BinaryWriter: add a way to access the temp array.

That way, I'll be able to easily compute the CRC32 of it.

src/CMakeLists.txt

@@ -136,7 +136,7 @@ add_executable(MassBuilderSaveTool WIN32
     Mass/WeaponPart.h
     Maps/Accessories.h
     Maps/ArmourSets.h
-    Maps/ArmourSlots.h
+    Maps/ArmourSlots.hpp
     Maps/DamageTypes.hpp
     Maps/LastMissionId.h
     Maps/StoryProgress.h
@@ -144,6 +144,7 @@ add_executable(MassBuilderSaveTool WIN32
     Maps/WeaponTypes.hpp
     ToastQueue/ToastQueue.h
     ToastQueue/ToastQueue.cpp
+    Utilities/Crc32.h
     FontAwesome/IconsFontAwesome5.h
     FontAwesome/IconsFontAwesome5Brands.h
     resource.rc

src/Maps/ArmourSlots.h

@@ -1,61 +0,0 @@
-#pragma once
-
-// MassBuilderSaveTool
-// Copyright (C) 2021-2022 Guillaume Jacquemin
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program.  If not, see <https://www.gnu.org/licenses/>.
-
-#include <string>
-#include <unordered_map>
-
-static const std::unordered_map<std::string, const char*> armour_slots {
-    {"enuArmorSlots::NewEnumerator0",  "Face"},
-    {"enuArmorSlots::NewEnumerator1",  "Upper head"},
-    {"enuArmorSlots::NewEnumerator2",  "Lower head"},
-    {"enuArmorSlots::NewEnumerator3",  "Neck"},
-    {"enuArmorSlots::NewEnumerator4",  "Upper body"},
-    {"enuArmorSlots::NewEnumerator5",  "Middle body"},
-    {"enuArmorSlots::NewEnumerator23", "Backpack"},
-    {"enuArmorSlots::NewEnumerator6",  "Lower body"},
-    {"enuArmorSlots::NewEnumerator7",  "Front waist"},
-    {"enuArmorSlots::NewEnumerator8",  "Left front skirt"},
-    {"enuArmorSlots::NewEnumerator9",  "Right front skirt"},
-    {"enuArmorSlots::NewEnumerator10", "Left side skirt"},
-    {"enuArmorSlots::NewEnumerator11", "Right side skirt"},
-    {"enuArmorSlots::NewEnumerator12", "Left back skirt"},
-    {"enuArmorSlots::NewEnumerator13", "Right side skirt"},
-    {"enuArmorSlots::NewEnumerator14", "Back waist"},
-    {"enuArmorSlots::NewEnumerator15", "Left shoulder"},
-    {"enuArmorSlots::NewEnumerator16", "Right shoulder"},
-    {"enuArmorSlots::NewEnumerator17", "Left upper arm"},
-    {"enuArmorSlots::NewEnumerator18", "Right upper arm"},
-    {"enuArmorSlots::NewEnumerator19", "Left elbow"},
-    {"enuArmorSlots::NewEnumerator20", "Right elbow"},
-    {"enuArmorSlots::NewEnumerator21", "Left lower arm"},
-    {"enuArmorSlots::NewEnumerator22", "Right lower arm"},
-    {"enuArmorSlots::NewEnumerator24", "Left hand"},
-    {"enuArmorSlots::NewEnumerator25", "Right hand"},
-    {"enuArmorSlots::NewEnumerator26", "Left upper leg"},
-    {"enuArmorSlots::NewEnumerator27", "Right upper leg"},
-    {"enuArmorSlots::NewEnumerator28", "Left knee"},
-    {"enuArmorSlots::NewEnumerator29", "Right knee"},
-    {"enuArmorSlots::NewEnumerator30", "Left lower leg"},
-    {"enuArmorSlots::NewEnumerator31", "Right lower leg"},
-    {"enuArmorSlots::NewEnumerator32", "Left ankle"},
-    {"enuArmorSlots::NewEnumerator33", "Right ankle"},
-    {"enuArmorSlots::NewEnumerator34", "Left heel"},
-    {"enuArmorSlots::NewEnumerator35", "Right heel"},
-    {"enuArmorSlots::NewEnumerator36", "Left foot"},
-    {"enuArmorSlots::NewEnumerator37", "Right foot"},
-};

