DP-S_Script/示例项目/独立掉落/独立掉落.nut

function api_copy_mapinfo_items_between_lists(list_dest, list_src) {
    local it = Memory.alloc(4);
    local end = Memory.alloc(4);
    local next = Memory.alloc(4);
    Sq_CallFunc(S_Ptr("0x08152B88"), "int", ["pointer", "pointer"], it.C_Object, list_src.C_Object);
    Sq_CallFunc(S_Ptr("0x08152BBE"), "int", ["pointer", "pointer"], end.C_Object, list_src.C_Object);

    while (Sq_CallFunc(S_Ptr("0x08311E70"), "bool", ["pointer", "pointer"], it.C_Object, end.C_Object)) {
        local map_item = Sq_CallFunc(S_Ptr("0x08311EBC"), "pointer", ["pointer"], it.C_Object);
        Sq_CallFunc(S_Ptr("0x08152B52"), "pointer", ["pointer", "pointer"], list_dest.C_Object, map_item);
        Sq_CallFunc(S_Ptr("0x08311E84"), "pointer", ["pointer", "pointer"], next.C_Object, it.C_Object);
    }
}


function validate_pickup_permission(user, drop_id) {
    if (!user || !drop_id) {
        return 1;
    }

    local SUser = User(user);
    local SParty = SUser.GetParty();
    local SBattleField = SParty.GetBattleField();
    local fit = Memory.alloc(4);

    local currentMapInfo = Sq_CallFunc(S_Ptr("0x0822CBCC"), "pointer", ["pointer"], SBattleField.C_Object);
    local drop_id_ptr = Memory.alloc(4);
    drop_id_ptr.writeInt(drop_id);

    Sq_CallFunc(S_Ptr("0x08152532"), "pointer", ["pointer", "pointer", "pointer"], fit.C_Object, NativePointer(currentMapInfo).add(36).C_Object, drop_id_ptr.C_Object);

    local find_map_item = NativePointer(Sq_CallFunc(S_Ptr("0x081529B4"), "pointer", ["pointer"], fit.C_Object)).add(4);
    if (!find_map_item.C_Object) {
        return 1;
    }

    local find_map_item_index = find_map_item.readU8();
    if (!find_map_item_index)
        return 0;

    local find_map_item_partyIndex = find_map_item.add(8).readU32();

    if (find_map_item_partyIndex< 1 || find_map_item_partyIndex > 4)
        return 0;

    local cur_partyIndex = -1;
    SParty.ForeachMember(function(PSUser, Index) {
        if (PSUser.GetCID() == SUser.GetCID()) {
            cur_partyIndex = Index + 1;
        }
    });

    if (cur_partyIndex == find_map_item_partyIndex)
        return 0;
    return 1;
}


function _Dps_IndependentDrop_Main_() {
    Cb_Battle_Field_MakeDropItems_Enter_Func._DPS_IndepentDrop <- function(args) {
        local SParty = Party(NativePointer(args[0]).readPointer());
        local map_monster_param = NativePointer(Haker.CpuContext.ebp).add(0x10).readPointer();
        local monster_uid = NativePointer(NativePointer(Haker.CpuContext.ebp).add(0x18).readPointer()).readU16();

        SParty.ForeachMember(function(SUser, Index) {
            local user_item_list = Memory.alloc(8);
            Sq_CallFunc(S_Ptr("0x08152A2C"), "pointer", ["pointer"], user_item_list.C_Object);

            Sq_CallFunc(S_Ptr("0x0830ADF6"), "void", ["pointer", "pointer", "pointer", "pointer", "int", "int", "int", "int", "int", "pointer", "float", "int"], args[0], user_item_list.C_Object, args[2], args[3], Index + 1, 1, args[6], args[7], args[8], args[9], args[10], args[11]);

            api_copy_mapinfo_items_between_lists(NativePointer(args[1]), user_item_list);

            local Pack = Packet();
            Sq_CallFunc(S_Ptr("0x0830B8CC"), "pointer", ["pointer", "pointer", "pointer", "int", "int", "pointer", "pointer"], args[0], Pack.C_Object, user_item_list.C_Object, monster_uid, Index + 1, args[3], map_monster_param);
            SUser.Send(Pack);
            Pack.Delete();

            Sq_CallFunc(S_Ptr("0x08151F6E"), "pointer", ["pointer"], user_item_list.C_Object);
        });

