diff options
| author | Nelson Billing <nbilling@google.com> | 2019-06-14 15:51:23 -0700 |
|---|---|---|
| committer | Nelson Billing <nbilling@google.com> | 2019-06-18 21:58:05 +0000 |
| commit | 92032389a6a028cbc896a8f3d4508b525e014637 (patch) | |
| tree | 4fbb6b1b24046658a5cd611147649b29da3c5edf | |
| parent | Mac upload_system_symbols: make dump of /Library/QuickTime optional (diff) | |
| download | breakpad-92032389a6a028cbc896a8f3d4508b525e014637.tar.xz | |
Move Windows Symbol Converter to breakpad
- First step, this is just enough to get it generating a msbuild
project with GYP, which in turn can build the executable.
- Tests need to be redesigned because there isn't an available server.
Change-Id: I45440fd32b3ede29666c127703bcd441f0e4288e
Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/1661134
Reviewed-by: Ivan Penkov <ivanpe@chromium.org>
21 files changed, 3056 insertions, 0 deletions
diff --git a/src/tools/windows/converter_exe/binary/configure.cmd b/src/tools/windows/converter_exe/binary/configure.cmd new file mode 100644 index 00000000..39b1d2a5 --- /dev/null +++ b/src/tools/windows/converter_exe/binary/configure.cmd @@ -0,0 +1,33 @@ +@if "%ECHOON%"=="" @echo off
+SETLOCAL
+
+REM ******************************************************************
+REM Please, make sure to run this in an Elevated Command Prompt.
+REM Usage:
+REM configure.cmd
+REM ******************************************************************
+
+REM ******************************************************************
+REM Initialize
+REM ******************************************************************
+SET SCRIPT_LOCATION=%~dp0
+
+REM ******************************************************************
+REM Go to script location
+REM ******************************************************************
+pushd %SCRIPT_LOCATION%
+
+REM ******************************************************************
+REM Register msdia120.dll.
+REM ******************************************************************
+SET MSG=Failed to register msdia120.dll. Make sure to run this in elevated command prompt.
+%systemroot%\SysWoW64\regsvr32.exe /s msdia120.dll & if errorlevel 1 echo %MSG% & goto :fail
+
+:success
+echo Configuration was successful.
+ENDLOCAL
+exit /b 0
+
+:fail
+ENDLOCAL
+exit /b 1
diff --git a/src/tools/windows/converter_exe/binary/missing_symbols_test.txt b/src/tools/windows/converter_exe/binary/missing_symbols_test.txt new file mode 100644 index 00000000..251b4eca --- /dev/null +++ b/src/tools/windows/converter_exe/binary/missing_symbols_test.txt @@ -0,0 +1,2 @@ +msctf.pdb|6A5BABB8E88644C696530BFE3C90F32F2|6.1.7600.16385|msctf.dll|4A5BDFAA109000
+imm32.pdb|98F27BA5AEE541ECBEE00CD03AD50FEE2|6.1.7600.16385|imm32.dll|4A5BDF402e000
diff --git a/src/tools/windows/converter_exe/binary/sleep.exe b/src/tools/windows/converter_exe/binary/sleep.exe Binary files differnew file mode 100644 index 00000000..d178e17e --- /dev/null +++ b/src/tools/windows/converter_exe/binary/sleep.exe diff --git a/src/tools/windows/converter_exe/binary/symsrv.yes b/src/tools/windows/converter_exe/binary/symsrv.yes new file mode 100644 index 00000000..1d01dda7 --- /dev/null +++ b/src/tools/windows/converter_exe/binary/symsrv.yes @@ -0,0 +1,2 @@ +See breakpad/tools/windows/converter/ms_symbol_server_converter.h for a
+description of this file's function.
diff --git a/src/tools/windows/converter_exe/configure.cmd b/src/tools/windows/converter_exe/configure.cmd new file mode 100644 index 00000000..39b1d2a5 --- /dev/null +++ b/src/tools/windows/converter_exe/configure.cmd @@ -0,0 +1,33 @@ +@if "%ECHOON%"=="" @echo off
+SETLOCAL
+
+REM ******************************************************************
+REM Please, make sure to run this in an Elevated Command Prompt.
+REM Usage:
+REM configure.cmd
+REM ******************************************************************
+
+REM ******************************************************************
+REM Initialize
+REM ******************************************************************
+SET SCRIPT_LOCATION=%~dp0
+
+REM ******************************************************************
+REM Go to script location
+REM ******************************************************************
+pushd %SCRIPT_LOCATION%
+
+REM ******************************************************************
+REM Register msdia120.dll.
+REM ******************************************************************
+SET MSG=Failed to register msdia120.dll. Make sure to run this in elevated command prompt.
+%systemroot%\SysWoW64\regsvr32.exe /s msdia120.dll & if errorlevel 1 echo %MSG% & goto :fail
+
+:success
+echo Configuration was successful.
+ENDLOCAL
+exit /b 0
+
+:fail
+ENDLOCAL
+exit /b 1
diff --git a/src/tools/windows/converter_exe/converter.cc b/src/tools/windows/converter_exe/converter.cc new file mode 100644 index 00000000..23216f92 --- /dev/null +++ b/src/tools/windows/converter_exe/converter.cc @@ -0,0 +1,807 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#pragma comment(lib, "winhttp.lib")
+#pragma comment(lib, "wininet.lib")
+#pragma comment(lib, "diaguids.lib")
+#pragma comment(lib, "imagehlp.lib")
+
+#include <cassert>
+#include <cstdio>
+#include <ctime>
+#include <map>
+#include <regex>
+#include <string>
+#include <vector>
+
+#include "tools/windows/converter_exe/escaping.h"
+#include "tools/windows/converter_exe/http_download.h"
+#include "tools/windows/converter_exe/tokenizer.h"
+#include "common/windows/http_upload.h"
+#include "common/windows/string_utils-inl.h"
+#include "tools/windows/converter/ms_symbol_server_converter.h"
+
+using strings::WebSafeBase64Unescape;
+using strings::WebSafeBase64Escape;
+
+namespace {
+
+using std::map;
+using std::string;
+using std::vector;
+using std::wstring;
+using crash::HTTPDownload;
+using crash::Tokenizer;
+using google_breakpad::HTTPUpload;
+using google_breakpad::MissingSymbolInfo;
+using google_breakpad::MSSymbolServerConverter;
+using google_breakpad::WindowsStringUtils;
+
+const char *kMissingStringDelimiters = "|";
+const char *kLocalCachePath = "c:\\symbols";
+const char *kNoExeMSSSServer = "http://msdl.microsoft.com/download/symbols/";
+
+const int kMatchArrSize = 64;
+
+// Windows stdio doesn't do line buffering. Use this function to flush after
+// writing to stdout and stderr so that a log will be available if the
+// converter crashes.
+static int FprintfFlush(FILE *file, const char *format, ...) {
+ va_list arguments;
+ va_start(arguments, format);
+ int retval = vfprintf(file, format, arguments);
+ va_end(arguments);
+ fflush(file);
+ return retval;
+}
+
+static string CurrentDateAndTime() {
+ const string kUnknownDateAndTime = "????-??-?? ??:??:??";
+
+ time_t current_time;
+ time(¤t_time);
+
+ // localtime_s is safer but is only available in MSVC8. Use localtime
+ // in earlier environments.
+ struct tm *time_pointer;
+#if _MSC_VER >= 1400 // MSVC 2005/8
+ struct tm time_struct;
+ time_pointer = &time_struct;
+ if (localtime_s(time_pointer, ¤t_time) != 0) {
+ return kUnknownDateAndTime;
+ }
+#else // _MSC_VER >= 1400
+ time_pointer = localtime(¤t_time);
+ if (!time_pointer) {
+ return kUnknownDateAndTime;
+ }
+#endif // _MSC_VER >= 1400
+
+ char buffer[256];
+ if (!strftime(buffer, sizeof(buffer), "%Y-%m-%d %H:%M:%S", time_pointer)) {
+ return kUnknownDateAndTime;
+ }
+
+ return string(buffer);
+}
+
+// ParseMissingString turns |missing_string| into a MissingSymbolInfo
+// structure. It returns true on success, and false if no such conversion
+// is possible.
+static bool ParseMissingString(const string &missing_string,
+ MissingSymbolInfo *missing_info) {
+ assert(missing_info);
+
+ vector<string> tokens;
+ Tokenizer::Tokenize(kMissingStringDelimiters, missing_string, &tokens);
+ if (tokens.size() != 5) {
+ return false;
+ }
+
+ missing_info->debug_file = tokens[0];
+ missing_info->debug_identifier = tokens[1];
+ missing_info->version = tokens[2];
+ missing_info->code_file = tokens[3];
+ missing_info->code_identifier = tokens[4];
+
+ return true;
+}
+
+// StringMapToWStringMap takes each element in a map that associates
+// (narrow) strings to strings and converts the keys and values to wstrings.
+// Returns true on success and false on failure, printing an error message.
+static bool StringMapToWStringMap(const map<string, string> &smap,
+ map<wstring, wstring> *wsmap) {
+ assert(wsmap);
+ wsmap->clear();
+
+ for (map<string, string>::const_iterator iterator = smap.begin();
+ iterator != smap.end();
+ ++iterator) {
+ wstring key;
+ if (!WindowsStringUtils::safe_mbstowcs(iterator->first, &key)) {
+ FprintfFlush(stderr,
+ "StringMapToWStringMap: safe_mbstowcs failed for key %s\n",
+ iterator->first.c_str());
+ return false;
+ }
+
+ wstring value;
+ if (!WindowsStringUtils::safe_mbstowcs(iterator->second, &value)) {
+ FprintfFlush(stderr, "StringMapToWStringMap: safe_mbstowcs failed "
+ "for value %s\n",
+ iterator->second.c_str());
+ return false;
+ }
+
+ wsmap->insert(make_pair(key, value));
+ }
+
+ return true;
+}
+
+// MissingSymbolInfoToParameters turns a MissingSymbolInfo structure into a
+// map of parameters suitable for passing to HTTPDownload or HTTPUpload.
+// Returns true on success and false on failure, printing an error message.
+static bool MissingSymbolInfoToParameters(const MissingSymbolInfo &missing_info,
+ map<wstring, wstring> *wparameters) {
+ assert(wparameters);
+
+ map<string, string> parameters;
+ string encoded_param;
+ // Indicate the params are encoded.
+ parameters["encoded"] = "true"; // The string value here does not matter.
+
+ WebSafeBase64Escape(missing_info.code_file, &encoded_param);
+ parameters["code_file"] = encoded_param;
+
+ WebSafeBase64Escape(missing_info.code_identifier, &encoded_param);
+ parameters["code_identifier"] = encoded_param;
+
+ WebSafeBase64Escape(missing_info.debug_file, &encoded_param);
+ parameters["debug_file"] = encoded_param;
+
+ WebSafeBase64Escape(missing_info.debug_identifier, &encoded_param);
+ parameters["debug_identifier"] = encoded_param;
+
+ if (!missing_info.version.empty()) {
+ // The version is optional.
+ WebSafeBase64Escape(missing_info.version, &encoded_param);
+ parameters["version"] = encoded_param;
+ }
+
+ WebSafeBase64Escape("WinSymConv", &encoded_param);
+ parameters["product"] = encoded_param;
+
+ if (!StringMapToWStringMap(parameters, wparameters)) {
+ // StringMapToWStringMap will have printed an error.
+ return false;
+ }
+
+ return true;
+}
+
+// UploadSymbolFile sends |converted_file| as identified by |missing_info|
+// to the symbol server rooted at |upload_symbol_url|. Returns true on
+// success and false on failure, printing an error message.
+static bool UploadSymbolFile(const wstring &upload_symbol_url,
+ const MissingSymbolInfo &missing_info,
+ const string &converted_file) {
+ map<wstring, wstring> parameters;
+ if (!MissingSymbolInfoToParameters(missing_info, ¶meters)) {
+ // MissingSymbolInfoToParameters or a callee will have printed an error.
+ return false;
+ }
+
+ wstring converted_file_w;
+
+ if (!WindowsStringUtils::safe_mbstowcs(converted_file, &converted_file_w)) {
+ FprintfFlush(stderr, "UploadSymbolFile: safe_mbstowcs failed for %s\n",
+ converted_file.c_str());
+ return false;
+ }
+ map<wstring, wstring> files;
+ files[L"symbol_file"] = converted_file_w;
+
+ FprintfFlush(stderr, "Uploading %s\n", converted_file.c_str());
+ if (!HTTPUpload::SendRequest(
+ upload_symbol_url, parameters,
+ files, NULL, NULL, NULL)) {
+ FprintfFlush(stderr, "UploadSymbolFile: HTTPUpload::SendRequest failed "
+ "for %s %s %s\n",
+ missing_info.debug_file.c_str(),
+ missing_info.debug_identifier.c_str(),
+ missing_info.version.c_str());
+ return false;
+ }
+
+ return true;
+}
+
+// SendFetchFailedPing informs the symbol server based at
+// |fetch_symbol_failure_url| that the symbol file identified by
+// |missing_info| could authoritatively not be located. Returns
+// true on success and false on failure.
