void
ccp_SendResetReq(struct fsm *fp)
{
/* We can't read our input - ask peer to reset */
struct ccp *ccp = fsm2ccp(fp);
ccp->reset_sent = fp->reqid;
ccp->last_reset = -1;
fsm_Output(fp, CODE_RESETREQ, fp->reqid, NULL, 0, MB_CCPOUT);
}
static void
CcpSendConfigReq(struct fsm *fp)
{
/* Send config REQ please */
struct ccp *ccp = fsm2ccp(fp);
struct ccp_opt **o;
u_char *cp, buff[100];
unsigned f;
int alloc;
cp = buff;
o = &ccp->out.opt;
alloc = ccp->his_reject == 0 && ccp->out.opt == NULL;
ccp->my_proto = -1;
ccp->out.algorithm = -1;
for (f = 0; f < NALGORITHMS; f++)
if (IsEnabled(ccp->cfg.neg[algorithm[f]->Neg]) &&
!REJECTED(ccp, algorithm[f]->id) &&
(*algorithm[f]->Usable)(fp)) {
if (!alloc)
for (o = &ccp->out.opt; *o != NULL; o = &(*o)->next)
if ((*o)->val.hdr.id == algorithm[f]->id && (*o)->algorithm == (int)f)
break;
if (alloc || *o == NULL) {
if ((*o = (struct ccp_opt *)malloc(sizeof(struct ccp_opt))) == NULL) {
log_Printf(LogERROR, "%s: Not enough memory for CCP REQ !\n",
fp->link->name);
break;
}
(*o)->val.hdr.id = algorithm[f]->id;
(*o)->val.hdr.len = 2;
(*o)->next = NULL;
(*o)->algorithm = f;
(*algorithm[f]->o.OptInit)(fp->bundle, &(*o)->val, &ccp->cfg);
}
if (cp + (*o)->val.hdr.len > buff + sizeof buff) {
log_Printf(LogERROR, "%s: CCP REQ buffer overrun !\n", fp->link->name);
break;
}
memcpy(cp, &(*o)->val, (*o)->val.hdr.len);
cp += (*o)->val.hdr.len;
ccp->my_proto = (*o)->val.hdr.id;
ccp->out.algorithm = f;
if (alloc)
o = &(*o)->next;
}
fsm_Output(fp, CODE_CONFIGREQ, fp->reqid, buff, cp - buff, MB_CCPOUT);
}
static void
SendEchoReq(struct lcp *lcp)
{
struct hdlc *hdlc = &link2physical(lcp->fsm.link)->hdlc;
struct echolqr echo;
echo.magic = htonl(lcp->want_magic);
echo.signature = htonl(SIGNATURE);
echo.sequence = htonl(hdlc->lqm.echo.seq_sent);
fsm_Output(&lcp->fsm, CODE_ECHOREQ, hdlc->lqm.echo.seq_sent++,
(u_char *)&echo, sizeof echo, MB_ECHOOUT);
}
static void
ipv6cp_SendConfigReq(struct fsm *fp)
{
/* Send config REQ please */
struct physical *p = link2physical(fp->link);
struct ipv6cp *ipv6cp = fsm2ipv6cp(fp);
u_char buff[IPV6CP_IFIDLEN+2];
struct fsm_opt *o;
o = (struct fsm_opt *)buff;
if ((p && !physical_IsSync(p)) || !REJECTED(ipv6cp, TY_TOKEN)) {
memcpy(o->data, ipv6cp->my_ifid, IPV6CP_IFIDLEN);
INC_FSM_OPT(TY_TOKEN, IPV6CP_IFIDLEN + 2, o);
}
fsm_Output(fp, CODE_CONFIGREQ, fp->reqid, buff, (u_char *)o - buff,
MB_IPV6CPOUT);
}
static void
ipv6cp_SendTerminateAck(struct fsm *fp, u_char id)
{
/* Send Term ACK please */
fsm_Output(fp, CODE_TERMACK, id, NULL, 0, MB_IPV6CPOUT);
}
