1
0
mirror of https://github.com/veracrypt/VeraCrypt.git synced 2025-11-11 11:08:02 -06:00
Files
VeraCrypt/src/Common/Language.c

789 lines
19 KiB
C

/*
Derived from source code of TrueCrypt 7.1a, which is
Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
by the TrueCrypt License 3.0.
Modifications and additions to the original source code (contained in this file)
and all other portions of this file are Copyright (c) 2013-2017 IDRIX
and are governed by the Apache License 2.0 the full text of which is
contained in the file License.txt included in VeraCrypt binary and source
code distribution packages.
*/
#include "Language.h"
#include "Dlgcode.h"
#include "Dictionary.h"
#include "Tcdefs.h"
#include "Xml.h"
#include "../Common/Resource.h"
#ifdef TCMOUNT
#include "../Mount/Resource.h"
#endif
#ifdef VOLFORMAT
#include "../Format/Resource.h"
#endif
#ifdef SETUP
#include "../Setup/Resource.h"
#endif
#include <Strsafe.h>
BOOL LocalizationActive;
int LocalizationSerialNo;
wchar_t UnknownString[1024] = {0};
static char *LanguageFileBuffer = NULL;
static HANDLE LanguageFileFindHandle = INVALID_HANDLE_VALUE;
static char PreferredLangId[6] = {0};
static char *LanguageResource = NULL;
static DWORD LanguageResourceSize = 0;
static char *HeaderResource[2] = {NULL, NULL};
static DWORD HeaderResourceSize[2] = {0, 0};
static char ActiveLangPackVersion[6] = {0};
static char *MapFirstLanguageFile ()
{
if (LanguageFileFindHandle != INVALID_HANDLE_VALUE)
{
FindClose (LanguageFileFindHandle);
LanguageFileFindHandle = INVALID_HANDLE_VALUE;
}
if (LanguageFileBuffer != NULL)
{
free (LanguageFileBuffer);
LanguageFileBuffer = NULL;
}
if (LanguageResource == NULL)
{
DWORD size;
LanguageResource = MapResource (L"Xml", IDR_LANGUAGE, &size);
if (LanguageResource)
LanguageResourceSize = size;
}
if (LanguageResource)
{
LanguageFileBuffer = malloc(LanguageResourceSize + 1);
if (LanguageFileBuffer)
{
memcpy (LanguageFileBuffer, LanguageResource, LanguageResourceSize);
LanguageFileBuffer[LanguageResourceSize] = 0;
}
}
return LanguageFileBuffer;
}
static char *MapNextLanguageFile ()
{
wchar_t f[TC_MAX_PATH*2], *t;
WIN32_FIND_DATAW find;
HANDLE file;
DWORD read;
BOOL bStatus;
/* free memory here to avoid leaks */
if (LanguageFileBuffer != NULL)
{
free (LanguageFileBuffer);
LanguageFileBuffer = NULL;
}
if (LanguageFileFindHandle == INVALID_HANDLE_VALUE)
{
GetModuleFileNameW (NULL, f, sizeof (f) / sizeof (f[0]));
t = wcsrchr (f, L'\\');
if (t == NULL) return NULL;
*t = 0;
StringCbCatW (f, sizeof(f), L"\\Languages\\Language*.xml");
LanguageFileFindHandle = FindFirstFileW (f, &find);
}
else if (!FindNextFileW (LanguageFileFindHandle, &find))
{
FindClose (LanguageFileFindHandle);
LanguageFileFindHandle = INVALID_HANDLE_VALUE;
return NULL;
}
if (LanguageFileFindHandle == INVALID_HANDLE_VALUE) return NULL;
if (find.nFileSizeHigh != 0) return NULL;
LanguageFileBuffer = malloc(find.nFileSizeLow + 1);
if (LanguageFileBuffer == NULL) return NULL;
