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#include <stdio.h>
#include <unistd.h>
#include <limits.h>
#include <error.h>
#include <errno.h>
#include "NE10.h"
#define BUFFER_SIZE (512)
static short input_buffer[BUFFER_SIZE];
static ne10_fft_cpx_int32_t output_buffer[BUFFER_SIZE];
int main(void) {
int i;
int read_result;
int write_result;
int read_object_count;
read_result = read(STDIN_FILENO, input_buffer, sizeof(input_buffer));
if (read_result < 0) {
error(1, errno, "reading from stdin");
}
read_object_count = read_result / (int)sizeof(short);
if (read_result != (read_object_count * (int)sizeof(short))) {
error(1, 0, "did not read a multiple of input buffer type");
}
while (read_object_count > 0) {
for (i = 0 ; i < read_object_count ; i++) {
output_buffer[i].r = input_buffer[i];
output_buffer[i].i = 0;
}
write_result = write(STDOUT_FILENO, &output_buffer, (read_object_count * sizeof(ne10_fft_cpx_int32_t)));
if (write_result < 0) {
error(1, errno, "writing to stdout");
}
if (write_result != (read_object_count * (int)sizeof(ne10_fft_cpx_int32_t))) {
error(1, 0, "failed to write %d bytes to stdout, only wrote %d bytes", (read_object_count * sizeof(ne10_fft_cpx_int32_t)), write_result);
}
read_result = read(STDIN_FILENO, input_buffer, sizeof(input_buffer));
if (read_result < 0) {
error(1, errno, "reading from stdin");
}
read_object_count = read_result / (int)sizeof(short);
if (read_result != (read_object_count * (int)sizeof(short))) {
error(1, 0, "did not read a multiple of input buffer type");
}
}
return 0;
}
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