Files
archived-Reclass/src/generator.cpp
IChooseYou 7f7bbdcc45 fix: remove isRelative references from generator.cpp
Node::isRelative is not yet in the pushed core.h, breaking CI builds.
2026-03-12 18:07:34 -06:00

1660 lines
70 KiB
C++

#include "generator.h"
#include <QHash>
#include <QVector>
#include <QStringList>
#include <algorithm>
namespace rcx {
namespace {
// ── Identifier sanitisation ──
static QString sanitizeIdent(const QString& name) {
if (name.isEmpty()) return QStringLiteral("unnamed");
QString out;
out.reserve(name.size());
for (QChar c : name) {
if (c.isLetterOrNumber() || c == '_') out += c;
else out += '_';
}
if (!out[0].isLetter() && out[0] != '_')
out.prepend('_');
return out;
}
// ── C type name for a primitive NodeKind ──
static QString cTypeName(NodeKind kind) {
switch (kind) {
case NodeKind::Hex8: return QStringLiteral("uint8_t");
case NodeKind::Hex16: return QStringLiteral("uint16_t");
case NodeKind::Hex32: return QStringLiteral("uint32_t");
case NodeKind::Hex64: return QStringLiteral("uint64_t");
case NodeKind::Int8: return QStringLiteral("int8_t");
case NodeKind::Int16: return QStringLiteral("int16_t");
case NodeKind::Int32: return QStringLiteral("int32_t");
case NodeKind::Int64: return QStringLiteral("int64_t");
case NodeKind::UInt8: return QStringLiteral("uint8_t");
case NodeKind::UInt16: return QStringLiteral("uint16_t");
case NodeKind::UInt32: return QStringLiteral("uint32_t");
case NodeKind::UInt64: return QStringLiteral("uint64_t");
case NodeKind::Float: return QStringLiteral("float");
case NodeKind::Double: return QStringLiteral("double");
case NodeKind::Bool: return QStringLiteral("bool");
case NodeKind::Pointer32: return QStringLiteral("uint32_t");
case NodeKind::Pointer64: return QStringLiteral("uint64_t");
case NodeKind::FuncPtr32: return QStringLiteral("uint32_t");
case NodeKind::FuncPtr64: return QStringLiteral("uint64_t");
case NodeKind::Vec2: return QStringLiteral("float");
case NodeKind::Vec3: return QStringLiteral("float");
case NodeKind::Vec4: return QStringLiteral("float");
case NodeKind::Mat4x4: return QStringLiteral("float");
case NodeKind::UTF8: return QStringLiteral("char");
case NodeKind::UTF16: return QStringLiteral("wchar_t");
default: return QStringLiteral("uint8_t");
}
}
// ── Generator context ──
struct GenContext {
const NodeTree& tree;
QHash<uint64_t, QVector<int>> childMap;
QSet<QString> emittedTypeNames; // struct type names already emitted
QSet<uint64_t> emittedIds; // struct node IDs already emitted
QSet<uint64_t> visiting; // cycle guard
QSet<uint64_t> forwardDeclared; // forward-declared type IDs
QString output;
int padCounter = 0;
const QHash<NodeKind, QString>* typeAliases = nullptr;
bool emitAsserts = false;
QString uniquePadName() {
return QStringLiteral("_pad%1").arg(padCounter++, 4, 16, QChar('0'));
}
// Resolve the C type name for a primitive, consulting aliases first
QString cType(NodeKind kind) const {
if (typeAliases) {
auto it = typeAliases->find(kind);
if (it != typeAliases->end() && !it.value().isEmpty())
return it.value();
}
return cTypeName(kind);
}
// Resolve the canonical type name for a struct/array node
QString structName(const Node& n) const {
if (!n.structTypeName.isEmpty()) return sanitizeIdent(n.structTypeName);
if (!n.name.isEmpty()) return sanitizeIdent(n.name);
return QStringLiteral("anon_%1").arg(n.id, 0, 16);
}
};
// Forward declarations
static void emitStruct(GenContext& ctx, uint64_t structId);
// ── Field line with offset comment (code + marker + comment) ──
// We use a \x01 marker to separate the code part from the offset comment.
// After all output is generated, alignComments() replaces markers with padding.
static const QChar kCommentMarker = QChar(0x01);
static QString offsetComment(int offset, bool isSizeof = false) {
if (isSizeof)
return QString(kCommentMarker) + QStringLiteral("// sizeof 0x%1").arg(QString::number(offset, 16).toUpper());
return QString(kCommentMarker) + QStringLiteral("// 0x%1").arg(QString::number(offset, 16).toUpper());
}
static QString indent(int depth) {
return QString(depth * 4, ' ');
}
static QString emitField(GenContext& ctx, const Node& node, int depth, int baseOffset) {
const NodeTree& tree = ctx.tree;
QString ind = indent(depth);
QString name = sanitizeIdent(node.name.isEmpty()
? QStringLiteral("field_%1").arg(node.offset, 2, 16, QChar('0'))
: node.name);
QString oc = offsetComment(baseOffset + node.offset);
switch (node.kind) {
case NodeKind::Vec2:
return ind + QStringLiteral("%1 %2[2];").arg(ctx.cType(NodeKind::Float), name) + oc;
case NodeKind::Vec3:
return ind + QStringLiteral("%1 %2[3];").arg(ctx.cType(NodeKind::Float), name) + oc;
case NodeKind::Vec4:
return ind + QStringLiteral("%1 %2[4];").arg(ctx.cType(NodeKind::Float), name) + oc;
case NodeKind::Mat4x4:
return ind + QStringLiteral("%1 %2[4][4];").arg(ctx.cType(NodeKind::Float), name) + oc;
case NodeKind::UTF8:
return ind + QStringLiteral("%1 %2[%3];").arg(ctx.cType(NodeKind::UTF8), name).arg(node.strLen) + oc;
case NodeKind::UTF16:
return ind + QStringLiteral("%1 %2[%3];").arg(ctx.cType(NodeKind::UTF16), name).arg(node.strLen) + oc;
case NodeKind::Pointer32:
case NodeKind::Pointer64: {
if (node.refId != 0) {
int refIdx = tree.indexOfId(node.refId);
if (refIdx >= 0) {
QString target = ctx.structName(tree.nodes[refIdx]);
return ind + QStringLiteral("struct %1* %2;").arg(target, name) + oc;
}
}
// Native pointer: use void* when this is the target's natural pointer kind
bool isNativePtr = (node.kind == NodeKind::Pointer32 && ctx.tree.pointerSize <= 4)
|| (node.kind == NodeKind::Pointer64 && ctx.tree.pointerSize >= 8);
if (isNativePtr)
return ind + QStringLiteral("void* %1;").arg(name) + oc;
// Cross-size pointer: fall back to raw integer type
return ind + QStringLiteral("%1 %2;").arg(ctx.cType(node.kind), name) + oc;
}
case NodeKind::FuncPtr32:
return ind + QStringLiteral("void (*%1)();").arg(name) + oc;
case NodeKind::FuncPtr64:
return ind + QStringLiteral("void (*%1)();").arg(name) + oc;
default:
return ind + QStringLiteral("%1 %2;").arg(ctx.cType(node.kind), name) + oc;
}
}
// ── Emit struct body (fields + padding) — Vergilius-style ──
static void emitStructBody(GenContext& ctx, uint64_t structId,
bool isUnion, int depth, int baseOffset) {
const NodeTree& tree = ctx.tree;
int idx = tree.indexOfId(structId);
if (idx < 0) return;
int structSize = tree.structSpan(structId, &ctx.childMap);
QString ind = indent(depth);
QVector<int> allChildren = ctx.childMap.value(structId);
QVector<int> children, staticIdxs;
for (int ci : allChildren) {
if (tree.nodes[ci].isStatic)
staticIdxs.append(ci);
else
children.append(ci);
}
std::sort(children.begin(), children.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
// Helper: emit a padding/hex run as a single collapsed byte array
auto emitPadRun = [&](int relOffset, int size) {
if (size <= 0) return;
ctx.output += ind + QStringLiteral("uint8_t %1[0x%2];%3\n")
.arg(ctx.uniquePadName())
