Copy JKernel (#126)

* start JSystem

* JKRAram and JUTGamePad

* started heap and thread

* more JKernel

* mostly finished JKernel

* delete unused asm

* JKRFileFinder

* delete unused asm and match findNextFile

* format

* fix mtx_vec

include/JSystem/JSupport/JSUFileStream.h

@@ -1,6 +1,21 @@
 #ifndef JSUFILESTREAM_H
 #define JSUFILESTREAM_H
 
+#include "JSystem/JSupport/JSURandomInputStream.h"
 #include "dolphin/types.h"
 
+struct JKRFile;
+
+class JSUFileInputStream : public JSURandomInputStream {
+public:
+    virtual ~JSUFileInputStream();
+
+    // TODO: fix return values
+    /* 802DC638 */ JSUFileInputStream(JKRFile*);
+    /* 802DC67C */ s32 readData(void*, s32);
+    /* 802DC74C */ void seekPos(s32, JSUStreamSeekFrom);
+    /* 802DC82C */ s32 getLength() const;
+    /* 802DC85C */ s32 getPosition() const;
+};
+
 #endif /* JSUFILESTREAM_H */

include/JSystem/JSupport/JSUInputStream.h

@@ -1,6 +1,22 @@
 #ifndef JSUINPUTSTREAM_H
 #define JSUINPUTSTREAM_H
 
+#include "JSystem/JSupport/JSUIosBase.h"
 #include "dolphin/types.h"
 
+struct JSUStreamSeekFrom {};
+
+class JSUInputStream : public JSUIosBase {
+public:
+    JSUInputStream();
+    virtual ~JSUInputStream();
+
+    /* vt[3] */ virtual s32 getAvailable() const = 0;
+    /* vt[4] */ virtual s32 skip(s32);
+    /* vt[5] */ virtual s32 readData(void*, s32) = 0;
+
+    // TODO: return value probably wrong
+    /* 802DC298 */ void read(void*, s32);
+};
+
 #endif /* JSUINPUTSTREAM_H */

include/JSystem/JSupport/JSUIosBase.h

@@ -0,0 +1,24 @@
+#ifndef JSUIOSBASE_H_
+#define JSUIOSBASE_H_
+
+#include "dolphin/types.h"
+
+enum EIoState {
+    IOS_STATE_1 = 1,
+};
+
+class JSUIosBase {
+public:
+    JSUIosBase() { mState = false; }
+
+    virtual ~JSUIosBase();
+
+    bool isGood() const { return mState == 0; }
+    void clrState(EIoState state) { mState &= ~state; }
+    void setState(EIoState state) { mState |= state; }
+
+private:
+    u8 mState;
+};
+
+#endif

include/JSystem/JSupport/JSUList.h

@@ -3,4 +3,255 @@
 
 #include "dolphin/types.h"
 