GetModuleFileNameW (NULL, f, sizeof (f) / sizeof(f[0]));
t = wcsrchr (f, L'\\');
if (t == NULL)
{
free(LanguageFileBuffer);
LanguageFileBuffer = NULL;
return NULL;
}
t[1] = 0;
StringCbCatW (f, sizeof(f), L"Languages\\");
StringCbCatW (f, sizeof(f),find.cFileName);
file = CreateFileW (f, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);
if (file == INVALID_HANDLE_VALUE)
{
free(LanguageFileBuffer);
LanguageFileBuffer = NULL;
return NULL;
}
bStatus = ReadFile (file, LanguageFileBuffer, find.nFileSizeLow, &read, NULL);
CloseHandle (file);
if (!bStatus || (read != find.nFileSizeLow))
{
free(LanguageFileBuffer);
LanguageFileBuffer = NULL;
return NULL;
}
LanguageFileBuffer [find.nFileSizeLow] = 0; // we have allocated (find.nFileSizeLow + 1) bytes
return LanguageFileBuffer;
}
BOOL LoadLanguageFile ()
{
DWORD size;
BYTE *res;
char *xml, *header, *headerPtr;
char langId[6] = "en", attr[32768], key[128];
BOOL defaultLangParsed = FALSE, langFound = FALSE;
WCHAR wattr[32768];
int i, intKey, len;
char *xmlElements[] = {"entry", 0};
#ifdef TCMOUNT
int headers[] = { IDR_COMMON_RSRC_HEADER, IDR_MOUNT_RSRC_HEADER, 0 };
#endif
#ifdef VOLFORMAT
int headers[] = { IDR_COMMON_RSRC_HEADER, IDR_FORMAT_RSRC_HEADER, 0 };
#endif
#ifdef SETUP
int headers[] = { IDR_COMMON_RSRC_HEADER, IDR_SETUP_RSRC_HEADER, 0 };
#endif
LocalizationActive = FALSE;
ActiveLangPackVersion[0] = 0;
ClearDictionaryPool ();
if (PreferredLangId[0] != 0)
StringCbCopyA (langId, sizeof(langId), PreferredLangId);
// Parse all available language files until preferred language is found
for (res = MapFirstLanguageFile (); res != NULL; res = MapNextLanguageFile ())
{
xml = (char *) res;
xml = XmlFindElement (xml, "localization");
if (!xml)
continue;
// Required TrueCrypt version
XmlGetAttributeText (xml, "prog-version", attr, sizeof (attr));
// Check version of external language file
if (defaultLangParsed && strcmp (attr, VERSION_STRING) && strcmp (attr, "DEBUG"))
{
wchar_t m[2048];
StringCbPrintfW (m, sizeof(m), L"The installed language pack is incompatible with this version of VeraCrypt (the language pack is for VeraCrypt %hs). A newer version may be available at www.idrix.fr.\n\nTo prevent this message from being displayed, do any of the following:\n\n- Select 'Settings' > 'Language'; then select 'English' and click 'OK'.\n\n- Remove or replace the language pack with a compatible version (the language pack may reside e.g. in 'C:\\Program Files\\VeraCrypt' or '%%LOCALAPPDATA%%\\VirtualStore\\Program Files\\VeraCrypt', etc.)", attr);
MessageBoxW (NULL, m, L"VeraCrypt", MB_ICONERROR);
continue;
}
// Search language id in language file
if (defaultLangParsed)
{
while (xml = XmlFindElement (xml, "language"))
{
XmlGetAttributeText (xml, "langid", attr, sizeof (attr));
if (strcmp (attr, langId) == 0)
{
XmlGetAttributeText (xml++, "version", ActiveLangPackVersion, sizeof (ActiveLangPackVersion));
langFound = TRUE;
break;
}
xml++;
