[net] improve handling of invalid signatures

* Also make bPromptOnError an actual parameter to the download function calls
* Also prefer the use of assert() to custom assertion messages
This commit is contained in:
Pete Batard 2018-06-30 22:45:15 +01:00
parent fdfc9ff82d
commit 7c142fadbc
12 changed files with 93 additions and 78 deletions

View File

@ -17,6 +17,7 @@ For instance, MSG_114, that was introduced in v1.0.8 is MORE than one line!
o Version 1.0.24 (2018.??.??)
- *NEW* MSG_087
- *NEW* MSG_172
o Version 1.0.23 (2018.03.27)
- All positioning ('m', 's') has now been removed as well as some controls, for the 3.0 UI redesign

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@ -387,6 +387,7 @@ t MSG_169 "Create an extra hidden partition and try to align partitions boundari
"This can improve boot detection for older BIOSes"
t MSG_170 "Enable the listing of USB Hard Drive enclosures. USE AT YOUR OWN RISKS!!!"
t MSG_171 "Start the formatting operation.\nThis will DESTROY any data on the target!"
t MSG_172 "Invalid download signature"
t MSG_173 "Click to select..."
# The following will appear in the about dialog
t MSG_174 "Rufus - The Reliable USB Formatting Utility"

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@ -32,6 +32,7 @@
#include <inttypes.h>
#include <commctrl.h>
#include <setupapi.h>
#include <assert.h>
#include "rufus.h"
#include "missing.h"
@ -452,16 +453,12 @@ BOOL GetDevices(DWORD devnum)
if (strcmp(genstor_name[s], "SD") == 0)
card_start = s;
}
// Overkill, but better safe than sorry. And yeah, we could have used
// arrays of arrays to avoid this, but it's more readable this way.
if ((uasp_start <= 0) || (uasp_start >= ARRAYSIZE(usbstor_name))) {
uprintf("Spock gone crazy error in %s:%d", __FILE__, __LINE__);
goto out;
}
if ((card_start <= 0) || (card_start >= ARRAYSIZE(genstor_name))) {
uprintf("Spock gone crazy error in %s:%d", __FILE__, __LINE__);
goto out;
}
// Better safe than sorry. And yeah, we could have used arrays of
// arrays to avoid this, but it's more readable this way.
assert((uasp_start > 0) && (uasp_start < ARRAYSIZE(usbstor_name)));
assert((card_start > 0) && (card_start < ARRAYSIZE(genstor_name)));
devid_list = NULL;
if (full_list_size != 0) {
full_list_size += 1; // add extra NUL terminator

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@ -26,6 +26,7 @@
#include <windows.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "rufus.h"
@ -288,8 +289,8 @@ static const char* kb_to_hr(const char* kb)
}
}
// Should never happen, so let's try to get some attention here
MessageBoxA(hMainDialog, "YO BNLA #1", "UHAHAHHA?", MB_OKCANCEL|MB_ICONWARNING);
return "Someone missed a keyboard!";
assert(i < ARRAYSIZE(kb_hr_list));
return NULL;
}
typedef struct {
@ -425,8 +426,8 @@ static const char* cp_to_hr(ULONG cp)
}
}
// Should never happen, so this oughta get some attention
MessageBoxA(hMainDialog, "YO BNLA #2", "UHAHAHHA?", MB_OKCANCEL|MB_ICONWARNING);
return "Someone missed a codepage!";
assert(i < ARRAYSIZE(cp_hr_list));
return NULL;
}
// http://blogs.msdn.com/b/michkap/archive/2004/12/05/275231.aspx

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@ -25,6 +25,7 @@
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <assert.h>
#include "rufus.h"
#include "missing.h"
@ -109,11 +110,9 @@ BOOL GetAutoMount(BOOL* enabled)
* clear the MBR of!), so we mitigate the risk by forcing our indexes to belong to
* the specific range [DRIVE_INDEX_MIN; DRIVE_INDEX_MAX].
*/
#define CheckDriveIndex(DriveIndex) do { \
if ((DriveIndex < DRIVE_INDEX_MIN) || (DriveIndex > DRIVE_INDEX_MAX)) { \
uprintf("ERROR: Bad index value %d. Please check the code!", DriveIndex); \
goto out; \
} \
#define CheckDriveIndex(DriveIndex) do { \
assert((DriveIndex >= DRIVE_INDEX_MIN) && (DriveIndex <= DRIVE_INDEX_MAX)); \
if ((DriveIndex < DRIVE_INDEX_MIN) || (DriveIndex > DRIVE_INDEX_MAX)) goto out; \
DriveIndex -= DRIVE_INDEX_MIN; } while (0)
/*

