diff options
Diffstat (limited to 'bfd/elf-linux-core.h')
-rw-r--r-- | bfd/elf-linux-core.h | 69 |
1 files changed, 61 insertions, 8 deletions
diff --git a/bfd/elf-linux-core.h b/bfd/elf-linux-core.h index e904939..20eef9a 100644 --- a/bfd/elf-linux-core.h +++ b/bfd/elf-linux-core.h @@ -21,18 +21,70 @@ #ifndef ELF_LINUX_CORE_H #define ELF_LINUX_CORE_H -/* The PRPSINFO structures defined below are used by most - architectures, although some of them define their own versions - (like e.g., PPC). */ +/* External 32-bit structure for PRPSINFO. This structure is + ABI-defined, thus we choose to use char arrays here in order to + avoid dealing with different types in different architectures. + + This is the variant for targets which use a 32-bit data type for + UID and GID, as all modern Linux ports do. Some older ports use + a 16-bit data type instead; see below for the alternative variant. + + This structure will ultimately be written in the corefile's note + section, as the PRPSINFO. */ + +struct elf_external_linux_prpsinfo32_ugid32 + { + char pr_state; /* Numeric process state. */ + char pr_sname; /* Char for pr_state. */ + char pr_zomb; /* Zombie. */ + char pr_nice; /* Nice val. */ + char pr_flag[4]; /* Flags. */ + char pr_uid[4]; + char pr_gid[4]; + char pr_pid[4]; + char pr_ppid[4]; + char pr_pgrp[4]; + char pr_sid[4]; + char pr_fname[16]; /* Filename of executable. */ + char pr_psargs[80]; /* Initial part of arg list. */ + }; + +/* Helper function to copy an elf_internal_linux_prpsinfo in host + endian to an elf_external_linux_prpsinfo32_ugid32 in target endian. */ + +static inline void +swap_linux_prpsinfo32_ugid32_out + (bfd *obfd, + const struct elf_internal_linux_prpsinfo *from, + struct elf_external_linux_prpsinfo32_ugid32 *to) +{ + bfd_put_8 (obfd, from->pr_state, &to->pr_state); + bfd_put_8 (obfd, from->pr_sname, &to->pr_sname); + bfd_put_8 (obfd, from->pr_zomb, &to->pr_zomb); + bfd_put_8 (obfd, from->pr_nice, &to->pr_nice); + bfd_put_32 (obfd, from->pr_flag, to->pr_flag); + bfd_put_32 (obfd, from->pr_uid, to->pr_uid); + bfd_put_32 (obfd, from->pr_gid, to->pr_gid); + bfd_put_32 (obfd, from->pr_pid, to->pr_pid); + bfd_put_32 (obfd, from->pr_ppid, to->pr_ppid); + bfd_put_32 (obfd, from->pr_pgrp, to->pr_pgrp); + bfd_put_32 (obfd, from->pr_sid, to->pr_sid); + strncpy (to->pr_fname, from->pr_fname, sizeof (to->pr_fname)); + strncpy (to->pr_psargs, from->pr_psargs, sizeof (to->pr_psargs)); +} /* External 32-bit structure for PRPSINFO. This structure is ABI-defined, thus we choose to use char arrays here in order to avoid dealing with different types in different architectures. + This is the variant for targets which use a 16-bit data type for + UID and GID, as some older Linux ports do. All modern ports use + a 32-bit data type instead; see above for the alternative variant. + This structure will ultimately be written in the corefile's note section, as the PRPSINFO. */ -struct elf_external_linux_prpsinfo32 +struct elf_external_linux_prpsinfo32_ugid16 { char pr_state; /* Numeric process state. */ char pr_sname; /* Char for pr_state. */ @@ -50,12 +102,13 @@ struct elf_external_linux_prpsinfo32 }; /* Helper function to copy an elf_internal_linux_prpsinfo in host - endian to an elf_external_linux_prpsinfo32 in target endian. */ + endian to an elf_external_linux_prpsinfo32_ugid16 in target endian. */ static inline void -swap_linux_prpsinfo32_out (bfd *obfd, - const struct elf_internal_linux_prpsinfo *from, - struct elf_external_linux_prpsinfo32 *to) +swap_linux_prpsinfo32_ugid16_out + (bfd *obfd, + const struct elf_internal_linux_prpsinfo *from, + struct elf_external_linux_prpsinfo32_ugid16 *to) { bfd_put_8 (obfd, from->pr_state, &to->pr_state); bfd_put_8 (obfd, from->pr_sname, &to->pr_sname); |