1 /* Copyright (C) 2006 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 /* This is somewhat modelled after the file of the same name on SVR4
20 systems. It provides a definition of the core file format for ELF
21 used on Linux. It doesn't have anything to do with the /proc file
22 system, even though Linux has one.
24 Anyway, the whole purpose of this file is for GDB and GDB only.
25 Don't read too much into it. Don't use it for anything other than
26 GDB unless you know what you are doing. */
30 #include <sys/types.h>
32 /* We define here only the symbols differing from their 64-bit variant. */
33 #include <sys/procfs.h>
38 typedef unsigned int uint32_t;
41 #define HAVE_PRPSINFO32_T
42 #define HAVE_PRSTATUS32_T
44 /* These are the 32-bit x86 structures. */
46 struct user_fpregs32_struct
55 int32_t st_space [20];
58 struct user_fpxregs32_struct
60 unsigned short int cwd;
61 unsigned short int swd;
62 unsigned short int twd;
63 unsigned short int fop;
70 int32_t st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */
71 int32_t xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */
75 struct user_regs32_struct
98 struct user_regs32_struct regs;
100 struct user_fpregs32_struct i387;
105 uint32_t start_stack;
108 struct user_regs32_struct* u_ar0;
109 struct user_fpregs32_struct* u_fpstate;
115 /* Type for a general-purpose register. */
116 typedef unsigned int elf_greg32_t;
118 /* And the whole bunch of them. We could have used `struct
119 user_regs_struct' directly in the typedef, but tradition says that
120 the register set is an array, which does have some peculiar
121 semantics, so leave it that way. */
122 #define ELF_NGREG32 (sizeof (struct user_regs32_struct) / sizeof(elf_greg32_t))
123 typedef elf_greg32_t elf_gregset32_t[ELF_NGREG32];
125 /* Register set for the floating-point registers. */
126 typedef struct user_fpregs32_struct elf_fpregset32_t;
128 /* Register set for the extended floating-point registers. Includes
129 the Pentium III SSE registers in addition to the classic
130 floating-point stuff. */
131 typedef struct user_fpxregs32_struct elf_fpxregset32_t;
134 /* Definitions to generate Intel SVR4-like core files. These mostly
135 have the same names as the SVR4 types with "elf_" tacked on the
136 front to prevent clashes with Linux definitions, and the typedef
137 forms have been avoided. This is mostly like the SVR4 structure,
138 but more Linuxy, with things that Linux does not support and which
139 GDB doesn't really use excluded. */
141 struct prstatus32_timeval
147 struct elf_prstatus32
149 struct elf_siginfo pr_info; /* Info associated with signal. */
150 short int pr_cursig; /* Current signal. */
151 unsigned int pr_sigpend; /* Set of pending signals. */
152 unsigned int pr_sighold; /* Set of held signals. */
157 struct prstatus32_timeval pr_utime; /* User time. */
158 struct prstatus32_timeval pr_stime; /* System time. */
159 struct prstatus32_timeval pr_cutime; /* Cumulative user time. */
160 struct prstatus32_timeval pr_cstime; /* Cumulative system time. */
161 elf_gregset32_t pr_reg; /* GP registers. */
162 int pr_fpvalid; /* True if math copro being used. */
166 struct elf_prpsinfo32
168 char pr_state; /* Numeric process state. */
169 char pr_sname; /* Char for pr_state. */
170 char pr_zomb; /* Zombie. */
171 char pr_nice; /* Nice val. */
172 unsigned int pr_flag; /* Flags. */
173 unsigned short int pr_uid;
174 unsigned short int pr_gid;
175 int pr_pid, pr_ppid, pr_pgrp, pr_sid;
177 char pr_fname[16]; /* Filename of executable. */
178 char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */
182 /* The rest of this file provides the types for emulation of the
183 Solaris <proc_service.h> interfaces that should be implemented by
184 users of libthread_db. */
186 /* Register sets. Linux has different names. */
187 typedef elf_gregset_t prgregset32_t;
188 typedef elf_fpregset_t prfpregset32_t;
190 /* Process status and info. In the end we do provide typedefs for them. */
191 typedef struct elf_prstatus32 prstatus32_t;
192 typedef struct elf_prpsinfo32 prpsinfo32_t;