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Update kernel.c

This commit is contained in:
love-code-yeyixiao 2024-10-06 22:52:17 +08:00
parent 762ae1ee79
commit ce39e3390a
1 changed files with 61 additions and 6 deletions
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67
Sandboxie/core/dll/kernel.c
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@ -23,6 +23,8 @@
//#include <windows.h>
//#include "common/win32_ntddk.h"
#include "dll.h"
#include "obj.h"
#include <wchar.h>
#include "common/pool.h"
#include "common/map.h"
@ -531,10 +533,54 @@ wchar_t itoa0(int num) {
default:return L'0';
}
}
int IsValidHexString(const wchar_t* hexString)
{
int length = lstrlen(hexString);
if (length != 9 || hexString[4] != L'-')
{
return 0;
}
for (int i = 0; i < length; i++)
{
if (i != 4 && !iswxdigit(hexString[i]))
{
return 0;
}
}
return 1;
}
unsigned long HexStringToULONG(const wchar_t* hexString) {
int length = lstrlen(hexString);
for (int i = 0; i < length; ++i) {
if (hexString[i] == L'-') {
length--;
}
}
wchar_t* cleanedHexString = (wchar_t*)malloc(length + 1);
if (!cleanedHexString) {
return 0;
}
int j = 0;
for (int i = 0; i < strlen(hexString); ++i) {
if (hexString[i] != L'-') {
cleanedHexString[j++] = hexString[i];
}
}
cleanedHexString[j] = L'\0';
unsigned long ulongValue = wcstoul(cleanedHexString, NULL, 16);
free(cleanedHexString);
return ulongValue;
}
_FX BOOL Kernel_GetVolumeInformationByHandleW(HANDLE hFile, LPWSTR lpVolumeNameBuffer, DWORD nVolumeNameSize, LPDWORD lpVolumeSerialNumber,LPDWORD lpMaximumComponentLength, LPDWORD lpFileSystemFlags, LPWSTR lpFileSystemNameBuffer, DWORD nFileSystemNameSize)
{
DWORD ourSerialNumber = 0;
static long num = 0;
BOOL rtn = __sys_GetVolumeInformationByHandleW(hFile, lpVolumeNameBuffer, nVolumeNameSize, &ourSerialNumber, lpMaximumComponentLength, lpFileSystemFlags, lpFileSystemNameBuffer, nFileSystemNameSize);
if (lpVolumeSerialNumber != NULL) {
@ -547,13 +593,22 @@ _FX BOOL Kernel_GetVolumeInformationByHandleW(HANDLE hFile, LPWSTR lpVolumeNameB
*lpVolumeSerialNumber = *lpCachedSerialNumber;
else
{
wchar_t KeyName[30] = { 0 };
Sbie_snwprintf(KeyName, 30, L"%s%s", L"DiskSerialNumberValue", itoa0(num));
DWORD conf = SbieApi_QueryConfNumber(NULL, KeyName, 0);
if (conf == 0)
wchar_t Value[30] = { 0 };
//Sbie_snwprintf(KeyName, 30, L"%s%s", L"DiskSerialNumberValue", itoa0(num));
//DWORD conf = SbieApi_QueryConfNumber(NULL, KeyName, 0);
wchar_t handleName[MAX_PATH] = { 0 };
Obj_GetObjectName(hFile, handleName, MAX_PATH);
SbieDll_GetSettingsForName(NULL, L"DiskSerialNumber", handleName, Value, 30, L"0000-0000");
if (!IsValidHexString(Value))
*lpVolumeSerialNumber = Dll_rand();
else
*lpVolumeSerialNumber = conf;
else {
//*lpVolumeSerialNumber = conf;
DWORD conf=HexStringToULONG(Value);
if(conf==0)
*lpVolumeSerialNumber = Dll_rand();
else
*lpVolumeSerialNumber = conf;
}
num++;
map_insert(&Kernel_DiskSN, key, lpVolumeSerialNumber, sizeof(DWORD));
}