        //跳过原逻辑
        Sq_WriteByteArr(S_Ptr("0x830ADFC"), Haker.AsmGenerateMcd(
            "pop ebx",
            "pop esi",
            "pop edi",
            "pop ebp",
            "ret"));
        return null;
    };
    Cb_Battle_Field_MakeDropItems_Leave_Func._DPS_IndepentDrop <- function(args) {
        //还原
        Sq_WriteByteArr(S_Ptr("0x830ADFC"), [0x81, 0xec, 0x7c, 0x01, 0x00, 0x00, 0x8B, 0x55, 0x18]);
        return null;
    }


    //跳过原本的怪物死亡掉落包构造
    CBattle_Field_MakeNotiPacketDieMonster_DPS_IndepentDrop_JmpFlag <- false;
    Cb_CBattle_Field_MakeNotiPacketDieMonster_Enter_Func._DPS_IndepentDrop <- function(args) {
        if (Haker.NextReturnAddress == "0x830ce08") {
            local v109 = NativePointer(NativePointer(Haker.CpuContext.ebp).sub(0x90).readPointer());
            local v106 = NativePointer(Haker.CpuContext.ebp).sub(0x96)
            if (v109.add(44).readU32() == 100 && v106.readU8() != 1 && NativePointer(args[0]).add(109 * 4).readU32() != 1) {
                //跳过原逻辑
                Sq_WriteByteArr(S_Ptr("0x830B8D3"), Haker.AsmGenerateMcd(
                    "add esp , 64",
                    "pop ebx",
                    "pop ebp",
                    "ret"));
                CBattle_Field_MakeNotiPacketDieMonster_DPS_IndepentDrop_JmpFlag = true;
            }
        }
        return null;
    };
    Cb_CBattle_Field_MakeNotiPacketDieMonster_Leave_Func._DPS_IndepentDrop <- function(args) {
        if (CBattle_Field_MakeNotiPacketDieMonster_DPS_IndepentDrop_JmpFlag) {
            CBattle_Field_MakeNotiPacketDieMonster_DPS_IndepentDrop_JmpFlag = false;
            Sq_WriteByteArr(S_Ptr("0x830B8D3"), [0x8B, 0x45, 0x18, 0x66, 0x89, 0x45, 0xB4, 0x8B, 0x45, 0x0C]);
            return 1;
        }
        return null;
    };

    //跳过原本的怪物死亡掉落包队伍发包
    CParty_send_to_party_DPS_IndepentDrop_JmpFlag <- false;
    Cb_CParty_send_to_party_Enter_Func._DPS_IndepentDrop <- function(args) {
        if (Haker.NextReturnAddress == "0x85a39db" && Sq_CallFunc(S_Ptr("0x0848F438"), "int", ["pointer"], args[1]) == 0) {
            //跳过原逻辑
            Sq_WriteByteArr(S_Ptr("0x859D154"), Haker.AsmGenerateMcd(
                "add esp , 28",
                "pop ebp",
                "ret"));
            CParty_send_to_party_DPS_IndepentDrop_JmpFlag = true;
        }
        return null;
    };
    Cb_CParty_send_to_party_Leave_Func._DPS_IndepentDrop <- function(args) {
        if (CParty_send_to_party_DPS_IndepentDrop_JmpFlag) {
            Sq_WriteByteArr(S_Ptr("0x859D154"), [0xC7, 0x45, 0xF4, 0x00, 0x00, 0x00, 0x00]);
            return 0;
        }
        return null;
    };

    //DisPatcher_GetItem::check_error 校验用户是否非法捡取物品
    Cb_GetItem_Check_Error_Leave_Func._DPS_IndepentDrop <- function(args) {
        local user = NativePointer(Haker.CpuContext.ebp).add(0xc).readPointer();
        local msg_base = NativePointer(Haker.CpuContext.ebp).add(0x10).readPointer();
        local drop_id = NativePointer(msg_base).add(13).readU16();
        local res = validate_pickup_permission(user, drop_id);
        return res;
    };

    //跳过物品掷点
    Cb_CItem_check_item_routing_Leave_Func._DPS_IndepentDrop <- function(args) {
        return false;
    };

    //取消队友分金币
    Cb_CParty_get_live_count_enter_map_Leave_Func._DPS_IndepentDrop <- function(args) {
        return 1;
    };

    //SS免确认
    Cb_CItem_IsRoutingItem_Leave_Func._DPS_IndepentDrop <- function(args) {
        return 0;
    }
    Sq_WriteByteArr(S_Ptr("0x085A56D0"), [9]);
    Sq_WriteByteArr(S_Ptr("0x085A41D1"), [0xB8, 0x00, 0x00, 0x00, 0x00, 0x90]);
}