+template <typename T>
+class JSUList;
+
+//
+// Link
+//
+
+class JSUPtrList;
+class JSUPtrLink {
+public:
+    JSUPtrLink(void* object);
+    ~JSUPtrLink();
+
+    void* getObjectPtr() const { return mObject; }
+
+    JSUPtrList* getList() const { return mList; }
+
+    JSUPtrLink* getNext() const { return mNext; }
+
+    JSUPtrLink* getPrev() const { return mPrev; }
+
+public:
+    void* mObject;
+    JSUPtrList* mList;
+    JSUPtrLink* mPrev;
+    JSUPtrLink* mNext;
+};
+
+template <typename T>
+class JSULink : public JSUPtrLink {
+public:
+    JSULink(T* object) : JSUPtrLink((void*)object) {}
+
+    T* getObject() const { return (T*)getObjectPtr(); }
+
+    JSUList<T>* getSupervisor() const { return (JSUList<T>*)this->getList(); }
+
+    JSULink<T>* getNext() const { return (JSULink<T>*)this->JSUPtrLink::getNext(); }
+
+    JSULink<T>* getPrev() const { return (JSULink<T>*)this->JSUPtrLink::getPrev(); }
+};
+
+//
+// List
+//
+
+class JSUPtrList {
+public:
+    JSUPtrList() { this->initiate(); }
+
+    JSUPtrList(bool init);
+    ~JSUPtrList();
+
+    void initiate();
+    void setFirst(JSUPtrLink* first);
+    bool append(JSUPtrLink* ptr);
+    bool prepend(JSUPtrLink* ptr);
+    bool insert(JSUPtrLink* before, JSUPtrLink* ptr);
+    bool remove(JSUPtrLink* ptr);
+    JSUPtrLink* getNthLink(u32 i) const;
+
+    JSUPtrLink* getFirstLink() const { return mHead; }
+
+    JSUPtrLink* getLastLink() const { return mTail; }
+
+    u32 getNumLinks() const { return mLength; }
+
+private:
+    JSUPtrLink* mHead;
+    JSUPtrLink* mTail;
+    u32 mLength;
+};
+
+template <typename T>
+class JSUList : public JSUPtrList {
+public:
+    JSUList() : JSUPtrList() {}
+
+    JSUList(bool init) : JSUPtrList(init) {}
+
+    bool append(JSULink<T>* link) { return this->JSUPtrList::append((JSUPtrLink*)link); }
+
+    bool prepend(JSULink<T>* link) { return this->JSUPtrList::prepend((JSUPtrLink*)link); }
+
+    bool insert(JSULink<T>* before, JSULink<T>* link) {
+        return this->JSUPtrList::insert((JSUPtrLink*)before, (JSUPtrLink*)link);
+    }
+
+    bool remove(JSULink<T>* link) { return this->JSUPtrList::remove((JSUPtrLink*)link); }
+
+    JSULink<T>* getFirst() const { return (JSULink<T>*)getFirstLink(); }
+
+    JSULink<T>* getLast() const { return (JSULink<T>*)getLastLink(); }
+
+    JSULink<T>* getEnd() const { return NULL; }
+
+    u32 getNumLinks() const { return this->JSUPtrList::getNumLinks(); }
+};
+
+template <typename T>
+class JSUListIterator {
+public:
+    JSUListIterator() : mLink(NULL) {}
+    JSUListIterator(JSULink<T>* link) : mLink(link) {}
+    JSUListIterator(JSUList<T>* list) : mLink(list->getFirst()) {}
+
+    JSUListIterator<T>& operator=(JSULink<T>* link) {
+        this->mLink = link;
+        return *this;
+    }
+
+    T* getObject() { return this->mLink->getObject(); }
+
+    bool operator==(JSULink<T> const* other) const { return this->mLink == other; }
+    bool operator!=(JSULink<T> const* other) const { return this->mLink != other; }
+    bool operator==(JSUListIterator<T> const& other) const { return this->mLink == other.mLink; }
+    bool operator!=(JSUListIterator<T> const& other) const { return this->mLink != other.other; }
+
+    JSUListIterator<T> operator++(int) {
+        JSUListIterator<T> prev = *this;
+        this->mLink = this->mLink->getNext();
+        return prev;
+    }
+
+    JSUListIterator<T>& operator++() {
+        this->mLink = this->mLink->getNext();
+        return *this;
+    }
+
+    JSUListIterator<T> operator--(int) {
+        JSUListIterator<T> prev = *this;
+        this->mLink = this->mLink->getPrev();
+        return prev;
+    }
+
+    JSUListIterator<T>& operator--() {
+        this->mLink = this->mLink->getPrev();
+        return *this;
+    }
+
+    T& operator*() { return *this->getObject(); }
+
+    T* operator->() { return this->getObject(); }
+
+private:
+    JSULink<T>* mLink;
+};
+
+//
+// Tree
+//
+
