/*?BFD?back-end?for?AIX?on?PS/2?core?files.
???This?was?based?on?trad-core.c?which?was?written?by?John?Gilmore?of
	Cygnus?Support.
???Copyright?（C）?1988-2019?Free?Software?Foundation?Inc.
???Written?by?Minh?Tran-Le?.
???Converted?to?back?end?form?by?Ian?Lance?Taylor?.

???This?file?is?part?of?BFD?the?Binary?File?Descriptor?library.

???This?program?is?free?software;?you?can?redistribute?it?and/or?modify
???it?under?the?terms?of?the?GNU?General?Public?License?as?published?by
???the?Free?Software?Foundation;?either?version?3?of?the?License?or
???（at?your?option）?any?later?version.

???This?program?is?distributed?in?the?hope?that?it?will?be?useful
???but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of
???MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the
???GNU?General?Public?License?for?more?details.

???You?should?have?received?a?copy?of?the?GNU?General?Public?License
???along?with?this?program;?if?not?write?to?the?Free?Software
???Foundation?Inc.?51?Franklin?Street?-?Fifth?Floor?Boston
???MA?02110-1301?USA.??*/

#include?“sysdep.h“
#include?“bfd.h“
#include?“l(fā)ibbfd.h“
#include?“coff/i386.h“
#include?“coff/internal.h“
#include?“l(fā)ibcoff.h“

#include?

#if?defined?（_AIX）?&&?defined?（_I386）
#define?NOCHECKS		/*?This?is?for?coredump.h.??*/
#define?_h_USER			/*?Avoid?including?user.h?from?coredump.h.??*/
#include?
#include?
#endif?/*?_AIX?&&?_I386?*/

/*?Maybe?this?could?work?on?some?other?i386?but?I?have?not?tried?it
?*?mtranle@paris?-?Tue?Sep?24?12:49:35?1991
?*/

#ifndef?COR_MAGIC
#?define?COR_MAGIC?“core“
#endif

/*?Need?this?cast?because?ptr?is?really?void?*.??*/
#define?core_hdr（bfd）?\
????（（（bfd->tdata.trad_core_data））->hdr）
#define?core_section（bfdn）?\
????（（（bfd）->tdata.trad_core_data）->sections[n]）
#define?core_regsec（bfd）?\
????（（（bfd）->tdata.trad_core_data）->reg_section）
#define?core_reg2sec（bfd）?\
????（（（bfd）->tdata.trad_core_data）->reg2_section）

/*?These?are?stored?in?the?bfd‘s?tdata.??*/
struct?trad_core_struct
{
??struct?corehdr?*hdr;		/*?core?file?header?*/
??asection?*reg_section;
??asection?*reg2_section;
??asection?*sections[MAX_CORE_SEGS];
};

static?const?bfd_target?*
aix386_core_file_p?（bfd?*abfd）
{
??int?i?n;
??unsigned?char?longbuf[4];	/*?Raw?bytes?of?various?header?fields?*/
??bfd_size_type?core_size?=?sizeof?（struct?corehdr）;
??bfd_size_type?amt;
??struct?corehdr?*core;
??struct?mergem
??{
????struct?trad_core_struct?coredata;
????struct?corehdr?internal_core;
??}?*mergem;
??flagword?flags;

??amt?=?sizeof?（longbuf）;
??if?（bfd_bread?（longbuf?amt?abfd）?!=?amt）
????{
??????if?（bfd_get_error?（）?!=?bfd_error_system_call）
	bfd_set_error?（bfd_error_wrong_format）;
??????return?0;
????}

??if?（strncmp?（longbuf?COR_MAGIC?4））
????return?0;

??if?（bfd_seek?（abfd?（file_ptr）?0?0）?!=?0）
????return?0;

??amt?=?sizeof?（struct?mergem）;
??mergem?=?（struct?mergem?*）?bfd_zalloc?（abfd?amt）;
??if?（mergem?==?NULL）
????return?0;