mirror of
https://github.com/moparisthebest/spdylay
synced 2024-11-15 22:15:14 -05:00
82e20192d8
Now remote and local settings are stored separately. The initial window size is included in SETTINGS frame, all active stream's window sizes are now updated. Removed the initial_window_size member from spdylay_stream because it is the same as remote_settings's initial window size.
101 lines
3.5 KiB
C
101 lines
3.5 KiB
C
/*
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* Spdylay - SPDY Library
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*
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* Copyright (c) 2012 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "spdylay_stream.h"
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#include <assert.h>
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void spdylay_stream_init(spdylay_stream *stream, int32_t stream_id,
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uint8_t flags, uint8_t pri,
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spdylay_stream_state initial_state,
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int32_t initial_window_size,
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void *stream_user_data)
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{
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stream->stream_id = stream_id;
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stream->flags = flags;
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stream->pri = pri;
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stream->state = initial_state;
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stream->shut_flags = SPDYLAY_SHUT_NONE;
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stream->pushed_streams = NULL;
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stream->pushed_streams_length = 0;
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stream->pushed_streams_capacity = 0;
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stream->stream_user_data = stream_user_data;
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stream->deferred_data = NULL;
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stream->deferred_flags = SPDYLAY_DEFERRED_NONE;
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stream->window_size = initial_window_size;
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stream->recv_window_size = 0;
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}
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void spdylay_stream_free(spdylay_stream *stream)
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{
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free(stream->pushed_streams);
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spdylay_outbound_item_free(stream->deferred_data);
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free(stream->deferred_data);
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}
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void spdylay_stream_shutdown(spdylay_stream *stream, spdylay_shut_flag flag)
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{
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stream->shut_flags |= flag;
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}
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int spdylay_stream_add_pushed_stream(spdylay_stream *stream, int32_t stream_id)
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{
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if(stream->pushed_streams_capacity == stream->pushed_streams_length) {
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int32_t *streams;
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size_t capacity = stream->pushed_streams_capacity == 0 ?
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5 : stream->pushed_streams_capacity*2;
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streams = realloc(stream->pushed_streams, capacity*sizeof(uint32_t));
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if(streams == NULL) {
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return SPDYLAY_ERR_NOMEM;
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}
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stream->pushed_streams = streams;
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stream->pushed_streams_capacity = capacity;
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}
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stream->pushed_streams[stream->pushed_streams_length++] = stream_id;
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return 0;
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}
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void spdylay_stream_defer_data(spdylay_stream *stream,
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spdylay_outbound_item *data,
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uint8_t flags)
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{
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assert(stream->deferred_data == NULL);
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stream->deferred_data = data;
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stream->deferred_flags = flags;
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}
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void spdylay_stream_detach_deferred_data(spdylay_stream *stream)
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{
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stream->deferred_data = NULL;
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stream->deferred_flags = SPDYLAY_DEFERRED_NONE;
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}
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void spdylay_stream_update_initial_window_size(spdylay_stream *stream,
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int32_t new_initial_window_size,
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int32_t old_initial_window_size)
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{
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stream->window_size =
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new_initial_window_size-(old_initial_window_size-stream->window_size);
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}
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