You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
2.9 KiB
82 lines
2.9 KiB
/*
|
|
* Copyright (C) 2016 The Android Open Source Project
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person
|
|
* obtaining a copy of this software and associated documentation
|
|
* files (the "Software"), to deal in the Software without
|
|
* restriction, including without limitation the rights to use, copy,
|
|
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
|
* of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
#if !defined(AVB_INSIDE_LIBAVB_H) && !defined(AVB_COMPILATION)
|
|
#error "Never include this file directly, include libavb.h instead."
|
|
#endif
|
|
|
|
#ifndef AVB_KERNEL_CMDLINE_DESCRIPTOR_H_
|
|
#define AVB_KERNEL_CMDLINE_DESCRIPTOR_H_
|
|
|
|
#include "avb_descriptor.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Flags for kernel command-line descriptors.
|
|
*
|
|
* AVB_KERNEL_CMDLINE_FLAGS_USE_ONLY_IF_HASHTREE_NOT_DISABLED: The
|
|
* cmdline will only be applied if hashtree verification is not
|
|
* disabled (cf. AVB_VBMETA_IMAGE_FLAGS_HASHTREE_DISABLED).
|
|
*
|
|
* AVB_KERNEL_CMDLINE_FLAGS_USE_ONLY_IF_HASHTREE_DISABLED: The cmdline
|
|
* will only be applied if hashtree verification is disabled
|
|
* (cf. AVB_VBMETA_IMAGE_FLAGS_HASHTREE_DISABLED).
|
|
*/
|
|
typedef enum {
|
|
AVB_KERNEL_CMDLINE_FLAGS_USE_ONLY_IF_HASHTREE_NOT_DISABLED = (1 << 0),
|
|
AVB_KERNEL_CMDLINE_FLAGS_USE_ONLY_IF_HASHTREE_DISABLED = (1 << 1)
|
|
} AvbKernelCmdlineFlags;
|
|
|
|
/* A descriptor containing information to be appended to the kernel
|
|
* command-line.
|
|
*
|
|
* The |flags| field contains flags from the AvbKernelCmdlineFlags
|
|
* enumeration.
|
|
*
|
|
* Following this struct are |kernel_cmdline_len| bytes with the
|
|
* kernel command-line (UTF-8 encoded).
|
|
*/
|
|
typedef struct AvbKernelCmdlineDescriptor {
|
|
AvbDescriptor parent_descriptor;
|
|
uint32_t flags;
|
|
uint32_t kernel_cmdline_length;
|
|
} AVB_ATTR_PACKED AvbKernelCmdlineDescriptor;
|
|
|
|
/* Copies |src| to |dest| and validates, byte-swapping fields in the
|
|
* process if needed. Returns true if valid, false if invalid.
|
|
*
|
|
* Data following the struct is not validated nor copied.
|
|
*/
|
|
bool avb_kernel_cmdline_descriptor_validate_and_byteswap(
|
|
const AvbKernelCmdlineDescriptor* src,
|
|
AvbKernelCmdlineDescriptor* dest) AVB_ATTR_WARN_UNUSED_RESULT;
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* AVB_KERNEL_CMDLINE_DESCRIPTOR_H_ */
|