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MXS-1506: Remove unused MXS_UPSTREAM variables

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The `error` variable was never used. Also added a more convenient typedef
for both the downstream and upstream functions and updated filter API
version.
This commit is contained in:
Markus Mäkelä
2018-04-04 09:14:18 +03:00
parent c70216390f
commit cc793b2151
4 changed files with 7 additions and 7 deletions
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2
include/maxscale/filter.h
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@ -214,7 +214,7 @@ typedef struct mxs_filter_object
* is changed these values must be updated in line with the rules in the
* file modinfo.h.
*/
#define MXS_FILTER_VERSION {3, 0, 0}
#define MXS_FILTER_VERSION {4, 0, 0}
/**
* MXS_FILTER_DEF represents a filter definition from the configuration file.

9
include/maxscale/session.h
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@ -118,11 +118,15 @@ typedef struct
struct mxs_filter;
struct mxs_filter_session;
// These are more convenient types
typedef int32_t (*DOWNSTREAMFUNC)(struct mxs_filter *instance, struct mxs_filter_session *session, GWBUF *response);
typedef int32_t (*UPSTREAMFUNC)(struct mxs_filter *instance, struct mxs_filter_session *session, GWBUF *response);
typedef struct mxs_downstream
{
struct mxs_filter *instance;
struct mxs_filter_session *session;
int32_t (*routeQuery)(struct mxs_filter *instance, struct mxs_filter_session *session, GWBUF *request);
DOWNSTREAMFUNC routeQuery;
} MXS_DOWNSTREAM;
/**
@ -133,8 +137,7 @@ typedef struct mxs_upstream
{
struct mxs_filter *instance;
struct mxs_filter_session *session;
int32_t (*clientReply)(struct mxs_filter *instance, struct mxs_filter_session *session, GWBUF *response);
int32_t (*error)(void *instance, void *session, void *);
UPSTREAMFUNC clientReply;
} MXS_UPSTREAM;
/**

2
server/core/session.cc
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@ -1279,14 +1279,12 @@ static void session_deliver_response(MXS_SESSION* session)
session->response.up.instance = NULL;
session->response.up.session = NULL;
session->response.up.clientReply = NULL;
session->response.up.error = NULL;
session->response.buffer = NULL;
}
ss_dassert(!session->response.up.instance);
ss_dassert(!session->response.up.session);
ss_dassert(!session->response.up.clientReply);
ss_dassert(!session->response.up.error);
ss_dassert(!session->response.buffer);
}

1
server/modules/filter/test/mock_client.cc
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@ -74,7 +74,6 @@ void Client::set_as_upstream_on(FilterModule::Session& filter_session)
upstream.instance = &m_instance;
upstream.session = this;
upstream.clientReply = &Client::clientReply;
upstream.error = NULL;
filter_session.setUpstream(&upstream);
}