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@ -31,6 +31,7 @@
#include <stddef.h>
#include <ctype.h>
#include <locale.h>
#include <assert.h>
#include "rufus.h"
#include "missing.h"
@ -1957,8 +1958,8 @@ DWORD WINAPI FormatThread(void* param)
// All good
} else if (tt == TT_UEFI) {
// For once, no need to do anything - just check our sanity
assert((bt == BT_IMAGE) && IS_EFI_BOOTABLE(img_report) && (fs <= FS_NTFS));
if ( (bt != BT_IMAGE) || !IS_EFI_BOOTABLE(img_report) || (fs > FS_NTFS) ) {
uprintf("Spock gone crazy error in %s:%d", __FILE__, __LINE__);
FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_INSTALL_FAILURE;
goto out;
}

View File

@ -45,7 +45,6 @@
#define DEFAULT_UPDATE_INTERVAL (24*3600)
DWORD DownloadStatus;
BOOL PromptOnError = TRUE;
extern BOOL force_update;
static DWORD error_code;
@ -259,6 +258,7 @@ static DWORD DownloadToFileOrBuffer(const char* url, const char* file, BYTE** bu
PF_INIT_OR_OUT(HttpSendRequestA, WinInet);
PF_INIT_OR_OUT(HttpQueryInfoA, WinInet);
FormatStatus = 0;
DownloadStatus = 404;
if (hProgressDialog != NULL) {
// Use the progress control provided, if any
@ -270,8 +270,7 @@ static DWORD DownloadToFileOrBuffer(const char* url, const char* file, BYTE** bu
SendMessage(hProgressDialog, UM_PROGRESS_INIT, 0, 0);
}
if (url == NULL)
goto out;
assert(url != NULL);
short_name = (file != NULL) ? PathFindFileNameU(file) : PathFindFileNameU(url);
@ -361,6 +360,7 @@ static DWORD DownloadToFileOrBuffer(const char* url, const char* file, BYTE** bu
// Keep checking for data until there is nothing left.
dwSize = 0;
while (1) {
// User may have cancelled the download
if (IS_ERROR(FormatStatus))
goto out;
if (!pfInternetReadFile(hRequest, buf, sizeof(buf), &dwDownloaded) || (dwDownloaded == 0))
@ -388,6 +388,7 @@ static DWORD DownloadToFileOrBuffer(const char* url, const char* file, BYTE** bu
FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_WRITE_FAULT;
goto out;
} else {
DownloadStatus = 200;
r = TRUE;
uprintf("Successfully downloaded '%s'", short_name);
if (hProgressDialog != NULL) {
@ -397,23 +398,13 @@ static DWORD DownloadToFileOrBuffer(const char* url, const char* file, BYTE** bu
}
out:
if (hProgressDialog != NULL)
SendMessage(hProgressDialog, UM_PROGRESS_EXIT, (WPARAM)r, 0);
if (hFile != INVALID_HANDLE_VALUE) {
// Force a flush - May help with the PKI API trying to process downloaded updates too early...
FlushFileBuffers(hFile);
CloseHandle(hFile);
}
if (!r) {
if (file != NULL)
_unlinkU(file);
if (PromptOnError) {
PrintInfo(0, MSG_242);
SetLastError(error_code);
MessageBoxExU(hMainDialog, IS_ERROR(FormatStatus)?StrError(FormatStatus, FALSE):WinInetErrorString(),
lmprintf(MSG_044), MB_OK|MB_ICONERROR|MB_IS_RTL, selected_langid);
}
}
if ((!r) && (file != NULL))
_unlinkU(file);
if (hRequest)
pfInternetCloseHandle(hRequest);
if (hConnection)
@ -421,11 +412,11 @@ out:
if (hSession)
pfInternetCloseHandle(hSession);
return r?dwSize:0;
return r ? dwSize : 0;
}
// Download and validate a signed file. The file must have a corresponding '.sig' on the server.
DWORD DownloadSignedFile(const char* url, const char* file, HWND hProgressDialog)
DWORD DownloadSignedFile(const char* url, const char* file, HWND hProgressDialog, BOOL bPromptOnError)
{
char* url_sig = NULL;
BYTE *buf = NULL, *sig = NULL;
@ -433,8 +424,7 @@ DWORD DownloadSignedFile(const char* url, const char* file, HWND hProgressDialog
DWORD ret = 0;
HANDLE hFile = INVALID_HANDLE_VALUE;
if (url == NULL)
goto out;
assert(url != NULL);
url_sig = malloc(strlen(url) + 5);
if (url_sig == NULL) {
@ -451,6 +441,7 @@ DWORD DownloadSignedFile(const char* url, const char* file, HWND hProgressDialog
if ((sig_len != RSA_SIGNATURE_SIZE) || (!ValidateOpensslSignature(buf, buf_len, sig, sig_len))) {
uprintf("FATAL: Server signature is invalid!");
DownloadStatus = 403; // Forbidden
FormatStatus = ERROR_SEVERITY_ERROR | FAC(FACILITY_STORAGE) | APPERR(ERROR_BAD_SIGNATURE);
goto out;
}
@ -473,6 +464,14 @@ DWORD DownloadSignedFile(const char* url, const char* file, HWND hProgressDialog
DownloadStatus = 200; // Full content
out:
if (hProgressDialog != NULL)
SendMessage(hProgressDialog, UM_PROGRESS_EXIT, (WPARAM)ret, 0);
if ((bPromptOnError) && (DownloadStatus != 200)) {
PrintInfo(0, MSG_242);
SetLastError(error_code);
MessageBoxExU(hMainDialog, IS_ERROR(FormatStatus) ? StrError(FormatStatus, FALSE) : WinInetErrorString(),
lmprintf(MSG_044), MB_OK | MB_ICONERROR | MB_IS_RTL, selected_langid);
}
safe_closehandle(hFile);
free(url_sig);
free(buf);
@ -481,19 +480,27 @@ out:
}
/* Threaded download */
static const char *_url, *_file;
static HWND _hProgressDialog;
static DWORD WINAPI _DownloadSignedFileThread(LPVOID param)
typedef struct {
const char* url;
const char* file;
HWND hProgressDialog;
BOOL bPromptOnError;
} DownloadSignedFileThreadArgs;
static DWORD WINAPI DownloadSignedFileThread(LPVOID param)
{
ExitThread(DownloadSignedFile(_url, _file, _hProgressDialog) != 0);
DownloadSignedFileThreadArgs* args = (DownloadSignedFileThreadArgs*)param;
ExitThread(DownloadSignedFile(args->url, args->file, args->hProgressDialog, args->bPromptOnError));
}
HANDLE DownloadSignedFileThreaded(const char* url, const char* file, HWND hProgressDialog)
HANDLE DownloadSignedFileThreaded(const char* url, const char* file, HWND hProgressDialog, BOOL bPromptOnError)
{
_url = url;
_file = file;
_hProgressDialog = hProgressDialog;
return CreateThread(NULL, 0, _DownloadSignedFileThread, NULL, 0, NULL);
static DownloadSignedFileThreadArgs args;
args.url = url;
args.file = file;
args.hProgressDialog = hProgressDialog;
args.bPromptOnError = bPromptOnError;
return CreateThread(NULL, 0, DownloadSignedFileThread, &args, 0, NULL);
}
static __inline uint64_t to_uint64_t(uint16_t x[4]) {

