| //===-- CF.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/DataFormatters/CXXFormatterFunctions.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::CFAbsoluteTimeSummaryProvider (ValueObject& valobj, Stream& stream) |
| { |
| time_t epoch = GetOSXEpoch(); |
| epoch = epoch + (time_t)valobj.GetValueAsUnsigned(0); |
| tm *tm_date = localtime(&epoch); |
| if (!tm_date) |
| return false; |
| std::string buffer(1024,0); |
| if (strftime (&buffer[0], 1023, "%Z", tm_date) == 0) |
| return false; |
| stream.Printf("%04d-%02d-%02d %02d:%02d:%02d %s", tm_date->tm_year+1900, tm_date->tm_mon+1, tm_date->tm_mday, tm_date->tm_hour, tm_date->tm_min, tm_date->tm_sec, buffer.c_str()); |
| return true; |
| } |
| |
| bool |
| lldb_private::formatters::CFBagSummaryProvider (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; |
| |
| uint32_t count = 0; |
| |
| bool is_type_ok = false; // check to see if this is a CFBag we know about |
| if (descriptor->IsCFType()) |
| { |
| ConstString type_name(valobj.GetTypeName()); |
| if (type_name == ConstString("__CFBag") || type_name == ConstString("const struct __CFBag")) |
| { |
| if (valobj.IsPointerType()) |
| is_type_ok = true; |
| } |
| } |
| |
| if (is_type_ok == false) |
| { |
| StackFrameSP frame_sp(valobj.GetFrameSP()); |
| if (!frame_sp) |
| return false; |
| ValueObjectSP count_sp; |
| StreamString expr; |
| expr.Printf("(int)CFBagGetCount((void*)0x%" PRIx64 ")",valobj.GetPointerValue()); |
| if (process_sp->GetTarget().EvaluateExpression(expr.GetData(), frame_sp.get(), count_sp) != eExecutionCompleted) |
| return false; |
| if (!count_sp) |
| return false; |
| count = count_sp->GetValueAsUnsigned(0); |
| } |
| else |
| { |
| uint32_t offset = 2*ptr_size+4 + valobj_addr; |
| Error error; |
| count = process_sp->ReadUnsignedIntegerFromMemory(offset, 4, 0, error); |
| if (error.Fail()) |
| return false; |
| } |
| stream.Printf("@\"%u value%s\"", |
| count,(count == 1 ? "" : "s")); |
| return true; |
| } |
| |
| bool |
| lldb_private::formatters::CFBitVectorSummaryProvider (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; |
| |
| uint32_t count = 0; |
| |
| bool is_type_ok = false; // check to see if this is a CFBag we know about |
| if (descriptor->IsCFType()) |
| { |
| ConstString type_name(valobj.GetTypeName()); |
| if (type_name == ConstString("__CFMutableBitVector") || type_name == ConstString("__CFBitVector") || type_name == ConstString("CFMutableBitVectorRef") || type_name == ConstString("CFBitVectorRef")) |
| { |
| if (valobj.IsPointerType()) |
| is_type_ok = true; |
| } |
| } |
| |
| if (is_type_ok == false) |
| return false; |
| |
| Error error; |
| count = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr+2*ptr_size, ptr_size, 0, error); |
| if (error.Fail()) |
| return false; |
| uint64_t num_bytes = count / 8 + ((count & 7) ? 1 : 0); |
| addr_t data_ptr = process_sp->ReadPointerFromMemory(valobj_addr+2*ptr_size+2*ptr_size, error); |
| if (error.Fail()) |
| return false; |
| // make sure we do not try to read huge amounts of data |
| if (num_bytes > 1024) |
| num_bytes = 1024; |
| DataBufferSP buffer_sp(new DataBufferHeap(num_bytes,0)); |