+static bool SendFetchFailedPing(const wstring &fetch_symbol_failure_url,
+ const MissingSymbolInfo &missing_info) {
+ map<wstring, wstring> parameters;
+ if (!MissingSymbolInfoToParameters(missing_info, ¶meters)) {
+ // MissingSymbolInfoToParameters or a callee will have printed an error.
+ return false;
+ }
+
+ string content;
+ if (!HTTPDownload::Download(fetch_symbol_failure_url,
+ ¶meters,
+ &content,
+ NULL)) {
+ FprintfFlush(stderr, "SendFetchFailedPing: HTTPDownload::Download failed "
+ "for %s %s %s\n",
+ missing_info.debug_file.c_str(),
+ missing_info.debug_identifier.c_str(),
+ missing_info.version.c_str());
+ return false;
+ }
+
+ return true;
+}
+
+// Returns true if it's safe to make an external request for the symbol
+// file described in missing_info. It's considered safe to make an
+// external request unless the symbol file's debug_file string matches
+// the given blacklist regular expression.
+// The debug_file name is used from the MissingSymbolInfo struct,
+// matched against the PCRE blacklist_regex.
+static bool SafeToMakeExternalRequest(const MissingSymbolInfo &missing_info,
+ std::regex blacklist_regex) {
+ string file_name = missing_info.debug_file;
+ if (std::regex_match(file_name, blacklist_regex)) {
+ FprintfFlush(stderr, "Not safe to make external request for file %s\n",
+ file_name.c_str());
+ return false;
+ }
+
+ return true;
+}
+
+// Converter options derived from command line parameters.
+struct ConverterOptions {
+ ConverterOptions()
+ : report_fetch_failures(true),
+ blacklist_regex(nullptr) {
+ }
+
+ ~ConverterOptions() {
+ }
+
+ // Names of MS Symbol Supplier Servers that are internal to Google, and may
+ // have symbols for any request.
+ vector<string> full_internal_msss_servers;
+
+ // Names of MS Symbol Supplier Servers that are internal to Google, and
+ // shouldn't be checked for symbols for any .exe files.
+ vector<string> full_external_msss_servers;
+
+ // Names of MS Symbol Supplier Servers that are external to Google, and may
+ // have symbols for any request.
+ vector<string> no_exe_internal_msss_servers;
+
+ // Names of MS Symbol Supplier Servers that are external to Google, and
+ // shouldn't be checked for symbols for any .exe files.
+ vector<string> no_exe_external_msss_servers;
+
+ // Temporary local storage for symbols.
+ string local_cache_path;
+
+ // URL for uploading symbols.
+ wstring upload_symbols_url;
+
+ // URL to fetch list of missing symbols.
+ wstring missing_symbols_url;
+
+ // URL to report symbol fetch failure.
+ wstring fetch_symbol_failure_url;
+
+ // Are symbol fetch failures reported.
+ bool report_fetch_failures;
+
+ // File containing the list of missing symbols. Fetch failures are not
+ // reported if such file is provided.
+ string missing_symbols_file;
+
+ // Regex used to blacklist files to prevent external symbol requests.
+ // Owned and cleaned up by this struct.
+ std::regex blacklist_regex;
+
+ private:
+ // DISABLE_COPY_AND_ASSIGN
+ ConverterOptions(const ConverterOptions&);
+ ConverterOptions& operator=(const ConverterOptions&);
+};
+
+// ConverMissingSymbolFile takes a single MissingSymbolInfo structure and
+// attempts to locate it from the symbol servers provided in the
+// |options.*_msss_servers| arguments. "Full" servers are those that will be
+// queried for all symbol files; "No-EXE" servers will only be queried for
+// modules whose missing symbol data indicates are not main program executables.
+// Results will be sent to the |options.upload_symbols_url| on success or
+// |options.fetch_symbol_failure_url| on failure, and the local cache will be
+// stored at |options.local_cache_path|. Because nothing can be done even in
+// the event of a failure, this function returns no value, although it
+// may result in error messages being printed.
+static void ConvertMissingSymbolFile(const MissingSymbolInfo &missing_info,
+ const ConverterOptions &options) {
+ string time_string = CurrentDateAndTime();
+ FprintfFlush(stdout, "converter: %s: attempting %s %s %s\n",
+ time_string.c_str(),
+ missing_info.debug_file.c_str(),
+ missing_info.debug_identifier.c_str(),
+ missing_info.version.c_str());
+
+ // The first lookup is always to internal symbol servers.
+ // Always ask the symbol servers identified as "full."
+ vector<string> msss_servers = options.full_internal_msss_servers;
+
+ // If the file is not an .exe file, also ask an additional set of symbol
+ // servers, such as Microsoft's public symbol server.
+ bool is_exe = false;
+
+ if (missing_info.code_file.length() >= 4) {
+ string code_extension =
+ missing_info.code_file.substr(missing_info.code_file.size() - 4);
+
+ // Firefox is a special case: .dll-only servers should be consulted for
+ // its symbols. This enables us to get its symbols from Mozilla's
+ // symbol server when crashes occur in Google extension code hosted by a
+ // Firefox process.
+ if (_stricmp(code_extension.c_str(), ".exe") == 0 &&
+ _stricmp(missing_info.code_file.c_str(), "firefox.exe") != 0) {
+ is_exe = true;
+ }
+ }
+
+ if (!is_exe) {
+ msss_servers.insert(msss_servers.end(),
+ options.no_exe_internal_msss_servers.begin(),
+ options.no_exe_internal_msss_servers.end());
+ }
+
+ // If there are any suitable internal symbol servers, make a request.
+ MSSymbolServerConverter::LocateResult located =
+ MSSymbolServerConverter::LOCATE_FAILURE;
+ string converted_file;
+ if (msss_servers.size() > 0) {
+ // Attempt to fetch the symbol file and convert it.
+ FprintfFlush(stderr, "Making internal request for %s (%s)\n",
+ missing_info.debug_file.c_str(),
+ missing_info.debug_identifier.c_str());
+ MSSymbolServerConverter converter(options.local_cache_path, msss_servers);
+ located = converter.LocateAndConvertSymbolFile(missing_info,
+ false, // keep_symbol_file
+ false, // keep_pe_file
+ &converted_file,
+ NULL, // symbol_file
+ NULL); // pe_file
+ switch (located) {
+ case MSSymbolServerConverter::LOCATE_SUCCESS:
+ FprintfFlush(stderr, "LocateResult = LOCATE_SUCCESS\n");
+ // Upload it. Don't bother checking the return value. If this
+ // succeeds, it should disappear from the missing symbol list.
+ // If it fails, something will print an error message indicating
+ // the cause of the failure, and the item will remain on the
+ // missing symbol list.
+ UploadSymbolFile(options.upload_symbols_url, missing_info,
+ converted_file);
+ remove(converted_file.c_str());
+
+ // Note: this does leave some directories behind that could be
+ // cleaned up. The directories inside options.local_cache_path for
+ // debug_file/debug_identifier can be removed at this point.
+ break;
+
+ case MSSymbolServerConverter::LOCATE_NOT_FOUND:
+ FprintfFlush(stderr, "LocateResult = LOCATE_NOT_FOUND\n");
+ // The symbol file definitively did not exist. Fall through,
+ // so we can attempt an external query if it's safe to do so.
+ break;
+
+ case MSSymbolServerConverter::LOCATE_RETRY:
+ FprintfFlush(stderr, "LocateResult = LOCATE_RETRY\n");
+ // Fall through in case we should make an external request.
+ // If not, or if an external request fails in the same way,
+ // we'll leave the entry in the symbol file list and
+ // try again on a future pass. Print a message so that there's
+ // a record.
+ break;
+
+ case MSSymbolServerConverter::LOCATE_FAILURE:
+ FprintfFlush(stderr, "LocateResult = LOCATE_FAILURE\n");
+ // LocateAndConvertSymbolFile printed an error message.
+ break;
+
+ default:
+ FprintfFlush(
+ stderr,
+ "FATAL: Unexpected return value '%d' from "
+ "LocateAndConvertSymbolFile()\n",
+ located);
+ assert(0);
+ break;
+ }
+ } else {
+ // No suitable internal symbol servers. This is fine because the converter
+ // is mainly used for downloading and converting of external symbols.
+ }
+
+ // Make a request to an external server if the internal request didn't
+ // succeed, and it's safe to do so.
+ if (located != MSSymbolServerConverter::LOCATE_SUCCESS &&
+ SafeToMakeExternalRequest(missing_info, options.blacklist_regex)) {
+ msss_servers = options.full_external_msss_servers;
+ if (!is_exe) {
+ msss_servers.insert(msss_servers.end(),
+ options.no_exe_external_msss_servers.begin(),
+ options.no_exe_external_msss_servers.end());
+ }
+ if (msss_servers.size() > 0) {
+ FprintfFlush(stderr, "Making external request for %s (%s)\n",
+ missing_info.debug_file.c_str(),
+ missing_info.debug_identifier.c_str());
+ MSSymbolServerConverter external_converter(options.local_cache_path,
+ msss_servers);
+ located = external_converter.LocateAndConvertSymbolFile(
+ missing_info,
+ false, // keep_symbol_file
+ false, // keep_pe_file
+ &converted_file,
+ NULL, // symbol_file
+ NULL); // pe_file
+ } else {
+ FprintfFlush(stderr, "ERROR: No suitable external symbol servers.\n");
+ }
+ }
+
+ // Final handling for this symbol file is based on the result from the
+ // external request (if performed above), or on the result from the
+ // previous internal lookup.
+ switch (located) {
+ case MSSymbolServerConverter::LOCATE_SUCCESS:
+ FprintfFlush(stderr, "LocateResult = LOCATE_SUCCESS\n");
+ // Upload it. Don't bother checking the return value. If this
+ // succeeds, it should disappear from the missing symbol list.
+ // If it fails, something will print an error message indicating
+ // the cause of the failure, and the item will remain on the
+ // missing symbol list.
+ UploadSymbolFile(options.upload_symbols_url, missing_info,
+ converted_file);
+ remove(converted_file.c_str());
+
+ // Note: this does leave some directories behind that could be
+ // cleaned up. The directories inside options.local_cache_path for
+ // debug_file/debug_identifier can be removed at this point.
+ break;
+
+ case MSSymbolServerConverter::LOCATE_NOT_FOUND:
+ // The symbol file definitively didn't exist. Inform the server.
+ // If this fails, something will print an error message indicating
+ // the cause of the failure, but there's really nothing more to
+ // do. If this succeeds, the entry should be removed from the
+ // missing symbols list.
+ if (!options.report_fetch_failures) {
+ FprintfFlush(stderr, "SendFetchFailedPing skipped\n");
+ } else if (SendFetchFailedPing(options.fetch_symbol_failure_url,
+ missing_info)) {
+ FprintfFlush(stderr, "SendFetchFailedPing succeeded\n");
+ } else {
+ FprintfFlush(stderr, "SendFetchFailedPing failed\n");
+ }
+ break;
+
+ case MSSymbolServerConverter::LOCATE_RETRY:
+ FprintfFlush(stderr, "LocateResult = LOCATE_RETRY\n");
+ // Nothing to do but leave the entry in the symbol file list and
+ // try again on a future pass. Print a message so that there's
+ // a record.
+ FprintfFlush(stderr, "ConvertMissingSymbolFile: deferring retry "
+ "for %s %s %s\n",
+ missing_info.debug_file.c_str(),
+ missing_info.debug_identifier.c_str(),
+ missing_info.version.c_str());
+ break;
+
+ case MSSymbolServerConverter::LOCATE_FAILURE:
+ FprintfFlush(stderr, "LocateResult = LOCATE_FAILURE\n");
+ // LocateAndConvertSymbolFile printed an error message.
+
+ // This is due to a bad debug file name, so fetch failed.
+ if (!options.report_fetch_failures) {
+ FprintfFlush(stderr, "SendFetchFailedPing skipped\n");
+ } else if (SendFetchFailedPing(options.fetch_symbol_failure_url,
+ missing_info)) {
+ FprintfFlush(stderr, "SendFetchFailedPing succeeded\n");
+ } else {
+ FprintfFlush(stderr, "SendFetchFailedPing failed\n");
+ }
+ break;
+
+ default:
+ FprintfFlush(
+ stderr,
+ "FATAL: Unexpected return value '%d' from "
+ "LocateAndConvertSymbolFile()\n",
+ located);
+ assert(0);
+ break;
+ }
+}
+
+
+// Reads the contents of file |file_name| and populates |contents|.
+// Returns true on success.
