server.c File Reference

#include "server.h"
#include "gdbthread.h"
#include "agent.h"
#include "notif.h"
#include "tdesc.h"
#include "rsp-low.h"
#include "signals-state-save-restore.h"
#include <ctype.h>
#include <unistd.h>
#include "gdb_vecs.h"
#include "gdb_wait.h"
#include "btrace-common.h"
#include "filestuff.h"
#include "tracepoint.h"
#include "dll.h"
#include "hostio.h"
#include <vector>
#include "common-inferior.h"
#include "job-control.h"
#include "environ.h"
#include "common/selftest.h"

Go to the source code of this file.

Classes
struct	vstop_notif
struct	qxfer

Macros
#define	require_running_or_return(BUF)
#define	require_running_or_break(BUF)
#define	SEARCH_CHUNK_SIZE   16000

Typedefs
typedef int()	visit_actioned_threads_callback_ftype(const struct thread_resume *, struct thread_info *)

Functions
	DEFINE_QUEUE_P (notif_event_p)
static void	queue_stop_reply (ptid_t ptid, struct target_waitstatus *status)
static int	remove_all_on_match_ptid (QUEUE(notif_event_p) *q, QUEUE_ITER(notif_event_p) *iter, struct notif_event *event, void *data)
void	discard_queued_stop_replies (ptid_t ptid)
static void	vstop_notif_reply (struct notif_event *event, char *own_buf)
static int	in_queued_stop_replies_ptid (QUEUE(notif_event_p) *q, QUEUE_ITER(notif_event_p) *iter, struct notif_event *event, void *data)
int	in_queued_stop_replies (ptid_t ptid)
static int	target_running (void)
const char *	get_exec_wrapper ()
char *	get_exec_file (int err)
gdb_environ *	get_environ ()
static int	attach_inferior (int pid)
static int	decode_xfer_read (char *buf, CORE_ADDR *ofs, unsigned int *len)
static int	decode_xfer (char *buf, char **object, char **rw, char **annex, char **offset)
static int	write_qxfer_response (char *buf, const gdb_byte *data, int len, int is_more)
static const char *	handle_btrace_enable_bts (struct thread_info *thread)
static const char *	handle_btrace_enable_pt (struct thread_info *thread)
static const char *	handle_btrace_disable (struct thread_info *thread)
static int	handle_btrace_general_set (char *own_buf)
static int	handle_btrace_conf_general_set (char *own_buf)
static void	handle_general_set (char *own_buf)
static const char *	get_features_xml (const char *annex)
static void	monitor_show_help (void)
static int	gdb_read_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len)
static int	gdb_write_memory (CORE_ADDR memaddr, const unsigned char *myaddr, int len)
static int	handle_search_memory_1 (CORE_ADDR start_addr, CORE_ADDR search_space_len, gdb_byte *pattern, unsigned pattern_len, gdb_byte *search_buf, unsigned chunk_size, unsigned search_buf_size, CORE_ADDR *found_addrp)
static void	handle_search_memory (char *own_buf, int packet_len)
static void	handle_detach (char *own_buf)
static char *	parse_debug_format_options (const char *arg, int is_monitor)
static void	handle_monitor_command (char *mon, char *own_buf)
static int	handle_qxfer_auxv (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_exec_file (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_features (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_libraries (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_libraries_svr4 (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_osdata (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_siginfo (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_spu (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_statictrace (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static void	handle_qxfer_threads_worker (thread_info *thread, struct buffer *buffer)
static void	handle_qxfer_threads_proper (struct buffer *buffer)
static int	handle_qxfer_threads (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_traceframe_info (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_fdpic (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_btrace (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer_btrace_conf (const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
static int	handle_qxfer (char *own_buf, int packet_len, int *new_packet_len_p)
static unsigned long long	crc32 (CORE_ADDR base, int len, unsigned int crc)
static void	supported_btrace_packets (char *buf)
static void	handle_query (char *own_buf, int packet_len, int *new_packet_len_p)
static void	gdb_wants_all_threads_stopped (void)
static void	resume (struct thread_resume *actions, size_t n)
static bool	visit_actioned_threads (thread_info *thread, const struct thread_resume *actions, size_t num_actions, visit_actioned_threads_callback_ftype *callback)
static int	handle_pending_status (const struct thread_resume *resumption, struct thread_info *thread)
static void	handle_v_cont (char *own_buf)
static int	handle_v_attach (char *own_buf)
static int	handle_v_run (char *own_buf)
static int	handle_v_kill (char *own_buf)
void	handle_v_requests (char *own_buf, int packet_len, int *new_packet_len)
static void	myresume (char *own_buf, int step, int sig)
static void	queue_stop_reply_callback (thread_info *thread)
static void	gdb_wants_thread_stopped (thread_info *thread)
static void	set_pending_status_callback (thread_info *thread)
static void	handle_status (char *own_buf)
static void	gdbserver_version (void)
static void	gdbserver_usage (FILE *stream)
static void	gdbserver_show_disableable (FILE *stream)
static void	kill_inferior_callback (process_info *process)
static void	detach_or_kill_for_exit (void)
static void	detach_or_kill_for_exit_cleanup (void *ignore)
static void ATTRIBUTE_NORETURN	captured_main (int argc, char *argv[])
int	main (int argc, char *argv[])
static void	process_point_options (struct gdb_breakpoint *bp, const char **packet)
static int	process_serial_event (void)
int	handle_serial_event (int err, gdb_client_data client_data)
static void	push_stop_notification (ptid_t ptid, struct target_waitstatus *status)
int	handle_target_event (int err, gdb_client_data client_data)

