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llvm-project/lldb/source/API/SBData.cpp

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//===-- SBData.cpp ----------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include <inttypes.h> // PRIu64
#include "lldb/API/SBData.h"
#include "lldb/API/SBError.h"
#include "lldb/API/SBStream.h"
#include "lldb/Core/DataBufferHeap.h"
#include "lldb/Core/DataExtractor.h"
#include "lldb/Core/Log.h"
#include "lldb/Core/Stream.h"
using namespace lldb;
using namespace lldb_private;
SBData::SBData () :
m_opaque_sp(new DataExtractor())
{
}
SBData::SBData (const lldb::DataExtractorSP& data_sp) :
m_opaque_sp (data_sp)
{
}
SBData::SBData(const SBData &rhs) :
m_opaque_sp (rhs.m_opaque_sp)
{
}
const SBData &
SBData::operator = (const SBData &rhs)
{
if (this != &rhs)
m_opaque_sp = rhs.m_opaque_sp;
return *this;
}
SBData::~SBData ()
{
}
void
SBData::SetOpaque (const lldb::DataExtractorSP &data_sp)
{
m_opaque_sp = data_sp;
}
lldb_private::DataExtractor *
SBData::get() const
{
return m_opaque_sp.get();
}
lldb_private::DataExtractor *
SBData::operator->() const
{
return m_opaque_sp.operator->();
}
lldb::DataExtractorSP &
SBData::operator*()
{
return m_opaque_sp;
}
const lldb::DataExtractorSP &
SBData::operator*() const
{
return m_opaque_sp;
}
bool
SBData::IsValid()
{
return m_opaque_sp.get() != NULL;
}
uint8_t
SBData::GetAddressByteSize ()
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
uint8_t value = 0;
if (m_opaque_sp.get())
value = m_opaque_sp->GetAddressByteSize();
if (log)
log->Printf ("SBData::GetAddressByteSize () => "
"(%i)", value);
return value;
}
void
SBData::SetAddressByteSize (uint8_t addr_byte_size)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (m_opaque_sp.get())
m_opaque_sp->SetAddressByteSize(addr_byte_size);
if (log)
log->Printf ("SBData::SetAddressByteSize (%i)", addr_byte_size);
}
void
SBData::Clear ()
{
if (m_opaque_sp.get())
m_opaque_sp->Clear();
}
size_t
SBData::GetByteSize ()
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
size_t value = 0;
if (m_opaque_sp.get())
value = m_opaque_sp->GetByteSize();
if (log)
log->Printf ("SBData::GetByteSize () => "
"( %" PRIu64 " )", (uint64_t)value);
return value;
}
lldb::ByteOrder
SBData::GetByteOrder ()
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
lldb::ByteOrder value = eByteOrderInvalid;
if (m_opaque_sp.get())
value = m_opaque_sp->GetByteOrder();
if (log)
log->Printf ("SBData::GetByteOrder () => "
"(%i)", value);
return value;
}
void
SBData::SetByteOrder (lldb::ByteOrder endian)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (m_opaque_sp.get())
m_opaque_sp->SetByteOrder(endian);
if (log)
log->Printf ("SBData::GetByteOrder (%i)", endian);
}
float
SBData::GetFloat (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
float value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetFloat(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetFloat (error=%p,offset=%" PRIu64 ") => (%f)",
static_cast<void*>(error.get()), offset, value);
return value;
}
double
SBData::GetDouble (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
double value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetDouble(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetDouble (error=%p,offset=%" PRIu64 ") => "
"(%f)", static_cast<void*>(error.get()), offset, value);
return value;
}
long double
SBData::GetLongDouble (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
long double value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetLongDouble(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetLongDouble (error=%p,offset=%" PRIu64 ") => "
"(%Lf)", static_cast<void*>(error.get()), offset, value);
return value;
}
lldb::addr_t
SBData::GetAddress (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
lldb::addr_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetAddress(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetAddress (error=%p,offset=%" PRIu64 ") => "
"(%p)", static_cast<void*>(error.get()), offset,
