RecorderTransportHeader read_recorder_transport_header(Transport& trans)
{
char data[13];
InStream headers_stream(data);
trans.recv_boom(make_array_view(data));
return {
RecorderFile::PacketType(headers_stream.in_uint8()),
std::chrono::milliseconds(headers_stream.in_uint64_le()),
headers_stream.in_uint32_le()
};
}
RedCryptoKeyHandle * scytale_key_new(const char * masterkeyhex)
{
SCOPED_TRACE;
constexpr auto key_len = sizeof(HashHexArray) - 1;
if (!masterkeyhex || strlen(masterkeyhex) != key_len){
return nullptr;
}
for (char c : make_array_view(masterkeyhex, key_len)){
if (not ((c >= '0' and c <= '9') or (c >= 'A' and c <= 'F') or (c >= 'a' and c <= 'f'))){
return nullptr;
}
}
return CREATE_HANDLE(RedCryptoKeyHandle(masterkeyhex));
}
void ProtectedGraphics::draw_impl(const RDPScrBlt & cmd, const Rect clip)
{
const Rect drect = cmd.rect.intersect(clip);
const int deltax = cmd.srcx - cmd.rect.x;
const int deltay = cmd.srcy - cmd.rect.y;
const int srcx = drect.x + deltax;
const int srcy = drect.y + deltay;
const Rect srect(srcx, srcy, drect.cx, drect.cy);
const bool has_dest_intersec_fg = drect.has_intersection(this->protected_rect);
const bool has_src_intersec_fg = srect.has_intersection(this->protected_rect);
if (!has_dest_intersec_fg && !has_src_intersec_fg) {
this->drawable.draw(cmd, clip);
}
else {
this->drawable.begin_update();
subrect4_t rects = subrect4(drect, this->protected_rect);
auto e = std::remove_if(rects.begin(), rects.end(), [](const Rect & rect) { return rect.isempty(); });
auto av = make_array_view(rects.begin(), e);
this->refresh_rects(av);
this->drawable.end_update();
}
}
Rect clip_from_cmd(RDPPolygonSC const & cmd) {
return clip_from_delta_list(
cmd.xStart, cmd.yStart,
make_array_view(cmd.deltaPoints, cmd.NumDeltaEntries)
);
}
array_view_const_u8 av() const noexcept
{
return make_array_view(this->array);
}
