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Diffstat (limited to 'lldb/source/Core/CXXFormatterFunctions.cpp')
| -rw-r--r-- | lldb/source/Core/CXXFormatterFunctions.cpp | 1808 |
1 files changed, 0 insertions, 1808 deletions
diff --git a/lldb/source/Core/CXXFormatterFunctions.cpp b/lldb/source/Core/CXXFormatterFunctions.cpp deleted file mode 100644 index 81e72e5418c..00000000000 --- a/lldb/source/Core/CXXFormatterFunctions.cpp +++ /dev/null @@ -1,1808 +0,0 @@ -//===-- CXXFormatterFunctions.cpp---------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "lldb/lldb-python.h" - -#include "lldb/Core/CXXFormatterFunctions.h" - -// needed to get ConvertUTF16/32ToUTF8 -#define CLANG_NEEDS_THESE_ONE_DAY -#include "clang/Basic/ConvertUTF.h" - -#include "lldb/Core/DataBufferHeap.h" -#include "lldb/Core/Error.h" -#include "lldb/Core/Stream.h" -#include "lldb/Core/ValueObject.h" -#include "lldb/Core/ValueObjectConstResult.h" -#include "lldb/Host/Endian.h" -#include "lldb/Symbol/ClangASTContext.h" -#include "lldb/Target/ObjCLanguageRuntime.h" -#include "lldb/Target/Target.h" - -using namespace lldb; -using namespace lldb_private; -using namespace lldb_private::formatters; - -bool -lldb_private::formatters::ExtractValueFromObjCExpression (ValueObject &valobj, - const char* target_type, - const char* selector, - uint64_t &value) -{ - if (!target_type || !*target_type) - return false; - if (!selector || !*selector) - return false; - StreamString expr; - expr.Printf("(%s)[(id)0x%" PRIx64 " %s]",target_type,valobj.GetPointerValue(),selector); - ExecutionContext exe_ctx (valobj.GetExecutionContextRef()); - lldb::ValueObjectSP result_sp; - Target* target = exe_ctx.GetTargetPtr(); - StackFrame* stack_frame = exe_ctx.GetFramePtr(); - if (!target || !stack_frame) - return false; - - EvaluateExpressionOptions options; - options.SetCoerceToId(false) - .SetUnwindOnError(true) - .SetKeepInMemory(true); - - target->EvaluateExpression(expr.GetData(), - stack_frame, - result_sp, - options); - if (!result_sp) - return false; - value = result_sp->GetValueAsUnsigned(0); - return true; -} - -lldb::ValueObjectSP -lldb_private::formatters::CallSelectorOnObject (ValueObject &valobj, - const char* return_type, - const char* selector, - uint64_t index) -{ - lldb::ValueObjectSP valobj_sp; - if (!return_type || !*return_type) - return valobj_sp; - if (!selector || !*selector) - return valobj_sp; - StreamString expr_path_stream; - valobj.GetExpressionPath(expr_path_stream, false); - StreamString expr; - expr.Printf("(%s)[%s %s:%" PRId64 "]",return_type,expr_path_stream.GetData(),selector,index); - ExecutionContext exe_ctx (valobj.GetExecutionContextRef()); - lldb::ValueObjectSP result_sp; - Target* target = exe_ctx.GetTargetPtr(); - StackFrame* stack_frame = exe_ctx.GetFramePtr(); - if (!target || !stack_frame) - return valobj_sp; - - EvaluateExpressionOptions options; - options.SetCoerceToId(false) - .SetUnwindOnError(true) - .SetKeepInMemory(true) - .SetUseDynamic(lldb::eDynamicCanRunTarget); - - target->EvaluateExpression(expr.GetData(), - stack_frame, - valobj_sp, - options); - return valobj_sp; -} - -lldb::ValueObjectSP -lldb_private::formatters::CallSelectorOnObject (ValueObject &valobj, - const char* return_type, - const char* selector, - const char* key) -{ - lldb::ValueObjectSP valobj_sp; - if (!return_type || !*return_type) - return valobj_sp; - if (!selector || !*selector) - return valobj_sp; - if (!key || !*key) - return valobj_sp; - StreamString expr_path_stream; - valobj.GetExpressionPath(expr_path_stream, false); - StreamString expr; - expr.Printf("(%s)[%s %s:%s]",return_type,expr_path_stream.GetData(),selector,key); - ExecutionContext exe_ctx (valobj.GetExecutionContextRef()); - lldb::ValueObjectSP result_sp; - Target* target = exe_ctx.GetTargetPtr(); - StackFrame* stack_frame = exe_ctx.GetFramePtr(); - if (!target || !stack_frame) - return valobj_sp; - - EvaluateExpressionOptions options; - options.SetCoerceToId(false) - .SetUnwindOnError(true) - .SetKeepInMemory(true) - .SetUseDynamic(lldb::eDynamicCanRunTarget); - - target->EvaluateExpression(expr.GetData(), - stack_frame, - valobj_sp, - options); - return valobj_sp; -} - -// use this call if you already have an LLDB-side buffer for the data -template<typename SourceDataType> -static bool -DumpUTFBufferToStream (ConversionResult (*ConvertFunction) (const SourceDataType**, - const SourceDataType*, - UTF8**, - UTF8*, - ConversionFlags), - DataExtractor& data, - Stream& stream, - char prefix_token = '@', - char quote = '"', - int sourceSize = 0) -{ - if (prefix_token != 0) - stream.Printf("%c",prefix_token); - if (quote != 0) - stream.Printf("%c",quote); - if (data.GetByteSize() && data.GetDataStart() && data.GetDataEnd()) - { - const int bufferSPSize = data.GetByteSize(); - if (sourceSize == 0) - { - const int origin_encoding = 8*sizeof(SourceDataType); - sourceSize = bufferSPSize/(origin_encoding >> 2); - } - - SourceDataType *data_ptr = (SourceDataType*)data.GetDataStart(); - SourceDataType *data_end_ptr = data_ptr + sourceSize; - - while (data_ptr < data_end_ptr) - { - if (!*data_ptr) - { - data_end_ptr = data_ptr; - break; - } - data_ptr++; - } - - *data_ptr = 0; - data_ptr = (SourceDataType*)data.GetDataStart(); - - lldb::DataBufferSP utf8_data_buffer_sp; - UTF8* utf8_data_ptr = nullptr; - UTF8* utf8_data_end_ptr = nullptr; - - if (ConvertFunction) - { - utf8_data_buffer_sp.reset(new DataBufferHeap(bufferSPSize,0)); - utf8_data_ptr = (UTF8*)utf8_data_buffer_sp->GetBytes(); - utf8_data_end_ptr = utf8_data_ptr + bufferSPSize; - ConvertFunction ( (const SourceDataType**)&data_ptr, data_end_ptr, &utf8_data_ptr, utf8_data_end_ptr, lenientConversion ); - utf8_data_ptr = (UTF8*)utf8_data_buffer_sp->GetBytes(); // needed because the ConvertFunction will change the value of the data_ptr - } - else - { - // just copy the pointers - the cast is necessary to make the compiler happy - // but this should only happen if we are reading UTF8 data - utf8_data_ptr = (UTF8*)data_ptr; - utf8_data_end_ptr = (UTF8*)data_end_ptr; - } - - // since we tend to accept partial data (and even partially malformed data) - // we might end up with no NULL terminator before the end_ptr - // hence we need to take a slower route and ensure we stay within boundaries - for (;utf8_data_ptr != utf8_data_end_ptr; utf8_data_ptr++) - { - if (!