Commit | Line | Data |
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c906108c | 1 | /* Common definitions for remote server for GDB. |
b811d2c2 | 2 | Copyright (C) 1993-2020 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 | |
9239eeab GB |
24 | gdb_static_assert (sizeof (CORE_ADDR) >= sizeof (void *)); |
25 | ||
68070c10 PA |
26 | #ifdef __MINGW32CE__ |
27 | #include "wincecompat.h" | |
28 | #endif | |
29 | ||
268a13a5 | 30 | #include "gdbsupport/version.h" |
18c1b81a | 31 | |
68070c10 PA |
32 | #if !HAVE_DECL_PERROR |
33 | #ifndef perror | |
34 | extern void perror (const char *); | |
35 | #endif | |
36 | #endif | |
37 | ||
bb0116a4 JB |
38 | #if !HAVE_DECL_VASPRINTF |
39 | extern int vasprintf(char **strp, const char *fmt, va_list ap); | |
40 | #endif | |
41 | #if !HAVE_DECL_VSNPRINTF | |
42 | int vsnprintf(char *str, size_t size, const char *format, va_list ap); | |
43 | #endif | |
44 | ||
5e1dc496 LM |
45 | #ifdef IN_PROCESS_AGENT |
46 | # define PROG "ipa" | |
47 | #else | |
48 | # define PROG "gdbserver" | |
49 | #endif | |
50 | ||
268a13a5 TT |
51 | #include "gdbsupport/buffer.h" |
52 | #include "gdbsupport/xml-utils.h" | |
d50171e4 | 53 | #include "regcache.h" |
268a13a5 | 54 | #include "gdbsupport/gdb_signals.h" |
d50171e4 PA |
55 | #include "target.h" |
56 | #include "mem-break.h" | |
268a13a5 | 57 | #include "gdbsupport/environ.h" |
c04a1aa8 | 58 | |
c906108c SS |
59 | /* Target-specific functions */ |
60 | ||
4ce44c66 | 61 | void initialize_low (); |
c906108c | 62 | |
c906108c SS |
63 | /* Public variables in server.c */ |
64 | ||
3e6ec53a | 65 | extern bool server_waiting; |
c906108c | 66 | |
3e6ec53a CB |
67 | extern bool disable_packet_vCont; |
68 | extern bool disable_packet_Tthread; | |
69 | extern bool disable_packet_qC; | |
70 | extern bool disable_packet_qfThreadInfo; | |
db42f210 | 71 | |
3e6ec53a CB |
72 | extern bool run_once; |
73 | extern bool non_stop; | |
bd99dc85 | 74 | |
ec48365d PA |
75 | #if USE_WIN32API |
76 | #include <winsock2.h> | |
77 | typedef SOCKET gdb_fildes_t; | |
78 | #else | |
79 | typedef int gdb_fildes_t; | |
80 | #endif | |
81 | ||
0ce3d3b5 | 82 | #include "event-loop.h" |
bd99dc85 PA |
83 | |
84 | /* Functions from server.c. */ | |
28170b88 MK |
85 | extern void handle_v_requests (char *own_buf, int packet_len, |
86 | int *new_packet_len); | |
8336d594 PA |
87 | extern int handle_serial_event (int err, gdb_client_data client_data); |
88 | extern int handle_target_event (int err, gdb_client_data client_data); | |
bd99dc85 | 89 | |
465a859e PA |
90 | /* Get rid of the currently pending stop replies that match PTID. */ |
91 | extern void discard_queued_stop_replies (ptid_t ptid); | |
92 | ||
5a04c4cf PA |
93 | /* Returns true if there's a pending stop reply that matches PTID in |
94 | the vStopped notifications queue. */ | |
95 | extern int in_queued_stop_replies (ptid_t ptid); | |
96 | ||
541af0f4 | 97 | #include "remote-utils.h" |
c74d0ad8 | 98 | |
ff42e6ab | 99 | #include "utils.h" |
87ce2a04 | 100 | #include "debug.h" |
268a13a5 | 101 | #include "gdbsupport/gdb_vecs.h" |
0a30fbc4 | 102 | |
5c44784c JM |
103 | /* Maximum number of bytes to read/write at once. The value here |
104 | is chosen to fill up a packet (the headers account for the 32). */ | |
105 | #define MAXBUFBYTES(N) (((N)-32)/2) | |
106 | ||
bb9c3d36 UW |
107 | /* Buffer sizes for transferring memory, registers, etc. Set to a constant |
108 | value to accomodate multiple register formats. This value must be at least | |
109 | as large as the largest register set supported by gdbserver. */ | |
b91ad3ff | 110 | #define PBUFSIZ 18432 |
0a30fbc4 | 111 | |
82075af2 JS |
112 | /* Definition for an unknown syscall, used basically in error-cases. */ |
