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mirror of https://github.com/moparisthebest/curl synced 2024-12-21 23:58:49 -05:00

rename "easy" statemachines: call them block instead

... since they're not used by the easy interface really, I wanted to
remove the association. Also, I unified the pingpong statemachine driver
into a single function with a 'wait' argument: Curl_pp_statemach.
This commit is contained in:
Daniel Stenberg 2013-02-15 11:03:42 +01:00
parent 6106eeba16
commit c25383ae13
7 changed files with 48 additions and 85 deletions

View File

@ -3124,7 +3124,7 @@ static CURLcode ftp_multi_statemach(struct connectdata *conn,
bool *done)
{
struct ftp_conn *ftpc = &conn->proto.ftpc;
CURLcode result = Curl_pp_multi_statemach(&ftpc->pp);
CURLcode result = Curl_pp_statemach(&ftpc->pp, FALSE);
/* Check for the state outside of the Curl_socket_ready() return code checks
since at times we are in fact already in this state when this function
@ -3134,14 +3134,14 @@ static CURLcode ftp_multi_statemach(struct connectdata *conn,
return result;
}
static CURLcode ftp_easy_statemach(struct connectdata *conn)
static CURLcode ftp_block_statemach(struct connectdata *conn)
{
struct ftp_conn *ftpc = &conn->proto.ftpc;
struct pingpong *pp = &ftpc->pp;
CURLcode result = CURLE_OK;
while(ftpc->state != FTP_STOP) {
result = Curl_pp_easy_statemach(pp);
result = Curl_pp_statemach(pp, TRUE);
if(result)
break;
}
@ -4193,7 +4193,7 @@ static CURLcode ftp_quit(struct connectdata *conn)
state(conn, FTP_QUIT);
result = ftp_easy_statemach(conn);
result = ftp_block_statemach(conn);
}
return result;

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@ -1340,21 +1340,21 @@ static CURLcode imap_multi_statemach(struct connectdata *conn, bool *done)
if((conn->handler->flags & PROTOPT_SSL) && !imapc->ssldone)
result = Curl_ssl_connect_nonblocking(conn, FIRSTSOCKET, &imapc->ssldone);
else
result = Curl_pp_multi_statemach(&imapc->pp);
result = Curl_pp_statemach(&imapc->pp, FALSE);
*done = (imapc->state == IMAP_STOP) ? TRUE : FALSE;
return result;
}
static CURLcode imap_easy_statemach(struct connectdata *conn)
static CURLcode imap_block_statemach(struct connectdata *conn)
{
struct imap_conn *imapc = &conn->proto.imapc;
struct pingpong *pp = &imapc->pp;
CURLcode result = CURLE_OK;
while(imapc->state != IMAP_STOP) {
result = Curl_pp_easy_statemach(pp);
result = Curl_pp_statemach(pp, TRUE);
if(result)
break;
}
@ -1575,7 +1575,7 @@ static CURLcode imap_logout(struct connectdata *conn)
state(conn, IMAP_LOGOUT);
result = imap_easy_statemach(conn);
result = imap_block_statemach(conn);
return result;
}

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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -76,48 +76,10 @@ long Curl_pp_state_timeout(struct pingpong *pp)
return timeout_ms;
}
/*
* Curl_pp_multi_statemach()
*
* called repeatedly until done when the multi interface is used.
* Curl_pp_statemach()
*/
CURLcode Curl_pp_multi_statemach(struct pingpong *pp)
{
struct connectdata *conn = pp->conn;
curl_socket_t sock = conn->sock[FIRSTSOCKET];
int rc;
struct SessionHandle *data=conn->data;
CURLcode result = CURLE_OK;
long timeout_ms = Curl_pp_state_timeout(pp);
if(timeout_ms <= 0) {
failf(data, "server response timeout");
return CURLE_OPERATION_TIMEDOUT;
}
rc = Curl_socket_ready(pp->sendleft?CURL_SOCKET_BAD:sock, /* reading */
pp->sendleft?sock:CURL_SOCKET_BAD, /* writing */
0);
if(rc == -1) {
failf(data, "select/poll error");
return CURLE_OUT_OF_MEMORY;
}
else if(rc != 0)
result = pp->statemach_act(conn);
/* if rc == 0, then select() timed out */
return result;
}
/*
* Curl_pp_easy_statemach()
*
* called repeatedly until done when the easy interface is used.
*/
CURLcode Curl_pp_easy_statemach(struct pingpong *pp)
CURLcode Curl_pp_statemach(struct pingpong *pp, bool wait)
{
struct connectdata *conn = pp->conn;
curl_socket_t sock = conn->sock[FIRSTSOCKET];
@ -125,29 +87,37 @@ CURLcode Curl_pp_easy_statemach(struct pingpong *pp)
long interval_ms;
long timeout_ms = Curl_pp_state_timeout(pp);
struct SessionHandle *data=conn->data;
CURLcode result;
CURLcode result = CURLE_OK;
if(timeout_ms <=0 ) {
failf(data, "server response timeout");
return CURLE_OPERATION_TIMEDOUT; /* already too little time */
}
if(wait) {
interval_ms = 1000; /* use 1 second timeout intervals */
if(timeout_ms < interval_ms)
interval_ms = timeout_ms;
}
else
interval_ms = 0; /* immediate */
rc = Curl_socket_ready(pp->sendleft?CURL_SOCKET_BAD:sock, /* reading */
pp->sendleft?sock:CURL_SOCKET_BAD, /* writing */
interval_ms);
if(wait) {
/* if we didn't wait, we don't have to spend time on this now */
if(Curl_pgrsUpdate(conn))
result = CURLE_ABORTED_BY_CALLBACK;
else
result = Curl_speedcheck(data, Curl_tvnow());
if(result)
;
else if(rc == -1) {
return result;
}
if(rc == -1) {
failf(data, "select/poll error");
result = CURLE_OUT_OF_MEMORY;
}