*utf8_data_ptr) - break; - stream.Printf("%c",*utf8_data_ptr); - } - } - if (quote != 0) - stream.Printf("%c",quote); - return true; -} - -template<typename SourceDataType> -static bool -ReadUTFBufferAndDumpToStream (ConversionResult (*ConvertFunction) (const SourceDataType**, - const SourceDataType*, - UTF8**, - UTF8*, - ConversionFlags), - uint64_t location, - const ProcessSP& process_sp, - Stream& stream, - char prefix_token = '@', - char quote = '"', - int sourceSize = 0) -{ - if (location == 0 || location == LLDB_INVALID_ADDRESS) - return false; - if (!process_sp) - return false; - - const int origin_encoding = 8*sizeof(SourceDataType); - if (origin_encoding != 8 && origin_encoding != 16 && origin_encoding != 32) - return false; - // if not UTF8, I need a conversion function to return proper UTF8 - if (origin_encoding != 8 && !ConvertFunction) - return false; - - if (sourceSize == 0) - sourceSize = process_sp->GetTarget().GetMaximumSizeOfStringSummary(); - const int bufferSPSize = sourceSize * (origin_encoding >> 2); - - Error error; - lldb::DataBufferSP buffer_sp(new DataBufferHeap(bufferSPSize,0)); - - if (!buffer_sp->GetBytes()) - return false; - - size_t data_read = process_sp->ReadMemoryFromInferior(location, (char*)buffer_sp->GetBytes(), bufferSPSize, error); - if (error.Fail() || data_read == 0) - { - stream.Printf("unable to read data"); - return true; - } - - DataExtractor data(buffer_sp, process_sp->GetByteOrder(), process_sp->GetAddressByteSize()); - - return DumpUTFBufferToStream(ConvertFunction, data, stream, prefix_token, quote, sourceSize); -} - -bool -lldb_private::formatters::Char16StringSummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0); - - if (!valobj_addr) - return false; - - if (!ReadUTFBufferAndDumpToStream<UTF16>(ConvertUTF16toUTF8,valobj_addr, - process_sp, - stream, - 'u')) - { - stream.Printf("Summary Unavailable"); - return true; - } - - return true; -} - -bool -lldb_private::formatters::Char32StringSummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0); - - if (!valobj_addr) - return false; - - if (!ReadUTFBufferAndDumpToStream<UTF32>(ConvertUTF32toUTF8,valobj_addr, - process_sp, - stream, - 'U')) - { - stream.Printf("Summary Unavailable"); - return true; - } - - return true; -} - -bool -lldb_private::formatters::WCharStringSummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - lldb::addr_t data_addr = 0; - - if (valobj.IsPointerType()) - data_addr = valobj.GetValueAsUnsigned(0); - else if (valobj.IsArrayType()) - data_addr = valobj.GetAddressOf(); - - if (data_addr == 0 || data_addr == LLDB_INVALID_ADDRESS) - return false; - - clang::ASTContext* ast = valobj.GetClangAST(); - - if (!ast) - return false; - - uint32_t wchar_size = ClangASTType::GetClangTypeBitWidth(ast, ClangASTType::GetBasicType(ast, lldb::eBasicTypeWChar).GetOpaqueQualType()); - - switch (wchar_size) - { - case 8: - // utf 8 - return ReadUTFBufferAndDumpToStream<UTF8>(nullptr, data_addr, - process_sp, - stream, - 'L'); - case 16: - // utf 16 - return ReadUTFBufferAndDumpToStream<UTF16>(ConvertUTF16toUTF8, data_addr, - process_sp, - stream, - 'L'); - case 32: - // utf 32 - return ReadUTFBufferAndDumpToStream<UTF32>(ConvertUTF32toUTF8, data_addr, - process_sp, - stream, - 'L'); - default: - stream.Printf("size for wchar_t is not valid"); - return true; - } - return true; -} - -bool -lldb_private::formatters::Char16SummaryProvider (ValueObject& valobj, Stream& stream) -{ - DataExtractor data; - valobj.GetData(data); - - std::string value; - valobj.GetValueAsCString(lldb::eFormatUnicode16, value); - if (!value.empty()) - stream.Printf("%s ", value.c_str()); - - return DumpUTFBufferToStream<UTF16>(ConvertUTF16toUTF8,data,stream, 'u','\'',1); -} - -bool -lldb_private::formatters::Char32SummaryProvider (ValueObject& valobj, Stream& stream) -{ - DataExtractor data; - valobj.GetData(data); - - std::string value; - valobj.GetValueAsCString(lldb::eFormatUnicode32, value); - if (!value.empty()) - stream.Printf("%s ", value.c_str()); - - return DumpUTFBufferToStream<UTF32>(ConvertUTF32toUTF8,data,stream, 'U','\'',1); -} - -bool -lldb_private::formatters::WCharSummaryProvider (ValueObject& valobj, Stream& stream) -{ - DataExtractor data; - valobj.GetData(data); - - clang::ASTContext* ast = valobj.GetClangAST(); - - if (!ast) - return false; - - std::string value; - - uint32_t wchar_size = ClangASTType::GetClangTypeBitWidth(ast, ClangASTType::GetBasicType(ast, lldb::eBasicTypeWChar).GetOpaqueQualType()); - - switch (wchar_size) - { - case 8: - // utf 8 - valobj.GetValueAsCString(lldb::eFormatChar, value); - if (!value.empty()) - stream.Printf("%s ", value.c_str()); - return DumpUTFBufferToStream<UTF8>(nullptr, - data, - stream, - 'L', - '\'', - 1); - case 16: - // utf 16 - valobj.GetValueAsCString(lldb::eFormatUnicode16, value); - if (!value.empty()) - stream.Printf("%s ", value.c_str()); - return DumpUTFBufferToStream<UTF16>(ConvertUTF16toUTF8, - data, - stream, - 'L', - '\'', - 1); - case 32: - // utf 32 - valobj.GetValueAsCString(lldb::eFormatUnicode32, value); - if (!value.empty()) - stream.Printf("%s ", value.c_str()); - return DumpUTFBufferToStream<UTF32>(ConvertUTF32toUTF8, - data, - stream, - 'L', - '\'', - 1); - default: - stream.Printf("size for wchar_t is not valid"); - return true; - } - return true; -} - -// this function extracts information from a libcxx std::basic_string<> -// irregardless of template arguments. it reports the size (in item count not bytes) -// and the location in memory where the string data can be found -static bool -ExtractLibcxxStringInfo (ValueObject& valobj, - ValueObjectSP &location_sp, - uint64_t& size) -{ - ValueObjectSP D(valobj.GetChildAtIndexPath({0,0,0,0})); - if (!D) - return false; - - ValueObjectSP size_mode(D->GetChildAtIndexPath({1,0,0})); - if (!size_mode) - return