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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* EFI application loader
*
* Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk@gmx.de>
*/
#ifndef _EFI_SELFTEST_H
#define _EFI_SELFTEST_H
#include <efi.h>
#include <efi_api.h>
#include <efi_loader.h>
#include <linker_lists.h>
#define EFI_ST_SUCCESS 0
#define EFI_ST_FAILURE 1
#define EFI_ST_SUCCESS_STR u"SUCCESS"
extern const struct efi_system_table *st_systable;
extern const struct efi_boot_services *st_boottime;
/**
* efi_st_printf() - print a message
*
* @...: format string followed by fields to print
*/
#define efi_st_printf(...) \
(efi_st_printc(-1, __VA_ARGS__))
/**
* efi_st_error() - prints an error message
*
* @...: format string followed by fields to print
*/
#define efi_st_error(...) \
(efi_st_printc(EFI_LIGHTRED, "%s(%u):\nERROR: ", __FILE__, __LINE__), \
efi_st_printc(EFI_LIGHTRED, __VA_ARGS__))
/**
* efi_st_todo() - prints a TODO message
*
* @...: format string followed by fields to print
*/
#define efi_st_todo(...) \
(efi_st_printc(EFI_YELLOW, "%s(%u):\nTODO: ", __FILE__, __LINE__), \
efi_st_printc(EFI_YELLOW, __VA_ARGS__)) \
/**
* enum efi_test_phase - phase when test will be executed
*
* A test may be setup and executed at boottime,
* it may be setup at boottime and executed at runtime,
* or it may be setup and executed at runtime.
*/
enum efi_test_phase {
/**
* @EFI_EXECUTE_BEFORE_BOOTTIME_EXIT:
*
* Setup, execute, and teardown are executed before ExitBootServices().
*/
EFI_EXECUTE_BEFORE_BOOTTIME_EXIT = 1,
/**
* @EFI_SETUP_BEFORE_BOOTTIME_EXIT:
*
* Setup is executed before ExitBootServices() while execute, and
* teardown are executed after ExitBootServices().
*/
EFI_SETUP_BEFORE_BOOTTIME_EXIT,
/**
* @EFI_SETTING_VIRTUAL_ADDRESS_MAP:
*
* Execute calls SetVirtualAddressMap(). Setup is executed before
* ExitBootServices() while execute is executed after
* ExitBootServices(), and after the execute of tests marked as
* @EFI_SETUP_BEFORE_BOOTTIME_EXIT. Teardown is executed thereafter.
*/
EFI_SETTING_VIRTUAL_ADDRESS_MAP,
};
extern struct efi_simple_text_output_protocol *con_out;
extern struct efi_simple_text_input_protocol *con_in;
/**
* efi_st_exit_boot_services() - exit the boot services
*
* * The size of the memory map is determined.
* * Pool memory is allocated to copy the memory map.
* * The memory map is copied and the map key is obtained.
* * The map key is used to exit the boot services.
*/
void efi_st_exit_boot_services(void);
/**
* efi_st_printc() - print a colored message
*
* @color: color, see constants in efi_api.h, use -1 for no color
* @fmt: printf style format string
* @...: arguments to be printed
*/
void efi_st_printc(int color, const char *fmt, ...)
__attribute__ ((format (__printf__, 2, 3)));
/**
* efi_st_translate_char() - translate a Unicode character to a string
*
* @code: Unicode character
* Return: string
*/
u16 *efi_st_translate_char(u16 code);
/**
* efi_st_translate_code() - translate a scan code to a human readable string
*
* This function translates the scan code returned by the simple text input
* protocol to a human readable string, e.g. 0x04 is translated to u"Left".
*
* @code: scan code
* Return: Unicode string
*/
u16 *efi_st_translate_code(u16 code);
/**
* efi_st_strcmp_16_8() - compare an u16 string to a char string
*
* This function compares each u16 value to the char value at the same
* position. This function is only useful for ANSI strings.
*
* @buf1: u16 string
* @buf2: char string
* Return: 0 if both buffers contain equivalent strings
*/
int efi_st_strcmp_16_8(const u16 *buf1, const unsigned char *buf2);
/**
* efi_st_get_config_table() - get configuration table
*
* @guid: GUID of the configuration table
* Return: pointer to configuration table or NULL
*/
void *efi_st_get_config_table(const efi_guid_t *guid);
/**
* efi_st_get_key() - reads an Unicode character from the input device
*
* Return: Unicode character
*/
u16 efi_st_get_key(void);
/**
* struct efi_unit_test - EFI unit test
*
* The &struct efi_unit_test structure provides a interface to an EFI unit test.
*
* @name: name of the unit test used in the user interface
* @phase: specifies when setup and execute are executed
* @setup: set up function of the unit test
* @execute: execute function of the unit test
* @teardown: tear down function of the unit test
* @on_request: flag indicating that the test shall only be executed on request
*/
struct efi_unit_test {
const char *name;
const enum efi_test_phase phase;
int (*setup)(const efi_handle_t handle,
const struct efi_system_table *systable);
int (*execute)(void);
int (*teardown)(void);
bool on_request;
};
/**
* EFI_UNIT_TEST() - macro to declare a new EFI unit test
*
* The macro EFI_UNIT_TEST() declares an EFI unit test using the &struct
* efi_unit_test structure. The test is added to a linker generated list which
* is evaluated by the 'bootefi selftest' command.
*
* @__name: string identifying the unit test in the linker generated list
*/
#define EFI_UNIT_TEST(__name) \
ll_entry_declare(struct efi_unit_test, __name, efi_unit_test)
#endif /* _EFI_SELFTEST_H */