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Code Issues Releases Wiki Activity

Fixed an out of memory handling issue with HTTP pipelines.

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This commit is contained in:
Dan Fandrich 2007-05-02 19:13:56 +00:00
parent acc4868b78
commit 9f72db13c4
3 changed files with 36 additions and 30 deletions
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13
lib/multi.c
View File

@ -121,9 +121,9 @@ struct Curl_one_easy {
#define CURL_MULTI_HANDLE 0x000bab1e
#define GOOD_MULTI_HANDLE(x) \
((x)&&(((struct Curl_multi *)x)->type == CURL_MULTI_HANDLE))
((x)&&(((struct Curl_multi *)(x))->type == CURL_MULTI_HANDLE))
#define GOOD_EASY_HANDLE(x) \
(((struct SessionHandle *)x)->magic == CURLEASY_MAGIC_NUMBER)
(((struct SessionHandle *)(x))->magic == CURLEASY_MAGIC_NUMBER)
/* This is the struct known as CURLM on the outside */
struct Curl_multi {
@ -180,7 +180,7 @@ static void add_closure(struct Curl_multi *multi,
static int update_timer(struct Curl_multi *multi);
#ifdef CURLDEBUG
static const char *statename[]={
static const char * const statename[]={
"INIT",
"CONNECT",
"WAITRESOLVE",
@ -896,9 +896,9 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
if(CURLE_OK == easy->result) {
/* Add this handle to the send pipeline */
Curl_addHandleToPipeline(easy->easy_handle,
easy->result = Curl_addHandleToPipeline(easy->easy_handle,
easy->easy_conn->send_pipe);
if(CURLE_OK == easy->result) {
if(async)
/* We're now waiting for an asynchronous name lookup */
multistate(easy, CURLM_STATE_WAITRESOLVE);
@ -920,6 +920,7 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
}
}
}
}
break;
case CURLM_STATE_WAITRESOLVE:
@ -1153,7 +1154,7 @@ static CURLMcode multi_runsingle(struct Curl_multi *multi,
Curl_removeHandleFromPipeline(easy->easy_handle,
easy->easy_conn->send_pipe);
/* Add ourselves to the recv pipeline */
Curl_addHandleToPipeline(easy->easy_handle,
easy->result = Curl_addHandleToPipeline(easy->easy_handle,
easy->easy_conn->recv_pipe);
multistate(easy, CURLM_STATE_WAITPERFORM);
result = CURLM_CALL_MULTI_PERFORM;

9
lib/url.c
View File

@ -1925,7 +1925,7 @@ static bool IsPipeliningEnabled(struct SessionHandle *handle)
return FALSE;
}
void Curl_addHandleToPipeline(struct SessionHandle *data,
CURLcode Curl_addHandleToPipeline(struct SessionHandle *data,
struct curl_llist *pipe)
{
#ifdef CURLDEBUG
@ -1935,7 +1935,9 @@ void Curl_addHandleToPipeline(struct SessionHandle *data,
infof(data, "PIPE when no PIPE supposed!\n");
}
#endif
Curl_llist_insert_next(pipe, pipe->tail, data);
if (!Curl_llist_insert_next(pipe, pipe->tail, data))
return CURLE_OUT_OF_MEMORY;
return CURLE_OK;
}
@ -1995,6 +1997,9 @@ static void signalPipeClose(struct curl_llist *pipe)
{
struct curl_llist_element *curr;
if (!pipe)
return;
curr = pipe->head;
while (curr) {
struct curl_llist_element *next = curr->next;

2
lib/url.h
View File

@ -62,7 +62,7 @@ int Curl_doing_getsock(struct connectdata *conn,
curl_socket_t *socks,
int numsocks);
void Curl_addHandleToPipeline(struct SessionHandle *handle,
CURLcode Curl_addHandleToPipeline(struct SessionHandle *handle,
struct curl_llist *pipe);
int Curl_removeHandleFromPipeline(struct SessionHandle *handle,
struct curl_llist *pipe);