false; - - uint64_t size_mode_value(size_mode->GetValueAsUnsigned(0)); - - if ((size_mode_value & 1) == 0) // this means the string is in short-mode and the data is stored inline - { - ValueObjectSP s(D->GetChildAtIndex(1, true)); - if (!s) - return false; - size = ((size_mode_value >> 1) % 256); - location_sp = s->GetChildAtIndex(1, true); - return (location_sp.get() != nullptr); - } - else - { - ValueObjectSP l(D->GetChildAtIndex(0, true)); - if (!l) - return false; - location_sp = l->GetChildAtIndex(2, true); - ValueObjectSP size_vo(l->GetChildAtIndex(1, true)); - if (!size_vo || !location_sp) - return false; - size = size_vo->GetValueAsUnsigned(0); - return true; - } -} - -bool -lldb_private::formatters::LibcxxWStringSummaryProvider (ValueObject& valobj, Stream& stream) -{ - uint64_t size = 0; - ValueObjectSP location_sp((ValueObject*)nullptr); - if (!ExtractLibcxxStringInfo(valobj, location_sp, size)) - return false; - if (size == 0) - { - stream.Printf("L\"\""); - return true; - } - if (!location_sp) - return false; - return WCharStringSummaryProvider(*location_sp.get(), stream); -} - -bool -lldb_private::formatters::LibcxxStringSummaryProvider (ValueObject& valobj, Stream& stream) -{ - uint64_t size = 0; - ValueObjectSP location_sp((ValueObject*)nullptr); - if (!ExtractLibcxxStringInfo(valobj, location_sp, size)) - return false; - if (size == 0) - { - stream.Printf("\"\""); - return true; - } - if (!location_sp) - return false; - Error error; - location_sp->ReadPointedString(stream, - error, - 0, // max length is decided by the settings - false); // do not honor array (terminates on first 0 byte even for a char[]) - return error.Success(); -} - -template<bool name_entries> -bool -lldb_private::formatters::NSDictionarySummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - ObjCLanguageRuntime* runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC); - - if (!runtime) - return false; - - ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(valobj)); - - if (!descriptor.get() || !descriptor->IsValid()) - return false; - - uint32_t ptr_size = process_sp->GetAddressByteSize(); - bool is_64bit = (ptr_size == 8); - - lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0); - - if (!valobj_addr) - return false; - - uint64_t value = 0; - - const char* class_name = descriptor->GetClassName().GetCString(); - - if (!class_name || !*class_name) - return false; - - if (!strcmp(class_name,"__NSDictionaryI")) - { - Error error; - value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + ptr_size, ptr_size, 0, error); - if (error.Fail()) - return false; - value &= (is_64bit ? ~0xFC00000000000000UL : ~0xFC000000U); - } - else if (!strcmp(class_name,"__NSDictionaryM")) - { - Error error; - value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + ptr_size, ptr_size, 0, error); - if (error.Fail()) - return false; - value &= (is_64bit ? ~0xFC00000000000000UL : ~0xFC000000U); - } - else if (!strcmp(class_name,"__NSCFDictionary")) - { - Error error; - value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + (is_64bit ? 20 : 12), ptr_size, 0, error); - if (error.Fail()) - return false; - if (is_64bit) - value &= ~0x0f1f000000000000UL; - } - else - { - if (!ExtractValueFromObjCExpression(valobj, "int", "count", value)) - return false; - } - - stream.Printf("%s%" PRIu64 " %s%s", - (name_entries ? "@\"" : ""), - value, - (name_entries ? (value == 1 ? "entry" : "entries") : (value == 1 ? "key/value pair" : "key/value pairs")), - (name_entries ? "\"" : "")); - return true; -} - -bool -lldb_private::formatters::NSArraySummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - ObjCLanguageRuntime* runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC); - - if (!runtime) - return false; - - ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(valobj)); - - if (!descriptor.get() || !descriptor->IsValid()) - return false; - - uint32_t ptr_size = process_sp->GetAddressByteSize(); - - lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0); - - if (!valobj_addr) - return false; - - uint64_t value = 0; - - const char* class_name = descriptor->GetClassName().GetCString(); - - if (!class_name || !*class_name) - return false; - - if (!strcmp(class_name,"__NSArrayI")) - { - Error error; - value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + ptr_size, ptr_size, 0, error); - if (error.Fail()) - return false; - } - else if (!strcmp(class_name,"__NSArrayM")) - { - Error error; - value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + ptr_size, ptr_size, 0, error); - if (error.Fail()) - return false; - } - else if (!strcmp(class_name,"__NSCFArray")) - { - Error error; - value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + 2 * ptr_size, ptr_size, 0, error); - if (error.Fail()) - return false; - } - else - { - if (!ExtractValueFromObjCExpression(valobj, "int", "count", value)) - return false; - } - - stream.Printf("@\"%" PRIu64 " object%s\"", - value, - value == 1 ? "" : "s"); - return true; -} - -template<bool needs_at> -bool -lldb_private::formatters::NSDataSummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - ObjCLanguageRuntime* runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC); - - if (!runtime) - return false; - - ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(valobj)); - - if (!descriptor.get() || !descriptor->IsValid()) - return false; - - bool is_64bit = (process_sp->GetAddressByteSize() == 8); - lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0); - - if (!valobj_addr) - return false; - - uint64_t value = 0; - - const char* class_name = descriptor->GetClassName().GetCString(); - - if (!class_name || !*class_name) - return false; - - if (!strcmp(class_name,"NSConcreteData") || - !strcmp(class_name,"NSConcreteMutableData") || - !strcmp(class_name,"__NSCFData")) - { - uint32_t offset = (is_64bit ? 16 : 8); - Error error; - value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + offset, is_64bit ? 