| //===-- ThreadElfCore.h ----------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef liblldb_ThreadElfCore_h_ |
| #define liblldb_ThreadElfCore_h_ |
| |
| #include <string> |
| |
| #include "lldb/Target/Thread.h" |
| #include "lldb/Core/DataExtractor.h" |
| |
| struct compat_timeval |
| { |
| int64_t tv_sec; |
| int32_t tv_usec; |
| }; |
| |
| // PRSTATUS structure's size differs based on architecture. |
| // Currently parsing done only for x86-64 architecture by |
| // simply reading data from the buffer. |
| // The following macros are used to specify the size. |
| // Calculating size using sizeof() wont work because of padding. |
| #define ELFLINUXPRSTATUS64_SIZE (112) |
| #define ELFLINUXPRPSINFO64_SIZE (132) |
| |
| #undef si_signo |
| #undef si_code |
| #undef si_errno |
| |
| struct ELFLinuxPrStatus |
| { |
| int32_t si_signo; |
| int32_t si_code; |
| int32_t si_errno; |
| |
| int16_t pr_cursig; |
| |
| uint64_t pr_sigpend; |
| uint64_t pr_sighold; |
| |
| uint32_t pr_pid; |
| uint32_t pr_ppid; |
| uint32_t pr_pgrp; |
| uint32_t pr_sid; |
| |
| compat_timeval pr_utime; |
| compat_timeval pr_stime; |
| compat_timeval pr_cutime; |
| compat_timeval pr_cstime; |
| |
| ELFLinuxPrStatus(); |
| |
| bool |
| Parse(lldb_private::DataExtractor &data, lldb_private::ArchSpec &arch); |
| |
| static size_t |
| GetSize(lldb_private::ArchSpec &arch) |
| { |
| switch(arch.GetCore()) |
| { |
| case lldb_private::ArchSpec::eCore_x86_64_x86_64: |
| return ELFLINUXPRSTATUS64_SIZE; |
| default: |
| return 0; |
| } |
| } |
| }; |
| |
| struct ELFLinuxPrPsInfo |
| { |
| char pr_state; |
| char pr_sname; |
| char pr_zomb; |
| char pr_nice; |
| uint64_t pr_flag; |
| uint32_t pr_uid; |
| uint32_t pr_gid; |
| int32_t pr_pid; |
| int32_t pr_ppid; |
| int32_t pr_pgrp; |
| int32_t pr_sid; |
| char pr_fname[16]; |
| char pr_psargs[80]; |
| |
| ELFLinuxPrPsInfo(); |
| |
| bool |
| Parse(lldb_private::DataExtractor &data, lldb_private::ArchSpec &arch); |
| |
| static size_t |
| GetSize(lldb_private::ArchSpec &arch) |
| { |
| switch(arch.GetCore()) |
| { |
| case lldb_private::ArchSpec::eCore_x86_64_x86_64: |
| return ELFLINUXPRPSINFO64_SIZE; |
| default: |
| return 0; |
| } |
| } |
| |
| }; |
| |
| struct ThreadData |
| { |
| lldb_private::DataExtractor gpregset; |
| lldb_private::DataExtractor fpregset; |
| int signo; |
| std::string name; |
| }; |
| |
| class ThreadElfCore : public lldb_private::Thread |
| { |
| public: |
| ThreadElfCore (lldb_private::Process &process, lldb::tid_t tid, |
| const ThreadData &td); |
| |
| virtual |
| ~ThreadElfCore (); |
| |
| virtual void |
| RefreshStateAfterStop(); |
| |
| virtual lldb::RegisterContextSP |
| GetRegisterContext (); |
| |
| virtual lldb::RegisterContextSP |
| CreateRegisterContextForFrame (lldb_private::StackFrame *frame); |
| |
| virtual void |
| ClearStackFrames (); |
| |
| static bool |
| ThreadIDIsValid (lldb::tid_t thread) |
| { |
| return thread != 0; |
| } |
| |
| virtual const char * |
| GetName () |
| { |
| if (m_thread_name.empty()) |
| return NULL; |
| return m_thread_name.c_str(); |
| } |
| |
| void |
| SetName (const char *name) |
| { |
| if (name && name[0]) |
| m_thread_name.assign (name); |
| else |
| m_thread_name.clear(); |
| } |
| |
| protected: |
| //------------------------------------------------------------------ |
| // Member variables. |
| //------------------------------------------------------------------ |
| std::string m_thread_name; |
| lldb::RegisterContextSP m_thread_reg_ctx_sp; |
| |
| int m_signo; |
| |
| lldb_private::DataExtractor m_gpregset_data; |
| lldb_private::DataExtractor m_fpregset_data; |
| |
| virtual bool CalculateStopInfo(); |
| |
| }; |
| |
| #endif // liblldb_ThreadElfCore_h_ |