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c906108c | 1 | /* Common definitions for remote server for GDB. |
1d506c26 | 2 | Copyright (C) 1993-2024 Free Software Foundation, Inc. |
c906108c | 3 | |
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
6 | This program is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 8 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 9 | (at your option) any later version. |
c906108c | 10 | |
c5aa993b JM |
11 | This program is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
c906108c | 15 | |
c5aa993b | 16 | You should have received a copy of the GNU General Public License |
a9762ec7 | 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c | 18 | |
1a5c2598 TT |
19 | #ifndef GDBSERVER_SERVER_H |
20 | #define GDBSERVER_SERVER_H | |
0a30fbc4 | 21 | |
268a13a5 | 22 | #include "gdbsupport/common-defs.h" |
0729219d | 23 | |
01027315 TT |
24 | #undef PACKAGE |
25 | #undef PACKAGE_NAME | |
26 | #undef PACKAGE_VERSION | |
27 | #undef PACKAGE_STRING | |
28 | #undef PACKAGE_TARNAME | |
29 | ||
30 | #include <config.h> | |
31 | ||
69f6730d | 32 | static_assert (sizeof (CORE_ADDR) >= sizeof (void *)); |
9239eeab | 33 | |
268a13a5 | 34 | #include "gdbsupport/version.h" |
18c1b81a | 35 | |
68070c10 PA |
36 | #if !HAVE_DECL_PERROR |
37 | #ifndef perror | |
38 | extern void perror (const char *); | |
39 | #endif | |
40 | #endif | |
41 | ||
bb0116a4 JB |
42 | #if !HAVE_DECL_VASPRINTF |
43 | extern int vasprintf(char **strp, const char *fmt, va_list ap); | |
44 | #endif | |
45 | #if !HAVE_DECL_VSNPRINTF | |
46 | int vsnprintf(char *str, size_t size, const char *format, va_list ap); | |
47 | #endif | |
48 | ||
5e1dc496 LM |
49 | #ifdef IN_PROCESS_AGENT |
50 | # define PROG "ipa" | |
51 | #else | |
52 | # define PROG "gdbserver" | |
53 | #endif | |
54 | ||
268a13a5 | 55 | #include "gdbsupport/xml-utils.h" |
d50171e4 | 56 | #include "regcache.h" |
268a13a5 | 57 | #include "gdbsupport/gdb_signals.h" |
d50171e4 PA |
58 | #include "target.h" |
59 | #include "mem-break.h" | |
268a13a5 | 60 | #include "gdbsupport/environ.h" |
c04a1aa8 | 61 | |
c906108c SS |
62 | /* Target-specific functions */ |
63 | ||
4ce44c66 | 64 | void initialize_low (); |
c906108c | 65 | |
c906108c SS |
66 | /* Public variables in server.c */ |
67 | ||
3e6ec53a | 68 | extern bool server_waiting; |
c906108c | 69 | |
3e6ec53a CB |
70 | extern bool disable_packet_vCont; |
71 | extern bool disable_packet_Tthread; | |
72 | extern bool disable_packet_qC; | |
73 | extern bool disable_packet_qfThreadInfo; | |
442131c1 | 74 | extern bool disable_packet_T; |
db42f210 | 75 | |
3e6ec53a CB |
76 | extern bool run_once; |
77 | extern bool non_stop; | |
bd99dc85 | 78 | |
55d7aec8 | 79 | #include "gdbsupport/event-loop.h" |
bd99dc85 PA |
80 | |
81 | /* Functions from server.c. */ | |
28170b88 MK |
82 | extern void handle_v_requests (char *own_buf, int packet_len, |
83 | int *new_packet_len); | |
55d7aec8 TT |
84 | extern void handle_serial_event (int err, gdb_client_data client_data); |
85 | extern void handle_target_event (int err, gdb_client_data client_data); | |
bd99dc85 | 86 | |
465a859e PA |
87 | /* Get rid of the currently pending stop replies that match PTID. */ |
88 | extern void discard_queued_stop_replies (ptid_t ptid); | |
89 | ||
5a04c4cf PA |
90 | /* Returns true if there's a pending stop reply that matches PTID in |
91 | the vStopped notifications queue. */ | |
92 | extern int in_queued_stop_replies (ptid_t ptid); | |
93 | ||
541af0f4 | 94 | #include "remote-utils.h" |
c74d0ad8 | 95 | |
ff42e6ab | 96 | #include "utils.h" |
87ce2a04 | 97 | #include "debug.h" |
268a13a5 | 98 | #include "gdbsupport/gdb_vecs.h" |
0a30fbc4 | 99 | |
5c44784c JM |
100 | /* Maximum number of bytes to read/write at once. The value here |
101 | is chosen to fill up a packet (the headers account for the 32). */ | |
102 | #define MAXBUFBYTES(N) (((N)-32)/2) | |
103 | ||
bb9c3d36 | 104 | /* Buffer sizes for transferring memory, registers, etc. Set to a constant |
33b5899f | 105 | value to accommodate multiple register formats. This value must be at least |