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@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -69,19 +69,12 @@ struct pingpong {
};
/*
* Curl_pp_multi_statemach()
* Curl_pp_statemach()
*
* called repeatedly until done when the multi interface is used.
* called repeatedly until done. Set 'wait' to make it wait a while on the
* socket if there's no traffic.
*/
CURLcode Curl_pp_multi_statemach(struct pingpong *pp);
/*
* Curl_pp_easy_statemach()
*
* called repeatedly until done when the easy interface is used.
*/
CURLcode Curl_pp_easy_statemach(struct pingpong *pp);
CURLcode Curl_pp_statemach(struct pingpong *pp, bool wait);
/* initialize stuff to prepare for reading a fresh new response */
void Curl_pp_init(struct pingpong *pp);

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@ -1263,21 +1263,21 @@ static CURLcode pop3_multi_statemach(struct connectdata *conn, bool *done)
if((conn->handler->flags & PROTOPT_SSL) && !pop3c->ssldone)
result = Curl_ssl_connect_nonblocking(conn, FIRSTSOCKET, &pop3c->ssldone);
else
result = Curl_pp_multi_statemach(&pop3c->pp);
result = Curl_pp_statemach(&pop3c->pp, FALSE);
*done = (pop3c->state == POP3_STOP) ? TRUE : FALSE;
return result;
}
static CURLcode pop3_easy_statemach(struct connectdata *conn)
static CURLcode pop3_block_statemach(struct connectdata *conn)
{
struct pop3_conn *pop3c = &conn->proto.pop3c;
struct pingpong *pp = &pop3c->pp;
CURLcode result = CURLE_OK;
while(pop3c->state != POP3_STOP) {
result = Curl_pp_easy_statemach(pp);
result = Curl_pp_statemach(pp, TRUE);
if(result)
break;
}
@ -1506,7 +1506,7 @@ static CURLcode pop3_quit(struct connectdata *conn)
state(conn, POP3_QUIT);
result = pop3_easy_statemach(conn);
result = pop3_block_statemach(conn);
return result;
}

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@ -1254,21 +1254,21 @@ static CURLcode smtp_multi_statemach(struct connectdata *conn, bool *done)
if((conn->handler->flags & PROTOPT_SSL) && !smtpc->ssldone)
result = Curl_ssl_connect_nonblocking(conn, FIRSTSOCKET, &smtpc->ssldone);
else
result = Curl_pp_multi_statemach(&smtpc->pp);
result = Curl_pp_statemach(&smtpc->pp, FALSE);
*done = (smtpc->state == SMTP_STOP) ? TRUE : FALSE;
return result;
}
static CURLcode smtp_easy_statemach(struct connectdata *conn)
static CURLcode smtp_block_statemach(struct connectdata *conn)
{
struct smtp_conn *smtpc = &conn->proto.smtpc;
struct pingpong *pp = &smtpc->pp;
CURLcode result = CURLE_OK;
while(smtpc->state != SMTP_STOP) {
result = Curl_pp_easy_statemach(pp);
result = Curl_pp_statemach(pp, TRUE);
if(result)
break;
}
@ -1437,7 +1437,7 @@ static CURLcode smtp_done(struct connectdata *conn, CURLcode status,
non-blocking DONE operations, not in the multi state machine and with
Curl_done() invokes on several places in the code!
*/
result = smtp_easy_statemach(conn);
result = smtp_block_statemach(conn);
}
/* Clear the transfer mode for the next connection */
@ -1534,7 +1534,7 @@ static CURLcode smtp_quit(struct connectdata *conn)
state(conn, SMTP_QUIT);
result = smtp_easy_statemach(conn);
result = smtp_block_statemach(conn);
return result;
}

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@ -2635,7 +2635,7 @@ static CURLcode ssh_multi_statemach(struct connectdata *conn, bool *done)
return result;
}
static CURLcode ssh_easy_statemach(struct connectdata *conn,
static CURLcode ssh_block_statemach(struct connectdata *conn,
bool duringconnect)
{
struct ssh_conn *sshc = &conn->proto.sshc;
@ -2902,7 +2902,7 @@ static CURLcode scp_disconnect(struct connectdata *conn, bool dead_connection)
state(conn, SSH_SESSION_DISCONNECT);
result = ssh_easy_statemach(conn, FALSE);
result = ssh_block_statemach(conn, FALSE);
}
return result;
@ -2923,7 +2923,7 @@ static CURLcode ssh_done(struct connectdata *conn, CURLcode status)
non-blocking DONE operations, not in the multi state machine and with
Curl_done() invokes on several places in the code!
*/
result = ssh_easy_statemach(conn, FALSE);
result = ssh_block_statemach(conn, FALSE);
}
else
result = status;
@ -3065,7 +3065,7 @@ static CURLcode sftp_disconnect(struct connectdata *conn, bool dead_connection)
if(conn->proto.sshc.ssh_session) {
/* only if there's a session still around to use! */
state(conn, SSH_SFTP_SHUTDOWN);
result = ssh_easy_statemach(conn, FALSE);
result = ssh_block_statemach(conn, FALSE);
}
DEBUGF(infof(conn->data, "SSH DISCONNECT is done\n"));