/* IBM RS/6000 "XCOFF" back-end for BFD.
- Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 98, 2000
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000,
+ 2001
Free Software Foundation, Inc.
FIXME: Can someone provide a transliteration of this name into ASCII?
Using the following chars caused a compiler warning on HIUX (so I replaced
In all cases, it does not support writing.
This is in a separate file from coff-rs6000.c, because it includes
- system include files that conflict with coff/rs6000.h.
- */
+ system include files that conflict with coff/rs6000.h. */
/* Internalcoff.h and coffcode.h modify themselves based on this flag. */
#define RS6000COFF_C 1
#undef SCNHDR
-
/* ------------------------------------------------------------------------ */
/* Support for core file stuff.. */
/* ------------------------------------------------------------------------ */
AIX_CORE_DUMPX_CORE is defined (by configure) on AIX 4.3+, and
CORE_VERSION_1 is defined (by AIX core.h) as 2 on AIX 4.3+ and as 1 on AIX
4.1 and 4.2. AIX pre-4.1 (aka 3.x) either doesn't define CORE_VERSION_1
- or else defines it as 0. */
+ or else defines it as 0. */
#if defined(CORE_VERSION_1) && !CORE_VERSION_1
# undef CORE_VERSION_1
/* The following union and macros allow this module to compile on all AIX
versions and to handle both core_dumpx and core_dump on 4.3+. CNEW_*()
and COLD_*() macros respectively retrieve core_dumpx and core_dump
- values. */
+ values. */
-/* Union of 32-bit and 64-bit versions of ld_info. */
+/* Union of 32-bit and 64-bit versions of ld_info. */
typedef union {
#ifdef __ld_info32
#endif
} LdInfo;
-/* Union of old and new core dump structures. */
+/* Union of old and new core dump structures. */
typedef union {
#ifdef AIX_CORE_DUMPX_CORE
- struct core_dumpx new; /* new AIX 4.3+ core dump */
+ struct core_dumpx new; /* new AIX 4.3+ core dump */
#else
- struct core_dump new; /* for simpler coding */
+ struct core_dump new; /* for simpler coding */
#endif
- struct core_dump old; /* old AIX 4.2- core dump, still used on
+ struct core_dump old; /* old AIX 4.2- core dump, still used on
4.3+ with appropriate SMIT config */
} CoreHdr;
-/* Union of old and new vm_info structures. */
+/* Union of old and new vm_info structures. */
#ifdef CORE_VERSION_1
typedef union {
#ifdef AIX_CORE_DUMPX_CORE
- struct vm_infox new;
+ struct vm_infox new;
#else
- struct vm_info new;
+ struct vm_info new;
#endif
- struct vm_info old;
+ struct vm_info old;
} VmInfo;
#endif
-/* Return whether CoreHdr C is in new or old format. */
+/* Return whether CoreHdr C is in new or old format. */
#ifdef AIX_CORE_DUMPX_CORE
# define CORE_NEW(c) (!(c).old.c_entries)
# define CORE_NEW(c) 0
#endif
-/* Return the c_stackorg field from struct core_dumpx C. */
+/* Return the c_stackorg field from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_STACKORG(c) (c).c_stackorg
# define CNEW_STACKORG(c) 0
#endif
-/* Return the offset to the loader region from struct core_dump C. */
+/* Return the offset to the loader region from struct core_dump C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_LOADER(c) (c).c_loader
# define CNEW_LOADER(c) 0
#endif
-/* Return the offset to the loader region from struct core_dump C. */
+/* Return the offset to the loader region from struct core_dump C. */
#define COLD_LOADER(c) (c).c_tab
-/* Return the c_lsize field from struct core_dumpx C. */
+/* Return the c_lsize field from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_LSIZE(c) (c).c_lsize
# define CNEW_LSIZE(c) 0
#endif
-/* Return the c_dataorg field from struct core_dumpx C. */
+/* Return the c_dataorg field from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_DATAORG(c) (c).c_dataorg
# define CNEW_DATAORG(c) 0
#endif
-/* Return the c_datasize field from struct core_dumpx C. */
+/* Return the c_datasize field from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_DATASIZE(c) (c).c_datasize
# define CNEW_DATASIZE(c) 0
#endif
-/* Return the c_impl field from struct core_dumpx C. */
+/* Return the c_impl field from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_IMPL(c) (c).c_impl
# define CNEW_IMPL(c) 0
#endif
-/* Return the command string from struct core_dumpx C. */
+/* Return the command string from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_COMM(c) (c).c_u.U_proc.pi_comm
# define CNEW_COMM(c) 0
#endif
-/* Return the command string from struct core_dump C. */
+/* Return the command string from struct core_dump C. */
#ifdef CORE_VERSION_1
# define COLD_COMM(c) (c).c_u.U_comm
# define COLD_COMM(c) (c).c_u.u_comm
#endif
-/* Return the struct __context64 pointer from struct core_dumpx C. */
+/* Return the struct __context64 pointer from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_CONTEXT64(c) (c).c_flt.hctx.r64
# define CNEW_CONTEXT64(c) c
#endif
-/* Return the struct mstsave pointer from struct core_dumpx C. */
+/* Return the struct mstsave pointer from struct core_dumpx C. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_MSTSAVE(c) (c).c_flt.hctx.r32
# define CNEW_MSTSAVE(c) c
#endif