8 : 4, 0, error); - if (error.Fail()) - return false; - } - else - { - if (!ExtractValueFromObjCExpression(valobj, "int", "length", value)) - return false; - } - - stream.Printf("%s%" PRIu64 " byte%s%s", - (needs_at ? "@\"" : ""), - value, - (value > 1 ? "s" : ""), - (needs_at ? "\"" : "")); - - return true; -} - -bool -lldb_private::formatters::NSNumberSummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - ObjCLanguageRuntime* runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC); - - if (!runtime) - return false; - - ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(valobj)); - - if (!descriptor.get() || !descriptor->IsValid()) - return false; - - uint32_t ptr_size = process_sp->GetAddressByteSize(); - - lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0); - - if (!valobj_addr) - return false; - - const char* class_name = descriptor->GetClassName().GetCString(); - - if (!class_name || !*class_name) - return false; - - if (!strcmp(class_name,"NSNumber") || !strcmp(class_name,"__NSCFNumber")) - { - if (descriptor->IsTagged()) - { - // we have a call to get info and value bits in the tagged descriptor. but we prefer not to cast and replicate them - int64_t value = (valobj_addr & ~0x0000000000000000FFL) >> 8; - uint64_t i_bits = (valobj_addr & 0xF0) >> 4; - - switch (i_bits) - { - case 0: - stream.Printf("(char)%hhd",(char)value); - break; - case 4: - stream.Printf("(short)%hd",(short)value); - break; - case 8: - stream.Printf("(int)%d",(int)value); - break; - case 12: - stream.Printf("(long)%" PRId64,value); - break; - default: - stream.Printf("unexpected value:(info=%" PRIu64 ", value=%" PRIu64,i_bits,value); - break; - } - return true; - } - else - { - Error error; - uint8_t data_type = (process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + ptr_size, 1, 0, error) & 0x1F); - uint64_t data_location = valobj_addr + 2*ptr_size; - uint64_t value = 0; - if (error.Fail()) - return false; - switch (data_type) - { - case 1: // 0B00001 - value = process_sp->ReadUnsignedIntegerFromMemory(data_location, 1, 0, error); - if (error.Fail()) - return false; - stream.Printf("(char)%hhd",(char)value); - break; - case 2: // 0B0010 - value = process_sp->ReadUnsignedIntegerFromMemory(data_location, 2, 0, error); - if (error.Fail()) - return false; - stream.Printf("(short)%hd",(short)value); - break; - case 3: // 0B0011 - value = process_sp->ReadUnsignedIntegerFromMemory(data_location, 4, 0, error); - if (error.Fail()) - return false; - stream.Printf("(int)%d",(int)value); - break; - case 17: // 0B10001 - data_location += 8; - case 4: // 0B0100 - value = process_sp->ReadUnsignedIntegerFromMemory(data_location, 8, 0, error); - if (error.Fail()) - return false; - stream.Printf("(long)%" PRId64,value); - break; - case 5: // 0B0101 - { - uint32_t flt_as_int = process_sp->ReadUnsignedIntegerFromMemory(data_location, 4, 0, error); - if (error.Fail()) - return false; - float flt_value = *((float*)&flt_as_int); - stream.Printf("(float)%f",flt_value); - break; - } - case 6: // 0B0110 - { - uint64_t dbl_as_lng = process_sp->ReadUnsignedIntegerFromMemory(data_location, 8, 0, error); - if (error.Fail()) - return false; - double dbl_value = *((double*)&dbl_as_lng); - stream.Printf("(double)%g",dbl_value); - break; - } - default: - stream.Printf("absurd: dt=%d",data_type); - break; - } - return true; - } - } - else - { - // similar to ExtractValueFromObjCExpression but uses summary instead of value - StreamString expr_path_stream; - valobj.GetExpressionPath(expr_path_stream, false); - StreamString expr; - expr.Printf("(NSString*)[%s stringValue]",expr_path_stream.GetData()); - ExecutionContext exe_ctx (valobj.GetExecutionContextRef()); - lldb::ValueObjectSP result_sp; - Target* target = exe_ctx.GetTargetPtr(); - StackFrame* stack_frame = exe_ctx.GetFramePtr(); - if (!target || !stack_frame) - return false; - - EvaluateExpressionOptions options; - options.SetCoerceToId(false) - .SetUnwindOnError(true) - .SetKeepInMemory(true) - .SetUseDynamic(lldb::eDynamicCanRunTarget); - - target->EvaluateExpression(expr.GetData(), - stack_frame, - result_sp, - options); - if (!result_sp) - return false; - stream.Printf("%s",result_sp->GetSummaryAsCString()); - return true; - } -} - -bool -lldb_private::formatters::NSStringSummaryProvider (ValueObject& valobj, Stream& stream) -{ - ProcessSP process_sp = valobj.GetProcessSP(); - if (!process_sp) - return false; - - ObjCLanguageRuntime* runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC); - - if (!runtime) - return false; - - ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(valobj)); - - if (!descriptor.get() || !descriptor->IsValid()) - return false; - - uint32_t ptr_size = process_sp->GetAddressByteSize(); - - lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0); - - if (!valobj_addr) - return false; - - const char* class_name = descriptor->GetClassName().GetCString(); - - if (!class_name || !*class_name) - return false; - - uint64_t info_bits_location = valobj_addr + ptr_size; - if (process_sp->GetByteOrder() != lldb::eByteOrderLittle) - info_bits_location += 3; - - Error error; - - uint8_t info_bits = process_sp->ReadUnsignedIntegerFromMemory(info_bits_location, 1, 0, error); - if (error.Fail()) - return false; - - bool is_mutable = (info_bits & 1) == 1; - bool is_inline = (info_bits & 0x60) == 0; - bool has_explicit_length = (info_bits & (1 | 4)) != 4; - bool is_unicode = (info_bits & 0x10) == 0x10; - bool is_special = strcmp(class_name,"NSPathStore2") == 0; - - if (strcmp(class_name,"NSString") && - strcmp(class_name,"CFStringRef") && - strcmp(class_name,"CFMutableStringRef") && - strcmp(class_name,"__NSCFConstantString") && - strcmp(class_name,"__NSCFString") && - strcmp(class_name,"NSCFConstantString") && - strcmp(class_name,"NSCFString") && - strcmp(class_name,"NSPathStore2")) - { - // probably not one of us - bail out - return false; - } - - if (is_mutable) - { - uint64_t location = 2 * ptr_size + valobj_addr; - location = process_sp->ReadPointerFromMemory(location, error); - if (error.Fail()) - return false; - if (has_explicit_length and is_unicode) - return ReadUTFBufferAndDumpToStream<UTF16> (ConvertUTF16toUTF8,location, process_sp, stream, '@'); - else - { - location++; - lldb::DataBufferSP buffer_sp(new DataBufferHeap(1024,0)); - size_t data_read = process_sp->ReadCStringFromMemory(location, (char*)buffer_sp->GetBytes(), 1024, error); - if (error.Fail()) - return false; - if (data_read) - stream.Printf("@\"%s\"",(char*)buffer_sp->GetBytes()); - return true; - } - } - else if (is_inline && has_explicit_length && !is_unicode && !is_special && !is_mutable) - { - uint64_t location = 3 * ptr_size + valobj_addr; - lldb::DataBufferSP buffer_sp(new DataBufferHeap(1024,0)); - size_t data_read = process_sp->ReadCStringFromMemory(location, (char*)buffer_sp->GetBytes(), 1024, error); - if (error.Fail()) - return false; - if (data_read) - stream.Printf("@\"%s\"",(char*)buffer_sp->GetBytes()); - return true; - } - else if (is_unicode) - { - uint64_t location = valobj_addr + ptr_size + 4 + (ptr_size == 8 ? 