/* BFD back end for NetBSD style core files
- Copyright 1988, 89, 91, 92, 93, 96, 1998 Free Software Foundation, Inc.
+ Copyright 1988, 1989, 1991, 1992, 1993, 1996, 1998, 1999, 2000, 2001,
+ 2002
+ Free Software Foundation, Inc.
Written by Paul Kranenburg, EUR
This file is part of BFD, the Binary File Descriptor library.
/* forward declarations */
-static const bfd_target * netbsd_core_file_p PARAMS ((bfd *abfd));
-static char * netbsd_core_file_failing_command PARAMS ((bfd *abfd));
-static int netbsd_core_file_failing_signal PARAMS ((bfd *abfd));
-static boolean netbsd_core_file_matches_executable_p
- PARAMS ((bfd *core_bfd, bfd *exec_bfd));
-static void swap_abort PARAMS ((void));
+static const bfd_target *netbsd_core_file_p
+ PARAMS ((bfd *abfd));
+static char *netbsd_core_file_failing_command
+ PARAMS ((bfd *abfd));
+static int netbsd_core_file_failing_signal
+ PARAMS ((bfd *abfd));
+static bfd_boolean netbsd_core_file_matches_executable_p
+ PARAMS ((bfd *core_bfd, bfd *exec_bfd));
+static void swap_abort
+ PARAMS ((void));
/* Handle NetBSD-style core dump file. */
bfd *abfd;
{
- int i, val, offset;
- asection *asect, *asect2;
- struct core core;
- struct coreseg coreseg;
-
- val = bfd_read ((void *)&core, 1, sizeof core, abfd);
- if (val != sizeof core) {
- /* Too small to be a core file */
- bfd_set_error(bfd_error_wrong_format);
- return 0;
+ int i, val;
+ file_ptr offset;
+ asection *asect, *asect2;
+ struct core core;
+ struct coreseg coreseg;
+ bfd_size_type amt = sizeof core;
+
+ val = bfd_bread ((void *) &core, amt, abfd);
+ if (val != sizeof core)
+ {
+ /* Too small to be a core file */
+ bfd_set_error (bfd_error_wrong_format);
+ return 0;
+ }
+
+ if (CORE_GETMAGIC (core) != COREMAGIC)
+ {
+ bfd_set_error (bfd_error_wrong_format);
+ return 0;
+ }
+
+ amt = sizeof (struct netbsd_core_struct);
+ rawptr = (struct netbsd_core_struct *) bfd_zalloc (abfd, amt);
+ if (rawptr == NULL)
+ return 0;
+
+ rawptr->core = core;
+ abfd->tdata.netbsd_core_data = rawptr;
+
+ offset = core.c_hdrsize;
+ for (i = 0; i < core.c_nseg; i++)
+ {
+ const char *sname;
+ flagword flags;
+
+ if (bfd_seek (abfd, offset, SEEK_SET) != 0)
+ goto punt;
+
+ val = bfd_bread ((void *) &coreseg, (bfd_size_type) sizeof coreseg, abfd);
+ if (val != sizeof coreseg)
+ {
+ bfd_set_error (bfd_error_file_truncated);
+ goto punt;
}
-
- if (CORE_GETMAGIC(core) != COREMAGIC) {
- bfd_set_error(bfd_error_wrong_format);
- return 0;
+ if (CORE_GETMAGIC (coreseg) != CORESEGMAGIC)
+ {
+ bfd_set_error (bfd_error_wrong_format);
+ goto punt;
}
- rawptr = (struct netbsd_core_struct *)
- bfd_zalloc (abfd, sizeof (struct netbsd_core_struct));
- if (rawptr == NULL) {
- bfd_set_error(bfd_error_no_memory);
- return 0;
+ offset += core.c_seghdrsize;
+
+ switch (CORE_GETFLAG (coreseg))
+ {
+ case CORE_CPU:
+ sname = ".reg";
+ flags = SEC_ALLOC + SEC_HAS_CONTENTS;
+ break;
+ case CORE_DATA:
+ sname = ".data";
+ flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
+ break;
+ case CORE_STACK:
+ sname = ".stack";
+ flags = SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS;
+ break;
+ default:
+ sname = ".unknown";
+ flags = SEC_ALLOC + SEC_HAS_CONTENTS;
+ break;
}
+ asect = bfd_make_section_anyway (abfd, sname);
+ if (asect == NULL)
+ goto punt;
- rawptr->core = core;
- abfd->tdata.netbsd_core_data = rawptr;
-
- offset = core.c_hdrsize;
