src/main/fc/board_info.c

   1 /*
   2  * This file is part of Cleanflight and Betaflight.
   3  *
   4  * Cleanflight and Betaflight are free software. You can redistribute
   5  * this software and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * Cleanflight and Betaflight are distributed in the hope that they
  11  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include <stdbool.h>
  22 #include <string.h>
  23
  24 #include "platform.h"
  25
  26 #if defined(USE_BOARD_INFO)
  27 #include "pg/board.h"
  28
  29 static bool boardInformationSet = false;
  30 static char manufacturerId[MAX_MANUFACTURER_ID_LENGTH + 1];
  31 static char boardName[MAX_BOARD_NAME_LENGTH + 1];
  32 static bool boardInformationWasUpdated = false;
  33
  34 static bool signatureSet = false;
  35 static uint8_t signature[SIGNATURE_LENGTH];
  36
  37 void initBoardInformation(void)
  38 {
  39     boardInformationSet = boardConfig()->boardInformationSet;
  40     if (boardInformationSet) {
  41         strncpy(manufacturerId, boardConfig()->manufacturerId, MAX_MANUFACTURER_ID_LENGTH + 1);
  42         strncpy(boardName, boardConfig()->boardName, MAX_BOARD_NAME_LENGTH + 1);
  43     }
  44
  45     signatureSet = boardConfig()->signatureSet;
  46     if (signatureSet) {
  47         memcpy(signature, boardConfig()->signature, SIGNATURE_LENGTH);
  48     }
  49 }
  50
  51 const char *getManufacturerId(void)
  52 {
  53     return manufacturerId;
  54 }
  55
  56 const char *getBoardName(void)
  57 {
  58     return boardName;
  59 }
  60
  61 bool boardInformationIsSet(void)
  62 {
  63     return boardInformationSet;
  64 }
  65
  66 bool setManufacturerId(const char *newManufacturerId)
  67 {
  68     if (!boardInformationSet || strlen(manufacturerId) == 0) {
  69         strncpy(manufacturerId, newManufacturerId, MAX_MANUFACTURER_ID_LENGTH + 1);
  70
  71         boardInformationWasUpdated = true;
  72
  73         return true;
  74     } else {
  75         return false;
  76     }
  77 }
  78
  79 bool setBoardName(const char *newBoardName)
  80 {
  81     if (!boardInformationSet || strlen(boardName) == 0) {
  82         strncpy(boardName, newBoardName, MAX_BOARD_NAME_LENGTH + 1);
  83
  84         boardInformationWasUpdated = true;
  85
  86         return true;
  87     } else {
  88         return false;
  89     }
  90 }
  91
  92 bool persistBoardInformation(void)
  93 {
  94     if (boardInformationWasUpdated) {
  95         strncpy(boardConfigMutable()->manufacturerId, manufacturerId, MAX_MANUFACTURER_ID_LENGTH + 1);
  96         strncpy(boardConfigMutable()->boardName, boardName, MAX_BOARD_NAME_LENGTH + 1);
  97         boardConfigMutable()->boardInformationSet = true;
  98
  99         initBoardInformation();
 100
 101         return true;
 102     } else {
 103         return false;
 104     }
 105 }
 106
 107 #if defined(USE_SIGNATURE)
 108 const uint8_t *getSignature(void)
 109 {
 110     return signature;
 111 }
 112
 113 bool signatureIsSet(void)
 114 {
 115     return signatureSet;
 116 }
 117
 118 bool setSignature(const uint8_t *newSignature)
 119 {
 120     if (!signatureSet) {
 121         memcpy(signature, newSignature, SIGNATURE_LENGTH);
 122
 123         return true;
 124     } else {
 125         return false;
 126     }
 127 }
 128
 129 bool persistSignature(void)
 130 {
 131     if (!signatureSet) {
 132         memcpy(boardConfigMutable()->signature, signature, SIGNATURE_LENGTH);
 133         boardConfigMutable()->signatureSet = true;
 134
 135         initBoardInformation();
 136
 137         return true;
 138     } else {
 139         return false;
 140     }
 141 }
 142 #endif
 143 #endif // USE_BOARD_INFO