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// Copyright (c) 2015-2016 Nuxi, https://nuxi.nl/
//
// SPDX-License-Identifier: BSD-2-Clause
#include <sys/types.h>
#include <sys/uio.h>
#include <wasi/api.h>
#include <errno.h>
ssize_t pwritev(int fildes, const struct iovec *iov, int iovcnt, off_t offset) {
if (iovcnt < 0 || offset < 0) {
errno = EINVAL;
return -1;
}
size_t bytes_written;
__wasi_errno_t error = __wasi_fd_pwrite(
fildes, (const __wasi_ciovec_t *)iov, iovcnt, offset, &bytes_written);
if (error != 0) {
errno = error;
return -1;
}
return bytes_written;
}
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