View File

@ -35,6 +35,7 @@
#include <dbt.h>
#include <io.h>
#include <getopt.h>
#include <assert.h>
#include "rufus.h"
#include "missing.h"
@ -1459,11 +1460,9 @@ static BOOL BootCheck(void)
safe_free(grub2_buf);
if (bt == BT_IMAGE) {
// We should never be there
if (image_path == NULL) {
uprintf("Spock gone crazy error in %s:%d", __FILE__, __LINE__);
MessageBoxExU(hMainDialog, "image_path is NULL. Please report this error to the author of this application", "Logic error", MB_OK|MB_ICONERROR|MB_IS_RTL, selected_langid);
assert(image_path != NULL);
if (image_path == NULL)
return FALSE;
}
if ((size_check) && (img_report.projected_size > (uint64_t)SelectedDrive.DiskSize)) {
// This ISO image is too big for the selected target
MessageBoxExU(hMainDialog, lmprintf(MSG_089), lmprintf(MSG_088), MB_OK|MB_ICONERROR|MB_IS_RTL, selected_langid);
@ -1566,9 +1565,7 @@ static BOOL BootCheck(void)
IGNORE_RETVAL(_mkdir(tmp));
IGNORE_RETVAL(_chdir(tmp));
static_sprintf(tmp, "%s/%s-%s/%s", FILES_URL, grub, img_report.grub2_version, core_img);
PromptOnError = FALSE;
grub2_len = (long)DownloadSignedFile(tmp, core_img, hMainDialog);
PromptOnError = TRUE;
grub2_len = (long)DownloadSignedFile(tmp, core_img, hMainDialog, FALSE);
if ((grub2_len == 0) && (DownloadStatus == 404)) {
// Couldn't locate the file on the server => try to download without the version extra
uprintf("Extended version was not found, trying main version...");
@ -1577,9 +1574,7 @@ static BOOL BootCheck(void)
for (i = 0; ((tmp2[i] >= '0') && (tmp2[i] <= '9')) || (tmp2[i] == '.'); i++);
tmp2[i] = 0;
static_sprintf(tmp, "%s/%s-%s/%s", FILES_URL, grub, tmp2, core_img);
PromptOnError = FALSE;
grub2_len = (long)DownloadSignedFile(tmp, core_img, hMainDialog);
PromptOnError = TRUE;
grub2_len = (long)DownloadSignedFile(tmp, core_img, hMainDialog, FALSE);
static_sprintf(tmp, "%s/%s-%s/%s", FILES_URL, grub, img_report.grub2_version, core_img);
}
if (grub2_len <= 0) {
@ -1624,7 +1619,7 @@ static BOOL BootCheck(void)
static_sprintf(tmp, "%s-%s", syslinux, embedded_sl_version_str[0]);
IGNORE_RETVAL(_mkdir(tmp));
static_sprintf(tmp, "%s/%s-%s/%s", FILES_URL, syslinux, embedded_sl_version_str[0], old_c32_name[i]);
len = DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog);
len = DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog, TRUE);
if (len == 0) {
uprintf("Could not download file - cancelling");
return FALSE;
@ -1671,15 +1666,15 @@ static BOOL BootCheck(void)
}
static_sprintf(tmp, "%s/%s-%s%s/%s.%s", FILES_URL, syslinux, img_report.sl_version_str,
img_report.sl_version_ext, ldlinux, ldlinux_ext[i]);
PromptOnError = (*img_report.sl_version_ext == 0);
syslinux_ldlinux_len[i] = DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog);
PromptOnError = TRUE;
syslinux_ldlinux_len[i] = DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)],
hMainDialog, (*img_report.sl_version_ext == 0));
if ((syslinux_ldlinux_len[i] == 0) && (DownloadStatus == 404) && (*img_report.sl_version_ext != 0)) {
// Couldn't locate the file on the server => try to download without the version extra
uprintf("Extended version was not found, trying main version...");
static_sprintf(tmp, "%s/%s-%s/%s.%s", FILES_URL, syslinux, img_report.sl_version_str,
ldlinux, ldlinux_ext[i]);
syslinux_ldlinux_len[i] = DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog);
syslinux_ldlinux_len[i] = DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)],
hMainDialog, (*img_report.sl_version_ext == 0));
if (syslinux_ldlinux_len[i] != 0) {
// Duplicate the file so that the user won't be prompted to download again
static_sprintf(tmp, "%s-%s\\%s.%s", syslinux, img_report.sl_version_str, ldlinux, ldlinux_ext[i]);
@ -1722,7 +1717,7 @@ static BOOL BootCheck(void)
static_sprintf(tmp, "%s-%s", syslinux, embedded_sl_version_str[1]);
IGNORE_RETVAL(_mkdir(tmp));
static_sprintf(tmp, "%s/%s-%s/%s.%s", FILES_URL, syslinux, embedded_sl_version_str[1], ldlinux, ldlinux_ext[2]);
if (DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog) == 0)
if (DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog, TRUE) == 0)
return FALSE;
}
}
@ -1752,7 +1747,7 @@ static BOOL BootCheck(void)
static_sprintf(tmp, "grub4dos-%s", GRUB4DOS_VERSION);
IGNORE_RETVAL(_mkdir(tmp));
static_sprintf(tmp, "%s/grub4dos-%s/grldr", FILES_URL, GRUB4DOS_VERSION);
if (DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog) == 0)
if (DownloadSignedFile(tmp, &tmp[sizeof(FILES_URL)], hMainDialog, TRUE) == 0)
return FALSE;
}
}

