| 1 | /* Definitions for PRPSINFO structures under ELF on GNU/Linux. |
| 2 | Copyright (C) 2013-2019 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of BFD, the Binary File Descriptor library. |
| 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 |
| 8 | the Free Software Foundation; either version 3 of the License, or |
| 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 |
| 17 | along with this program; if not, write to the Free Software |
| 18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 19 | MA 02110-1301, USA. */ |
| 20 | |
| 21 | #ifndef ELF_LINUX_CORE_H |
| 22 | #define ELF_LINUX_CORE_H |
| 23 | |
| 24 | /* External 32-bit structure for PRPSINFO. This structure is |
| 25 | ABI-defined, thus we choose to use char arrays here in order to |
| 26 | avoid dealing with different types in different architectures. |
| 27 | |
| 28 | This is the variant for targets which use a 32-bit data type for |
| 29 | UID and GID, as all modern Linux ports do. Some older ports use |
| 30 | a 16-bit data type instead; see below for the alternative variant. |
| 31 | |
| 32 | This structure will ultimately be written in the corefile's note |
| 33 | section, as the PRPSINFO. */ |
| 34 | |
| 35 | struct elf_external_linux_prpsinfo32_ugid32 |
| 36 | { |
| 37 | char pr_state; /* Numeric process state. */ |
| 38 | char pr_sname; /* Char for pr_state. */ |
| 39 | char pr_zomb; /* Zombie. */ |
| 40 | char pr_nice; /* Nice val. */ |
| 41 | char pr_flag[4]; /* Flags. */ |
| 42 | char pr_uid[4]; |
| 43 | char pr_gid[4]; |
| 44 | char pr_pid[4]; |
| 45 | char pr_ppid[4]; |
| 46 | char pr_pgrp[4]; |
| 47 | char pr_sid[4]; |
| 48 | char pr_fname[16] ATTRIBUTE_NONSTRING; /* Filename of executable. */ |
| 49 | char pr_psargs[80] ATTRIBUTE_NONSTRING; /* Initial part of arg list. */ |
| 50 | }; |
| 51 | |
| 52 | /* Helper function to copy an elf_internal_linux_prpsinfo in host |
| 53 | endian to an elf_external_linux_prpsinfo32_ugid32 in target endian. */ |
| 54 | |
| 55 | static inline void |
| 56 | swap_linux_prpsinfo32_ugid32_out |
| 57 | (bfd *obfd, |
| 58 | const struct elf_internal_linux_prpsinfo *from, |
| 59 | struct elf_external_linux_prpsinfo32_ugid32 *to) |
| 60 | { |
| 61 | bfd_put_8 (obfd, from->pr_state, &to->pr_state); |
| 62 | bfd_put_8 (obfd, from->pr_sname, &to->pr_sname); |
| 63 | bfd_put_8 (obfd, from->pr_zomb, &to->pr_zomb); |
| 64 | bfd_put_8 (obfd, from->pr_nice, &to->pr_nice); |
| 65 | bfd_put_32 (obfd, from->pr_flag, to->pr_flag); |
| 66 | bfd_put_32 (obfd, from->pr_uid, to->pr_uid); |
| 67 | bfd_put_32 (obfd, from->pr_gid, to->pr_gid); |
| 68 | bfd_put_32 (obfd, from->pr_pid, to->pr_pid); |
| 69 | bfd_put_32 (obfd, from->pr_ppid, to->pr_ppid); |
| 70 | bfd_put_32 (obfd, from->pr_pgrp, to->pr_pgrp); |
| 71 | bfd_put_32 (obfd, from->pr_sid, to->pr_sid); |
| 72 | strncpy (to->pr_fname, from->pr_fname, sizeof (to->pr_fname)); |
| 73 | strncpy (to->pr_psargs, from->pr_psargs, sizeof (to->pr_psargs)); |
| 74 | } |
| 75 | |
| 76 | /* External 32-bit structure for PRPSINFO. This structure is |
| 77 | ABI-defined, thus we choose to use char arrays here in order to |
| 78 | avoid dealing with different types in different architectures. |
| 79 | |
| 80 | This is the variant for targets which use a 16-bit data type for |
| 81 | UID and GID, as some older Linux ports do. All modern ports use |
| 82 | a 32-bit data type instead; see above for the alternative variant. |
