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some buggy compiler get confused with duplicated labels used in enum tcp_state and fsm.h, prepending PPP's ones

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This commit is contained in:
Sylvain Rochet 2012-07-09 22:04:09 +02:00
parent d92c462466
commit b4df26a75d
5 changed files with 134 additions and 134 deletions
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220
src/netif/ppp/fsm.c
View File

@ -76,7 +76,7 @@ static void fsm_sconfreq(fsm *f, int retransmit);
* Initialize fsm state.
*/
void fsm_init(fsm *f) {
f->state = INITIAL;
f->state = PPP_FSM_INITIAL;
f->flags = 0;
f->id = 0; /* XXX Start with random id? */
f->timeouttime = DEFTIMEOUT;
@ -92,17 +92,17 @@ void fsm_init(fsm *f) {
*/
void fsm_lowerup(fsm *f) {
switch( f->state ){
case INITIAL:
f->state = CLOSED;
case PPP_FSM_INITIAL:
f->state = PPP_FSM_CLOSED;
break;
case STARTING:
case PPP_FSM_STARTING:
if( f->flags & OPT_SILENT )
f->state = STOPPED;
f->state = PPP_FSM_STOPPED;
else {
/* Send an initial configure-request */
fsm_sconfreq(f, 0);
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
}
break;
@ -120,33 +120,33 @@ void fsm_lowerup(fsm *f) {
*/
void fsm_lowerdown(fsm *f) {
switch( f->state ){
case CLOSED:
f->state = INITIAL;
case PPP_FSM_CLOSED:
f->state = PPP_FSM_INITIAL;
break;
case STOPPED:
f->state = STARTING;
case PPP_FSM_STOPPED:
f->state = PPP_FSM_STARTING;
if( f->callbacks->starting )
(*f->callbacks->starting)(f);
break;
case CLOSING:
f->state = INITIAL;
case PPP_FSM_CLOSING:
f->state = PPP_FSM_INITIAL;
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
break;
case STOPPING:
case REQSENT:
case ACKRCVD:
case ACKSENT:
f->state = STARTING;
case PPP_FSM_STOPPING:
case PPP_FSM_REQSENT:
case PPP_FSM_ACKRCVD:
case PPP_FSM_ACKSENT:
f->state = PPP_FSM_STARTING;
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
break;
case OPENED:
case PPP_FSM_OPENED:
if( f->callbacks->down )
(*f->callbacks->down)(f);
f->state = STARTING;
f->state = PPP_FSM_STARTING;
break;
default:
@ -161,28 +161,28 @@ void fsm_lowerdown(fsm *f) {
*/
void fsm_open(fsm *f) {
switch( f->state ){
case INITIAL:
f->state = STARTING;
case PPP_FSM_INITIAL:
f->state = PPP_FSM_STARTING;
if( f->callbacks->starting )
(*f->callbacks->starting)(f);
break;
case CLOSED:
case PPP_FSM_CLOSED:
if( f->flags & OPT_SILENT )
f->state = STOPPED;
f->state = PPP_FSM_STOPPED;
else {
/* Send an initial configure-request */
fsm_sconfreq(f, 0);
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
}
break;
case CLOSING:
f->state = STOPPING;
case PPP_FSM_CLOSING:
f->state = PPP_FSM_STOPPING;
/* fall through */
/* no break */
case STOPPED:
case OPENED:
case PPP_FSM_STOPPED:
case PPP_FSM_OPENED:
if( f->flags & OPT_RESTART ){
fsm_lowerdown(f);
fsm_lowerup(f);
@ -198,7 +198,7 @@ void fsm_open(fsm *f) {
* send a terminate-request message as configured.
*/
static void terminate_layer(fsm *f, int nextstate) {
if( f->state != OPENED )
if( f->state != PPP_FSM_OPENED )
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
else if( f->callbacks->down )
(*f->callbacks->down)(f); /* Inform upper layers we're down */
@ -214,7 +214,7 @@ static void terminate_layer(fsm *f, int nextstate) {
* We've already fired off one Terminate-Request just to be nice
* to the peer, but we're not going to wait for a reply.
*/
f->state = nextstate == CLOSING ? CLOSED : STOPPED;
f->state = nextstate == PPP_FSM_CLOSING ? PPP_FSM_CLOSED : PPP_FSM_STOPPED;
if( f->callbacks->finished )
(*f->callbacks->finished)(f);
return;
@ -230,27 +230,27 @@ static void terminate_layer(fsm *f, int nextstate) {
* fsm_close - Start closing connection.
*
* Cancel timeouts and either initiate close or possibly go directly to
* the CLOSED state.
* the PPP_FSM_CLOSED state.
*/
void fsm_close(fsm *f, char *reason) {
f->term_reason = reason;
f->term_reason_len = (reason == NULL? 0: LWIP_MIN(strlen(reason), 0xFF) );
switch( f->state ){
case STARTING:
f->state = INITIAL;
case PPP_FSM_STARTING:
f->state = PPP_FSM_INITIAL;
break;
case STOPPED:
f->state = CLOSED;
case PPP_FSM_STOPPED:
f->state = PPP_FSM_CLOSED;
break;
case STOPPING:
f->state = CLOSING;
case PPP_FSM_STOPPING:
f->state = PPP_FSM_CLOSING;
break;
