xobs/simmel-bootloader
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
94e23a928c
simmel-bootloader/lib/sdk/components/libraries/util/app_util_bds.h
hathach df71d3444d follow #1 
seperate files from latest SDK (currently 14.2.0) from good old non-
secure bootloader sdk 11
2018-04-05 00:35:08 +07:00

450 lines
17 KiB
C
Raw Blame History

/**
* Copyright (c) 2012 - 2017, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/** @file
*
* @defgroup app_util Utility Functions and Definitions
* @{
* @ingroup app_common
*
* @brief Various types and definitions available to all applications.
*/
#ifndef APP_UTIL_BDS_H__
#define APP_UTIL_BDS_H__
#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#include "compiler_abstraction.h"
#include "app_util.h"
#include "ble_srv_common.h"
#include "nordic_common.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef uint8_t nibble_t;
typedef uint32_t uint24_t;
typedef uint64_t uint40_t;
/**@brief IEEE 11073-20601 Regulatory Certification Data List Structure */
typedef struct
{
uint8_t * p_list; /**< Pointer the byte array containing the encoded opaque structure based on IEEE 11073-20601 specification. */
uint8_t list_len; /**< Length of the byte array. */
} regcertdatalist_t;
/**@brief SFLOAT format (IEEE-11073 16-bit FLOAT, meaning 4 bits for exponent (base 10) and 12 bits mantissa) */
typedef struct
{
int8_t exponent; /**< Base 10 exponent, should be using only 4 bits */
int16_t mantissa; /**< Mantissa, should be using only 12 bits */
} sfloat_t;
/**@brief Date and Time structure. */
typedef struct
{
uint16_t year;
uint8_t month;
uint8_t day;
uint8_t hours;
uint8_t minutes;
uint8_t seconds;
} ble_date_time_t;
/**@brief Function for encoding a uint16 value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*
* @return Number of bytes written.
*/
static __INLINE uint8_t bds_uint16_encode(const uint16_t * p_value, uint8_t * p_encoded_data)
{
p_encoded_data[0] = (uint8_t) ((*p_value & 0x00FF) >> 0);
p_encoded_data[1] = (uint8_t) ((*p_value & 0xFF00) >> 8);
return sizeof(uint16_t);
}
static __INLINE uint8_t bds_int16_encode(const int16_t * p_value, uint8_t * p_encoded_data)
{
uint16_t tmp = *p_value;
return bds_uint16_encode(&tmp, p_encoded_data);
}
/**@brief Function for encoding a uint24 value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*
* @return Number of bytes written.
*/
static __INLINE uint8_t bds_uint24_encode(const uint32_t * p_value, uint8_t * p_encoded_data)
{
p_encoded_data[0] = (uint8_t) ((*p_value & 0x000000FF) >> 0);
p_encoded_data[1] = (uint8_t) ((*p_value & 0x0000FF00) >> 8);
p_encoded_data[2] = (uint8_t) ((*p_value & 0x00FF0000) >> 16);
return (3);
}
/**@brief Function for encoding a uint32 value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*
* @return Number of bytes written.
*/
static __INLINE uint8_t bds_uint32_encode(const uint32_t * p_value, uint8_t * p_encoded_data)
{
p_encoded_data[0] = (uint8_t) ((*p_value & 0x000000FF) >> 0);
p_encoded_data[1] = (uint8_t) ((*p_value & 0x0000FF00) >> 8);
p_encoded_data[2] = (uint8_t) ((*p_value & 0x00FF0000) >> 16);
p_encoded_data[3] = (uint8_t) ((*p_value & 0xFF000000) >> 24);
return sizeof(uint32_t);
}
/**@brief Function for encoding a uint40 value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*
* @return Number of bytes written.