Variables
static gdb_environ	our_environ
int	startup_with_shell = 1
ptid_t	cont_thread
ptid_t	general_thread
int	server_waiting
static int	extended_protocol
static int	response_needed
static int	exit_requested
int	run_once
int	multi_process
int	report_fork_events
int	report_vfork_events
int	report_exec_events
int	report_thread_events
static int	report_no_resumed
int	non_stop
int	swbreak_feature
int	hwbreak_feature
static int	vCont_supported
int	disable_randomization = 1
static char *	program_name = NULL
static std::vector< char * >	program_args
static std::string	wrapper_argv
int	pass_signals [GDB_SIGNAL_LAST]
int	program_signals [GDB_SIGNAL_LAST]
int	program_signals_p
unsigned long	signal_pid
int	disable_packet_vCont
int	disable_packet_Tthread
int	disable_packet_qC
int	disable_packet_qfThreadInfo
struct target_waitstatus	last_status
ptid_t	last_ptid
char *	own_buf
static unsigned char *	mem_buf
static struct btrace_config	current_btrace_conf
struct notif_server	notif_stop
int	remote_debug
static const struct qxfer	qxfer_packets []
static int	exit_code

Macro Definition Documentation

require_running_or_break

#define require_running_or_break

(

BUF

)

Value:

if (!target_running ())         \
    {                       \
      write_enn (BUF);              \
      break;                    \
    }

Definition at line 52 of file server.c.

Referenced by process_serial_event().

require_running_or_return

#define require_running_or_return

(

BUF

)

Value:

if (!target_running ())         \
    {                       \
      write_enn (BUF);              \
      return;                   \
    }

Definition at line 45 of file server.c.

Referenced by handle_detach(), and handle_query().

SEARCH_CHUNK_SIZE

#define SEARCH_CHUNK_SIZE   16000

Referenced by handle_search_memory().

Typedef Documentation

visit_actioned_threads_callback_ftype

typedef int() visit_actioned_threads_callback_ftype(const struct thread_resume *, struct thread_info *)

Definition at line 2679 of file server.c.

Function Documentation

attach_inferior()

static int attach_inferior ( int  pid )

static

Definition at line 283 of file server.c.

References current_thread, last_ptid, thread_info::last_resume_kind, thread_info::last_status, last_status, myattach, mywait(), non_stop, pid_to_ptid(), and signal_pid.

Referenced by captured_main(), and handle_v_attach().

captured_main()

static void ATTRIBUTE_NORETURN captured_main ( int  argc, char *  argv[]  )

static

Definition at line 3552 of file server.c.

References _, attach_inferior(), CATCH, cont_thread, create_inferior, current_traceframe, debug_threads, detach_or_kill_for_exit_cleanup(), disable_packet_qC, disable_packet_qfThreadInfo, disable_packet_Tthread, disable_packet_vCont, disable_randomization, discard_queued_stop_replies(), disconnected_tracing, dlls_changed, END_CATCH, error(), exit_requested, extended_protocol, for_each_thread(), gdb_environ::from_host_environ(), gdbserver_show_disableable(), gdbserver_usage(), gdbserver_version(), have_job_control(), hwbreak_feature, initialize_async_io(), initialize_event_loop(), initialize_low(), initialize_notif(), initialize_tracepoint(), last_ptid, last_status, make_cleanup(), mem_buf, minus_one_ptid, multi_process, noack_mode, non_stop, notice_open_fds(), null_ptid, our_environ, own_buf, parse_debug_format_options(), PBUFSIZ, program_args, program_name, putpkt(), remote_debug, remote_open(), remote_prepare(), report_exec_events, report_fork_events, report_vfork_events, response_needed, RETURN_MASK_ERROR, run_once, selftests::run_tests(), save_original_signals_state(), start_event_loop(), start_non_stop(), startswith(), startup_with_shell, thread_info::status_pending_p, STDIO_CONNECTION_NAME, stop_tracing(), swbreak_feature, target_running(), target_supports_tracepoints, throw_quit(), tracing, TRY, vCont_supported, wrapper_argv, write_enn(), xmalloc(), and xstrdup().

Referenced by main().

crc32()

static unsigned long long crc32 ( CORE_ADDR  base, int  len, unsigned int  crc  )

static

Definition at line 2094 of file server.c.

References read_inferior_memory().

Referenced by handle_query().

decode_xfer()

static int decode_xfer ( char *  buf, char **  object, char **  rw, char **  annex, char **  offset  )

static

Definition at line 333 of file server.c.

References offset.

Referenced by handle_qxfer().

decode_xfer_read()

static int decode_xfer_read ( char *  buf, CORE_ADDR *  ofs, unsigned int *  len  )

static

Definition at line 323 of file server.c.

References decode_m_packet().

Referenced by handle_qxfer().

DEFINE_QUEUE_P()

DEFINE_QUEUE_P

(

notif_event_p

)

detach_or_kill_for_exit()

static void detach_or_kill_for_exit ( void  )

static

Definition at line 3482 of file server.c.

References process_info::attached, detach_inferior, discard_queued_stop_replies(), for_each_process(), have_attached_inferiors_p(), have_started_inferiors_p(), kill_inferior(), process_info::pid, and pid_to_ptid().

Referenced by detach_or_kill_for_exit_cleanup().

detach_or_kill_for_exit_cleanup()

static void detach_or_kill_for_exit_cleanup ( void *  ignore )

static

Definition at line 3531 of file server.c.

References CATCH, detach_or_kill_for_exit(), END_CATCH, exit_code, RETURN_MASK_ALL, and TRY.

Referenced by captured_main().

discard_queued_stop_replies()

void discard_queued_stop_replies

(

ptid_t

ptid

)

Definition at line 198 of file server.c.

References notif_stop, vstop_notif::ptid, QUEUE_iterate, and remove_all_on_match_ptid().

Referenced by captured_main(), detach_or_kill_for_exit(), handle_detach(), handle_v_kill(), kill_inferior_callback(), and remove_thread().

gdb_read_memory()

static int gdb_read_memory ( CORE_ADDR  memaddr, unsigned char *  myaddr, int  len  )

static

Definition at line 975 of file server.c.

