/* Common definitions for remote server for GDB.
- Copyright (C) 1993-2014 Free Software Foundation, Inc.
+ Copyright (C) 1993-2020 Free Software Foundation, Inc.
This file is part of GDB.
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 SERVER_H
-#define SERVER_H
+#ifndef GDBSERVER_SERVER_H
+#define GDBSERVER_SERVER_H
-#include "common-defs.h"
+#include "gdbsupport/common-defs.h"
gdb_static_assert (sizeof (CORE_ADDR) >= sizeof (void *));
#include "wincecompat.h"
#endif
-#include "version.h"
-
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#endif
-/* On some systems such as MinGW, alloca is declared in malloc.h
- (there is no alloca.h). */
-#if HAVE_MALLOC_H
-#include <malloc.h>
-#endif
-
-#if !HAVE_DECL_STRERROR
-#ifndef strerror
-extern char *strerror (int); /* X3.159-1989 4.11.6.2 */
-#endif
-#endif
+#include "gdbsupport/version.h"
#if !HAVE_DECL_PERROR
#ifndef perror
# define PROG "gdbserver"
#endif
-#include "buffer.h"
-#include "xml-utils.h"
+#include "gdbsupport/buffer.h"
+#include "gdbsupport/xml-utils.h"
#include "regcache.h"
-#include "gdb_signals.h"
+#include "gdbsupport/gdb_signals.h"
#include "target.h"
#include "mem-break.h"
-#include "gdbthread.h"
-#include "inferiors.h"
+#include "gdbsupport/environ.h"
/* Target-specific functions */
/* Public variables in server.c */
-extern ptid_t cont_thread;
-extern ptid_t general_thread;
-
-extern int server_waiting;
-extern int pass_signals[];
-extern int program_signals[];
-extern int program_signals_p;
+extern bool server_waiting;
-extern int disable_packet_vCont;
-extern int disable_packet_Tthread;
-extern int disable_packet_qC;
-extern int disable_packet_qfThreadInfo;
+extern bool disable_packet_vCont;
+extern bool disable_packet_Tthread;
+extern bool disable_packet_qC;
+extern bool disable_packet_qfThreadInfo;
-extern int run_once;
-extern int multi_process;
-extern int non_stop;
-
-extern int disable_randomization;
+extern bool run_once;
+extern bool non_stop;
#if USE_WIN32API
#include <winsock2.h>
#include "event-loop.h"
/* Functions from server.c. */
+extern void handle_v_requests (char *own_buf, int packet_len,
+ int *new_packet_len);
extern int handle_serial_event (int err, gdb_client_data client_data);
extern int 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). */
/* 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 16384
+#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;
+
-#include "common-exceptions.h"
-#include "cleanups.h"
+/* 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;
+
+};
+
+client_state &get_client_state ();
+
+#include "gdbthread.h"
+#include "inferiors.h"
-#endif /* SERVER_H */
+#endif /* GDBSERVER_SERVER_H */
projects / deliverable / binutils-gdb.git / blobdiff