Mark
15 lines
438 B
C
15 lines
438 B
C
#pragma once
|
|
#include "sys/types.h"
|
|
#include "sys/ring.h"
|
|
|
|
struct chrdev {
|
|
void *dev_data;
|
|
struct ring buffer;
|
|
|
|
ssize_t (*write) (struct chrdev *chr, const void *buf, size_t pos, size_t lim);
|
|
ssize_t (*read) (struct chrdev *chr, void *buf, size_t pos, size_t lim);
|
|
};
|
|
|
|
ssize_t chr_write(struct chrdev *chr, const void *buf, size_t pos, size_t lim);
|
|
ssize_t chr_read(struct chrdev *chr, void *buf, size_t pos, size_t lim);
|