}
if (!langFound) continue;
}
// Create font dictionary
xml = (char *) res;
while (xml = XmlFindElement (xml, "font"))
{
XmlGetAttributeText (xml, "lang", attr, sizeof (attr));
if (!defaultLangParsed
|| strcmp (attr, langId) == 0)
{
Font font;
memset (&font, 0, sizeof (font));
XmlGetAttributeText (xml, "face", attr, sizeof (attr));
len = MultiByteToWideChar (CP_UTF8, 0, attr, -1, wattr, sizeof (wattr) / sizeof(wattr[0]));
font.FaceName = AddPoolData ((void *) wattr, len * 2);
XmlGetAttributeText (xml, "size", attr, sizeof (attr));
sscanf (attr, "%d", &font.Size);
StringCbCopyA (attr, sizeof(attr), "font_");
XmlGetAttributeText (xml, "class", attr + 5, sizeof (attr) - 5);
AddDictionaryEntry (
AddPoolData ((void *) attr, strlen (attr) + 1), 0,
AddPoolData ((void *) &font, sizeof(font)));
}
xml++;
}
// Create string and control dictionaries
for (i = 0; xmlElements[i] != 0; i++)
{
xml = (char *) res;
while (xml = XmlFindElement (xml, xmlElements[i]))
{
void *key;
void *text;
XmlGetAttributeText (xml, "lang", attr, sizeof (attr));
if (!defaultLangParsed
|| strcmp (attr, langId) == 0)
{
if (XmlGetAttributeText (xml, "key", attr, sizeof (attr)))
{
key = AddPoolData (attr, strlen (attr) + 1);
if (key == NULL) return FALSE;
XmlGetNodeText (xml, attr, sizeof (attr));
// Parse \ escape sequences
{
char *in = attr, *out = attr;
while (*in)
{
if (*in == '\\')
{
in++;
switch (*in++)
{
case '\\': *out++ = '\\'; break;
case 't': *out++ = '\t'; break;
case 'n': *out++ = 13; *out++ = 10; break;
default:
MessageBoxA (0, key, "VeraCrypt: Unknown '\\' escape sequence in string", MB_ICONERROR);
return FALSE;
}
}
else
*out++ = *in++;
}
*out = 0;
}
// UTF8 => wide char
len = MultiByteToWideChar (CP_UTF8, 0, attr, -1, wattr, sizeof (wattr) / sizeof(wattr[0]));
if (len == 0)
{
MessageBoxA (0, key, "VeraCrypt: Error while decoding UTF-8 string", MB_ICONERROR);
return FALSE;
}
// Add to dictionary
text = AddPoolData ((void *) wattr, len * 2);
if (text == NULL) return FALSE;
AddDictionaryEntry ((char *) key, 0, text);
}
}
xml++;
}
}
if (langFound)
break;
if (!defaultLangParsed)
{
defaultLangParsed = TRUE;
if (langId[0] == 0 || strcmp (langId, "en") == 0)
break;
}
}
LocalizationActive = langFound && strcmp (langId, "en") != 0;
LocalizationSerialNo++;
// Create control ID dictionary
// Default controls
AddDictionaryEntry (NULL, 1, GetString ("IDOK"));
AddDictionaryEntry (NULL, 2, GetString ("IDCANCEL"));
AddDictionaryEntry (NULL, 8, GetString ("IDCLOSE"));
AddDictionaryEntry (NULL, 9, GetString ("IDHELP"));
for (i = 0; headers[i] != 0; i++)
{
if (HeaderResource[i] == NULL)
{
HeaderResource[i] = MapResource (L"Header", headers[i], &size);
if (HeaderResource[i])
HeaderResourceSize[i] = size;
}
headerPtr = NULL;
if (HeaderResource[i])
{
headerPtr = (char*) malloc (HeaderResourceSize[i] + 1);
if (headerPtr)
{
memcpy (headerPtr, HeaderResource[i], HeaderResourceSize[i]);
headerPtr [HeaderResourceSize[i]] = 0;
}
}