- for (i = 0; i < core.c_nseg; i++) {
-
- if (bfd_seek (abfd, offset, SEEK_SET) != 0)
- goto punt;
-
- val = bfd_read ((void *)&coreseg, 1, sizeof coreseg, abfd);
- if (val != sizeof coreseg) {
- bfd_set_error(bfd_error_file_truncated);
- goto punt;
- }
- if (CORE_GETMAGIC(coreseg) != CORESEGMAGIC) {
- bfd_set_error(bfd_error_wrong_format);
- goto punt;
- }
-
- offset += core.c_seghdrsize;
-
- asect = (asection *) bfd_zalloc (abfd, sizeof (asection));
- if (asect == NULL) {
- bfd_set_error(bfd_error_no_memory);
- goto punt;
- }
-
- asect->_raw_size = coreseg.c_size;
- asect->vma = coreseg.c_addr;
- asect->filepos = offset;
- asect->alignment_power = 2;
- asect->next = abfd->sections;
- abfd->sections = asect;
- abfd->section_count++;
- offset += coreseg.c_size;
-
- switch (CORE_GETFLAG(coreseg)) {
- case CORE_CPU:
- asect->name = ".reg";
- asect->flags = SEC_ALLOC + SEC_HAS_CONTENTS;
-#ifdef CORE_FPU_OFFSET
- /* Hackish... */
- asect->_raw_size = CORE_FPU_OFFSET;
- asect2 = (asection *)bfd_zalloc (abfd,
- sizeof (asection));
- if (asect2 == NULL) {
- bfd_set_error(bfd_error_no_memory);
- goto punt;
- }
- asect2->_raw_size = coreseg.c_size - CORE_FPU_OFFSET;
- asect2->vma = 0;
- asect2->filepos = asect->filepos + CORE_FPU_OFFSET;
- asect2->alignment_power = 2;
- asect2->next = abfd->sections;
- asect2->name = ".reg2";
- asect2->flags = SEC_ALLOC + SEC_HAS_CONTENTS;
- abfd->sections = asect2;
- abfd->section_count++;
-#endif
+ asect->flags = flags;
+ asect->_raw_size = coreseg.c_size;
+ asect->vma = coreseg.c_addr;
+ asect->filepos = offset;
+ asect->alignment_power = 2;
+
+ offset += coreseg.c_size;
- break;
- case CORE_DATA:
- asect->name = ".data";
- asect->flags = SEC_ALLOC+SEC_LOAD+SEC_HAS_CONTENTS;
- break;
- case CORE_STACK:
- asect->name = ".stack";
- asect->flags = SEC_ALLOC+SEC_LOAD+SEC_HAS_CONTENTS;
- break;
- }
+#ifdef CORE_FPU_OFFSET
+ switch (CORE_GETFLAG (coreseg))
+ {
+ case CORE_CPU:
+ /* Hackish... */
+ asect->_raw_size = CORE_FPU_OFFSET;
+ asect2 = bfd_make_section_anyway (abfd, ".reg2");
+ if (asect2 == NULL)
+ goto punt;
+ asect2->_raw_size = coreseg.c_size - CORE_FPU_OFFSET;
+ asect2->vma = 0;
+ asect2->filepos = asect->filepos + CORE_FPU_OFFSET;
+ asect2->alignment_power = 2;
+ asect2->flags = SEC_ALLOC + SEC_HAS_CONTENTS;
+ break;
}
+#endif
+ }
- /* OK, we believe you. You're a core file (sure, sure). */
- return abfd->xvec;
+ /* OK, we believe you. You're a core file (sure, sure). */
+ return abfd->xvec;
-punt: {
- asection *anext;
- for (asect = abfd->sections; asect; asect = anext) {
- anext = asect->next;
- free((void *)asect);
- }
- }
- free ((void *)rawptr);
- abfd->tdata.netbsd_core_data = NULL;
- abfd->sections = NULL;
- abfd->section_count = 0;
- return 0;
+ punt:
+ bfd_release (abfd, abfd->tdata.any);
+ abfd->tdata.any = NULL;
+ bfd_section_list_clear (abfd);
+ return 0;
}
static char*
}
/* ARGSUSED */
-static boolean
+static bfd_boolean
netbsd_core_file_matches_executable_p (core_bfd, exec_bfd)
- bfd *core_bfd, *exec_bfd;
+ bfd *core_bfd ATTRIBUTE_UNUSED;
+ bfd *exec_bfd ATTRIBUTE_UNUSED;
{
- return true; /* FIXME, We have no way of telling at this point */
+ return TRUE; /* FIXME, We have no way of telling at this point */
}
\f
/* If somebody calls any byte-swapping routines, shoot them. */
projects / deliverable / binutils-gdb.git / blobdiff