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/**
* @file lldir_win32.cpp
* @brief Implementation of directory utilities for windows
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
*
* Copyright (c) 2002-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#if LL_WINDOWS
#include "linden_common.h"
#include "lldir_win32.h"
#include "llerror.h"
#include "llrand.h" // for gLindenLabRandomNumber
#include "shlobj.h"
#include <direct.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
// Utility stuff to get versions of the sh
#define PACKVERSION(major,minor) MAKELONG(minor,major)
DWORD GetDllVersion(LPCTSTR lpszDllName);
LLDir_Win32::LLDir_Win32()
{
mDirDelimiter = "\\";
WCHAR w_str[MAX_PATH];
// Application Data is where user settings go
SHGetSpecialFolderPath(NULL, w_str, CSIDL_APPDATA, TRUE);
mOSUserDir = utf16str_to_utf8str(llutf16string(w_str));
// We want cache files to go on the local disk, even if the
// user is on a network with a "roaming profile".
//
// On XP this is:
// C:\Docments and Settings\James\Local Settings\Application Data
// On Vista this is:
// C:\Users\James\AppData\Local
//
// We used to store the cache in AppData\Roaming, and the installer
// cleans up that version on upgrade. JC
SHGetSpecialFolderPath(NULL, w_str, CSIDL_LOCAL_APPDATA, TRUE);
mOSCacheDir = utf16str_to_utf8str(llutf16string(w_str));
if (GetTempPath(MAX_PATH, w_str))
{
if (wcslen(w_str)) /* Flawfinder: ignore */
{
w_str[wcslen(w_str)-1] = '\0'; /* Flawfinder: ignore */ // remove trailing slash
}
mTempDir = utf16str_to_utf8str(llutf16string(w_str));
}
else
{
mTempDir = mOSUserDir;
}
// fprintf(stderr, "mTempDir = <%s>",mTempDir);
#if 1
// Don't use the real app path for now, as we'll have to add parsing to detect if
// we're in a developer tree, which has a different structure from the installed product.
S32 size = GetModuleFileName(NULL, w_str, MAX_PATH);
if (size)
{
w_str[size] = '\0';
mExecutablePathAndName = utf16str_to_utf8str(llutf16string(w_str));
S32 path_end = mExecutablePathAndName.find_last_of('\\');
if (path_end != std::string::npos)
{
mExecutableDir = mExecutablePathAndName.substr(0, path_end);
mExecutableFilename = mExecutablePathAndName.substr(path_end+1, std::string::npos);
}
else
{
mExecutableFilename = mExecutablePathAndName;
}
GetCurrentDirectory(MAX_PATH, w_str);
mWorkingDir = utf16str_to_utf8str(llutf16string(w_str));
}
else
{
fprintf(stderr, "Couldn't get APP path, assuming current directory!");
GetCurrentDirectory(MAX_PATH, w_str);
mExecutableDir = utf16str_to_utf8str(llutf16string(w_str));
// Assume it's the current directory
}
#else
GetCurrentDirectory(MAX_PATH, w_str);
mExecutableDir = utf16str_to_utf8str(llutf16string(w_str));
#endif
// When running in a dev tree, app_settings is under indra/newview/
// but in production it is under Program Files/SecondLife/
// Attempt to detect which one we're using. JC
if (mExecutableDir.find("indra") != std::string::npos)
mAppRODataDir = getCurPath();
else
mAppRODataDir = mExecutableDir;
// Build the default cache directory
mDefaultCacheDir = buildSLOSCacheDir();