*/
static __INLINE uint8_t bds_uint40_encode(const uint64_t * p_value, uint8_t * p_encoded_data)
{
p_encoded_data[0] = (uint8_t) ((*p_value & 0x00000000000000FF) >> 0);
p_encoded_data[1] = (uint8_t) ((*p_value & 0x000000000000FF00) >> 8);
p_encoded_data[2] = (uint8_t) ((*p_value & 0x0000000000FF0000) >> 16);
p_encoded_data[3] = (uint8_t) ((*p_value & 0x00000000FF000000) >> 24);
p_encoded_data[4] = (uint8_t) ((*p_value & 0x000000FF00000000) >> 32);
return 5;
}
/**@brief Function for encoding a sfloat value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*
* @return Number of bytes written.
*/
static __INLINE uint8_t bds_sfloat_encode(const sfloat_t * p_value, uint8_t * p_encoded_data)
{
uint16_t encoded_val;
encoded_val = ((p_value->exponent << 12) & 0xF000) |
((p_value->mantissa << 0) & 0x0FFF);
return(bds_uint16_encode(&encoded_val, p_encoded_data));
}
/**@brief Function for encoding a uint8_array value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*/
static __INLINE uint8_t bds_uint8_array_encode(const uint8_array_t * p_value,
uint8_t * p_encoded_data)
{
memcpy(p_encoded_data, p_value->p_data, p_value->size);
return p_value->size;
}
/**@brief Function for encoding a utf8_str value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*/
static __INLINE uint8_t bds_ble_srv_utf8_str_encode(const ble_srv_utf8_str_t * p_value,
uint8_t * p_encoded_data)
{
memcpy(p_encoded_data, p_value->p_str, p_value->length);
return p_value->length;
}
/**@brief Function for encoding a regcertdatalist value.
*
* @param[in] p_value Value to be encoded.
* @param[out] p_encoded_data Buffer where the encoded data is to be written.
*/
static __INLINE uint8_t bds_regcertdatalist_encode(const regcertdatalist_t * p_value,
uint8_t * p_encoded_data)
{
memcpy(p_encoded_data, p_value->p_list, p_value->list_len);
return p_value->list_len;
}
/**@brief Function for decoding a date_time value.
*
* @param[in] p_date_time pointer to the date_time structure to encode.
* @param[in] p_encoded_data pointer to the encoded data
* @return length of the encoded field.
*/
static __INLINE uint8_t bds_ble_date_time_encode(const ble_date_time_t * p_date_time,
uint8_t * p_encoded_data)
{
uint8_t len = bds_uint16_encode(&p_date_time->year, &p_encoded_data[0]);
p_encoded_data[len++] = p_date_time->month;
p_encoded_data[len++] = p_date_time->day;
p_encoded_data[len++] = p_date_time->hours;
p_encoded_data[len++] = p_date_time->minutes;
p_encoded_data[len++] = p_date_time->seconds;
return len;
}
/**@brief Function for decoding a uint16 value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_uint16_decode(const uint8_t len,
const uint8_t * p_encoded_data,
uint16_t * p_decoded_val)
{
UNUSED_VARIABLE(len);
*p_decoded_val = (((uint16_t)((uint8_t *)p_encoded_data)[0])) |
(((uint16_t)((uint8_t *)p_encoded_data)[1]) << 8 );
return (sizeof(uint16_t));
}
/**@brief Function for decoding a int16 value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_int16_decode(const uint8_t len,
const uint8_t * p_encoded_data,
int16_t * p_decoded_val)
{
UNUSED_VARIABLE(len);
uint16_t tmp = 0;
uint8_t retval = bds_uint16_decode(len, p_encoded_data, &tmp);
*p_decoded_val = (int16_t)tmp;
return retval;
}
/**@brief Function for decoding a uint24 value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_uint24_decode(const uint8_t len,
const uint8_t * p_encoded_data,
uint32_t * p_decoded_val)
{
UNUSED_VARIABLE(len);
*p_decoded_val = (((uint32_t)((uint8_t *)p_encoded_data)[0]) << 0) |