header = headerPtr;
if (header == NULL) return FALSE;
header--;
do
{
header++;
if (sscanf (header, "#define %127s %d", key, &intKey) == 2)
{
WCHAR *str = GetString (key);
if (str != UnknownString)
AddDictionaryEntry (NULL, intKey, str);
}
} while ((header = strchr (header, '\n')) != NULL);
free (headerPtr);
}
return TRUE;
}
BOOL LoadLanguageFromResource (int resourceid, BOOL bSetPreferredLanguage, BOOL bForceSilent)
{
DWORD size;
BYTE *res;
char *xml, *header, *headerPtr;
char langId[16] = "en", attr[32768], key[128];
BOOL defaultLangParsed = FALSE, langFound = FALSE;
WCHAR wattr[32768];
int i, intKey, len;
#ifdef TCMOUNT
int headers[] = { IDR_COMMON_RSRC_HEADER, IDR_MOUNT_RSRC_HEADER, 0 };
#endif
#ifdef VOLFORMAT
int headers[] = { IDR_COMMON_RSRC_HEADER, IDR_FORMAT_RSRC_HEADER, 0 };
#endif
#ifdef SETUP
int headers[] = { IDR_COMMON_RSRC_HEADER, IDR_SETUP_RSRC_HEADER, 0 };
#endif
res = (char*) MapResource (L"Languages", resourceid, &size);
if (!res)
return FALSE;
LocalizationActive = FALSE;
ActiveLangPackVersion[0] = 0;
ClearDictionaryPool ();
xml = res;
xml = XmlFindElement (xml, "localization");
if (!xml)
return FALSE;
// Required VeraCrypt version
XmlGetAttributeText (xml, "prog-version", attr, sizeof (attr));
// Search language id in language file
while (xml = XmlFindElement (xml, "language"))
{
XmlGetAttributeText (xml, "langid", attr, sizeof (attr));
if (strlen (attr))
{
StringCbCopyA (langId, sizeof (langId), attr);
XmlGetAttributeText (xml++, "version", ActiveLangPackVersion, sizeof (ActiveLangPackVersion));
langFound = TRUE;
break;
}
xml++;
}
if (!langFound) return FALSE;
// Create font dictionary
xml = (char *) res;
while (xml = XmlFindElement (xml, "font"))
{
XmlGetAttributeText (xml, "lang", attr, sizeof (attr));
if (strcmp (attr, langId) == 0)
{
Font font;
memset (&font, 0, sizeof (font));
XmlGetAttributeText (xml, "face", attr, sizeof (attr));
len = MultiByteToWideChar (CP_UTF8, 0, attr, -1, wattr, sizeof (wattr) / sizeof(wattr[0]));
font.FaceName = AddPoolData ((void *) wattr, len * 2);
XmlGetAttributeText (xml, "size", attr, sizeof (attr));
sscanf (attr, "%d", &font.Size);
StringCbCopyA (attr, sizeof(attr), "font_");
XmlGetAttributeText (xml, "class", attr + 5, sizeof (attr) - 5);
AddDictionaryEntry (
AddPoolData ((void *) attr, strlen (attr) + 1), 0,
AddPoolData ((void *) &font, sizeof(font)));
}
xml++;
}
xml = (char *) res;
while (xml = XmlFindElement (xml, "entry"))
{
void *key;
void *text;
XmlGetAttributeText (xml, "lang", attr, sizeof (attr));
if (strcmp (attr, langId) == 0)
{
if (XmlGetAttributeText (xml, "key", attr, sizeof (attr)))
{
key = AddPoolData (attr, strlen (attr) + 1);
if (key == NULL) return FALSE;
XmlGetNodeText (xml, attr, sizeof (attr));
// Parse \ escape sequences
{
char *in = attr, *out = attr;
while (*in)
{
if (*in == '\\')
{
in++;
switch (*in++)
{
case '\\': *out++ = '\\'; break;
case 't': *out++ = '\t'; break;
case 'n': *out++ = 13; *out++ = 10; break;