.arg(QString::number(size, 16).toUpper())
.arg(offsetComment(baseOffset + relOffset));
};
int cursor = 0;
int i = 0;
while (i < children.size()) {
const Node& child = tree.nodes[children[i]];
int childSize;
if (child.kind == NodeKind::Struct || child.kind == NodeKind::Array)
childSize = tree.structSpan(child.id, &ctx.childMap);
else
childSize = child.byteSize();
// Gap/overlap handling (skip for unions)
if (!isUnion) {
if (child.offset > cursor)
emitPadRun(cursor, child.offset - cursor);
else if (child.offset < cursor)
ctx.output += ind + QStringLiteral("// WARNING: overlap at offset 0x%1 (previous field ends at 0x%2)\n")
.arg(QString::number(baseOffset + child.offset, 16).toUpper())
.arg(QString::number(baseOffset + cursor, 16).toUpper());
}
// Collapse consecutive hex nodes into a single padding array
if (isHexNode(child.kind)) {
int runStart = child.offset;
int runEnd = child.offset + childSize;
int j = i + 1;
while (j < children.size()) {
const Node& next = tree.nodes[children[j]];
if (!isHexNode(next.kind)) break;
int nextSize = next.byteSize();
if (next.offset < runEnd) break;
runEnd = next.offset + nextSize;
j++;
}
emitPadRun(runStart, runEnd - runStart);
cursor = runEnd;
i = j;
continue;
}
// Emit the field
if (child.kind == NodeKind::Struct) {
// Bitfield container — emit inline bitfield members
if (child.classKeyword == QStringLiteral("bitfield")
&& !child.bitfieldMembers.isEmpty()) {
QString bfType = ctx.cType(child.elementKind);
if (bfType.isEmpty()) bfType = QStringLiteral("uint32_t");
QString fieldName = child.name.isEmpty()
? QString() : QStringLiteral(" ") + sanitizeIdent(child.name);
ctx.output += ind + QStringLiteral("struct\n");
ctx.output += ind + QStringLiteral("{\n");
QString bfInd = indent(depth + 1);
for (const auto& m : child.bitfieldMembers) {
ctx.output += bfInd + bfType + QStringLiteral(" ")
+ sanitizeIdent(m.name) + QStringLiteral(" : ")
+ QString::number(m.bitWidth) + QStringLiteral(";")
+ offsetComment(baseOffset + child.offset)
+ QStringLiteral("\n");
}
ctx.output += ind + QStringLiteral("}") + fieldName + QStringLiteral(";")
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
} else {
bool isAnonymous = child.structTypeName.isEmpty();
if (isAnonymous) {
// Inline anonymous struct/union
QString kw = child.resolvedClassKeyword();
ctx.output += ind + kw + QStringLiteral("\n");
ctx.output += ind + QStringLiteral("{\n");
bool childIsUnion = (kw == QStringLiteral("union"));
emitStructBody(ctx, child.id, childIsUnion, depth + 1,
baseOffset + child.offset);
QString fieldName = child.name.isEmpty()
? QString() : QStringLiteral(" ") + sanitizeIdent(child.name);
ctx.output += ind + QStringLiteral("}") + fieldName + QStringLiteral(";")
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
} else {
// Named struct — reference by name with struct keyword prefix
QString kw = child.resolvedClassKeyword();
if (kw == QStringLiteral("enum") && child.enumMembers.isEmpty())
kw = QStringLiteral("struct");
QString typeName = sanitizeIdent(child.structTypeName);
QString fieldName = sanitizeIdent(child.name);
ctx.output += ind + kw + QStringLiteral(" ") + typeName
+ QStringLiteral(" ") + fieldName + QStringLiteral(";")
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
}
} // end bitfield else
} else if (child.kind == NodeKind::Array) {
QVector<int> arrayKids = ctx.childMap.value(child.id);
bool hasStructChild = false;
QString elemTypeName;
for (int ak : arrayKids) {
if (tree.nodes[ak].kind == NodeKind::Struct) {
hasStructChild = true;
elemTypeName = ctx.structName(tree.nodes[ak]);
break;
}
}
QString fieldName = sanitizeIdent(child.name);
if (hasStructChild && !elemTypeName.isEmpty()) {
ctx.output += ind + QStringLiteral("struct %1 %2[%3];%4\n")
.arg(elemTypeName, fieldName).arg(child.arrayLen)
.arg(offsetComment(baseOffset + child.offset));
} else {
ctx.output += ind + QStringLiteral("%1 %2[%3];%4\n")
.arg(ctx.cType(child.elementKind), fieldName).arg(child.arrayLen)
.arg(offsetComment(baseOffset + child.offset));
}
} else {
ctx.output += emitField(ctx, child, depth, baseOffset) + QStringLiteral("\n");
}
int childEnd = child.offset + childSize;
if (childEnd > cursor) cursor = childEnd;
i++;
}
// Tail padding (skip for unions)
if (!isUnion && cursor < structSize)
emitPadRun(cursor, structSize - cursor);
// Emit static field comments (static fields are runtime-only, not part of struct layout)
for (int si : staticIdxs) {
const Node& sf = tree.nodes[si];
QString sfType = sf.structTypeName.isEmpty() ? ctx.cType(sf.kind) : sf.structTypeName;
ctx.output += ind + QStringLiteral("// static: %1 %2 @ %3\n")
.arg(sfType, sanitizeIdent(sf.name), sf.offsetExpr);
}
}
// ── Emit a complete top-level struct definition (Vergilius-style) ──
static void emitStruct(GenContext& ctx, uint64_t structId) {
if (ctx.emittedIds.contains(structId)) return;
if (ctx.visiting.contains(structId)) return; // cycle
ctx.visiting.insert(structId);
int idx = ctx.tree.indexOfId(structId);
if (idx < 0) { ctx.visiting.remove(structId); return; }
const Node& node = ctx.tree.nodes[idx];
if (node.kind != NodeKind::Struct && node.kind != NodeKind::Array) {
ctx.visiting.remove(structId);
return;
}
if (node.kind == NodeKind::Array) {
ctx.visiting.remove(structId);
return;
}
// Deduplicate by struct type name
QString typeName = ctx.structName(node);
if (ctx.emittedTypeNames.contains(typeName)) {
ctx.emittedIds.insert(structId);
ctx.visiting.remove(structId);
return;
}
ctx.emittedIds.insert(structId);
ctx.emittedTypeNames.insert(typeName);
int structSize = ctx.tree.structSpan(structId, &ctx.childMap);
QString kw = node.resolvedClassKeyword();
// Enum with members: emit as proper C enum
if (kw == QStringLiteral("enum") && !node.enumMembers.isEmpty()) {
ctx.output += QStringLiteral("enum %1 {\n").arg(typeName);
for (const auto& m : node.enumMembers) {
ctx.output += QStringLiteral(" %1 = %2,\n")
.arg(sanitizeIdent(m.first))
.arg(m.second);
}
ctx.output += QStringLiteral("};\n\n");
ctx.visiting.remove(structId);
return;
}
if (kw == QStringLiteral("enum")) kw = QStringLiteral("struct");
ctx.output += kw + QStringLiteral(" ") + typeName + QStringLiteral("\n{\n");
emitStructBody(ctx, structId, kw == QStringLiteral("union"), 1, 0);
ctx.output += QStringLiteral("};")
+ offsetComment(structSize, true)
+ QStringLiteral("\n");
if (ctx.emitAsserts)
ctx.output += QStringLiteral("static_assert(sizeof(%1) == 0x%2, \"Size mismatch for %1\");\n")
.arg(typeName)
.arg(QString::number(structSize, 16).toUpper());
ctx.output += QStringLiteral("\n");
ctx.visiting.remove(structId);
}
// ── Build the child map used by all generators ──
static QHash<uint64_t, QVector<int>> buildChildMap(const NodeTree& tree) {
QHash<uint64_t, QVector<int>> map;
for (int i = 0; i < tree.nodes.size(); i++)
map[tree.nodes[i].parentId].append(i);
return map;
}
// ── Align offset comments ──
// Replaces kCommentMarker with spaces so all "// 0x..." comments align to
// the same column (the longest code portion + 1 space).
