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0050a760 | 1 | /* <proc_service.h> replacement for systems that don't have it. |
32d0add0 | 2 | Copyright (C) 2000-2015 Free Software Foundation, Inc. |
0050a760 DJ |
3 | |
4 | This file is part of GDB. | |
5 | ||
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 |
0050a760 DJ |
9 | (at your option) any later version. |
10 | ||
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. | |
15 | ||
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/>. */ |
0050a760 DJ |
18 | |
19 | #ifndef GDB_PROC_SERVICE_H | |
20 | #define GDB_PROC_SERVICE_H | |
21 | ||
22 | #include <sys/types.h> | |
23 | ||
24 | #ifdef HAVE_PROC_SERVICE_H | |
749bab01 PA |
25 | |
26 | /* glibc's proc_service.h doesn't wrap itself with extern "C". Need | |
27 | to do it ourselves. */ | |
28 | EXTERN_C_PUSH | |
29 | ||
0050a760 | 30 | #include <proc_service.h> |
749bab01 PA |
31 | |
32 | EXTERN_C_POP | |
33 | ||
0050a760 DJ |
34 | #else |
35 | ||
36 | #ifdef HAVE_SYS_PROCFS_H | |
37 | #include <sys/procfs.h> | |
38 | #endif | |
39 | ||
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> | |
46 | # endif | |
47 | #endif | |
48 | ||
749bab01 PA |
49 | EXTERN_C_PUSH |
50 | ||
0050a760 DJ |
51 | typedef enum |
52 | { | |
53 | PS_OK, /* Success. */ | |
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. */ | |
60 | } ps_err_e; | |
61 | ||
62 | #ifndef HAVE_LWPID_T | |
63 | typedef unsigned int lwpid_t; | |
64 | #endif | |
65 | ||
66 | #ifndef HAVE_PSADDR_T | |
00f515da | 67 | typedef void *psaddr_t; |
0050a760 DJ |
68 | #endif |
69 | ||
70 | #ifndef HAVE_PRGREGSET_T | |
71 | typedef elf_gregset_t prgregset_t; | |
72 | #endif | |
73 | ||
1041a03c JB |
74 | #ifndef HAVE_PRFPREGSET_T |
75 | typedef elf_fpregset_t prfpregset_t; | |
76 | #endif | |
77 | ||
749bab01 PA |
78 | /* This type is opaque in this interface. It's defined by the user of |
79 | libthread_db. GDB's version is defined below. */ | |
80 | struct ps_prochandle; | |
81 | ||
82 | ||
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); | |
92 | ||
93 | ||
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 *); | |
103 | ||
104 | /* Return the PID of the process. */ | |
105 | extern pid_t ps_getpid (struct ps_prochandle *); | |
106 | ||
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 (const struct ps_prochandle *, | |
111 | lwpid_t, int, psaddr_t *); | |
112 | ||
113 | ||
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, | |
120 | psaddr_t *sym_addr); | |
121 | ||
122 | ||
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 *); | |
126 | ||
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); | |
130 | ||
131 | /* The following are only defined in/called by Solaris. */ | |
132 | ||
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, | |
138 | caddr_t xregset); | |
139 | extern ps_err_e ps_lsetxregs (struct ps_prochandle *ph, lwpid_t lwpid, | |
140 | caddr_t xregset); | |
141 | ||
142 | /* Log a message (sends to gdb_stderr). */ | |
143 | extern void ps_plog (const char *fmt, ...); | |
144 | ||
145 | EXTERN_C_POP | |
146 | ||
0050a760 DJ |
147 | #endif /* HAVE_PROC_SERVICE_H */ |
148 | ||
149 | /* Structure that identifies the target process. */ | |
150 | struct ps_prochandle | |
151 | { | |
95954743 PA |
152 | /* We don't need to track anything. All context is served from the |
153 | current inferior. */ | |
0050a760 DJ |
154 | }; |
155 | ||
156 | #endif /* gdb_proc_service.h */ |