#include "bfd.h"
#ifdef AIX_5_CORE
#include "sysdep.h"
#include "libbfd.h"
const bfd_target *xcoff64_core_p (bfd *);
bfd_boolean xcoff64_core_file_matches_executable_p (bfd *, bfd *);
char *xcoff64_core_file_failing_command (bfd *);
int xcoff64_core_file_failing_signal (bfd *);
#define __LDINFO_PTRACE64__
#include <sys/ldr.h>
#include <core.h>
#define core_hdr(abfd) ((struct core_dumpxx *) abfd->tdata.any)
#define CHECK_FILE_OFFSET(s, v) \
((bfd_signed_vma)(v) < 0 || (bfd_signed_vma)(v) > (bfd_signed_vma)(s).st_size)
const bfd_target *
xcoff64_core_p (bfd *abfd)
{
struct core_dumpxx core, *new_core_hdr;
struct stat statbuf;
asection *sec;
struct __ld_info64 ldinfo;
bfd_vma ld_offset;
bfd_size_type i;
struct vm_infox vminfo;
const bfd_target *return_value = NULL;
if (bfd_seek (abfd, 0, SEEK_SET) != 0)
goto xcoff64_core_p_error;
if (sizeof (struct core_dumpxx)
!= bfd_bread (&core, sizeof (struct core_dumpxx), abfd))
goto xcoff64_core_p_error;
if (bfd_stat (abfd, &statbuf) < 0)
goto xcoff64_core_p_error;
if ((CORE_VERSION_1 != (core.c_flag & CORE_VERSION_1))
|| (0 != core.c_entries)
|| (! (IS_PROC64 (&core.c_u.U_proc)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_fdsinfox)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_loader)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_loader + core.c_lsize)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_thr)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_segregion)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_stack)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_stack + core.c_size)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_data)))
|| ((CHECK_FILE_OFFSET (statbuf, core.c_data + core.c_datasize)))
|| (! (core.c_flag & UBLOCK_VALID))
|| (! (core.c_flag & LE_VALID)))
goto xcoff64_core_p_error;
if ((! (core.c_flag & USTACK_VALID))
|| (core.c_flag & CORE_TRUNC))
{
bfd_set_error (bfd_error_file_truncated);
return return_value;
}
new_core_hdr = bfd_zalloc (abfd, sizeof (struct core_dumpxx));
if (NULL == new_core_hdr)
return return_value;
memcpy (new_core_hdr, &core, sizeof (struct core_dumpxx));
abfd->tdata.any = new_core_hdr;
sec = bfd_make_section_anyway (abfd, ".stack");
if (NULL == sec)
return return_value;
sec->flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS;
sec->size = core.c_size;
sec->vma = core.c_stackorg;
sec->filepos = core.c_stack;
sec = bfd_make_section_anyway (abfd, ".reg");
if (NULL == sec)
return return_value;
sec->flags = SEC_HAS_CONTENTS | SEC_IN_MEMORY;
sec->size = sizeof (struct __context64);
sec->vma = 0;
sec->filepos = 0;
sec->contents = (bfd_byte *)&new_core_hdr->c_flt.r64;
sec = bfd_make_section_anyway (abfd, ".ldinfo");
if (NULL == sec)
return return_value;
sec->flags = SEC_HAS_CONTENTS;
sec->size = core.c_lsize;
sec->vma = 0;
sec->filepos = core.c_loader;
sec = bfd_make_section_anyway (abfd, ".data");
if (NULL == sec)
return return_value;
sec->flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS;
sec->size = core.c_datasize;
sec->vma = core.c_dataorg;
sec->filepos = core.c_data;
ld_offset = core.c_loader;
while (1)
{
if (bfd_seek (abfd, ld_offset, SEEK_SET) != 0)
return return_value;
if (sizeof (struct __ld_info64) !=