References current_traceframe, done_accessing_memory(), in_readonly_region(), prepare_to_access_memory(), read_inferior_memory(), set_desired_thread(), and traceframe_read_mem().

Referenced by handle_search_memory_1(), and process_serial_event().

gdb_wants_all_threads_stopped()

static void gdb_wants_all_threads_stopped ( void  )

static

Definition at line 3283 of file server.c.

References for_each_thread(), and gdb_wants_thread_stopped().

Referenced by handle_status(), and resume().

gdb_wants_thread_stopped()

static void gdb_wants_thread_stopped ( thread_info *  thread )

static

Definition at line 3267 of file server.c.

References thread_info::last_resume_kind, and thread_info::last_status.

Referenced by gdb_wants_all_threads_stopped().

gdb_write_memory()

static int gdb_write_memory ( CORE_ADDR  memaddr, const unsigned char *  myaddr, int  len  )

static

Definition at line 1015 of file server.c.

References current_traceframe, done_accessing_memory(), prepare_to_access_memory(), set_desired_thread(), and write_inferior_memory().

Referenced by process_serial_event().

gdbserver_show_disableable()

static void gdbserver_show_disableable ( FILE *  stream )

static

Definition at line 3458 of file server.c.

Referenced by captured_main().

gdbserver_usage()

static void gdbserver_usage ( FILE *  stream )

static

Definition at line 3398 of file server.c.

References REPORT_BUGS_TO.

Referenced by captured_main().

gdbserver_version()

static void gdbserver_version ( void  )

static

Definition at line 3387 of file server.c.

References host_name, PKGVERSION, and version.

Referenced by captured_main().

get_environ()

gdb_environ* get_environ

(

)

Definition at line 277 of file server.c.

References our_environ.

Referenced by linux_create_inferior(), lynx_create_inferior(), and spu_create_inferior().

get_exec_file()

char* get_exec_file

(

int

err

)

Definition at line 266 of file server.c.

References _, error(), and program_name.

Referenced by fork_inferior().

get_exec_wrapper()

const char* get_exec_wrapper

(

)

Definition at line 258 of file server.c.

References wrapper_argv.

Referenced by execv_argv::init_for_shell(), and startup_inferior().

get_features_xml()

static const char* get_features_xml ( const char *  annex )

static

Definition at line 905 of file server.c.

References current_target_desc(), tdesc_get_features_xml(), and xml_builtin.

Referenced by handle_qxfer_features().

handle_btrace_conf_general_set()

static int handle_btrace_conf_general_set ( char *  own_buf )

static

Definition at line 479 of file server.c.

References btrace_config::bts, current_btrace_conf, errno, find_thread_ptid(), general_thread, minus_one_ptid, null_ptid, own_buf, btrace_config::pt, ptid_equal(), btrace_config_bts::size, btrace_config_pt::size, startswith(), and write_ok().

Referenced by handle_general_set().

handle_btrace_disable()

static const char* handle_btrace_disable ( struct thread_info *  thread )

static

Definition at line 416 of file server.c.

References thread_info::btrace, and target_disable_btrace.

Referenced by handle_btrace_general_set().

handle_btrace_enable_bts()

static const char* handle_btrace_enable_bts ( struct thread_info *  thread )

static

Definition at line 384 of file server.c.

References thread_info::btrace, BTRACE_FORMAT_BTS, current_btrace_conf, btrace_config::format, thread_info::id, and target_enable_btrace.

Referenced by handle_btrace_general_set().

handle_btrace_enable_pt()

static const char* handle_btrace_enable_pt ( struct thread_info *  thread )

static

Definition at line 400 of file server.c.

References thread_info::btrace, BTRACE_FORMAT_PT, current_btrace_conf, btrace_config::format, thread_info::id, and target_enable_btrace.

Referenced by handle_btrace_general_set().

handle_btrace_general_set()

static int handle_btrace_general_set ( char *  own_buf )

static

Definition at line 432 of file server.c.

References find_thread_ptid(), general_thread, handle_btrace_disable(), handle_btrace_enable_bts(), handle_btrace_enable_pt(), minus_one_ptid, null_ptid, own_buf, ptid_equal(), startswith(), and write_ok().

Referenced by handle_general_set().

handle_detach()

static void handle_detach ( char *  own_buf )

static

Definition at line 1190 of file server.c.

References any_persistent_commands(), current_ptid, current_thread, debug_printf(), debug_threads, detach_inferior, discard_queued_stop_replies(), disconnected_tracing, extended_protocol, find_process_pid(), process_info::gdb_detached, join_inferior, last_ptid, last_status, minus_one_ptid, multi_process, non_stop, own_buf, process_info::pid, pid_to_ptid(), ptid_get_pid(), putpkt(), remote_close(), require_running_or_return, start_non_stop(), stop_tracing(), target_continue_no_signal(), target_running(), tracing, write_enn(), and write_ok().

Referenced by process_serial_event().

handle_general_set()

static void handle_general_set ( char *  own_buf )

static

Definition at line 546 of file server.c.

References _, ANY_SYSCALL, current_process(), debug_flush(), debug_printf(), decode_address_to_semicolon(), disable_randomization, gdb_environ::from_host_environ(), handle_btrace_conf_general_set(), handle_btrace_general_set(), handle_tracepoint_general_set(), hex2str(), noack_mode, non_stop, our_environ, own_buf, pass_signals, program_signals, program_signals_p, remote_debug, report_thread_events, gdb_environ::set(), set_inferior_cwd(), start_non_stop(), startswith(), startup_with_shell, string, process_info::syscalls_to_catch, target_running(), target_supports_catch_syscall, target_supports_tracepoints, TRIBOOL_FALSE, TRIBOOL_TRUE, TRIBOOL_UNKNOWN, unpack_varlen_hex(), gdb_environ::unset(), use_agent, warning(), write_enn(), write_ok(), xfree(), and xstrdup().

