| //===-- 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; |
| } |
| |
| 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; |
| } |
| } |
| |
| static bool |
| ReadUTFBufferAndDumpToStream (uint64_t location, |
| const ProcessSP& process_sp, |
| Stream& stream) |
| { |
| Error error; |
| lldb::DataBufferSP buffer_sp(new DataBufferHeap(1024,0)); |
| size_t data_read = process_sp->ReadMemoryFromInferior(location, (char*)buffer_sp->GetBytes(), 1024, error); |
| if (error.Fail()) |
| { |
| stream.Printf("unable to read data"); |
| return true; |
| } |
| else |
| stream.Printf("@\""); |
| if (data_read) |
| { |
| UTF16 *data_ptr = (UTF16*)buffer_sp->GetBytes(); |
| UTF16 *data_end_ptr = data_ptr + 256; |
| |
| while (data_ptr < data_end_ptr) |
| { |
| if (!*data_ptr) |
| { |
| data_end_ptr = data_ptr; |
| break; |
| } |
| data_ptr++; |
| } |
| |
| *data_ptr = 0; |
| data_ptr = (UTF16*)buffer_sp->GetBytes(); |
| |
| lldb::DataBufferSP utf8_data_buffer_sp(new DataBufferHeap(1024,0)); |
| UTF8* utf8_data_ptr = (UTF8*)utf8_data_buffer_sp->GetBytes(); |
| UTF8* utf8_data_end_ptr = utf8_data_ptr + 1024; |
| |
| ConvertUTF16toUTF8 ( (const UTF16**)&data_ptr, |
| data_end_ptr, |
| &utf8_data_ptr, |
| utf8_data_end_ptr, |
| lenientConversion); |
| utf8_data_ptr = (UTF8*)utf8_data_buffer_sp->GetBytes(); |
| for (;utf8_data_ptr != utf8_data_end_ptr; utf8_data_ptr++) |
| { |
| if (!*utf8_data_ptr) |
| break; |
| stream.Printf("%c",*utf8_data_ptr); |
| } |
| stream.Printf("\""); |
| return true; |
| } |
| stream.Printf("\""); |
| 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 (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 (location, process_sp, stream); |
| } |
| else if (is_special) |
| { |
| uint64_t location = valobj_addr + (ptr_size == 8 ? 12 : 8); |
| return ReadUTFBufferAndDumpToStream (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(); |
| } |
| } |
| |
| uint32_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 (uint32_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("[%d]",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; |
| } |
| |
| uint32_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 (uint32_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("[%d]",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()) |
| {} |
| |
| uint32_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 (uint32_t idx) |
| { |
| StreamString idx_name; |
| idx_name.Printf("[%d]",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()) |
| {} |
| |
| uint32_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 (uint32_t idx) |
| { |
| StreamString idx_name; |
| idx_name.Printf("[%d]",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:%d]",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; |
| } |
| |
| uint32_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 (uint32_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("[%d]",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; |
| } |
| |
| uint32_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 (uint32_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("[%d]",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&) ; |