-#include <lunaix/fctrl.h>
-#include <lunaix/foptions.h>
-#include <lunaix/lunistd.h>
-#include <lunaix/proc.h>
-#include <lunaix/syslog.h>
-
-LOG_MODULE("IOTEST")
-
-#define STDIN 1
-#define STDOUT 0
+#include <ulibc/stdio.h>
+#include <usr/errno.h>
+#include <usr/fcntl.h>
+#include <usr/sys/lunaix.h>
+#include <usr/unistd.h>
void
_iotest_main()
char read_out[256];
// 切换工作目录至 /dev
- int errno = chdir("/dev");
- if (errno) {
- write(STDOUT, "fail to chdir", 15);
+ int status = chdir("/dev");
+ if (status) {
+ write(stdout, "fail to chdir", 15);
return;
}
if (getcwd(read_out, sizeof(read_out))) {
- write(STDOUT, "current working dir: ", 22);
- write(STDOUT, read_out, 256);
- write(STDOUT, "\n", 2);
+ printf("current working dir: %s\n", read_out);
}
// sda 设备 - 硬盘
int fd = open("./sda", 0);
if (fd < 0) {
- kprintf(KERROR "fail to open (%d)\n", geterrno());
+ printf("fail to open (%d)\n", errno);
return;
}
lseek(fd, 4 * 4096, FSEEK_SET);
write(fd, test_sequence, sizeof(test_sequence));
- write(STDOUT, "input: ", 8);
- int size = read(STDIN, read_out, 256);
+ printf("input: ");
+ int size = read(stdin, read_out, 256);
+
+ printf("your said: %s\n", read_out);
- write(STDOUT, "your input: ", 13);
- write(STDOUT, read_out, size);
write(fd, read_out, size);
- write(STDOUT, "\n", 1);
// 读出我们写的内容
lseek(fd, 512, FSEEK_SET);
read(fd, read_out, sizeof(read_out));
// 将读出的内容直接写入tty设备
- write(STDOUT, read_out, sizeof(read_out));
- write(STDOUT, "\n", 1);
+ write(stdout, read_out, sizeof(read_out));
+ write(stdout, "\n", 1);
// 关闭文件,这同时会将页缓存中的数据下发到底层驱动
close(fd);
-
- kprint_hex(read_out, sizeof(read_out));
}
\ No newline at end of file