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  are met:
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#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include "igzip_lib.h"

#define BUF_SIZE 8 * 1024

struct isal_zstream stream;

int
main(int argc, char *argv[])
{
        uint8_t inbuf[BUF_SIZE], outbuf[BUF_SIZE];
        FILE *in, *out;

        if (argc != 3) {
                fprintf(stderr, "Usage: igzip_sync_flush_example infile outfile\n");
                exit(1);
        }
        in = fopen(argv[1], "rb");
        if (!in) {
                fprintf(stderr, "Can't open %s for reading\n", argv[1]);
                exit(1);
        }
        out = fopen(argv[2], "wb");
        if (!out) {
                fprintf(stderr, "Can't open %s for writing\n", argv[2]);
                exit(1);
        }

        printf("igzip_sync_flush_example\nWindow Size: %d K\n", IGZIP_HIST_SIZE / 1024);
        fflush(0);

        isal_deflate_init(&stream);
        stream.end_of_stream = 0;
        stream.flush = SYNC_FLUSH;

        do {
                if (stream.internal_state.state == ZSTATE_NEW_HDR) {
                        stream.avail_in = (uint32_t) fread(inbuf, 1, BUF_SIZE, in);
                        stream.end_of_stream = feof(in) ? 1 : 0;
                        stream.next_in = inbuf;
                }
                do {
                        stream.avail_out = BUF_SIZE;
                        stream.next_out = outbuf;
                        isal_deflate(&stream);
                        fwrite(outbuf, 1, BUF_SIZE - stream.avail_out, out);
                } while (stream.avail_out == 0);

        } while (stream.internal_state.state != ZSTATE_END);

        fclose(out);
        fclose(in);

        printf("End of igzip_sync_flush_example\n\n");
        return 0;
}