static QString alignComments(const QString& raw) {
QStringList lines = raw.split('\n');
// First pass: find the maximum code width (text before the marker)
int maxCode = 0;
for (const QString& line : lines) {
int pos = line.indexOf(kCommentMarker);
if (pos >= 0)
maxCode = qMax(maxCode, pos);
}
// Second pass: replace markers with padding
QString result;
result.reserve(raw.size() + lines.size() * 8);
for (int i = 0; i < lines.size(); i++) {
if (i > 0) result += '\n';
const QString& line = lines[i];
int pos = line.indexOf(kCommentMarker);
if (pos >= 0) {
result += line.left(pos);
int pad = maxCode - pos + 1;
if (pad < 1) pad = 1;
result += QString(pad, ' ');
result += line.mid(pos + 1); // skip the marker char
} else {
result += line;
}
}
return result;
}
// ═══════════════════════════════════════════════════════════════════
// ── Rust backend ──
// ═══════════════════════════════════════════════════════════════════
static QString rustTypeName(NodeKind kind) {
switch (kind) {
case NodeKind::Hex8: return QStringLiteral("u8");
case NodeKind::Hex16: return QStringLiteral("u16");
case NodeKind::Hex32: return QStringLiteral("u32");
case NodeKind::Hex64: return QStringLiteral("u64");
case NodeKind::Int8: return QStringLiteral("i8");
case NodeKind::Int16: return QStringLiteral("i16");
case NodeKind::Int32: return QStringLiteral("i32");
case NodeKind::Int64: return QStringLiteral("i64");
case NodeKind::UInt8: return QStringLiteral("u8");
case NodeKind::UInt16: return QStringLiteral("u16");
case NodeKind::UInt32: return QStringLiteral("u32");
case NodeKind::UInt64: return QStringLiteral("u64");
case NodeKind::Float: return QStringLiteral("f32");
case NodeKind::Double: return QStringLiteral("f64");
case NodeKind::Bool: return QStringLiteral("bool");
case NodeKind::Pointer32: return QStringLiteral("u32");
case NodeKind::Pointer64: return QStringLiteral("u64");
case NodeKind::FuncPtr32: return QStringLiteral("u32");
case NodeKind::FuncPtr64: return QStringLiteral("u64");
case NodeKind::Vec2: return QStringLiteral("f32");
case NodeKind::Vec3: return QStringLiteral("f32");
case NodeKind::Vec4: return QStringLiteral("f32");
case NodeKind::Mat4x4: return QStringLiteral("f32");
case NodeKind::UTF8: return QStringLiteral("u8");
case NodeKind::UTF16: return QStringLiteral("u16");
default: return QStringLiteral("u8");
}
}
// Forward declaration
static void emitRustStruct(GenContext& ctx, uint64_t structId);
static QString rustType(GenContext& ctx, NodeKind kind) {
if (ctx.typeAliases) {
auto it = ctx.typeAliases->find(kind);
if (it != ctx.typeAliases->end() && !it.value().isEmpty())
return it.value();
}
return rustTypeName(kind);
}
static QString emitRustField(GenContext& ctx, const Node& node, int depth, int baseOffset) {
const NodeTree& tree = ctx.tree;
QString ind = indent(depth);
QString name = sanitizeIdent(node.name.isEmpty()
? QStringLiteral("field_%1").arg(node.offset, 2, 16, QChar('0'))
: node.name);
QString oc = offsetComment(baseOffset + node.offset);
switch (node.kind) {
case NodeKind::Vec2:
return ind + QStringLiteral("pub %1: [f32; 2],").arg(name) + oc;
case NodeKind::Vec3:
return ind + QStringLiteral("pub %1: [f32; 3],").arg(name) + oc;
case NodeKind::Vec4:
return ind + QStringLiteral("pub %1: [f32; 4],").arg(name) + oc;
case NodeKind::Mat4x4:
return ind + QStringLiteral("pub %1: [[f32; 4]; 4],").arg(name) + oc;
case NodeKind::UTF8:
return ind + QStringLiteral("pub %1: [u8; %2],").arg(name).arg(node.strLen) + oc;
case NodeKind::UTF16:
return ind + QStringLiteral("pub %1: [u16; %2],").arg(name).arg(node.strLen) + oc;
case NodeKind::Pointer32:
case NodeKind::Pointer64: {
if (node.refId != 0) {
int refIdx = tree.indexOfId(node.refId);
if (refIdx >= 0) {
QString target = ctx.structName(tree.nodes[refIdx]);
return ind + QStringLiteral("pub %1: *mut %2,").arg(name, target) + oc;
}
}
bool isNativePtr = (node.kind == NodeKind::Pointer32 && ctx.tree.pointerSize <= 4)
|| (node.kind == NodeKind::Pointer64 && ctx.tree.pointerSize >= 8);
if (isNativePtr)
return ind + QStringLiteral("pub %1: *mut core::ffi::c_void,").arg(name) + oc;
return ind + QStringLiteral("pub %1: %2,").arg(name, rustType(ctx, node.kind)) + oc;
}
case NodeKind::FuncPtr32:
case NodeKind::FuncPtr64:
return ind + QStringLiteral("pub %1: Option<unsafe extern \"C\" fn()>,").arg(name) + oc;
default:
return ind + QStringLiteral("pub %1: %2,").arg(name, rustType(ctx, node.kind)) + oc;
}
}
static void emitRustStructBody(GenContext& ctx, uint64_t structId,
bool isUnion, int depth, int baseOffset) {
const NodeTree& tree = ctx.tree;
int idx = tree.indexOfId(structId);
if (idx < 0) return;
int structSize = tree.structSpan(structId, &ctx.childMap);
QString ind = indent(depth);
QVector<int> allChildren = ctx.childMap.value(structId);
QVector<int> children, staticIdxs;
for (int ci : allChildren) {
if (tree.nodes[ci].isStatic)
staticIdxs.append(ci);
else
children.append(ci);
}
std::sort(children.begin(), children.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
auto emitPadRun = [&](int relOffset, int size) {
if (size <= 0) return;
ctx.output += ind + QStringLiteral("pub %1: [u8; 0x%2],")
.arg(ctx.uniquePadName())
.arg(QString::number(size, 16).toUpper())
+ offsetComment(baseOffset + relOffset) + QStringLiteral("\n");
};
int cursor = 0;
int i = 0;
while (i < children.size()) {
const Node& child = tree.nodes[children[i]];
int childSize;
if (child.kind == NodeKind::Struct || child.kind == NodeKind::Array)
childSize = tree.structSpan(child.id, &ctx.childMap);
else
childSize = child.byteSize();
if (!isUnion) {
if (child.offset > cursor)
emitPadRun(cursor, child.offset - cursor);
}
if (isHexNode(child.kind)) {
int runStart = child.offset;
int runEnd = child.offset + childSize;
int j = i + 1;
while (j < children.size()) {
const Node& next = tree.nodes[children[j]];
if (!isHexNode(next.kind)) break;
int nextSize = next.byteSize();
if (next.offset < runEnd) break;
runEnd = next.offset + nextSize;
j++;
}
emitPadRun(runStart, runEnd - runStart);
cursor = runEnd;
i = j;
continue;
}
if (child.kind == NodeKind::Struct) {
if (child.classKeyword == QStringLiteral("bitfield")
&& !child.bitfieldMembers.isEmpty()) {
// Rust has no native bitfields — emit container + comment
QString bfType = rustType(ctx, child.elementKind);
