esp-idf/components/bt/esp_ble_mesh/mesh_common/mesh_util.c

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component/ble_mesh: ESP BLE Mesh release 1. BLE Mesh Core * Provisioning: Node Role * Advertising and GATT bearer * Authentication OOB * Provisioning: Provisioner Role * Advertising and GATT bearer * Authentication OOB * Networking * Relay * Segmentation and Reassembly * Key Refresh * IV Update * Proxy Support * Multiple Client Models Run Simultaneously * Support multiple client models send packets to different nodes simultaneously * No blocking between client model and server * NVS Storage * Store Provisioning Data of BLE Mesh Nodes in Flash 2. BLE Mesh Applications * BLE Mesh Node & Provisioner * Node Example * Provisioner Example * Node + Generic OnOff Client Example * Fast Provisioning * Vendor Fast Prov Server Model * Vendor Fast Prov Client Model * Examples * Wi-Fi & BLE Mesh Coexistence * Example * BLE Mesh Console Commands * Example 3. BLE Mesh Models * Foundation Models * Configuration Server Model * Configuration Client Model * Health Server Model * Health Client Model * Generic Client Models * Generic OnOff Client * Generic Level Client * Generic Location Client * Generic Default Transition Timer Client * Generic Power OnOff Client * Generic Power Level Client * Generic Battery Client * Generic Property Client * Generic Server Models * Generic OnOff Server (Example) * Lighting Client Models * Light Lightness Client * Light CTL Client * Light HSL Client * Light xyL Client * Light LC Client * Sensor Client Model * Sensor Client * Time and Scenes Client Models * Time Client * Scene Client * Scheduler Client
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/*
* Copyright (c) 2017 Nordic Semiconductor ASA
* Copyright (c) 2016 Vinayak Kariappa Chettimada
* Copyright (c) 2015-2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <string.h>
#include "sdkconfig.h"
#include "mesh_util.h"
#include "mesh_kernel.h"
#include "mesh_aes_encrypt.h"
#define MASK_TWENTY_SEVEN 0x1b
const char *bt_hex(const void *buf, size_t len)
{
static const char hex[] = "0123456789abcdef";
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static char str[129];
component/ble_mesh: ESP BLE Mesh release 1. BLE Mesh Core * Provisioning: Node Role * Advertising and GATT bearer * Authentication OOB * Provisioning: Provisioner Role * Advertising and GATT bearer * Authentication OOB * Networking * Relay * Segmentation and Reassembly * Key Refresh * IV Update * Proxy Support * Multiple Client Models Run Simultaneously * Support multiple client models send packets to different nodes simultaneously * No blocking between client model and server * NVS Storage * Store Provisioning Data of BLE Mesh Nodes in Flash 2. BLE Mesh Applications * BLE Mesh Node & Provisioner * Node Example * Provisioner Example * Node + Generic OnOff Client Example * Fast Provisioning * Vendor Fast Prov Server Model * Vendor Fast Prov Client Model * Examples * Wi-Fi & BLE Mesh Coexistence * Example * BLE Mesh Console Commands * Example 3. BLE Mesh Models * Foundation Models * Configuration Server Model * Configuration Client Model * Health Server Model * Health Client Model * Generic Client Models * Generic OnOff Client * Generic Level Client * Generic Location Client * Generic Default Transition Timer Client * Generic Power OnOff Client * Generic Power Level Client * Generic Battery Client * Generic Property Client * Generic Server Models * Generic OnOff Server (Example) * Lighting Client Models * Light Lightness Client * Light CTL Client * Light HSL Client * Light xyL Client * Light LC Client * Sensor Client Model * Sensor Client * Time and Scenes Client Models * Time Client * Scene Client * Scheduler Client
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const u8_t *b = buf;
int i;
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len = MIN(len, (sizeof(str) - 1) / 2);
component/ble_mesh: ESP BLE Mesh release 1. BLE Mesh Core * Provisioning: Node Role * Advertising and GATT bearer * Authentication OOB * Provisioning: Provisioner Role * Advertising and GATT bearer * Authentication OOB * Networking * Relay * Segmentation and Reassembly * Key Refresh * IV Update * Proxy Support * Multiple Client Models Run Simultaneously * Support multiple client models send packets to different nodes simultaneously * No blocking between client model and server * NVS Storage * Store Provisioning Data of BLE Mesh Nodes in Flash 2. BLE Mesh Applications * BLE Mesh Node & Provisioner * Node Example * Provisioner Example * Node + Generic OnOff Client Example * Fast Provisioning * Vendor Fast Prov Server Model * Vendor Fast Prov Client Model * Examples * Wi-Fi & BLE Mesh Coexistence * Example * BLE Mesh Console Commands * Example 3. BLE Mesh Models * Foundation Models * Configuration Server Model * Configuration Client Model * Health Server Model * Health Client Model * Generic Client Models * Generic OnOff Client * Generic Level Client * Generic Location Client * Generic Default Transition Timer Client * Generic Power OnOff Client * Generic Power Level Client * Generic Battery Client * Generic Property Client * Generic Server Models * Generic OnOff Server (Example) * Lighting Client Models * Light Lightness Client * Light CTL Client * Light HSL Client * Light xyL Client * Light LC Client * Sensor Client Model * Sensor Client * Time and Scenes Client Models * Time Client * Scene Client * Scheduler Client
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for (i = 0; i < len; i++) {
str[i * 2] = hex[b[i] >> 4];
str[i * 2 + 1] = hex[b[i] & 0xf];
}
str[i * 2] = '\0';
return str;
}
void mem_rcopy(u8_t *dst, u8_t const *src, u16_t len)
{
src += len;
while (len--) {
*dst++ = *--src;
}
}
unsigned int _copy(uint8_t *to, unsigned int to_len,
const uint8_t *from, unsigned int from_len)
{
if (from_len <= to_len) {
(void)memcpy(to, from, from_len);
return from_len;
} else {
return TC_CRYPTO_FAIL;
}
}
void _set(void *to, uint8_t val, unsigned int len)
{
(void)memset(to, val, len);
}
/*
* Doubles the value of a byte for values up to 127.
*/
uint8_t _double_byte(uint8_t a)
{
return ((a << 1) ^ ((a >> 7) * MASK_TWENTY_SEVEN));
}
int _compare(const uint8_t *a, const uint8_t *b, size_t size)
{
const uint8_t *tempa = a;
const uint8_t *tempb = b;
uint8_t result = 0;
for (unsigned int i = 0; i < size; i++) {
result |= tempa[i] ^ tempb[i];
}
return result;
}