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authorVolker Lendecke <vl@samba.org>2009-02-22 21:55:03 +0100
committerVolker Lendecke <vl@samba.org>2009-02-24 20:40:47 +0100
commitae1a0b553414dafbe7a0aa38581a352b202e1411 (patch)
tree85dac285eff1b06070a88945ba6744d4952a493b /source3
parent53b059fc52c0908d4f8cbc98510b10d96850dcc6 (diff)
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Use async writev for wb_resp_write
Diffstat (limited to 'source3')
-rw-r--r--source3/lib/wb_reqtrans.c76
1 files changed, 23 insertions, 53 deletions
diff --git a/source3/lib/wb_reqtrans.c b/source3/lib/wb_reqtrans.c
index 1c2d09318d..1be7239092 100644
--- a/source3/lib/wb_reqtrans.c
+++ b/source3/lib/wb_reqtrans.c
@@ -451,91 +451,61 @@ wbcErr wb_resp_read_recv(struct async_req *req, TALLOC_CTX *mem_ctx,
}
struct resp_write_state {
- struct winbindd_response *wb_resp;
- struct tevent_context *ev;
- int fd;
+ struct iovec iov[2];
};
-static void wb_resp_write_main(struct async_req *subreq);
-static void wb_resp_write_extra(struct async_req *subreq);
+static void wb_resp_write_done(struct tevent_req *subreq);
struct async_req *wb_resp_write_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev, int fd,
struct winbindd_response *wb_resp)
{
- struct async_req *result, *subreq;
+ struct async_req *result;
+ struct tevent_req *subreq;
struct resp_write_state *state;
+ int count = 1;
if (!async_req_setup(mem_ctx, &result, &state,
struct resp_write_state)) {
return NULL;
}
- state->fd = fd;
- state->ev = ev;
- state->wb_resp = wb_resp;
- subreq = sendall_send(state, state->ev, state->fd, state->wb_resp,
- sizeof(struct winbindd_response), 0);
- if (subreq == NULL) {
- goto nomem;
+ state->iov[0].iov_base = wb_resp;
+ state->iov[0].iov_len = sizeof(struct winbindd_response);
+
+ if (wb_resp->length > sizeof(struct winbindd_response)) {
+ state->iov[1].iov_base = wb_resp->extra_data.data;
+ state->iov[1].iov_len =
+ wb_resp->length - sizeof(struct winbindd_response);
+ count = 2;
}
- subreq->async.fn = wb_resp_write_main;
- subreq->async.priv = result;
+ subreq = writev_send(state, ev, fd, state->iov, count);
+ if (subreq == NULL) {
+ goto fail;
+ }
+ subreq->async.fn = wb_resp_write_done;
+ subreq->async.private_data = result;
return result;
- nomem:
+ fail:
TALLOC_FREE(result);
return NULL;
}
-static void wb_resp_write_main(struct async_req *subreq)
+static void wb_resp_write_done(struct tevent_req *subreq)
{
struct async_req *req = talloc_get_type_abort(
- subreq->async.priv, struct async_req);
- struct resp_write_state *state = talloc_get_type_abort(
- req->private_data, struct resp_write_state);
+ subreq->async.private_data, struct async_req);
int err;
ssize_t ret;
- ret = sendall_recv(subreq, &err);
+ ret = writev_recv(subreq, &err);
TALLOC_FREE(subreq);
if (ret < 0) {
async_req_error(req, map_wbc_err_from_errno(err));
return;
}
-
- if (state->wb_resp->length == sizeof(struct winbindd_response)) {
- async_req_done(req);
- return;
- }
-
- subreq = sendall_send(
- state, state->ev, state->fd,
- state->wb_resp->extra_data.data,
- state->wb_resp->length - sizeof(struct winbindd_response), 0);
- if (async_req_nomem(subreq, req)) {
- return;
- }
-
- subreq->async.fn = wb_resp_write_extra;
- subreq->async.priv = req;
-}
-
-static void wb_resp_write_extra(struct async_req *subreq)
-{
- struct async_req *req = talloc_get_type_abort(
- subreq->async.priv, struct async_req);
- int err;
- ssize_t ret;
-
- ret = sendall_recv(subreq, &err);
- TALLOC_FREE(subreq);
- if (err < 0) {
- async_req_error(req, map_wbc_err_from_errno(err));
- return;
- }
-
async_req_done(req);
}