case REQSENT:
case ACKRCVD:
case ACKSENT:
case OPENED:
terminate_layer(f, CLOSING);
case PPP_FSM_REQSENT:
case PPP_FSM_ACKRCVD:
case PPP_FSM_ACKSENT:
case PPP_FSM_OPENED:
terminate_layer(f, PPP_FSM_CLOSING);
break;
}
}
@ -263,13 +263,13 @@ static void fsm_timeout(void *arg) {
fsm *f = (fsm *) arg;
switch (f->state) {
case CLOSING:
case STOPPING:
case PPP_FSM_CLOSING:
case PPP_FSM_STOPPING:
if( f->retransmits <= 0 ){
/*
* We've waited for an ack long enough. Peer probably heard us.
*/
f->state = (f->state == CLOSING)? CLOSED: STOPPED;
f->state = (f->state == PPP_FSM_CLOSING)? PPP_FSM_CLOSED: PPP_FSM_STOPPED;
if( f->callbacks->finished )
(*f->callbacks->finished)(f);
} else {
@ -281,12 +281,12 @@ static void fsm_timeout(void *arg) {
}
break;
case REQSENT:
case ACKRCVD:
case ACKSENT:
case PPP_FSM_REQSENT:
case PPP_FSM_ACKRCVD:
case PPP_FSM_ACKSENT:
if (f->retransmits <= 0) {
warn("%s: timeout sending Config-Requests\n", PROTO_NAME(f));
f->state = STOPPED;
f->state = PPP_FSM_STOPPED;
if( (f->flags & OPT_PASSIVE) == 0 && f->callbacks->finished )
(*f->callbacks->finished)(f);
@ -295,8 +295,8 @@ static void fsm_timeout(void *arg) {
if (f->callbacks->retransmit)
(*f->callbacks->retransmit)(f);
fsm_sconfreq(f, 1); /* Re-send Configure-Request */
if( f->state == ACKRCVD )
f->state = REQSENT;
if( f->state == PPP_FSM_ACKRCVD )
f->state = PPP_FSM_REQSENT;
}
break;
@ -337,7 +337,7 @@ void fsm_input(fsm *f, u_char *inpacket, int l) {
}
len -= HEADERLEN; /* subtract header length */
if( f->state == INITIAL || f->state == STARTING ){
if( f->state == PPP_FSM_INITIAL || f->state == PPP_FSM_STARTING ){
FSMDEBUG(("fsm_input(%x): Rcvd packet in state %d.",
f->protocol, f->state));
return;
@ -388,26 +388,26 @@ static void fsm_rconfreq(fsm *f, u_char id, u_char *inp, int len) {
int code, reject_if_disagree;
switch( f->state ){
case CLOSED:
case PPP_FSM_CLOSED:
/* Go away, we're closed */
fsm_sdata(f, TERMACK, id, NULL, 0);
return;
case CLOSING:
case STOPPING:
case PPP_FSM_CLOSING:
case PPP_FSM_STOPPING:
return;
case OPENED:
case PPP_FSM_OPENED:
/* Go down and restart negotiation */
if( f->callbacks->down )
(*f->callbacks->down)(f); /* Inform upper layers */
fsm_sconfreq(f, 0); /* Send initial Configure-Request */
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
break;
case STOPPED:
case PPP_FSM_STOPPED:
/* Negotiation started by our peer */
fsm_sconfreq(f, 0); /* Send initial Configure-Request */
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
break;
}
@ -427,19 +427,19 @@ static void fsm_rconfreq(fsm *f, u_char id, u_char *inp, int len) {
fsm_sdata(f, code, id, inp, len);
if (code == CONFACK) {
if (f->state == ACKRCVD) {
if (f->state == PPP_FSM_ACKRCVD) {
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
f->state = OPENED;
f->state = PPP_FSM_OPENED;
if (f->callbacks->up)
(*f->callbacks->up)(f); /* Inform upper layers */
} else
f->state = ACKSENT;
f->state = PPP_FSM_ACKSENT;
f->nakloops = 0;
} else {
/* we sent CONFACK or CONFREJ */
if (f->state != ACKRCVD)
f->state = REQSENT;
if (f->state != PPP_FSM_ACKRCVD)
f->state = PPP_FSM_REQSENT;
if( code == CONFNAK )
++f->nakloops;
}
@ -462,37 +462,37 @@ static void fsm_rconfack(fsm *f, int id, u_char *inp, int len) {
f->rnakloops = 0;
switch (f->state) {
case CLOSED:
case STOPPED:
case PPP_FSM_CLOSED:
case PPP_FSM_STOPPED:
fsm_sdata(f, TERMACK, id, NULL, 0);
break;
case REQSENT:
f->state = ACKRCVD;
case PPP_FSM_REQSENT:
f->state = PPP_FSM_ACKRCVD;
f->retransmits = f->maxconfreqtransmits;
break;
case ACKRCVD:
case PPP_FSM_ACKRCVD:
/* Huh? an extra valid Ack? oh well... */
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
fsm_sconfreq(f, 0);
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
break;
case ACKSENT:
case PPP_FSM_ACKSENT:
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
f->state = OPENED;
f->state = PPP_FSM_OPENED;
f->retransmits = f->maxconfreqtransmits;
if (f->callbacks->up)
(*f->callbacks->up)(f); /* Inform upper layers */
break;
case OPENED:
case PPP_FSM_OPENED:
/* Go down and restart negotiation */
if (f->callbacks->down)
(*f->callbacks->down)(f); /* Inform upper layers */
fsm_sconfreq(f, 0); /* Send initial Configure-Request */
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
