Eddystone test using modified DAL
Dependencies: BLE_API mbed-dev-bin nRF51822
Dependents: microbit-eddystone
Fork of microbit-dal by
source/core/MicroBitCompat.cpp@1:8aa5cdb4ab67, 2016-04-07 (annotated)
- Committer:
- Jonathan Austin
- Date:
- Thu Apr 07 01:33:22 2016 +0100
- Revision:
- 1:8aa5cdb4ab67
Synchronized with git rev 55cb9199
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Jonathan Austin |
1:8aa5cdb4ab67 | 1 | /* |
Jonathan Austin |
1:8aa5cdb4ab67 | 2 | The MIT License (MIT) |
Jonathan Austin |
1:8aa5cdb4ab67 | 3 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 4 | Copyright (c) 2016 British Broadcasting Corporation. |
Jonathan Austin |
1:8aa5cdb4ab67 | 5 | This software is provided by Lancaster University by arrangement with the BBC. |
Jonathan Austin |
1:8aa5cdb4ab67 | 6 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 7 | Permission is hereby granted, free of charge, to any person obtaining a |
Jonathan Austin |
1:8aa5cdb4ab67 | 8 | copy of this software and associated documentation files (the "Software"), |
Jonathan Austin |
1:8aa5cdb4ab67 | 9 | to deal in the Software without restriction, including without limitation |
Jonathan Austin |
1:8aa5cdb4ab67 | 10 | the rights to use, copy, modify, merge, publish, distribute, sublicense, |
Jonathan Austin |
1:8aa5cdb4ab67 | 11 | and/or sell copies of the Software, and to permit persons to whom the |
Jonathan Austin |
1:8aa5cdb4ab67 | 12 | Software is furnished to do so, subject to the following conditions: |
Jonathan Austin |
1:8aa5cdb4ab67 | 13 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 14 | The above copyright notice and this permission notice shall be included in |
Jonathan Austin |
1:8aa5cdb4ab67 | 15 | all copies or substantial portions of the Software. |
Jonathan Austin |
1:8aa5cdb4ab67 | 16 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 17 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
Jonathan Austin |
1:8aa5cdb4ab67 | 18 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
Jonathan Austin |
1:8aa5cdb4ab67 | 19 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
Jonathan Austin |
1:8aa5cdb4ab67 | 20 | THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
Jonathan Austin |
1:8aa5cdb4ab67 | 21 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
Jonathan Austin |
1:8aa5cdb4ab67 | 22 | FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
Jonathan Austin |
1:8aa5cdb4ab67 | 23 | DEALINGS IN THE SOFTWARE. |
Jonathan Austin |
1:8aa5cdb4ab67 | 24 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 25 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 26 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 27 | * This file contains functions used to maintain compatability and portability. |
Jonathan Austin |
1:8aa5cdb4ab67 | 28 | * It also contains constants that are used elsewhere in the DAL. |
Jonathan Austin |
1:8aa5cdb4ab67 | 29 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 30 | #include "MicroBitConfig.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 31 | #include "MicroBitCompat.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 32 | #include "ErrorNo.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 33 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 34 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 35 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 36 | * Performs an in buffer reverse of a given char array. |
Jonathan Austin |
1:8aa5cdb4ab67 | 37 | * |
Jonathan Austin |
1:8aa5cdb4ab67 | 38 | * @param s the string to reverse. |
Jonathan Austin |
1:8aa5cdb4ab67 | 39 | * |
Jonathan Austin |
1:8aa5cdb4ab67 | 40 | * @return MICROBIT_OK, or MICROBIT_INVALID_PARAMETER. |
Jonathan Austin |
