void dma_request(void* buffer, const int datasize)
{
dma_set_memory_address(DMA1, DMA_CHANNEL5, (uint32_t) buffer);
dma_set_number_of_data(DMA1, DMA_CHANNEL5, datasize);
dma_enable_channel(DMA1, DMA_CHANNEL5);
signal_host();
usart_enable_rx_dma(USART2);
}
int main(void)
{
clock_setup();
gpio_setup();
usart_setup(115200);
rng_setup();
int i;
unsigned char output[32];
poly sk;
unsigned char key_a[32], key_b[32];
unsigned char senda[NEWHOPE_SENDABYTES];
unsigned char sendb[NEWHOPE_SENDBBYTES];
for(i=0;i<NTESTS;i++)
{
/*send_USART_str((unsigned char *)"starting to keygen\n");*/
newhope_keygen(senda,&sk);
/*send_USART_str((unsigned char *)"starting to sharedb\n");*/
newhope_sharedb(key_a,sendb,senda);
/*send_USART_str((unsigned char *)"starting to shareda\n");*/
newhope_shareda(key_b,&sk,sendb);
if(memcmp(key_a,key_b,32))
{
sprintf((char *)output, "Error in keys");
send_USART_str(output);
}
}
sprintf((char *)output, "done!");
send_USART_str(output);
signal_host();
return 0;
}