break;
}
}
@ -528,34 +528,34 @@ static void fsm_rconfnakrej(fsm *f, int code, int id, u_char *inp, int len) {
f->seen_ack = 1;
switch (f->state) {
case CLOSED:
case STOPPED:
case PPP_FSM_CLOSED:
case PPP_FSM_STOPPED:
fsm_sdata(f, TERMACK, id, NULL, 0);
break;
case REQSENT:
case ACKSENT:
case PPP_FSM_REQSENT:
case PPP_FSM_ACKSENT:
/* They didn't agree to what we wanted - try another request */
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
if (ret < 0)
f->state = STOPPED; /* kludge for stopping CCP */
f->state = PPP_FSM_STOPPED; /* kludge for stopping CCP */
else
fsm_sconfreq(f, 0); /* Send Configure-Request */
break;
case ACKRCVD:
case PPP_FSM_ACKRCVD:
/* Got a Nak/reject when we had already had an Ack?? oh well... */
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
fsm_sconfreq(f, 0);
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
break;
case OPENED:
case PPP_FSM_OPENED:
/* Go down and restart negotiation */
if (f->callbacks->down)
(*f->callbacks->down)(f); /* Inform upper layers */
fsm_sconfreq(f, 0); /* Send initial Configure-Request */
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
break;
}
}
@ -566,18 +566,18 @@ static void fsm_rconfnakrej(fsm *f, int code, int id, u_char *inp, int len) {
*/
static void fsm_rtermreq(fsm *f, int id, u_char *p, int len) {
switch (f->state) {
case ACKRCVD:
case ACKSENT:
f->state = REQSENT; /* Start over but keep trying */
case PPP_FSM_ACKRCVD:
case PPP_FSM_ACKSENT:
f->state = PPP_FSM_REQSENT; /* Start over but keep trying */
break;
case OPENED:
case PPP_FSM_OPENED:
if (len > 0) {
info("%s terminated by peer (%0.*v)", PROTO_NAME(f), len, p);
} else
info("%s terminated by peer", PROTO_NAME(f));
f->retransmits = 0;
f->state = STOPPING;
f->state = PPP_FSM_STOPPING;
if (f->callbacks->down)
(*f->callbacks->down)(f); /* Inform upper layers */
TIMEOUT(fsm_timeout, f, f->timeouttime);
@ -593,28 +593,28 @@ static void fsm_rtermreq(fsm *f, int id, u_char *p, int len) {
*/
static void fsm_rtermack(fsm *f) {
switch (f->state) {
case CLOSING:
case PPP_FSM_CLOSING:
UNTIMEOUT(fsm_timeout, f);
f->state = CLOSED;
f->state = PPP_FSM_CLOSED;
if( f->callbacks->finished )
(*f->callbacks->finished)(f);
break;
case STOPPING:
case PPP_FSM_STOPPING:
UNTIMEOUT(fsm_timeout, f);
f->state = STOPPED;
f->state = PPP_FSM_STOPPED;
if( f->callbacks->finished )
(*f->callbacks->finished)(f);
break;
case ACKRCVD:
f->state = REQSENT;
case PPP_FSM_ACKRCVD:
f->state = PPP_FSM_REQSENT;
break;
case OPENED:
case PPP_FSM_OPENED:
if (f->callbacks->down)
(*f->callbacks->down)(f); /* Inform upper layers */
fsm_sconfreq(f, 0);
f->state = REQSENT;
f->state = PPP_FSM_REQSENT;
break;
}
}
@ -634,8 +634,8 @@ static void fsm_rcoderej(fsm *f, u_char *inp, int len) {
GETCHAR(id, inp);
warn("%s: Rcvd Code-Reject for code %d, id %d", PROTO_NAME(f), code, id);
if( f->state == ACKRCVD )
f->state = REQSENT;
if( f->state == PPP_FSM_ACKRCVD )
f->state = PPP_FSM_REQSENT;
}
@ -646,31 +646,31 @@ static void fsm_rcoderej(fsm *f, u_char *inp, int len) {
*/
void fsm_protreject(fsm *f) {
switch( f->state ){
case CLOSING:
case PPP_FSM_CLOSING:
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
/* fall through */
/* no break */
case CLOSED:
f->state = CLOSED;
case PPP_FSM_CLOSED:
f->state = PPP_FSM_CLOSED;
if( f->callbacks->finished )
(*f->callbacks->finished)(f);
break;
case STOPPING:
case REQSENT:
case ACKRCVD:
case ACKSENT:
case PPP_FSM_STOPPING:
case PPP_FSM_REQSENT:
case PPP_FSM_ACKRCVD:
case PPP_FSM_ACKSENT:
UNTIMEOUT(fsm_timeout, f); /* Cancel timeout */
/* fall through */
/* no break */
case STOPPED:
f->state = STOPPED;
case PPP_FSM_STOPPED:
f->state = PPP_FSM_STOPPED;
if( f->callbacks->finished )
(*f->callbacks->finished)(f);
break;
case OPENED:
terminate_layer(f, STOPPING);
case PPP_FSM_OPENED:
terminate_layer(f, PPP_FSM_STOPPING);
break;
default:
@ -690,7 +690,7 @@ static void fsm_sconfreq(fsm *f, int retransmit) {
u_char *outp;
int cilen;
if( f->state != REQSENT && f->state != ACKRCVD && f->state != ACKSENT ){
if( f->state != PPP_FSM_REQSENT && f->state != PPP_FSM_ACKRCVD && f->state != PPP_FSM_ACKSENT ){
/* Not currently negotiating - reset options */
if( f->callbacks->resetci )
(*f->callbacks->resetci)(f);

