patterns: snake_case all built-in functions
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WerWolv
parent
1da2ca1eb8
commit
1a9e3944dc
@ -19,88 +19,6 @@ namespace hex::plugin::builtin {
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ContentRegistry::PatternLanguageFunctions::Namespace nsStd = { "std" };
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{
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/* findSequence(occurrenceIndex, byte...) */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "findSequence", ContentRegistry::PatternLanguageFunctions::MoreParametersThan | 1, [](auto &ctx, auto params) {
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auto& occurrenceIndex = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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std::vector<u8> sequence;
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for (u32 i = 1; i < params.size(); i++) {
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sequence.push_back(std::visit([&](auto &&value) -> u8 {
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if (value <= 0xFF)
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return value;
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else
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ctx.getConsole().abortEvaluation("sequence bytes need to fit into 1 byte");
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}, AS_TYPE(ASTNodeIntegerLiteral, params[i])->getValue()));
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}
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std::vector<u8> bytes(sequence.size(), 0x00);
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u32 occurrences = 0;
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for (u64 offset = 0; offset < SharedData::currentProvider->getSize() - sequence.size(); offset++) {
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SharedData::currentProvider->read(offset, bytes.data(), bytes.size());
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if (bytes == sequence) {
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if (LITERAL_COMPARE(occurrenceIndex, occurrences < occurrenceIndex)) {
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occurrences++;
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continue;
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}
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return new ASTNodeIntegerLiteral(offset);
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}
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}
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ctx.getConsole().abortEvaluation("failed to find sequence");
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});
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/* readUnsigned(address, size) */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "readUnsigned", 2, [](auto &ctx, auto params) {
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auto address = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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auto size = AS_TYPE(ASTNodeIntegerLiteral, params[1])->getValue();
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if (LITERAL_COMPARE(address, address >= SharedData::currentProvider->getActualSize()))
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ctx.getConsole().abortEvaluation("address out of range");
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return std::visit([&](auto &&address, auto &&size) {
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if (size <= 0 || size > 16)
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ctx.getConsole().abortEvaluation("invalid read size");
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u8 value[(u8)size];
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SharedData::currentProvider->read(address, value, size);
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switch ((u8)size) {
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case 1: return new ASTNodeIntegerLiteral(*reinterpret_cast<u8*>(value));
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case 2: return new ASTNodeIntegerLiteral(*reinterpret_cast<u16*>(value));
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case 4: return new ASTNodeIntegerLiteral(*reinterpret_cast<u32*>(value));
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case 8: return new ASTNodeIntegerLiteral(*reinterpret_cast<u64*>(value));
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case 16: return new ASTNodeIntegerLiteral(*reinterpret_cast<u128*>(value));
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default: ctx.getConsole().abortEvaluation("invalid read size");
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}
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}, address, size);
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});
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/* readSigned(address, size) */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "readSigned", 2, [](auto &ctx, auto params) {
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auto address = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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auto size = AS_TYPE(ASTNodeIntegerLiteral, params[1])->getValue();
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if (LITERAL_COMPARE(address, address >= SharedData::currentProvider->getActualSize()))
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ctx.getConsole().abortEvaluation("address out of range");
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return std::visit([&](auto &&address, auto &&size) {
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if (size <= 0 || size > 16)
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ctx.getConsole().abortEvaluation("invalid read size");
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u8 value[(u8)size];
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SharedData::currentProvider->read(address, value, size);
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switch ((u8)size) {
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case 1: return new ASTNodeIntegerLiteral(*reinterpret_cast<s8*>(value));
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case 2: return new ASTNodeIntegerLiteral(*reinterpret_cast<s16*>(value));
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case 4: return new ASTNodeIntegerLiteral(*reinterpret_cast<s32*>(value));
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case 8: return new ASTNodeIntegerLiteral(*reinterpret_cast<s64*>(value));
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case 16: return new ASTNodeIntegerLiteral(*reinterpret_cast<s128*>(value));
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default: ctx.getConsole().abortEvaluation("invalid read size");
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}
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}, address, size);
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});
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/* assert(condition, message) */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "assert", 2, [](auto &ctx, auto params) {
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@ -108,18 +26,18 @@ namespace hex::plugin::builtin {
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auto message = AS_TYPE(ASTNodeStringLiteral, params[1])->getString();
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if (LITERAL_COMPARE(condition, condition == 0))
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ctx.getConsole().abortEvaluation(hex::format("assert failed \"{0}\"", message.data()));
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ctx.getConsole().abortEvaluation(hex::format("assertion failed \"{0}\"", message.data()));
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return nullptr;
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});
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/* warnAssert(condition, message) */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "warnAssert", 2, [](auto ctx, auto params) {
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/* assert_warn(condition, message) */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "assert_warn", 2, [](auto ctx, auto params) {
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auto condition = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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auto message = AS_TYPE(ASTNodeStringLiteral, params[1])->getString();
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if (LITERAL_COMPARE(condition, condition == 0))
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ctx.getConsole().log(LogConsole::Level::Warning, hex::format("assert failed \"{0}\"", message));
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ctx.getConsole().log(LogConsole::Level::Warning, hex::format("assertion failed \"{0}\"", message));
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return nullptr;
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});
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@ -154,23 +72,117 @@ namespace hex::plugin::builtin {
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return nullptr;
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});
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/* alignTo(alignment, value) */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "alignTo", 2, [](auto &ctx, auto params) -> ASTNode* {
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}
