From 066d09538f8c6c231c22fe89a4fe278e0e05acea Mon Sep 17 00:00:00 2001 From: "mark@chromium.org" Date: Fri, 10 Aug 2012 15:41:19 +0000 Subject: Make ExceptionHandler::HandleSignal() public. Patch by Alexander Potapenko Review URL: https://codereview.appspot.com/6461052/ git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1008 4c0a9323-5329-0410-9bdc-e9ce6186880e --- src/client/linux/handler/exception_handler.cc | 10 ++++++++++ src/client/linux/handler/exception_handler.h | 2 ++ 2 files changed, 12 insertions(+) (limited to 'src/client/linux') diff --git a/src/client/linux/handler/exception_handler.cc b/src/client/linux/handler/exception_handler.cc index 73c3bdfb..61dc2a1a 100644 --- a/src/client/linux/handler/exception_handler.cc +++ b/src/client/linux/handler/exception_handler.cc @@ -323,6 +323,16 @@ bool ExceptionHandler::HandleSignal(int sig, siginfo_t* info, void* uc) { return GenerateDump(&context); } +// This is a public interface to HandleSignal that allows the client to +// generate a crash dump. This function may run in a compromised context. +bool ExceptionHandler::SimulateSignalDelivery(int sig) { + siginfo_t siginfo; + my_memset(&siginfo, 0, sizeof(siginfo_t)); + struct ucontext context; + getcontext(&context); + return HandleSignal(sig, &siginfo, &context); +} + // This function may run in a compromised context: see the top of the file. bool ExceptionHandler::GenerateDump(CrashContext *context) { if (IsOutOfProcess()) diff --git a/src/client/linux/handler/exception_handler.h b/src/client/linux/handler/exception_handler.h index c339b7dd..f66b8270 100644 --- a/src/client/linux/handler/exception_handler.h +++ b/src/client/linux/handler/exception_handler.h @@ -193,6 +193,8 @@ class ExceptionHandler { size_t mapping_size, size_t file_offset); + // Force signal handling for the specified signal. + bool SimulateSignalDelivery(int sig); private: bool InstallHandlers(); void UninstallHandlers(); -- cgit v1.2.1