// Make sure it exists
int res = LLFile::mkdir(mDefaultCacheDir);
if (res == -1)
{
if (errno != EEXIST)
{
llwarns << "Couldn't create LL_PATH_CACHE dir " << mDefaultCacheDir << llendl;
}
}
mLLPluginDir = mExecutableDir + mDirDelimiter + "llplugin";
}
LLDir_Win32::~LLDir_Win32()
{
}
// Implementation
void LLDir_Win32::initAppDirs(const std::string &app_name)
{
mAppName = app_name;
mOSUserAppDir = mOSUserDir;
mOSUserAppDir += "\\";
mOSUserAppDir += app_name;
int res = LLFile::mkdir(mOSUserAppDir);
if (res == -1)
{
if (errno != EEXIST)
{
llwarns << "Couldn't create app user dir " << mOSUserAppDir << llendl;
llwarns << "Default to base dir" << mOSUserDir << llendl;
mOSUserAppDir = mOSUserDir;
}
}
//dumpCurrentDirectories();
res = LLFile::mkdir(getExpandedFilename(LL_PATH_LOGS,""));
if (res == -1)
{
if (errno != EEXIST)
{
llwarns << "Couldn't create LL_PATH_LOGS dir " << getExpandedFilename(LL_PATH_LOGS,"") << llendl;
}
}
res = LLFile::mkdir(getExpandedFilename(LL_PATH_USER_SETTINGS,""));
if (res == -1)
{
if (errno != EEXIST)
{
llwarns << "Couldn't create LL_PATH_USER_SETTINGS dir " << getExpandedFilename(LL_PATH_USER_SETTINGS,"") << llendl;
}
}
res = LLFile::mkdir(getExpandedFilename(LL_PATH_CACHE,""));
if (res == -1)
{
if (errno != EEXIST)
{
llwarns << "Couldn't create LL_PATH_CACHE dir " << getExpandedFilename(LL_PATH_CACHE,"") << llendl;
}
}
res = LLFile::mkdir(getExpandedFilename(LL_PATH_MOZILLA_PROFILE,""));
if (res == -1)
{
if (errno != EEXIST)
{
llwarns << "Couldn't create LL_PATH_MOZILLA_PROFILE dir " << getExpandedFilename(LL_PATH_MOZILLA_PROFILE,"") << llendl;
}
}
mCAFile = getExpandedFilename(LL_PATH_APP_SETTINGS, "CA.pem");
}
U32 LLDir_Win32::countFilesInDir(const std::string &dirname, const std::string &mask)
{
HANDLE count_search_h;
U32 file_count;
file_count = 0;
WIN32_FIND_DATA FileData;
llutf16string pathname = utf8str_to_utf16str(dirname);
pathname += utf8str_to_utf16str(mask);
if ((count_search_h = FindFirstFile(pathname.c_str(), &FileData)) != INVALID_HANDLE_VALUE)
{
file_count++;
while (FindNextFile(count_search_h, &FileData))
{
file_count++;
}
FindClose(count_search_h);
}
return (file_count);
}
// get the next file in the directory
// automatically wrap if we've hit the end
BOOL LLDir_Win32::getNextFileInDir(const std::string &dirname, const std::string &mask, std::string &fname, BOOL wrap)
{
llutf16string dirnamew = utf8str_to_utf16str(dirname);
return getNextFileInDir(dirnamew, mask, fname, wrap);
}
BOOL LLDir_Win32::getNextFileInDir(const llutf16string &dirname, const std::string &mask, std::string &fname, BOOL wrap)
{
WIN32_FIND_DATAW FileData;
fname = "";
llutf16string pathname = dirname;
pathname += utf8str_to_utf16str(mask);
if (pathname != mCurrentDir)
{
// different dir specified, close old search
if (mCurrentDir[0])
{
FindClose(mDirSearch_h);
}
mCurrentDir = pathname;
// and open new one
// Check error opening Directory structure
if ((mDirSearch_h = FindFirstFile(pathname.c_str(), &FileData)) == INVALID_HANDLE_VALUE)
{
// llinfos << "Unable to locate first file" << llendl;
return(FALSE);
}
}