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ContentRegistry::PatternLanguageFunctions::Namespace nsStdMem = { "std", "mem" };
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{
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/* align_to(alignment, value) */
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ContentRegistry::PatternLanguageFunctions::add(nsStdMem, "align_to", 2, [](auto &ctx, auto params) -> ASTNode* {
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auto alignment = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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auto value = AS_TYPE(ASTNodeIntegerLiteral, params[1])->getValue();
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auto result = std::visit([](auto &&alignment, auto &&value) {
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u64 remainder = u64(value) % u64(alignment);
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return remainder != 0 ? u64(value) + (u64(alignment) - remainder) : u64(value);
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}, alignment, value);
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}, alignment, value);
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return new ASTNodeIntegerLiteral(u64(result));
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});
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/* dataSize() */
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ContentRegistry::PatternLanguageFunctions::add(nsStd, "dataSize", ContentRegistry::PatternLanguageFunctions::NoParameters, [](auto &ctx, auto params) -> ASTNode* {
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/* base_address() */
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ContentRegistry::PatternLanguageFunctions::add(nsStdMem, "base_address", ContentRegistry::PatternLanguageFunctions::NoParameters, [](auto &ctx, auto params) -> ASTNode* {
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return new ASTNodeIntegerLiteral(u64(SharedData::currentProvider->getBaseAddress()));
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});
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/* size() */
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ContentRegistry::PatternLanguageFunctions::add(nsStdMem, "size", ContentRegistry::PatternLanguageFunctions::NoParameters, [](auto &ctx, auto params) -> ASTNode* {
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return new ASTNodeIntegerLiteral(u64(SharedData::currentProvider->getActualSize()));
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});
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/* find_sequence(occurrence_index, bytes...) */
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ContentRegistry::PatternLanguageFunctions::add(nsStdMem, "find_sequence", ContentRegistry::PatternLanguageFunctions::MoreParametersThan | 1, [](auto &ctx, auto params) {
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auto& occurrenceIndex = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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std::vector<u8> sequence;
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for (u32 i = 1; i < params.size(); i++) {
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sequence.push_back(std::visit([&](auto &&value) -> u8 {
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if (value <= 0xFF)
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return value;
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else
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ctx.getConsole().abortEvaluation("sequence bytes need to fit into 1 byte");
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}, AS_TYPE(ASTNodeIntegerLiteral, params[i])->getValue()));
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}
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std::vector<u8> bytes(sequence.size(), 0x00);
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u32 occurrences = 0;
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for (u64 offset = 0; offset < SharedData::currentProvider->getSize() - sequence.size(); offset++) {
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SharedData::currentProvider->read(offset, bytes.data(), bytes.size());
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if (bytes == sequence) {
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if (LITERAL_COMPARE(occurrenceIndex, occurrences < occurrenceIndex)) {
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occurrences++;
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continue;
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}
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return new ASTNodeIntegerLiteral(offset);
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}
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}
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ctx.getConsole().abortEvaluation("failed to find sequence");
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});
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/* read_unsigned(address, size) */
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ContentRegistry::PatternLanguageFunctions::add(nsStdMem, "read_unsigned", 2, [](auto &ctx, auto params) {
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auto address = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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auto size = AS_TYPE(ASTNodeIntegerLiteral, params[1])->getValue();
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if (LITERAL_COMPARE(address, address >= SharedData::currentProvider->getActualSize()))
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ctx.getConsole().abortEvaluation("address out of range");
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return std::visit([&](auto &&address, auto &&size) {
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if (size <= 0 || size > 16)
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ctx.getConsole().abortEvaluation("invalid read size");
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u8 value[(u8)size];
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SharedData::currentProvider->read(address, value, size);
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switch ((u8)size) {
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case 1: return new ASTNodeIntegerLiteral(*reinterpret_cast<u8*>(value));
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case 2: return new ASTNodeIntegerLiteral(*reinterpret_cast<u16*>(value));
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case 4: return new ASTNodeIntegerLiteral(*reinterpret_cast<u32*>(value));
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case 8: return new ASTNodeIntegerLiteral(*reinterpret_cast<u64*>(value));
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case 16: return new ASTNodeIntegerLiteral(*reinterpret_cast<u128*>(value));
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default: ctx.getConsole().abortEvaluation("invalid read size");
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}
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}, address, size);
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});
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/* read_signed(address, size) */
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ContentRegistry::PatternLanguageFunctions::add(nsStdMem, "read_signed", 2, [](auto &ctx, auto params) {
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auto address = AS_TYPE(ASTNodeIntegerLiteral, params[0])->getValue();
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auto size = AS_TYPE(ASTNodeIntegerLiteral, params[1])->getValue();
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if (LITERAL_COMPARE(address, address >= SharedData::currentProvider->getActualSize()))
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ctx.getConsole().abortEvaluation("address out of range");
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return std::visit([&](auto &&address, auto &&size) {
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if (size <= 0 || size > 16)
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ctx.getConsole().abortEvaluation("invalid read size");
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u8 value[(u8)size];
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SharedData::currentProvider->read(address, value, size);
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switch ((u8)size) {
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case 1: return new ASTNodeIntegerLiteral(*reinterpret_cast<s8*>(value));
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case 2: return new ASTNodeIntegerLiteral(*reinterpret_cast<s16*>(value));
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case 4: return new ASTNodeIntegerLiteral(*reinterpret_cast<s32*>(value));
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case 8: return new ASTNodeIntegerLiteral(*reinterpret_cast<s64*>(value));
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case 16: return new ASTNodeIntegerLiteral(*reinterpret_cast<s128*>(value));
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default: ctx.getConsole().abortEvaluation("invalid read size");
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}
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}, address, size);
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});
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}
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ContentRegistry::PatternLanguageFunctions::Namespace nsStdStr = { "std", "str" };
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