+#define JSU_TREE_FROM_LINK(T, LINK) (JSUTree<T>*)(((u8*)(LINK)) - 12)
+#define JSU_TREE_LINK_IF_NOT_NULL(TREE)                                                            \
+    if (TREE) {                                                                                    \
+        TREE = (JSUTree<T>*)(&(TREE)->mLink);                                                      \
+    }
+
+#define _JSU_TREE_AS_LINK(TREE) ((JSULink<T>*)(TREE))
+
+template <typename T>
+class JSUTree {
+public:
+    JSUTree(T* owner) : mList(), mLink(owner) {}
+    ~JSUTree() {}
+
+    bool appendChild(JSUTree<T>* child) {
+        JSU_TREE_LINK_IF_NOT_NULL(child);
+        return this->mList.append(_JSU_TREE_AS_LINK(child));
+    }
+
+    bool removeChild(JSUTree<T>* child) {
+        JSU_TREE_LINK_IF_NOT_NULL(child);
+        return this->mList.remove(_JSU_TREE_AS_LINK(child));
+    }
+
+    bool insertChild(JSUTree<T>* before, JSUTree<T>* child) {
+        JSU_TREE_LINK_IF_NOT_NULL(before);
+        JSU_TREE_LINK_IF_NOT_NULL(child);
+        return this->mList.insert(_JSU_TREE_AS_LINK(before), _JSU_TREE_AS_LINK(child));
+    }
+
+    JSUTree<T>* getEndChild() const { return NULL; }
+
+    JSUTree<T>* getFirstChild() const {
+        JSULink<T>* link = this->mList.getFirst();
+        return link ? JSU_TREE_FROM_LINK(T, link) : (JSUTree<T>*)link;
+    }
+
+    JSUTree<T>* getLastChild() const {
+        JSULink<T>* link = this->mList.getLast();
+        return link ? JSU_TREE_FROM_LINK(T, link) : (JSUTree<T>*)link;
+    }
+
+    JSUTree<T>* getNextChild() const {
+        JSULink<T>* link = this->mLink.getNext();
+        return link ? JSU_TREE_FROM_LINK(T, link) : (JSUTree<T>*)link;
+    }
+
+    JSUTree<T>* getPrevChild() const {
+        JSULink<T>* link = this->mLink.getPrev();
+        return link ? JSU_TREE_FROM_LINK(T, link) : (JSUTree<T>*)link;
+    }
+
+    u32 getNumChildren() const { return this->mList.getNumLinks(); }
+
+    T* getObject() const { return this->mLink.getObject(); }
+
+    JSUTree<T>* getParent() const { return (JSUTree<T>*)this->mLink.getList(); }
+
+private:
+    JSUList<T> mList;
+    JSULink<T> mLink;
+};
+
+template <typename T>
+class JSUTreeIterator {
+public:
+    JSUTreeIterator() : mTree(NULL) {}
+    JSUTreeIterator(JSUTree<T>* tree) : mTree(tree) {}
+
+    JSUTreeIterator<T>& operator=(JSUTree<T>* tree) {
+        this->mTree = tree;
+        return *this;
+    }
+
+    T* getObject() { return this->mTree->getObject(); }
+
+    bool operator==(JSUTree<T>* other) { return this->mTree == other; }
+
+    bool operator!=(JSUTree<T>* other) { return this->mTree != other; }
+
+    JSUTreeIterator<T> operator++(int) {
+        JSUTreeIterator<T> prev = *this;
+        this->mTree = this->mTree->getNextChild();
+        return prev;
+    }
+
+    JSUTreeIterator<T>& operator++() {
+        this->mTree = this->mTree->getNextChild();
+        return *this;
+    }
+
+    T& operator*() { return *this->getObject(); }
+
+    T* operator->() { return this->getObject(); }
+
+private:
+    JSUTree<T>* mTree;
+};
+
 #endif /* JSULIST_H */

include/JSystem/JSupport/JSURandomInputStream.h

@@ -0,0 +1,25 @@
+#ifndef JSURANDOMINPUTSTREAM_H_
+#define JSURANDOMINPUTSTREAM_H_
+
+#include "JSystem/JSupport/JSUInputStream.h"
+#include "dolphin/types.h"
+
+class JSURandomInputStream : public JSUInputStream {
+public:
+    JSURandomInputStream();
+    virtual ~JSURandomInputStream();
+
+    /* vt[3] */ virtual s32 getAvailable() const; /* override */
+    /* vt[4] */ virtual s32 skip(s32);            /* override */
+    /* vt[5] */ virtual s32 readData(void*, s32) = 0;
+    /* vt[6] */ virtual s32 getLength() const = 0;
+    /* vt[7] */ virtual s32 getPosition() const = 0;
+    /* vt[7] */ virtual s32 seekPos() = 0;
+
+    // TODO: fix return types
+    /* 802DC370 */ void align(s32);
+    /* 802DC458 */ void peek(void*, s32);
+    /* 802DC4DC */ void seek(s32, JSUStreamSeekFrom);
+};
+
+#endif