+static bool ReadFile(string file_name, string *contents) {
+ char buffer[1024 * 8];
+ FILE *fp = fopen(file_name.c_str(), "rt");
+ if (!fp) {
+ return false;
+ }
+ contents->clear();
+ while (fgets(buffer, sizeof(buffer), fp) != NULL) {
+ contents->append(buffer);
+ }
+ fclose(fp);
+ return true;
+}
+
+// ConvertMissingSymbolsList obtains a missing symbol list from
+// |options.missing_symbols_url| or |options.missing_symbols_file| and calls
+// ConvertMissingSymbolFile for each missing symbol file in the list.
+static bool ConvertMissingSymbolsList(const ConverterOptions &options) {
+ // Set param to indicate requesting for encoded response.
+ map<wstring, wstring> parameters;
+ parameters[L"product"] = L"WinSymConv";
+ parameters[L"encoded"] = L"true";
+ // Get the missing symbol list.
+ string missing_symbol_list;
+ if (!options.missing_symbols_file.empty()) {
+ if (!ReadFile(options.missing_symbols_file, &missing_symbol_list)) {
+ return false;
+ }
+ } else if (!HTTPDownload::Download(options.missing_symbols_url, ¶meters,
+ &missing_symbol_list, NULL)) {
+ return false;
+ }
+
+ // Tokenize the content into a vector.
+ vector<string> missing_symbol_lines;
+ Tokenizer::Tokenize("\n", missing_symbol_list, &missing_symbol_lines);
+
+ FprintfFlush(stderr, "Found %d missing symbol files in list.\n",
+ missing_symbol_lines.size() - 1); // last line is empty.
+ int convert_attempts = 0;
+ for (vector<string>::const_iterator iterator = missing_symbol_lines.begin();
+ iterator != missing_symbol_lines.end();
+ ++iterator) {
+ // Decode symbol line.
+ const string &encoded_line = *iterator;
+ // Skip lines that are blank.
+ if (encoded_line.empty()) {
+ continue;
+ }
+
+ string line;
+ if (!WebSafeBase64Unescape(encoded_line, &line)) {
+ // If decoding fails, assume the line is not encoded.
+ // This is helpful when the program connects to a debug server without
+ // encoding.
+ line = encoded_line;
+ }
+
+ FprintfFlush(stderr, "\nLine: %s\n", line.c_str());
+
+ // Turn each element into a MissingSymbolInfo structure.
+ MissingSymbolInfo missing_info;
+ if (!ParseMissingString(line, &missing_info)) {
+ FprintfFlush(stderr, "ConvertMissingSymbols: ParseMissingString failed "
+ "for %s from %ws\n",
+ line.c_str(), options.missing_symbols_url.c_str());
+ continue;
+ }
+
+ ++convert_attempts;
+ ConvertMissingSymbolFile(missing_info, options);
+ }
+
+ // Say something reassuring, since ConvertMissingSymbolFile was never called
+ // and therefore never reported any progress.
+ if (convert_attempts == 0) {
+ string current_time = CurrentDateAndTime();
+ FprintfFlush(stdout, "converter: %s: nothing to convert\n",
+ current_time.c_str());
+ }
+
+ return true;
+}
+
+// usage prints the usage message. It returns 1 as a convenience, to be used
+// as a return value from main.
+static int usage(const char *program_name) {
+ FprintfFlush(stderr,
+ "usage: %s [options]\n"
+ " -f <full_msss_server> MS servers to ask for all symbols\n"
+ " -n <no_exe_msss_server> same, but prevent asking for EXEs\n"
+ " -l <local_cache_path> Temporary local storage for symbols\n"
+ " -s <upload_url> URL for uploading symbols\n"
+ " -m <missing_symbols_url> URL to fetch list of missing symbols\n"
+ " -mf <missing_symbols_file> File containing the list of missing\n"
+ " symbols. Fetch failures are not\n"
+ " reported if such file is provided.\n"
+ " -t <fetch_failure_url> URL to report symbol fetch failure\n"
+ " -b <regex> Regex used to blacklist files to\n"
+ " prevent external symbol requests\n"
+ " Note that any server specified by -f or -n that starts with \\filer\n"
+ " will be treated as internal, and all others as external.\n",
+ program_name);
+
+ return 1;
+}
+
+// "Internal" servers consist only of those whose names start with
+// the literal string "\\filer\".
+static bool IsInternalServer(const string &server_name) {
+ if (server_name.find("\\\\filer\\") == 0) {
+ return true;
+ }
+ return false;
+}
+
+// Adds a server with the given name to the list of internal or external
+// servers, as appropriate.
+static void AddServer(const string &server_name,
+ vector<string> *internal_servers,
+ vector<string> *external_servers) {
+ if (IsInternalServer(server_name)) {
+ internal_servers->push_back(server_name);
+ } else {
+ external_servers->push_back(server_name);
+ }
+}
+
+} // namespace
+
+int main(int argc, char **argv) {
+ string time_string = CurrentDateAndTime();
+ FprintfFlush(stdout, "converter: %s: starting\n", time_string.c_str());
+
+ ConverterOptions options;
+ options.report_fetch_failures = true;
+
+ // All arguments are paired.
+ if (argc % 2 != 1) {
+ return usage(argv[0]);
+ }
+ string blacklist_regex_str;
+ bool have_any_msss_servers = false;
+ for (int argi = 1; argi < argc; argi += 2) {
+ string option = argv[argi];
+ string value = argv[argi + 1];
+
+ if (option == "-f") {
+ AddServer(value, &options.full_internal_msss_servers,
+ &options.full_external_msss_servers);
+ have_any_msss_servers = true;
+ } else if (option == "-n") {
+ AddServer(value, &options.no_exe_internal_msss_servers,
+ &options.no_exe_external_msss_servers);
+ have_any_msss_servers = true;
+ } else if (option == "-l") {
+ if (!options.local_cache_path.empty()) {
+ return usage(argv[0]);
+ }
+ options.local_cache_path = value;
+ } else if (option == "-s") {
+ if (!WindowsStringUtils::safe_mbstowcs(value,
+ &options.upload_symbols_url)) {
+ FprintfFlush(stderr, "main: safe_mbstowcs failed for %s\n",
+ value.c_str());
+ return 1;
+ }
+ } else if (option == "-m") {
+ if (!WindowsStringUtils::safe_mbstowcs(value,
+ &options.missing_symbols_url)) {
+ FprintfFlush(stderr, "main: safe_mbstowcs failed for %s\n",
+ value.c_str());
+ return 1;
+ }
+ } else if (option == "-mf") {
+ options.missing_symbols_file = value;
+ printf("Getting the list of missing symbols from a file. Fetch failures"
+ " will not be reported.\n");
+ options.report_fetch_failures = false;
+ } else if (option == "-t") {
+ if (!WindowsStringUtils::safe_mbstowcs(
+ value,
+ &options.fetch_symbol_failure_url)) {
+ FprintfFlush(stderr, "main: safe_mbstowcs failed for %s\n",
+ value.c_str());
+ return 1;
+ }
+ } else if (option == "-b") {
+ blacklist_regex_str = value;
+ } else {
+ return usage(argv[0]);
+ }
+ }
+
+ if (blacklist_regex_str.empty()) {
+ FprintfFlush(stderr, "No blacklist specified.\n");
+ return usage(argv[0]);
+ }
+
+ // Compile the blacklist regular expression for later use.
+ options.blacklist_regex = std::regex(blacklist_regex_str.c_str(),
+ std::regex_constants::icase);
+
+ // Set the defaults. If the user specified any MSSS servers, don't use
+ // any default.
+ if (!have_any_msss_servers) {
+ AddServer(kNoExeMSSSServer, &options.no_exe_internal_msss_servers,
+ &options.no_exe_external_msss_servers);
+ }
+
+ if (options.local_cache_path.empty()) {
+ options.local_cache_path = kLocalCachePath;
+ }
+
+ if (options.upload_symbols_url.empty()) {
+ FprintfFlush(stderr, "No upload symbols URL specified.\n");
+ return usage(argv[0]);
+ }
+ if (options.missing_symbols_url.empty()) {
+ FprintfFlush(stderr, "No missing symbols URL specified.\n");
+ return usage(argv[0]);
+ }
+ if (options.fetch_symbol_failure_url.empty()) {
+ FprintfFlush(stderr, "No fetch symbol failure URL specified.\n");
+ return usage(argv[0]);
+ }
+
+ FprintfFlush(stdout,
+ "# of Symbol Servers (int/ext): %d/%d full, %d/%d no_exe\n",
+ options.full_internal_msss_servers.size(),
+ options.full_external_msss_servers.size(),
+ options.no_exe_internal_msss_servers.size(),
+ options.no_exe_external_msss_servers.size());
+
+ if (!ConvertMissingSymbolsList(options)) {
+ return 1;
+ }
+
+ time_string = CurrentDateAndTime();
+ FprintfFlush(stdout, "converter: %s: finished\n", time_string.c_str());
+ return 0;
+}
diff --git a/src/tools/windows/converter_exe/converter.gyp b/src/tools/windows/converter_exe/converter.gyp new file mode 100644 index 00000000..fe443d1b --- /dev/null +++ b/src/tools/windows/converter_exe/converter.gyp @@ -0,0 +1,57 @@ +# Copyright 2013 Google Inc. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# 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 +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +{ + 'includes': [ + '../../../build/common.gypi', + ], + 'targets': [ + { + 'target_name': 'converter_exe', + 'type': 'executable', + 'sources': [ + 'converter.cc', + 'escaping.cc', + 'escaping.h', + 'http_client.h', + 'http_download.cc', + 'http_download.h', + 'tokenizer.cc', + 'tokenizer.h', + 'winhttp_client.cc', + 'winhttp_client.h', + 'wininet_client.cc', + 'wininet_client.h', + ], + 'dependencies': [ + '../../../common/windows/common_windows.gyp:common_windows_lib', + '../converter/ms_symbol_server_converter.gyp:ms_symbol_server_converter', + ], + }, + ], +} diff --git a/src/tools/windows/converter_exe/escaping.cc b/src/tools/windows/converter_exe/escaping.cc new file mode 100644 index 00000000..e26bbeb3 --- /dev/null +++ b/src/tools/windows/converter_exe/escaping.cc @@ -0,0 +1,757 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "tools/windows/converter_exe/escaping.h"
+
+#include <assert.h>
+
+#define kApb kAsciiPropertyBits
+
+const unsigned char kAsciiPropertyBits[256] = {
+ 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, // 0x00
+ 0x40, 0x68, 0x48, 0x48, 0x48, 0x48, 0x40, 0x40,
+ 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, // 0x10
+ 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40,
+ 0x28, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, // 0x20
+ 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
+ 0x84, 0x84, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
+ 0x10, 0x85, 0x85, 0x85, 0x85, 0x85, 0x85, 0x05, // 0x40
+ 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
+ 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, // 0x50
+ 0x05, 0x05, 0x05, 0x10, 0x10, 0x10, 0x10, 0x10,
+ 0x10, 0x85, 0x85, 0x85, 0x85, 0x85, 0x85, 0x05, // 0x60
+ 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05,
+ 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05, // 0x70
+ 0x05, 0x05, 0x05, 0x10, 0x10, 0x10, 0x10, 0x40,
+};
+
+// Use !! to suppress the warning C4800 of forcing 'int' to 'bool'.
+static inline bool ascii_isspace(unsigned char c) { return !!(kApb[c] & 0x08); }
+
+///////////////////////////////////
+// scoped_array
+///////////////////////////////////
+// scoped_array<C> is like scoped_ptr<C>, except that the caller must allocate
+// with new [] and the destructor deletes objects with delete [].
+//
+// As with scoped_ptr<C>, a scoped_array<C> either points to an object
+// or is NULL. A scoped_array<C> owns the object that it points to.
+// scoped_array<T> is thread-compatible, and once you index into it,
+// the returned objects have only the threadsafety guarantees of T.
+//
+// Size: sizeof(scoped_array<C>) == sizeof(C*)
+template <class C>
+class scoped_array {
+ public:
+
+ // The element type
+ typedef C element_type;
+
+ // Constructor. Defaults to intializing with NULL.
+ // There is no way to create an uninitialized scoped_array.
+ // The input parameter must be allocated with new [].
+ explicit scoped_array(C* p = NULL) : array_(p) { }
+
+ // Destructor. If there is a C object, delete it.
+ // We don't need to test ptr_ == NULL because C++ does that for us.
+ ~scoped_array() {
+ enum { type_must_be_complete = sizeof(C) };
+ delete[] array_;
+ }
+
+ // Reset. Deletes the current owned object, if any.
+ // Then takes ownership of a new object, if given.
+ // this->reset(this->get()) works.
+ void reset(C* p = NULL) {
+ if (p != array_) {
+ enum { type_must_be_complete = sizeof(C) };
+ delete[] array_;
+ array_ = p;
+ }
+ }
+
+ // Get one element of the current object.
+ // Will assert() if there is no current object, or index i is negative.
+ C& operator[](std::ptrdiff_t i) const {
+ assert(i >= 0);
+ assert(array_ != NULL);
+ return array_[i];
+ }
+
+ // Get a pointer to the zeroth element of the current object.
+ // If there is no current object, return NULL.
