From c07fa084e023d897996b65f76aa1f1251dcb3f16 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Tue, 7 Aug 2018 15:35:37 +0200 Subject: [PATCH] RTEMS: Introduce This helps to avoid Newlib updates due to FreeBSD kernel space changes. Signed-off-by: Sebastian Huber --- newlib/libc/sys/rtems/include/sys/uio.h | 60 +++---------------------- 1 file changed, 6 insertions(+), 54 deletions(-) diff --git a/newlib/libc/sys/rtems/include/sys/uio.h b/newlib/libc/sys/rtems/include/sys/uio.h index 4aff08ead..38d5ba9df 100644 --- a/newlib/libc/sys/rtems/include/sys/uio.h +++ b/newlib/libc/sys/rtems/include/sys/uio.h @@ -50,59 +50,7 @@ typedef __off_t off_t; #define _OFF_T_DECLARED #endif -#ifdef _KERNEL - -struct uio { - struct iovec *uio_iov; /* scatter/gather list */ - int uio_iovcnt; /* length of scatter/gather list */ - off_t uio_offset; /* offset in target object */ - ssize_t uio_resid; /* remaining bytes to process */ - enum uio_seg uio_segflg; /* address space */ - enum uio_rw uio_rw; /* operation */ - struct thread *uio_td; /* owner */ -}; - -/* - * Limits - * - * N.B.: UIO_MAXIOV must be no less than IOV_MAX from - * which in turn must be no less than _XOPEN_IOV_MAX from . If - * we ever make this tunable (probably pointless), then IOV_MAX should be - * removed from and applications would be expected to use - * sysconf(3) to find out the correct value, or else assume the worst - * (_XOPEN_IOV_MAX). Perhaps UIO_MAXIOV should be simply defined as - * IOV_MAX. - */ -#define UIO_MAXIOV 1024 /* max 1K of iov's */ - -struct vm_object; -struct vm_page; -struct bus_dma_segment; - -struct uio *cloneuio(struct uio *uiop); -int copyinfrom(const void * __restrict src, void * __restrict dst, - size_t len, int seg); -int copyiniov(const struct iovec *iovp, u_int iovcnt, struct iovec **iov, - int error); -int copyinstrfrom(const void * __restrict src, void * __restrict dst, - size_t len, size_t * __restrict copied, int seg); -int copyinuio(const struct iovec *iovp, u_int iovcnt, struct uio **uiop); -int copyout_map(struct thread *td, vm_offset_t *addr, size_t sz); -int copyout_unmap(struct thread *td, vm_offset_t addr, size_t sz); -int physcopyin(void *src, vm_paddr_t dst, size_t len); -int physcopyout(vm_paddr_t src, void *dst, size_t len); -int physcopyin_vlist(struct bus_dma_segment *src, off_t offset, - vm_paddr_t dst, size_t len); -int physcopyout_vlist(vm_paddr_t src, struct bus_dma_segment *dst, - off_t offset, size_t len); -int uiomove(void *cp, int n, struct uio *uio); -int uiomove_frombuf(void *buf, int buflen, struct uio *uio); -int uiomove_fromphys(struct vm_page *ma[], vm_offset_t offset, int n, - struct uio *uio); -int uiomove_nofault(void *cp, int n, struct uio *uio); -int uiomove_object(struct vm_object *obj, off_t obj_size, struct uio *uio); - -#else /* !_KERNEL */ +#ifndef _KERNEL __BEGIN_DECLS ssize_t readv(int, const struct iovec *, int); @@ -113,6 +61,10 @@ ssize_t pwritev(int, const struct iovec *, int, off_t); #endif __END_DECLS -#endif /* _KERNEL */ +#endif /* !_KERNEL */ +#ifdef _KERNEL +/* Header file provided outside of Newlib */ +#include +#endif #endif /* !_SYS_UIO_H_ */