1:8aa5cdb4ab67 | 41 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 42 | int string_reverse(char *s) |
Jonathan Austin |
1:8aa5cdb4ab67 | 43 | { |
Jonathan Austin |
1:8aa5cdb4ab67 | 44 | //sanity check... |
Jonathan Austin |
1:8aa5cdb4ab67 | 45 | if(s == NULL) |
Jonathan Austin |
1:8aa5cdb4ab67 | 46 | return MICROBIT_INVALID_PARAMETER; |
Jonathan Austin |
1:8aa5cdb4ab67 | 47 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 48 | char *j; |
Jonathan Austin |
1:8aa5cdb4ab67 | 49 | int c; |
Jonathan Austin |
1:8aa5cdb4ab67 | 50 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 51 | j = s + strlen(s) - 1; |
Jonathan Austin |
1:8aa5cdb4ab67 | 52 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 53 | while(s < j) |
Jonathan Austin |
1:8aa5cdb4ab67 | 54 | { |
Jonathan Austin |
1:8aa5cdb4ab67 | 55 | c = *s; |
Jonathan Austin |
1:8aa5cdb4ab67 | 56 | *s++ = *j; |
Jonathan Austin |
1:8aa5cdb4ab67 | 57 | *j-- = c; |
Jonathan Austin |
1:8aa5cdb4ab67 | 58 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 59 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 60 | return MICROBIT_OK; |
Jonathan Austin |
1:8aa5cdb4ab67 | 61 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 62 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 63 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 64 | * Converts a given integer into a string representation. |
Jonathan Austin |
1:8aa5cdb4ab67 | 65 | * |
Jonathan Austin |
1:8aa5cdb4ab67 | 66 | * @param n The number to convert. |
Jonathan Austin |
1:8aa5cdb4ab67 | 67 | * |
Jonathan Austin |
1:8aa5cdb4ab67 | 68 | * @param s A pointer to the buffer where the resulting string will be stored. |
Jonathan Austin |
1:8aa5cdb4ab67 | 69 | * |
Jonathan Austin |
1:8aa5cdb4ab67 | 70 | * @return MICROBIT_OK, or MICROBIT_INVALID_PARAMETER. |
Jonathan Austin |
1:8aa5cdb4ab67 | 71 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 72 | int itoa(int n, char *s) |
Jonathan Austin |
1:8aa5cdb4ab67 | 73 | { |
Jonathan Austin |
1:8aa5cdb4ab67 | 74 | int i = 0; |
Jonathan Austin |
1:8aa5cdb4ab67 | 75 | int positive = (n >= 0); |
Jonathan Austin |
1:8aa5cdb4ab67 | 76 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 77 | if (s == NULL) |
Jonathan Austin |
1:8aa5cdb4ab67 | 78 | return MICROBIT_INVALID_PARAMETER; |
Jonathan Austin |
1:8aa5cdb4ab67 | 79 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 80 | // Record the sign of the number, |
Jonathan Austin |
1:8aa5cdb4ab67 | 81 | // Ensure our working value is positive. |
Jonathan Austin |
1:8aa5cdb4ab67 | 82 | if (positive) |
Jonathan Austin |
1:8aa5cdb4ab67 | 83 | n = -n; |
Jonathan Austin |
1:8aa5cdb4ab67 | 84 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 85 | // Calculate each character, starting with the LSB. |
Jonathan Austin |
1:8aa5cdb4ab67 | 86 | do { |
Jonathan Austin |
1:8aa5cdb4ab67 | 87 | s[i++] = abs(n % 10) + '0'; |
Jonathan Austin |
1:8aa5cdb4ab67 | 88 | } while (abs(n /= 10) > 0); |
Jonathan Austin |
1:8aa5cdb4ab67 | 89 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 90 | // Add a negative sign as needed |
Jonathan Austin |
1:8aa5cdb4ab67 | 91 | if (!positive) |
Jonathan Austin |
1:8aa5cdb4ab67 | 92 | s[i++] = '-'; |
Jonathan Austin |
1:8aa5cdb4ab67 | 93 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 94 | // Terminate the string. |
Jonathan Austin |
1:8aa5cdb4ab67 | 95 | s[i] = '\0'; |
Jonathan Austin |
1:8aa5cdb4ab67 | 96 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 97 | // Flip the order. |
Jonathan Austin |
1:8aa5cdb4ab67 | 98 | string_reverse(s); |
Jonathan Austin |
1:8aa5cdb4ab67 | 99 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 100 | return MICROBIT_OK; |
Jonathan Austin |
1:8aa5cdb4ab67 | 101 | } |