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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2014-12-07 11:23:18 +0100 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2014-12-07 22:40:25 +0100 |
| commit | 078614fbce14aaf820e8ce6389a1c95df30c6542 (patch) | |
| tree | abea749097f1bce830236474ebb348477c7fac95 /src/Common/Dlgcode.c | |
| parent | ec327c006ec93ea21538605c516f919b66fd015b (diff) | |
| download | VeraCrypt-078614fbce14aaf820e8ce6389a1c95df30c6542.tar.gz VeraCrypt-078614fbce14aaf820e8ce6389a1c95df30c6542.zip | |
Windows: Implement creation of multiple keyfiles at once.
Diffstat (limited to 'src/Common/Dlgcode.c')
| -rw-r--r-- | src/Common/Dlgcode.c | 186 |
1 files changed, 167 insertions, 19 deletions
diff --git a/src/Common/Dlgcode.c b/src/Common/Dlgcode.c index e6686c2c..96938962 100644 --- a/src/Common/Dlgcode.c +++ b/src/Common/Dlgcode.c @@ -350,6 +350,57 @@ std::string ToUpperCase (const std::string &str) return u;
}
+size_t TrimWhiteSpace(char *str)
+{
+ char *end, *ptr = str;
+ size_t out_size;
+
+ if(!str || *str == 0)
+ return 0;
+
+ // Trim leading space
+ while(isspace(*ptr)) ptr++;
+
+ if(*ptr == 0) // All spaces?
+ {
+ *str = 0;
+ return 0;
+ }
+
+ // Trim trailing space
+ end = str + strlen(str) - 1;
+ while(end > ptr && isspace(*end)) end--;
+ end++;
+
+ // Set output size to trimmed string length
+ out_size = (end - ptr);
+
+ // Copy trimmed string and add null terminator
+ memmove(str, ptr, out_size);
+ str[out_size] = 0;
+
+ return out_size;
+}
+
+// check the validity of a file name
+BOOL IsValidFileName(const char* str)
+{
+ static char invalidChars[9] = {'<', '>', ':', '"', '/', '\\', '|', '?', '*'};
+ char c;
+ int i;
+ BOOL bNotDotOnly = FALSE;
+ while ((c = *str))
+ {
+ if (c != '.')
+ bNotDotOnly = TRUE;
+ for (i= 0; i < sizeof(invalidChars); i++)
+ if (c == invalidChars[i])
+ return FALSE;
+ str++;
+ }
+
+ return bNotDotOnly;
+}
BOOL IsVolumeDeviceHosted (const char *lpszDiskFile)
{
@@ -4945,6 +4996,10 @@ BOOL CALLBACK KeyfileGeneratorDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LP #endif
SetTimer (hwndDlg, 0xfd, RANDPOOL_DISPLAY_REFRESH_INTERVAL, NULL);
SendMessage (GetDlgItem (hwndDlg, IDC_POOL_CONTENTS), WM_SETFONT, (WPARAM) hFixedDigitFont, (LPARAM) TRUE);
+ SendMessage (GetDlgItem (hwndDlg, IDC_NUMBER_KEYFILES), EM_SETLIMITTEXT, (WPARAM) (TC_MAX_PATH - 1), 0);
+ SetWindowText(GetDlgItem (hwndDlg, IDC_NUMBER_KEYFILES), "1");
+ // set the maximum length of the keyfile base name to (TC_MAX_PATH - 1)
+ SendMessage (GetDlgItem (hwndDlg, IDC_KEYFILES_BASE_NAME), EM_SETLIMITTEXT, (WPARAM) (TC_MAX_PATH - 1), 0);
return 1;
}
@@ -5011,40 +5066,133 @@ BOOL CALLBACK KeyfileGeneratorDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LP if (lw == IDC_GENERATE_AND_SAVE_KEYFILE)
{
- char szFileName [TC_MAX_PATH];
+ char szNumberKeyFiles[TC_MAX_PATH] = {0};
+ char szFileBaseName[TC_MAX_PATH];
+ char szDirName[TC_MAX_PATH];
+ char szFileName [3*TC_MAX_PATH];
unsigned char keyfile [MAX_PASSWORD];
- int fhKeyfile = -1;
+ int fhKeyfile = -1, status;
+ long keyfilesCount = 0, i;
+ char* fileExtensionPtr = 0;
+ char szSuffix[32];
+ BOOL bBaseNameValid = FALSE;
- /* Select filename */
- if (!BrowseFiles (hwndDlg, "OPEN_TITLE", szFileName, bHistory, TRUE, NULL))
+ if (!GetWindowText(GetDlgItem (hwndDlg, IDC_NUMBER_KEYFILES), szNumberKeyFiles, TC_MAX_PATH))
+ szNumberKeyFiles[0] = 0;
+
+ keyfilesCount = strtoul(szNumberKeyFiles, NULL, 0);
+ if (keyfilesCount <= 0 || keyfilesCount == LONG_MAX)
