X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fgdbserver%2Fserver.h;h=520969453ac40004e80c33020f8eb2d759d59e1d;hb=abf516c6931af1683d1e51203de1ca01467f9f85;hp=dc0361fdcd144528e40cc4ff4e12a86e3874ab7e;hpb=65706a29bac50c2c971227a1945e46502845766b;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/gdbserver/server.h b/gdb/gdbserver/server.h index dc0361fdcd..520969453a 100644 --- a/gdb/gdbserver/server.h +++ b/gdb/gdbserver/server.h @@ -1,5 +1,5 @@ /* Common definitions for remote server for GDB. - Copyright (C) 1993-2015 Free Software Foundation, Inc. + Copyright (C) 1993-2019 Free Software Foundation, Inc. This file is part of GDB. @@ -16,10 +16,10 @@ You should have received a copy of the GNU General Public License along with this program. If not, see . */ -#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 *)); @@ -27,7 +27,7 @@ gdb_static_assert (sizeof (CORE_ADDR) >= sizeof (void *)); #include "wincecompat.h" #endif -#include "version.h" +#include "gdbsupport/version.h" #if !HAVE_DECL_STRERROR #ifndef strerror @@ -54,14 +54,13 @@ int vsnprintf(char *str, size_t size, const char *format, va_list ap); # 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 */ @@ -69,13 +68,7 @@ void initialize_low (); /* 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 int disable_packet_vCont; extern int disable_packet_Tthread; @@ -83,26 +76,7 @@ extern int disable_packet_qC; extern int disable_packet_qfThreadInfo; extern int run_once; -extern int multi_process; -extern int report_fork_events; -extern int report_vfork_events; -extern int report_exec_events; -extern int report_thread_events; extern int non_stop; -extern int extended_protocol; - -/* 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. */ -extern int swbreak_feature; - -/* 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. */ -extern int hwbreak_feature; - -extern int disable_randomization; #if USE_WIN32API #include @@ -114,16 +88,23 @@ typedef int gdb_fildes_t; #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). */ @@ -132,6 +113,96 @@ extern void discard_queued_stop_replies (ptid_t ptid); /* 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; + + +/* 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 */