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// Copyright 2003 Google Inc. All rights reserved.
//
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// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <Windows.h>
#include <shellapi.h>
#include <string>
#include <utility>
#include "breakpad_googletest_includes.h"
namespace tools {
namespace windows {
namespace dump_syms {
namespace {
// Root names of PDB and dumped symbol files to be regression tested. These are
// specified in complexity of the resulting dumped symbol files.
const wchar_t* kRootNames[] = {
// A PDB file with no OMAP data.
L"dump_syms_regtest",
// A PDB file with OMAP data for an image that has been function-level
// reordered.
L"omap_reorder_funcs",
// A PDB file with OMAP data for an image that had new content injected, all
// of it with source data.
L"omap_stretched_filled",
// A PDB file with OMAP data for an image that had new content injected, but
// without source data.
L"omap_stretched",
// A PDB file with OMAP data for an image that has been basic block reordered.
L"omap_reorder_bbs",
// A 64bit PDB file with no OMAP data.
L"dump_syms_regtest64",
};
void TrimLastComponent(const std::wstring& path,
std::wstring* trimmed,
std::wstring* component) {
size_t len = path.size();
while (len > 0 && path[len - 1] != '\\')
--len;
if (component != NULL)
component->assign(path.c_str() + len, path.c_str() + path.size());
while (len > 0 && path[len - 1] == '\\')
--len;
if (trimmed != NULL)
trimmed->assign(path.c_str(), len);
}
// Get the directory of the current executable.
bool GetSelfDirectory(std::wstring* self_dir) {
std::wstring command_line = GetCommandLineW();
int num_args = 0;
wchar_t** args = NULL;
args = ::CommandLineToArgvW(command_line.c_str(), &num_args);
if (args == NULL)
return false;
*self_dir = args[0];
TrimLastComponent(*self_dir, self_dir, NULL);
return true;
}
void RunCommand(const std::wstring& command_line,
std::string* stdout_string) {
// Create a PIPE for the child process stdout.
HANDLE child_stdout_read = 0;
HANDLE child_stdout_write = 0;
SECURITY_ATTRIBUTES sec_attr_stdout = {};
sec_attr_stdout.nLength = sizeof(sec_attr_stdout);
sec_attr_stdout.bInheritHandle = TRUE;
ASSERT_TRUE(::CreatePipe(&child_stdout_read, &child_stdout_write,
&sec_attr_stdout, 0));
ASSERT_TRUE(::SetHandleInformation(child_stdout_read, HANDLE_FLAG_INHERIT,
0));
// Create a PIPE for the child process stdin.
HANDLE child_stdin_read = 0;
HANDLE child_stdin_write = 0;
SECURITY_ATTRIBUTES sec_attr_stdin = {};
sec_attr_stdin.nLength = sizeof(sec_attr_stdin);
sec_attr_stdin.bInheritHandle = TRUE;
ASSERT_TRUE(::CreatePipe(&child_stdin_read, &child_stdin_write,
&sec_attr_stdin, 0));
ASSERT_TRUE(::SetHandleInformation(child_stdin_write, HANDLE_FLAG_INHERIT,
0));
// Startup the child.
STARTUPINFO startup_info = {};
PROCESS_INFORMATION process_info = {};
startup_info.cb = sizeof(STARTUPINFO);
startup_info.hStdError = NULL;
startup_info.hStdInput = child_stdin_read;
startup_info.hStdOutput = child_stdout_write;
startup_info.dwFlags = STARTF_USESTDHANDLES;
ASSERT_TRUE(::CreateProcessW(NULL, (LPWSTR)command_line.c_str(), NULL, NULL,
TRUE, 0, NULL, NULL,
&startup_info, &process_info));
// Collect the output.
ASSERT_TRUE(::CloseHandle(child_stdout_write));
char buffer[4096] = {};
DWORD bytes_read = 0;
while (::ReadFile(child_stdout_read, buffer, sizeof(buffer), &bytes_read,
NULL) && bytes_read > 0) {
stdout_string->append(buffer, bytes_read);
}
// Wait for the process to finish.
::WaitForSingleObject(process_info.hProcess, INFINITE);
// Shut down all of our handles.
ASSERT_TRUE(::CloseHandle(process_info.hThread));
ASSERT_TRUE(::CloseHandle(process_info.hProcess));
ASSERT_TRUE(::CloseHandle(child_stdin_write));
ASSERT_TRUE(::CloseHandle(child_stdin_read));
ASSERT_TRUE(::CloseHandle(child_stdout_read));
}
void GetFileContents(const std::wstring& path, std::string* content) {
FILE* f = ::_wfopen(path.c_str(), L"rb");
ASSERT_TRUE(f != NULL);
char buffer[4096] = {};
while (true) {
size_t bytes_read = ::fread(buffer, 1, sizeof(buffer), f);
if (bytes_read == 0)
break;
content->append(buffer, bytes_read);
}
}
class DumpSymsRegressionTest : public testing::TestWithParam<const wchar_t *> {
public:
virtual void SetUp() {
std::wstring self_dir;
ASSERT_TRUE(GetSelfDirectory(&self_dir));
dump_syms_exe = self_dir + L"\\dump_syms.exe";
TrimLastComponent(self_dir, &testdata_dir, NULL);
testdata_dir += L"\\testdata";
}
std::wstring dump_syms_exe;
std::wstring testdata_dir;
};
} //namespace
TEST_P(DumpSymsRegressionTest, EnsureDumpedSymbolsMatch) {
const wchar_t* root_name = GetParam();
std::wstring root_path = testdata_dir + L"\\" + root_name;
std::wstring sym_path = root_path + L".sym";
std::string expected_symbols;
ASSERT_NO_FATAL_FAILURE(GetFileContents(sym_path, &expected_symbols));
std::wstring pdb_path = root_path + L".pdb";
std::wstring command_line = L"\"" + dump_syms_exe + L"\" \"" +
pdb_path + L"\"";
std::string symbols;
ASSERT_NO_FATAL_FAILURE(RunCommand(command_line, &symbols));
EXPECT_EQ(expected_symbols, symbols);
}
INSTANTIATE_TEST_CASE_P(DumpSyms, DumpSymsRegressionTest,
testing::ValuesIn(kRootNames));
} // namespace dump_syms
} // namespace windows
} // namespace tools