reinterpret_cast<void*>(value));
return value;
}
uint8_t
SBData::GetUnsignedInt8 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
uint8_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetU8(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetUnsignedInt8 (error=%p,offset=%" PRIu64 ") => "
"(%c)", static_cast<void*>(error.get()), offset, value);
return value;
}
uint16_t
SBData::GetUnsignedInt16 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
uint16_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetU16(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetUnsignedInt16 (error=%p,offset=%" PRIu64 ") => "
"(%hd)", static_cast<void*>(error.get()), offset, value);
return value;
}
uint32_t
SBData::GetUnsignedInt32 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
uint32_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetU32(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetUnsignedInt32 (error=%p,offset=%" PRIu64 ") => "
"(%d)", static_cast<void*>(error.get()), offset, value);
return value;
}
uint64_t
SBData::GetUnsignedInt64 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
uint64_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetU64(&offset);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetUnsignedInt64 (error=%p,offset=%" PRIu64 ") => "
"(%" PRId64 ")", static_cast<void*>(error.get()), offset,
value);
return value;
}
int8_t
SBData::GetSignedInt8 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
int8_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = (int8_t)m_opaque_sp->GetMaxS64(&offset, 1);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetSignedInt8 (error=%p,offset=%" PRIu64 ") => "
"(%c)", static_cast<void*>(error.get()), offset, value);
return value;
}
int16_t
SBData::GetSignedInt16 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
int16_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = (int16_t)m_opaque_sp->GetMaxS64(&offset, 2);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetSignedInt16 (error=%p,offset=%" PRIu64 ") => "
"(%hd)", static_cast<void*>(error.get()), offset, value);
return value;
}
int32_t
SBData::GetSignedInt32 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
int32_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = (int32_t)m_opaque_sp->GetMaxS64(&offset, 4);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetSignedInt32 (error=%p,offset=%" PRIu64 ") => "
"(%d)", static_cast<void*>(error.get()), offset, value);
return value;
}
int64_t
SBData::GetSignedInt64 (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
int64_t value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = (int64_t)m_opaque_sp->GetMaxS64(&offset, 8);
if (offset == old_offset)
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetSignedInt64 (error=%p,offset=%" PRIu64 ") => "
"(%" PRId64 ")", static_cast<void*>(error.get()), offset,
value);
return value;
}
const char*
SBData::GetString (lldb::SBError& error, lldb::offset_t offset)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
const char* value = 0;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
value = m_opaque_sp->GetCStr(&offset);
if (offset == old_offset || (value == NULL))
error.SetErrorString("unable to read data");
}
if (log)
log->Printf ("SBData::GetString (error=%p,offset=%" PRIu64 ") => (%p)",
static_cast<void*>(error.get()), offset,
static_cast<const void*>(value));
return value;
}
bool
SBData::GetDescription (lldb::SBStream &description, lldb::addr_t base_addr)
{
Stream &strm = description.ref();
if (m_opaque_sp)
{
m_opaque_sp->Dump (&strm,
0,
lldb::eFormatBytesWithASCII,
1,
m_opaque_sp->GetByteSize(),
16,
base_addr,
0,
0);
}
else
strm.PutCString ("No value");
return true;
}
size_t
SBData::ReadRawData (lldb::SBError& error,
lldb::offset_t offset,
void *buf,
size_t size)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
void* ok = NULL;
if (!m_opaque_sp.get())
{
error.SetErrorString("no value to read from");
}
else
{
uint32_t old_offset = offset;
ok = m_opaque_sp->GetU8(&offset, buf, size);
