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Diffstat (limited to 'lib/multi.c')
-rw-r--r--lib/multi.c46
1 files changed, 21 insertions, 25 deletions
diff --git a/lib/multi.c b/lib/multi.c
index 2f139ab37..0a1dba391 100644
--- a/lib/multi.c
+++ b/lib/multi.c
@@ -77,6 +77,7 @@ static CURLMcode add_next_timeout(struct curltime now,
struct Curl_easy *d);
static CURLMcode multi_timeout(struct Curl_multi *multi,
long *timeout_ms);
+static void process_pending_handles(struct Curl_multi *multi);
#ifdef DEBUGBUILD
static const char * const statename[]={
@@ -538,6 +539,8 @@ static CURLcode multi_done(struct connectdata **connp,
result = CURLE_ABORTED_BY_CALLBACK;
}
+ process_pending_handles(data->multi); /* connection / multiplex */
+
if(conn->send_pipe.size || conn->recv_pipe.size) {
/* Stop if pipeline is not empty . */
data->easy_conn = NULL;
@@ -653,10 +656,6 @@ CURLMcode curl_multi_remove_handle(struct Curl_multi *multi,
/* this handle is "alive" so we need to count down the total number of
alive connections when this is removed */
multi->num_alive--;
-
- /* When this handle gets removed, other handles may be able to get the
- connection */
- Curl_multi_process_pending_handles(multi);
}
if(data->easy_conn &&
@@ -1339,7 +1338,7 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
if(multi_ischanged(multi, TRUE)) {
DEBUGF(infof(data, "multi changed, check CONNECT_PEND queue!\n"));
- Curl_multi_process_pending_handles(multi);
+ process_pending_handles(multi); /* pipelined/multiplexed */
}
if(data->easy_conn && data->mstate > CURLM_STATE_CONNECT &&
@@ -1785,8 +1784,10 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
case CURLM_STATE_DO_DONE:
/* Move ourselves from the send to recv pipeline */
Curl_move_handle_from_send_to_recv_pipe(data, data->easy_conn);
- /* Check if we can move pending requests to send pipe */
- Curl_multi_process_pending_handles(multi);
+
+ if(data->easy_conn->bits.multiplex || data->easy_conn->send_pipe.size)
+ /* Check if we can move pending requests to send pipe */
+ process_pending_handles(multi); /* pipelined/multiplexed */
/* Only perform the transfer if there's a good socket to work with.
Having both BAD is a signal to skip immediately to DONE */
@@ -1943,9 +1944,6 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
if(data->easy_conn->recv_pipe.head)
Curl_expire(data->easy_conn->recv_pipe.head->ptr, 0, EXPIRE_RUN_NOW);
- /* Check if we can move pending requests to send pipe */
- Curl_multi_process_pending_handles(multi);
-
/* When we follow redirects or is set to retry the connection, we must
to go back to the CONNECT state */
if(data->req.newurl || retry) {
@@ -2002,8 +2000,10 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
/* Remove ourselves from the receive pipeline, if we are there. */
Curl_removeHandleFromPipeline(data, &data->easy_conn->recv_pipe);
- /* Check if we can move pending requests to send pipe */
- Curl_multi_process_pending_handles(multi);
+
+ if(data->easy_conn->bits.multiplex || data->easy_conn->send_pipe.size)
+ /* Check if we can move pending requests to connection */
+ process_pending_handles(multi); /* pipelined/multiplexing */
/* post-transfer command */
res = multi_done(&data->easy_conn, result, FALSE);
@@ -2071,7 +2071,7 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
data->state.pipe_broke = FALSE;
/* Check if we can move pending requests to send pipe */
- Curl_multi_process_pending_handles(multi);
+ process_pending_handles(multi); /* connection */
if(data->easy_conn) {
/* if this has a connection, unsubscribe from the pipelines */
@@ -3079,25 +3079,21 @@ struct curl_llist *Curl_multi_pipelining_server_bl(struct Curl_multi *multi)
return &multi->pipelining_server_bl;
}
-void Curl_multi_process_pending_handles(struct Curl_multi *multi)
+static void process_pending_handles(struct Curl_multi *multi)
{
struct curl_llist_element *e = multi->pending.head;
-
- while(e) {
+ if(e) {
struct Curl_easy *data = e->ptr;
- struct curl_llist_element *next = e->next;
- if(data->mstate == CURLM_STATE_CONNECT_PEND) {
- multistate(data, CURLM_STATE_CONNECT);
+ DEBUGASSERT(data->mstate == CURLM_STATE_CONNECT_PEND);
- /* Remove this node from the list */
- Curl_llist_remove(&multi->pending, e, NULL);
+ multistate(data, CURLM_STATE_CONNECT);
- /* Make sure that the handle will be processed soonish. */
- Curl_expire(data, 0, EXPIRE_RUN_NOW);
- }
+ /* Remove this node from the list */
+ Curl_llist_remove(&multi->pending, e, NULL);
- e = next; /* operate on next handle */
+ /* Make sure that the handle will be processed soonish. */
+ Curl_expire(data, 0, EXPIRE_RUN_NOW);
}
}