+ C* get() const {
+ return array_;
+ }
+
+ // Comparison operators.
+ // These return whether a scoped_array and a raw pointer refer to
+ // the same array, not just to two different but equal arrays.
+ bool operator==(const C* p) const { return array_ == p; }
+ bool operator!=(const C* p) const { return array_ != p; }
+
+ // Swap two scoped arrays.
+ void swap(scoped_array& p2) {
+ C* tmp = array_;
+ array_ = p2.array_;
+ p2.array_ = tmp;
+ }
+
+ // Release an array.
+ // The return value is the current pointer held by this object.
+ // If this object holds a NULL pointer, the return value is NULL.
+ // After this operation, this object will hold a NULL pointer,
+ // and will not own the object any more.
+ C* release() {
+ C* retVal = array_;
+ array_ = NULL;
+ return retVal;
+ }
+
+ private:
+ C* array_;
+
+ // Forbid comparison of different scoped_array types.
+ template <class C2> bool operator==(scoped_array<C2> const& p2) const;
+ template <class C2> bool operator!=(scoped_array<C2> const& p2) const;
+
+ // Disallow evil constructors
+ scoped_array(const scoped_array&);
+ void operator=(const scoped_array&);
+};
+
+
+///////////////////////////////////
+// Escape methods
+///////////////////////////////////
+
+namespace strings {
+
+// Return a mutable char* pointing to a string's internal buffer,
+// which may not be null-terminated. Writing through this pointer will
+// modify the string.
+//
+// string_as_array(&str)[i] is valid for 0 <= i < str.size() until the
+// next call to a string method that invalidates iterators.
+//
+// As of 2006-04, there is no standard-blessed way of getting a
+// mutable reference to a string's internal buffer. However, issue 530
+// (http://www.open-std.org/JTC1/SC22/WG21/docs/lwg-active.html#530)
+// proposes this as the method. According to Matt Austern, this should
+// already work on all current implementations.
+inline char* string_as_array(string* str) {
+ // DO NOT USE const_cast<char*>(str->data())! See the unittest for why.
+ return str->empty() ? NULL : &*str->begin();
+}
+
+int CalculateBase64EscapedLen(int input_len, bool do_padding) {
+ // these formulae were copied from comments that used to go with the base64
+ // encoding functions
+ int intermediate_result = 8 * input_len + 5;
+ assert(intermediate_result > 0); // make sure we didn't overflow
+ int len = intermediate_result / 6;
+ if (do_padding) len = ((len + 3) / 4) * 4;
+ return len;
+}
+
+// Base64Escape does padding, so this calculation includes padding.
+int CalculateBase64EscapedLen(int input_len) {
+ return CalculateBase64EscapedLen(input_len, true);
+}
+
+// ----------------------------------------------------------------------
+// int Base64Unescape() - base64 decoder
+// int Base64Escape() - base64 encoder
+// int WebSafeBase64Unescape() - Google's variation of base64 decoder
+// int WebSafeBase64Escape() - Google's variation of base64 encoder
+//
+// Check out
+// http://www.cis.ohio-state.edu/htbin/rfc/rfc2045.html for formal
+// description, but what we care about is that...
+// Take the encoded stuff in groups of 4 characters and turn each
+// character into a code 0 to 63 thus:
+// A-Z map to 0 to 25
+// a-z map to 26 to 51
+// 0-9 map to 52 to 61
+// +(- for WebSafe) maps to 62
+// /(_ for WebSafe) maps to 63
+// There will be four numbers, all less than 64 which can be represented
+// by a 6 digit binary number (aaaaaa, bbbbbb, cccccc, dddddd respectively).
+// Arrange the 6 digit binary numbers into three bytes as such:
+// aaaaaabb bbbbcccc ccdddddd
+// Equals signs (one or two) are used at the end of the encoded block to
+// indicate that the text was not an integer multiple of three bytes long.
+// ----------------------------------------------------------------------
+
+int Base64UnescapeInternal(const char *src, int szsrc,
+ char *dest, int szdest,
+ const signed char* unbase64) {
+ static const char kPad64 = '=';
+
+ int decode = 0;
+ int destidx = 0;
+ int state = 0;
+ unsigned int ch = 0;
+ unsigned int temp = 0;
+
+ // The GET_INPUT macro gets the next input character, skipping
+ // over any whitespace, and stopping when we reach the end of the
+ // string or when we read any non-data character. The arguments are
+ // an arbitrary identifier (used as a label for goto) and the number
+ // of data bytes that must remain in the input to avoid aborting the
+ // loop.
+#define GET_INPUT(label, remain) \
+ label: \
+ --szsrc; \
+ ch = *src++; \
+ decode = unbase64[ch]; \
+ if (decode < 0) { \
+ if (ascii_isspace((char)ch) && szsrc >= remain) \
+ goto label; \
+ state = 4 - remain; \
+ break; \
+ }
+
+ // if dest is null, we're just checking to see if it's legal input
+ // rather than producing output. (I suspect this could just be done
+ // with a regexp...). We duplicate the loop so this test can be
+ // outside it instead of in every iteration.
+
+ if (dest) {
+ // This loop consumes 4 input bytes and produces 3 output bytes
+ // per iteration. We can't know at the start that there is enough
+ // data left in the string for a full iteration, so the loop may
+ // break out in the middle; if so 'state' will be set to the
+ // number of input bytes read.
+
+ while (szsrc >= 4) {
+ // We'll start by optimistically assuming that the next four
+ // bytes of the string (src[0..3]) are four good data bytes
+ // (that is, no nulls, whitespace, padding chars, or illegal
+ // chars). We need to test src[0..2] for nulls individually
+ // before constructing temp to preserve the property that we
+ // never read past a null in the string (no matter how long
+ // szsrc claims the string is).
+
+ if (!src[0] || !src[1] || !src[2] ||
+ (temp = ((unbase64[src[0]] << 18) |
+ (unbase64[src[1]] << 12) |
+ (unbase64[src[2]] << 6) |
+ (unbase64[src[3]]))) & 0x80000000) {
+ // Iff any of those four characters was bad (null, illegal,
+ // whitespace, padding), then temp's high bit will be set
+ // (because unbase64[] is -1 for all bad characters).
+ //
+ // We'll back up and resort to the slower decoder, which knows
+ // how to handle those cases.
+
+ GET_INPUT(first, 4);
+ temp = decode;
+ GET_INPUT(second, 3);
+ temp = (temp << 6) | decode;
+ GET_INPUT(third, 2);
+ temp = (temp << 6) | decode;
+ GET_INPUT(fourth, 1);
+ temp = (temp << 6) | decode;
+ } else {
+ // We really did have four good data bytes, so advance four
+ // characters in the string.
+
+ szsrc -= 4;
+ src += 4;
+ decode = -1;
+ ch = '\0';
+ }
+
+ // temp has 24 bits of input, so write that out as three bytes.
+
+ if (destidx+3 > szdest) return -1;
+ dest[destidx+2] = (char)temp;
+ temp >>= 8;
+ dest[destidx+1] = (char)temp;
+ temp >>= 8;
+ dest[destidx] = (char)temp;
+ destidx += 3;
+ }
+ } else {
+ while (szsrc >= 4) {
+ if (!src[0] || !src[1] || !src[2] ||
+ (temp = ((unbase64[src[0]] << 18) |
+ (unbase64[src[1]] << 12) |
+ (unbase64[src[2]] << 6) |
+ (unbase64[src[3]]))) & 0x80000000) {
+ GET_INPUT(first_no_dest, 4);
+ GET_INPUT(second_no_dest, 3);
+ GET_INPUT(third_no_dest, 2);
+ GET_INPUT(fourth_no_dest, 1);
+ } else {
+ szsrc -= 4;
+ src += 4;
+ decode = -1;
+ ch = '\0';
+ }
+ destidx += 3;
+ }
+ }
+
+#undef GET_INPUT
+
+ // if the loop terminated because we read a bad character, return
+ // now.
+ if (decode < 0 && ch != '\0' && ch != kPad64 && !ascii_isspace((char)ch))
+ return -1;
+
+ if (ch == kPad64) {
+ // if we stopped by hitting an '=', un-read that character -- we'll
+ // look at it again when we count to check for the proper number of
+ // equals signs at the end.
+ ++szsrc;
+ --src;
+ } else {
+ // This loop consumes 1 input byte per iteration. It's used to
+ // clean up the 0-3 input bytes remaining when the first, faster
+ // loop finishes. 'temp' contains the data from 'state' input
+ // characters read by the first loop.
+ while (szsrc > 0) {
+ --szsrc;
+ ch = *src++;
+ decode = unbase64[ch];
+ if (decode < 0) {
+ if (ascii_isspace((char)ch)) {
+ continue;
+ } else if (ch == '\0') {
+ break;
+ } else if (ch == kPad64) {
+ // back up one character; we'll read it again when we check
+ // for the correct number of equals signs at the end.
+ ++szsrc;
+ --src;
+ break;
+ } else {
+ return -1;
+ }
+ }
+
+ // Each input character gives us six bits of output.
+ temp = (temp << 6) | decode;
+ ++state;
+ if (state == 4) {
+ // If we've accumulated 24 bits of output, write that out as
+ // three bytes.
+ if (dest) {
+ if (destidx+3 > szdest) return -1;
+ dest[destidx+2] = (char)temp;
+ temp >>= 8;
+ dest[destidx+1] = (char)temp;
+ temp >>= 8;
+ dest[destidx] = (char)temp;
+ }
+ destidx += 3;
+ state = 0;
+ temp = 0;
+ }
+ }
+ }
+
+ // Process the leftover data contained in 'temp' at the end of the input.
+ int expected_equals = 0;
+ switch (state) {
+ case 0:
+ // Nothing left over; output is a multiple of 3 bytes.
+ break;
+
+ case 1:
+ // Bad input; we have 6 bits left over.
+ return -1;
+
+ case 2:
+ // Produce one more output byte from the 12 input bits we have left.
+ if (dest) {
+ if (destidx+1 > szdest) return -1;
+ temp >>= 4;
+ dest[destidx] = (char)temp;
+ }
+ ++destidx;
+ expected_equals = 2;
+ break;
+
+ case 3:
+ // Produce two more output bytes from the 18 input bits we have left.
+ if (dest) {
+ if (destidx+2 > szdest) return -1;
+ temp >>= 2;
+ dest[destidx+1] = (char)temp;
+ temp >>= 8;
+ dest[destidx] = (char)temp;
+ }
+ destidx += 2;
+ expected_equals = 1;
+ break;
+
+ default:
+ // state should have no other values at this point.
+ fprintf(stdout, "This can't happen; base64 decoder state = %d", state);
+ }
+
+ // The remainder of the string should be all whitespace, mixed with
+ // exactly 0 equals signs, or exactly 'expected_equals' equals
+ // signs. (Always accepting 0 equals signs is a google extension
+ // not covered in the RFC.)
+
+ int equals = 0;
+ while (szsrc > 0 && *src) {
+ if (*src == kPad64)
+ ++equals;
+ else if (!ascii_isspace(*src))
+ return -1;
+ --szsrc;
+ ++src;
+ }
+
+ return (equals == 0 || equals == expected_equals) ? destidx : -1;
+}
+
+int Base64Unescape(const char *src, int szsrc, char *dest, int szdest) {
+ static const signed char UnBase64[] = {
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, 62/*+*/, -1, -1, -1, 63/*/ */,
+ 52/*0*/, 53/*1*/, 54/*2*/, 55/*3*/, 56/*4*/, 57/*5*/, 58/*6*/, 59/*7*/,
+ 60/*8*/, 61/*9*/, -1, -1, -1, -1, -1, -1,
+ -1, 0/*A*/, 1/*B*/, 2/*C*/, 3/*D*/, 4/*E*/, 5/*F*/, 6/*G*/,
+ 7/*H*/, 8/*I*/, 9/*J*/, 10/*K*/, 11/*L*/, 12/*M*/, 13/*N*/, 14/*O*/,
+ 15/*P*/, 16/*Q*/, 17/*R*/, 18/*S*/, 19/*T*/, 20/*U*/, 21/*V*/, 22/*W*/,
+ 23/*X*/, 24/*Y*/, 25/*Z*/, -1, -1, -1, -1, -1,
+ -1, 26/*a*/, 27/*b*/, 28/*c*/, 29/*d*/, 30/*e*/, 31/*f*/, 32/*g*/,
+ 33/*h*/, 34/*i*/, 35/*j*/, 36/*k*/, 37/*l*/, 38/*m*/, 39/*n*/, 40/*o*/,
+ 41/*p*/, 42/*q*/, 43/*r*/, 44/*s*/, 45/*t*/, 46/*u*/, 47/*v*/, 48/*w*/,
+ 49/*x*/, 50/*y*/, 51/*z*/, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1
+ };
+ // The above array was generated by the following code
+ // #include <sys/time.h>
+ // #include <stdlib.h>
+ // #include <string.h>
+ // main()
+ // {
+ // static const char Base64[] =
+ // "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+ // char *pos;
+ // int idx, i, j;
+ // printf(" ");
+ // for (i = 0; i < 255; i += 8) {
+ // for (j = i; j < i + 8; j++) {
+ // pos = strchr(Base64, j);
+ // if ((pos == NULL) || (j == 0))
+ // idx = -1;
+ // else
+ // idx = pos - Base64;
+ // if (idx == -1)
+ // printf(" %2d, ", idx);
+ // else
+ // printf(" %2d/*%c*/,", idx, j);
+ // }
+ // printf("\n ");
+ // }
+ // }
+
+ return Base64UnescapeInternal(src, szsrc, dest, szdest, UnBase64);
+}
+
+bool Base64Unescape(const char *src, int slen, string* dest) {
+ // Determine the size of the output string. Base64 encodes every 3 bytes into
+ // 4 characters. any leftover chars are added directly for good measure.
