implement POSIX asynchronous io

[musl] / include / aio.h

diff --git a/include/aio.h b/include/aio.h
new file mode 100644 (file)
index 0000000..893c0e9
--- /dev/null
+++ b/include/aio.h
@@ -0,0 +1,60 @@
+#ifndef _AIO_H
+#define _AIO_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+
+#include <signal.h>
+#include <time.h>
+
+#define __NEED_ssize_t
+#define __NEED_off_t
+
+#include <bits/alltypes.h>
+
+struct aiocb {
+       int aio_filedes, aio_lio_opcode, aio_reqprio;
+       volatile void *aio_buf;
+       size_t aio_nbytes;
+       struct sigevent aio_sigevent;
+       void *__td;
+       int __lock[2];
+       int __err;
+       ssize_t __ret;
+       off_t aio_offset;
+       void *__next, *__prev;
+       char __dummy4[32-2*sizeof(void *)];
+};
+
+#define AIO_CANCELED 0
+#define AIO_NOTCANCELED 1
+#define AIO_ALLDONE 2
+
+#define LIO_READ 0
+#define LIO_WRITE 1
+#define LIO_NOP 2
+
+#define LIO_WAIT 0
+#define LIO_NOWAIT 1
+
+int aio_read(struct aiocb *);
+int aio_write(struct aiocb *);
+int aio_error(struct aiocb *);
+ssize_t aio_return(struct aiocb *);
+int aio_cancel(int, struct aiocb *);
+int aio_suspend(struct aiocb *const [], int, const struct timespec *);
+int aio_fsync(int, struct aiocb *);
+
+int lio_listio(int, struct aiocb *const [], int, struct sigevent *);
+
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif