DMX512_fixture_preset.c

/***============================================================================================================================
 * Dependencies inclusion
 * Necessary dependencies should be declared here. Header file should contain as little dependecies declarations as possible
 *=============================================================================================================================*/
 
#include "cueos_config.h"
#if cueOS_CONFIG_NODETYPE == cueOS_NODETYPE_SLAVE_DMX
#include <string.h>
#include <stdlib.h>
#include "cmsis_os.h"
#include "DMX512_fixture_preset.h"
 
 
/***============================================================================================================================
 * Private functions definitions
 * These functions are only accessible from within the file's scope
 *=============================================================================================================================*/
 
static uint8_t _DMX512_fixture_preset_check(DMX512_fixture_s *fixture, uint16_t channel_count, uint16_t *channels, uint8_t *values){
    if(fixture == NULL || channel_count > fixture->ch_count){
        return 0;
    }else{
        for(uint16_t i = 0; i< channel_count; i++){
            if(channels[i] > fixture->ch_count){ return 0; }
        }
    }
    return 1;
}
 
 
/***============================================================================================================================
 * Public functions definitions
 * These functions can be accessed outside of the file's scope
 * @see DMX512_fixture.h for declarations
 *=============================================================================================================================*/
 
DMX512_fixture_preset_s DMX512_fixture_preset_new(DMX512_fixture_s *fixture, uint16_t channel_count, uint16_t *channels, uint8_t *values){
 
    DMX512_fixture_preset_s this = DMX512_FIXTURE_PRESET_DEFAULT;
 
    if(_DMX512_fixture_preset_check(fixture, channel_count, channels, values)){
 
        this.fixture  = fixture;
        this.ch_count = channel_count;
        this.channels = pvPortMalloc(this.ch_count * sizeof(uint16_t));
        this.values   = pvPortMalloc(this.ch_count * sizeof(uint8_t));
 
        memcpy(this.channels, channels, this.ch_count * sizeof(uint16_t));
        memcpy(this.values, values, this.ch_count * sizeof(uint8_t));
 
        this.status = DMX512_FIXTURE_PRESET_INITIALISED;
 
    }
 
    return this;
 
}
 
void DMX512_fixture_preset_free(DMX512_fixture_preset_s *fixture_preset){
    if(fixture_preset != NULL){
        vPortFree(fixture_preset->channels);
        vPortFree(fixture_preset->values);
        fixture_preset->ch_count = 0;
        fixture_preset->fixture  = NULL;
    }
}
 
#endif