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@ -400,7 +400,6 @@ extern float fScale;
extern char szFolderPath[MAX_PATH], app_dir[MAX_PATH], temp_dir[MAX_PATH], system_dir[MAX_PATH], sysnative_dir[MAX_PATH];
extern char* image_path;
extern DWORD FormatStatus, DownloadStatus, MainThreadId;
extern BOOL PromptOnError;
extern unsigned long syslinux_ldlinux_len[2];
extern const int nb_steps[FS_MAX];
extern BOOL use_own_c32[NB_OLD_C32], detect_fakes, iso_op_in_progress, format_op_in_progress, right_to_left_mode;
@ -476,8 +475,8 @@ extern BOOL ResetDevice(int index);
extern BOOL GetOpticalMedia(IMG_SAVE* img_save);
extern BOOL SetLGP(BOOL bRestore, BOOL* bExistingKey, const char* szPath, const char* szPolicy, DWORD dwValue);
extern LONG GetEntryWidth(HWND hDropDown, const char* entry);
extern DWORD DownloadSignedFile(const char* url, const char* file, HWND hProgressDialog);
extern HANDLE DownloadSignedFileThreaded(const char* url, const char* file, HWND hProgressDialog);
extern DWORD DownloadSignedFile(const char* url, const char* file, HWND hProgressDialog, BOOL PromptOnError);
extern HANDLE DownloadSignedFileThreaded(const char* url, const char* file, HWND hProgressDialog, BOOL bPromptOnError);
extern INT_PTR CALLBACK UpdateCallback(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
extern BOOL SetUpdateCheck(void);
extern BOOL CheckForUpdates(BOOL force);
@ -614,3 +613,4 @@ static __inline HMODULE GetLibraryHandle(char* szLibraryName) {
#define ERROR_CANT_PATCH 0x120A
#define ERROR_CANT_ASSIGN_LETTER 0x120B
#define ERROR_CANT_MOUNT_VOLUME 0x120C
#define ERROR_BAD_SIGNATURE 0x120D

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@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
IDD_DIALOG DIALOGEX 12, 12, 232, 326
STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
EXSTYLE WS_EX_ACCEPTFILES
CAPTION "Rufus 3.2.1325"
CAPTION "Rufus 3.2.1326"
FONT 9, "Segoe UI Symbol", 400, 0, 0x0
BEGIN
LTEXT "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@ -389,8 +389,8 @@ END
//
VS_VERSION_INFO VERSIONINFO
FILEVERSION 3,2,1325,0
PRODUCTVERSION 3,2,1325,0
FILEVERSION 3,2,1326,0
PRODUCTVERSION 3,2,1326,0
FILEFLAGSMASK 0x3fL
#ifdef _DEBUG
FILEFLAGS 0x1L
@ -407,13 +407,13 @@ BEGIN
BEGIN
VALUE "CompanyName", "Akeo Consulting (http://akeo.ie)"
VALUE "FileDescription", "Rufus"
VALUE "FileVersion", "3.2.1325"
VALUE "FileVersion", "3.2.1326"
VALUE "InternalName", "Rufus"
VALUE "LegalCopyright", "© 2011-2018 Pete Batard (GPL v3)"
VALUE "LegalTrademarks", "http://www.gnu.org/copyleft/gpl.html"
VALUE "OriginalFilename", "rufus.exe"
VALUE "ProductName", "Rufus"
VALUE "ProductVersion", "3.2.1325"
VALUE "ProductVersion", "3.2.1326"
END
END
BLOCK "VarFileInfo"

