Subversion Repositories planix.SVN

#include <u.h>

#include <libc.h>

#include <auth.h>

#include <fcall.h>

#include "../boot/boot.h"

static Fcall	hdr;

static void

rpc(int fd, int type)

{

	int n, l;

	char buf[128], *p;

	hdr.type = type;

	hdr.tag = NOTAG;

	n = convS2M(&hdr, buf);

	if(write(fd, buf, n) != n)

		fatal("write rpc");

	print("...");

	p = buf;

	l = 0;

	while(l < 3) {

		n = read(fd, p, 3);

		if(n <= 0)

			fatal("read rpc");

		if(n == 2 && l == 0 && buf[0] == 'O' && buf[1] == 'K')

			continue;

		p += n;

		l += n;

	}

	if(convM2S(buf, &hdr, n) == 0){

		print("%ux %ux %ux\n", buf[0], buf[1], buf[2]);

		fatal("rpc format");

	}

	if(hdr.tag != NOTAG)

		fatal("rpc tag not NOTAG");

	if(hdr.type == Rerror){

		print("error %s;", hdr.ename);

		fatal("remote error");

	}

	if(hdr.type != type+1)

		fatal("not reply");

}

void

nop(int fd)

{

	print("nop");

	rpc(fd, Tnop);

}