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Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/linux/tests/crash_generator.h')
-rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/linux/tests/crash_generator.h | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/linux/tests/crash_generator.h b/toolkit/crashreporter/google-breakpad/src/common/linux/tests/crash_generator.h deleted file mode 100644 index 7e2fcbf98..000000000 --- a/toolkit/crashreporter/google-breakpad/src/common/linux/tests/crash_generator.h +++ /dev/null @@ -1,117 +0,0 @@ -// Copyright (c) 2011, 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. - -// crash_generator.h: Define the google_breakpad::CrashGenerator class, -// which is used to generate a crash (and a core dump file) for testing. - -#ifndef COMMON_LINUX_TESTS_CRASH_GENERATOR_H_ -#define COMMON_LINUX_TESTS_CRASH_GENERATOR_H_ - -#include <sys/resource.h> - -#include <string> - -#include "common/tests/auto_tempdir.h" -#include "common/using_std_string.h" - -namespace google_breakpad { - -// A utility class for generating a crash (and a core dump file) for -// testing. It creates a child process with the specified number of -// threads, which is then termainated by the specified signal. A core -// dump file is expected to be created upon the termination of the child -// process, which can then be used for testing code that processes core -// dump files. -class CrashGenerator { - public: - CrashGenerator(); - - ~CrashGenerator(); - - // Returns true if a core dump file named 'core' will be generated in - // the current directory for a test that produces a crash by checking - // if /proc/sys/kernel/core_pattern has the default value 'core'. - bool HasDefaultCorePattern() const; - - // Returns the expected path of the core dump file. - string GetCoreFilePath() const; - - // Returns the directory of a copy of proc files of the child process. - string GetDirectoryOfProcFilesCopy() const; - - // Creates a crash (and a core dump file) by creating a child process with - // |num_threads| threads, and the terminating the child process by sending - // a signal with number |crash_signal| to the |crash_thread|-th thread. - // Returns true on success. - bool CreateChildCrash(unsigned num_threads, unsigned crash_thread, - int crash_signal, pid_t* child_pid); - - // Returns the thread ID of the |index|-th thread in the child process. - // This method does not validate |index|. - pid_t GetThreadId(unsigned index) const; - - private: - // Copies the following proc files of the process with |pid| to the directory - // at |path|: auxv, cmdline, environ, maps, status - // The directory must have been created. Returns true on success. - bool CopyProcFiles(pid_t pid, const char* path) const; - - // Creates |num_threads| threads in the child process. - void CreateThreadsInChildProcess(unsigned num_threads); - - // Sets the maximum size of core dump file (both the soft and hard limit) - // to |limit| bytes. Returns true on success. - bool SetCoreFileSizeLimit(rlim_t limit) const; - - // Creates a shared memory of |memory_size| bytes for communicating thread - // IDs between the parent and child process. Returns true on success. - bool MapSharedMemory(size_t memory_size); - - // Releases any shared memory created by MapSharedMemory(). Returns true on - // success. - bool UnmapSharedMemory(); - - // Returns the pointer to the thread ID of the |index|-th thread in the child - // process. This method does not validate |index|. - pid_t* GetThreadIdPointer(unsigned index); - - // Temporary directory in which a core file is generated. - AutoTempDir temp_dir_; - - // Shared memory for communicating thread IDs between the parent and - // child process. - void* shared_memory_; - - // Number of bytes mapped for |shared_memory_|. - size_t shared_memory_size_; -}; - -} // namespace google_breakpad - -#endif // COMMON_LINUX_TESTS_CRASH_GENERATOR_H_ |