| 1 | /* Definitions for PRPSINFO structures under ELF on GNU/Linux. |
| 2 | Copyright (C) 2013-2015 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_PSINFO_H |
| 22 | #define ELF_LINUX_PSINFO_H |
| 23 | |
| 24 | /* The PRPSINFO structures defined below are used by most |
| 25 | architectures, although some of them define their own versions |
| 26 | (like e.g., PPC). */ |
| 27 | |
| 28 | /* External 32-bit structure for PRPSINFO. This structure is |
| 29 | ABI-defined, thus we choose to use char arrays here in order to |
| 30 | avoid dealing with different types in different architectures. |
| 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 |
| 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[2]; |
| 43 | char pr_gid[2]; |
| 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]; /* Filename of executable. */ |
| 49 | char pr_psargs[80]; /* Initial part of arg list. */ |
| 50 | }; |
| 51 | |
| 52 | /* Helper macro to swap (properly handling endianess) things from the |
| 53 | `elf_internal_linux_prpsinfo' structure to the |
| 54 | `elf_external_linux_prpsinfo32' structure. |
| 55 | |
| 56 | Note that FROM should be a pointer, and TO should be the explicit |
| 57 | type. */ |
| 58 | |
| 59 | #define LINUX_PRPSINFO32_SWAP_FIELDS(abfd, from, to) \ |
| 60 | do \ |
| 61 | { \ |
| 62 | H_PUT_8 (abfd, from->pr_state, &to.pr_state); \ |
| 63 | H_PUT_8 (abfd, from->pr_sname, &to.pr_sname); \ |
| 64 | H_PUT_8 (abfd, from->pr_zomb, &to.pr_zomb); \ |
| 65 | H_PUT_8 (abfd, from->pr_nice, &to.pr_nice); \ |
| 66 | H_PUT_32 (abfd, from->pr_flag, to.pr_flag); \ |
| 67 | H_PUT_16 (abfd, from->pr_uid, to.pr_uid); \ |
| 68 | H_PUT_16 (abfd, from->pr_gid, to.pr_gid); \ |
| 69 | H_PUT_32 (abfd, from->pr_pid, to.pr_pid); \ |
| 70 | H_PUT_32 (abfd, from->pr_ppid, to.pr_ppid); \ |
| 71 | H_PUT_32 (abfd, from->pr_pgrp, to.pr_pgrp); \ |
| 72 | H_PUT_32 (abfd, from->pr_sid, to.pr_sid); \ |
| 73 | strncpy (to.pr_fname, from->pr_fname, sizeof (to.pr_fname)); \ |
| 74 | strncpy (to.pr_psargs, from->pr_psargs, sizeof (to.pr_psargs)); \ |
| 75 | } while (0) |
| 76 | |
| 77 | /* External 64-bit structure for PRPSINFO. This structure is |
| 78 | ABI-defined, thus we choose to use char arrays here in order to |
| 79 | avoid dealing with different types in different architectures. |
| 80 | |
| 81 | This structure will ultimately be written in the corefile's note |
| 82 | section, as the PRPSINFO. */ |
| 83 | |
| 84 | struct elf_external_linux_prpsinfo64 |
| 85 | { |
| 86 | char pr_state; /* Numeric process state. */ |
| 87 | char pr_sname; /* Char for pr_state. */ |
| 88 | char pr_zomb; /* Zombie. */ |
| 89 | char pr_nice; /* Nice val. */ |
| 90 | char pr_flag[8]; /* Flags. */ |
| 91 | char gap[4]; |
| 92 | char pr_uid[4]; |
| 93 | char pr_gid[4]; |
| 94 | char pr_pid[4]; |
| 95 | char pr_ppid[4]; |
| 96 | char pr_pgrp[4]; |
| 97 | char pr_sid[4]; |
| 98 | char pr_fname[16]; /* Filename of executable. */ |
| 99 | char pr_psargs[80]; /* Initial part of arg list. */ |
| 100 | }; |
| 101 | |
| 102 | /* Helper macro to swap (properly handling endianess) things from the |
| 103 | `elf_internal_linux_prpsinfo' structure to the |
| 104 | `elf_external_linux_prpsinfo64' structure. |
| 105 | |
| 106 | Note that FROM should be a pointer, and TO should be the explicit |
| 107 | type. */ |
| 108 | |
| 109 | #define LINUX_PRPSINFO64_SWAP_FIELDS(abfd, from, to) \ |
| 110 | do \ |
| 111 | { \ |
| 112 | H_PUT_8 (abfd, from->pr_state, &to.pr_state); \ |
| 113 | H_PUT_8 (abfd, from->pr_sname, &to.pr_sname); \ |
| 114 | H_PUT_8 (abfd, from->pr_zomb, &to.pr_zomb); \ |
| 115 | H_PUT_8 (abfd, from->pr_nice, &to.pr_nice); \ |
| 116 | H_PUT_64 (abfd, from->pr_flag, to.pr_flag); \ |
| 117 | H_PUT_32 (abfd, from->pr_uid, to.pr_uid); \ |
| 118 | H_PUT_32 (abfd, from->pr_gid, to.pr_gid); \ |
| 119 | H_PUT_32 (abfd, from->pr_pid, to.pr_pid); \ |
| 120 | H_PUT_32 (abfd, from->pr_ppid, to.pr_ppid); \ |
| 121 | H_PUT_32 (abfd, from->pr_pgrp, to.pr_pgrp); \ |
| 122 | H_PUT_32 (abfd, from->pr_sid, to.pr_sid); \ |
| 123 | strncpy (to.pr_fname, from->pr_fname, sizeof (to.pr_fname)); \ |
| 124 | strncpy (to.pr_psargs, from->pr_psargs, sizeof (to.pr_psargs)); \ |
| 125 | } while (0) |
| 126 | |
| 127 | #endif |