+ // This is documented in the base64 RFC: http://www.ietf.org/rfc/rfc3548.txt
+ const int dest_len = 3 * (slen / 4) + (slen % 4);
+
+ dest->resize(dest_len);
+
+ // We are getting the destination buffer by getting the beginning of the
+ // string and converting it into a char *.
+ const int len = Base64Unescape(src, slen,
+ string_as_array(dest), dest->size());
+ if (len < 0) {
+ return false;
+ }
+
+ // could be shorter if there was padding
+ assert(len <= dest_len);
+ dest->resize(len);
+
+ return true;
+}
+
+// Base64Escape
+//
+// NOTE: We have to use an unsigned type for src because code built
+// in the the /google tree treats characters as signed unless
+// otherwised specified.
+//
+// TODO(who?): Move this function to use the char* type for "src"
+int Base64EscapeInternal(const unsigned char *src, int szsrc,
+ char *dest, int szdest, const char *base64,
+ bool do_padding) {
+ static const char kPad64 = '=';
+
+ if (szsrc <= 0) return 0;
+
+ char *cur_dest = dest;
+ const unsigned char *cur_src = src;
+
+ // Three bytes of data encodes to four characters of cyphertext.
+ // So we can pump through three-byte chunks atomically.
+ while (szsrc > 2) { /* keep going until we have less than 24 bits */
+ if ((szdest -= 4) < 0) return 0;
+ cur_dest[0] = base64[cur_src[0] >> 2];
+ cur_dest[1] = base64[((cur_src[0] & 0x03) << 4) + (cur_src[1] >> 4)];
+ cur_dest[2] = base64[((cur_src[1] & 0x0f) << 2) + (cur_src[2] >> 6)];
+ cur_dest[3] = base64[cur_src[2] & 0x3f];
+
+ cur_dest += 4;
+ cur_src += 3;
+ szsrc -= 3;
+ }
+
+ /* now deal with the tail (<=2 bytes) */
+ switch (szsrc) {
+ case 0:
+ // Nothing left; nothing more to do.
+ break;
+ case 1:
+ // One byte left: this encodes to two characters, and (optionally)
+ // two pad characters to round out the four-character cypherblock.
+ if ((szdest -= 2) < 0) return 0;
+ cur_dest[0] = base64[cur_src[0] >> 2];
+ cur_dest[1] = base64[(cur_src[0] & 0x03) << 4];
+ cur_dest += 2;
+ if (do_padding) {
+ if ((szdest -= 2) < 0) return 0;
+ cur_dest[0] = kPad64;
+ cur_dest[1] = kPad64;
+ cur_dest += 2;
+ }
+ break;
+ case 2:
+ // Two bytes left: this encodes to three characters, and (optionally)
+ // one pad character to round out the four-character cypherblock.
+ if ((szdest -= 3) < 0) return 0;
+ cur_dest[0] = base64[cur_src[0] >> 2];
+ cur_dest[1] = base64[((cur_src[0] & 0x03) << 4) + (cur_src[1] >> 4)];
+ cur_dest[2] = base64[(cur_src[1] & 0x0f) << 2];
+ cur_dest += 3;
+ if (do_padding) {
+ if ((szdest -= 1) < 0) return 0;
+ cur_dest[0] = kPad64;
+ cur_dest += 1;
+ }
+ break;
+ default:
+ // Should not be reached: blocks of 3 bytes are handled
+ // in the while loop before this switch statement.
+ fprintf(stderr, "Logic problem? szsrc = %d", szsrc);
+ assert(false);
+ break;
+ }
+ return (cur_dest - dest);
+}
+
+static const char kBase64Chars[] =
+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+static const char kWebSafeBase64Chars[] =
+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
+
+int Base64Escape(const unsigned char *src, int szsrc, char *dest, int szdest) {
+ return Base64EscapeInternal(src, szsrc, dest, szdest, kBase64Chars, true);
+}
+
+void Base64Escape(const unsigned char *src, int szsrc,
+ string* dest, bool do_padding) {
+ const int max_escaped_size =
+ CalculateBase64EscapedLen(szsrc, do_padding);
+ dest->clear();
+ dest->resize(max_escaped_size + 1, '\0');
+ const int escaped_len = Base64EscapeInternal(src, szsrc,
+ &*dest->begin(), dest->size(),
+ kBase64Chars,
+ do_padding);
+ assert(max_escaped_size <= escaped_len);
+ dest->resize(escaped_len);
+}
+
+void Base64Escape(const string& src, string* dest) {
+ Base64Escape(reinterpret_cast<const unsigned char*>(src.c_str()),
+ src.size(), dest, true);
+}
+
+////////////////////////////////////////////////////
+// WebSafe methods
+////////////////////////////////////////////////////
+
+int WebSafeBase64Unescape(const char *src, int szsrc, char *dest, int szdest) {
+ static const signed char UnBase64[] = {
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, 62/*-*/, -1, -1,
+ 52/*0*/, 53/*1*/, 54/*2*/, 55/*3*/, 56/*4*/, 57/*5*/, 58/*6*/, 59/*7*/,
+ 60/*8*/, 61/*9*/, -1, -1, -1, -1, -1, -1,
+ -1, 0/*A*/, 1/*B*/, 2/*C*/, 3/*D*/, 4/*E*/, 5/*F*/, 6/*G*/,
+ 7/*H*/, 8/*I*/, 9/*J*/, 10/*K*/, 11/*L*/, 12/*M*/, 13/*N*/, 14/*O*/,
+ 15/*P*/, 16/*Q*/, 17/*R*/, 18/*S*/, 19/*T*/, 20/*U*/, 21/*V*/, 22/*W*/,
+ 23/*X*/, 24/*Y*/, 25/*Z*/, -1, -1, -1, -1, 63/*_*/,
+ -1, 26/*a*/, 27/*b*/, 28/*c*/, 29/*d*/, 30/*e*/, 31/*f*/, 32/*g*/,
+ 33/*h*/, 34/*i*/, 35/*j*/, 36/*k*/, 37/*l*/, 38/*m*/, 39/*n*/, 40/*o*/,
+ 41/*p*/, 42/*q*/, 43/*r*/, 44/*s*/, 45/*t*/, 46/*u*/, 47/*v*/, 48/*w*/,
+ 49/*x*/, 50/*y*/, 51/*z*/, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1
+ };
+ // The above array was generated by the following code
+ // #include <sys/time.h>
+ // #include <stdlib.h>
+ // #include <string.h>
+ // main()
+ // {
+ // static const char Base64[] =
+ // "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
+ // char *pos;
+ // int idx, i, j;
+ // printf(" ");
+ // for (i = 0; i < 255; i += 8) {
+ // for (j = i; j < i + 8; j++) {
+ // pos = strchr(Base64, j);
+ // if ((pos == NULL) || (j == 0))
+ // idx = -1;
+ // else
+ // idx = pos - Base64;
+ // if (idx == -1)
+ // printf(" %2d, ", idx);
+ // else
+ // printf(" %2d/*%c*/,", idx, j);
+ // }
+ // printf("\n ");
+ // }
+ // }
+
+ return Base64UnescapeInternal(src, szsrc, dest, szdest, UnBase64);
+}
+
+bool WebSafeBase64Unescape(const char *src, int slen, string* dest) {
+ int dest_len = 3 * (slen / 4) + (slen % 4);
+ dest->clear();
+ dest->resize(dest_len);
+ int len = WebSafeBase64Unescape(src, slen, &*dest->begin(), dest->size());
+ if (len < 0) {
+ dest->clear();
+ return false;
+ }
+ // could be shorter if there was padding
+ assert(len <= dest_len);
+ dest->resize(len);
+ return true;
+}
+
+bool WebSafeBase64Unescape(const string& src, string* dest) {
+ return WebSafeBase64Unescape(src.data(), src.size(), dest);
+}
+
+int WebSafeBase64Escape(const unsigned char *src, int szsrc, char *dest,
+ int szdest, bool do_padding) {
+ return Base64EscapeInternal(src, szsrc, dest, szdest,
+ kWebSafeBase64Chars, do_padding);
+}
+
+void WebSafeBase64Escape(const unsigned char *src, int szsrc,
+ string *dest, bool do_padding) {
+ const int max_escaped_size =
+ CalculateBase64EscapedLen(szsrc, do_padding);
+ dest->clear();
+ dest->resize(max_escaped_size + 1, '\0');
+ const int escaped_len = Base64EscapeInternal(src, szsrc,
+ &*dest->begin(), dest->size(),
+ kWebSafeBase64Chars,
+ do_padding);
+ assert(max_escaped_size <= escaped_len);
+ dest->resize(escaped_len);
+}
+
+void WebSafeBase64EscapeInternal(const string& src,
+ string* dest,
+ bool do_padding) {
+ int encoded_len = CalculateBase64EscapedLen(src.size());
+ scoped_array<char> buf(new char[encoded_len]);
+ int len = WebSafeBase64Escape(reinterpret_cast<const unsigned char*>(src.c_str()),
+ src.size(), buf.get(),
+ encoded_len, do_padding);
+ dest->assign(buf.get(), len);
+}
+
+void WebSafeBase64Escape(const string& src, string* dest) {
+ WebSafeBase64EscapeInternal(src, dest, false);
+}
+
+void WebSafeBase64EscapeWithPadding(const string& src, string* dest) {
+ WebSafeBase64EscapeInternal(src, dest, true);
+}
+
+} // namespace strings
diff --git a/src/tools/windows/converter_exe/escaping.h b/src/tools/windows/converter_exe/escaping.h new file mode 100644 index 00000000..c8aa90b7 --- /dev/null +++ b/src/tools/windows/converter_exe/escaping.h @@ -0,0 +1,99 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Base64 escaping methods to encode/decode strings.
+
+#ifndef TOOLS_WINDOWS_CONVERTER_EXE_ESCAPING_H_
+#define TOOLS_WINDOWS_CONVERTER_EXE_ESCAPING_H_
+
+#include <string>
+
+namespace strings {
+
+using std::string;
+
+// ----------------------------------------------------------------------
+// Base64Escape()
+// WebSafeBase64Escape()
+// Encode "src" to "dest" using base64 encoding.
+// src is not null terminated, instead specify len.
+// 'dest' should have at least CalculateBase64EscapedLen() length.
+// RETURNS the length of dest.
+// The WebSafe variation use '-' instead of '+' and '_' instead of '/'
+// so that we can place the out in the URL or cookies without having
+// to escape them. It also has an extra parameter "do_padding",
+// which when set to false will prevent padding with "=".
+// ----------------------------------------------------------------------
+void Base64Escape(const string& src, string* dest);
+int Base64Escape(const unsigned char* src, int slen, char* dest, int szdest);
+// Encode src into dest with padding.
+void Base64Escape(const unsigned char* src, int szsrc,
+ string* dest, bool do_padding);
+
+int WebSafeBase64Escape(const unsigned char* src, int slen, char* dest,
+ int szdest, bool do_padding);
+// Encode src into dest web-safely without padding.
+void WebSafeBase64Escape(const string& src, string* dest);
+// Encode src into dest web-safely with padding.
+void WebSafeBase64EscapeWithPadding(const string& src, string* dest);
+void WebSafeBase64Escape(const unsigned char* src, int szsrc,
+ string* dest, bool do_padding);
+
+// ----------------------------------------------------------------------
+// Base64Unescape()
+// WebSafeBase64Unescape()
+// Copies "src" to "dest", where src is in base64 and is written to its
+// ASCII equivalents. src is not null terminated, instead specify len.
+// I recommend that slen<szdest, but we honor szdest anyway.
+// RETURNS the length of dest, or -1 if src contains invalid chars.
+// The WebSafe variation use '-' instead of '+' and '_' instead of '/'.
+// The variations that store into a string clear the string first, and
+// return false (with dest empty) if src contains invalid chars; for
+// these versions src and dest must be different strings.