src/Maps/ArmourSlots.hpp

@@ -0,0 +1,56 @@
+// MassBuilderSaveTool
+// Copyright (C) 2021-2022 Guillaume Jacquemin
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#ifdef c
+c(Face,            "enuArmorSlots::NewEnumerator0",  "Face")
+c(UpperHead,       "enuArmorSlots::NewEnumerator1",  "Upper head")
+c(LowerHead,       "enuArmorSlots::NewEnumerator2",  "Lower head")
+c(Neck,            "enuArmorSlots::NewEnumerator3",  "Neck")
+c(UpperBody,       "enuArmorSlots::NewEnumerator4",  "Upper body")
+c(MiddleBody,      "enuArmorSlots::NewEnumerator5",  "Middle body")
+c(LowerBody,       "enuArmorSlots::NewEnumerator6",  "Lower body")
+c(FrontWaist,      "enuArmorSlots::NewEnumerator7",  "Front waist")
+c(LeftFrontSkirt,  "enuArmorSlots::NewEnumerator8",  "Left front skirt")
+c(RightFrontSkirt, "enuArmorSlots::NewEnumerator9",  "Right front skirt")
+c(LeftSideSkirt,   "enuArmorSlots::NewEnumerator10", "Left side skirt")
+c(RightSideSkirt,  "enuArmorSlots::NewEnumerator11", "Right side skirt")
+c(LeftBackSkirt,   "enuArmorSlots::NewEnumerator12", "Left back skirt")
+c(RightBackSkirt,  "enuArmorSlots::NewEnumerator13", "Right back skirt")
+c(BackWaist,       "enuArmorSlots::NewEnumerator14", "Back waist")
+c(LeftShoulder,    "enuArmorSlots::NewEnumerator15", "Left shoulder")
+c(RightShoulder,   "enuArmorSlots::NewEnumerator16", "Right shoulder")
+c(LeftUpperArm,    "enuArmorSlots::NewEnumerator17", "Left upper arm")
+c(RightUpperArm,   "enuArmorSlots::NewEnumerator18", "Right upper arm")
+c(LeftElbow,       "enuArmorSlots::NewEnumerator19", "Left elbow")
+c(RightElbow,      "enuArmorSlots::NewEnumerator20", "Right elbow")
+c(LeftLowerArm,    "enuArmorSlots::NewEnumerator21", "Left lower arm")
+c(RightLowerArm,   "enuArmorSlots::NewEnumerator22", "Right lower arm")
+c(Backpack,        "enuArmorSlots::NewEnumerator23", "Backpack")
+c(LeftHand,        "enuArmorSlots::NewEnumerator24", "Left hand")
+c(RightHand,       "enuArmorSlots::NewEnumerator25", "Right hand")
+c(LeftUpperLeg,    "enuArmorSlots::NewEnumerator26", "Left upper leg")
+c(RightUpperLeg,   "enuArmorSlots::NewEnumerator27", "Right upper leg")
+c(LeftKnee,        "enuArmorSlots::NewEnumerator28", "Left knee")
+c(RightKnee,       "enuArmorSlots::NewEnumerator29", "Right knee")
+c(LeftLowerLeg,    "enuArmorSlots::NewEnumerator30", "Left lower leg")
+c(RightLowerLeg,   "enuArmorSlots::NewEnumerator31", "Right lower leg")
+c(LeftAnkle,       "enuArmorSlots::NewEnumerator32", "Left ankle")
+c(RightAnkle,      "enuArmorSlots::NewEnumerator33", "Right ankle")
+c(LeftHeel,        "enuArmorSlots::NewEnumerator34", "Left heel")
+c(RightHeel,       "enuArmorSlots::NewEnumerator35", "Right heel")
+c(LeftFoot,        "enuArmorSlots::NewEnumerator36", "Left foot")
+c(RightFoot,       "enuArmorSlots::NewEnumerator37", "Right foot")
+#endif

src/Mass/ArmourPart.h

@@ -28,8 +28,49 @@
 using namespace Corrade;
 using namespace Magnum;
 
