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file: fd_(set/get)flags()

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Matheus
2024-06-12 18:54:55 -03:00
parent 55a3d9b28d
commit d461ad1a0b
3 changed files with 38 additions and 1 deletions
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kernel-src/fs/file.c
+28
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@@ -84,6 +84,34 @@ file_t *fd_get(int fd) {
return file;
}
int fd_setflags(int fd, int flags) {
int error = 0;
proc_t *proc = _cpu()->thread->proc;
MUTEX_ACQUIRE(&proc->fdmutex, false);
if (proc->fd[fd].file)
proc->fd[fd].flags = flags;
else
error = EBADF;
MUTEX_RELEASE(&proc->fdmutex);
return error;
}
int fd_getflags(int fd, int *flags) {
int error = 0;
proc_t *proc = _cpu()->thread->proc;
MUTEX_ACQUIRE(&proc->fdmutex, false);
if (proc->fd[fd].file)
*flags = proc->fd[fd].flags;
else
error = EBADF;
MUTEX_RELEASE(&proc->fdmutex);
return error;
}
void fd_release(file_t *file) {
FILE_RELEASE(file);
}