Referenced by process_serial_event().

handle_monitor_command()

static void handle_monitor_command ( char *  mon, char *  own_buf  )

static

Definition at line 1356 of file server.c.

References debug_threads, exit_requested, monitor_output(), monitor_show_help(), own_buf, parse_debug_format_options(), remote_debug, show_debug_regs, startswith(), write_enn(), and xfree().

Referenced by handle_query().

handle_pending_status()

static int handle_pending_status ( const struct thread_resume *  resumption, struct thread_info *  thread  )

static

Definition at line 2714 of file server.c.

References last_ptid, last_status, own_buf, prepare_resume_reply(), and thread_resume::thread.

Referenced by resume().

handle_query()

static void handle_query ( char *  own_buf, int  packet_len, int *  new_packet_len_p  )

static

Definition at line 2144 of file server.c.

References all_threads, process_info::attached, crc32(), current_process(), current_thread, decode_address(), disable_packet_qC, disable_packet_qfThreadInfo, find_any_thread_of_pid(), find_process_pid(), find_thread_ptid(), free(), general_thread, target_ops::get_tib_address, target_ops::get_tls_address, target_ops::handle_monitor_command, handle_monitor_command(), handle_qxfer(), handle_search_memory(), handle_tracepoint_query(), hex2bin(), hostio_handle_new_gdb_connection(), hwbreak_feature, target_ops::look_up_symbols, minus_one_ptid, multi_process, null_ptid, own_buf, paddress(), PBUFSIZ, process_info::pid, target_ops::pid_to_exec_file, ptid_get_pid(), target_ops::qxfer_libraries_svr4, target_ops::qxfer_osdata, target_ops::qxfer_siginfo, target_ops::qxfer_spu, target_ops::read_auxv, target_ops::read_loadmap, target_ops::read_offsets, read_ptid(), report_exec_events, report_fork_events, report_no_resumed, report_vfork_events, require_running_or_return, startswith(), supported_btrace_packets(), swbreak_feature, target_handle_new_gdb_connection, target_process_qsupported, target_supports_agent, target_supports_catch_syscall, target_supports_disable_randomization, target_supports_exec_events, target_supports_fast_tracepoints, target_supports_fork_events, target_supports_hardware_single_step, target_supports_multi_process(), target_supports_non_stop, target_supports_software_single_step, target_supports_stopped_by_hw_breakpoint, target_supports_stopped_by_sw_breakpoint, target_supports_tracepoints, target_supports_vfork_events, the_target, tracepoint_look_up_symbols(), transport_is_reliable, unpack_varlen_hex(), validate_breakpoints(), vCont_supported, write_enn(), write_ok(), write_ptid(), XRESIZEVEC, and xstrdup().

Referenced by process_serial_event().

handle_qxfer()

static int handle_qxfer ( char *  own_buf, int  packet_len, int *  new_packet_len_p  )

static

Definition at line 1970 of file server.c.

References decode_xfer(), decode_xfer_read(), decode_xfer_write(), free(), qxfer::object, offset, own_buf, PBUFSIZ, qxfer_packets, startswith(), write_enn(), write_qxfer_response(), and qxfer::xfer.

Referenced by handle_query().

handle_qxfer_auxv()

static int handle_qxfer_auxv ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1441 of file server.c.

References current_thread, offset, target_ops::read_auxv, and the_target.

handle_qxfer_btrace()

static int handle_qxfer_btrace ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1820 of file server.c.

References thread_info::btrace, BTRACE_READ_ALL, BTRACE_READ_DELTA, BTRACE_READ_NEW, buffer::buffer, buffer_free(), find_thread_ptid(), general_thread, minus_one_ptid, null_ptid, offset, own_buf, ptid_equal(), target_ops::read_btrace, target_read_btrace, the_target, and buffer::used_size.

handle_qxfer_btrace_conf()

static int handle_qxfer_btrace_conf ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1892 of file server.c.

References thread_info::btrace, buffer::buffer, buffer_free(), find_thread_ptid(), general_thread, minus_one_ptid, null_ptid, offset, own_buf, ptid_equal(), target_ops::read_btrace_conf, target_read_btrace_conf, the_target, and buffer::used_size.

handle_qxfer_exec_file()

static int handle_qxfer_exec_file ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1457 of file server.c.

References current_thread, offset, pid_of(), target_ops::pid_to_exec_file, the_target, and unpack_varlen_hex().

handle_qxfer_fdpic()

static int handle_qxfer_fdpic ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1805 of file server.c.

References current_thread, offset, target_ops::read_loadmap, and the_target.

handle_qxfer_features()

static int handle_qxfer_features ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1504 of file server.c.

References get_features_xml(), offset, and target_running().

handle_qxfer_libraries()

static int handle_qxfer_libraries ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1537 of file server.c.

References all_dlls, current_thread, offset, string, and string_printf().

handle_qxfer_libraries_svr4()

static int handle_qxfer_libraries_svr4 ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1570 of file server.c.

References current_thread, offset, target_ops::qxfer_libraries_svr4, and the_target.

handle_qxfer_osdata()

static int handle_qxfer_osdata ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1586 of file server.c.

References offset, target_ops::qxfer_osdata, and the_target.

handle_qxfer_siginfo()

static int handle_qxfer_siginfo ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1599 of file server.c.

References current_thread, offset, target_ops::qxfer_siginfo, and the_target.

handle_qxfer_spu()

static int handle_qxfer_spu ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1615 of file server.c.

References current_thread, offset, target_ops::qxfer_spu, and the_target.

handle_qxfer_statictrace()

static int handle_qxfer_statictrace ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1631 of file server.c.

