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// Copyright 2014 The Crashpad Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef CRASHPAD_MINIDUMP_TEST_MINIDUMP_STRING_WRITER_TEST_UTIL_H_
#define CRASHPAD_MINIDUMP_TEST_MINIDUMP_STRING_WRITER_TEST_UTIL_H_
#include <windows.h>
#include <dbghelp.h>
#include <string>
#include "base/strings/string16.h"
namespace crashpad {
struct MinidumpUTF8String;
namespace test {
//! \brief Returns a MINIDUMP_STRING located within a minidump file’s contents.
//!
//! If \a rva points outside of the range of \a file_contents, if the string has
//! an incorrect length or is not `NUL`-terminated, or if any of the string data
//! would lie outside of the range of \a file_contents, this function will fail.
//!
//! \param[in] file_contents The contents of the minidump file.
//! \param[in] rva The offset within the minidump file of the desired
//! MINIDUMP_STRING.
//!
//! \return On success, a pointer to the MINIDUMP_STRING in \a file_contents. On
//! failure, raises a gtest assertion and returns `nullptr`.
//!
//! \sa MinidumpStringAtRVAAsString()
//! \sa MinidumpUTF8StringAtRVA()
const MINIDUMP_STRING* MinidumpStringAtRVA(const std::string& file_contents,
RVA rva);
//! \brief Returns a MinidumpUTF8String located within a minidump file’s
//! contents.
//!
//! If \a rva points outside of the range of \a file_contents, if the string has
//! an incorrect length or is not `NUL`-terminated, or if any of the string data
//! would lie outside of the range of \a file_contents, this function will fail.
//!
//! \param[in] file_contents The contents of the minidump file.
//! \param[in] rva The offset within the minidump file of the desired
//! MinidumpUTF8String.
//!
//! \return On success, a pointer to the MinidumpUTF8String in \a file_contents.
//! On failure, raises a gtest assertion and returns `nullptr`.
//!
//! \sa MinidumpUTF8StringAtRVAAsString()
//! \sa MinidumpStringAtRVA()
const MinidumpUTF8String* MinidumpUTF8StringAtRVA(
const std::string& file_contents,
RVA rva);
//! \brief Returns the contents of a MINIDUMP_STRING as a `string16`.
//!
//! This function uses MinidumpStringAtRVA() to obtain a MINIDUMP_STRING, and
//! returns the string data as a `string16`.
//!
//! \param[in] file_contents The contents of the minidump file.
//! \param[in] rva The offset within the minidump file of the desired
//! MINIDUMP_STRING.
//!
//! \return On success, the string read from \a file_writer at offset \a rva. On
//! failure, raises a gtest assertion and returns an empty string.
//!
//! \sa MinidumpUTF8StringAtRVAAsString()
base::string16 MinidumpStringAtRVAAsString(const std::string& file_contents,
RVA rva);
//! \brief Returns the contents of a MinidumpUTF8String as a `std::string`.
//!
//! This function uses MinidumpUTF8StringAtRVA() to obtain a MinidumpUTF8String,
//! and returns the string data as a `std::string`.
//!
//! \param[in] file_contents The contents of the minidump file.
//! \param[in] rva The offset within the minidump file of the desired
//! MinidumpUTF8String.
//!
//! \return On success, the string read from \a file_writer at offset \a rva. On
//! failure, raises a gtest assertion and returns an empty string.
//!
//! \sa MinidumpStringAtRVAAsString()
std::string MinidumpUTF8StringAtRVAAsString(const std::string& file_contents,
RVA rva);
} // namespace test
} // namespace crashpad
#endif // CRASHPAD_MINIDUMP_TEST_MINIDUMP_STRING_WRITER_TEST_UTIL_H_