diff options
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 7 | ||||
| -rw-r--r-- | bfd/elf.c | 111 |
2 files changed, 117 insertions, 1 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index d82580d..7f764c3 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,10 @@ +2003-02-24 Kris Warkentin <kewarken@qnx.com> + + * elf.c (elfcore_read_notes): Add check for QNX style core file. + (elfcore_grog_nto_note): New function. + (elfcore_grog_nto_gregs): New function. + (elfcore_grog_nto_status): New function. + 2003-02-24 Alan Modra <amodra@bigpond.net.au> * elflink.c (_bfd_elf_create_got_section): Check existing .got @@ -97,6 +97,12 @@ static bfd_boolean elfcore_grok_netbsd_procinfo PARAMS ((bfd *, Elf_Internal_Note *)); static bfd_boolean elfcore_grok_netbsd_note PARAMS ((bfd *, Elf_Internal_Note *)); +static bfd_boolean elfcore_grok_nto_gregs + PARAMS ((bfd *, Elf_Internal_Note *, pid_t)); +static bfd_boolean elfcore_grok_nto_status + PARAMS ((bfd *, Elf_Internal_Note *, pid_t *)); +static bfd_boolean elfcore_grok_nto_note + PARAMS ((bfd *, Elf_Internal_Note *)); /* Swap version information in and out. The version information is currently size independent. If that ever changes, this code will @@ -3542,7 +3548,7 @@ elf_sort_sections (arg1, arg2) /* Put !SEC_LOAD sections after SEC_LOAD ones. */ -#define TOEND(x) (((x)->flags & (SEC_LOAD|SEC_THREAD_LOCAL)) == 0) +#define TOEND(x) (((x)->flags & (SEC_LOAD | SEC_THREAD_LOCAL)) == 0) if (TOEND (sec1)) { @@ -6967,6 +6973,104 @@ elfcore_grok_netbsd_note (abfd, note) /* NOTREACHED */ } +static bfd_boolean +elfcore_grok_nto_status (abfd, note, tid) + bfd *abfd; + Elf_Internal_Note *note; + pid_t *tid; +{ + void *ddata = note->descdata; + char buf[100]; + char *name; + asection *sect; + + /* nto_procfs_status 'pid' field is at offset 0. */ + elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, (bfd_byte *) ddata); + + /* nto_procfs_status 'tid' field is at offset 4. */ + elf_tdata (abfd)->core_lwpid = bfd_get_32 (abfd, (bfd_byte *) ddata + 4); + + /* nto_procfs_status 'what' field is at offset 14. */ + elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, (bfd_byte *) ddata + 14); + + /* Pass tid back. */ + *tid = elf_tdata (abfd)->core_lwpid; + + /* Make a ".qnx_core_status/%d" section. */ + sprintf (buf, ".qnx_core_status/%d", *tid); + + name = bfd_alloc (abfd, (bfd_size_type) strlen (buf) + 1); + if (name == NULL) + return FALSE; + strcpy (name, buf); + + sect = bfd_make_section (abfd, name); + if (sect == NULL) + return FALSE; + + sect->_raw_size = note->descsz; + sect->filepos = note->descpos; + sect->flags = SEC_HAS_CONTENTS; + sect->alignment_power = 2; + + return (elfcore_maybe_make_sect (abfd, ".qnx_core_status", sect)); +} + +static bfd_boolean +elfcore_grok_nto_gregs (abfd, note, tid) + bfd *abfd; + Elf_Internal_Note *note; + pid_t tid; +{ + char buf[100]; + char *name; + asection *sect; + + /* Make a ".reg/%d" section. */ + sprintf (buf, ".reg/%d", tid); + + name = bfd_alloc (abfd, (bfd_size_type) strlen (buf) + 1); + if (name == NULL) + return FALSE; + strcpy (name, buf); + + sect = bfd_make_section (abfd, name); + if (sect == NULL) + return FALSE; + + sect->_raw_size = note->descsz; + sect->filepos = note->descpos; + sect->flags = SEC_HAS_CONTENTS; + sect->alignment_power = 2; + + return elfcore_maybe_make_sect (abfd, ".reg", sect); +} + +#define BFD_QNT_CORE_INFO 7 +#define BFD_QNT_CORE_STATUS 8 +#define BFD_QNT_CORE_GREG 9 +#define BFD_QNT_CORE_FPREG 10 + +static bfd_boolean +elfcore_grok_nto_note (abfd, note) + bfd *abfd; + Elf_Internal_Note *note; +{ + /* Every GREG section has a STATUS section before it. Store the + tid from the previous call to pass down to the next gregs + function. */ + static pid_t tid = 1; + + switch (note->type) + { + case BFD_QNT_CORE_INFO: return elfcore_make_note_pseudosection (abfd, ".qnx_core_info", note); + case BFD_QNT_CORE_STATUS: return elfcore_grok_nto_status (abfd, note, &tid); + case BFD_QNT_CORE_GREG: return elfcore_grok_nto_gregs (abfd, note, tid); + case BFD_QNT_CORE_FPREG: return elfcore_grok_prfpreg (abfd, note); + default: return TRUE; + } +} + /* Function: elfcore_write_note Inputs: @@ -7206,6 +7310,11 @@ elfcore_read_notes (abfd, offset, size) if (! elfcore_grok_netbsd_note (abfd, &in)) goto error; } + else if (strncmp (in.namedata, "QNX", 3) == 0) + { + if (! elfcore_grok_nto_note (abfd, &in)) + goto error; + } else { if (! elfcore_grok_note (abfd, &in)) |