4 : 0); - if (is_inline) - { - if (!has_explicit_length) - { - stream.Printf("found new combo"); - return true; - } - else - location += ptr_size; - } - else - { - location = process_sp->ReadPointerFromMemory(location, error); - if (error.Fail()) - return false; - } - return ReadUTFBufferAndDumpToStream<UTF16> (ConvertUTF16toUTF8, location, process_sp, stream, '@'); - } - else if (is_special) - { - uint64_t location = valobj_addr + (ptr_size == 8 ? 12 : 8); - return ReadUTFBufferAndDumpToStream<UTF16> (ConvertUTF16toUTF8, location, process_sp, stream, '@'); - } - else if (is_inline) - { - uint64_t location = valobj_addr + ptr_size + 4 + (ptr_size == 8 ? 4 : 0); - if (!has_explicit_length) - location++; - lldb::DataBufferSP buffer_sp(new DataBufferHeap(1024,0)); - size_t data_read = process_sp->ReadCStringFromMemory(location, (char*)buffer_sp->GetBytes(), 1024, error); - if (error.Fail()) - return false; - if (data_read) - stream.Printf("@\"%s\"",(char*)buffer_sp->GetBytes()); - return true; - } - else - { - uint64_t location = valobj_addr + ptr_size + 4 + (ptr_size == 8 ? 4 : 0); - location = process_sp->ReadPointerFromMemory(location, error); - if (error.Fail()) - return false; - lldb::DataBufferSP buffer_sp(new DataBufferHeap(1024,0)); - size_t data_read = process_sp->ReadCStringFromMemory(location, (char*)buffer_sp->GetBytes(), 1024, error); - if (error.Fail()) - return false; - if (data_read) - stream.Printf("@\"%s\"",(char*)buffer_sp->GetBytes()); - return true; - } - - stream.Printf("class name = %s",class_name); - return true; - -} - -bool -lldb_private::formatters::RuntimeSpecificDescriptionSummaryProvider (ValueObject& valobj, Stream& stream) -{ - stream.Printf("%s",valobj.GetObjectDescription()); - return true; -} - -bool -lldb_private::formatters::ObjCBOOLSummaryProvider (ValueObject& valobj, Stream& stream) -{ - const uint32_t type_info = ClangASTContext::GetTypeInfo(valobj.GetClangType(), - valobj.GetClangAST(), - NULL); - - ValueObjectSP real_guy_sp = valobj.GetSP(); - - if (type_info & ClangASTContext::eTypeIsPointer) - { - Error err; - real_guy_sp = valobj.Dereference(err); - if (err.Fail() || !real_guy_sp) - return false; - } - else if (type_info & ClangASTContext::eTypeIsReference) - { - real_guy_sp = valobj.GetChildAtIndex(0, true); - if (!real_guy_sp) - return false; - } - uint64_t value = real_guy_sp->GetValueAsUnsigned(0); - if (value == 0) - { - stream.Printf("NO"); - return true; - } - stream.Printf("YES"); - return true; -} - -template <bool is_sel_ptr> -bool -lldb_private::formatters::ObjCSELSummaryProvider (ValueObject& valobj, Stream& stream) -{ - lldb::addr_t data_address = LLDB_INVALID_ADDRESS; - - if (is_sel_ptr) - data_address = valobj.GetValueAsUnsigned(LLDB_INVALID_ADDRESS); - else - data_address = valobj.GetAddressOf(); - - if (data_address == LLDB_INVALID_ADDRESS) - return false; - - ExecutionContext exe_ctx(valobj.GetExecutionContextRef()); - - void* char_opaque_type = valobj.GetClangAST()->CharTy.getAsOpaquePtr(); - ClangASTType charstar(valobj.GetClangAST(),ClangASTType::GetPointerType(valobj.GetClangAST(), char_opaque_type)); - - ValueObjectSP valobj_sp(ValueObject::CreateValueObjectFromAddress("text", data_address, exe_ctx, charstar)); - - stream.Printf("%s",valobj_sp->GetSummaryAsCString()); - return true; -} - -lldb_private::formatters::NSArrayMSyntheticFrontEnd::NSArrayMSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : -SyntheticChildrenFrontEnd(*valobj_sp.get()), -m_exe_ctx_ref(), -m_ptr_size(8), -m_data_32(NULL), -m_data_64(NULL) -{ - if (valobj_sp) - { - m_id_type = ClangASTType(valobj_sp->GetClangAST(),valobj_sp->GetClangAST()->ObjCBuiltinIdTy.getAsOpaquePtr()); - Update(); - } -} - -size_t -lldb_private::formatters::NSArrayMSyntheticFrontEnd::CalculateNumChildren () -{ - if (m_data_32) - return m_data_32->_used; - if (m_data_64) - return m_data_64->_used; - return 0; -} - -lldb::ValueObjectSP -lldb_private::formatters::NSArrayMSyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - if (!m_data_32 && !m_data_64) - return lldb::ValueObjectSP(); - if (idx >= CalculateNumChildren()) - return lldb::ValueObjectSP(); - lldb::addr_t object_at_idx = (m_data_32 ? m_data_32->_data : m_data_64->_data); - object_at_idx += (idx * m_ptr_size); - StreamString idx_name; - idx_name.Printf("[%zu]",idx); - lldb::ValueObjectSP retval_sp = ValueObject::CreateValueObjectFromAddress(idx_name.GetData(), - object_at_idx, - m_exe_ctx_ref, - m_id_type); - m_children.push_back(retval_sp); - return retval_sp; -} - -bool -lldb_private::formatters::NSArrayMSyntheticFrontEnd::Update() -{ - m_children.clear(); - ValueObjectSP valobj_sp = m_backend.GetSP(); - m_ptr_size = 0; - delete m_data_32; - m_data_32 = NULL; - delete m_data_64; - m_data_64 = NULL; - if (valobj_sp->IsDynamic()) - valobj_sp = valobj_sp->GetStaticValue(); - if (!valobj_sp) - return false; - m_exe_ctx_ref = valobj_sp->GetExecutionContextRef(); - Error error; - if (valobj_sp->IsPointerType()) - { - valobj_sp = valobj_sp->Dereference(error); - if (error.Fail() || !valobj_sp) - return false; - } - error.Clear(); - lldb::ProcessSP process_sp(valobj_sp->GetProcessSP()); - if (!process_sp) - return false; - m_ptr_size = process_sp->GetAddressByteSize(); - uint64_t data_location = valobj_sp->GetAddressOf() + m_ptr_size; - if (m_ptr_size == 4) - { - m_data_32 = new DataDescriptor_32(); - process_sp->ReadMemory (data_location, m_data_32, sizeof(DataDescriptor_32), error); - } - else - { - m_data_64 = new DataDescriptor_64(); - process_sp->ReadMemory (data_location, m_data_64, sizeof(DataDescriptor_64), error); - } - if (error.Fail()) - return false; - return false; -} - -bool -lldb_private::formatters::NSArrayMSyntheticFrontEnd::MightHaveChildren () -{ - return true; -} - -static uint32_t -ExtractIndexFromString (const char* item_name) -{ - if (!item_name || !