| num_bytes = process_sp->ReadMemory(data_ptr, buffer_sp->GetBytes(), num_bytes, error); |
| if (error.Fail()) |
| return false; |
| for (int byte_idx = 0; byte_idx < num_bytes-1; byte_idx++) |
| { |
| uint8_t byte = buffer_sp->GetBytes()[byte_idx]; |
| bool bit0 = (byte & 1) == 1; |
| bool bit1 = (byte & 2) == 2; |
| bool bit2 = (byte & 4) == 4; |
| bool bit3 = (byte & 8) == 8; |
| bool bit4 = (byte & 16) == 16; |
| bool bit5 = (byte & 32) == 32; |
| bool bit6 = (byte & 64) == 64; |
| bool bit7 = (byte & 128) == 128; |
| stream.Printf("%c%c%c%c %c%c%c%c ", |
| (bit7 ? '1' : '0'), |
| (bit6 ? '1' : '0'), |
| (bit5 ? '1' : '0'), |
| (bit4 ? '1' : '0'), |
| (bit3 ? '1' : '0'), |
| (bit2 ? '1' : '0'), |
| (bit1 ? '1' : '0'), |
| (bit0 ? '1' : '0')); |
| count -= 8; |
| } |
| { |
| // print the last byte ensuring we do not print spurious bits |
| uint8_t byte = buffer_sp->GetBytes()[num_bytes-1]; |
| bool bit0 = (byte & 1) == 1; |
| bool bit1 = (byte & 2) == 2; |
| bool bit2 = (byte & 4) == 4; |
| bool bit3 = (byte & 8) == 8; |
| bool bit4 = (byte & 16) == 16; |
| bool bit5 = (byte & 32) == 32; |
| bool bit6 = (byte & 64) == 64; |
| bool bit7 = (byte & 128) == 128; |
| if (count) |
| { |
| stream.Printf("%c",bit7 ? '1' : '0'); |
| count -= 1; |
| } |
| if (count) |
| { |
| stream.Printf("%c",bit6 ? '1' : '0'); |
| count -= 1; |
| } |
| if (count) |
| { |
| stream.Printf("%c",bit5 ? '1' : '0'); |
| count -= 1; |
| } |
| if (count) |
| { |
| stream.Printf("%c",bit4 ? '1' : '0'); |
| count -= 1; |
| } |
| if (count) |
| { |
| stream.Printf("%c",bit3 ? '1' : '0'); |
| count -= 1; |
| } |
| if (count) |
| { |
| stream.Printf("%c",bit2 ? '1' : '0'); |
| count -= 1; |
| } |
| if (count) |
| { |
| stream.Printf("%c",bit1 ? '1' : '0'); |
| count -= 1; |
| } |
| if (count) |
| { |
| stream.Printf("%c",bit0 ? '1' : '0'); |
| count -= 1; |
| } |
| } |
| return true; |
| } |
| |
| bool |
| lldb_private::formatters::CFBinaryHeapSummaryProvider (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; |
| |
| uint32_t count = 0; |
| |
| bool is_type_ok = false; // check to see if this is a CFBinaryHeap we know about |
| if (descriptor->IsCFType()) |
| { |
| ConstString type_name(valobj.GetTypeName()); |
| if (type_name == ConstString("__CFBinaryHeap") || type_name == ConstString("const struct __CFBinaryHeap")) |
| { |
| if (valobj.IsPointerType()) |
| is_type_ok = true; |
| } |
| } |
| |
| if (is_type_ok == false) |
| { |
| StackFrameSP frame_sp(valobj.GetFrameSP()); |
| if (!frame_sp) |
| return false; |
| ValueObjectSP count_sp; |
| StreamString expr; |
| expr.Printf("(int)CFBinaryHeapGetCount((void*)0x%" PRIx64 ")",valobj.GetPointerValue()); |
| if (process_sp->GetTarget().EvaluateExpression(expr.GetData(), frame_sp.get(), count_sp) != eExecutionCompleted) |
| return false; |
| if (!count_sp) |
| return false; |
| count = count_sp->GetValueAsUnsigned(0); |
| } |
| else |
| { |
| uint32_t offset = 2*ptr_size; |
| Error error; |
| count = process_sp->ReadUnsignedIntegerFromMemory(offset, 4, 0, error); |
| if (error.Fail()) |
| return false; |
| } |
| stream.Printf("@\"%u item%s\"", |
| count,(count == 1 ? "" : "s")); |
| return true; |
| } |