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pop3: Fixed processing of more than one response when sent in same packet

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Added a loop to pop3_statemach_act() in which Curl_pp_readresp() is
called until the cache is drained. Without this multiple responses
received in a single packet could result in a hang or delay.
This commit is contained in:
Steve Holme 2013-12-20 07:17:17 +00:00
parent 94d820b4cb
commit 0452976711
1 changed files with 9 additions and 6 deletions
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15
lib/pop3.c
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@ -1376,12 +1376,15 @@ static CURLcode pop3_statemach_act(struct connectdata *conn)
if(pp->sendleft)
return Curl_pp_flushsend(pp);
/* Read the response from the server */
result = Curl_pp_readresp(sock, pp, &pop3code, &nread);
if(result)
return result;
do {
/* Read the response from the server */
result = Curl_pp_readresp(sock, pp, &pop3code, &nread);
if(result)
return result;
if(!pop3code)
break;
if(pop3code) {
/* We have now received a full POP3 server response */
switch(pop3c->state) {
case POP3_SERVERGREET:
@ -1471,7 +1474,7 @@ static CURLcode pop3_statemach_act(struct connectdata *conn)
state(conn, POP3_STOP);
break;
}
}
} while(!result && pop3c->state != POP3_STOP && Curl_pp_moredata(pp));
return result;
}