24
src/netif/ppp/fsm.h
View File

@ -108,9 +108,9 @@ typedef struct fsm_callbacks {
(fsm *, u_char *, int);
int (*reqci) /* Request peer's Configuration Information */
(fsm *, u_char *, int *, int);
void (*up) /* Called when fsm reaches OPENED state */
void (*up) /* Called when fsm reaches PPP_FSM_OPENED state */
(fsm *);
void (*down) /* Called when fsm leaves OPENED state */
void (*down) /* Called when fsm leaves PPP_FSM_OPENED state */
(fsm *);
void (*starting) /* Called when we want the lower layer */
(fsm *);
@ -129,16 +129,16 @@ typedef struct fsm_callbacks {
/*
* Link states.
*/
#define INITIAL 0 /* Down, hasn't been opened */
#define STARTING 1 /* Down, been opened */
#define CLOSED 2 /* Up, hasn't been opened */
#define STOPPED 3 /* Open, waiting for down event */
#define CLOSING 4 /* Terminating the connection, not open */
#define STOPPING 5 /* Terminating, but open */
#define REQSENT 6 /* We've sent a Config Request */
#define ACKRCVD 7 /* We've received a Config Ack */
#define ACKSENT 8 /* We've sent a Config Ack */
#define OPENED 9 /* Connection available */
#define PPP_FSM_INITIAL 0 /* Down, hasn't been opened */
#define PPP_FSM_STARTING 1 /* Down, been opened */
#define PPP_FSM_CLOSED 2 /* Up, hasn't been opened */
#define PPP_FSM_STOPPED 3 /* Open, waiting for down event */
#define PPP_FSM_CLOSING 4 /* Terminating the connection, not open */
#define PPP_FSM_STOPPING 5 /* Terminating, but open */
#define PPP_FSM_REQSENT 6 /* We've sent a Config Request */
#define PPP_FSM_ACKRCVD 7 /* We've received a Config Ack */
#define PPP_FSM_ACKSENT 8 /* We've sent a Config Ack */
#define PPP_FSM_OPENED 9 /* Connection available */
/*

