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stubbed frd::UnscrambleLocalFriendCode (#2827)
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@ -6,6 +6,7 @@
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#include "common/logging/log.h"
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#include "common/logging/log.h"
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#include "common/string_util.h"
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#include "common/string_util.h"
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#include "core/hle/ipc.h"
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#include "core/hle/ipc.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/result.h"
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#include "core/hle/result.h"
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#include "core/hle/service/frd/frd.h"
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#include "core/hle/service/frd/frd.h"
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#include "core/hle/service/frd/frd_a.h"
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#include "core/hle/service/frd/frd_a.h"
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@ -105,6 +106,48 @@ void GetMyScreenName(Service::Interface* self) {
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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}
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}
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void UnscrambleLocalFriendCode(Service::Interface* self) {
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const size_t scrambled_friend_code_size = 12;
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const size_t friend_code_size = 8;
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IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1C, 1, 2);
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const u32 friend_code_count = rp.Pop<u32>();
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size_t in_buffer_size;
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const VAddr scrambled_friend_codes = rp.PopStaticBuffer(&in_buffer_size, false);
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ASSERT_MSG(in_buffer_size == (friend_code_count * scrambled_friend_code_size),
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"Wrong input buffer size");
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size_t out_buffer_size;
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VAddr unscrambled_friend_codes = rp.PeekStaticBuffer(0, &out_buffer_size);
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ASSERT_MSG(out_buffer_size == (friend_code_count * friend_code_size),
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"Wrong output buffer size");
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for (u32 current = 0; current < friend_code_count; ++current) {
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// TODO(B3N30): Unscramble the codes and compare them against the friend list
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// Only write 0 if the code isn't in friend list, otherwise write the
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// unscrambled one
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//
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// Code for unscrambling (should be compared to HW):
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// std::array<u16, 6> scambled_friend_code;
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// Memory::ReadBlock(scrambled_friend_codes+(current*scrambled_friend_code_size),
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// scambled_friend_code.data(), scrambled_friend_code_size); std::array<u16, 4>
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// unscrambled_friend_code; unscrambled_friend_code[0] = scambled_friend_code[0] ^
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// scambled_friend_code[5]; unscrambled_friend_code[1] = scambled_friend_code[1] ^
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// scambled_friend_code[5]; unscrambled_friend_code[2] = scambled_friend_code[2] ^
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// scambled_friend_code[5]; unscrambled_friend_code[3] = scambled_friend_code[3] ^
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// scambled_friend_code[5];
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u64 result = 0ull;
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Memory::WriteBlock(unscrambled_friend_codes + (current * sizeof(result)), &result,
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sizeof(result));
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}
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
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rb.Push(RESULT_SUCCESS);
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rb.PushStaticBuffer(unscrambled_friend_codes, out_buffer_size, 0);
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}
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void SetClientSdkVersion(Service::Interface* self) {
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void SetClientSdkVersion(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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u32* cmd_buff = Kernel::GetCommandBuffer();
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@ -95,6 +95,19 @@ void GetMyFriendKey(Service::Interface* self);
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*/
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*/
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void GetMyScreenName(Service::Interface* self);
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void GetMyScreenName(Service::Interface* self);
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/**
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* FRD::UnscrambleLocalFriendCode service function
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* Inputs:
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* 1 : Friend code count
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* 2 : ((count * 12) << 14) | 0x402
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* 3 : Pointer to encoded friend codes. Each is 12 bytes large
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* 64 : ((count * 8) << 14) | 2
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* 65 : Pointer to write decoded local friend codes to. Each is 8 bytes large.
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* Outputs:
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* 1 : Result of function, 0 on success, otherwise error code
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*/
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void UnscrambleLocalFriendCode(Service::Interface* self);
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/**
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/**
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* FRD::SetClientSdkVersion service function
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* FRD::SetClientSdkVersion service function
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* Inputs:
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* Inputs:
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@ -36,7 +36,7 @@ const Interface::FunctionInfo FunctionTable[] = {
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{0x00190042, nullptr, "GetFriendFavoriteGame"},
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{0x00190042, nullptr, "GetFriendFavoriteGame"},
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{0x001A00C4, nullptr, "GetFriendInfo"},
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{0x001A00C4, nullptr, "GetFriendInfo"},
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{0x001B0080, nullptr, "IsIncludedInFriendList"},
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{0x001B0080, nullptr, "IsIncludedInFriendList"},
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{0x001C0042, nullptr, "UnscrambleLocalFriendCode"},
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{0x001C0042, UnscrambleLocalFriendCode, "UnscrambleLocalFriendCode"},
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{0x001D0002, nullptr, "UpdateGameModeDescription"},
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{0x001D0002, nullptr, "UpdateGameModeDescription"},
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{0x001E02C2, nullptr, "UpdateGameMode"},
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{0x001E02C2, nullptr, "UpdateGameMode"},
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{0x001F0042, nullptr, "SendInvitation"},
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{0x001F0042, nullptr, "SendInvitation"},
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