if (bfType.isEmpty()) bfType = QStringLiteral("u32");
QString fieldName = sanitizeIdent(child.name.isEmpty()
? QStringLiteral("bitfield_%1").arg(child.offset, 2, 16, QChar('0'))
: child.name);
QStringList bits;
for (const auto& m : child.bitfieldMembers)
bits << QStringLiteral("%1:%2").arg(sanitizeIdent(m.name)).arg(m.bitWidth);
ctx.output += ind + QStringLiteral("pub %1: %2,")
.arg(fieldName, bfType)
+ QStringLiteral(" // bits: ") + bits.join(QStringLiteral(", "))
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
} else {
bool isAnonymous = child.structTypeName.isEmpty();
if (isAnonymous) {
// Rust can't do anonymous inline structs — flatten as byte array
int span = tree.structSpan(child.id, &ctx.childMap);
QString fieldName = sanitizeIdent(child.name.isEmpty()
? QStringLiteral("anon_%1").arg(child.offset, 2, 16, QChar('0'))
: child.name);
ctx.output += ind + QStringLiteral("pub %1: [u8; 0x%2],")
.arg(fieldName)
.arg(QString::number(span, 16).toUpper())
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
} else {
QString kw = child.resolvedClassKeyword();
if (kw == QStringLiteral("enum") && child.enumMembers.isEmpty())
kw = QStringLiteral("struct");
QString typeName = sanitizeIdent(child.structTypeName);
QString fieldName = sanitizeIdent(child.name);
ctx.output += ind + QStringLiteral("pub %1: %2,")
.arg(fieldName, typeName)
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
}
}
} else if (child.kind == NodeKind::Array) {
QVector<int> arrayKids = ctx.childMap.value(child.id);
bool hasStructChild = false;
QString elemTypeName;
for (int ak : arrayKids) {
if (tree.nodes[ak].kind == NodeKind::Struct) {
hasStructChild = true;
elemTypeName = ctx.structName(tree.nodes[ak]);
break;
}
}
QString fieldName = sanitizeIdent(child.name);
if (hasStructChild && !elemTypeName.isEmpty()) {
ctx.output += ind + QStringLiteral("pub %1: [%2; %3],")
.arg(fieldName, elemTypeName).arg(child.arrayLen)
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
} else {
ctx.output += ind + QStringLiteral("pub %1: [%2; %3],")
.arg(fieldName, rustType(ctx, child.elementKind)).arg(child.arrayLen)
+ offsetComment(baseOffset + child.offset) + QStringLiteral("\n");
}
} else {
ctx.output += emitRustField(ctx, child, depth, baseOffset) + QStringLiteral("\n");
}
int childEnd = child.offset + childSize;
if (childEnd > cursor) cursor = childEnd;
i++;
}
if (!isUnion && cursor < structSize)
emitPadRun(cursor, structSize - cursor);
for (int si : staticIdxs) {
const Node& sf = tree.nodes[si];
QString sfType = sf.structTypeName.isEmpty() ? rustType(ctx, sf.kind) : sf.structTypeName;
ctx.output += ind + QStringLiteral("// static: %1 %2 @ %3\n")
.arg(sfType, sanitizeIdent(sf.name), sf.offsetExpr);
}
}
static void emitRustStruct(GenContext& ctx, uint64_t structId) {
if (ctx.emittedIds.contains(structId)) return;
if (ctx.visiting.contains(structId)) return;
ctx.visiting.insert(structId);
int idx = ctx.tree.indexOfId(structId);
if (idx < 0) { ctx.visiting.remove(structId); return; }
const Node& node = ctx.tree.nodes[idx];
if (node.kind != NodeKind::Struct) { ctx.visiting.remove(structId); return; }
QString typeName = ctx.structName(node);
if (ctx.emittedTypeNames.contains(typeName)) {
ctx.emittedIds.insert(structId);
ctx.visiting.remove(structId);
return;
}
ctx.emittedIds.insert(structId);
ctx.emittedTypeNames.insert(typeName);
int structSize = ctx.tree.structSpan(structId, &ctx.childMap);
QString kw = node.resolvedClassKeyword();
// Enum with members
if (kw == QStringLiteral("enum") && !node.enumMembers.isEmpty()) {
ctx.output += QStringLiteral("#[repr(i64)]\npub enum %1 {\n").arg(typeName);
for (const auto& m : node.enumMembers) {
ctx.output += QStringLiteral(" %1 = %2,\n")
.arg(sanitizeIdent(m.first))
.arg(m.second);
}
ctx.output += QStringLiteral("}\n\n");
ctx.visiting.remove(structId);
return;
}
bool isUnion = (kw == QStringLiteral("union"));
if (isUnion)
ctx.output += QStringLiteral("#[repr(C)]\n#[derive(Copy, Clone)]\npub union %1 {\n").arg(typeName);
else
ctx.output += QStringLiteral("#[repr(C)]\npub struct %1 {\n").arg(typeName);
emitRustStructBody(ctx, structId, isUnion, 1, 0);
ctx.output += QStringLiteral("}")
+ offsetComment(structSize, true)
+ QStringLiteral("\n");
if (ctx.emitAsserts)
ctx.output += QStringLiteral("const _: () = assert!(core::mem::size_of::<%1>() == 0x%2);\n")
.arg(typeName)
.arg(QString::number(structSize, 16).toUpper());
ctx.output += QStringLiteral("\n");
ctx.visiting.remove(structId);
}
// ═══════════════════════════════════════════════════════════════════
// ── #define offsets backend ──
// ═══════════════════════════════════════════════════════════════════
static void emitDefinesForStruct(GenContext& ctx, uint64_t structId,
const QString& prefix, int baseOffset) {
int idx = ctx.tree.indexOfId(structId);
if (idx < 0) return;
const Node& node = ctx.tree.nodes[idx];
QString typeName = prefix.isEmpty() ? ctx.structName(node) : prefix;
QString kw = node.resolvedClassKeyword();
// Enum with members: emit #define EnumName_MemberName value
if (kw == QStringLiteral("enum") && !node.enumMembers.isEmpty()) {
ctx.output += QStringLiteral("// %1 (enum)\n").arg(typeName);
for (const auto& m : node.enumMembers) {
ctx.output += QStringLiteral("#define %1_%2 %3\n")
.arg(typeName, sanitizeIdent(m.first))
.arg(m.second);
}
ctx.output += QStringLiteral("\n");
return;
}
int structSize = ctx.tree.structSpan(structId, &ctx.childMap);
ctx.output += QStringLiteral("// %1 (0x%2 bytes)\n")
.arg(typeName)
.arg(QString::number(structSize, 16).toUpper());
QVector<int> children = ctx.childMap.value(structId);
std::sort(children.begin(), children.end(), [&](int a, int b) {
return ctx.tree.nodes[a].offset < ctx.tree.nodes[b].offset;
});
for (int ci : children) {
const Node& child = ctx.tree.nodes[ci];
if (child.isStatic) continue;
if (isHexNode(child.kind)) continue;
QString fieldName = sanitizeIdent(child.name.isEmpty()
? QStringLiteral("field_%1").arg(child.offset, 2, 16, QChar('0'))
: child.name);
int absOffset = baseOffset + child.offset;
ctx.output += QStringLiteral("#define %1_%2 0x%3\n")
.arg(typeName, fieldName)
.arg(QString::number(absOffset, 16).toUpper());
// Recurse into named sub-structs
if (child.kind == NodeKind::Struct && !child.structTypeName.isEmpty()
