修改IMAGEBASE修复重定位表

void editreloc(char* buffer)
{
    PIMAGE_DOS_HEADER pDosH = (PIMAGE_DOS_HEADER)(buffer);
    PIMAGE_NT_HEADERS pNTH = (PIMAGE_NT_HEADERS)(buffer + pDosH->e_lfanew);
    PIMAGE_FILE_HEADER pFH = (PIMAGE_FILE_HEADER)((char*)pNTH + 0x4);
    PIMAGE_OPTIONAL_HEADER pOH = (PIMAGE_OPTIONAL_HEADER)((char*)pFH + 0x14);
    int opHeaderLen = int(pFH->SizeOfOptionalHeader);
    PIMAGE_SECTION_HEADER pSecH = (PIMAGE_SECTION_HEADER)((char*)pOH + opHeaderLen);
    PIMAGE_DATA_DIRECTORY pDD = (PIMAGE_DATA_DIRECTORY)(pOH->DataDirectory);
    int relocVAddress = pDD[5].VirtualAddress;
    PIMAGE_BASE_RELOCATION pBR = (PIMAGE_BASE_RELOCATION)(rvaTofoa(relocVAddress, buffer) + buffer);
    pOH->ImageBase = pOH->ImageBase+0x100000;
    pOH->DllCharacteristics = pOH->DllCharacteristics & 0xFF00;
    for (int i = 0; (int*)pBR->VirtualAddress != 0; i++)
    {
        int SizeofBlock = pBR->SizeOfBlock;
        int num = (SizeofBlock - 8) / 2;
        PWORD p = (PWORD)((char*)pBR + 8);
        for (int j = 0; j < num; j++)
        {
            int type = (*(p + j) & 0xF000) >> 12;
            if (type == 3)
            {
                int VAddress = (*(p + j) & 0x0FFF) + pBR->VirtualAddress ;
                char* FAddress = rvaTofoa(VAddress, buffer) + buffer;
                *((int*)FAddress) = *((int*)FAddress)+0x100000;
            }
        }
        pBR = (PIMAGE_BASE_RELOCATION)((char*)pBR + pBR->SizeOfBlock);
    }

}