*item_name) - return UINT32_MAX; - if (*item_name != '[') - return UINT32_MAX; - item_name++; - uint32_t idx = 0; - while(*item_name) - { - char x = *item_name; - if (x == ']') - break; - if (x < '0' || x > '9') - return UINT32_MAX; - idx = 10*idx + (x-'0'); - item_name++; - } - return idx; -} - -uint32_t -lldb_private::formatters::NSArrayMSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - if (!m_data_32 && !m_data_64) - return UINT32_MAX; - const char* item_name = name.GetCString(); - uint32_t idx = ExtractIndexFromString(item_name); - if (idx < UINT32_MAX && idx >= CalculateNumChildren()) - return UINT32_MAX; - return idx; -} - -lldb_private::formatters::NSArrayMSyntheticFrontEnd::~NSArrayMSyntheticFrontEnd () -{ - delete m_data_32; - m_data_32 = NULL; - delete m_data_64; - m_data_64 = NULL; -} - -lldb_private::formatters::NSArrayISyntheticFrontEnd::NSArrayISyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : -SyntheticChildrenFrontEnd(*valobj_sp.get()), -m_exe_ctx_ref(), -m_ptr_size(8), -m_items(0), -m_data_ptr(0) -{ - if (valobj_sp) - { - m_id_type = ClangASTType(valobj_sp->GetClangAST(),valobj_sp->GetClangAST()->ObjCBuiltinIdTy.getAsOpaquePtr()); - Update(); - } -} - -lldb_private::formatters::NSArrayISyntheticFrontEnd::~NSArrayISyntheticFrontEnd () -{ -} - -uint32_t -lldb_private::formatters::NSArrayISyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - const char* item_name = name.GetCString(); - uint32_t idx = ExtractIndexFromString(item_name); - if (idx < UINT32_MAX && idx >= CalculateNumChildren()) - return UINT32_MAX; - return idx; -} - -size_t -lldb_private::formatters::NSArrayISyntheticFrontEnd::CalculateNumChildren () -{ - return m_items; -} - -bool -lldb_private::formatters::NSArrayISyntheticFrontEnd::Update() -{ - m_ptr_size = 0; - m_items = 0; - m_data_ptr = 0; - m_children.clear(); - ValueObjectSP valobj_sp = m_backend.GetSP(); - if (valobj_sp->IsDynamic()) - valobj_sp = valobj_sp->GetStaticValue(); - if (!valobj_sp) - return false; - m_exe_ctx_ref = valobj_sp->GetExecutionContextRef(); - Error error; - if (valobj_sp->IsPointerType()) - { - valobj_sp = valobj_sp->Dereference(error); - if (error.Fail() || !valobj_sp) - return false; - } - error.Clear(); - lldb::ProcessSP process_sp(valobj_sp->GetProcessSP()); - if (!process_sp) - return false; - m_ptr_size = process_sp->GetAddressByteSize(); - uint64_t data_location = valobj_sp->GetAddressOf() + m_ptr_size; - m_items = process_sp->ReadPointerFromMemory(data_location, error); - if (error.Fail()) - return false; - m_data_ptr = data_location+m_ptr_size; - return false; -} - -bool -lldb_private::formatters::NSArrayISyntheticFrontEnd::MightHaveChildren () -{ - return true; -} - -lldb::ValueObjectSP -lldb_private::formatters::NSArrayISyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - if (idx >= CalculateNumChildren()) - return lldb::ValueObjectSP(); - lldb::addr_t object_at_idx = m_data_ptr; - object_at_idx += (idx * m_ptr_size); - ProcessSP process_sp = m_exe_ctx_ref.GetProcessSP(); - if (!process_sp) - return lldb::ValueObjectSP(); - Error error; - object_at_idx = process_sp->ReadPointerFromMemory(object_at_idx, error); - if (error.Fail()) - return lldb::ValueObjectSP(); - StreamString expr; - expr.Printf("(id)%" PRIu64,object_at_idx); - StreamString idx_name; - idx_name.Printf("[%zu]",idx); - lldb::ValueObjectSP retval_sp = ValueObject::CreateValueObjectFromExpression(idx_name.GetData(), expr.GetData(), m_exe_ctx_ref); - m_children.push_back(retval_sp); - return retval_sp; -} - -SyntheticChildrenFrontEnd* lldb_private::formatters::NSArraySyntheticFrontEndCreator (CXXSyntheticChildren*, lldb::ValueObjectSP valobj_sp) -{ - lldb::ProcessSP process_sp (valobj_sp->GetProcessSP()); - if (!process_sp) - return NULL; - ObjCLanguageRuntime *runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC); - if (!runtime) - return NULL; - - if (!valobj_sp->IsPointerType()) - { - Error error; - valobj_sp = valobj_sp->AddressOf(error); - if (error.Fail() || !valobj_sp) - return NULL; - } - - ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(*valobj_sp.get())); - - if (!descriptor.get() || !descriptor->IsValid()) - return NULL; - - const char* class_name = descriptor->GetClassName().GetCString(); - - if (!class_name || !*class_name) - return NULL; - - if (!strcmp(class_name,"__NSArrayI")) - { - return (new NSArrayISyntheticFrontEnd(valobj_sp)); - } - else if (!strcmp(class_name,"__NSArrayM")) - { - return (new NSArrayMSyntheticFrontEnd(valobj_sp)); - } - else - { - return (new NSArrayCodeRunningSyntheticFrontEnd(valobj_sp)); - } -} - -lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::NSArrayCodeRunningSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : -SyntheticChildrenFrontEnd(*valobj_sp.get()) -{} - -size_t -lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::CalculateNumChildren () -{ - uint64_t count = 0; - if (ExtractValueFromObjCExpression(m_backend, "int", "count", count)) - return count; - return 0; -} - -lldb::ValueObjectSP -lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - StreamString idx_name; - idx_name.Printf("[%zu]",idx); - lldb::ValueObjectSP valobj_sp = CallSelectorOnObject(m_backend,"id","objectAtIndex:",idx); - if (valobj_sp) - valobj_sp->SetName(ConstString(idx_name.GetData())); - return valobj_sp; -} - -bool -lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::Update() -{ - return false; -} - -bool -lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::MightHaveChildren () -{ - return