default:
if (!bForceSilent)
MessageBoxA (0, key, "VeraCrypt: Unknown '\\' escape sequence in string", MB_ICONERROR);
return FALSE;
}
}
else
*out++ = *in++;
}
*out = 0;
}
// UTF8 => wide char
len = MultiByteToWideChar (CP_UTF8, 0, attr, -1, wattr, sizeof (wattr) / sizeof(wattr[0]));
if (len == 0)
{
if (!bForceSilent)
MessageBoxA (0, key, "VeraCrypt: Error while decoding UTF-8 string", MB_ICONERROR);
return FALSE;
}
// Add to dictionary
text = AddPoolData ((void *) wattr, len * 2);
if (text == NULL) return FALSE;
AddDictionaryEntry ((char *) key, 0, text);
}
}
xml++;
}
defaultLangParsed = TRUE;
LocalizationActive = strcmp (langId, "en") != 0;
LocalizationSerialNo++;
if (bSetPreferredLanguage)
StringCbCopyA (PreferredLangId, sizeof (PreferredLangId), langId);
// Create control ID dictionary
// Default controls
AddDictionaryEntry (NULL, 1, GetString ("IDOK"));
AddDictionaryEntry (NULL, 2, GetString ("IDCANCEL"));
AddDictionaryEntry (NULL, 8, GetString ("IDCLOSE"));
AddDictionaryEntry (NULL, 9, GetString ("IDHELP"));
for (i = 0; headers[i] != 0; i++)
{
if (HeaderResource[i] == NULL)
{
HeaderResource[i] = MapResource (L"Header", headers[i], &size);
if (HeaderResource[i])
HeaderResourceSize[i] = size;
}
headerPtr = NULL;
if (HeaderResource[i])
{
headerPtr = (char*) malloc (HeaderResourceSize[i] + 1);
if (headerPtr)
{
memcpy (headerPtr, HeaderResource[i], HeaderResourceSize[i]);
headerPtr [HeaderResourceSize[i]] = 0;
}
}
header = headerPtr;
if (header == NULL) return FALSE;
header--;
do
{
header++;
if (sscanf (header, "#define %127s %d", key, &intKey) == 2)
{
WCHAR *str = GetString (key);
if (str != UnknownString)
AddDictionaryEntry (NULL, intKey, str);
}
} while ((header = strchr (header, '\n')) != NULL);
free (headerPtr);
}
return TRUE;
}
// lParam = 1: auto mode
BOOL CALLBACK LanguageDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
WORD lw = LOWORD (wParam);
WORD hw = HIWORD (wParam);
switch (msg)
{
case WM_INITDIALOG:
{
char *xml;
char attr[2048], lastLangId[10];
WCHAR wattr[2048];
int len;
int langCount = 0;
BOOL defaultLangFound = FALSE;
LocalizeDialog (hwndDlg, "IDD_LANGUAGE");
ToHyperlink (hwndDlg, IDC_GET_LANG_PACKS);
for (xml = MapFirstLanguageFile (); xml != NULL; xml = MapNextLanguageFile ())
{
while (xml = XmlFindElement (xml, "language"))
{
XmlGetAttributeText (xml, "name", attr, sizeof (attr));
len = MultiByteToWideChar (CP_UTF8, 0, attr, -1, wattr, sizeof (wattr) / sizeof(wattr[0]));
if (len != 0
&& (!defaultLangFound || wcscmp (wattr, L"English") != 0))
{
int i = (int) SendDlgItemMessageW (hwndDlg, IDC_LANGLIST, LB_ADDSTRING, 0, (LPARAM)wattr);
if (i >= 0)
{
int id;
// Encode language id in LPARAM
XmlGetAttributeText (xml, "langid", attr, sizeof (attr));
switch (strlen (attr))
{
case 2: id = attr[0] | attr[1] << 8; break;
case 5: id = attr[0] | attr[1] << 8 | attr[3] << 16 | attr[4] << 24; break;
default: continue;
}
if (!defaultLangFound)
defaultLangFound = TRUE;