113 | #define UNKNOWN_SYSCALL (-1) | |
114 | ||
115 | /* Definition for any syscall, used for unfiltered syscall reporting. */ | |
116 | #define ANY_SYSCALL (-2) | |
117 | ||
2090129c SDJ |
118 | /* After fork_inferior has been called, we need to adjust a few |
119 | signals and call startup_inferior to start the inferior and consume | |
120 | its first events. This is done here. PID is the pid of the new | |
121 | inferior and PROGRAM is its name. */ | |
122 | extern void post_fork_inferior (int pid, const char *program); | |
123 | ||
9a6c7d9c SDJ |
124 | /* Get the gdb_environ being used in the current session. */ |
125 | extern gdb_environ *get_environ (); | |
2090129c | 126 | |
2090129c SDJ |
127 | extern unsigned long signal_pid; |
128 | ||
c12a5089 SC |
129 | |
130 | /* Description of the client remote protocol state for the currently | |
131 | connected client. */ | |
132 | ||
133 | struct client_state | |
134 | { | |
135 | client_state (): | |
136 | own_buf ((char *) xmalloc (PBUFSIZ + 1)) | |
137 | {} | |
138 | ||
139 | /* The thread set with an `Hc' packet. `Hc' is deprecated in favor of | |
140 | `vCont'. Note the multi-process extensions made `vCont' a | |
141 | requirement, so `Hc pPID.TID' is pretty much undefined. So | |
142 | CONT_THREAD can be null_ptid for no `Hc' thread, minus_one_ptid for | |
143 | resuming all threads of the process (again, `Hc' isn't used for | |
144 | multi-process), or a specific thread ptid_t. */ | |
145 | ptid_t cont_thread; | |
146 | ||
147 | /* The thread set with an `Hg' packet. */ | |
148 | ptid_t general_thread; | |
149 | ||
150 | int multi_process = 0; | |
151 | int report_fork_events = 0; | |
152 | int report_vfork_events = 0; | |
153 | int report_exec_events = 0; | |
154 | int report_thread_events = 0; | |
155 | ||
156 | /* True if the "swbreak+" feature is active. In that case, GDB wants | |
157 | us to report whether a trap is explained by a software breakpoint | |
158 | and for the server to handle PC adjustment if necessary on this | |
159 | target. Only enabled if the target supports it. */ | |
160 | int swbreak_feature = 0; | |
161 | /* True if the "hwbreak+" feature is active. In that case, GDB wants | |
162 | us to report whether a trap is explained by a hardware breakpoint. | |
163 | Only enabled if the target supports it. */ | |
164 | int hwbreak_feature = 0; | |
165 | ||
166 | /* True if the "vContSupported" feature is active. In that case, GDB | |
167 | wants us to report whether single step is supported in the reply to | |
168 | "vCont?" packet. */ | |
169 | int vCont_supported = 0; | |
170 | ||
171 | /* Whether we should attempt to disable the operating system's address | |
172 | space randomization feature before starting an inferior. */ | |
4e2aa472 | 173 | int disable_randomization = 1; |
c12a5089 SC |
174 | |
175 | int pass_signals[GDB_SIGNAL_LAST]; | |
176 | int program_signals[GDB_SIGNAL_LAST]; | |
177 | int program_signals_p = 0; | |
178 | ||
179 | /* Last status reported to GDB. */ | |
180 | struct target_waitstatus last_status; | |
181 | ptid_t last_ptid; | |
182 | ||
183 | char *own_buf; | |
184 | ||
185 | /* If true, then GDB has requested noack mode. */ | |
186 | int noack_mode = 0; | |
187 | /* If true, then we tell GDB to use noack mode by default. */ | |
188 | int transport_is_reliable = 0; | |
189 | ||
190 | /* The traceframe to be used as the source of data to send back to | |
191 | GDB. A value of -1 means to get data from the live program. */ | |
192 | ||
193 | int current_traceframe = -1; | |
194 | ||
195 | }; | |
196 | ||
197 | client_state &get_client_state (); | |
198 | ||
199 | #include "gdbthread.h" | |
200 | #include "inferiors.h" | |
201 | ||
1a5c2598 | 202 | #endif /* GDBSERVER_SERVER_H */ |