_w(lpFileName));
+
+    ptr = (LPWSTR)lpFileName;
+    ret = ptr;
+    while (TRUE)
+    {
+        c = *ptr;
+
+        if (c == 0)
+            break;
+
+        ptr++;
+        if (c == (WCHAR)'\\' || c == (WCHAR)'/' || c == (WCHAR)':')
+            ret = ptr;
+    }
+
+    return ret;
+}
+
+
+/**************************************************************************
+ * ConcatenatePaths [SETUPAPI.@]
+ *
+ * Concatenates two paths.
+ *
+ * PARAMS
+ *     lpPath         [I/O] Path to append path to
+ *     lpAppend       [I]   Path to append
+ *     dwBufferSize   [I]   Size of the path buffer
+ *     lpRequiredSize [O]   Required size for the concatenated path. Optional
+ *
+ * RETURNS
+ *     Success: TRUE
+ *     Failure: FALSE
+ */
+BOOL WINAPI
+ConcatenatePaths(LPWSTR lpPath,
+                 LPCWSTR lpAppend,
+                 DWORD dwBufferSize,
+                 LPDWORD lpRequiredSize)
+{
+    DWORD dwPathSize;
+    DWORD dwAppendSize;
+    DWORD dwTotalSize;
+    BOOL bBackslash = FALSE;
+
+    TRACE("%s %s %lu %p\n", debugstr_w(lpPath), debugstr_w(lpAppend),
+          dwBufferSize, lpRequiredSize);
+
+    dwPathSize = lstrlenW(lpPath);
+
+    /* Ignore trailing backslash */
+    if (lpPath[dwPathSize - 1] == (WCHAR)'\\')
+        dwPathSize--;
+
+    dwAppendSize = lstrlenW(lpAppend);
+
+    /* Does the source string have a leading backslash? */
+    if (lpAppend[0] == (WCHAR)'\\')
+    {
+        bBackslash = TRUE;
+        dwAppendSize--;
+    }
+
+    dwTotalSize = dwPathSize + dwAppendSize + 2;
+    if (lpRequiredSize != NULL)
+        *lpRequiredSize = dwTotalSize;
+
+    /* Append a backslash to the destination string */
+    if (bBackslash == FALSE)
+    {
+        if (dwPathSize < dwBufferSize)
+        {
+            lpPath[dwPathSize - 1] = (WCHAR)'\\';
+            dwPathSize++;
+        }
+    }
+
+    if (dwPathSize + dwAppendSize < dwBufferSize)
+    {
+        lstrcpynW(&lpPath[dwPathSize],
+                  lpAppend,
+                  dwAppendSize);
+    }
+
+    if (dwBufferSize >= dwTotalSize)
+        lpPath[dwTotalSize - 1] = 0;
+
+    return (dwBufferSize >= dwTotalSize);
+}
diff --git a/reactos/lib/setupapi/setupapi.spec b/reactos/lib/setupapi/setupapi.spec
index b5a6c867f00..7b172479d72 100644
--- a/reactos/lib/setupapi/setupapi.spec
+++ b/reactos/lib/setupapi/setupapi.spec
@@ -193,7 +193,7 @@
 @ stdcall CaptureAndConvertAnsiArg(str ptr)
 @ stdcall CaptureStringArg(wstr ptr)
 @ stub CenterWindowRelativeToParent
-@ stub ConcatenatePaths
+@ stdcall ConcatenatePaths(wstr wstr long ptr)
 @ stdcall DelayedMove(wstr wstr)
 @ stub DelimStringToMultiSz
 @ stub DestroyTextFileReadBuffer
@@ -220,7 +220,7 @@
 @ stdcall MultiByteToUnicode(str long)
 @ stub MultiSzFromSearchControl
 @ stdcall MyFree(ptr)
-@ stub MyGetFileTitle
+@ stdcall MyGetFileTitle(wstr)
 @ stdcall MyMalloc(long)
 @ stdcall MyRealloc(ptr long)
 @ stdcall OpenAndMapFileForRead(wstr ptr ptr ptr ptr)
@@ -424,8 +424,8 @@
 @ stub SetupGetTargetPathW
 @ stdcall SetupInitDefaultQueueCallback(long)
 @ stdcall SetupInitDefaultQueueCallbackEx(long long long long ptr)
-@ stdcall SetupInitializeFileLogA (str long)
-@ stdcall SetupInitializeFileLogW (wstr long)
+@ stdcall SetupInitializeFileLogA(str long)
+@ stdcall SetupInitializeFileLogW(wstr long)
 @ stub SetupInstallFileA
 @ stub SetupInstallFileExA
 @ stub SetupInstallFileExW