diff options
Diffstat (limited to 'lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h')
| -rw-r--r-- | lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h | 237 |
1 files changed, 17 insertions, 220 deletions
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h index dbd1bd0e32b..858f67c6534 100644 --- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h +++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h @@ -18,10 +18,7 @@ // Other libraries and framework includes // Project includes #include "lldb/lldb-private.h" -#include "lldb/Core/ArchSpec.h" #include "lldb/Core/Communication.h" -#include "lldb/Core/ConstString.h" -#include "lldb/Core/Error.h" #include "lldb/Core/Listener.h" #include "lldb/Host/Mutex.h" #include "lldb/Host/Predicate.h" @@ -30,8 +27,7 @@ class ProcessGDBRemote; -class GDBRemoteCommunication : - public lldb_private::Communication +class GDBRemoteCommunication : public lldb_private::Communication { public: enum @@ -41,7 +37,7 @@ public: //------------------------------------------------------------------ // Constructors and Destructors //------------------------------------------------------------------ - GDBRemoteCommunication(); + GDBRemoteCommunication(const char *comm_name, const char *listener_name); virtual ~GDBRemoteCommunication(); @@ -53,23 +49,6 @@ public: SendPacket (const char *payload, size_t payload_length); - size_t - SendPacketAndWaitForResponse (const char *send_payload, - StringExtractorGDBRemote &response, - bool send_async); - - size_t - SendPacketAndWaitForResponse (const char *send_payload, - size_t send_length, - StringExtractorGDBRemote &response, - bool send_async); - - lldb::StateType - SendContinuePacketAndWaitForResponse (ProcessGDBRemote *process, - const char *packet_payload, - size_t packet_length, - StringExtractorGDBRemote &response); - // Wait for a packet within 'nsec' seconds size_t WaitForPacket (StringExtractorGDBRemote &response, @@ -90,24 +69,11 @@ public: size_t SendNack (); - char CalculcateChecksum (const char *payload, size_t payload_length); bool - GetThreadSuffixSupported (); - - bool - SendAsyncSignal (int signo); - - bool - SendInterrupt (lldb_private::Mutex::Locker &locker, - uint32_t seconds_to_wait_for_stop, - bool &sent_interrupt, - bool &timed_out); - - bool GetSequenceMutex(lldb_private::Mutex::Locker& locker); //------------------------------------------------------------------ @@ -116,167 +82,29 @@ public: virtual void AppendBytesToCache (const uint8_t *src, size_t src_len, bool broadcast, lldb::ConnectionStatus status); - - lldb::pid_t - GetCurrentProcessID (); - - bool - GetLaunchSuccess (std::string &error_str); - - //------------------------------------------------------------------ - /// Sends a GDB remote protocol 'A' packet that delivers program - /// arguments to the remote server. - /// - /// @param[in] argv - /// A NULL terminated array of const C strings to use as the - /// arguments. - /// - /// @return - /// Zero if the response was "OK", a positive value if the - /// the response was "Exx" where xx are two hex digits, or - /// -1 if the call is unsupported or any other unexpected - /// response was received. - //------------------------------------------------------------------ - int - SendArgumentsPacket (char const *argv[]); - - //------------------------------------------------------------------ - /// Sends a "QEnvironment:NAME=VALUE" packet that will build up the - /// environment that will get used when launching an application - /// in conjunction with the 'A' packet. This function can be called - /// multiple times in a row in order to pass on the desired - /// environment that the inferior should be launched with. - /// - /// @param[in] name_equal_value - /// A NULL terminated C string that contains a single environment - /// in the format "NAME=VALUE". - /// - /// @return - /// Zero if the response was "OK", a positive value if the - /// the response was "Exx" where xx are two hex digits, or - /// -1 if the call is unsupported or any other unexpected - /// response was received. - //------------------------------------------------------------------ - int - SendEnvironmentPacket (char const *name_equal_value); - - //------------------------------------------------------------------ - /// Sends a "vAttach:PID" where PID is in hex. - /// - /// @param[in] pid - /// A process ID for the remote gdb server to attach to. - /// - /// @param[out] response - /// The response received from the gdb server. If the return - /// value is zero, \a response will contain a stop reply - /// packet. - /// - /// @return - /// Zero if the attach was successful, or an error indicating - /// an error code. - //------------------------------------------------------------------ - int - SendAttach (lldb::pid_t pid, - StringExtractorGDBRemote& response); - - - //------------------------------------------------------------------ - /// Sets the path to use for stdin/out/err for a process - /// that will be launched with the 'A' packet. - /// - /// @param[in] path - /// The path to use for stdin/out/err - /// - /// @return - /// Zero if the for success, or an error code for failure. - //------------------------------------------------------------------ - int - SetSTDIN (char const *path); - int - SetSTDOUT (char const *path); - int - SetSTDERR (char const *path); - - //------------------------------------------------------------------ - /// Sets the disable ASLR flag to \a enable for a process that will - /// be launched with the 'A' packet. - /// - /// @param[in] enable - /// A boolean value indicating wether to disable ASLR or not. - /// - /// @return - /// Zero if the for success, or an error code for failure. - //------------------------------------------------------------------ - int - SetDisableASLR (bool enable); - - //------------------------------------------------------------------ - /// Sets the working directory to \a path for a process that will - /// be launched with the 'A' packet. - /// - /// @param[in] path - /// The path to a directory to use when launching our processs - /// - /// @return - /// Zero if the for success, or an error code for failure. - //------------------------------------------------------------------ - int - SetWorkingDir (char const *path); - - lldb::addr_t - AllocateMemory (size_t size, uint32_t permissions); - - bool - DeallocateMemory (lldb::addr_t addr); - bool IsRunning() const { return m_public_is_running.GetValue(); } - const lldb_private::ArchSpec & - GetHostArchitecture (); - - const lldb_private::ConstString & - GetOSString (); - - const lldb_private::ConstString & - GetVendorString(); - - lldb::ByteOrder - GetByteOrder (); - - uint32_t - GetAddressByteSize (); - - bool - GetVContSupported (char flavor); - - void - ResetDiscoverableSettings(); - - bool - GetHostInfo (); - - bool - GetSendAcks (); - - bool - GetSupportsThreadSuffix (); - - bool - HasFullVContSupport () - { - return GetVContSupported ('A'); - } + //------------------------------------------------------------------ + // Client and server must implement these pure virtual functions + //------------------------------------------------------------------ + virtual bool + GetThreadSuffixSupported () = 0; - bool - HasAnyVContSupport () - { - return GetVContSupported ('a'); - } + virtual bool + GetSendAcks () = 0; + //------------------------------------------------------------------ + // Set the global packet timeout. + // + // For clients, this is the timeout that gets used when sending + // packets and waiting for responses. For servers, this might not + // get used, and if it doesn't this should be moved to the + // GDBRemoteCommunicationClient. + //------------------------------------------------------------------ uint32_t SetPacketTimeout (uint32_t packet_timeout) { @@ -299,46 +127,15 @@ protected: bool WaitForNotRunningPrivate (const lldb_private::TimeValue *timeout_ptr); - bool - HostInfoIsValid () const - { - return m_supports_qHostInfo != lldb::eLazyBoolCalculate; - } - //------------------------------------------------------------------ // Classes that inherit from GDBRemoteCommunication can see and modify these //------------------------------------------------------------------ uint32_t m_packet_timeout; - lldb::LazyBool m_supports_not_sending_acks; - lldb::LazyBool m_supports_thread_suffix; - lldb::LazyBool m_supports_qHostInfo; - lldb::LazyBool m_supports_vCont_all; - lldb::LazyBool m_supports_vCont_any; - lldb::LazyBool m_supports_vCont_c; - lldb::LazyBool m_supports_vCont_C; - lldb::LazyBool m_supports_vCont_s; - lldb::LazyBool m_supports_vCont_S; lldb_private::Listener m_rx_packet_listener; lldb_private::Mutex m_sequence_mutex; // Restrict access to sending/receiving packets to a single thread at a time lldb_private::Predicate<bool> m_public_is_running; lldb_private::Predicate<bool> m_private_is_running; - // If we need to send a packet while the target is running, the m_async_XXX - // member variables take care of making this happen. - lldb_private::Mutex m_async_mutex; - lldb_private::Predicate<bool> m_async_packet_predicate; - std::string m_async_packet; - StringExtractorGDBRemote m_async_response; - int m_async_signal; // We were asked to deliver a signal to the inferior process. - - lldb_private::ArchSpec m_arch; // Results from the qHostInfo call - uint32_t m_cpusubtype; // Results from the qHostInfo call - lldb_private::ConstString m_os; // Results from the qHostInfo call - lldb_private::ConstString m_vendor; // Results from the qHostInfo call - lldb::ByteOrder m_byte_order; // Results from the qHostInfo call - uint32_t m_pointer_byte_size; // Results from the qHostInfo call - - private: //------------------------------------------------------------------ // For GDBRemoteCommunication only |
