http2: Fix PUSH_PROMISE headers being treated as trailers

Discussed in https://github.com/bagder/curl/pull/564
This commit is contained in:
Tatsuhiro Tsujikawa 2016-01-08 03:04:19 -05:00 committed by Jay Satiro
parent d9b4d1ce20
commit 984d1e9e23

View File

@ -771,23 +771,6 @@ static int on_header(nghttp2_session *session, const nghttp2_frame *frame,
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
if(stream->bodystarted) {
/* This is trailer fields. */
/* 3 is for ":" and "\r\n". */
uint32_t n = (uint32_t)(namelen + valuelen + 3);
DEBUGF(infof(data_s, "h2 trailer: %.*s: %.*s\n", namelen, name, valuelen,
value));
Curl_add_buffer(stream->trailer_recvbuf, &n, sizeof(n));
Curl_add_buffer(stream->trailer_recvbuf, name, namelen);
Curl_add_buffer(stream->trailer_recvbuf, ":", 1);
Curl_add_buffer(stream->trailer_recvbuf, value, valuelen);
Curl_add_buffer(stream->trailer_recvbuf, "\r\n\0", 3);
return 0;
}
/* Store received PUSH_PROMISE headers to be used when the subsequent
PUSH_PROMISE callback comes */
if(frame->hd.type == NGHTTP2_PUSH_PROMISE) {
@ -818,6 +801,23 @@ static int on_header(nghttp2_session *session, const nghttp2_frame *frame,
return 0;
}
if(stream->bodystarted) {
/* This is trailer fields. */
/* 3 is for ":" and "\r\n". */
uint32_t n = (uint32_t)(namelen + valuelen + 3);
DEBUGF(infof(data_s, "h2 trailer: %.*s: %.*s\n", namelen, name, valuelen,
value));
Curl_add_buffer(stream->trailer_recvbuf, &n, sizeof(n));
Curl_add_buffer(stream->trailer_recvbuf, name, namelen);
Curl_add_buffer(stream->trailer_recvbuf, ":", 1);
Curl_add_buffer(stream->trailer_recvbuf, value, valuelen);
Curl_add_buffer(stream->trailer_recvbuf, "\r\n\0", 3);
return 0;
}
if(namelen == sizeof(":status") - 1 &&
memcmp(":status", name, namelen) == 0) {
/* nghttp2 guarantees :status is received first and only once, and