From ab7f9b938f8f0008fe71e8c790afb7f86a267e1c Mon Sep 17 00:00:00 2001 From: Christopher Faylor Date: Fri, 30 Aug 2002 15:47:10 +0000 Subject: * miscfuncs.cc (check_iovec_for_read): Don't check buffer when zero length iov_len. (check_iovec_for_write): Ditto. * fhandler.h (fhandler_base::readv): New method. (fhandler_base::writev): Ditto. * fhandler.cc (fhandler_base::readv): New method. (fhandler_base::writev): Ditto. * syscalls.cc (_read): Delegate to readv(2). (_write): Ditto, mutatis mutandi. (readv): Rewrite, based on the old _read code, to use the new fhandler_base::readv method. Improve access mode handling and ensure all calls reach the final strace statement. (writev): Ditto, mutatis mutandi. * include/sys/uio.h (struct iovec): Change field types to match SUSv3. * winsup.h (check_iovec_for_read): New function. (check_iovec_for_write): Ditto. * miscfuncs.cc (check_iovec_for_read): Ditto. (check_iovec_for_write): Ditto. --- winsup/cygwin/winsup.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'winsup/cygwin/winsup.h') diff --git a/winsup/cygwin/winsup.h b/winsup/cygwin/winsup.h index 0739cb4dc..9e39728cc 100644 --- a/winsup/cygwin/winsup.h +++ b/winsup/cygwin/winsup.h @@ -221,6 +221,10 @@ int __stdcall __check_invalid_read_ptr_errno (const void *s, unsigned sz) __attr #define check_null_invalid_struct_errno(s) \ __check_null_invalid_struct_errno ((s), sizeof (*(s))) +struct iovec; +ssize_t check_iovec_for_read (const struct iovec *, int) __attribute__ ((regparm(2))); +ssize_t check_iovec_for_write (const struct iovec *, int) __attribute__ ((regparm(2))); + #define set_winsock_errno() __set_winsock_errno (__FUNCTION__, __LINE__) void __set_winsock_errno (const char *fn, int ln) __attribute__ ((regparm(2))); -- cgit v1.2.3