| 83 | |
| 84 | This structure will ultimately be written in the corefile's note |
| 85 | section, as the PRPSINFO. */ |
| 86 | |
| 87 | struct elf_external_linux_prpsinfo32_ugid16 |
| 88 | { |
| 89 | char pr_state; /* Numeric process state. */ |
| 90 | char pr_sname; /* Char for pr_state. */ |
| 91 | char pr_zomb; /* Zombie. */ |
| 92 | char pr_nice; /* Nice val. */ |
| 93 | char pr_flag[4]; /* Flags. */ |
| 94 | char pr_uid[2]; |
| 95 | char pr_gid[2]; |
| 96 | char pr_pid[4]; |
| 97 | char pr_ppid[4]; |
| 98 | char pr_pgrp[4]; |
| 99 | char pr_sid[4]; |
| 100 | char pr_fname[16] ATTRIBUTE_NONSTRING; /* Filename of executable. */ |
| 101 | char pr_psargs[80] ATTRIBUTE_NONSTRING; /* Initial part of arg list. */ |
| 102 | }; |
| 103 | |
| 104 | /* Helper function to copy an elf_internal_linux_prpsinfo in host |
| 105 | endian to an elf_external_linux_prpsinfo32_ugid16 in target endian. */ |
| 106 | |
| 107 | static inline void |
| 108 | swap_linux_prpsinfo32_ugid16_out |
| 109 | (bfd *obfd, |
| 110 | const struct elf_internal_linux_prpsinfo *from, |
| 111 | struct elf_external_linux_prpsinfo32_ugid16 *to) |
| 112 | { |
| 113 | bfd_put_8 (obfd, from->pr_state, &to->pr_state); |
| 114 | bfd_put_8 (obfd, from->pr_sname, &to->pr_sname); |
| 115 | bfd_put_8 (obfd, from->pr_zomb, &to->pr_zomb); |
| 116 | bfd_put_8 (obfd, from->pr_nice, &to->pr_nice); |
| 117 | bfd_put_32 (obfd, from->pr_flag, to->pr_flag); |
| 118 | bfd_put_16 (obfd, from->pr_uid, to->pr_uid); |
| 119 | bfd_put_16 (obfd, from->pr_gid, to->pr_gid); |
| 120 | bfd_put_32 (obfd, from->pr_pid, to->pr_pid); |
| 121 | bfd_put_32 (obfd, from->pr_ppid, to->pr_ppid); |
| 122 | bfd_put_32 (obfd, from->pr_pgrp, to->pr_pgrp); |
| 123 | bfd_put_32 (obfd, from->pr_sid, to->pr_sid); |
| 124 | strncpy (to->pr_fname, from->pr_fname, sizeof (to->pr_fname)); |
| 125 | strncpy (to->pr_psargs, from->pr_psargs, sizeof (to->pr_psargs)); |
| 126 | } |
| 127 | |
| 128 | /* External 64-bit structure for PRPSINFO. This structure is |
| 129 | ABI-defined, thus we choose to use char arrays here in order to |
| 130 | avoid dealing with different types in different architectures. |
| 131 | |
| 132 | This is the variant for targets which use a 32-bit data type for |
| 133 | UID and GID, as most Linux ports do. The SH64 port uses a 16-bit |
| 134 | data type instead; see below for the alternative variant. |
| 135 | |
| 136 | This structure will ultimately be written in the corefile's note |
| 137 | section, as the PRPSINFO. */ |
| 138 | |
| 139 | struct elf_external_linux_prpsinfo64_ugid32 |
| 140 | { |
| 141 | char pr_state; /* Numeric process state. */ |
| 142 | char pr_sname; /* Char for pr_state. */ |
| 143 | char pr_zomb; /* Zombie. */ |
| 144 | char pr_nice; /* Nice val. */ |
| 145 | char gap[4]; |
| 146 | char pr_flag[8]; /* Flags. */ |
| 147 | char pr_uid[4]; |
| 148 | char pr_gid[4]; |
| 149 | char pr_pid[4]; |
| 150 | char pr_ppid[4]; |
| 151 | char pr_pgrp[4]; |
| 152 | char pr_sid[4]; |
| 153 | char pr_fname[16] ATTRIBUTE_NONSTRING; /* Filename of executable. */ |
| 154 | char pr_psargs[80] ATTRIBUTE_NONSTRING; /* Initial part of arg list. */ |
| 155 | }; |
| 156 | |
| 157 | /* Helper function to copy an elf_internal_linux_prpsinfo in host |
| 158 | endian to an elf_external_linux_prpsinfo64_ugid32 in target endian. */ |
| 159 | |
| 160 | static inline void |