bb9c3d36 | 106 | as large as the largest register set supported by gdbserver. */ |
b816042e | 107 | #define PBUFSIZ 131104 |
0a30fbc4 | 108 | |
82075af2 JS |
109 | /* Definition for an unknown syscall, used basically in error-cases. */ |
110 | #define UNKNOWN_SYSCALL (-1) | |
111 | ||
112 | /* Definition for any syscall, used for unfiltered syscall reporting. */ | |
113 | #define ANY_SYSCALL (-2) | |
114 | ||
2090129c SDJ |
115 | /* After fork_inferior has been called, we need to adjust a few |
116 | signals and call startup_inferior to start the inferior and consume | |
117 | its first events. This is done here. PID is the pid of the new | |
118 | inferior and PROGRAM is its name. */ | |
119 | extern void post_fork_inferior (int pid, const char *program); | |
120 | ||
9a6c7d9c SDJ |
121 | /* Get the gdb_environ being used in the current session. */ |
122 | extern gdb_environ *get_environ (); | |
2090129c | 123 | |
2090129c SDJ |
124 | extern unsigned long signal_pid; |
125 | ||
c12a5089 SC |
126 | |
127 | /* Description of the client remote protocol state for the currently | |
128 | connected client. */ | |
129 | ||
130 | struct client_state | |
131 | { | |
132 | client_state (): | |
133 | own_buf ((char *) xmalloc (PBUFSIZ + 1)) | |
134 | {} | |
135 | ||
136 | /* The thread set with an `Hc' packet. `Hc' is deprecated in favor of | |
137 | `vCont'. Note the multi-process extensions made `vCont' a | |
138 | requirement, so `Hc pPID.TID' is pretty much undefined. So | |
139 | CONT_THREAD can be null_ptid for no `Hc' thread, minus_one_ptid for | |
140 | resuming all threads of the process (again, `Hc' isn't used for | |
141 | multi-process), or a specific thread ptid_t. */ | |
142 | ptid_t cont_thread; | |
143 | ||
144 | /* The thread set with an `Hg' packet. */ | |
145 | ptid_t general_thread; | |
146 | ||
147 | int multi_process = 0; | |
148 | int report_fork_events = 0; | |
149 | int report_vfork_events = 0; | |
150 | int report_exec_events = 0; | |
151 | int report_thread_events = 0; | |
152 | ||
153 | /* True if the "swbreak+" feature is active. In that case, GDB wants | |
154 | us to report whether a trap is explained by a software breakpoint | |
155 | and for the server to handle PC adjustment if necessary on this | |
156 | target. Only enabled if the target supports it. */ | |
157 | int swbreak_feature = 0; | |
158 | /* True if the "hwbreak+" feature is active. In that case, GDB wants | |
159 | us to report whether a trap is explained by a hardware breakpoint. | |
160 | Only enabled if the target supports it. */ | |
161 | int hwbreak_feature = 0; | |
162 | ||
163 | /* True if the "vContSupported" feature is active. In that case, GDB | |
164 | wants us to report whether single step is supported in the reply to | |
165 | "vCont?" packet. */ | |
166 | int vCont_supported = 0; | |
167 | ||
168 | /* Whether we should attempt to disable the operating system's address | |
169 | space randomization feature before starting an inferior. */ | |
4e2aa472 | 170 | int disable_randomization = 1; |
c12a5089 SC |
171 | |
172 | int pass_signals[GDB_SIGNAL_LAST]; | |
173 | int program_signals[GDB_SIGNAL_LAST]; | |
174 | int program_signals_p = 0; | |
175 | ||
176 | /* Last status reported to GDB. */ | |
177 | struct target_waitstatus last_status; | |
178 | ptid_t last_ptid; | |
179 | ||
180 | char *own_buf; | |
181 | ||
182 | /* If true, then GDB has requested noack mode. */ | |
183 | int noack_mode = 0; | |
184 | /* If true, then we tell GDB to use noack mode by default. */ | |
185 | int transport_is_reliable = 0; | |
186 | ||
187 | /* The traceframe to be used as the source of data to send back to | |
188 | GDB. A value of -1 means to get data from the live program. */ | |
189 | ||
190 | int current_traceframe = -1; | |
191 | ||
546b77fe LM |
192 | /* If true, memory tagging features are supported. */ |
193 | bool memory_tagging_feature = false; | |
194 | ||
c12a5089 SC |
195 | }; |
196 | ||
197 | client_state &get_client_state (); | |
198 | ||
199 | #include "gdbthread.h" | |
200 | #include "inferiors.h" | |
201 | ||
1a5c2598 | 202 | #endif /* GDBSERVER_SERVER_H */ |