| /* Common definitions for remote server for GDB. |
| Copyright (C) 1993-2024 Free Software Foundation, Inc. |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef GDBSERVER_SERVER_H |
| #define GDBSERVER_SERVER_H |
| |
| #include "gdbsupport/common-defs.h" |
| |
| #undef PACKAGE |
| #undef PACKAGE_NAME |
| #undef PACKAGE_VERSION |
| #undef PACKAGE_STRING |
| #undef PACKAGE_TARNAME |
| |
| #include <config.h> |
| |
| static_assert (sizeof (CORE_ADDR) >= sizeof (void *)); |
| |
| #include "gdbsupport/version.h" |
| |
| #if !HAVE_DECL_PERROR |
| #ifndef perror |
| extern void perror (const char *); |
| #endif |
| #endif |
| |
| #if !HAVE_DECL_VASPRINTF |
| extern int vasprintf(char **strp, const char *fmt, va_list ap); |
| #endif |
| #if !HAVE_DECL_VSNPRINTF |
| int vsnprintf(char *str, size_t size, const char *format, va_list ap); |
| #endif |
| |
| #ifdef IN_PROCESS_AGENT |
| # define PROG "ipa" |
| #else |
| # define PROG "gdbserver" |
| #endif |
| |
| #include "gdbsupport/xml-utils.h" |
| #include "regcache.h" |
| #include "gdbsupport/gdb_signals.h" |
| #include "target.h" |
| #include "mem-break.h" |
| #include "gdbsupport/environ.h" |
| |
| /* Target-specific functions */ |
| |
| void initialize_low (); |
| |
| /* Public variables in server.c */ |
| |
| extern bool server_waiting; |
| |
| extern bool disable_packet_vCont; |
| extern bool disable_packet_Tthread; |
| extern bool disable_packet_qC; |
| extern bool disable_packet_qfThreadInfo; |
| extern bool disable_packet_T; |
| |
| extern bool run_once; |
| extern bool non_stop; |
| |
| #include "gdbsupport/event-loop.h" |
| |
| /* Functions from server.c. */ |
| extern void handle_v_requests (char *own_buf, int packet_len, |
| int *new_packet_len); |
| extern void handle_serial_event (int err, gdb_client_data client_data); |
| extern void handle_target_event (int err, gdb_client_data client_data); |
| |
| /* Get rid of the currently pending stop replies that match PTID. */ |
| extern void discard_queued_stop_replies (ptid_t ptid); |
| |
| /* Returns true if there's a pending stop reply that matches PTID in |
| the vStopped notifications queue. */ |
| extern int in_queued_stop_replies (ptid_t ptid); |
| |
| #include "remote-utils.h" |
| |
| #include "utils.h" |
| #include "debug.h" |
| #include "gdbsupport/gdb_vecs.h" |
| |
| /* Maximum number of bytes to read/write at once. The value here |
| is chosen to fill up a packet (the headers account for the 32). */ |
| #define MAXBUFBYTES(N) (((N)-32)/2) |
| |
| /* Buffer sizes for transferring memory, registers, etc. Set to a constant |
| value to accommodate multiple register formats. This value must be at least |
| as large as the largest register set supported by gdbserver. */ |
| #define PBUFSIZ 131104 |
| |
| /* Definition for an unknown syscall, used basically in error-cases. */ |
| #define UNKNOWN_SYSCALL (-1) |
| |
| /* Definition for any syscall, used for unfiltered syscall reporting. */ |
| #define ANY_SYSCALL (-2) |
| |
| /* After fork_inferior has been called, we need to adjust a few |
| signals and call startup_inferior to start the inferior and consume |
| its first events. This is done here. PID is the pid of the new |
| inferior and PROGRAM is its name. */ |
| extern void post_fork_inferior (int pid, const char *program); |
| |
| /* Get the gdb_environ being used in the current session. */ |
| extern gdb_environ *get_environ (); |
| |
| extern unsigned long signal_pid; |
| |
| |
| /* Description of the client remote protocol state for the currently |
| connected client. */ |
| |
| struct client_state |
| { |
| client_state (): |
| own_buf ((char *) xmalloc (PBUFSIZ + 1)) |
| {} |
| |
| /* The thread set with an `Hc' packet. `Hc' is deprecated in favor of |
| `vCont'. Note the multi-process extensions made `vCont' a |
| requirement, so `Hc pPID.TID' is pretty much undefined. So |
| CONT_THREAD can be null_ptid for no `Hc' thread, minus_one_ptid for |
| resuming all threads of the process (again, `Hc' isn't used for |
| multi-process), or a specific thread ptid_t. */ |
| ptid_t cont_thread; |
| |
| /* The thread set with an `Hg' packet. */ |
| ptid_t general_thread; |
| |
| int multi_process = 0; |
| int report_fork_events = 0; |
| int report_vfork_events = 0; |
| int report_exec_events = 0; |
| int report_thread_events = 0; |
| |
| /* True if the "swbreak+" feature is active. In that case, GDB wants |
| us to report whether a trap is explained by a software breakpoint |
| and for the server to handle PC adjustment if necessary on this |
| target. Only enabled if the target supports it. */ |
| int swbreak_feature = 0; |
| /* True if the "hwbreak+" feature is active. In that case, GDB wants |
| us to report whether a trap is explained by a hardware breakpoint. |
| Only enabled if the target supports it. */ |
| int hwbreak_feature = 0; |
| |
| /* True if the "vContSupported" feature is active. In that case, GDB |
| wants us to report whether single step is supported in the reply to |
| "vCont?" packet. */ |
| int vCont_supported = 0; |
| |
| /* Whether we should attempt to disable the operating system's address |
| space randomization feature before starting an inferior. */ |
| int disable_randomization = 1; |
| |
| int pass_signals[GDB_SIGNAL_LAST]; |
| int program_signals[GDB_SIGNAL_LAST]; |
| int program_signals_p = 0; |
| |
| /* Last status reported to GDB. */ |
| struct target_waitstatus last_status; |
| ptid_t last_ptid; |
| |
| char *own_buf; |
| |
| /* If true, then GDB has requested noack mode. */ |
| int noack_mode = 0; |
| /* If true, then we tell GDB to use noack mode by default. */ |
| int transport_is_reliable = 0; |
| |
| /* The traceframe to be used as the source of data to send back to |
| GDB. A value of -1 means to get data from the live program. */ |
| |
| int current_traceframe = -1; |
| |
| /* If true, memory tagging features are supported. */ |
| bool memory_tagging_feature = false; |
| |
| /* If true then E.errtext style errors are supported everywhere, |
| including for the qRcmd and m packet. When false E.errtext errors |
| are not supported with qRcmd and m packets, but are still supported |
| everywhere else. This is for backward compatibility reasons. */ |
| bool error_message_supported = false; |
| }; |
| |
| client_state &get_client_state (); |
| |
| #include "gdbthread.h" |
| #include "inferiors.h" |
| |
| #endif /* GDBSERVER_SERVER_H */ |