mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 02:38:56 +00:00
62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
/* SPDX-License-Identifier: MIT */
|
|
/*
|
|
* Copyright (C) 2016 The Android Open Source Project
|
|
*/
|
|
|
|
#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_ */
|