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/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * (C) Copyright 2008 - 2009
 * Windriver, <www.windriver.com>
 * Tom Rix <Tom.Rix@windriver.com>
 *
 * Copyright 2011 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
 *
 * Copyright 2014 Linaro, Ltd.
 * Rob Herring <robh@kernel.org>
 */
#ifndef _FASTBOOT_H_
#define _FASTBOOT_H_

/* The 64 defined bytes plus \0 */
#define FASTBOOT_RESPONSE_LEN	(64 + 1)

/**
 * fastboot_response() - Writes a response of the form "$tag$reason".
 *
 * @tag: The first part of the response
 * @response: Pointer to fastboot response buffer
 * @format: printf style format string
 */
void fastboot_response(const char *tag, char *response,
		       const char *format, ...)
	__attribute__ ((format (__printf__, 3, 4)));

/**
 * fastboot_fail() - Write a FAIL response of the form "FAIL$reason".
 *
 * @reason: Pointer to returned reason string
 * @response: Pointer to fastboot response buffer
 */
void fastboot_fail(const char *reason, char *response);

/**
 * fastboot_okay() - Write an OKAY response of the form "OKAY$reason".
 *
 * @reason: Pointer to returned reason string, or NULL to send a bare "OKAY"
 * @response: Pointer to fastboot response buffer
 */
void fastboot_okay(const char *reason, char *response);

#endif /* _FASTBOOT_H_ */