diff options
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/client/solaris/handler/solaris_lwp.h')
| -rw-r--r-- | toolkit/crashreporter/google-breakpad/src/client/solaris/handler/solaris_lwp.h | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/client/solaris/handler/solaris_lwp.h b/toolkit/crashreporter/google-breakpad/src/client/solaris/handler/solaris_lwp.h deleted file mode 100644 index 0914cfcd8..000000000 --- a/toolkit/crashreporter/google-breakpad/src/client/solaris/handler/solaris_lwp.h +++ /dev/null @@ -1,160 +0,0 @@ -// Copyright (c) 2007, 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. - -// Author: Alfred Peng - -#ifndef CLIENT_SOLARIS_HANDLER_SOLARIS_LWP_H__ -#define CLIENT_SOLARIS_HANDLER_SOLARIS_LWP_H__ - -#if defined(sparc) || defined(__sparc) -#define TARGET_CPU_SPARC 1 -#elif defined(i386) || defined(__i386) -#define TARGET_CPU_X86 1 -#else -#error "cannot determine cpu type" -#endif - -#include <signal.h> -#include <stdint.h> -#include <sys/user.h> -#include <ucontext.h> - -#ifndef _KERNEL -#define _KERNEL -#define MUST_UNDEF_KERNEL -#endif // _KERNEL -#include <sys/procfs.h> -#ifdef MUST_UNDEF_KERNEL -#undef _KERNEL -#undef MUST_UNDEF_KERNEL -#endif // MUST_UNDEF_KERNEL - -namespace google_breakpad { - -// Max module path name length. -static const int kMaxModuleNameLength = 256; - -// Holding infomaton about a module in the process. -struct ModuleInfo { - char name[kMaxModuleNameLength]; - uintptr_t start_addr; - int size; -}; - -// A callback to run when getting a lwp in the process. -// Return true will go on to the next lwp while return false will stop the -// iteration. -typedef bool (*LwpCallback)(lwpstatus_t* lsp, void *context); - -// A callback to run when a new module is found in the process. -// Return true will go on to the next module while return false will stop the -// iteration. -typedef bool (*ModuleCallback)(const ModuleInfo &module_info, void *context); - -// A callback to run when getting a lwpid in the process. -// Return true will go on to the next lwp while return false will stop the -// iteration. -typedef bool (*LwpidCallback)(int lwpid, void *context); - -// Holding the callback information. -template<class CallbackFunc> -struct CallbackParam { - // Callback function address. - CallbackFunc call_back; - // Callback context; - void *context; - - CallbackParam() : call_back(NULL), context(NULL) { - } - - CallbackParam(CallbackFunc func, void *func_context) : - call_back(func), context(func_context) { - } -}; - -/////////////////////////////////////////////////////////////////////////////// - -// -// SolarisLwp -// -// Provides handy support for operation on Solaris lwps. -// It uses proc file system to get lwp information. -// -// TODO(Alfred): Currently it only supports x86. Add SPARC support. -// -class SolarisLwp { - public: - // Create a SolarisLwp instance to list all the lwps in a process. - explicit SolarisLwp(int pid); - ~SolarisLwp(); - - int getpid() const { return this->pid_; } - - // Control all the lwps in the process. - // Return the number of suspended/resumed lwps in the process. - // Return -1 means failed to control lwps. - int ControlAllLwps(bool suspend); - - // Get the count of lwps in the process. - // Return -1 means error. - int GetLwpCount() const; - - // Iterate the lwps of process. - // Whenever there is a lwp found, the callback will be invoked to process - // the information. - // Return the callback return value or -1 on error. - int Lwp_iter_all(int pid, CallbackParam<LwpCallback> *callback_param) const; - - // Get the module count of the current process. - int GetModuleCount() const; - - // Get the mapped modules in the address space. - // Whenever a module is found, the callback will be invoked to process the - // information. - // Return how may modules are found. - int ListModules(CallbackParam<ModuleCallback> *callback_param) const; - - // Get the bottom of the stack from esp. - uintptr_t GetLwpStackBottom(uintptr_t current_esp) const; - - // Finds a signal context on the stack given the ebp of our signal handler. - bool FindSigContext(uintptr_t sighandler_ebp, ucontext_t **sig_ctx); - - private: - // Check if the address is a valid virtual address. - bool IsAddressMapped(uintptr_t address) const; - - private: - // The pid of the process we are listing lwps. - int pid_; -}; - -} // namespace google_breakpad - -#endif // CLIENT_SOLARIS_HANDLER_SOLARIS_LWP_H__ |