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patterns: Added basic support for in/out variables

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WerWolv
2021-12-18 22:56:36 +01:00
parent c56408640f
commit ea92e17ca0
10 changed files with 411 additions and 153 deletions
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12
plugins/libimhex/include/hex/pattern_language/ast_node.hpp
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@@ -714,8 +714,8 @@ namespace hex::pl {
class ASTNodeVariableDecl : public ASTNode, public Attributable {
public:
ASTNodeVariableDecl(std::string name, ASTNode *type, ASTNode *placementOffset = nullptr)
: ASTNode(), m_name(std::move(name)), m_type(type), m_placementOffset(placementOffset) { }
ASTNodeVariableDecl(std::string name, ASTNode *type, ASTNode *placementOffset = nullptr, bool inVariable = false, bool outVariable = false)
: ASTNode(), m_name(std::move(name)), m_type(type), m_placementOffset(placementOffset), m_inVariable(inVariable), m_outVariable(outVariable) { }
ASTNodeVariableDecl(const ASTNodeVariableDecl &other) : ASTNode(other), Attributable(other) {
this->m_name = other.m_name;
@@ -740,6 +740,9 @@ namespace hex::pl {
[[nodiscard]] constexpr ASTNode* getType() const { return this->m_type; }
[[nodiscard]] constexpr auto getPlacementOffset() const { return this->m_placementOffset; }
[[nodiscard]] constexpr bool isInVariable() const { return this->m_inVariable; }
[[nodiscard]] constexpr bool isOutVariable() const { return this->m_outVariable; }
[[nodiscard]] std::vector<PatternData*> createPatterns(Evaluator *evaluator) const override {
if (this->m_placementOffset != nullptr) {
auto offset = dynamic_cast<ASTNodeLiteral *>(this->m_placementOffset->evaluate(evaluator));
@@ -770,6 +773,8 @@ namespace hex::pl {
std::string m_name;
ASTNode *m_type;
ASTNode *m_placementOffset;
bool m_inVariable, m_outVariable;
};
class ASTNodeArrayVariableDecl : public ASTNode, public Attributable {
@@ -1459,7 +1464,8 @@ namespace hex::pl {
std::visit(overloaded {
[&](std::string &assignmentValue) { },
[&](auto &&assignmentValue) { std::memcpy(&value, &assignmentValue, pattern->getSize()); }
[&](PatternData *assignmentValue) { },
[&](auto &&assignmentValue) { value = assignmentValue; }
}, literal);
}
else