if ((offset == old_offset) || (ok == NULL))
error.SetErrorString("unable to read data");
}
if (log)
log->Printf("SBData::ReadRawData (error=%p,offset=%" PRIu64 ",buf=%p,size=%" PRIu64 ") => "
"(%p)", static_cast<void*>(error.get()), offset,
static_cast<void*>(buf), static_cast<uint64_t>(size),
static_cast<void*>(ok));
return ok ? size : 0;
}
void
SBData::SetData (lldb::SBError& error,
const void *buf,
size_t size,
lldb::ByteOrder endian,
uint8_t addr_size)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (!m_opaque_sp.get())
m_opaque_sp.reset(new DataExtractor(buf, size, endian, addr_size));
else
m_opaque_sp->SetData(buf, size, endian);
if (log)
log->Printf("SBData::SetData (error=%p,buf=%p,size=%" PRIu64 ",endian=%d,addr_size=%c) => "
"(%p)", static_cast<void*>(error.get()),
static_cast<const void*>(buf), static_cast<uint64_t>(size),
endian, addr_size, static_cast<void*>(m_opaque_sp.get()));
}
bool
SBData::Append (const SBData& rhs)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
bool value = false;
if (m_opaque_sp.get() && rhs.m_opaque_sp.get())
value = m_opaque_sp.get()->Append(*rhs.m_opaque_sp);
if (log)
log->Printf ("SBData::Append (rhs=%p) => (%s)",
static_cast<void*>(rhs.get()), value ? "true" : "false");
return value;
}
lldb::SBData
SBData::CreateDataFromCString (lldb::ByteOrder endian, uint32_t addr_byte_size, const char* data)
{
if (!data || !data[0])
return SBData();
uint32_t data_len = strlen(data);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(data, data_len));
lldb::DataExtractorSP data_sp(new DataExtractor(buffer_sp, endian, addr_byte_size));
SBData ret(data_sp);
return ret;
}
lldb::SBData
SBData::CreateDataFromUInt64Array (lldb::ByteOrder endian, uint32_t addr_byte_size, uint64_t* array, size_t array_len)
{
if (!array || array_len == 0)
return SBData();
size_t data_len = array_len * sizeof(uint64_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
lldb::DataExtractorSP data_sp(new DataExtractor(buffer_sp, endian, addr_byte_size));
SBData ret(data_sp);
return ret;
}
lldb::SBData
SBData::CreateDataFromUInt32Array (lldb::ByteOrder endian, uint32_t addr_byte_size, uint32_t* array, size_t array_len)
{
if (!array || array_len == 0)
return SBData();
size_t data_len = array_len * sizeof(uint32_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
lldb::DataExtractorSP data_sp(new DataExtractor(buffer_sp, endian, addr_byte_size));
SBData ret(data_sp);
return ret;
}
lldb::SBData
SBData::CreateDataFromSInt64Array (lldb::ByteOrder endian, uint32_t addr_byte_size, int64_t* array, size_t array_len)
{
if (!array || array_len == 0)
return SBData();
size_t data_len = array_len * sizeof(int64_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
lldb::DataExtractorSP data_sp(new DataExtractor(buffer_sp, endian, addr_byte_size));
SBData ret(data_sp);
return ret;
}
lldb::SBData
SBData::CreateDataFromSInt32Array (lldb::ByteOrder endian, uint32_t addr_byte_size, int32_t* array, size_t array_len)
{
if (!array || array_len == 0)
return SBData();
size_t data_len = array_len * sizeof(int32_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
lldb::DataExtractorSP data_sp(new DataExtractor(buffer_sp, endian, addr_byte_size));
SBData ret(data_sp);
return ret;
}
lldb::SBData
SBData::CreateDataFromDoubleArray (lldb::ByteOrder endian, uint32_t addr_byte_size, double* array, size_t array_len)
{
if (!array || array_len == 0)
return SBData();
size_t data_len = array_len * sizeof(double);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
lldb::DataExtractorSP data_sp(new DataExtractor(buffer_sp, endian, addr_byte_size));
SBData ret(data_sp);
return ret;
}
bool
SBData::SetDataFromCString (const char* data)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (!data)
{
if (log)
log->Printf ("SBData::SetDataFromCString (data=%p) => false",
static_cast<const void*>(data));
return false;
}
size_t data_len = strlen(data);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(data, data_len));
if (!m_opaque_sp.get())