References current_thread, current_traceframe, offset, and traceframe_read_sdata().

handle_qxfer_threads()

static int handle_qxfer_threads ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1705 of file server.c.

References buffer_finish(), buffer_free(), buffer_init(), free(), handle_qxfer_threads_proper(), and offset.

handle_qxfer_threads_proper()

static void handle_qxfer_threads_proper ( struct buffer *  buffer )

static

Definition at line 1690 of file server.c.

References buffer_grow_str, buffer_grow_str0, for_each_thread(), and handle_qxfer_threads_worker().

Referenced by handle_qxfer_threads().

handle_qxfer_threads_worker()

static void handle_qxfer_threads_worker ( thread_info *  thread, struct buffer *  buffer  )

static

Definition at line 1653 of file server.c.

References alloca(), bin2hex(), buffer_xml_printf(), handle_status(), name, ptid_of(), target_core_of_thread, target_thread_handle, target_thread_name, and write_ptid().

Referenced by handle_qxfer_threads_proper().

handle_qxfer_traceframe_info()

static int handle_qxfer_traceframe_info ( const char *  annex, gdb_byte *  readbuf, const gdb_byte *  writebuf, ULONGEST  offset, LONGEST  len  )

static

Definition at line 1755 of file server.c.

References buffer_finish(), buffer_free(), buffer_init(), current_traceframe, free(), offset, target_running(), and traceframe_read_info().

handle_search_memory()

static void handle_search_memory ( char *  own_buf, int  packet_len  )

static

Definition at line 1122 of file server.c.

References decode_search_memory_packet(), error(), free(), handle_search_memory_1(), own_buf, and SEARCH_CHUNK_SIZE.

Referenced by handle_query().

handle_search_memory_1()

static int handle_search_memory_1 ( CORE_ADDR  start_addr, CORE_ADDR  search_space_len, gdb_byte *  pattern, unsigned  pattern_len, gdb_byte *  search_buf, unsigned  chunk_size, unsigned  search_buf_size, CORE_ADDR *  found_addrp  )

static

Definition at line 1039 of file server.c.

References gdb_read_memory(), and warning().

Referenced by handle_search_memory().

handle_serial_event()

int handle_serial_event	(	int	err,
		gdb_client_data	client_data
	)

Definition at line 4365 of file server.c.

References debug_printf(), debug_threads, process_serial_event(), and set_desired_thread().

Referenced by handle_accept_event(), process_remaining(), and remote_open().

handle_status()

static void handle_status ( char *  own_buf )

static

Definition at line 3309 of file server.c.

References find_thread(), find_thread_ptid(), for_each_process(), for_each_thread(), gdb_assert, process_info::gdb_detached, gdb_wants_all_threads_stopped(), general_thread, get_first_thread(), thread_info::id, last_ptid, thread_info::last_status, last_status, non_stop, notif_stop, notif_write_event(), own_buf, pause_all, prepare_resume_reply(), queue_stop_reply_callback(), set_desired_thread(), set_pending_status_callback(), stabilize_threads, and thread_info::status_pending_p.

Referenced by handle_qxfer_threads_worker(), and process_serial_event().

handle_target_event()

int handle_target_event	(	int	err,
		gdb_client_data	client_data
	)

Definition at line 4397 of file server.c.

References current_thread, debug_printf(), debug_threads, find_process_pid(), gdb_connected(), process_info::gdb_detached, last_ptid, thread_info::last_resume_kind, thread_info::last_status, last_status, mark_breakpoints_out(), minus_one_ptid, mywait(), null_ptid, process_info::pid, ptid_get_pid(), push_stop_notification(), report_no_resumed, set_desired_thread(), target_continue(), target_mourn_inferior(), target_pid_to_str(), and target_running().

Referenced by linux_async().

handle_v_attach()

static int handle_v_attach ( char *  own_buf )

static

Definition at line 2901 of file server.c.

References attach_inferior(), dlls_changed, last_ptid, last_status, non_stop, own_buf, prepare_resume_reply(), write_enn(), and write_ok().

Referenced by handle_v_requests().

handle_v_cont()

static void handle_v_cont ( char *  own_buf )

static

Definition at line 2731 of file server.c.

References free(), gdb_signal_to_host(), gdb_signal_to_host_p(), thread_resume::kind, memset(), minus_one_ptid, null_ptid, own_buf, read_ptid(), resume(), thread_resume::sig, thread_resume::step_range_end, thread_resume::step_range_start, thread_resume::thread, unpack_varlen_hex(), and write_enn().

Referenced by handle_v_requests().

handle_v_kill()

static int handle_v_kill ( char *  own_buf )

static

Definition at line 3067 of file server.c.

References discard_queued_stop_replies(), kill_inferior(), last_ptid, last_status, multi_process, own_buf, pid_to_ptid(), signal_pid, write_enn(), and write_ok().

Referenced by handle_v_requests().

handle_v_requests()

void handle_v_requests	(	char *	own_buf,
		int	packet_len,
		int *	new_packet_len
	)

Definition at line 3093 of file server.c.

References disable_packet_vCont, extended_protocol, handle_notif_ack(), handle_v_attach(), handle_v_cont(), handle_v_kill(), handle_v_run(), handle_vFile(), multi_process, own_buf, target_ops::request_interrupt, startswith(), target_running(), target_supports_hardware_single_step, target_supports_range_stepping, target_supports_software_single_step, the_target, vCont_supported, write_enn(), and write_ok().

Referenced by look_up_one_symbol(), and process_serial_event().

handle_v_run()

static int handle_v_run ( char *  own_buf )

static

Definition at line 2935 of file server.c.

References create_inferior, free_vector_argv(), general_thread, hex2bin(), last_ptid, last_status, non_stop, own_buf, prepare_resume_reply(), program_args, program_name, write_enn(), xfree(), xmalloc(), and xstrdup().

