From 32772a7a9b1fda871ec01979763b5b75fc8f3b60 Mon Sep 17 00:00:00 2001
From: Matheus <matheusuky@gmail.com>
Date: Tue, 9 May 2023 23:07:29 -0300
Subject: [PATCH] file: change fd_new and flag converter

---
 kernel-src/fs/file.c             |  4 +---
 kernel-src/include/kernel/file.h | 18 +++++++++++++++++-
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/kernel-src/fs/file.c b/kernel-src/fs/file.c
index d318f258..cb497c06 100644
--- a/kernel-src/fs/file.c
+++ b/kernel-src/fs/file.c
@@ -59,7 +59,7 @@ void fd_release(file_t *file) {
 	FILE_RELEASE(file);
 }
 
-int fd_new(vnode_t *vnode, int flags, file_t **rfile, int *rfd) {
+int fd_new(int flags, file_t **rfile, int *rfd) {
 	file_t *file = newfile();
 	if (file == NULL)
 		return ENOMEM;
@@ -93,8 +93,6 @@ int fd_new(vnode_t *vnode, int flags, file_t **rfile, int *rfd) {
 
 	spinlock_release(&proc->fdlock);
 
-	VOP_HOLD(vnode);
-	file->vnode = vnode;
 	*rfile = file;
 	*rfd = fd;
 	return 0;
diff --git a/kernel-src/include/kernel/file.h b/kernel-src/include/kernel/file.h
index 5005d15c..342a2a3f 100644
--- a/kernel-src/include/kernel/file.h
+++ b/kernel-src/include/kernel/file.h
@@ -20,8 +20,24 @@ typedef struct fd_t {
 
 file_t *fd_get(int fd);
 void fd_release(file_t *file);
-int fd_new(vnode_t *node, int flags, file_t **file, int *fd);
+int fd_new(int flags, file_t **file, int *fd);
 int fd_close(int fd);
 int fd_dup(int oldfd, int newfd, bool exact, int flags, int *ret);
 
+#define FILE_READ 1
+#define FILE_WRITE 2
+#define FILE_KNOWN_FLAGS 3
+
+static inline int fileflagstovnodeflags(int flags) {
+	int vnflags = 0;
+	if (flags & FILE_READ)
+		vnflags |= V_FFLAGS_READ;
+	if (flags & FILE_WRITE)
+		vnflags |= V_FFLAGS_WRITE;
+
+	return vnflags;
+}
+
+#define AT_FDCWD -100
+
 #endif