+// ----------------------------------------------------------------------
+int Base64Unescape(const char* src, int slen, char* dest, int szdest);
+bool Base64Unescape(const char* src, int slen, string* dest);
+inline bool Base64Unescape(const string& src, string* dest) {
+ return Base64Unescape(src.data(), src.size(), dest);
+}
+
+
+int WebSafeBase64Unescape(const char* src, int slen, char* dest, int szdest);
+bool WebSafeBase64Unescape(const char* src, int slen, string* dest);
+bool WebSafeBase64Unescape(const string& src, string* dest);
+
+// Return the length to use for the output buffer given to the base64 escape
+// routines. Make sure to use the same value for do_padding in both.
+// This function may return incorrect results if given input_len values that
+// are extremely high, which should happen rarely.
+int CalculateBase64EscapedLen(int input_len, bool do_padding);
+// Use this version when calling Base64Escape without a do_padding arg.
+int CalculateBase64EscapedLen(int input_len);
+} // namespace strings
+
+#endif // TOOLS_WINDOWS_CONVERTER_EXE_ESCAPING_H_
diff --git a/src/tools/windows/converter_exe/http_client.h b/src/tools/windows/converter_exe/http_client.h new file mode 100644 index 00000000..3e7aa8a7 --- /dev/null +++ b/src/tools/windows/converter_exe/http_client.h @@ -0,0 +1,96 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef TOOLS_CRASH_CONVERTER_WINDOWS_HTTP_CLIENT_H_
+#define TOOLS_CRASH_CONVERTER_WINDOWS_HTTP_CLIENT_H_
+
+#include <tchar.h>
+#include <windows.h>
+#include <vector>
+
+typedef void* HttpHandle;
+
+namespace crash {
+
+// HttpClient provides an abstract layer for HTTP APIs. The actual
+// implementation can be based on either WinHttp or WinInet.
+class HttpClient {
+ public:
+ enum AccessType {
+ ACCESS_TYPE_PRECONFIG,
+ ACCESS_TYPE_DIRECT,
+ ACCESS_TYPE_PROXY,
+ };
+
+ virtual ~HttpClient() {}
+
+ virtual bool CrackUrl(const TCHAR* url,
+ DWORD flags,
+ TCHAR* scheme,
+ size_t scheme_buffer_length,
+ TCHAR* host,
+ size_t host_buffer_length,
+ TCHAR* uri,
+ size_t uri_buffer_length,
+ int* port) const = 0;
+ virtual bool Open(const TCHAR* user_agent,
+ DWORD access_type,
+ const TCHAR* proxy_name,
+ const TCHAR* proxy_bypass,
+ HttpHandle* session_handle) const = 0;
+ virtual bool Connect(HttpHandle session_handle,
+ const TCHAR* server,
+ int port,
+ HttpHandle* connection_handle) const = 0;
+ virtual bool OpenRequest(HttpHandle connection_handle,
+ const TCHAR* verb,
+ const TCHAR* uri,
+ const TCHAR* version,
+ const TCHAR* referrer,
+ bool is_secure,
+ HttpHandle* request_handle) const = 0;
+ virtual bool SendRequest(HttpHandle request_handle,
+ const TCHAR* headers,
+ DWORD headers_length) const = 0;
+ virtual bool ReceiveResponse(HttpHandle request_handle) const = 0;
+ virtual bool GetHttpStatusCode(HttpHandle request_handle,
+ int* status_code) const = 0;
+ virtual bool GetContentLength(HttpHandle request_handle,
+ DWORD* content_length) const = 0;
+ virtual bool ReadData(HttpHandle request_handle,
+ void* buffer,
+ DWORD buffer_length,
+ DWORD* bytes_read) const = 0;
+ virtual bool Close(HttpHandle handle) const = 0;
+
+ static const DWORD kUnknownContentLength = (DWORD)-1;
+};
+
+} // namespace crash
+
+#endif // TOOLS_CRASH_CONVERTER_WINDOWS_HTTP_CLIENT_H_
diff --git a/src/tools/windows/converter_exe/http_download.cc b/src/tools/windows/converter_exe/http_download.cc new file mode 100644 index 00000000..b037662f --- /dev/null +++ b/src/tools/windows/converter_exe/http_download.cc @@ -0,0 +1,326 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include <assert.h>
+#include <stdio.h>
+#include <Windows.h>
+#include <WinInet.h>
+
+#include <vector>
+
+#include "tools/windows/converter_exe/http_download.h"
+#include "tools/windows/converter_exe/winhttp_client.h"
+#include "tools/windows/converter_exe/wininet_client.h"
+
+namespace crash {
+static const std::vector<char>::size_type kVectorChunkSize = 4096; // 4 KB
+
+using std::vector;
+
+// Class that atuo closes the contained HttpHandle when the object
+// goes out of scope.
+class AutoHttpHandle {
+ public:
+ AutoHttpHandle() : handle_(NULL) {}
+ explicit AutoHttpHandle(HttpHandle handle) : handle_(handle) {}
+ ~AutoHttpHandle() {
+ if (handle_) {
+ InternetCloseHandle(handle_);
+ }
+ }
+
+ HttpHandle get() { return handle_; }
+ HttpHandle* get_handle_addr () { return &handle_; }
+
+ private:
+ HttpHandle handle_;
+};
+
+// Template class for auto releasing the contained pointer when
+// the object goes out of scope.
+template<typename T>
+class AutoPtr {
+ public:
+ explicit AutoPtr(T* ptr) : ptr_(ptr) {}
+ ~AutoPtr() {
+ if (ptr_) {
+ delete ptr_;
+ }
+ }
+
+ T* get() { return ptr_; }
+ T* operator -> () { return ptr_; }
+
+ private:
+ T* ptr_;
+};
+
+// CheckParameters ensures that the parameters in |parameters| are safe for
+// use in an HTTP URL. Returns true if they are, false if unsafe characters
+// are present.
+static bool CheckParameters(const map<wstring, wstring> *parameters) {
+ for (map<wstring, wstring>::const_iterator iterator = parameters->begin();
+ iterator != parameters->end();
+ ++iterator) {
+ const wstring &key = iterator->first;
+ if (key.empty()) {
+ // Disallow empty parameter names.
+ return false;
+ }
+ for (unsigned int i = 0; i < key.size(); ++i) {
+ wchar_t c = key[i];
+ if (c < 32 || c == '"' || c == '?' || c == '&' || c > 127) {
+ return false;
+ }
+ }
+
+ const wstring &value = iterator->second;
+ for (unsigned int i = 0; i < value.size(); ++i) {
+ wchar_t c = value[i];
+ if (c < 32 || c == '"' || c == '?' || c == '&' || c > 127) {
+ return false;
+ }
+ }
+ }
+
+ return true;
+}
+
+HttpClient* HTTPDownload::CreateHttpClient(const wchar_t* url) {
+ const TCHAR* kHttpApiPolicyEnvironmentVariable = TEXT("USE_WINHTTP");
+ TCHAR buffer[2] = {0};
+ HttpClient* http_client = NULL;
+
+ if (::GetEnvironmentVariable(kHttpApiPolicyEnvironmentVariable,
+ buffer,
+ sizeof(buffer)/sizeof(buffer[0])) > 0) {
+ fprintf(stdout,
+ "Environment variable [%ws] is set, use WinHttp\n",
+ kHttpApiPolicyEnvironmentVariable);
+ http_client = CreateWinHttpClient(url);
+ if (http_client == NULL) {
+ fprintf(stderr, "WinHttpClient not created, Is the protocol HTTPS? "
+ "Fall back to WinInet API.\n");
+ }
+ } else {
+ fprintf(stderr,
+ "Environment variable [%ws] is NOT set, use WinInet API\n",
+ kHttpApiPolicyEnvironmentVariable);
+ }
+
+ if (http_client == NULL) {
+ return CreateWinInetClient(url);
+ }
+
+ return http_client;
+}
+
+// static
+bool HTTPDownload::Download(const wstring &url,
+ const map<wstring, wstring> *parameters,
+ string *content, int *status_code) {
+ assert(content);
+ AutoPtr<HttpClient> http_client(CreateHttpClient(url.c_str()));
+
+ if (!http_client.get()) {
+ fprintf(stderr, "Failed to create any http client.\n");
+ return false;
+ }
+
+ if (status_code) {
+ *status_code = 0;
+ }
+
+ wchar_t scheme[16] = {0};
+ wchar_t host[256] = {0};
+ wchar_t path[256] = {0};
+ int port = 0;
+ if (!http_client->CrackUrl(url.c_str(),
+ 0,
+ scheme,
+ sizeof(scheme)/sizeof(scheme[0]),
+ host,
+ sizeof(host)/sizeof(host[0]),
+ path,
+ sizeof(path)/sizeof(path[0]),
+ &port)) {
+ fprintf(stderr,
+ "HTTPDownload::Download: InternetCrackUrl: error %d for %ws\n",
+ GetLastError(), url.c_str());
+ return false;
+ }
+
+ bool secure = false;
+ if (_wcsicmp(scheme, L"https") == 0) {
+ secure = true;
+ } else if (wcscmp(scheme, L"http") != 0) {
+ fprintf(stderr,
+ "HTTPDownload::Download: scheme must be http or https for %ws\n",
+ url.c_str());
+ return false;
+ }
+
+ AutoHttpHandle internet;
+ if (!http_client->Open(NULL, // user agent
+ HttpClient::ACCESS_TYPE_PRECONFIG,
+ NULL, // proxy name
+ NULL, // proxy bypass
+ internet.get_handle_addr())) {
+ fprintf(stderr,
+ "HTTPDownload::Download: Open: error %d for %ws\n",
+ GetLastError(), url.c_str());
+ return false;
+ }
+
+ AutoHttpHandle connection;
+ if (!http_client->Connect(internet.get(),
+ host,
+ port,
+ connection.get_handle_addr())) {
+ fprintf(stderr,
+ "HTTPDownload::Download: InternetConnect: error %d for %ws\n",
+ GetLastError(), url.c_str());
+ return false;
+ }
+
+ wstring request_string = path;
+ if (parameters) {
+ // TODO(mmentovai): escape bad characters in parameters instead of
+ // forbidding them.
+ if (!CheckParameters(parameters)) {
+ fprintf(stderr,
+ "HTTPDownload::Download: invalid characters in parameters\n");
+ return false;
+ }
+
+ bool added_parameter = false;
+ for (map<wstring, wstring>::const_iterator iterator = parameters->begin();
+ iterator != parameters->end();
+ ++iterator) {
+ request_string.append(added_parameter ? L"&" : L"?");
+ request_string.append(iterator->first);
+ request_string.append(L"=");
+ request_string.append(iterator->second);
+ added_parameter = true;
+ }
+ }
+
+ AutoHttpHandle request;
+ if (!http_client->OpenRequest(connection.get(),
+ L"GET",
+ request_string.c_str(),
+ NULL, // version
+ NULL, // referer
+ secure,
+ request.get_handle_addr())) {
+ fprintf(stderr,
+ "HttpClient::OpenRequest: error %d for %ws, request: %ws\n",
+ GetLastError(), url.c_str(), request_string.c_str());
+ return false;
+ }
+
+ if (!http_client->SendRequest(request.get(), NULL, 0)) {
+ fprintf(stderr,
+ "HttpClient::SendRequest: error %d for %ws\n",
+ GetLastError(), url.c_str());
+ return false;
+ }
+
+ if (!http_client->ReceiveResponse(request.get())) {
+ fprintf(stderr,
+ "HttpClient::ReceiveResponse: error %d for %ws\n",
+ GetLastError(), url.c_str());
+ return false;
+ }
+
+ int http_status = 0;
+ if (!http_client->GetHttpStatusCode(request.get(), &http_status)) {
+ fprintf(stderr,
+ "HttpClient::GetHttpStatusCode: error %d for %ws\n",
+ GetLastError(), url.c_str());
+ return false;
+ }
+ if (http_status != 200) {
+ fprintf(stderr,
+ "HTTPDownload::Download: HTTP status code %d for %ws\n",
+ http_status, url.c_str());
+ return false;
+ }
+
+ DWORD content_length = 0;
+ vector<char>::size_type buffer_size = 0;
+ http_client->GetContentLength(request.get(), &content_length);
+ if (content_length == HttpClient::kUnknownContentLength) {
+ buffer_size = kVectorChunkSize;
+ } else {
+ buffer_size = content_length;
+ }
+
+ if (content_length != 0) {
+ vector<char> response_buffer = vector<char>(buffer_size+1);
+ DWORD size_read;
+ DWORD total_read = 0;
+ bool read_result;
+ do {
+ if (content_length == HttpClient::kUnknownContentLength
+ && buffer_size == total_read) {
+ // The content length wasn't specified in the response header, so we
+ // have to keep growing the buffer until we're done reading.
