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// SPDX-License-Identifier: BSD-2-Clause-Patent
#ifndef SHIM_H_
#define SHIM_H_
#ifdef SHIM_UNIT_TEST
#define _GNU_SOURCE
#endif
#if defined __GNUC__ && defined __GNUC_MINOR__
# define GNUC_PREREQ(maj, min) \
((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
#else
# define GNUC_PREREQ(maj, min) 0
#endif
#if defined __clang_major__ && defined __clang_minor__
# define CLANG_PREREQ(maj, min) \
((__clang_major__ << 16) + __clang_minor__ >= ((maj) << 16) + (min))
#else
# define CLANG_PREREQ(maj, min) 0
#endif
#if defined(__x86_64__)
/* gcc 4.5.4 is the first documented release with -mabi=ms */
/* gcc 4.7.1 is the first one with __builtin_ms_va_list */
#if !GNUC_PREREQ(4, 7) && !CLANG_PREREQ(3, 4)
#error On x86_64 you must have a compiler new enough to support __attribute__((__ms_abi__))
#endif
#if CLANG_PREREQ(3, 4)
#pragma GCC diagnostic ignored "-Wpointer-bool-conversion"
#endif
#if !defined(GNU_EFI_USE_EXTERNAL_STDARG)
#define GNU_EFI_USE_EXTERNAL_STDARG
#endif
#if !defined(GNU_EFI_USE_MS_ABI)
#define GNU_EFI_USE_MS_ABI
#endif
#ifdef NO_BUILTIN_VA_FUNCS
#undef NO_BUILTIN_VA_FUNCS
#endif
#endif
#include <ctype.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#include <strings.h>
#ifndef SHIM_UNIT_TEST
#include <efi.h>
#include <efilib.h>
#include <efisetjmp.h>
#undef uefi_call_wrapper
#include <efierr.h>
#include <efiip.h>
#if defined(__x86_64__) && !defined(HAVE_USE_MS_ABI)
#error something has gone wrong with the gnu-efi includes and defines
#endif
#endif
#ifdef SHIM_UNIT_TEST
#include "include/test.h"
#endif
#ifdef __x86_64__
#ifndef DEFAULT_LOADER
#define DEFAULT_LOADER L"\\grubx64.efi"
#endif
#ifndef DEFAULT_LOADER_CHAR
#define DEFAULT_LOADER_CHAR "\\grubx64.efi"
#endif
#ifndef EFI_ARCH
#define EFI_ARCH L"x64"
#endif
#ifndef DEBUGDIR
#define DEBUGDIR L"/usr/lib/debug/usr/share/shim/x64/"
#endif
#endif
#if defined(__i686__) || defined(__i386__)
#ifndef DEFAULT_LOADER
#define DEFAULT_LOADER L"\\grubia32.efi"
#endif
#ifndef DEFAULT_LOADER_CHAR
#define DEFAULT_LOADER_CHAR "\\grubia32.efi"
#endif
#ifndef EFI_ARCH
#define EFI_ARCH L"ia32"
#endif
#ifndef DEBUGDIR
#define DEBUGDIR L"/usr/lib/debug/usr/share/shim/ia32/"
#endif
#endif
#if defined(__aarch64__)
#ifndef DEFAULT_LOADER
#define DEFAULT_LOADER L"\\grubaa64.efi"
#endif
#ifndef DEFAULT_LOADER_CHAR
#define DEFAULT_LOADER_CHAR "\\grubaa64.efi"
#endif
#ifndef EFI_ARCH
#define EFI_ARCH L"aa64"
#endif
#ifndef DEBUGDIR
#define DEBUGDIR L"/usr/lib/debug/usr/share/shim/aa64/"
#endif
#endif
#if defined(__arm__)
#ifndef DEFAULT_LOADER
#define DEFAULT_LOADER L"\\grubarm.efi"
#endif
#ifndef DEFAULT_LOADER_CHAR
#define DEFAULT_LOADER_CHAR "\\grubarm.efi"
#endif
#ifndef EFI_ARCH
#define EFI_ARCH L"arm"
#endif
#ifndef DEBUGDIR
#define DEBUGDIR L"/usr/lib/debug/usr/share/shim/arm/"
#endif
#endif
#ifndef DEBUGSRC
#define DEBUGSRC L"/usr/src/debug/shim-" VERSIONSTR "." EFI_ARCH
#endif
#define FALLBACK L"\\fb" EFI_ARCH L".efi"
#define MOK_MANAGER L"\\mm" EFI_ARCH L".efi"
#if defined(VENDOR_DB_FILE)
# define vendor_authorized vendor_db
# define vendor_authorized_size vendor_db_size
# define vendor_authorized_category VENDOR_ADDEND_DB
#elif defined(VENDOR_CERT_FILE)
# define vendor_authorized vendor_cert
# define vendor_authorized_size vendor_cert_size
# define vendor_authorized_category VENDOR_ADDEND_X509
#else
# define vendor_authorized vendor_null
# define vendor_authorized_size vendor_null_size
# define vendor_authorized_category VENDOR_ADDEND_NONE
#endif
#if defined(VENDOR_DBX_FILE)
# define vendor_deauthorized vendor_dbx
# define vendor_deauthorized_size vendor_dbx_size
#else
# define vendor_deauthorized vendor_deauthorized_null
# define vendor_deauthorized_size vendor_deauthorized_null_size
#endif
#include "include/asm.h"
#include "include/compiler.h"
#include "include/list.h"
#include "include/configtable.h"
#include "include/console.h"
#include "include/crypt_blowfish.h"
#include "include/dp.h"
#include "include/efiauthenticated.h"
#include "include/errlog.h"
#include "include/errors.h"
#include "include/execute.h"
