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Diffstat (limited to 'toolkit/crashreporter/breakpad-client/windows/sender/crash_report_sender.h')
-rw-r--r-- | toolkit/crashreporter/breakpad-client/windows/sender/crash_report_sender.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/toolkit/crashreporter/breakpad-client/windows/sender/crash_report_sender.h b/toolkit/crashreporter/breakpad-client/windows/sender/crash_report_sender.h new file mode 100644 index 0000000000..02b5f4fe49 --- /dev/null +++ b/toolkit/crashreporter/breakpad-client/windows/sender/crash_report_sender.h @@ -0,0 +1,122 @@ +// Copyright (c) 2006, 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 CLIENT_WINDOWS_SENDER_CRASH_REPORT_SENDER_H__ +#define CLIENT_WINDOWS_SENDER_CRASH_REPORT_SENDER_H__ + +// CrashReportSender is a "static" class which provides an API to upload +// crash reports via HTTP(S). A crash report is formatted as a multipart POST +// request, which contains a set of caller-supplied string key/value pairs, +// and a minidump file to upload. +// +// To use this library in your project, you will need to link against +// wininet.lib. + +#pragma warning(push) +// Disable exception handler warnings. +#pragma warning(disable : 4530) + +#include <map> +#include <string> + +namespace google_breakpad { + +using std::map; +using std::string; +using std::wstring; + +typedef enum { + RESULT_FAILED = 0, // Failed to communicate with the server; try later. + RESULT_REJECTED, // Successfully sent the crash report, but the + // server rejected it; don't resend this report. + RESULT_SUCCEEDED, // The server accepted the crash report. + RESULT_THROTTLED // No attempt was made to send the crash report, because + // we exceeded the maximum reports per day. +} ReportResult; + +class CrashReportSender { + public: + // Initializes a CrashReportSender instance. + // If checkpoint_file is non-empty, breakpad will persist crash report + // state to this file. A checkpoint file is required for + // set_max_reports_per_day() to function properly. + explicit CrashReportSender(const wstring& checkpoint_file); + ~CrashReportSender() {} + + // Sets the maximum number of crash reports that will be sent in a 24-hour + // period. This uses the state persisted to the checkpoint file. + // The default value of -1 means that there is no limit on reports sent. + void set_max_reports_per_day(int reports) { max_reports_per_day_ = reports; } + + int max_reports_per_day() const { return max_reports_per_day_; } + + // Sends the specified files, along with the map of + // name value pairs, as a multipart POST request to the given URL. + // Parameters are specified as a JSON-encoded string in |parameters|. + // Only HTTP(S) URLs are currently supported. The return value indicates + // the result of the operation (see above for possible results). + // If report_code is non-NULL and the report is sent successfully (that is, + // the return value is RESULT_SUCCEEDED), a code uniquely identifying the + // report will be returned in report_code. + // (Otherwise, report_code will be unchanged.) + ReportResult SendCrashReport(const wstring& url, const string& parameters, + const map<wstring, wstring>& files, + wstring* report_code); + + private: + // Reads persistent state from a checkpoint file. + void ReadCheckpoint(FILE* fd); + + // Called when a new report has been sent, to update the checkpoint state. + void ReportSent(int today); + + // Returns today's date (UTC) formatted as YYYYMMDD. + int GetCurrentDate() const; + + // Opens the checkpoint file with the specified mode. + // Returns zero on success, or an error code on failure. + int OpenCheckpointFile(const wchar_t* mode, FILE** fd); + + wstring checkpoint_file_; + int max_reports_per_day_; + // The last date on which we sent a report, expressed as YYYYMMDD. + int last_sent_date_; + // Number of reports sent on last_sent_date_ + int reports_sent_; + + // Disallow copy constructor and operator= + explicit CrashReportSender(const CrashReportSender&); + void operator=(const CrashReportSender&); +}; + +} // namespace google_breakpad + +#pragma warning(pop) + +#endif // CLIENT_WINDOWS_SENDER_CRASH_REPORT_SENDER_H__ |