src/main/config/config_streamer.h

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #pragma once
  19
  20 #include <stdint.h>
  21 #include <stdbool.h>
  22
  23 // Streams data out to the EEPROM, padding to the write size as
  24 // needed, and updating the checksum as it goes.
  25
  26 typedef struct config_streamer_s {
  27     uintptr_t address;
  28     int size;
  29     union {
  30         uint8_t b[4];
  31         uint32_t w;
  32     } buffer;
  33     int at;
  34     int err;
  35     bool unlocked;
  36 } config_streamer_t;
  37
  38 void config_streamer_init(config_streamer_t *c);
  39
  40 void config_streamer_start(config_streamer_t *c, uintptr_t base, int size);
  41 int config_streamer_write(config_streamer_t *c, const uint8_t *p, uint32_t size);
  42 int config_streamer_flush(config_streamer_t *c);
  43
  44 int config_streamer_finish(config_streamer_t *c);
  45 int config_streamer_status(config_streamer_t *c);