src/lib/ostream-null.c

/* Copyright (c) 2016-2018 Dovecot authors, see the included COPYING file */

#include "lib.h"
#include "ostream-private.h"
#include "ostream-null.h"

static ssize_t
o_stream_null_sendv(struct ostream_private *stream,
            const struct const_iovec *iov, unsigned int iov_count)
{
    unsigned int i;
    size_t ret = 0;

    for (i = 0; i < iov_count; i++)
        ret += iov[i].iov_len;
    stream->ostream.offset += ret;
    return ret;
}

struct ostream *o_stream_create_null(void)
{
    struct ostream_private *stream;
    struct ostream *output;

    stream = i_new(struct ostream_private, 1);
    stream->ostream.blocking = TRUE;
    stream->sendv = o_stream_null_sendv;

    output = o_stream_create(stream, NULL, -1);
    o_stream_set_no_error_handling(output, TRUE);
    o_stream_set_name(output, "(/dev/null)");
    return output;
}