&& child.classKeyword != QStringLiteral("bitfield")) {
emitDefinesForStruct(ctx, child.id,
typeName + QStringLiteral("_") + fieldName, absOffset);
}
}
ctx.output += QStringLiteral("\n");
}
// ═══════════════════════════════════════════════════════════════════
// ── C# backend ──
// ═══════════════════════════════════════════════════════════════════
static QString csTypeName(NodeKind kind) {
switch (kind) {
case NodeKind::Hex8: return QStringLiteral("byte");
case NodeKind::Hex16: return QStringLiteral("ushort");
case NodeKind::Hex32: return QStringLiteral("uint");
case NodeKind::Hex64: return QStringLiteral("ulong");
case NodeKind::Int8: return QStringLiteral("sbyte");
case NodeKind::Int16: return QStringLiteral("short");
case NodeKind::Int32: return QStringLiteral("int");
case NodeKind::Int64: return QStringLiteral("long");
case NodeKind::UInt8: return QStringLiteral("byte");
case NodeKind::UInt16: return QStringLiteral("ushort");
case NodeKind::UInt32: return QStringLiteral("uint");
case NodeKind::UInt64: return QStringLiteral("ulong");
case NodeKind::Float: return QStringLiteral("float");
case NodeKind::Double: return QStringLiteral("double");
case NodeKind::Bool: return QStringLiteral("bool");
case NodeKind::Pointer32: return QStringLiteral("uint");
case NodeKind::Pointer64: return QStringLiteral("ulong");
case NodeKind::FuncPtr32: return QStringLiteral("uint");
case NodeKind::FuncPtr64: return QStringLiteral("ulong");
case NodeKind::Vec2: return QStringLiteral("float");
case NodeKind::Vec3: return QStringLiteral("float");
case NodeKind::Vec4: return QStringLiteral("float");
case NodeKind::Mat4x4: return QStringLiteral("float");
case NodeKind::UTF8: return QStringLiteral("byte");
case NodeKind::UTF16: return QStringLiteral("char");
default: return QStringLiteral("byte");
}
}
// Forward declaration
static void emitCSharpStruct(GenContext& ctx, uint64_t structId);
static QString csType(GenContext& ctx, NodeKind kind) {
if (ctx.typeAliases) {
auto it = ctx.typeAliases->find(kind);
if (it != ctx.typeAliases->end() && !it.value().isEmpty())
return it.value();
}
return csTypeName(kind);
}
static void emitCSharpStructBody(GenContext& ctx, uint64_t structId,
bool isUnion, int depth, int baseOffset) {
const NodeTree& tree = ctx.tree;
int idx = tree.indexOfId(structId);
if (idx < 0) return;
QString ind = indent(depth);
QVector<int> allChildren = ctx.childMap.value(structId);
QVector<int> children, staticIdxs;
for (int ci : allChildren) {
if (tree.nodes[ci].isStatic)
staticIdxs.append(ci);
else
children.append(ci);
}
std::sort(children.begin(), children.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
// C# uses [FieldOffset(N)] for explicit layout — no manual padding needed
for (int ci : children) {
const Node& child = tree.nodes[ci];
if (isHexNode(child.kind)) continue; // skip padding/hex nodes
int absOffset = baseOffset + child.offset;
QString name = sanitizeIdent(child.name.isEmpty()
? QStringLiteral("field_%1").arg(child.offset, 2, 16, QChar('0'))
: child.name);
QString oc = offsetComment(absOffset);
if (child.kind == NodeKind::Struct) {
if (child.classKeyword == QStringLiteral("bitfield")
&& !child.bitfieldMembers.isEmpty()) {
QString bfType = csType(ctx, child.elementKind);
if (bfType.isEmpty()) bfType = QStringLiteral("uint");
QStringList bits;
for (const auto& m : child.bitfieldMembers)
bits << QStringLiteral("%1:%2").arg(sanitizeIdent(m.name)).arg(m.bitWidth);
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public %2 %3;")
.arg(QString::number(absOffset, 16).toUpper(), bfType, name)
+ QStringLiteral(" // bits: ") + bits.join(QStringLiteral(", "))
+ oc + QStringLiteral("\n");
} else if (child.structTypeName.isEmpty()) {
// Anonymous inline — emit as fixed byte array
int span = tree.structSpan(child.id, &ctx.childMap);
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed byte %2[0x%3];")
.arg(QString::number(absOffset, 16).toUpper(), name)
.arg(QString::number(span, 16).toUpper())
+ oc + QStringLiteral("\n");
} else {
QString typeName = sanitizeIdent(child.structTypeName);
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public %2 %3;")
.arg(QString::number(absOffset, 16).toUpper(), typeName, name)
+ oc + QStringLiteral("\n");
}
} else if (child.kind == NodeKind::Array) {
QVector<int> arrayKids = ctx.childMap.value(child.id);
bool hasStructChild = false;
QString elemTypeName;
for (int ak : arrayKids) {
if (tree.nodes[ak].kind == NodeKind::Struct) {
hasStructChild = true;
elemTypeName = ctx.structName(tree.nodes[ak]);
break;
}
}
if (hasStructChild && !elemTypeName.isEmpty()) {
// MarshalAs for struct arrays
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] [MarshalAs(UnmanagedType.ByValArray, SizeConst = %2)] public %3[] %4;")
.arg(QString::number(absOffset, 16).toUpper())
.arg(child.arrayLen)
.arg(elemTypeName, name)
+ oc + QStringLiteral("\n");
} else {
QString elemType = csType(ctx, child.elementKind);
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed %2 %3[%4];")
.arg(QString::number(absOffset, 16).toUpper(), elemType, name)
.arg(child.arrayLen)
+ oc + QStringLiteral("\n");
}
} else {
// Primitive fields
switch (child.kind) {
case NodeKind::Vec2:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed float %2[2];")
.arg(QString::number(absOffset, 16).toUpper(), name) + oc + QStringLiteral("\n");
break;
case NodeKind::Vec3:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed float %2[3];")
.arg(QString::number(absOffset, 16).toUpper(), name) + oc + QStringLiteral("\n");
break;
case NodeKind::Vec4:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed float %2[4];")
.arg(QString::number(absOffset, 16).toUpper(), name) + oc + QStringLiteral("\n");
break;
case NodeKind::Mat4x4:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed float %2[16];")
.arg(QString::number(absOffset, 16).toUpper(), name) + oc + QStringLiteral("\n");
break;
case NodeKind::UTF8:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed byte %2[%3];")
.arg(QString::number(absOffset, 16).toUpper(), name)
.arg(child.strLen) + oc + QStringLiteral("\n");
break;
case NodeKind::UTF16:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public fixed char %2[%3];")
.arg(QString::number(absOffset, 16).toUpper(), name)
