void Module::Interface::UnscrambleLocalFriendCode(Kernel::HLERequestContext& ctx) {
const std::size_t scrambled_friend_code_size = 12;
const std::size_t friend_code_size = 8;
IPC::RequestParser rp(ctx, 0x1C, 1, 2);
const u32 friend_code_count = rp.Pop<u32>();
std::vector<u8> scrambled_friend_codes = rp.PopStaticBuffer();
ASSERT_MSG(scrambled_friend_codes.size() == (friend_code_count * scrambled_friend_code_size),
"Wrong input buffer size");
std::vector<u8> unscrambled_friend_codes(friend_code_count * friend_code_size, 0);
// TODO(B3N30): Unscramble the codes and compare them against the friend list
// Only write 0 if the code isn't in friend list, otherwise write the
// unscrambled one
//
// Code for unscrambling (should be compared to HW):
// std::array<u16, 6> scambled_friend_code;
// Memory::ReadBlock(scrambled_friend_codes+(current*scrambled_friend_code_size),
// scambled_friend_code.data(), scrambled_friend_code_size); std::array<u16, 4>
// unscrambled_friend_code; unscrambled_friend_code[0] = scambled_friend_code[0] ^
// scambled_friend_code[5]; unscrambled_friend_code[1] = scambled_friend_code[1] ^
// scambled_friend_code[5]; unscrambled_friend_code[2] = scambled_friend_code[2] ^
// scambled_friend_code[5]; unscrambled_friend_code[3] = scambled_friend_code[3] ^
// scambled_friend_code[5];
LOG_WARNING(Service_FRD, "(STUBBED) called");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushStaticBuffer(unscrambled_friend_codes, 0);
}
void GSP_GPU::ReadHWRegs(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x4, 2, 0);
u32 reg_addr = rp.Pop<u32>();
u32 input_size = rp.Pop<u32>();
static constexpr u32 MaxReadSize = 0x80;
u32 size = std::min(input_size, MaxReadSize);
if ((reg_addr % 4) != 0 || reg_addr >= 0x420000) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERR_REGS_OUTOFRANGE_OR_MISALIGNED);
LOG_ERROR(Service_GSP, "Invalid address 0x{:08x}", reg_addr);
return;
}
// size should be word-aligned
if ((size % 4) != 0) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERR_REGS_MISALIGNED);
LOG_ERROR(Service_GSP, "Invalid size 0x{:08x}", size);
return;
}
std::vector<u8> buffer(size);
for (u32 offset = 0; offset < size; ++offset) {
HW::Read<u8>(buffer[offset], REGS_BEGIN + reg_addr + offset);
}
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushStaticBuffer(std::move(buffer), 0);
}
void Module::Interface::GetFriendAttributeFlags(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x17, 1, 2);
u32 count = rp.Pop<u32>();
std::vector<u8> frd_keys = rp.PopStaticBuffer();
ASSERT(frd_keys.size() == count * sizeof(FriendKey));
// TODO:(mailwl) figure out AttributeFlag size and zero all buffer. Assume 1 byte
std::vector<u8> buffer(1 * count, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushStaticBuffer(buffer, 0);
LOG_WARNING(Service_FRD, "(STUBBED) called, count={}", count);
}
void Module::Interface::GetFriendProfile(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x15, 1, 2);
u32 count = rp.Pop<u32>();
std::vector<u8> frd_keys = rp.PopStaticBuffer();
ASSERT(frd_keys.size() == count * sizeof(FriendKey));
std::vector<u8> buffer(sizeof(Profile) * count, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushStaticBuffer(buffer, 0);
LOG_WARNING(Service_FRD, "(STUBBED) called, count={}", count);
}
void Module::Interface::GetFriendKeyList(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x11, 2, 0);
u32 unknown = rp.Pop<u32>();
u32 frd_count = rp.Pop<u32>();
std::vector<u8> buffer(sizeof(FriendKey) * frd_count, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(0); // 0 friends
rb.PushStaticBuffer(buffer, 0);
LOG_WARNING(Service_FRD, "(STUBBED) called, unknown={}, frd_count={}", unknown, frd_count);
}