m_opaque_sp.reset(new DataExtractor(buffer_sp, GetByteOrder(), GetAddressByteSize()));
else
m_opaque_sp->SetData(buffer_sp);
if (log)
log->Printf ("SBData::SetDataFromCString (data=%p) => true",
static_cast<const void*>(data));
return true;
}
bool
SBData::SetDataFromUInt64Array (uint64_t* array, size_t array_len)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (!array || array_len == 0)
{
if (log)
log->Printf("SBData::SetDataFromUInt64Array (array=%p, array_len = %" PRIu64 ") => "
"false", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return false;
}
size_t data_len = array_len * sizeof(uint64_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
if (!m_opaque_sp.get())
m_opaque_sp.reset(new DataExtractor(buffer_sp, GetByteOrder(), GetAddressByteSize()));
else
m_opaque_sp->SetData(buffer_sp);
if (log)
log->Printf("SBData::SetDataFromUInt64Array (array=%p, array_len = %" PRIu64 ") => "
"true", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return true;
}
bool
SBData::SetDataFromUInt32Array (uint32_t* array, size_t array_len)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (!array || array_len == 0)
{
if (log)
log->Printf("SBData::SetDataFromUInt32Array (array=%p, array_len = %" PRIu64 ") => "
"false", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return false;
}
size_t data_len = array_len * sizeof(uint32_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
if (!m_opaque_sp.get())
m_opaque_sp.reset(new DataExtractor(buffer_sp, GetByteOrder(), GetAddressByteSize()));
else
m_opaque_sp->SetData(buffer_sp);
if (log)
log->Printf("SBData::SetDataFromUInt32Array (array=%p, array_len = %" PRIu64 ") => "
"true", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return true;
}
bool
SBData::SetDataFromSInt64Array (int64_t* array, size_t array_len)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (!array || array_len == 0)
{
if (log)
log->Printf("SBData::SetDataFromSInt64Array (array=%p, array_len = %" PRIu64 ") => "
"false", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return false;
}
size_t data_len = array_len * sizeof(int64_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
if (!m_opaque_sp.get())
m_opaque_sp.reset(new DataExtractor(buffer_sp, GetByteOrder(), GetAddressByteSize()));
else
m_opaque_sp->SetData(buffer_sp);
if (log)
log->Printf("SBData::SetDataFromSInt64Array (array=%p, array_len = %" PRIu64 ") => "
"true", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return true;
}
bool
SBData::SetDataFromSInt32Array (int32_t* array, size_t array_len)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (!array || array_len == 0)
{
if (log)
log->Printf("SBData::SetDataFromSInt32Array (array=%p, array_len = %" PRIu64 ") => "
"false", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return false;
}
size_t data_len = array_len * sizeof(int32_t);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
if (!m_opaque_sp.get())
m_opaque_sp.reset(new DataExtractor(buffer_sp, GetByteOrder(), GetAddressByteSize()));
else
m_opaque_sp->SetData(buffer_sp);
if (log)
log->Printf("SBData::SetDataFromSInt32Array (array=%p, array_len = %" PRIu64 ") => "
"true", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return true;
}
bool
SBData::SetDataFromDoubleArray (double* array, size_t array_len)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (!array || array_len == 0)
{
if (log)
log->Printf("SBData::SetDataFromDoubleArray (array=%p, array_len = %" PRIu64 ") => "
"false", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return false;
}
size_t data_len = array_len * sizeof(double);
lldb::DataBufferSP buffer_sp(new DataBufferHeap(array, data_len));
if (!m_opaque_sp.get())
m_opaque_sp.reset(new DataExtractor(buffer_sp, GetByteOrder(), GetAddressByteSize()));
else
m_opaque_sp->SetData(buffer_sp);
if (log)
log->Printf("SBData::SetDataFromDoubleArray (array=%p, array_len = %" PRIu64 ") => "
"true", static_cast<void*>(array),
static_cast<uint64_t>(array_len));
return true;
}
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