.arg(child.strLen) + oc + QStringLiteral("\n");
break;
case NodeKind::Pointer32:
case NodeKind::Pointer64: {
bool isNativePtr = (child.kind == NodeKind::Pointer32 && ctx.tree.pointerSize <= 4)
|| (child.kind == NodeKind::Pointer64 && ctx.tree.pointerSize >= 8);
if (isNativePtr)
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public IntPtr %2;")
.arg(QString::number(absOffset, 16).toUpper(), name) + oc + QStringLiteral("\n");
else
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public %2 %3;")
.arg(QString::number(absOffset, 16).toUpper(), csType(ctx, child.kind), name)
+ oc + QStringLiteral("\n");
break;
}
case NodeKind::FuncPtr32:
case NodeKind::FuncPtr64:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public IntPtr %2;")
.arg(QString::number(absOffset, 16).toUpper(), name)
+ QStringLiteral(" // fn ptr") + oc + QStringLiteral("\n");
break;
default:
ctx.output += ind + QStringLiteral("[FieldOffset(0x%1)] public %2 %3;")
.arg(QString::number(absOffset, 16).toUpper(), csType(ctx, child.kind), name)
+ oc + QStringLiteral("\n");
break;
}
}
}
for (int si : staticIdxs) {
const Node& sf = tree.nodes[si];
QString sfType = sf.structTypeName.isEmpty() ? csType(ctx, sf.kind) : sf.structTypeName;
ctx.output += ind + QStringLiteral("// static: %1 %2 @ %3\n")
.arg(sfType, sanitizeIdent(sf.name), sf.offsetExpr);
}
}
static void emitCSharpStruct(GenContext& ctx, uint64_t structId) {
if (ctx.emittedIds.contains(structId)) return;
if (ctx.visiting.contains(structId)) return;
ctx.visiting.insert(structId);
int idx = ctx.tree.indexOfId(structId);
if (idx < 0) { ctx.visiting.remove(structId); return; }
const Node& node = ctx.tree.nodes[idx];
if (node.kind != NodeKind::Struct) { ctx.visiting.remove(structId); return; }
QString typeName = ctx.structName(node);
if (ctx.emittedTypeNames.contains(typeName)) {
ctx.emittedIds.insert(structId);
ctx.visiting.remove(structId);
return;
}
ctx.emittedIds.insert(structId);
ctx.emittedTypeNames.insert(typeName);
int structSize = ctx.tree.structSpan(structId, &ctx.childMap);
QString kw = node.resolvedClassKeyword();
// Enum with members
if (kw == QStringLiteral("enum") && !node.enumMembers.isEmpty()) {
ctx.output += QStringLiteral("public enum %1 : long\n{\n").arg(typeName);
for (const auto& m : node.enumMembers) {
ctx.output += QStringLiteral(" %1 = %2,\n")
.arg(sanitizeIdent(m.first))
.arg(m.second);
}
ctx.output += QStringLiteral("}\n\n");
ctx.visiting.remove(structId);
return;
}
bool isUnion = (kw == QStringLiteral("union"));
ctx.output += QStringLiteral("[StructLayout(LayoutKind.Explicit, Size = 0x%1)]\n")
.arg(QString::number(structSize, 16).toUpper());
ctx.output += QStringLiteral("public unsafe struct %1\n{\n").arg(typeName);
emitCSharpStructBody(ctx, structId, isUnion, 1, 0);
ctx.output += QStringLiteral("}")
+ offsetComment(structSize, true)
+ QStringLiteral("\n\n");
ctx.visiting.remove(structId);
}
// ═══════════════════════════════════════════════════════════════════
// ── Python ctypes backend ──
// ═══════════════════════════════════════════════════════════════════
static QString pyTypeName(NodeKind kind) {
switch (kind) {
case NodeKind::Hex8: return QStringLiteral("ctypes.c_uint8");
case NodeKind::Hex16: return QStringLiteral("ctypes.c_uint16");
case NodeKind::Hex32: return QStringLiteral("ctypes.c_uint32");
case NodeKind::Hex64: return QStringLiteral("ctypes.c_uint64");
case NodeKind::Int8: return QStringLiteral("ctypes.c_int8");
case NodeKind::Int16: return QStringLiteral("ctypes.c_int16");
case NodeKind::Int32: return QStringLiteral("ctypes.c_int32");
case NodeKind::Int64: return QStringLiteral("ctypes.c_int64");
case NodeKind::UInt8: return QStringLiteral("ctypes.c_uint8");
case NodeKind::UInt16: return QStringLiteral("ctypes.c_uint16");
case NodeKind::UInt32: return QStringLiteral("ctypes.c_uint32");
case NodeKind::UInt64: return QStringLiteral("ctypes.c_uint64");
case NodeKind::Float: return QStringLiteral("ctypes.c_float");
case NodeKind::Double: return QStringLiteral("ctypes.c_double");
case NodeKind::Bool: return QStringLiteral("ctypes.c_bool");
case NodeKind::Pointer32: return QStringLiteral("ctypes.c_uint32");
case NodeKind::Pointer64: return QStringLiteral("ctypes.c_uint64");
case NodeKind::FuncPtr32: return QStringLiteral("ctypes.c_uint32");
case NodeKind::FuncPtr64: return QStringLiteral("ctypes.c_uint64");
case NodeKind::Vec2: return QStringLiteral("ctypes.c_float");
case NodeKind::Vec3: return QStringLiteral("ctypes.c_float");
case NodeKind::Vec4: return QStringLiteral("ctypes.c_float");
case NodeKind::Mat4x4: return QStringLiteral("ctypes.c_float");
case NodeKind::UTF8: return QStringLiteral("ctypes.c_char");
case NodeKind::UTF16: return QStringLiteral("ctypes.c_wchar");
default: return QStringLiteral("ctypes.c_uint8");
}
}
// Forward declaration
static void emitPythonStruct(GenContext& ctx, uint64_t structId);
static void emitPythonStructBody(GenContext& ctx, uint64_t structId,
bool isUnion, int baseOffset) {
const NodeTree& tree = ctx.tree;
int idx = tree.indexOfId(structId);
if (idx < 0) return;
int structSize = tree.structSpan(structId, &ctx.childMap);
QString ind = QStringLiteral(" "); // 2 levels for inside _fields_
QVector<int> allChildren = ctx.childMap.value(structId);
QVector<int> children;
for (int ci : allChildren) {
if (!tree.nodes[ci].isStatic)
children.append(ci);
}
std::sort(children.begin(), children.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
auto emitPadField = [&](int relOffset, int size) {
if (size <= 0) return;
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_uint8 * 0x%2),")
.arg(ctx.uniquePadName())
.arg(QString::number(size, 16).toUpper())
+ offsetComment(baseOffset + relOffset) + QStringLiteral("\n");
};
int cursor = 0;
int i = 0;
while (i < children.size()) {
const Node& child = tree.nodes[children[i]];
int childSize;
if (child.kind == NodeKind::Struct || child.kind == NodeKind::Array)
childSize = tree.structSpan(child.id, &ctx.childMap);
else
childSize = child.byteSize();
if (!isUnion) {
if (child.offset > cursor)
emitPadField(cursor, child.offset - cursor);
}
// Collapse hex nodes into padding
if (isHexNode(child.kind)) {
int runStart = child.offset;
int runEnd = child.offset + childSize;
int j = i + 1;