Referenced by handle_v_requests().

in_queued_stop_replies()

int in_queued_stop_replies

(

ptid_t

ptid

)

Definition at line 238 of file server.c.

References in_queued_stop_replies_ptid(), notif_stop, vstop_notif::ptid, and QUEUE_iterate.

Referenced by linux_set_resume_request().

in_queued_stop_replies_ptid()

static int in_queued_stop_replies_ptid ( QUEUE(notif_event_p) *  q, QUEUE_ITER(notif_event_p) *  iter, struct notif_event *  event, void *  data  )

static

Definition at line 215 of file server.c.

References vstop_notif::ptid, ptid_match(), and vstop_notif::status.

Referenced by in_queued_stop_replies().

kill_inferior_callback()

static void kill_inferior_callback ( process_info *  process )

static

Definition at line 3470 of file server.c.

References discard_queued_stop_replies(), kill_inferior(), process_info::pid, and pid_to_ptid().

Referenced by process_serial_event().

main()

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 3926 of file server.c.

References captured_main(), CATCH, END_CATCH, exit_code, gdb_assert_not_reached, RETURN_ERROR, RETURN_MASK_ALL, and TRY.

monitor_show_help()

static void monitor_show_help ( void  )

static

Definition at line 946 of file server.c.

References monitor_output().

Referenced by handle_monitor_command().

myresume()

static void myresume ( char *  own_buf, int  step, int  sig  )

static

Definition at line 3189 of file server.c.

References cont_thread, current_ptid, thread_resume::kind, minus_one_ptid, null_ptid, ptid_equal(), resume(), thread_resume::sig, and thread_resume::thread.

Referenced by process_serial_event().

parse_debug_format_options()

static char* parse_debug_format_options ( const char *  arg, int  is_monitor  )

static

Definition at line 1299 of file server.c.

References debug_timestamp, free_char_ptr_vec(), monitor_output(), VEC, VEC_iterate, and xstrprintf().

Referenced by captured_main(), and handle_monitor_command().

process_point_options()

static void process_point_options ( struct gdb_breakpoint *  bp, const char **  packet  )

static

Definition at line 3955 of file server.c.

References add_breakpoint_commands(), add_breakpoint_condition(), debug_printf(), debug_threads, and startswith().

Referenced by process_serial_event().

process_serial_event()

static int process_serial_event ( void  )

static

Definition at line 4006 of file server.c.

References bin2hex(), clear_breakpoint_conditions_and_commands(), cont_thread, create_inferior, current_target_desc(), current_thread, current_traceframe, decode_m_packet(), decode_M_packet(), decode_X_packet(), delete_gdb_breakpoint(), disable_async_io(), exit_requested, extended_protocol, fetch_traceframe_registers(), find_any_thread_of_pid(), find_thread_ptid(), for_each_process(), free_register_cache(), gdb_assert, gdb_read_memory(), gdb_signal_to_host(), gdb_signal_to_host_p(), gdb_write_memory(), general_thread, get_first_thread(), get_thread_regcache(), getpkt(), handle_detach(), handle_general_set(), handle_query(), handle_status(), handle_v_requests(), hex2bin(), thread_info::id, ptid_t::is_pid(), kill_inferior_callback(), last_ptid, last_status, mem_buf, minus_one_ptid, myresume(), mythread_alive, new_register_cache(), null_ptid, own_buf, ptid_t::pid(), process_point_options(), program_args, program_name, ptid_equal(), putpkt(), putpkt_binary(), read_ptid(), registers_from_string(), registers_to_string(), remote_close(), require_running_or_break, response_needed, set_desired_thread(), set_gdb_breakpoint(), target_running(), unpack_varlen_hex(), write_enn(), and write_ok().

Referenced by handle_serial_event().

push_stop_notification()

static void push_stop_notification ( ptid_t  ptid, struct target_waitstatus *  status  )

static

Definition at line 4384 of file server.c.

References notif_push(), notif_stop, vstop_notif::ptid, vstop_notif::status, and XNEW.

Referenced by handle_target_event().

queue_stop_reply()

static void queue_stop_reply ( ptid_t  ptid, struct target_waitstatus *  status  )

static

Definition at line 165 of file server.c.

References notif_event_enque(), notif_stop, vstop_notif::ptid, vstop_notif::status, and XNEW.

Referenced by queue_stop_reply_callback().

queue_stop_reply_callback()

static void queue_stop_reply_callback ( thread_info *  thread )

static

Definition at line 3224 of file server.c.

References debug_printf(), debug_threads, gdb_assert, thread_info::id, thread_info::last_status, notif_event_enque(), notif_stop, vstop_notif::ptid, queue_stop_reply(), vstop_notif::status, string, target_pid_to_str(), the_target, target_ops::thread_stopped, thread_stopped, and XNEW.

Referenced by handle_status().

remove_all_on_match_ptid()

static int remove_all_on_match_ptid ( QUEUE(notif_event_p) *  q, QUEUE_ITER(notif_event_p) *  iter, struct notif_event *  event, void *  data  )

static

Definition at line 176 of file server.c.

References vstop_notif::ptid, ptid_match(), and QUEUE_remove_elem.

Referenced by discard_queued_stop_replies().

resume()

static void resume ( struct thread_resume *  actions, size_t  n  )

static

Definition at line 2841 of file server.c.

References current_thread, disable_async_io(), enable_async_io(), find_thread(), gdb_wants_all_threads_stopped(), handle_pending_status(), last_ptid, thread_info::last_status, last_status, minus_one_ptid, mywait(), non_stop, own_buf, prepare_resume_reply(), report_no_resumed, target_ops::resume, target_mourn_inferior(), the_target, thread_resume::thread, visit_actioned_threads(), and write_ok().