#include "include/guid.h"
#include "include/http.h"
#include "include/httpboot.h"
#include "include/ip4config2.h"
#include "include/ip6config.h"
#include "include/load-options.h"
#include "include/loader-proto.h"
#include "include/memattrs.h"
#include "include/mok.h"
#include "include/netboot.h"
#include "include/passwordcrypt.h"
#include "include/peimage.h"
#include "include/pe.h"
#include "include/sbat.h"
#include "include/sbat_var_defs.h"
#include "include/ssp.h"
#if defined(OVERRIDE_SECURITY_POLICY)
#include "include/security_policy.h"
#endif
#include "include/simple_file.h"
#include "include/str.h"
#include "include/tpm.h"
#include "include/utils.h"
#include "include/cc.h"
#include "include/ucs2.h"
#include "include/variables.h"
#include "include/verify.h"
#include "include/hexdump.h"
#include "version.h"
#ifndef SHIM_UNIT_TEST
#include "Cryptlib/Include/OpenSslSupport.h"
#endif
#define MEM_ATTR_R 4
#define MEM_ATTR_W 2
#define MEM_ATTR_X 1
INTERFACE_DECL(_SHIM_LOCK);
typedef
EFI_STATUS
(*EFI_SHIM_LOCK_VERIFY) (
IN VOID *buffer,
IN UINT32 size
);
typedef
EFI_STATUS
(*EFI_SHIM_LOCK_HASH) (
IN char *data,
IN int datasize,
PE_COFF_LOADER_IMAGE_CONTEXT *context,
UINT8 *sha256hash,
UINT8 *sha1hash
);
typedef
EFI_STATUS
(*EFI_SHIM_LOCK_CONTEXT) (
IN VOID *data,
IN unsigned int datasize,
PE_COFF_LOADER_IMAGE_CONTEXT *context
);
typedef struct _SHIM_LOCK {
EFI_SHIM_LOCK_VERIFY Verify;
EFI_SHIM_LOCK_HASH Hash;
EFI_SHIM_LOCK_CONTEXT Context;
} SHIM_LOCK;
extern EFI_STATUS shim_init(void);
extern void shim_fini(void);
extern VOID restore_loaded_image(VOID);
extern EFI_STATUS start_image(EFI_HANDLE image_handle, CHAR16 *ImagePath);
extern EFI_STATUS import_mok_state(EFI_HANDLE image_handle);
extern EFI_STATUS install_shim_protocols(void);
extern void uninstall_shim_protocols(void);
extern UINT32 vendor_authorized_size;
extern UINT8 *vendor_authorized;
extern UINT32 vendor_deauthorized_size;
extern UINT8 *vendor_deauthorized;
extern UINT32 user_cert_size;
extern UINT8 *user_cert;
#if defined(ENABLE_SHIM_CERT)
extern UINT32 build_cert_size;
extern UINT8 *build_cert;
#endif /* defined(ENABLE_SHIM_CERT) */
extern UINT8 user_insecure_mode;
extern UINT8 ignore_db;
extern UINT8 trust_mok_list;
extern UINT8 mok_policy;
extern UINT8 in_protocol;
extern void *load_options;
extern UINT32 load_options_size;
BOOLEAN secure_mode (void);
#ifndef SHIM_UNIT_TEST
#define perror_(file, line, func, fmt, ...) ({ \
UINTN __perror_ret = 0; \
_Static_assert((fmt) != NULL, \
"format specifier cannot be NULL"); \
if (!in_protocol) \
__perror_ret = console_print((fmt), ##__VA_ARGS__); \
LogError_(file, line, func, fmt, ##__VA_ARGS__); \
__perror_ret; \
})
#define perror(fmt, ...) ({ \
_Static_assert((fmt) != NULL, \
"format specifier cannot be NULL"); \
perror_(__FILE__, __LINE__ - 1, __func__, fmt, ##__VA_ARGS__); \
})
#define LogError(fmt, ...) ({ \
_Static_assert((fmt) != NULL, \
"format specifier cannot be NULL"); \
LogError_(__FILE__, __LINE__ - 1, __func__, fmt, ##__VA_ARGS__);\
})
#else
#define perror(fmt, ...) ({ \
_Static_assert((fmt) != NULL, \
"format specifier cannot be NULL"); \
})
#define LogError(fmt, ...) ({ \
_Static_assert((fmt) != NULL, \
"format specifier cannot be NULL"); \
})
#endif
#ifdef ENABLE_SHIM_DEVEL
#define FALLBACK_VERBOSE_VAR_NAME L"FALLBACK_DEVEL_VERBOSE"
#define VERBOSE_VAR_NAME L"SHIM_DEVEL_VERBOSE"
#define DEBUG_VAR_NAME L"SHIM_DEVEL_DEBUG"
#else
#define FALLBACK_VERBOSE_VAR_NAME L"FALLBACK_VERBOSE"
#define VERBOSE_VAR_NAME L"SHIM_VERBOSE"
#define DEBUG_VAR_NAME L"SHIM_DEBUG"
#endif
#define SHIM_RETAIN_PROTOCOL_VAR_NAME L"ShimRetainProtocol"
char *translate_slashes(char *out, const char *str);
#include <efisetjmp_arch.h>
typedef struct {
EFI_LOADED_IMAGE li;
EFI_IMAGE_ENTRY_POINT entry_point;
EFI_PHYSICAL_ADDRESS alloc_address;
UINTN alloc_pages;
unsigned int alloc_alignment;
EFI_STATUS exit_status;
CONST CHAR16 *exit_data;
UINTN exit_data_size;
jmp_buf longjmp_buf;
BOOLEAN started;
EFI_DEVICE_PATH *loaded_image_device_path;
} SHIM_LOADED_IMAGE;
#endif /* SHIM_H_ */
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