while (j < children.size()) {
const Node& next = tree.nodes[children[j]];
if (!isHexNode(next.kind)) break;
int nextSize = next.byteSize();
if (next.offset < runEnd) break;
runEnd = next.offset + nextSize;
j++;
}
emitPadField(runStart, runEnd - runStart);
cursor = runEnd;
i = j;
continue;
}
int absOffset = baseOffset + child.offset;
QString name = sanitizeIdent(child.name.isEmpty()
? QStringLiteral("field_%1").arg(child.offset, 2, 16, QChar('0'))
: child.name);
QString oc = offsetComment(absOffset);
if (child.kind == NodeKind::Struct) {
if (child.classKeyword == QStringLiteral("bitfield")
&& !child.bitfieldMembers.isEmpty()) {
QString bfType = pyTypeName(child.elementKind);
if (bfType.isEmpty()) bfType = QStringLiteral("ctypes.c_uint32");
QStringList bits;
for (const auto& m : child.bitfieldMembers)
bits << QStringLiteral("%1:%2").arg(sanitizeIdent(m.name)).arg(m.bitWidth);
ctx.output += ind + QStringLiteral("(\"%1\", %2),")
.arg(name, bfType)
+ QStringLiteral(" # bits: ") + bits.join(QStringLiteral(", "))
+ oc + QStringLiteral("\n");
} else if (child.structTypeName.isEmpty()) {
int span = tree.structSpan(child.id, &ctx.childMap);
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_uint8 * 0x%2),")
.arg(name)
.arg(QString::number(span, 16).toUpper())
+ oc + QStringLiteral("\n");
} else {
QString typeName = sanitizeIdent(child.structTypeName);
ctx.output += ind + QStringLiteral("(\"%1\", %2),")
.arg(name, typeName)
+ oc + QStringLiteral("\n");
}
} else if (child.kind == NodeKind::Array) {
QVector<int> arrayKids = ctx.childMap.value(child.id);
bool hasStructChild = false;
QString elemTypeName;
for (int ak : arrayKids) {
if (tree.nodes[ak].kind == NodeKind::Struct) {
hasStructChild = true;
elemTypeName = ctx.structName(tree.nodes[ak]);
break;
}
}
if (hasStructChild && !elemTypeName.isEmpty()) {
ctx.output += ind + QStringLiteral("(\"%1\", %2 * %3),")
.arg(name, elemTypeName).arg(child.arrayLen) + oc + QStringLiteral("\n");
} else {
ctx.output += ind + QStringLiteral("(\"%1\", %2 * %3),")
.arg(name, pyTypeName(child.elementKind)).arg(child.arrayLen)
+ oc + QStringLiteral("\n");
}
} else {
// Primitive fields
switch (child.kind) {
case NodeKind::Vec2:
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_float * 2),").arg(name)
+ oc + QStringLiteral("\n");
break;
case NodeKind::Vec3:
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_float * 3),").arg(name)
+ oc + QStringLiteral("\n");
break;
case NodeKind::Vec4:
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_float * 4),").arg(name)
+ oc + QStringLiteral("\n");
break;
case NodeKind::Mat4x4:
ctx.output += ind + QStringLiteral("(\"%1\", (ctypes.c_float * 4) * 4),").arg(name)
+ oc + QStringLiteral("\n");
break;
case NodeKind::UTF8:
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_char * %2),").arg(name)
.arg(child.strLen) + oc + QStringLiteral("\n");
break;
case NodeKind::UTF16:
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_wchar * %2),").arg(name)
.arg(child.strLen) + oc + QStringLiteral("\n");
break;
case NodeKind::Pointer32:
case NodeKind::Pointer64: {
bool isNativePtr = (child.kind == NodeKind::Pointer32 && ctx.tree.pointerSize <= 4)
|| (child.kind == NodeKind::Pointer64 && ctx.tree.pointerSize >= 8);
if (child.refId != 0) {
int refIdx = tree.indexOfId(child.refId);
if (refIdx >= 0) {
QString target = ctx.structName(tree.nodes[refIdx]);
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.POINTER(%2)),").arg(name, target)
+ oc + QStringLiteral("\n");
break;
}
}
if (isNativePtr)
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_void_p),").arg(name)
+ oc + QStringLiteral("\n");
else
ctx.output += ind + QStringLiteral("(\"%1\", %2),").arg(name, pyTypeName(child.kind))
+ oc + QStringLiteral("\n");
break;
}
case NodeKind::FuncPtr32:
case NodeKind::FuncPtr64:
ctx.output += ind + QStringLiteral("(\"%1\", ctypes.c_void_p),").arg(name)
+ QStringLiteral(" # fn ptr") + oc + QStringLiteral("\n");
break;
default:
ctx.output += ind + QStringLiteral("(\"%1\", %2),").arg(name, pyTypeName(child.kind))
+ oc + QStringLiteral("\n");
break;
}
}
int childEnd = child.offset + childSize;
if (childEnd > cursor) cursor = childEnd;
i++;
}
// Tail padding
if (!isUnion && cursor < structSize)
emitPadField(cursor, structSize - cursor);
}
static void emitPythonStruct(GenContext& ctx, uint64_t structId) {
if (ctx.emittedIds.contains(structId)) return;
if (ctx.visiting.contains(structId)) return;
ctx.visiting.insert(structId);
int idx = ctx.tree.indexOfId(structId);
if (idx < 0) { ctx.visiting.remove(structId); return; }
const Node& node = ctx.tree.nodes[idx];
if (node.kind != NodeKind::Struct) { ctx.visiting.remove(structId); return; }
QString typeName = ctx.structName(node);
if (ctx.emittedTypeNames.contains(typeName)) {
ctx.emittedIds.insert(structId);
ctx.visiting.remove(structId);
return;
}
ctx.emittedIds.insert(structId);
ctx.emittedTypeNames.insert(typeName);
int structSize = ctx.tree.structSpan(structId, &ctx.childMap);
QString kw = node.resolvedClassKeyword();
// Enum with members — emit as class with constants
if (kw == QStringLiteral("enum") && !node.enumMembers.isEmpty()) {
ctx.output += QStringLiteral("class %1: # enum\n").arg(typeName);
for (const auto& m : node.enumMembers) {
ctx.output += QStringLiteral(" %1 = %2\n")
.arg(sanitizeIdent(m.first))
.arg(m.second);
}
ctx.output += QStringLiteral("\n\n");
ctx.visiting.remove(structId);
return;
}
bool isUnion = (kw == QStringLiteral("union"));
QString baseClass = isUnion ? QStringLiteral("ctypes.Union") : QStringLiteral("ctypes.Structure");
ctx.output += QStringLiteral("class %1(%2):").arg(typeName, baseClass)
+ offsetComment(structSize, true) + QStringLiteral("\n");
ctx.output += QStringLiteral(" _fields_ = [\n");
emitPythonStructBody(ctx, structId, isUnion, 0);
ctx.output += QStringLiteral(" ]\n\n");
ctx.visiting.remove(structId);
}
// ═══════════════════════════════════════════════════════════════════
// ── Reachable struct collector (for "Current + Children" scope) ──
// ═══════════════════════════════════════════════════════════════════
// Walk the tree from rootId, collecting all struct IDs reachable via
// named struct children and pointer references. Returns them in
// dependency order (leaves first, root last).