Referenced by do_initial_child_stuff(), handle_v_cont(), linux_set_resume_request(), myresume(), and win32_detach().

set_pending_status_callback()

static void set_pending_status_callback ( thread_info *  thread )

static

Definition at line 3292 of file server.c.

References thread_info::last_status, and thread_info::status_pending_p.

Referenced by handle_status().

supported_btrace_packets()

static void supported_btrace_packets ( char *  buf )

static

Definition at line 2113 of file server.c.

References BTRACE_FORMAT_BTS, BTRACE_FORMAT_PT, and target_supports_btrace.

Referenced by handle_query().

target_running()

static int target_running ( void  )

static

Definition at line 250 of file server.c.

References get_first_thread().

Referenced by captured_main(), handle_detach(), handle_general_set(), handle_qxfer_features(), handle_qxfer_traceframe_info(), handle_target_event(), handle_v_requests(), and process_serial_event().

visit_actioned_threads()

static bool visit_actioned_threads ( thread_info *  thread, const struct thread_resume *  actions, size_t  num_actions, visit_actioned_threads_callback_ftype *  callback  )

static

Definition at line 2687 of file server.c.

References minus_one_ptid, ptid_t::pid(), ptid_equal(), ptid_get_lwp(), ptid_get_pid(), and thread_resume::thread.

Referenced by resume().

vstop_notif_reply()

static void vstop_notif_reply ( struct notif_event *  event, char *  own_buf  )

static

Definition at line 205 of file server.c.

References own_buf, prepare_resume_reply(), vstop_notif::ptid, and vstop_notif::status.

write_qxfer_response()

static int write_qxfer_response ( char *  buf, const gdb_byte *  data, int  len, int  is_more  )

static

Definition at line 368 of file server.c.

References PBUFSIZ, and remote_escape_output().

Referenced by handle_qxfer().

Variable Documentation

cont_thread

ptid_t cont_thread

Definition at line 75 of file server.c.

Referenced by captured_main(), myresume(), prefork_hook(), and process_serial_event().

current_btrace_conf

struct btrace_config current_btrace_conf

static

Definition at line 158 of file server.c.

Referenced by handle_btrace_conf_general_set(), handle_btrace_enable_bts(), and handle_btrace_enable_pt().

disable_packet_qC

int disable_packet_qC

Definition at line 131 of file server.c.

Referenced by captured_main(), and handle_query().

disable_packet_qfThreadInfo

int disable_packet_qfThreadInfo

Definition at line 132 of file server.c.

Referenced by captured_main(), and handle_query().

disable_packet_Tthread

int disable_packet_Tthread

Definition at line 130 of file server.c.

Referenced by captured_main(), and prepare_resume_reply().

disable_packet_vCont

int disable_packet_vCont

Definition at line 129 of file server.c.

Referenced by captured_main(), and handle_v_requests().

disable_randomization

int disable_randomization = 1

Definition at line 109 of file server.c.

Referenced by captured_main(), handle_general_set(), linux_create_inferior(), and maybe_disable_address_space_randomization::maybe_disable_address_space_randomization().

exit_code

int exit_code

static

Definition at line 3526 of file server.c.

Referenced by detach_or_kill_for_exit_cleanup(), and main().

exit_requested

int exit_requested

static

Definition at line 84 of file server.c.

Referenced by captured_main(), handle_monitor_command(), and process_serial_event().

extended_protocol

int extended_protocol

static

Definition at line 82 of file server.c.

Referenced by captured_main(), handle_detach(), handle_v_requests(), and process_serial_event().

general_thread

ptid_t general_thread

Definition at line 78 of file server.c.

Referenced by done_accessing_memory(), handle_btrace_conf_general_set(), handle_btrace_general_set(), handle_query(), handle_qxfer_btrace(), handle_qxfer_btrace_conf(), handle_status(), handle_v_run(), prepare_resume_reply(), prepare_to_access_memory(), process_serial_event(), and set_desired_thread().

hwbreak_feature

int hwbreak_feature

Definition at line 100 of file server.c.

Referenced by captured_main(), handle_query(), and prepare_resume_reply().

last_ptid

ptid_t last_ptid

Definition at line 136 of file server.c.

Referenced by attach_inferior(), captured_main(), handle_detach(), handle_pending_status(), handle_status(), handle_target_event(), handle_v_attach(), handle_v_kill(), handle_v_run(), post_fork_inferior(), process_serial_event(), resume(), and startup_inferior().

last_status

struct target_waitstatus last_status

Definition at line 135 of file server.c.

Referenced by attach_inferior(), captured_main(), handle_detach(), handle_pending_status(), handle_status(), handle_target_event(), handle_v_attach(), handle_v_kill(), handle_v_run(), post_fork_inferior(), process_serial_event(), and resume().

mem_buf

unsigned char* mem_buf

static

Definition at line 139 of file server.c.

Referenced by captured_main(), look_up_one_symbol(), process_serial_event(), and relocate_instruction().

multi_process

int multi_process

Definition at line 89 of file server.c.

Referenced by captured_main(), handle_detach(), handle_query(), handle_v_kill(), handle_v_requests(), prepare_resume_reply(), and write_ptid().

non_stop

int non_stop

Definition at line 98 of file server.c.

Referenced by attach_inferior(), captured_main(), handle_detach(), handle_general_set(), handle_status(), handle_v_attach(), handle_v_run(), linux_attach(), linux_done_accessing_memory(), linux_prepare_to_access_memory(), linux_resume(), linux_wait_1(), prepare_resume_reply(), resume(), select_event_lwp(), and target_stop_and_wait().

notif_stop

struct notif_server notif_stop

Initial value:

=
{
  "vStopped", "Stop", NULL, vstop_notif_reply,
}

Definition at line 244 of file server.c.

