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software/signal_processing/crc.c
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@ -1,31 +1,11 @@
#include "system/task_crc.h" #include "system/task_crc.h"
#include "system/data_channel.h" #include "system/data_channel.h"
#include "system/float_word.h" #include "system/float_word.h"
#include <zlib.h> /* c-library for crc32() */
int task_crc_run( void * task ) { int task_crc_run( void * task ) {
// TODO // TODO
crc_config * crc = ( crc_config * ) task;
uint32_t data_channel_base = crc->base.sink;
data_channel_clear( data_channel_base);
float_word crc_res;
float_word crc_input;
for ( uint32_t i = 0; i < DATA_CHANNEL_DEPTH; ++i )
{
data_channel_read(crc->base.sources[0], &crc_input.value);
crc_res.value = crc32(0, (const void*)crc_input.value, sizeof(crc_input.value));
}
data_channel_write( data_channel_base, crc_res.word );
return 0; return 0;
} }