1 /* <proc_service.h> replacement for systems that don't have it.
2 Copyright (C) 2000-2017 Free Software Foundation, Inc.
4 This file is part of GDB.
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
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
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.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 #ifndef GDB_PROC_SERVICE_H
20 #define GDB_PROC_SERVICE_H
22 #include <sys/types.h>
24 #ifdef HAVE_PROC_SERVICE_H
26 /* glibc's proc_service.h doesn't wrap itself with extern "C". Need
27 to do it ourselves. */
30 #include <proc_service.h>
36 #ifdef HAVE_SYS_PROCFS_H
37 #include <sys/procfs.h>
40 /* Not all platforms bring in <linux/elf.h> via <sys/procfs.h>. If
41 <sys/procfs.h> wasn't enough to find elf_fpregset_t, try the kernel
42 headers also (but don't if we don't need to). */
43 #ifndef HAVE_ELF_FPREGSET_T
44 # ifdef HAVE_LINUX_ELF_H
45 # include <linux/elf.h>
54 PS_ERR
, /* Generic error. */
55 PS_BADPID
, /* Bad process handle. */
56 PS_BADLID
, /* Bad LWP id. */
57 PS_BADADDR
, /* Bad address. */
58 PS_NOSYM
, /* Symbol not found. */
59 PS_NOFREGS
/* FPU register set not available. */
63 typedef unsigned int lwpid_t
;
67 typedef void *psaddr_t
;
70 #ifndef HAVE_PRGREGSET_T
71 typedef elf_gregset_t prgregset_t
;
74 #ifndef HAVE_PRFPREGSET_T
75 typedef elf_fpregset_t prfpregset_t
;
78 /* This type is opaque in this interface. It's defined by the user of
79 libthread_db. GDB's version is defined below. */
83 /* Read or write process memory at the given address. */
84 extern ps_err_e
ps_pdread (struct ps_prochandle
*,
85 psaddr_t
, void *, size_t);
86 extern ps_err_e
ps_pdwrite (struct ps_prochandle
*,
87 psaddr_t
, const void *, size_t);
88 extern ps_err_e
ps_ptread (struct ps_prochandle
*,
89 psaddr_t
, void *, size_t);
90 extern ps_err_e
ps_ptwrite (struct ps_prochandle
*,
91 psaddr_t
, const void *, size_t);
94 /* Get and set the given LWP's general or FPU register set. */
95 extern ps_err_e
ps_lgetregs (struct ps_prochandle
*,
96 lwpid_t
, prgregset_t
);
97 extern ps_err_e
ps_lsetregs (struct ps_prochandle
*,
98 lwpid_t
, const prgregset_t
);
99 extern ps_err_e
ps_lgetfpregs (struct ps_prochandle
*,
100 lwpid_t
, prfpregset_t
*);
101 extern ps_err_e
ps_lsetfpregs (struct ps_prochandle
*,
102 lwpid_t
, const prfpregset_t
*);
104 /* Return the PID of the process. */
105 extern pid_t
ps_getpid (struct ps_prochandle
*);
107 /* Fetch the special per-thread address associated with the given LWP.
108 This call is only used on a few platforms (most use a normal register).
109 The meaning of the `int' parameter is machine-dependent. */
110 extern ps_err_e
ps_get_thread_area (struct ps_prochandle
*,
111 lwpid_t
, int, psaddr_t
*);
114 /* Look up the named symbol in the named DSO in the symbol tables
115 associated with the process being debugged, filling in *SYM_ADDR
116 with the corresponding run-time address. */
117 extern ps_err_e
ps_pglobal_lookup (struct ps_prochandle
*,
118 const char *object_name
,
119 const char *sym_name
,
123 /* Stop or continue the entire process. */
124 extern ps_err_e
ps_pstop (struct ps_prochandle
*);
125 extern ps_err_e
ps_pcontinue (struct ps_prochandle
*);
127 /* Stop or continue the given LWP alone. */
128 extern ps_err_e
ps_lstop (struct ps_prochandle
*, lwpid_t
);
129 extern ps_err_e
ps_lcontinue (struct ps_prochandle
*, lwpid_t
);
131 /* The following are only defined in/called by Solaris. */
133 /* Get size of extra register set. */
134 extern ps_err_e
ps_lgetxregsize (struct ps_prochandle
*ph
,
135 lwpid_t lwpid
, int *xregsize
);
136 /* Get extra register set. */
137 extern ps_err_e
ps_lgetxregs (struct ps_prochandle
*ph
, lwpid_t lwpid
,
139 extern ps_err_e
ps_lsetxregs (struct ps_prochandle
*ph
, lwpid_t lwpid
,
142 /* Log a message (sends to gdb_stderr). */
143 extern void ps_plog (const char *fmt
, ...);
147 #endif /* HAVE_PROC_SERVICE_H */
149 /* Structure that identifies the target process. */
152 /* We don't need to track anything. All context is served from the
156 #endif /* gdb_proc_service.h */