true; -} - -uint32_t -lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - return 0; -} - -lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::~NSArrayCodeRunningSyntheticFrontEnd () -{} - -SyntheticChildrenFrontEnd* lldb_private::formatters::NSDictionarySyntheticFrontEndCreator (CXXSyntheticChildren*, lldb::ValueObjectSP valobj_sp) -{ - - lldb::ProcessSP process_sp (valobj_sp->GetProcessSP()); - if (!process_sp) - return NULL; - ObjCLanguageRuntime *runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC); - if (!runtime) - return NULL; - - if (!valobj_sp->IsPointerType()) - { - Error error; - valobj_sp = valobj_sp->AddressOf(error); - if (error.Fail() || !valobj_sp) - return NULL; - } - - ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(*valobj_sp.get())); - - if (!descriptor.get() || !descriptor->IsValid()) - return NULL; - - const char* class_name = descriptor->GetClassName().GetCString(); - - if (!class_name || !*class_name) - return NULL; - - if (!strcmp(class_name,"__NSDictionaryI")) - { - return (new NSDictionaryISyntheticFrontEnd(valobj_sp)); - } - else if (!strcmp(class_name,"__NSDictionaryM")) - { - return (new NSDictionaryMSyntheticFrontEnd(valobj_sp)); - } - else - { - return (new NSDictionaryCodeRunningSyntheticFrontEnd(valobj_sp)); - } -} - -lldb_private::formatters::NSDictionaryCodeRunningSyntheticFrontEnd::NSDictionaryCodeRunningSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : -SyntheticChildrenFrontEnd(*valobj_sp.get()) -{} - -size_t -lldb_private::formatters::NSDictionaryCodeRunningSyntheticFrontEnd::CalculateNumChildren () -{ - uint64_t count = 0; - if (ExtractValueFromObjCExpression(m_backend, "int", "count", count)) - return count; - return 0; -} - -lldb::ValueObjectSP -lldb_private::formatters::NSDictionaryCodeRunningSyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - StreamString idx_name; - idx_name.Printf("[%zu]",idx); - StreamString valobj_expr_path; - m_backend.GetExpressionPath(valobj_expr_path, false); - StreamString key_fetcher_expr; - key_fetcher_expr.Printf("(id)[(NSArray*)[%s allKeys] objectAtIndex:%zu]",valobj_expr_path.GetData(),idx); - StreamString value_fetcher_expr; - value_fetcher_expr.Printf("(id)[%s objectForKey:%s]",valobj_expr_path.GetData(),key_fetcher_expr.GetData()); - StreamString object_fetcher_expr; - object_fetcher_expr.Printf("struct __lldb_autogen_nspair { id key; id value; } _lldb_valgen_item; _lldb_valgen_item.key = %s; _lldb_valgen_item.value = %s; _lldb_valgen_item;",key_fetcher_expr.GetData(),value_fetcher_expr.GetData()); - lldb::ValueObjectSP child_sp; - m_backend.GetTargetSP()->EvaluateExpression(object_fetcher_expr.GetData(), m_backend.GetFrameSP().get(), child_sp, - EvaluateExpressionOptions().SetKeepInMemory(true)); - if (child_sp) - child_sp->SetName(ConstString(idx_name.GetData())); - return child_sp; -} - -bool -lldb_private::formatters::NSDictionaryCodeRunningSyntheticFrontEnd::Update() -{ - return false; -} - -bool -lldb_private::formatters::NSDictionaryCodeRunningSyntheticFrontEnd::MightHaveChildren () -{ - return true; -} - -uint32_t -lldb_private::formatters::NSDictionaryCodeRunningSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - return 0; -} - -lldb_private::formatters::NSDictionaryCodeRunningSyntheticFrontEnd::~NSDictionaryCodeRunningSyntheticFrontEnd () -{} - -lldb_private::formatters::NSDictionaryISyntheticFrontEnd::NSDictionaryISyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : - SyntheticChildrenFrontEnd(*valobj_sp.get()), - m_exe_ctx_ref(), - m_ptr_size(8), - m_data_32(NULL), - m_data_64(NULL) -{ - if (valobj_sp) - Update(); -} - -lldb_private::formatters::NSDictionaryISyntheticFrontEnd::~NSDictionaryISyntheticFrontEnd () -{ - delete m_data_32; - m_data_32 = NULL; - delete m_data_64; - m_data_64 = NULL; -} - -uint32_t -lldb_private::formatters::NSDictionaryISyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - const char* item_name = name.GetCString(); - uint32_t idx = ExtractIndexFromString(item_name); - if (idx < UINT32_MAX && idx >= CalculateNumChildren()) - return UINT32_MAX; - return idx; -} - -size_t -lldb_private::formatters::NSDictionaryISyntheticFrontEnd::CalculateNumChildren () -{ - if (!m_data_32 && !m_data_64) - return 0; - return (m_data_32 ? m_data_32->_used : m_data_64->_used); -} - -bool -lldb_private::formatters::NSDictionaryISyntheticFrontEnd::Update() -{ - m_children.clear(); - delete m_data_32; - m_data_32 = NULL; - delete m_data_64; - m_data_64 = NULL; - m_ptr_size = 0; - ValueObjectSP valobj_sp = m_backend.GetSP(); - if (!valobj_sp) - return false; - if (valobj_sp->IsDynamic()) - valobj_sp = valobj_sp->GetStaticValue(); - if (!valobj_sp) - return false; - m_exe_ctx_ref = valobj_sp->GetExecutionContextRef(); - Error error; - if (valobj_sp->IsPointerType()) - { - valobj_sp = valobj_sp->Dereference(error); - if (error.Fail() || !valobj_sp) - return false; - } - error.Clear(); - lldb::ProcessSP process_sp(valobj_sp->GetProcessSP()); - if (!process_sp) - return false; - m_ptr_size = process_sp->GetAddressByteSize(); - uint64_t data_location = valobj_sp->GetAddressOf() + m_ptr_size; - if (m_ptr_size == 4) - { - m_data_32 = new DataDescriptor_32(); - process_sp->ReadMemory (data_location, m_data_32, sizeof(DataDescriptor_32), error); - } - else - { - m_data_64 = new DataDescriptor_64(); - process_sp->ReadMemory (data_location, m_data_64, sizeof(DataDescriptor_64), error); - } - if (error.Fail()) - return false; - m_data_ptr = data_location + m_ptr_size; - return false; -} - -bool -lldb_private::formatters::NSDictionaryISyntheticFrontEnd::MightHaveChildren () -{ - return true; -} - -lldb::ValueObjectSP -lldb_private::formatters::NSDictionaryISyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - uint32_t num_children = CalculateNumChildren(); - - if (idx >= num_children) - return lldb::ValueObjectSP(); - - if (m_children.empty()) - { - // do the scan phase - lldb::addr_t key_at_idx = 0, val_at_idx = 0; - - uint32_t tries = 0; - uint32_t test_idx = 0; - - while(tries < num_children) - { - key_at_idx = m_data_ptr + (2*test_idx * m_ptr_size); - val_at_idx = key_at_idx + m_ptr_size; - ProcessSP process_sp = m_exe_ctx_ref.GetProcessSP(); - if (!process_sp) - return lldb::ValueObjectSP(); - Error error; - key_at_idx = process_sp->ReadPointerFromMemory(key_at_idx, error); - if (error.Fail()) - return lldb::ValueObjectSP(); - val_at_idx = process_sp->ReadPointerFromMemory(val_at_idx, error); - if (error.Fail()) - return lldb::ValueObjectSP(); - - test_idx++; - - if (!key_at_idx || !val_at_idx) - continue; - tries++; - - DictionaryItemDescriptor descriptor = {key_at_idx,val_at_idx,lldb::ValueObjectSP()}; - - m_children.push_back(descriptor); - } - } - - if (idx >= m_children.size()) // should never happen - return lldb::ValueObjectSP(); - - DictionaryItemDescriptor &dict_item = m_children[idx]; - if (!dict_item.valobj_sp) - { - // make the new ValueObject - StreamString expr; - expr.Printf("struct __lldb_autogen_nspair { id key; id value; } _lldb_valgen_item; _lldb_valgen_item.key = (id)%" PRIu64 " ; _lldb_valgen_item.value = (id)%" PRIu64 "; _lldb_valgen_item;",dict_item.key_ptr,dict_item.val_ptr); - StreamString idx_name; - idx_name.Printf("[%zu]",idx); - dict_item.valobj_sp = ValueObject::CreateValueObjectFromExpression(idx_name.GetData(), expr.GetData(), m_exe_ctx_ref); - } - return dict_item.valobj_sp; -} - -lldb_private::formatters::NSDictionaryMSyntheticFrontEnd::NSDictionaryMSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) : - SyntheticChildrenFrontEnd(*valobj_sp.get()), - m_exe_ctx_ref(), - m_ptr_size(8), - m_data_32(NULL), - m_data_64(NULL) -{ - if (valobj_sp) - Update (); -} - -lldb_private::formatters::NSDictionaryMSyntheticFrontEnd::~NSDictionaryMSyntheticFrontEnd () -{ - delete m_data_32; - m_data_32 = NULL; - delete m_data_64; - m_data_64 = NULL; -} - -uint32_t -lldb_private::formatters::NSDictionaryMSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name) -{ - const char* item_name = name.GetCString(); - uint32_t idx = ExtractIndexFromString(item_name); - if (idx < UINT32_MAX && idx >= CalculateNumChildren()) - return UINT32_MAX; - return idx; -} - -size_t -lldb_private::formatters::NSDictionaryMSyntheticFrontEnd::CalculateNumChildren () -{ - if (!m_data_32 && !m_data_64) - return 0; - return (m_data_32 ? m_data_32->_used : m_data_64->_used); -} - -bool -lldb_private::formatters::NSDictionaryMSyntheticFrontEnd::Update() -{ - m_children.clear(); - ValueObjectSP valobj_sp = m_backend.GetSP(); - m_ptr_size = 0; - delete m_data_32; - m_data_32 = NULL; - delete m_data_64; - m_data_64 = NULL; - if (!valobj_sp) - return false; - if (valobj_sp->IsDynamic()) - valobj_sp = valobj_sp->GetStaticValue(); - if (!valobj_sp) - return false; - m_exe_ctx_ref = valobj_sp->GetExecutionContextRef(); - Error error; - if (valobj_sp->IsPointerType()) - { - valobj_sp = valobj_sp->Dereference(error); - if (error.Fail() || !valobj_sp) - return false; - } - error.Clear(); - lldb::ProcessSP process_sp(valobj_sp->GetProcessSP()); - if (!process_sp) - return false; - m_ptr_size = process_sp->GetAddressByteSize(); - uint64_t data_location = valobj_sp->GetAddressOf() + m_ptr_size; - if (m_ptr_size == 4) - { - m_data_32 = new DataDescriptor_32(); - process_sp->ReadMemory (data_location, m_data_32, sizeof(DataDescriptor_32), error); - } - else - { - m_data_64 = new DataDescriptor_64(); - process_sp->ReadMemory (data_location, m_data_64, sizeof(DataDescriptor_64), error); - } - if (error.Fail()) - return false; - return false; -} - -bool -lldb_private::formatters::NSDictionaryMSyntheticFrontEnd::MightHaveChildren () -{ - return true; -} - -lldb::ValueObjectSP -lldb_private::formatters::NSDictionaryMSyntheticFrontEnd::GetChildAtIndex (size_t idx) -{ - lldb::addr_t m_keys_ptr = (m_data_32 ? m_data_32->_keys_addr : m_data_64->_keys_addr); - lldb::addr_t m_values_ptr = (m_data_32 ? m_data_32->_objs_addr : m_data_64->_objs_addr); - - uint32_t num_children = CalculateNumChildren(); - - if (idx >= num_children) - return lldb::ValueObjectSP(); - - if (m_children.empty()) - { - // do the scan phase - lldb::addr_t key_at_idx = 0, val_at_idx = 0; - - uint32_t tries = 0; - uint32_t test_idx = 0; - - while(tries < num_children) - { - key_at_idx = m_keys_ptr + (test_idx * m_ptr_size); - val_at_idx = m_values_ptr + (test_idx * m_ptr_size);; - ProcessSP process_sp = m_exe_ctx_ref.GetProcessSP(); - if (!process_sp) - return lldb::ValueObjectSP(); - Error error; - key_at_idx = process_sp->ReadPointerFromMemory(key_at_idx, error); - if (error.Fail()) - return lldb::ValueObjectSP(); - val_at_idx = process_sp->ReadPointerFromMemory(val_at_idx, error); - if (error.Fail()) - return lldb::ValueObjectSP(); - - test_idx++; - - if (!key_at_idx || !val_at_idx) - continue; - tries++; - - DictionaryItemDescriptor descriptor = {key_at_idx,val_at_idx,lldb::ValueObjectSP()}; - - m_children.push_back(descriptor); - } - } - - if (idx >= m_children.size()) // should never happen - return lldb::ValueObjectSP(); - - DictionaryItemDescriptor &dict_item = m_children[idx]; - if (!dict_item.valobj_sp) - { - // make the new ValueObject - StreamString expr; - expr.Printf("struct __lldb_autogen_nspair { id key; id value; } _lldb_valgen_item; _lldb_valgen_item.key = (id)%" PRIu64 " ; _lldb_valgen_item.value = (id)%" PRIu64 "; _lldb_valgen_item;",dict_item.key_ptr,dict_item.val_ptr); - StreamString idx_name; - idx_name.Printf("[%zu]",idx); - dict_item.valobj_sp = ValueObject::CreateValueObjectFromExpression(idx_name.GetData(), expr.GetData(), m_exe_ctx_ref); - } - return dict_item.valobj_sp; -} - -template bool -lldb_private::formatters::NSDictionarySummaryProvider<true> (ValueObject&, Stream&) ; - -template bool -lldb_private::formatters::NSDictionarySummaryProvider<false> (ValueObject&, Stream&) ; - -template bool -lldb_private::formatters::NSDataSummaryProvider<true> (ValueObject&, Stream&) ; - -template bool -lldb_private::formatters::NSDataSummaryProvider<false> (ValueObject&, Stream&) ; - -template bool -lldb_private::formatters::ObjCSELSummaryProvider<true> (ValueObject&, Stream&) ; - -template bool -lldb_private::formatters::ObjCSELSummaryProvider<false> (ValueObject&, Stream&) ; |