| 161 | swap_linux_prpsinfo64_ugid32_out |
| 162 | (bfd *obfd, |
| 163 | const struct elf_internal_linux_prpsinfo *from, |
| 164 | struct elf_external_linux_prpsinfo64_ugid32 *to) |
| 165 | { |
| 166 | bfd_put_8 (obfd, from->pr_state, &to->pr_state); |
| 167 | bfd_put_8 (obfd, from->pr_sname, &to->pr_sname); |
| 168 | bfd_put_8 (obfd, from->pr_zomb, &to->pr_zomb); |
| 169 | bfd_put_8 (obfd, from->pr_nice, &to->pr_nice); |
| 170 | bfd_put_64 (obfd, from->pr_flag, to->pr_flag); |
| 171 | bfd_put_32 (obfd, from->pr_uid, to->pr_uid); |
| 172 | bfd_put_32 (obfd, from->pr_gid, to->pr_gid); |
| 173 | bfd_put_32 (obfd, from->pr_pid, to->pr_pid); |
| 174 | bfd_put_32 (obfd, from->pr_ppid, to->pr_ppid); |
| 175 | bfd_put_32 (obfd, from->pr_pgrp, to->pr_pgrp); |
| 176 | bfd_put_32 (obfd, from->pr_sid, to->pr_sid); |
| 177 | strncpy (to->pr_fname, from->pr_fname, sizeof (to->pr_fname)); |
| 178 | strncpy (to->pr_psargs, from->pr_psargs, sizeof (to->pr_psargs)); |
| 179 | } |
| 180 | |
| 181 | /* External 64-bit structure for PRPSINFO. This structure is |
| 182 | ABI-defined, thus we choose to use char arrays here in order to |
| 183 | avoid dealing with different types in different architectures. |
| 184 | |
| 185 | This is the variant for the SH64 port which uses a 16-bit data |
| 186 | type for UID and GID. Most Linux ports use a 32-bit data type |
| 187 | instead; see above for the alternative variant. |
| 188 | |
| 189 | This structure will ultimately be written in the corefile's note |
| 190 | section, as the PRPSINFO. */ |
| 191 | |
| 192 | struct elf_external_linux_prpsinfo64_ugid16 |
| 193 | { |
| 194 | char pr_state; /* Numeric process state. */ |
| 195 | char pr_sname; /* Char for pr_state. */ |
| 196 | char pr_zomb; /* Zombie. */ |
| 197 | char pr_nice; /* Nice val. */ |
| 198 | char gap[4]; |
| 199 | char pr_flag[8]; /* Flags. */ |
| 200 | char pr_uid[2]; |
| 201 | char pr_gid[2]; |
| 202 | char pr_pid[4]; |
| 203 | char pr_ppid[4]; |
| 204 | char pr_pgrp[4]; |
| 205 | char pr_sid[4]; |
| 206 | char pr_fname[16] ATTRIBUTE_NONSTRING; /* Filename of executable. */ |
| 207 | char pr_psargs[80] ATTRIBUTE_NONSTRING; /* Initial part of arg list. */ |
| 208 | }; |
| 209 | |
| 210 | /* Helper function to copy an elf_internal_linux_prpsinfo in host |
| 211 | endian to an elf_external_linux_prpsinfo64_ugid16 in target endian. */ |
| 212 | |
| 213 | static inline void |
| 214 | swap_linux_prpsinfo64_ugid16_out |
| 215 | (bfd *obfd, |
| 216 | const struct elf_internal_linux_prpsinfo *from, |
| 217 | struct elf_external_linux_prpsinfo64_ugid16 *to) |
| 218 | { |
| 219 | bfd_put_8 (obfd, from->pr_state, &to->pr_state); |
| 220 | bfd_put_8 (obfd, from->pr_sname, &to->pr_sname); |
| 221 | bfd_put_8 (obfd, from->pr_zomb, &to->pr_zomb); |
| 222 | bfd_put_8 (obfd, from->pr_nice, &to->pr_nice); |
| 223 | bfd_put_64 (obfd, from->pr_flag, to->pr_flag); |
| 224 | bfd_put_16 (obfd, from->pr_uid, to->pr_uid); |
| 225 | bfd_put_16 (obfd, from->pr_gid, to->pr_gid); |
| 226 | bfd_put_32 (obfd, from->pr_pid, to->pr_pid); |
| 227 | bfd_put_32 (obfd, from->pr_ppid, to->pr_ppid); |
| 228 | bfd_put_32 (obfd, from->pr_pgrp, to->pr_pgrp); |
| 229 | bfd_put_32 (obfd, from->pr_sid, to->pr_sid); |
| 230 | strncpy (to->pr_fname, from->pr_fname, sizeof (to->pr_fname)); |
| 231 | strncpy (to->pr_psargs, from->pr_psargs, sizeof (to->pr_psargs)); |
| 232 | } |
| 233 | |
| 234 | #endif |