+ {
+ Warning("KEYFILE_INCORRECT_NUMBER");
+ SendMessage(hwndDlg, WM_NEXTDLGCTL, (WPARAM) GetDlgItem (hwndDlg, IDC_NUMBER_KEYFILES), TRUE);
+ return 1;
+ }
+
+ if (!GetWindowText(GetDlgItem (hwndDlg, IDC_KEYFILES_BASE_NAME), szFileBaseName, TC_MAX_PATH))
+ szFileBaseName[0] = 0;
+
+ // Trim trailing space
+ if (TrimWhiteSpace(szFileBaseName) == 0)
+ {
+ Warning("KEYFILE_EMPTY_BASE_NAME");
+ SendMessage(hwndDlg, WM_NEXTDLGCTL, (WPARAM) GetDlgItem (hwndDlg, IDC_KEYFILES_BASE_NAME), TRUE);
return 1;
+ }
- /* Conceive the file */
- if ((fhKeyfile = _open(szFileName, _O_CREAT|_O_TRUNC|_O_WRONLY|_O_BINARY, _S_IREAD|_S_IWRITE)) == -1)
+ if (!IsValidFileName(szFileBaseName))
{
- handleWin32Error (hwndDlg);
+ Warning("KEYFILE_INVALID_BASE_NAME");
+ SendMessage(hwndDlg, WM_NEXTDLGCTL, (WPARAM) GetDlgItem (hwndDlg, IDC_KEYFILES_BASE_NAME), TRUE);
return 1;
}
- /* Generate the keyfile */
+ fileExtensionPtr = strrchr(szFileBaseName, '.');
+
+ /* Select directory */
+ if (!BrowseDirectories (hwndDlg, "SELECT_KEYFILE_GENERATION_DIRECTORY", szDirName))
+ return 1;
+
+ if (szDirName[strlen(szDirName) - 1] != '\\' && szDirName[strlen(szDirName) - 1] != '/')
+ StringCbCat(szDirName, sizeof(szDirName), "\\");
+
WaitCursor();
- if (!RandgetBytes (keyfile, sizeof(keyfile), TRUE))
+
+ for (i= 0; i < keyfilesCount; i++)
{
+ StringCbCopy(szFileName, sizeof(szFileName), szDirName);
+
+ if (i > 0)
+ {
+ StringCbPrintfA(szSuffix, sizeof(szSuffix), "_%d", i);
+ // Append the counter to the name
+ if (fileExtensionPtr)
+ {
+ StringCbCatN(szFileName, sizeof(szFileName), szFileBaseName, (size_t) (fileExtensionPtr - szFileBaseName));
+ StringCbCat(szFileName, sizeof(szFileName), szSuffix);
+ StringCbCat(szFileName, sizeof(szFileName), fileExtensionPtr);
+ }
+ else
+ {
+ StringCbCat(szFileName, sizeof(szFileName), szFileBaseName);
+ StringCbCat(szFileName, sizeof(szFileName), szSuffix);
+ }
+ }
+ else
+ StringCbCat(szFileName, sizeof(szFileName), szFileBaseName);
+
+ // check if the file exists
+ if ((fhKeyfile = _open(szFileName, _O_RDONLY|_O_BINARY, _S_IREAD|_S_IWRITE)) != -1)
+ {
+ WCHAR s[4*TC_MAX_PATH] = {0};
+ WCHAR wszFileName[3*TC_MAX_PATH] = {0};
+
+ _close (fhKeyfile);
+
+ MultiByteToWideChar(CP_ACP, 0, szFileName, -1, wszFileName, sizeof(wszFileName) / sizeof(WCHAR));
+
+ StringCbPrintfW (s, sizeof(s), GetString ("KEYFILE_ALREADY_EXISTS"), wszFileName);
+ status = AskWarnNoYesString (s);
+ if (status == IDNO)
+ {
+ NormalCursor();
+ return 1;
+ }
+ }
+
+ /* Conceive the file */
+ if ((fhKeyfile = _open(szFileName, _O_CREAT|_O_TRUNC|_O_WRONLY|_O_BINARY, _S_IREAD|_S_IWRITE)) == -1)
+ {
+ NormalCursor();
+ handleWin32Error (hwndDlg);
+ return 1;
+ }
+
+ /* Generate the keyfile */
+ if (!RandgetBytes (keyfile, sizeof(keyfile), TRUE))
+ {
+ _close (fhKeyfile);
+ DeleteFile (szFileName);
+ NormalCursor();
+ return 1;
+ }
+
+ /* Write the keyfile */
+ status = _write (fhKeyfile, keyfile, sizeof(keyfile));
+ burn (keyfile, sizeof(keyfile));
_close (fhKeyfile);
- DeleteFile (szFileName);
- NormalCursor();
- return 1;
+
+ if (status == -1)
+ {
+ NormalCursor();
+ handleWin32Error (hwndDlg);
+ return 1;
+ }
}
+
NormalCursor();
- /* Write the keyfile */
- if (_write (fhKeyfile, keyfile, sizeof(keyfile)) == -1)
- handleWin32Error (hwndDlg);
- else
- Info("KEYFILE_CREATED");
+ Info("KEYFILE_CREATED");
- burn (keyfile, sizeof(keyfile));
- _close (fhKeyfile);
return 1;
}
return 0;
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