bfd_bread (&ldinfo, sizeof (struct __ld_info64), abfd))
return return_value;
if (ldinfo.ldinfo_core)
{
sec = bfd_make_section_anyway (abfd, ".data");
if (NULL == sec)
return return_value;
sec->flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS;
sec->size = ldinfo.ldinfo_datasize;
sec->vma = ldinfo.ldinfo_dataorg;
sec->filepos = ldinfo.ldinfo_core;
}
if (0 == ldinfo.ldinfo_next)
break;
ld_offset += ldinfo.ldinfo_next;
}
if (core.c_vmregions)
{
if (bfd_seek (abfd, core.c_vmm, SEEK_SET) != 0)
return return_value;
for (i = 0; i < core.c_vmregions; i++)
if (sizeof (struct vm_infox) !=
bfd_bread (&vminfo, sizeof (struct vm_infox), abfd))
return return_value;
if (vminfo.vminfo_offset)
{
sec = bfd_make_section_anyway (abfd, ".vmdata");
if (NULL == sec)
return return_value;
sec->flags = SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS;
sec->size = vminfo.vminfo_size;
sec->vma = vminfo.vminfo_addr;
sec->filepos = vminfo.vminfo_offset;
}
}
return_value = (bfd_target *) abfd->xvec;
xcoff64_core_p_error:
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return return_value;
}
bfd_boolean
xcoff64_core_file_matches_executable_p (bfd *core_bfd, bfd *exec_bfd)
{
struct core_dumpxx core;
char *path, *s;
size_t alloc;
const char *str1, *str2;
bfd_boolean return_value = FALSE;
if (bfd_seek (core_bfd, 0, SEEK_SET) != 0)
return return_value;
if (sizeof (struct core_dumpxx) !=
bfd_bread (&core, sizeof (struct core_dumpxx), core_bfd))
return return_value;
if (bfd_seek (core_bfd, core.c_loader, SEEK_SET) != 0)
return return_value;
alloc = 100;
path = bfd_malloc (alloc);
if (path == NULL)
return return_value;
s = path;
while (1)
{
if (bfd_bread (s, 1, core_bfd) != 1)
goto xcoff64_core_file_matches_executable_p_end_1;
if (*s == '\0')
break;
++s;
if (s == path + alloc)
{
char *n;
alloc *= 2;
n = bfd_realloc (path, alloc);
if (n == NULL)
goto xcoff64_core_file_matches_executable_p_end_1;
s = n + (path - s);
path = n;
}
}
str1 = strrchr (path, '/');
str2 = strrchr (exec_bfd->filename, '/');
str1 = str1 != NULL ? str1 + 1 : path;
str2 = str2 != NULL ? str2 + 1 : exec_bfd->filename;
if (strcmp (str1, str2) == 0)
return_value = TRUE;
xcoff64_core_file_matches_executable_p_end_1:
free (path);
return return_value;
}
char *
xcoff64_core_file_failing_command (bfd *abfd)
{
struct core_dumpxx *c = core_hdr (abfd);
char *return_value = 0;
if (NULL != c)
return_value = c->c_u.U_proc.pi_comm;
return return_value;
}
int
xcoff64_core_file_failing_signal (bfd *abfd)
{
struct core_dumpxx *c = core_hdr (abfd);
int return_value = 0;
if (NULL != c)
return_value = c->c_signo;
return return_value;
}
#else
const bfd_target *xcoff64_core_p (bfd *);
bfd_boolean xcoff64_core_file_matches_executable_p (bfd *, bfd *);
char *xcoff64_core_file_failing_command (bfd *);
int xcoff64_core_file_failing_signal (bfd *);
const bfd_target *
xcoff64_core_p (bfd *abfd ATTRIBUTE_UNUSED)
{
bfd_set_error (bfd_error_wrong_format);
return 0;
}
bfd_boolean
xcoff64_core_file_matches_executable_p (bfd *core_bfd ATTRIBUTE_UNUSED,
bfd *exec_bfd ATTRIBUTE_UNUSED)
{
return FALSE;
}
char *
xcoff64_core_file_failing_command (bfd *abfd ATTRIBUTE_UNUSED)
{
return 0;
}
int
xcoff64_core_file_failing_signal (bfd *abfd ATTRIBUTE_UNUSED)
{
return 0;
}
#endif