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efi_loader: add UEFI GPT measurement

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This commit adds the UEFI GPT disk partition topology
measurement required in TCG PC Client Platform Firmware
Profile Specification

Signed-off-by: Masahisa Kojima <masahisa.kojima@linaro.org>
This commit is contained in:
Masahisa Kojima
2021-10-26 17:27:25 +09:00
committed by Heinrich Schuchardt
parent 3d49ee8510
commit ce3dbc5d08
6 changed files with 190 additions and 3 deletions
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3
include/blk.h
View File

@@ -45,6 +45,9 @@ enum if_type {
#define BLK_PRD_SIZE 20
#define BLK_REV_SIZE 8
#define PART_FORMAT_PCAT 0x1
#define PART_FORMAT_GPT 0x2
/*
* Identifies the partition table type (ie. MBR vs GPT GUID) signature
*/

3
include/efi_loader.h
View File

@@ -503,7 +503,7 @@ efi_status_t efi_init_variables(void);
void efi_variables_boot_exit_notify(void);
efi_status_t efi_tcg2_notify_exit_boot_services_failed(void);
/* Measure efi application invocation */
efi_status_t efi_tcg2_measure_efi_app_invocation(void);
efi_status_t efi_tcg2_measure_efi_app_invocation(struct efi_loaded_image_obj *handle);
/* Measure efi application exit */
efi_status_t efi_tcg2_measure_efi_app_exit(void);
/* Called by bootefi to initialize root node */
@@ -847,6 +847,7 @@ struct efi_device_path *efi_dp_from_lo(struct efi_load_option *lo,
const efi_guid_t *guid);
struct efi_device_path *efi_dp_concat(const struct efi_device_path *dp1,
const struct efi_device_path *dp2);
struct efi_device_path *search_gpt_dp_node(struct efi_device_path *device_path);
efi_status_t efi_deserialize_load_option(struct efi_load_option *lo, u8 *data,
efi_uintn_t *size);
unsigned long efi_serialize_load_option(struct efi_load_option *lo, u8 **data);

12
include/efi_tcg2.h
View File

@@ -225,6 +225,18 @@ struct smbios_handoff_table_pointers2 {
struct efi_configuration_table table_entry[];
} __packed;
/**
* struct tdUEFI_GPT_DATA - event log structure of industry standard tables
* @uefi_partition_header: gpt partition header
* @number_of_partitions: the number of partition
* @partitions: partition entries
*/
struct efi_gpt_data {
gpt_header uefi_partition_header;
u64 number_of_partitions;
gpt_entry partitions[];
} __packed;
struct efi_tcg2_protocol {
efi_status_t (EFIAPI * get_capability)(struct efi_tcg2_protocol *this,
struct efi_tcg2_boot_service_capability *capability);