static int xc_dom_load_elf_kernel(struct xc_dom_image *dom)
{
struct elf_binary *elf = dom->private_loader;
elf->dest = xc_dom_seg_to_ptr(dom, &dom->kernel_seg);
elf_load_binary(elf);
if ( dom->parms.bsd_symtab )
xc_dom_load_elf_symtab(dom, elf, 1);
return 0;
}
static int xc_dom_parse_elf_kernel(struct xc_dom_image *dom)
{
struct elf_binary *elf;
int rc;
rc = check_elf_kernel(dom, 1);
if ( rc != 0 )
return rc;
elf = xc_dom_malloc(dom, sizeof(*elf));
dom->private_loader = elf;
rc = elf_init(elf, dom->kernel_blob, dom->kernel_size);
xc_elf_set_logfile(dom->xch, elf, 1);
if ( rc != 0 )
{
xc_dom_panic(dom->xch, XC_INVALID_KERNEL, "%s: corrupted ELF image",
__FUNCTION__);
return rc;
}
/* Find the section-header strings table. */
if ( elf->sec_strtab == NULL )
{
xc_dom_panic(dom->xch, XC_INVALID_KERNEL, "%s: ELF image"
" has no shstrtab", __FUNCTION__);
return -EINVAL;
}
/* parse binary and get xen meta info */
elf_parse_binary(elf);
if ( (rc = elf_xen_parse(elf, &dom->parms)) != 0 )
return rc;
if ( elf_xen_feature_get(XENFEAT_dom0, dom->parms.f_required) )
{
xc_dom_panic(dom->xch, XC_INVALID_KERNEL, "%s: Kernel does not"
" support unprivileged (DomU) operation", __FUNCTION__);
return -EINVAL;
}
/* find kernel segment */
dom->kernel_seg.vstart = dom->parms.virt_kstart;
dom->kernel_seg.vend = dom->parms.virt_kend;
if ( dom->parms.bsd_symtab )
xc_dom_load_elf_symtab(dom, elf, 0);
dom->guest_type = xc_dom_guest_type(dom, elf);
DOMPRINTF("%s: %s: 0x%" PRIx64 " -> 0x%" PRIx64 "",
__FUNCTION__, dom->guest_type,
dom->kernel_seg.vstart, dom->kernel_seg.vend);
return 0;
}
static int xc_dom_parse_elf_kernel(struct xc_dom_image *dom)
{
struct elf_binary *elf;
int rc;
rc = check_elf_kernel(dom, 1);
if ( rc != 0 )
return rc;
elf = xc_dom_malloc(dom, sizeof(*elf));
dom->private_loader = elf;
rc = elf_init(elf, dom->kernel_blob, dom->kernel_size);
if ( xc_dom_logfile )
elf_set_logfile(elf, xc_dom_logfile, 1);
if ( rc != 0 )
{
xc_dom_panic(XC_INVALID_KERNEL, "%s: corrupted ELF image\n",
__FUNCTION__);
return rc;
}
/* Find the section-header strings table. */
if ( elf->sec_strtab == NULL )
{
xc_dom_panic(XC_INVALID_KERNEL, "%s: ELF image has no shstrtab\n",
__FUNCTION__);
return -EINVAL;
}
/* parse binary and get xen meta info */
elf_parse_binary(elf);
if ( (rc = elf_xen_parse(elf, &dom->parms)) != 0 )
return rc;
/* find kernel segment */
dom->kernel_seg.vstart = dom->parms.virt_kstart;
dom->kernel_seg.vend = dom->parms.virt_kend;
if ( dom->parms.bsd_symtab )
xc_dom_load_elf_symtab(dom, elf, 0);
dom->guest_type = xc_dom_guest_type(dom, elf);
xc_dom_printf("%s: %s: 0x%" PRIx64 " -> 0x%" PRIx64 "\n",
__FUNCTION__, dom->guest_type,
dom->kernel_seg.vstart, dom->kernel_seg.vend);
return 0;
}
