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/*
* Copyright 2018 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef __EXTRA_USB_UPDATER_DESC_PARSER_H
#define __EXTRA_USB_UPDATER_DESC_PARSER_H
#include <stddef.h>
#include <stdint.h>
struct result_node {
uint8_t expected_result[32];
};
enum range_type_t {
NOT_A_RANGE,
AP_RANGE,
EC_RANGE,
EC_GANG_RANGE,
};
struct addr_range {
enum range_type_t range_type;
uint32_t base_addr;
uint32_t range_size;
size_t variant_count; /* Set to zero for dump ranges. */
struct result_node variants[0];
};
/* Board description retrieval API includes the following functions. */
/*
* In the given hash database file find board by its ID. Return zero on
* success, or OS error of error. In particular ENODATA is returned if the
* section for the required board ID is not found in the file.
*/
int parser_find_board(const char *hash_file_name, const char board_id[4]);
/*
* Find next range for the previousely defined board, parse it into the
* addr_range structure and return pointer to the parsed structure to the
* caller, set pointer to NULL if no more entries are available or in case of
* error.
*
* Caller of this function is responsible for returning memory allocated for
* the entry.
*
* Return value set to zero on success, or to OS error if one occurs. EIO is
* used if an attmept to get next range is made before hash database file was
* opened and board entry in it was found.
*/
int parser_get_next_range(struct addr_range **range);
/* Close the hash database file. */
void parser_done(void);
#endif // __EXTRA_USB_UPDATER_DESC_PARSER_H
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