+enum class ArmourSlot {
+    Face            = 0,
+    UpperHead       = 1,
+    LowerHead       = 2,
+    Neck            = 3,
+    UpperBody       = 4,
+    MiddleBody      = 5,
+    LowerBody       = 6,
+    FrontWaist      = 7,
+    LeftFrontSkirt  = 8,
+    RightFrontSkirt = 9,
+    LeftSideSkirt   = 10,
+    RightSideSkirt  = 11,
+    LeftBackSkirt   = 12,
+    RightBackSkirt  = 13,
+    BackWaist       = 14,
+    LeftShoulder    = 15,
+    RightShoulder   = 16,
+    LeftUpperArm    = 17,
+    RightUpperArm   = 18,
+    LeftElbow       = 19,
+    RightElbow      = 20,
+    LeftLowerArm    = 21,
+    RightLowerArm   = 22,
+    Backpack        = 23,
+    LeftHand        = 24,
+    RightHand       = 25,
+    LeftUpperLeg    = 26,
+    RightUpperLeg   = 27,
+    LeftKnee        = 28,
+    RightKnee       = 29,
+    LeftLowerLeg    = 30,
+    RightLowerLeg   = 31,
+    LeftAnkle       = 32,
+    RightAnkle      = 33,
+    LeftHeel        = 34,
+    RightHeel       = 35,
+    LeftFoot        = 36,
+    RightFoot       = 37,
+};
+
 struct ArmourPart {
-    std::string slot;
+    ArmourSlot slot = ArmourSlot::Face;
     Int id = 0;
     Containers::StaticArray<4, Int> styles{ValueInit};
     UnsignedInt demoDecals = 8;

src/Mass/Mass.cpp

@@ -583,7 +583,15 @@ void Mass::getArmourParts() {
         auto part_prop = armour_array->at<GenericStructProperty>(i);
         auto& part = _armour.parts[i];
 
-        part.slot = part_prop->at<ByteProperty>("Slot_3_408BA56F4C9605C7E805CF91B642249C")->enumValue;
+        auto& armour_slot = part_prop->at<ByteProperty>("Slot_3_408BA56F4C9605C7E805CF91B642249C")->enumValue;
+        #define c(enumerator, strenum, name) if(armour_slot == (strenum)) { part.slot = ArmourSlot::enumerator; } else
+        #include "../Maps/ArmourSlots.hpp"
+        #undef c
+        {
+            _state = State::Invalid;
+            Utility::Warning{} << "Invalid armour slot enum value in getArmourParts().";
+        }
+
         part.id = part_prop->at<IntProperty>("ID_5_ACD101864D3481DE96EDACACC09BDD25")->value;
 
         auto part_styles = part_prop->at<ArrayProperty>("Styles_47_3E31870441DFD7DB8BEE5C85C26B365B");
@@ -644,8 +652,16 @@ auto Mass::writeArmourPart(UnsignedLong index) -> bool {
 
     auto& part = _armour.parts[index];
 
-    if(part_prop->at<ByteProperty>("Slot_3_408BA56F4C9605C7E805CF91B642249C")->enumValue != part.slot) {
+    auto& armour_slot = part_prop->at<ByteProperty>("Slot_3_408BA56F4C9605C7E805CF91B642249C")->enumValue;
-        return false;
+    switch(part.slot) {
+        #define c(enumerator, strenum, name) case ArmourSlot::enumerator:                                      \
+                                                 if((strenum) != armour_slot) {                                \
+                                                     _lastError = "Armour part slot doesn't match save file."; \
+                                                     return false;                                             \
+                                                 }                                                             \
+                                                 break;
+        #include "../Maps/ArmourSlots.hpp"
+        #undef c
     }
 
     part_prop->at<IntProperty>("ID_5_ACD101864D3481DE96EDACACC09BDD25")->value = part.id;

src/SaveTool/SaveTool_MassViewer.cpp

@@ -20,7 +20,6 @@
 
 #include "../Maps/Accessories.h"
 #include "../Maps/ArmourSets.h"
-#include "../Maps/ArmourSlots.h"
 #include "../Maps/StyleNames.h"
 
 #include "../FontAwesome/IconsFontAwesome5.h"
@@ -458,6 +457,12 @@ void SaveTool::drawArmour() {
         return;
     }
 
+    static const char* slot_labels[] = {
+        #define c(enumerator, strenum, name) name,
+        #include "../Maps/ArmourSlots.hpp"
+        #undef c
+    };
+
     for(UnsignedInt i = 0; i < _currentMass->armourParts().size(); i++) {
         ImGui::PushID(i);
 
