diff options
Diffstat (limited to 'host/lib/host_common.c')
| -rw-r--r-- | host/lib/host_common.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/host/lib/host_common.c b/host/lib/host_common.c index 1dc7a542..82a59542 100644 --- a/host/lib/host_common.c +++ b/host/lib/host_common.c @@ -133,3 +133,22 @@ struct vb2_kernel_preamble *vb2_create_kernel_preamble( /* Return the header */ return h; } + +void vb2_kernel_get_vmlinuz_header(const struct vb2_kernel_preamble *preamble, + uint64_t *vmlinuz_header_address, + uint32_t *vmlinuz_header_size) +{ + if (preamble->header_version_minor < 1) { + *vmlinuz_header_address = 0; + *vmlinuz_header_size = 0; + } else { + /* + * Set header and size only if the preamble header version is > + * 2.1 as they don't exist in version 2.0 (Note that we don't + * need to check header_version_major; if that's not 2 then + * vb2_verify_kernel_preamble() would have already failed. + */ + *vmlinuz_header_address = preamble->vmlinuz_header_address; + *vmlinuz_header_size = preamble->vmlinuz_header_size; + } +} |