elftoolchain/libelf/elf_update.c

111 _libelf_compute_section_extents(Elf *e, Elf_Scn *s, off_t rc)
311 	sh_offset = roundup((uint64_t) rc, sh_align);
443 _libelf_resync_sections(Elf *e, off_t rc, struct _Elf_Extent_List *extents)
464 		if (_libelf_compute_section_extents(e, s, rc) == 0)
474 		if ((size_t) rc < s->s_offset + s->s_size)
475 			rc = (off_t) (s->s_offset + s->s_size);
478 	return (rc);
510 	off_t rc, phoff, shoff;
515 	rc = 0;
596 	rc += (off_t) _libelf_fsize(ELF_T_EHDR, ec, eh_version, (size_t) 1);
598 	if (!_libelf_insert_extent(extents, ELF_EXTENT_EHDR, 0, (uint64_t) rc,
615 			if (rc > phoff) {
626 			phoff = roundup(rc, (off_t) align);
628 		rc = phoff + (off_t) fsz;
648 	if ((rc = _libelf_resync_sections(e, rc, extents)) < 0)
673 			shoff = roundup(rc, (off_t) align);
675 		if (shoff + (off_t) fsz > rc)
676 			rc = shoff + (off_t) fsz;
705 	return (rc);
716 	off_t rc;
728 	rc = (off_t) ex->ex_start;
742 		return (rc);
767 			if ((uint64_t) rc < sh_off + d->d_off)
768 				(void) memset(nf + rc,
771 					(uint64_t) rc));
772 			rc = (off_t) (sh_off + d->d_off);
778 			(void) memcpy(nf + rc,
782 			rc += (off_t) d->d_size;
785 		return (rc);
802 		if ((uint64_t) rc < sh_off + d->d_off)
803 			(void) memset(nf + rc,
805 			    (size_t) (sh_off + d->d_off - (uint64_t) rc));
807 		rc = (off_t) (sh_off + d->d_off);
817 		dst.d_buf    = nf + rc;
824 		rc += (off_t) fsz;
827 	return (rc);
1008 	off_t nrc, rc;
1022 	nrc = rc = 0;
1026 		if (ex->ex_start > (size_t) rc)
1027 			(void) memset(newfile + rc, LIBELF_PRIVATE(fillchar),
1028 			    (size_t) (ex->ex_start - (uint64_t) rc));
1057 		assert(rc < nrc);
1059 		rc = nrc;
1062 	assert(rc == newsize);
1156 	return (rc);
1172 	off_t rc;
1175 	rc = (off_t) -1;
1180 		return (rc);
1185 		return (rc);
1193 		return (rc);
1198 	if ((rc = _libelf_resync_elf(e, &extents)) < 0)
1205 		rc = (off_t) -1;
1210 	rc = _libelf_write_elf(e, rc, &extents);
1214 	return (rc);