+ buffer_size += kVectorChunkSize;
+ response_buffer.resize(buffer_size);
+ }
+ read_result = !!http_client->ReadData(
+ request.get(),
+ &response_buffer[total_read],
+ static_cast<DWORD>(buffer_size) - total_read,
+ &size_read);
+ total_read += size_read;
+ } while (read_result && (size_read != 0));
+
+ if (!read_result) {
+ fprintf(stderr,
+ "HttpClient::ReadData: error %d for %ws\n",
+ GetLastError(),
+ url.c_str());
+ return false;
+ } else if (size_read != 0) {
+ fprintf(stderr,
+ "HttpClient::ReadData: error %d/%d for %ws\n",
+ total_read,
+ content_length,
+ url.c_str());
+ return false;
+ }
+ content->assign(&response_buffer[0], total_read);
+ } else {
+ content->clear();
+ }
+ return true;
+}
+
+} // namespace crash
diff --git a/src/tools/windows/converter_exe/http_download.h b/src/tools/windows/converter_exe/http_download.h new file mode 100644 index 00000000..2d705d5e --- /dev/null +++ b/src/tools/windows/converter_exe/http_download.h @@ -0,0 +1,62 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef TOOLS_WINDOWS_CONVERTER_EXE_HTTP_DOWNLOAD_H_
+#define TOOLS_WINDOWS_CONVERTER_EXE_HTTP_DOWNLOAD_H_
+
+#include <map>
+#include <string>
+#include "tools/windows/converter_exe/winhttp_client.h"
+
+namespace crash {
+
+using std::map;
+using std::string;
+using std::wstring;
+
+class HTTPDownload {
+ public:
+ // Retrieves the resource located at |url|, a http or https URL, via WinInet.
+ // The request is fetched with GET request; the optional |parameters| are
+ // appended to the URL. Returns true on success, placing the content of the
+ // retrieved resource in |content|. Returns false on failure. HTTP status
+ // codes other than 200 cause Download to return false. If |status_code| is
+ // supplied, it will be set to the value of the HTTP status code, if an HTTP
+ // transaction occurs. If Download fails before a transaction can occur,
+ // |status_code| will be set to 0. Any failures will result in messages
+ // being printed to stderr.
+ static bool Download(const wstring &url,
+ const map<wstring, wstring> *parameters,
+ string *content, int *status_code);
+ private:
+ static HttpClient* CreateHttpClient(const wchar_t*);
+};
+
+} // namespace crash
+
+#endif // TOOLS_WINDOWS_CONVERTER_EXE_HTTP_DOWNLOAD_H_
diff --git a/src/tools/windows/converter_exe/missing_symbols_test.txt b/src/tools/windows/converter_exe/missing_symbols_test.txt new file mode 100644 index 00000000..251b4eca --- /dev/null +++ b/src/tools/windows/converter_exe/missing_symbols_test.txt @@ -0,0 +1,2 @@ +msctf.pdb|6A5BABB8E88644C696530BFE3C90F32F2|6.1.7600.16385|msctf.dll|4A5BDFAA109000
+imm32.pdb|98F27BA5AEE541ECBEE00CD03AD50FEE2|6.1.7600.16385|imm32.dll|4A5BDF402e000
diff --git a/src/tools/windows/converter_exe/symsrv.yes b/src/tools/windows/converter_exe/symsrv.yes new file mode 100644 index 00000000..1d01dda7 --- /dev/null +++ b/src/tools/windows/converter_exe/symsrv.yes @@ -0,0 +1,2 @@ +See breakpad/tools/windows/converter/ms_symbol_server_converter.h for a
+description of this file's function.
diff --git a/src/tools/windows/converter_exe/tokenizer.cc b/src/tools/windows/converter_exe/tokenizer.cc new file mode 100644 index 00000000..992694cd --- /dev/null +++ b/src/tools/windows/converter_exe/tokenizer.cc @@ -0,0 +1,61 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include <assert.h>
+
+#include "tools/windows/converter_exe/tokenizer.h"
+
+namespace crash {
+
+// static
+void Tokenizer::Tokenize(const string &delimiters, const string &input,
+ vector<string> *output) {
+ assert(output);
+ output->clear();
+
+ string::size_type position = 0; // Where to begin looking for a delimiter
+ string::size_type new_position; // Position of found delimiter
+ string token;
+
+ while ((new_position = input.find_first_of(delimiters, position)) !=
+ string::npos) {
+ token = input.substr(position, new_position - position);
+ output->push_back(token);
+
+ // Next time, begin looking right after this delimiter.
+ position = new_position + 1;
+ }
+
+ // There are no more delimiters in the string. Take everything from the
+ // final delimiter up to the end of the string as a token. This may be
+ // an empty string.
+ token = input.substr(position);
+ output->push_back(token);
+}
+
+} // namespace crash
diff --git a/src/tools/windows/converter_exe/tokenizer.h b/src/tools/windows/converter_exe/tokenizer.h new file mode 100644 index 00000000..f4bbcfd0 --- /dev/null +++ b/src/tools/windows/converter_exe/tokenizer.h @@ -0,0 +1,51 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef TOOLS_WINDOWS_CONVERTER_EXE_TOKENIZER_H_
+#define TOOLS_WINDOWS_CONVERTER_EXE_TOKENIZER_H_
+
+#include <string>
+#include <vector>
+
+namespace crash {
+
+using std::string;
+using std::vector;
+
+class Tokenizer {
+ public:
+ // Splits |input| into a series of tokens delimited in the input string by
+ // any of the characters in |delimiters|. The tokens are passed back in the
+ // |output| vector.
+ static void Tokenize(const string &delimiters, const string &input,
+ vector<string> *output);
+};
+
+} // namespace crash
+
+#endif // TOOLS_WINDOWS_CONVERTER_EXE_TOKENIZER_H_
diff --git a/src/tools/windows/converter_exe/winhttp_client.cc b/src/tools/windows/converter_exe/winhttp_client.cc new file mode 100644 index 00000000..8a8ade3b --- /dev/null +++ b/src/tools/windows/converter_exe/winhttp_client.cc @@ -0,0 +1,307 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "tools/windows/converter_exe/winhttp_client.h"
+
+#include <assert.h>
+#include <stdlib.h>
+#include <windows.h>
+#include <winhttp.h>
+#include <vector>
+
+namespace crash {
+
+namespace internal {
+
+// This class implements HttpClient based on WinInet APIs.
+class WinHttpClient : public HttpClient {
+ public:
+ virtual ~WinHttpClient() {}
+ virtual bool CrackUrl(const TCHAR* url,
+ DWORD flags,
+ TCHAR* scheme,
+ size_t scheme_buffer_length,
+ TCHAR* host,
+ size_t host_buffer_length,
+ TCHAR* uri,
+ size_t uri_buffer_length,
+ int* port) const;
+ virtual bool Open(const TCHAR* user_agent,
+ DWORD access_type,
+ const TCHAR* proxy_name,
+ const TCHAR* proxy_bypass,
+ HttpHandle* session_handle) const;
+ virtual bool Connect(HttpHandle session_handle,
+ const TCHAR* server,
+ int port,
+ HttpHandle* connection_handle) const;
+ virtual bool OpenRequest(HttpHandle connection_handle,
+ const TCHAR* verb,
+ const TCHAR* uri,
+ const TCHAR* version,
+ const TCHAR* referrer,
+ bool is_secure,
+ HttpHandle* request_handle) const;
+ virtual bool SendRequest(HttpHandle request_handle,
+ const TCHAR* headers,
+ DWORD headers_length) const;
+ virtual bool ReceiveResponse(HttpHandle request_handle) const;
+ virtual bool GetHttpStatusCode(HttpHandle request_handle,
+ int* status_code) const;
+ virtual bool GetContentLength(HttpHandle request_handle,
+ DWORD* content_length) const;
+ virtual bool ReadData(HttpHandle request_handle,
+ void* buffer,
+ DWORD buffer_length,
+ DWORD* bytes_read) const;
+ virtual bool Close(HttpHandle handle) const;
+
+ private:
+ static DWORD MapAccessType(DWORD access_type);
+ static HINTERNET ToHINTERNET(HttpHandle handle);
+ static HttpHandle FromHINTERNET(HINTERNET handle);
+};
+
+bool WinHttpClient::CrackUrl(const TCHAR* url,
+ DWORD flags,
+ TCHAR* scheme,
+ size_t scheme_buffer_length,
+ TCHAR* host,
+ size_t host_buffer_length,
+ TCHAR* uri,
+ size_t uri_buffer_length,
+ int* port) const {
+ assert(url);
+ assert(scheme);
+ assert(host);
+ assert(uri);
+ assert(port);
+
+ URL_COMPONENTS url_comp = {0};
+ url_comp.dwStructSize = sizeof(url_comp);
+ url_comp.lpszScheme = scheme;
+ url_comp.dwSchemeLength = static_cast<DWORD>(scheme_buffer_length);
+ url_comp.lpszHostName = host;
+ url_comp.dwHostNameLength = static_cast<DWORD>(host_buffer_length);
+ url_comp.lpszUrlPath = uri;
+ url_comp.dwUrlPathLength = static_cast<DWORD>(uri_buffer_length);
+
+ bool result = !!::WinHttpCrackUrl(url, 0, flags, &url_comp);
+ if (result) {
+ *port = static_cast<int>(url_comp.nPort);
+ }
+ return result;
+}
+
+bool WinHttpClient::Open(const TCHAR* user_agent,
+ DWORD access_type,
+ const TCHAR* proxy_name,
+ const TCHAR* proxy_bypass,
+ HttpHandle* session_handle) const {
+ *session_handle = FromHINTERNET(::WinHttpOpen(user_agent,
+ MapAccessType(access_type),
+ proxy_name,
+ proxy_bypass,
+ 0));
+
+ return !!(*session_handle);
+}
+
+bool WinHttpClient::Connect(HttpHandle session_handle,
+ const TCHAR* server,
+ int port,
+ HttpHandle* connection_handle) const {
+ assert(server);
+
+ // Uses NULL user name and password to connect.
+ *connection_handle = FromHINTERNET(::WinHttpConnect(
+ ToHINTERNET(session_handle),
+ server,
+ static_cast<INTERNET_PORT>(port),
+ NULL));
+ return !!(*connection_handle);
+}
+
+bool WinHttpClient::OpenRequest(HttpHandle connection_handle,
+ const TCHAR* verb,
+ const TCHAR* uri,
+ const TCHAR* version,
+ const TCHAR* referrer,
+ bool is_secure,
+ HttpHandle* request_handle) const {
+ assert(connection_handle);
+ assert(verb);
+ assert(uri);
+ assert(request_handle);
+
+ *request_handle = FromHINTERNET(::WinHttpOpenRequest(
+ ToHINTERNET(connection_handle),
+ verb,
+ uri,
+ version,
+ referrer,
+ WINHTTP_DEFAULT_ACCEPT_TYPES,
+ is_secure ? WINHTTP_FLAG_SECURE : 0));
+ return !!(*request_handle);
+}
+
+bool WinHttpClient::SendRequest(HttpHandle request_handle,
+ const TCHAR* headers,
+ DWORD headers_length) const {
+ assert(request_handle);
+
+ return !!::WinHttpSendRequest(ToHINTERNET(request_handle),
+ headers,
+ headers_length,
+ NULL,
+ 0,
+ WINHTTP_IGNORE_REQUEST_TOTAL_LENGTH,
+ NULL);
+}
+
+bool WinHttpClient::ReceiveResponse(HttpHandle request_handle) const {
+ assert(request_handle);
+
+ return !!::WinHttpReceiveResponse(ToHINTERNET(request_handle), NULL);
+}
+
+bool WinHttpClient::GetHttpStatusCode(HttpHandle request_handle,
+ int* status_code) const {
+ TCHAR http_status_string[4] = {0};
+ DWORD http_status_string_size = sizeof(http_status_string);
+ if (!::WinHttpQueryHeaders(ToHINTERNET(request_handle),
+ WINHTTP_QUERY_STATUS_CODE,
+ WINHTTP_HEADER_NAME_BY_INDEX,
+ static_cast<void *>(&http_status_string),
+ &http_status_string_size, 0)) {
+ return false;
+ }
+
+ *status_code = static_cast<DWORD>(_tcstol(http_status_string, NULL, 10));
+ return true;
+}
+
+bool WinHttpClient::GetContentLength(HttpHandle request_handle,
+ DWORD* content_length) const {
+ assert(request_handle);
+ assert(content_length);
+
+ TCHAR content_length_string[11] = {0};
+ DWORD content_length_string_size = sizeof(content_length_string);
+ if (!::WinHttpQueryHeaders(ToHINTERNET(request_handle),
+ WINHTTP_QUERY_CONTENT_LENGTH,
+ WINHTTP_HEADER_NAME_BY_INDEX,
+ static_cast<void *>(&content_length_string),
+ &content_length_string_size, 0)) {
+ *content_length = kUnknownContentLength;
+ } else {
+ *content_length =
+ static_cast<DWORD>(wcstol(content_length_string, NULL, 10));
+ }
+ return true;
+}
+
+bool WinHttpClient::ReadData(HttpHandle request_handle,
+ void* buffer,
+ DWORD buffer_length,
+ DWORD* bytes_read) const {
+ assert(request_handle);
+ assert(buffer);
+ assert(bytes_read);
+
+ DWORD bytes_read_local = 0;
+ if (!::WinHttpReadData(ToHINTERNET(request_handle),
+ buffer,
+ buffer_length,
+ &bytes_read_local)) {
+ return false;
+ }
+ *bytes_read = bytes_read_local;
+ return true;
+}
+
+bool WinHttpClient::Close(HttpHandle handle) const {
+ assert(handle);
+ return !!::WinHttpCloseHandle(ToHINTERNET(handle));
+}
+
+DWORD WinHttpClient::MapAccessType(DWORD access_type) {
+ switch (static_cast<AccessType>(access_type)) {
+ case ACCESS_TYPE_PRECONFIG:
+ default:
+ return WINHTTP_ACCESS_TYPE_DEFAULT_PROXY;
+ case ACCESS_TYPE_DIRECT:
+ return WINHTTP_ACCESS_TYPE_NO_PROXY;
+ case ACCESS_TYPE_PROXY:
+ return WINHTTP_ACCESS_TYPE_NAMED_PROXY;
+ }
+}
+
+
+HINTERNET WinHttpClient::ToHINTERNET(HttpHandle handle) {
+ return static_cast<HINTERNET>(handle);
+}
+
+HttpHandle WinHttpClient::FromHINTERNET(HINTERNET handle) {
+ return static_cast<HttpHandle>(handle);
+}
+
+} // namespace internal
+
+HttpClient* CreateWinHttpClient(const TCHAR* url) {
+ assert(url);
+
+ internal::WinHttpClient winhttp;
+ wchar_t scheme[16] = {0};
+ wchar_t host[256] = {0};
+ wchar_t path[256] = {0};
+ int port = 0;
+
+ if (!winhttp.CrackUrl(url,
+ 0,
+ scheme,
+ sizeof(scheme)/sizeof(scheme[0]),
+ host,
+ sizeof(host)/sizeof(host[0]),
+ path,
+ sizeof(path)/sizeof(path[0]),
+ &port)) {
+ return NULL;
+ }
+
+ if (_wcsicmp(scheme, L"https") == 0) {
+ // Winhttp under WINE doesn't support wildcard certificates, so avoid
+ // to use it if the scheme is https. The caller should fall back to
+ // use wininet if NULL is returned.
