posix: device_io: implement fdopen() (399458e3) · Commits · Wenxi XU / zephyr

lib/os/fdtable.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@

		#include <errno.h>
		#include <string.h>
		#include <stdio.h>

		#include <zephyr/posix/fcntl.h>
		#include <zephyr/kernel.h>
		@@ -397,6 +398,17 @@ int zvfs_close(int fd)
		return res;
		}

		FILE zvfs_fdopen(int fd, const char mode)
		{
		ARG_UNUSED(mode);

		if (_check_fd(fd) < 0) {
		return NULL;
		}

		return (FILE *)&fdtable[fd];
		}

		int zvfs_fstat(int fd, struct stat *buf)
		{
		if (_check_fd(fd) < 0) {

+7 −0

Original line number	Diff line number	Diff line
		@@ -5,6 +5,7 @@
		*/

		#include <stddef.h>
		#include <stdio.h>
		#include <stdint.h>

		#include <zephyr/posix/poll.h>
		@@ -13,6 +14,7 @@

		/* prototypes for external, not-yet-public, functions in fdtable.c or fs.c */
		int zvfs_close(int fd);
		FILE zvfs_fdopen(int fd, const char mode);
		int zvfs_open(const char *name, int flags);
		ssize_t zvfs_read(int fd, void buf, size_t sz, size_t from_offset);
		ssize_t zvfs_write(int fd, const void buf, size_t sz, size_t from_offset);
		@@ -45,6 +47,11 @@ int close(int fd)
		FUNC_ALIAS(close, _close, int);
		#endif

		FILE fdopen(int fd, const char mode)
		{
		return zvfs_fdopen(fd, mode);
		}

		int open(const char *name, int flags, ...)
		{
		/* FIXME: necessarily need to check for O_CREAT and unpack ... if set */