(((uint32_t)((uint8_t *)p_encoded_data)[1]) << 8) |
(((uint32_t)((uint8_t *)p_encoded_data)[2]) << 16);
return (3);
}
/**@brief Function for decoding a uint32 value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_uint32_decode(const uint8_t len,
const uint8_t * p_encoded_data,
uint32_t * p_decoded_val)
{
UNUSED_VARIABLE(len);
*p_decoded_val = (((uint32_t)((uint8_t *)p_encoded_data)[0]) << 0) |
(((uint32_t)((uint8_t *)p_encoded_data)[1]) << 8) |
(((uint32_t)((uint8_t *)p_encoded_data)[2]) << 16) |
(((uint32_t)((uint8_t *)p_encoded_data)[3]) << 24 );
return (sizeof(uint32_t));
}
/**@brief Function for decoding a uint40 value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_uint40_decode(const uint8_t len,
const uint8_t * p_encoded_data,
uint64_t * p_decoded_val)
{
UNUSED_VARIABLE(len);
*p_decoded_val = (((uint64_t)((uint8_t *)p_encoded_data)[0]) << 0) |
(((uint64_t)((uint8_t *)p_encoded_data)[1]) << 8) |
(((uint64_t)((uint8_t *)p_encoded_data)[2]) << 16) |
(((uint64_t)((uint8_t *)p_encoded_data)[3]) << 24 )|
(((uint64_t)((uint8_t *)p_encoded_data)[4]) << 32 );
return (40);
}
/**@brief Function for decoding a sfloat value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_sfloat_decode(const uint8_t len,
const uint8_t * p_encoded_data,
sfloat_t * p_decoded_val)
{
p_decoded_val->exponent = 0;
bds_uint16_decode(len, p_encoded_data, (uint16_t*)&p_decoded_val->mantissa);
p_decoded_val->exponent = (uint8_t)((p_decoded_val->mantissa & 0xF000) >> 12);
p_decoded_val->mantissa &= 0x0FFF;
return len;
}
/**@brief Function for decoding a uint8_array value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_uint8_array_decode(const uint8_t len,
const uint8_t * p_encoded_data,
uint8_array_t * p_decoded_val)
{
memcpy(p_decoded_val->p_data, p_encoded_data, len);
p_decoded_val->size = len;
return p_decoded_val->size;
}
/**@brief Function for decoding a utf8_str value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_ble_srv_utf8_str_decode(const uint8_t len,
const uint8_t * p_encoded_data,
ble_srv_utf8_str_t * p_decoded_val)
{
p_decoded_val->p_str = (uint8_t*)p_encoded_data;
p_decoded_val->length = len;
return p_decoded_val->length;
}
/**@brief Function for decoding a regcertdatalist value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_decoded_val pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_regcertdatalist_decode(const uint8_t len,
const uint8_t * p_encoded_data,
regcertdatalist_t * p_decoded_val)
{
memcpy(p_decoded_val->p_list, p_encoded_data, len);
p_decoded_val->list_len = len;
return p_decoded_val->list_len;
}
/**@brief Function for decoding a date_time value.
*
* @param[in] len length of the field to be decoded.
* @param[in] p_encoded_data Buffer where the encoded data is stored.
* @param[in] p_date_time pointer to the decoded value
*
* @return length of the decoded field.
*/
static __INLINE uint8_t bds_ble_date_time_decode(const uint8_t len,
const uint8_t * p_encoded_data,
ble_date_time_t * p_date_time)
{
UNUSED_VARIABLE(len);
uint8_t pos = bds_uint16_decode(len, &p_encoded_data[0], &p_date_time->year);
p_date_time->month = p_encoded_data[pos++];
p_date_time->day = p_encoded_data[pos++];
p_date_time->hours = p_encoded_data[pos++];
p_date_time->minutes = p_encoded_data[pos++];
p_date_time->seconds = p_encoded_data[pos++];
return pos;
}
#ifdef __cplusplus
}
#endif
#endif // APP_UTIL_BDS_H__
/** @} */
Reference in New Issue View Git Blame Copy Permalink