@@ -468,10 +473,10 @@ void SaveTool::drawArmour() {
         std::memset(header, '\0', 129);
 
         if(armour_sets.find(part.id) != armour_sets.cend()) {
-            std::snprintf(header, 128, "%s: %s###%s", armour_slots.at(part.slot), armour_sets.at(part.id).name, part.slot.c_str());
+            std::snprintf(header, 128, "%s: %s###%u", slot_labels[UnsignedInt(part.slot)], armour_sets.at(part.id).name, UnsignedInt(part.slot));
         }
         else {
-            std::snprintf(header, 128, "%s: %i###%s", armour_slots.at(part.slot), part.id, part.slot.c_str());
+            std::snprintf(header, 128, "%s: %i###%u", slot_labels[UnsignedInt(part.slot)], part.id, UnsignedInt(part.slot));
         }
 
         if(ImGui::CollapsingHeader(header)) {
@@ -479,7 +484,7 @@ void SaveTool::drawArmour() {
 
             ImGui::SetNextItemWidth(ImGui::GetContentRegionAvailWidth() * 0.491f);
             if(ImGui::BeginListBox("##ChangePart")) {
-                if(std::strncmp("Neck", armour_slots.at(part.slot), 4) != 0) {
+                if(std::strncmp("Neck", slot_labels[UnsignedInt(part.slot)], 4) != 0) {
                     for(auto& set : armour_sets) {
                         if(ImGui::Selectable(set.second.name, set.first == part.id, ImGuiSelectableFlags_SpanAvailWidth)) {
                             part.id = set.first;
@@ -862,7 +867,7 @@ void SaveTool::drawWeaponEditor(Weapon& weapon) {
     }
 
     ImGui::AlignTextToFramePadding();
-    const char* labels[] {
+    static const char* labels[] {
         #define c(enumerator, strenum, name) name,
         #include "../Maps/WeaponTypes.hpp"
         #undef c

src/UESaveFile/BinaryWriter.cpp

@@ -46,6 +46,10 @@ auto BinaryWriter::position() -> Long {
     return _ftelli64(_file);
 }
 
+auto BinaryWriter::array() const -> Containers::ArrayView<const char> {
+    return _data;
+}
+
 auto BinaryWriter::arrayPosition() const -> UnsignedLong {
     return _index;
 }

src/UESaveFile/BinaryWriter.h

@@ -45,6 +45,7 @@ class BinaryWriter {
 
         auto position() -> Long;
 
+        auto array() const -> Containers::ArrayView<const char>;
         auto arrayPosition() const -> UnsignedLong;
         auto flushToFile() -> bool;
 
@@ -74,7 +75,7 @@ class BinaryWriter {
 
         template<typename T, typename U = std::conditional_t<std::is_trivially_copyable<T>::value, T, T&>>
         auto writeValueToArray(U value) -> UnsignedLong {
-            Containers::ArrayView<U> view{&value, 1};
+            Containers::ArrayView<T> view{&value, 1};
             return writeDataToArray(view);
         }
 

src/Utilities/Crc32.h

@@ -0,0 +1,62 @@
+#pragma once
+
+// MassBuilderSaveTool
+// Copyright (C) 2021-2022 Guillaume Jacquemin
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#include <Corrade/Containers/ArrayView.h>
+#include <Corrade/Containers/StaticArray.h>
+
+#include <Magnum/Types.h>
+
+using namespace Corrade;
+using namespace Magnum;
+
+struct Crc32 {
+    static const Containers::StaticArray<256, UnsignedInt> table;
+
+    static auto update(UnsignedInt initial, Containers::ArrayView<const void> data) -> UnsignedInt {
+        UnsignedInt c = initial ^ 0xFFFFFFFF;
+        auto u = Containers::arrayCast<const UnsignedByte>(data);
+
+        for(std::size_t i = 0; i < data.size(); ++i) {
+            c = table[(c ^ u[i]) & 0xFF] ^ (c >> 8);
+        }
+
+        return c ^ 0xFFFFFFFF;
+    }
+};
+
+const Containers::StaticArray<256, UnsignedInt> Crc32::table = []{
+    UnsignedInt polynomial = 0xEDB88320;
+    Containers::StaticArray<256, UnsignedInt> temp{ValueInit};
+
+    for(UnsignedInt i = 0; i < 256; i++) {
+        UnsignedInt c = i;
+
+        for(std::size_t j = 0; j < 8; j++) {
+            if(c & 1) {
+                c = polynomial ^ (c >> 1);
+            }
+            else {
+                c >>= 1;
+            }
+        }
+
+        temp[i] = c;
+    }
+
+    return temp;
+}();