static QVector<uint64_t> collectReachableStructs(
const NodeTree& tree, const QHash<uint64_t, QVector<int>>& childMap,
uint64_t rootId)
{
QVector<uint64_t> result;
QSet<uint64_t> visited;
std::function<void(uint64_t)> walk = [&](uint64_t id) {
if (visited.contains(id)) return;
visited.insert(id);
int idx = tree.indexOfId(id);
if (idx < 0) return;
const Node& node = tree.nodes[idx];
if (node.kind != NodeKind::Struct) return;
// Walk children first so dependencies come before the parent
for (int ci : childMap.value(id)) {
const Node& child = tree.nodes[ci];
if (child.kind == NodeKind::Struct && !child.structTypeName.isEmpty())
walk(child.id);
if ((child.kind == NodeKind::Pointer32 || child.kind == NodeKind::Pointer64)
&& child.refId != 0)
walk(child.refId);
if (child.kind == NodeKind::Array) {
for (int ak : childMap.value(child.id))
if (tree.nodes[ak].kind == NodeKind::Struct)
walk(tree.nodes[ak].id);
}
}
result.append(id);
};
walk(rootId);
return result;
}
} // anonymous namespace
// ── Public API ──
const char* codeFormatName(CodeFormat fmt) {
switch (fmt) {
case CodeFormat::CppHeader: return "C/C++";
case CodeFormat::RustStruct: return "Rust";
case CodeFormat::DefineOffsets: return "#define";
case CodeFormat::CSharpStruct: return "C#";
case CodeFormat::PythonCtypes: return "Python";
default: return "C/C++";
}
}
const char* codeFormatFileFilter(CodeFormat fmt) {
switch (fmt) {
case CodeFormat::CppHeader: return "C++ Header (*.h);;All Files (*)";
case CodeFormat::RustStruct: return "Rust Source (*.rs);;All Files (*)";
case CodeFormat::DefineOffsets: return "C Header (*.h);;All Files (*)";
case CodeFormat::CSharpStruct: return "C# Source (*.cs);;All Files (*)";
case CodeFormat::PythonCtypes: return "Python Source (*.py);;All Files (*)";
default: return "All Files (*)";
}
}
const char* codeScopeName(CodeScope scope) {
switch (scope) {
case CodeScope::Current: return "Current";
case CodeScope::WithChildren: return "Current + Deps";
case CodeScope::FullSdk: return "Full SDK";
default: return "Current";
}
}
QString renderCpp(const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
const Node& root = tree.nodes[idx];
if (root.kind != NodeKind::Struct) return {};
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("#pragma once\n\n");
emitStruct(ctx, rootStructId);
return alignComments(ctx.output);
}
QString renderCppTree(const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
auto childMap = buildChildMap(tree);
GenContext ctx{tree, childMap, {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("#pragma once\n\n");
for (uint64_t sid : collectReachableStructs(tree, childMap, rootStructId))
emitStruct(ctx, sid);
return alignComments(ctx.output);
}
QString renderCppAll(const NodeTree& tree,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("#pragma once\n\n");
QVector<int> roots = ctx.childMap.value(0);
std::sort(roots.begin(), roots.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
for (int ri : roots) {
if (tree.nodes[ri].kind == NodeKind::Struct)
emitStruct(ctx, tree.nodes[ri].id);
}
return alignComments(ctx.output);
}
// ── Rust public API ──
QString renderRust(const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("// Generated by Reclass 2027\n\n");
emitRustStruct(ctx, rootStructId);
return alignComments(ctx.output);
}
QString renderRustTree(const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
auto childMap = buildChildMap(tree);
GenContext ctx{tree, childMap, {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("// Generated by Reclass 2027\n\n");
for (uint64_t sid : collectReachableStructs(tree, childMap, rootStructId))
emitRustStruct(ctx, sid);
return alignComments(ctx.output);
}
QString renderRustAll(const NodeTree& tree,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("// Generated by Reclass 2027\n\n");
QVector<int> roots = ctx.childMap.value(0);
std::sort(roots.begin(), roots.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
for (int ri : roots) {
if (tree.nodes[ri].kind == NodeKind::Struct)
emitRustStruct(ctx, tree.nodes[ri].id);
}
return alignComments(ctx.output);
}
// ── #define public API ──
QString renderDefines(const NodeTree& tree, uint64_t rootStructId) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, nullptr, false};
ctx.output += QStringLiteral("#pragma once\n\n");
emitDefinesForStruct(ctx, rootStructId, QString(), 0);
return ctx.output;
}
QString renderDefinesTree(const NodeTree& tree, uint64_t rootStructId) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
auto childMap = buildChildMap(tree);
GenContext ctx{tree, childMap, {}, {}, {}, {}, {}, 0, nullptr, false};
ctx.output += QStringLiteral("#pragma once\n\n");
for (uint64_t sid : collectReachableStructs(tree, childMap, rootStructId))
emitDefinesForStruct(ctx, sid, QString(), 0);
return ctx.output;
}
QString renderDefinesAll(const NodeTree& tree) {
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, nullptr, false};
ctx.output += QStringLiteral("#pragma once\n\n");
QVector<int> roots = ctx.childMap.value(0);
std::sort(roots.begin(), roots.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
for (int ri : roots) {
if (tree.nodes[ri].kind == NodeKind::Struct)
emitDefinesForStruct(ctx, tree.nodes[ri].id, QString(), 0);
}
return ctx.output;
}
// ── C# public API ──
QString renderCSharp(const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("using System.Runtime.InteropServices;\n\n");
emitCSharpStruct(ctx, rootStructId);
return alignComments(ctx.output);
}
QString renderCSharpTree(const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
auto childMap = buildChildMap(tree);
GenContext ctx{tree, childMap, {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("using System.Runtime.InteropServices;\n\n");
for (uint64_t sid : collectReachableStructs(tree, childMap, rootStructId))
emitCSharpStruct(ctx, sid);
return alignComments(ctx.output);
}
QString renderCSharpAll(const NodeTree& tree,
const QHash<NodeKind, QString>* typeAliases,
bool emitAsserts) {
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, typeAliases, emitAsserts};
ctx.output += QStringLiteral("using System.Runtime.InteropServices;\n\n");
QVector<int> roots = ctx.childMap.value(0);
std::sort(roots.begin(), roots.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
for (int ri : roots) {
if (tree.nodes[ri].kind == NodeKind::Struct)
emitCSharpStruct(ctx, tree.nodes[ri].id);
}
return alignComments(ctx.output);
}
// ── Python public API ──
QString renderPython(const NodeTree& tree, uint64_t rootStructId) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, nullptr, false};
ctx.output += QStringLiteral("import ctypes\n\n");
emitPythonStruct(ctx, rootStructId);
return alignComments(ctx.output);
}
QString renderPythonTree(const NodeTree& tree, uint64_t rootStructId) {
int idx = tree.indexOfId(rootStructId);
if (idx < 0) return {};
if (tree.nodes[idx].kind != NodeKind::Struct) return {};
auto childMap = buildChildMap(tree);
GenContext ctx{tree, childMap, {}, {}, {}, {}, {}, 0, nullptr, false};
ctx.output += QStringLiteral("import ctypes\n\n");
for (uint64_t sid : collectReachableStructs(tree, childMap, rootStructId))
emitPythonStruct(ctx, sid);
return alignComments(ctx.output);
}
QString renderPythonAll(const NodeTree& tree) {
GenContext ctx{tree, buildChildMap(tree), {}, {}, {}, {}, {}, 0, nullptr, false};
ctx.output += QStringLiteral("import ctypes\n\n");
QVector<int> roots = ctx.childMap.value(0);
std::sort(roots.begin(), roots.end(), [&](int a, int b) {
return tree.nodes[a].offset < tree.nodes[b].offset;
});
for (int ri : roots) {
if (tree.nodes[ri].kind == NodeKind::Struct)
emitPythonStruct(ctx, tree.nodes[ri].id);
}
return alignComments(ctx.output);
}
// ── Format dispatch ──
QString renderCode(CodeFormat fmt, const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases, bool emitAsserts) {
switch (fmt) {
case CodeFormat::RustStruct: return renderRust(tree, rootStructId, typeAliases, emitAsserts);
case CodeFormat::DefineOffsets: return renderDefines(tree, rootStructId);
case CodeFormat::CSharpStruct: return renderCSharp(tree, rootStructId, typeAliases, emitAsserts);
case CodeFormat::PythonCtypes: return renderPython(tree, rootStructId);
default: return renderCpp(tree, rootStructId, typeAliases, emitAsserts);
}
}
QString renderCodeTree(CodeFormat fmt, const NodeTree& tree, uint64_t rootStructId,
const QHash<NodeKind, QString>* typeAliases, bool emitAsserts) {
switch (fmt) {
case CodeFormat::RustStruct: return renderRustTree(tree, rootStructId, typeAliases, emitAsserts);
case CodeFormat::DefineOffsets: return renderDefinesTree(tree, rootStructId);
case CodeFormat::CSharpStruct: return renderCSharpTree(tree, rootStructId, typeAliases, emitAsserts);
case CodeFormat::PythonCtypes: return renderPythonTree(tree, rootStructId);
default: return renderCppTree(tree, rootStructId, typeAliases, emitAsserts);
}
}
QString renderCodeAll(CodeFormat fmt, const NodeTree& tree,
const QHash<NodeKind, QString>* typeAliases, bool emitAsserts) {
switch (fmt) {
case CodeFormat::RustStruct: return renderRustAll(tree, typeAliases, emitAsserts);
case CodeFormat::DefineOffsets: return renderDefinesAll(tree);
case CodeFormat::CSharpStruct: return renderCSharpAll(tree, typeAliases, emitAsserts);
case CodeFormat::PythonCtypes: return renderPythonAll(tree);
default: return renderCppAll(tree, typeAliases, emitAsserts);
}
}
QString renderNull(const NodeTree&, uint64_t) {
return {};
}
} // namespace rcx