4
src/netif/ppp/ipcp.c
View File

@ -1230,7 +1230,7 @@ static int ipcp_nakci(fsm *f, u_char *p, int len, int treat_as_reject) {
* OK, the Nak is good. Now we can update state.
* If there are any remaining options, we ignore them.
*/
if (f->state != OPENED)
if (f->state != PPP_FSM_OPENED)
*go = try;
return 1;
@ -1374,7 +1374,7 @@ static int ipcp_rejci(fsm *f, u_char *p, int len) {
/*
* Now we can update state.
*/
if (f->state != OPENED)
if (f->state != PPP_FSM_OPENED)
*go = try;
return 1;

18
src/netif/ppp/lcp.c
View File

@ -445,12 +445,12 @@ void lcp_close(ppp_pcb *pcb, char *reason) {
if (f->flags & DELAYED_UP) {
UNTIMEOUT(lcp_delayed_up, f);
f->state = STOPPED;
f->state = PPP_FSM_STOPPED;
}
oldstate = f->state;
fsm_close(f, reason);
if (oldstate == STOPPED && (f->flags & (OPT_PASSIVE|OPT_SILENT|DELAYED_UP))) {
if (oldstate == PPP_FSM_STOPPED && (f->flags & (OPT_PASSIVE|OPT_SILENT|DELAYED_UP))) {
/*
* This action is not strictly according to the FSM in RFC1548,
* but it does mean that the program terminates if you do a
@ -562,7 +562,7 @@ static int lcp_extcode(fsm *f, int code, int id, u_char *inp, int len) {
break;
case ECHOREQ:
if (f->state != OPENED)
if (f->state != PPP_FSM_OPENED)
break;
magp = inp;
PUTLONG(go->magicnumber, magp);
@ -609,7 +609,7 @@ static void lcp_rprotrej(fsm *f, u_char *inp, int len) {
* Protocol-Reject packets received in any state other than the LCP
* OPENED state SHOULD be silently discarded.
*/
if( f->state != OPENED ){
if( f->state != PPP_FSM_OPENED ){
LCPDEBUG(("Protocol-Reject discarded: LCP in state %d", f->state));
return;
}
@ -1492,7 +1492,7 @@ static int lcp_nakci(fsm *f, u_char *p, int len, int treat_as_reject) {
* OK, the Nak is good. Now we can update state.
* If there are any options left we ignore them.
*/
if (f->state != OPENED) {
if (f->state != PPP_FSM_OPENED) {
if (looped_back) {
if (++try.numloops >= pcb->lcp_loopbackfail) {
int errcode = PPPERR_LOOPBACK;
@ -1733,7 +1733,7 @@ static int lcp_rejci(fsm *f, u_char *p, int len) {
/*
* Now we can update state.
*/
if (f->state != OPENED)
if (f->state != PPP_FSM_OPENED)
*go = try;
return 1;
@ -2561,7 +2561,7 @@ static int lcp_printpkt(u_char *p, int plen,
static void LcpLinkFailure(fsm *f) {
ppp_pcb *pcb = f->pcb;
if (f->state == OPENED) {
if (f->state == PPP_FSM_OPENED) {
int errcode = PPPERR_PEERDEAD;
info("No response to %d echo-requests", pcb->lcp_echos_pending);
notice("Serial link appears to be disconnected.");
@ -2578,7 +2578,7 @@ static void LcpEchoCheck(fsm *f) {
ppp_pcb *pcb = f->pcb;
LcpSendEchoRequest (f);
if (f->state != OPENED)
if (f->state != PPP_FSM_OPENED)
return;
/*
@ -2671,7 +2671,7 @@ static void LcpSendEchoRequest(fsm *f) {
/*
* Make and send the echo request frame.
*/
if (f->state == OPENED) {
if (f->state == PPP_FSM_OPENED) {
lcp_magic = go->magicnumber;
pktp = pkt;
PUTLONG(lcp_magic, pktp);

2
src/netif/ppp/ppp.c
View File

@ -508,7 +508,7 @@ void ppp_input(ppp_pcb *pcb, struct pbuf *pb) {
/*
* Toss all non-LCP packets unless LCP is OPEN.
*/
if (protocol != PPP_LCP && pcb->lcp_fsm.state != OPENED) {
if (protocol != PPP_LCP && pcb->lcp_fsm.state != PPP_FSM_OPENED) {
dbglog("Discarded non-LCP packet when LCP not open");
goto drop;
}