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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/DumpDataExtractor.h"
#include "lldb/Utility/DataBufferHeap.h"
#include "lldb/Utility/DataExtractor.h"
#include "lldb/Utility/Log.h"
#include "lldb/Utility/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) {
DumpDataExtractor(*m_opaque_sp, &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);
m_opaque_sp->SetAddressByteSize(addr_size);
}
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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