SendDlgItemMessage (hwndDlg, IDC_LANGLIST, LB_SETITEMDATA, i, (LPARAM) id);
if (strcmp (attr, PreferredLangId) == 0)
{
char credits [10000];
WCHAR wcredits [10000];
WCHAR wversion [20];
wchar_t szVers [200];
int nLen;
SendDlgItemMessage (hwndDlg, IDC_LANGLIST, LB_SETCURSEL, i, 0);
// Language pack version
if (!ActiveLangPackVersion[0] || memcmp (ActiveLangPackVersion, "0.0.0", 5) == 0)
{
StringCbPrintfW (szVers, sizeof(szVers), GetString("LANG_PACK_VERSION"), L"--");
}
else
{
nLen = MultiByteToWideChar (CP_UTF8, 0, ActiveLangPackVersion, -1, wversion, sizeof (wversion) / sizeof(wversion[0]));
if (nLen != 0)
StringCbPrintfW (szVers, sizeof(szVers),GetString("LANG_PACK_VERSION"), wversion);
}
SetWindowTextW (GetDlgItem (hwndDlg, IDC_LANGPACK_VERSION), szVers);
// Translator credits
XmlGetAttributeText (xml, "translators", credits, sizeof (credits));
nLen = MultiByteToWideChar (CP_UTF8, 0, credits, -1, wcredits, sizeof (wcredits) / sizeof(wcredits[0]));
if (nLen != 0)
{
SetWindowTextW (GetDlgItem (hwndDlg, IDC_LANGPACK_CREDITS), wcredits);
}
}
StringCbCopyA (lastLangId, sizeof(lastLangId),attr);
langCount++;
}
}
xml++;
}
}
if (lParam == 1)
{
// Auto mode
if (langCount < 2)
EndDialog (hwndDlg, IDCANCEL);
if (langCount == 2)
StringCbCopyA (PreferredLangId, sizeof(PreferredLangId), lastLangId);
EndDialog (hwndDlg, IDOK);
}
return 1;
}
case WM_COMMAND:
if (lw == IDOK || hw == LBN_DBLCLK)
{
int i = (int) SendDlgItemMessage (hwndDlg, IDC_LANGLIST, LB_GETCURSEL, 0, 0);
if (i >= 0)
{
int id = (int) SendDlgItemMessage (hwndDlg, IDC_LANGLIST, LB_GETITEMDATA, i, 0);
if (id != LB_ERR)
{
char l[6];
// Decode language id from LPARAM
l[0] = (char) id;
l[1] = (char) (id >> 8);
l[2] = 0;
if ((id & 0xffff0000) != 0)
{
l[2] = '-';
l[3] = (char) (id >> 16);
l[4] = id >> 24;
l[5] = 0;
}
if (SendDlgItemMessage (hwndDlg, IDC_LANGLIST, LB_GETCOUNT, 0, 0) > 1)
StringCbCopyA (PreferredLangId, sizeof(PreferredLangId), l);
}
}
EndDialog (hwndDlg, IDOK);
return 1;
}
if (lw == IDCANCEL)
{
EndDialog (hwndDlg, lw);
return 1;
}
if (lw == IDC_GET_LANG_PACKS)
{
char tmpstr [256];
if (strlen (ActiveLangPackVersion) > 0 && strlen (GetPreferredLangId()) > 0)
StringCbPrintfA (tmpstr, sizeof(tmpstr), "&langpackversion=%s&lang=%s", ActiveLangPackVersion, GetPreferredLangId());
else
tmpstr[0] = 0;
Applink ("localizations");
return 1;
}
return 0;
}
return 0;
}
char *GetPreferredLangId ()
{
return PreferredLangId;
}
void SetPreferredLangId (char *langId)
{
StringCbCopyA (PreferredLangId, sizeof(PreferredLangId), langId);
}
char *GetActiveLangPackVersion ()
{
return ActiveLangPackVersion;
}
wchar_t *GetString (const char *stringId)
{
WCHAR *str = (WCHAR *) GetDictionaryValue (stringId);
if (str != NULL) return str;
StringCbPrintfW (UnknownString, sizeof(UnknownString), UNKNOWN_STRING_ID L"%hs" UNKNOWN_STRING_ID, stringId);
return UnknownString;
}
Font *GetFont (char *fontType)
{
return (Font *) GetDictionaryValue (fontType);
}