1 /* Copyright (C) 2006, 2011 2 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, write to the Free 17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 18 02111-1307 USA. */ 19 20 /* This is somewhat modelled after the file of the same name on SVR4 21 systems. It provides a definition of the core file format for ELF 22 used on Linux. It doesn't have anything to do with the /proc file 23 system, even though Linux has one. 24 25 Anyway, the whole purpose of this file is for GDB and GDB only. 26 Don't read too much into it. Don't use it for anything other than 27 GDB unless you know what you are doing. */ 28 29 #include <features.h> 30 #include <sys/time.h> 31 #include <sys/types.h> 32 33 /* We define here only the symbols differing from their 64-bit variant. */ 34 #include <sys/procfs.h> 35 36 #ifdef HAVE_STDINT_H 37 #include <stdint.h> 38 #else 39 typedef unsigned int uint32_t; 40 typedef unsigned long long int uint64_t; 41 #endif 42 43 #undef HAVE_PRPSINFO32_T 44 #define HAVE_PRPSINFO32_T 45 #undef HAVE_PRPSINFO32_T_PR_PID 46 #define HAVE_PRPSINFO32_T_PR_PID 47 48 #undef HAVE_PRSTATUS32_T 49 #define HAVE_PRSTATUS32_T 50 51 /* These are the 32-bit x86 structures. */ 52 53 struct user_regs32_struct 54 { 55 int32_t ebx; 56 int32_t ecx; 57 int32_t edx; 58 int32_t esi; 59 int32_t edi; 60 int32_t ebp; 61 int32_t eax; 62 int32_t xds; 63 int32_t xes; 64 int32_t xfs; 65 int32_t xgs; 66 int32_t orig_eax; 67 int32_t eip; 68 int32_t xcs; 69 int32_t eflags; 70 int32_t esp; 71 int32_t xss; 72 }; 73 74 struct user_regsx32_struct 75 { 76 uint64_t r15; 77 uint64_t r14; 78 uint64_t r13; 79 uint64_t r12; 80 uint64_t rbp; 81 uint64_t rbx; 82 uint64_t r11; 83 uint64_t r10; 84 uint64_t r9; 85 uint64_t r8; 86 uint64_t rax; 87 uint64_t rcx; 88 uint64_t rdx; 89 uint64_t rsi; 90 uint64_t rdi; 91 uint64_t orig_rax; 92 uint64_t rip; 93 uint64_t cs; 94 uint64_t eflags; 95 uint64_t rsp; 96 uint64_t ss; 97 uint64_t fs_base; 98 uint64_t gs_base; 99 uint64_t ds; 100 uint64_t es; 101 uint64_t fs; 102 uint64_t gs; 103 }; 104 105 /* Type for a general-purpose register. */ 106 typedef uint32_t elf_greg32_t; 107 typedef uint64_t elf_gregx32_t; 108 109 /* And the whole bunch of them. We could have used `struct 110 user_regs_struct' directly in the typedef, but tradition says that 111 the register set is an array, which does have some peculiar 112 semantics, so leave it that way. */ 113 #define ELF_NGREG32 (sizeof (struct user_regs32_struct) / sizeof(elf_greg32_t)) 114 typedef elf_greg32_t elf_gregset32_t[ELF_NGREG32]; 115 #define ELF_NGREGX32 (sizeof (struct user_regsx32_struct) / sizeof(elf_gregx32_t)) 116 typedef elf_gregx32_t elf_gregsetx32_t[ELF_NGREGX32]; 117 118 /* Definitions to generate Intel SVR4-like core files. These mostly 119 have the same names as the SVR4 types with "elf_" tacked on the 120 front to prevent clashes with Linux definitions, and the typedef 121 forms have been avoided. This is mostly like the SVR4 structure, 122 but more Linuxy, with things that Linux does not support and which 123 GDB doesn't really use excluded. */ 124 125 struct prstatus32_timeval 126 { 127 int tv_sec; 128 int tv_usec; 129 }; 130 131 struct elf_prstatus32 132 { 133 struct elf_siginfo pr_info; /* Info associated with signal. */ 134 short int pr_cursig; /* Current signal. */ 135 unsigned int pr_sigpend; /* Set of pending signals. */ 136 unsigned int pr_sighold; /* Set of held signals. */ 137 pid_t pr_pid; 138 pid_t pr_ppid; 139 pid_t pr_pgrp; 140 pid_t pr_sid; 141 struct prstatus32_timeval pr_utime; /* User time. */ 142 struct prstatus32_timeval pr_stime; /* System time. */ 143 struct prstatus32_timeval pr_cutime; /* Cumulative user time. */ 144 struct prstatus32_timeval pr_cstime; /* Cumulative system time. */ 145 elf_gregset32_t pr_reg; /* GP registers. */ 146 int pr_fpvalid; /* True if math copro being used. */ 147 }; 148 149 struct elf_prstatusx32 150 { 151 struct elf_siginfo pr_info; /* Info associated with signal. */ 152 short int pr_cursig; /* Current signal. */ 153 unsigned int pr_sigpend; /* Set of pending signals. */ 154 unsigned int pr_sighold; /* Set of held signals. */ 155 pid_t pr_pid; 156 pid_t pr_ppid; 157 pid_t pr_pgrp; 158 pid_t pr_sid; 159 struct prstatus32_timeval pr_utime; /* User time. */ 160 struct prstatus32_timeval pr_stime; /* System time. */ 161 struct prstatus32_timeval pr_cutime; /* Cumulative user time. */ 162 struct prstatus32_timeval pr_cstime; /* Cumulative system time. */ 163 elf_gregsetx32_t pr_reg; /* GP registers. */ 164 int pr_fpvalid; /* True if math copro being used. */ 165 }; 166 167 struct elf_prpsinfo32 168 { 169 char pr_state; /* Numeric process state. */ 170 char pr_sname; /* Char for pr_state. */ 171 char pr_zomb; /* Zombie. */ 172 char pr_nice; /* Nice val. */ 173 unsigned int pr_flag; /* Flags. */ 174 unsigned short int pr_uid; 175 unsigned short int pr_gid; 176 int pr_pid, pr_ppid, pr_pgrp, pr_sid; 177 /* Lots missing */ 178 char pr_fname[16]; /* Filename of executable. */ 179 char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ 180 }; 181 182 183 /* The rest of this file provides the types for emulation of the 184 Solaris <proc_service.h> interfaces that should be implemented by 185 users of libthread_db. */ 186 187 /* Process status and info. In the end we do provide typedefs for them. */ 188 typedef struct elf_prstatus32 prstatus32_t; 189 typedef struct elf_prstatusx32 prstatusx32_t; 190 typedef struct elf_prpsinfo32 prpsinfo32_t; 191