Referenced by discard_queued_stop_replies(), handle_status(), in_queued_stop_replies(), push_stop_notification(), queue_stop_reply(), and queue_stop_reply_callback().

our_environ

gdb_environ our_environ

static

Definition at line 61 of file server.c.

Referenced by captured_main(), get_environ(), and handle_general_set().

own_buf

char* own_buf

Definition at line 138 of file server.c.

Referenced by captured_main(), cmd_bigqtbuffer_circular(), cmd_bigqtbuffer_size(), cmd_qtbuffer(), cmd_qtdisconnected(), cmd_qtdp(), cmd_qtdpsrc(), cmd_qtdv(), cmd_qtenable_disable(), cmd_qtframe(), cmd_qtnotes(), cmd_qtp(), cmd_qtro(), cmd_qtv(), handle_btrace_conf_general_set(), handle_btrace_general_set(), handle_close(), handle_detach(), handle_fstat(), handle_general_set(), handle_monitor_command(), handle_notif_ack(), handle_open(), handle_pending_status(), handle_pread(), handle_pwrite(), handle_query(), handle_qxfer(), handle_qxfer_btrace(), handle_qxfer_btrace_conf(), handle_readlink(), handle_search_memory(), handle_setfs(), handle_status(), handle_unlink(), handle_v_attach(), handle_v_cont(), handle_v_kill(), handle_v_requests(), handle_v_run(), handle_vFile(), hostio_error(), hostio_packet_error(), hostio_reply(), hostio_reply_with_data(), install_tracepoint(), look_up_one_symbol(), notif_write_event(), process_serial_event(), relocate_instruction(), resume(), and vstop_notif_reply().

pass_signals

int pass_signals[GDB_SIGNAL_LAST]

Definition at line 115 of file server.c.

Referenced by handle_general_set(), and linux_wait_1().

program_args

std::vector<char *> program_args

static

Definition at line 112 of file server.c.

Referenced by captured_main(), handle_v_run(), linux_create_inferior(), lynx_create_inferior(), nto_create_inferior(), process_serial_event(), spu_create_inferior(), and win32_create_inferior().

program_name

char* program_name = NULL

static

Definition at line 111 of file server.c.

Referenced by captured_main(), get_exec_file(), handle_v_run(), and process_serial_event().

program_signals

int program_signals[GDB_SIGNAL_LAST]

Definition at line 116 of file server.c.

Referenced by get_detach_signal(), and handle_general_set().

program_signals_p

int program_signals_p

Definition at line 117 of file server.c.

Referenced by get_detach_signal(), and handle_general_set().

qxfer_packets

const struct qxfer qxfer_packets[]

static

Initial value:

=
  {
    { "auxv", handle_qxfer_auxv },
    { "btrace", handle_qxfer_btrace },
    { "btrace-conf", handle_qxfer_btrace_conf },
    { "exec-file", handle_qxfer_exec_file},
    { "fdpic", handle_qxfer_fdpic},
    { "features", handle_qxfer_features },
    { "libraries", handle_qxfer_libraries },
    { "libraries-svr4", handle_qxfer_libraries_svr4 },
    { "osdata", handle_qxfer_osdata },
    { "siginfo", handle_qxfer_siginfo },
    { "spu", handle_qxfer_spu },
    { "statictrace", handle_qxfer_statictrace },
    { "threads", handle_qxfer_threads },
    { "traceframe-info", handle_qxfer_traceframe_info },
  }

Definition at line 1951 of file server.c.

Referenced by handle_qxfer().

remote_debug

int remote_debug

Definition at line 106 of file remote-utils.c.

Referenced by captured_main(), getpkt(), handle_general_set(), handle_monitor_command(), putpkt_binary_1(), and readchar().

report_exec_events

int report_exec_events

Definition at line 92 of file server.c.

Referenced by captured_main(), handle_extended_wait(), handle_query(), linux_low_ptrace_options(), and prepare_resume_reply().

report_fork_events

int report_fork_events

Definition at line 90 of file server.c.

Referenced by captured_main(), handle_query(), linux_low_ptrace_options(), and prepare_resume_reply().

report_no_resumed

int report_no_resumed

static

Definition at line 96 of file server.c.

Referenced by handle_query(), handle_target_event(), and resume().

report_thread_events

int report_thread_events

Definition at line 93 of file server.c.

Referenced by filter_exit_event(), handle_extended_wait(), handle_general_set(), linux_low_filter_event(), and prepare_resume_reply().

report_vfork_events

int report_vfork_events

Definition at line 91 of file server.c.

Referenced by captured_main(), handle_query(), linux_low_ptrace_options(), and prepare_resume_reply().

response_needed

int response_needed

static

Definition at line 83 of file server.c.

Referenced by captured_main(), and process_serial_event().

run_once

int run_once

Definition at line 87 of file server.c.

Referenced by captured_main(), and handle_accept_event().

server_waiting

int server_waiting

Definition at line 80 of file server.c.

Referenced by handle_output_debug_string(), mywait(), and spu_wait().

signal_pid

unsigned long signal_pid

Definition at line 124 of file server.c.

Referenced by attach_inferior(), handle_v_kill(), linux_request_interrupt(), and post_fork_inferior().

startup_with_shell

int startup_with_shell = 1

Definition at line 67 of file server.c.

Referenced by captured_main(), fork_inferior(), handle_general_set(), and startup_inferior().

swbreak_feature

int swbreak_feature

Definition at line 99 of file server.c.

Referenced by captured_main(), handle_query(), linux_wait_1(), and prepare_resume_reply().

vCont_supported

int vCont_supported

static

Definition at line 105 of file server.c.

Referenced by captured_main(), handle_query(), and handle_v_requests().

wrapper_argv

std::string wrapper_argv

static

Definition at line 113 of file server.c.

Referenced by captured_main(), and get_exec_wrapper().