else // get next file in list
{
// Find next entry
if (!FindNextFile(mDirSearch_h, &FileData))
{
if (GetLastError() == ERROR_NO_MORE_FILES)
{
// No more files, so reset to beginning of directory
FindClose(mDirSearch_h);
mCurrentDir[0] = NULL;
if (wrap)
{
return(getNextFileInDir(pathname,"",fname,TRUE));
}
else
{
fname[0] = 0;
return(FALSE);
}
}
else
{
// Error
// llinfos << "Unable to locate next file" << llendl;
return(FALSE);
}
}
}
// convert from TCHAR to char
fname = utf16str_to_utf8str(FileData.cFileName);
// fname now first name in list
return(TRUE);
}
// get a random file in the directory
// automatically wrap if we've hit the end
void LLDir_Win32::getRandomFileInDir(const std::string &dirname, const std::string &mask, std::string &fname)
{
S32 num_files;
S32 which_file;
HANDLE random_search_h;
fname = "";
llutf16string pathname = utf8str_to_utf16str(dirname);
pathname += utf8str_to_utf16str(mask);
WIN32_FIND_DATA FileData;
fname[0] = NULL;
num_files = countFilesInDir(dirname,mask);
if (!num_files)
{
return;
}
which_file = ll_rand(num_files);
// llinfos << "Random select mp3 #" << which_file << llendl;
// which_file now indicates the (zero-based) index to which file to play
if ((random_search_h = FindFirstFile(pathname.c_str(), &FileData)) != INVALID_HANDLE_VALUE)
{
while (which_file--)
{
if (!FindNextFile(random_search_h, &FileData))
{
return;
}
}
FindClose(random_search_h);
fname = utf16str_to_utf8str(llutf16string(FileData.cFileName));
}
}
std::string LLDir_Win32::getCurPath()
{
WCHAR w_str[MAX_PATH];
GetCurrentDirectory(MAX_PATH, w_str);
return utf16str_to_utf8str(llutf16string(w_str));
}
BOOL LLDir_Win32::fileExists(const std::string &filename) const
{
llstat stat_data;
// Check the age of the file
// Now, we see if the files we've gathered are recent...
int res = LLFile::stat(filename, &stat_data);
if (!res)
{
return TRUE;
}
else
{
return FALSE;
}
}
/*virtual*/ std::string LLDir_Win32::getLLPluginLauncher()
{
return gDirUtilp->getExecutableDir() + gDirUtilp->getDirDelimiter() +
"SLPlugin.exe";
}
/*virtual*/ std::string LLDir_Win32::getLLPluginFilename(std::string base_name)
{
return gDirUtilp->getLLPluginDir() + gDirUtilp->getDirDelimiter() +
base_name + ".dll";
}
#if 0
// Utility function to get version number of a DLL
#define PACKVERSION(major,minor) MAKELONG(minor,major)
DWORD GetDllVersion(LPCTSTR lpszDllName)
{
HINSTANCE hinstDll;
DWORD dwVersion = 0;
hinstDll = LoadLibrary(lpszDllName); /* Flawfinder: ignore */
if(hinstDll)
{
DLLGETVERSIONPROC pDllGetVersion;
pDllGetVersion = (DLLGETVERSIONPROC) GetProcAddress(hinstDll, "DllGetVersion");
/*Because some DLLs might not implement this function, you
must test for it explicitly. Depending on the particular
DLL, the lack of a DllGetVersion function can be a useful
indicator of the version.
*/
if(pDllGetVersion)
{
DLLVERSIONINFO dvi;
HRESULT hr;
ZeroMemory(&dvi, sizeof(dvi));
dvi.cbSize = sizeof(dvi);
hr = (*pDllGetVersion)(&dvi);
if(SUCCEEDED(hr))
{
dwVersion = PACKVERSION(dvi.dwMajorVersion, dvi.dwMinorVersion);
}
}
FreeLibrary(hinstDll);
}
return dwVersion;
}
#endif
#endif
|