code: mafs

ref: a566629485f872d51d4d5661d8b4aa32bd45f3e2
dir: /tests/testpkdstruct.c/

#include <u.h>
#include <libc.h>

typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;
typedef unsigned long long u64;

typedef	struct	Spanid	Spanid;

#pragma pack on
struct Spanid	/* Spanid identifier */
{
	u64 blkno;	/* starting block number */
	u16 len;	/* number of blocks */
};
#pragma pack off

Spanid t[10] = {0};

void
save(void)
{
	t[0].blkno = 888888;
	t[0].len = 9;
}

Spanid
get(int i)
{
	print("get	t[i] blkno %llud len %d\n", t[i].blkno, t[i].len);
	return t[i];
}

void
put(Spanid s)
{
	print("put	s blkno %llud len %d\n", s.blkno, s.len);
	t[1].blkno = s.blkno;
	t[1].len = s.len;
}

void
main(int, void**)
{
	Spanid s;

	save();
	s = get(0);
	print("	blkno %llud len %d\n", s.blkno, s.len);

	s.blkno = 77777;
	s.len = 8;
	put(s);
	s.len = 10;
	s = get(1);
	print("	blkno %llud len %d\n", s.blkno, s.len);
	exits(0);
}