+ return NULL;
+ }
+
+ return new internal::WinHttpClient();
+}
+
+} // namespace crash
diff --git a/src/tools/windows/converter_exe/winhttp_client.h b/src/tools/windows/converter_exe/winhttp_client.h new file mode 100644 index 00000000..819d610f --- /dev/null +++ b/src/tools/windows/converter_exe/winhttp_client.h @@ -0,0 +1,40 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef TOOLS_WINDOWS_CONVERTER_EXE_WINHTTP_CLIENT_H_
+#define TOOLS_WINDOWS_CONVERTER_EXE_WINHTTP_CLIENT_H_
+
+#include "tools/windows/converter_exe/http_client.h"
+
+namespace crash {
+
+HttpClient* CreateWinHttpClient(const TCHAR* url);
+
+} // namespace crash
+
+#endif // TOOLS_WINDOWS_CONVERTER_EXE_WINHTTP_CLIENT_H_
diff --git a/src/tools/windows/converter_exe/wininet_client.cc b/src/tools/windows/converter_exe/wininet_client.cc new file mode 100644 index 00000000..3e542db2 --- /dev/null +++ b/src/tools/windows/converter_exe/wininet_client.cc @@ -0,0 +1,278 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "tools/windows/converter_exe/wininet_client.h"
+
+#include <assert.h>
+#include <stdlib.h>
+#include <windows.h>
+#include <wininet.h>
+
+namespace crash {
+
+namespace internal {
+
+// This class implements HttpClient based on WinInet APIs.
+class WinInetClient : public HttpClient {
+ public:
+ virtual ~WinInetClient() {}
+ virtual bool CrackUrl(const TCHAR* url,
+ DWORD flags,
+ TCHAR* scheme,
+ size_t scheme_buffer_length,
+ TCHAR* host,
+ size_t host_buffer_length,
+ TCHAR* uri,
+ size_t uri_buffer_length,
+ int* port) const;
+ virtual bool Open(const TCHAR* user_agent,
+ DWORD access_type,
+ const TCHAR* proxy_name,
+ const TCHAR* proxy_bypass,
+ HttpHandle* session_handle) const;
+ virtual bool Connect(HttpHandle session_handle,
+ const TCHAR* server,
+ int port,
+ HttpHandle* connection_handle) const;
+ virtual bool OpenRequest(HttpHandle connection_handle,
+ const TCHAR* verb,
+ const TCHAR* uri,
+ const TCHAR* version,
+ const TCHAR* referrer,
+ bool is_secure,
+ HttpHandle* request_handle) const;
+ virtual bool SendRequest(HttpHandle request_handle,
+ const TCHAR* headers,
+ DWORD headers_length) const;
+ virtual bool ReceiveResponse(HttpHandle request_handle) const;
+ virtual bool GetHttpStatusCode(HttpHandle request_handle,
+ int* status_code) const;
+ virtual bool GetContentLength(HttpHandle request_handle,
+ DWORD* content_length) const;
+ virtual bool ReadData(HttpHandle request_handle,
+ void* buffer,
+ DWORD buffer_length,
+ DWORD* bytes_read) const;
+ virtual bool Close(HttpHandle handle) const;
+
+ private:
+ static DWORD MapAccessType(DWORD access_type);
+ static HINTERNET ToHINTERNET(HttpHandle handle);
+ static HttpHandle FromHINTERNET(HINTERNET handle);
+};
+
+bool WinInetClient::CrackUrl(const TCHAR* url,
+ DWORD flags,
+ TCHAR* scheme,
+ size_t scheme_buffer_length,
+ TCHAR* host,
+ size_t host_buffer_length,
+ TCHAR* uri,
+ size_t uri_buffer_length,
+ int* port) const {
+ assert(url);
+ assert(scheme);
+ assert(host);
+ assert(uri);
+ assert(port);
+
+ URL_COMPONENTS url_comp = {0};
+ url_comp.dwStructSize = sizeof(url_comp);
+ url_comp.lpszScheme = scheme;
+ url_comp.dwSchemeLength = static_cast<DWORD>(scheme_buffer_length);
+ url_comp.lpszHostName = host;
+ url_comp.dwHostNameLength = static_cast<DWORD>(host_buffer_length);
+ url_comp.lpszUrlPath = uri;
+ url_comp.dwUrlPathLength = static_cast<DWORD>(uri_buffer_length);
+
+ bool result = !!::InternetCrackUrl(url, 0, flags, &url_comp);
+ if (result) {
+ *port = static_cast<int>(url_comp.nPort);
+ }
+ return result;
+}
+
+bool WinInetClient::Open(const TCHAR* user_agent,
+ DWORD access_type,
+ const TCHAR* proxy_name,
+ const TCHAR* proxy_bypass,
+ HttpHandle* session_handle) const {
+ *session_handle = FromHINTERNET(::InternetOpen(user_agent,
+ MapAccessType(access_type),
+ proxy_name,
+ proxy_bypass,
+ 0));
+ return !!(*session_handle);
+}
+
+bool WinInetClient::Connect(HttpHandle session_handle,
+ const TCHAR* server,
+ int port,
+ HttpHandle* connection_handle) const {
+ assert(server);
+
+ // Uses NULL user name and password to connect. Always uses http service.
+ *connection_handle = FromHINTERNET(::InternetConnect(
+ ToHINTERNET(session_handle),
+ server,
+ static_cast<INTERNET_PORT>(port),
+ NULL,
+ NULL,
+ INTERNET_SERVICE_HTTP,
+ 0,
+ 0));
+ return !!(*connection_handle);
+}
+
+bool WinInetClient::OpenRequest(HttpHandle connection_handle,
+ const TCHAR* verb,
+ const TCHAR* uri,
+ const TCHAR* version,
+ const TCHAR* referrer,
+ bool is_secure,
+ HttpHandle* request_handle) const {
+ assert(connection_handle);
+ assert(verb);
+ assert(uri);
+
+ *request_handle = FromHINTERNET(::HttpOpenRequest(
+ ToHINTERNET(connection_handle),
+ verb,
+ uri,
+ version,
+ referrer,
+ NULL,
+ is_secure ? INTERNET_FLAG_SECURE : 0,
+ NULL));
+ return !!(*request_handle);
+}
+
+bool WinInetClient::SendRequest(HttpHandle request_handle,
+ const TCHAR* headers,
+ DWORD headers_length) const {
+ assert(request_handle);
+
+ return !!::HttpSendRequest(ToHINTERNET(request_handle),
+ headers,
+ headers_length,
+ NULL,
+ 0);
+}
+
+bool WinInetClient::ReceiveResponse(HttpHandle) const {
+ return true;
+}
+
+bool WinInetClient::GetHttpStatusCode(HttpHandle request_handle,
+ int* status_code) const {
+ assert(request_handle);
+
+ TCHAR http_status_string[4] = {0};
+ DWORD http_status_string_size = sizeof(http_status_string);
+ if (!::HttpQueryInfo(ToHINTERNET(request_handle),
+ HTTP_QUERY_STATUS_CODE,
+ static_cast<void *>(&http_status_string),
+ &http_status_string_size,
+ 0)) {
+ return false;
+ }
+
+ *status_code = _tcstol(http_status_string, NULL, 10);
+ return true;
+}
+
+bool WinInetClient::GetContentLength(HttpHandle request_handle,
+ DWORD* content_length) const {
+ assert(request_handle);
+ assert(content_length);
+
+ TCHAR content_length_string[11];
+ DWORD content_length_string_size = sizeof(content_length_string);
+ if (!::HttpQueryInfo(ToHINTERNET(request_handle),
+ HTTP_QUERY_CONTENT_LENGTH,
+ static_cast<void *>(&content_length_string),
+ &content_length_string_size,
+ 0)) {
+ *content_length = kUnknownContentLength;
+ } else {
+ *content_length = wcstol(content_length_string, NULL, 10);
+ }
+ return true;
+}
+
+bool WinInetClient::ReadData(HttpHandle request_handle,
+ void* buffer,
+ DWORD buffer_length,
+ DWORD* bytes_read) const {
+ assert(request_handle);
+ assert(buffer);
+ assert(bytes_read);
+
+ DWORD bytes_read_local = 0;
+ if (!::InternetReadFile(ToHINTERNET(request_handle),
+ buffer,
+ buffer_length,
+ &bytes_read_local)) {
+ return false;
+ }
+ *bytes_read = bytes_read_local;
+ return true;
+}
+
+bool WinInetClient::Close(HttpHandle handle) const {
+ assert(handle);
+ return !!::InternetCloseHandle(ToHINTERNET(handle));
+}
+
+DWORD WinInetClient::MapAccessType(DWORD access_type) {
+ switch (static_cast<AccessType>(access_type)) {
+ case ACCESS_TYPE_PRECONFIG:
+ default:
+ return INTERNET_OPEN_TYPE_PRECONFIG;
+ case ACCESS_TYPE_DIRECT:
+ return INTERNET_OPEN_TYPE_DIRECT;
+ case ACCESS_TYPE_PROXY:
+ return INTERNET_OPEN_TYPE_PROXY;
+ }
+}
+
+HINTERNET WinInetClient::ToHINTERNET(HttpHandle handle) {
+ return static_cast<HINTERNET>(handle);
+}
+
+HttpHandle WinInetClient::FromHINTERNET(HINTERNET handle) {
+ return static_cast<HttpHandle>(handle);
+}
+
+} // namespace internal
+
+HttpClient* CreateWinInetClient(const TCHAR*) {
+ return new internal::WinInetClient();
+}
+
+} // namespace crash
diff --git a/src/tools/windows/converter_exe/wininet_client.h b/src/tools/windows/converter_exe/wininet_client.h new file mode 100644 index 00000000..bd04b605 --- /dev/null +++ b/src/tools/windows/converter_exe/wininet_client.h @@ -0,0 +1,40 @@ +// Copyright 2019 Google Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// 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
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef TOOLS_WINDOWS_CONVERTER_EXE_WININET_CLIENT_H_
+#define TOOLS_WINDOWS_CONVERTER_EXE_WININET_CLIENT_H_
+
+#include "tools/windows/converter_exe/http_client.h"
+
+namespace crash {
+
+HttpClient* CreateWinInetClient(const TCHAR* url);
+
+} // namespace crash
+
+#endif // TOOLS_WINDOWS_CONVERTER_EXE_WININET_CLIENT_H_
diff --git a/src/tools/windows/tools_windows.gyp b/src/tools/windows/tools_windows.gyp index cc0da728..17b88b4a 100644 --- a/src/tools/windows/tools_windows.gyp +++ b/src/tools/windows/tools_windows.gyp @@ -37,6 +37,7 @@ 'type': 'none', 'dependencies': [ './converter/ms_symbol_server_converter.gyp:*', + './converter_exe/converter.gyp:*', './dump_syms/dump_syms.gyp:*', './symupload/symupload.gyp:*', ], |