-/* Return the struct mstsave pointer from struct core_dump C. */
+/* Return the struct mstsave pointer from struct core_dump C. */
#ifdef CORE_VERSION_1
# define COLD_MSTSAVE(c) (c).c_mst
# define COLD_MSTSAVE(c) (c).c_u.u_save
#endif
-/* Return whether struct core_dumpx is from a 64-bit process. */
+/* Return whether struct core_dumpx is from a 64-bit process. */
#ifdef AIX_CORE_DUMPX_CORE
# define CNEW_PROC64(c) IS_PROC64(&(c).c_u.U_proc)
#endif
/* Magic end-of-stack addresses for old core dumps. This is _very_ fragile,
- but I don't see any easy way to get that info right now. */
+ but I don't see any easy way to get that info right now. */
#ifdef CORE_VERSION_1
# define COLD_STACKEND 0x2ff23000
#endif
/* Size of the leading portion that old and new core dump structures have in
- common. */
-#define CORE_COMMONSZ ((int)&((struct core_dump *)0)->c_entries + \
- sizeof (((struct core_dump *)0)->c_entries))
+ common. */
+#define CORE_COMMONSZ ((int) &((struct core_dump *) 0)->c_entries \
+ + sizeof (((struct core_dump *) 0)->c_entries))
-/* Try to read into CORE the header from the core file associated with ABFD.
- Return success. */
+/* Try to read into CORE the header from the core file associated with ABFD.
+ Return success. */
static boolean
read_hdr (bfd *abfd, CoreHdr *core)
{
bfd_size_type size;
- if (bfd_seek (abfd, 0, SEEK_SET) != 0)
+ if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
return false;
/* Read the leading portion that old and new core dump structures have in
- common. */
- if (bfd_read (core, CORE_COMMONSZ, 1, abfd) != CORE_COMMONSZ)
+ common. */
+ size = CORE_COMMONSZ;
+ if (bfd_bread (core, size, abfd) != size)
return false;
- /* Read the trailing portion of the structure. */
- size = CORE_NEW (*core) ? sizeof (core->new) : sizeof (core->old)
- - CORE_COMMONSZ;
- return bfd_read ((char *)core + CORE_COMMONSZ, size, 1, abfd) == size;
+ /* Read the trailing portion of the structure. */
+ if (CORE_NEW (*core))
+ size = sizeof (core->new);
+ else
+ size = sizeof (core->old);
+ size -= CORE_COMMONSZ;
+ return bfd_bread ((char *) core + CORE_COMMONSZ, size, abfd) == size;
}
static asection *
make_bfd_asection (abfd, name, flags, _raw_size, vma, filepos)
bfd *abfd;
- CONST char *name;
+ const char *name;
flagword flags;
bfd_size_type _raw_size;
bfd_vma vma;
}
/* Decide if a given bfd represents a `core' file or not. There really is no
- magic number or anything like, in rs6000coff. */
+ magic number or anything like, in rs6000coff. */
const bfd_target *
rs6000coff_core_p (abfd)
bfd_size_type size;
char *tmpptr;
- /* Values from new and old core structures. */
+ /* Values from new and old core structures. */
int c_flag;
file_ptr c_stack, c_regoff, c_loader;
bfd_size_type c_size, c_regsize, c_lsize;
return NULL;
}
- /* Copy fields from new or old core structure. */
+ /* Copy fields from new or old core structure. */
if (CORE_NEW (core))
{
c_flag = core.new.c_flag;
c_regsize = sizeof (COLD_MSTSAVE (core.old));
c_regptr = &COLD_MSTSAVE (core.old);
}
- c_regoff = (char *)c_regptr - (char *)&core;
+ c_regoff = (char *) c_regptr - (char *) &core;
if (bfd_stat (abfd, &statbuf) < 0)
{
For the data segment, we have no choice but to keep going if it's
not there, since the default behavior is not to dump it (regardless
- of the ulimit, it's based on SA_FULLDUMP). But for the stack segment,
+ of the ulimit, it's based on SA_FULLDUMP). But for the stack segment,
if it's not there, we refuse to have anything to do with this core
file. The usefulness of a core dump without a stack segment is pretty
limited anyway. */
}
/* Don't check the core file size for a full core, AIX 4.1 includes
- additional shared library sections in a full core. */
+ additional shared library sections in a full core. */
if (!(c_flag & (FULL_CORE | CORE_TRUNC)))
{
- /* If the size is wrong, it means we're misinterpreting something. */
+ /* If the size is wrong, it means we're misinterpreting something. */
if (c_stack + (file_ptr) c_size != statbuf.st_size)
{
bfd_set_error (bfd_error_wrong_format);
(*_bfd_error_handler) (_("%s: warning core file truncated"),
bfd_get_filename (abfd));
- /* Allocate core file header. */
+ /* Allocate core file header. */
size = CORE_NEW (core) ? sizeof (core.new) : sizeof (core.old);
- tmpptr = (char*) bfd_zalloc (abfd, size);
+ tmpptr = (char *) bfd_zalloc (abfd, (bfd_size_type) size);
if (!tmpptr)
return NULL;
memcpy (tmpptr, &core, size);
set_tdata (abfd, tmpptr);
- /* Set architecture. */
+ /* Set architecture. */
if (CORE_NEW (core))
{
enum bfd_architecture arch;
arch = bfd_arch_powerpc;
mach = bfd_mach_ppc;
break;
- }
+ }
bfd_default_set_arch_mach (abfd, arch, mach);
}
- /* .stack section. */
+ /* .stack section. */
if (!make_bfd_asection (abfd, ".stack",
SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS,
c_size, c_stackend - c_size, c_stack))
return NULL;
- /* .reg section for all registers. */
+ /* .reg section for all registers. */
if (!make_bfd_asection (abfd, ".reg",
SEC_HAS_CONTENTS,
c_regsize, (bfd_vma) 0, c_regoff))
ulimit is large enough, otherwise the data section is omitted.