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@ -315,6 +315,8 @@ const char* _StrError(DWORD error_code)
return lmprintf(MSG_078);
case ERROR_NOT_READY:
return lmprintf(MSG_079);
case ERROR_BAD_SIGNATURE:
return lmprintf(MSG_172);
default:
SetLastError(error_code);
return WindowsErrorString();

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@ -1558,8 +1558,9 @@ INT_PTR CALLBACK NewVersionCallback(HWND hDlg, UINT message, WPARAM wParam, LPAR
static char* filepath = NULL;
static int download_status = 0;
static HFONT hyperlink_font = NULL;
LONG i;
static HANDLE hThread = NULL;
HWND hNotes;
DWORD exit_code;
STARTUPINFOA si;
PROCESS_INFORMATION pi;
EXT_DECL(dl_ext, NULL, __VA_GROUP__("*.exe"), __VA_GROUP__(lmprintf(MSG_037)));
@ -1614,8 +1615,16 @@ INT_PTR CALLBACK NewVersionCallback(HWND hDlg, UINT message, WPARAM wParam, LPAR
case 1: // Abort
FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_CANCELLED;
download_status = 0;
hThread = NULL;
break;
case 2: // Launch newer version and close this one
if ((hThread == NULL) || (!GetExitCodeThread(hThread, &exit_code)) || (exit_code == 0)) {
hThread = NULL;
EnableWindow(GetDlgItem(hDlg, IDC_DOWNLOAD), FALSE);
break;
}
hThread = NULL;
Sleep(1000); // Add a delay on account of antivirus scanners
if (ValidateSignature(hDlg, filepath) != NO_ERROR) {
@ -1642,8 +1651,7 @@ INT_PTR CALLBACK NewVersionCallback(HWND hDlg, UINT message, WPARAM wParam, LPAR
uprintf("Could not get download URL");
break;
}
for (i=(int)strlen(update.download_url); (i>0)&&(update.download_url[i]!='/'); i--);
dl_ext.filename = &update.download_url[i+1];
dl_ext.filename = PathFindFileNameU(update.download_url);
filepath = FileDialog(TRUE, app_dir, &dl_ext, OFN_NOCHANGEDIR);
if (filepath == NULL) {
uprintf("Could not get save path");
@ -1651,7 +1659,7 @@ INT_PTR CALLBACK NewVersionCallback(HWND hDlg, UINT message, WPARAM wParam, LPAR
}
// Opening the File Dialog will make us lose tabbing focus - set it back
SendMessage(hDlg, WM_NEXTDLGCTL, (WPARAM)GetDlgItem(hDlg, IDC_DOWNLOAD), TRUE);
DownloadSignedFileThreaded(update.download_url, filepath, hDlg);
hThread = DownloadSignedFileThreaded(update.download_url, filepath, hDlg, TRUE);
break;
}
return (INT_PTR)TRUE;
@ -1665,11 +1673,14 @@ INT_PTR CALLBACK NewVersionCallback(HWND hDlg, UINT message, WPARAM wParam, LPAR
return (INT_PTR)TRUE;
case UM_PROGRESS_EXIT:
EnableWindow(GetDlgItem(hDlg, IDCANCEL), TRUE);
if (wParam) {
if (wParam != 0) {
SetWindowTextU(GetDlgItem(hDlg, IDC_DOWNLOAD), lmprintf(MSG_039));
download_status = 2;
} else {
SetWindowTextU(GetDlgItem(hDlg, IDC_DOWNLOAD), lmprintf(MSG_040));
// Disable the download button if we found an invalid signature
EnableWindow(GetDlgItem(hDlg, IDC_DOWNLOAD),
FormatStatus != (ERROR_SEVERITY_ERROR | FAC(FACILITY_STORAGE) | APPERR(ERROR_BAD_SIGNATURE)));
download_status = 0;
}
return (INT_PTR)TRUE;