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- /* Common definitions for remote server for GDB.
- Copyright (C) 1993-2022 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>
- gdb_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/buffer.h"
- #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 accomodate multiple register formats. This value must be at least
- as large as the largest register set supported by gdbserver. */
- #define PBUFSIZ 18432
- /* 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;
- };
- client_state &get_client_state ();
- #include "gdbthread.h"
- #include "inferiors.h"
- #endif /* GDBSERVER_SERVER_H */
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