AIX 4 sets FULL_CORE even if the core file is truncated, we have
to examine core.c_datasize below to find out the actual size of
- the .data section. */
+ the .data section. */
if (c_flag & FULL_CORE)
{
if (!make_bfd_asection (abfd, ".data",
uint ldi_next;
bfd_vma ldi_dataorg;
- /* Fields from new and old core structures. */
+ /* Fields from new and old core structures. */
bfd_size_type c_datasize, c_vmregions;
file_ptr c_data, c_vmm;
/* .data sections from loaded objects. */
if (proc64)
- size = (int)((LdInfo *)0)->l64.ldinfo_filename;
+ size = (int) ((LdInfo *) 0)->l64.ldinfo_filename;
else
- size = (int)((LdInfo *)0)->l32.ldinfo_filename;
+ size = (int) ((LdInfo *) 0)->l32.ldinfo_filename;
while (1)
{
if (bfd_seek (abfd, c_loader, SEEK_SET) != 0)
return NULL;
- if (bfd_read (&ldinfo, size, 1, abfd) != size)
+ if (bfd_bread (&ldinfo, size, abfd) != size)
return NULL;
if (proc64)
{
ldi_core = ldinfo.l32.ldinfo_core;
ldi_datasize = ldinfo.l32.ldinfo_datasize;
- ldi_dataorg = (bfd_vma)(long) ldinfo.l32.ldinfo_dataorg;
+ ldi_dataorg = (bfd_vma) (long) ldinfo.l32.ldinfo_dataorg;
ldi_next = ldinfo.l32.ldinfo_next;
}
if (!make_bfd_asection (abfd, ".data",
SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS,
ldi_datasize, ldi_dataorg, ldi_core))
- return NULL;
+ return NULL;
if (ldi_next == 0)
break;
bfd_vma vminfo_addr;
size = CORE_NEW (core) ? sizeof (vminfo.new) : sizeof (vminfo.old);
- if (bfd_read (&vminfo, size, 1, abfd) != size)
+ if (bfd_bread (&vminfo, size, abfd) != size)
return NULL;
if (CORE_NEW (core))
}
else
{
- vminfo_addr = (bfd_vma)(long) vminfo.old.vminfo_addr;
+ vminfo_addr = (bfd_vma) (long) vminfo.old.vminfo_addr;
vminfo_size = vminfo.old.vminfo_size;
vminfo_offset = vminfo.old.vminfo_offset;
}
}
#endif
- return abfd->xvec; /* this is garbage for now. */
+ return abfd->xvec; /* This is garbage for now. */
}
+/* Return `true' if given core is from the given executable. */
-
-/* return `true' if given core is from the given executable.. */
boolean
rs6000coff_core_file_matches_executable_p (core_bfd, exec_bfd)
bfd *core_bfd;
c_loader = (file_ptr) COLD_LOADER (core.old);
if (CORE_NEW (core) && CNEW_PROC64 (core.new))
- size = (int)((LdInfo *)0)->l64.ldinfo_filename;
+ size = (int) ((LdInfo *) 0)->l64.ldinfo_filename;
else
- size = (int)((LdInfo *)0)->l32.ldinfo_filename;
+ size = (int) ((LdInfo *) 0)->l32.ldinfo_filename;
if (bfd_seek (core_bfd, c_loader + size, SEEK_SET) != 0)
return false;
alloc = 100;
- path = bfd_malloc (alloc);
+ path = bfd_malloc ((bfd_size_type) alloc);
if (path == NULL)
return false;
s = path;
while (1)
{
- if (bfd_read (s, 1, 1, core_bfd) != 1)
+ if (bfd_bread (s, (bfd_size_type) 1, core_bfd) != 1)
{
free (path);
return false;
char *n;
alloc *= 2;
- n = bfd_realloc (path, alloc);
+ n = bfd_realloc (path, (bfd_size_type) alloc);
if (n == NULL)
{
free (path);