static int submit_response(h2_session *session, h2_response *response)
{
nghttp2_data_provider provider;
int rv;
memset(&provider, 0, sizeof(provider));
provider.source.fd = response->stream_id;
provider.read_callback = stream_data_cb;
ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, session->c,
"h2_stream(%ld-%d): submitting response %s",
session->id, response->stream_id, response->status);
rv = nghttp2_submit_response(session->ngh2, response->stream_id,
response->ngheader->nv,
response->ngheader->nvlen, &provider);
if (rv != 0) {
ap_log_cerror(APLOG_MARK, APLOG_ERR, 0, session->c,
APLOGNO(02939) "h2_stream(%ld-%d): submit_response: %s",
session->id, response->stream_id, nghttp2_strerror(rv));
}
else {
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, session->c,
"h2_stream(%ld-%d): submitted response %s, rv=%d",
session->id, response->stream_id,
response->status, rv);
}
return rv;
}
static int send_response(nghttp2_session *session, int32_t stream_id,
nghttp2_nv *nva, size_t nvlen, int fd) {
int rv;
nghttp2_data_provider data_prd;
data_prd.source.fd = fd;
data_prd.read_callback = file_read_callback;
rv = nghttp2_submit_response(session, stream_id, nva, nvlen, &data_prd);
if (rv != 0) {
warnx("Fatal error: %s", nghttp2_strerror(rv));
return -1;
}
return 0;
}
/* Start submitting the response to a stream request. This is possible
* once we have all the response headers. The response body will be
* read by the session using the callback we supply.
*/
apr_status_t h2_session_handle_response(h2_session *session,
h2_stream *stream, h2_response *head)
{
assert(session);
apr_status_t status = APR_SUCCESS;
int rv = 0;
if (head->http_status) {
ap_log_cerror(APLOG_MARK, APLOG_TRACE1, 0, session->c,
"h2_stream(%ld-%d): submitting response %s with %d headers",
session->id, stream->id, head->http_status,
(int)head->nvlen);
assert(head->nvlen);
nghttp2_data_provider provider = {
stream->id, stream_data_cb
};
rv = nghttp2_submit_response(session->ngh2, stream->id,
&head->nv, head->nvlen, &provider);
if (rv != 0) {
ap_log_cerror(APLOG_MARK, APLOG_ERR, status, session->c,
"h2_stream(%ld-%d): submit_response: %s",
session->id, stream->id, nghttp2_strerror(rv));
}
else {
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, session->c,
"h2_stream(%ld-%d): submitted response %s with %d "
"headers, rv=%d",
session->id, stream->id, head->http_status,
(int)head->nvlen, rv);
}
}
else {
rv = nghttp2_submit_rst_stream(session->ngh2, 0,
stream->id, NGHTTP2_ERR_INVALID_STATE);
}
if (nghttp2_is_fatal(rv)) {
status = APR_EGENERAL;
h2_session_abort_int(session, rv);
ap_log_cerror(APLOG_MARK, APLOG_ERR, status, session->c,
"submit_response: %s",
nghttp2_strerror(rv));
}
return status;
}
