9e303ef71c
Both client and server are supported on native builds (as usual). SSL server is still not supported, but will soon be possible with this new library. The API stays the same, we just need to work out potential issues due to this big library switch.
118 lines
3.0 KiB
C
118 lines
3.0 KiB
C
/*
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* Wslay - The WebSocket Library
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*
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* Copyright (c) 2011, 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 "wslay_queue.h"
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#include <string.h>
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#include <assert.h>
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struct wslay_queue* wslay_queue_new(void)
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{
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struct wslay_queue *queue = (struct wslay_queue*)malloc
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(sizeof(struct wslay_queue));
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if(!queue) {
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return NULL;
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}
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queue->top = queue->tail = NULL;
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return queue;
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}
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void wslay_queue_free(struct wslay_queue *queue)
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{
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if(!queue) {
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return;
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} else {
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struct wslay_queue_cell *p = queue->top;
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while(p) {
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struct wslay_queue_cell *next = p->next;
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free(p);
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p = next;
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}
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free(queue);
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}
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}
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int wslay_queue_push(struct wslay_queue *queue, void *data)
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{
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struct wslay_queue_cell *new_cell = (struct wslay_queue_cell*)malloc
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(sizeof(struct wslay_queue_cell));
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if(!new_cell) {
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return WSLAY_ERR_NOMEM;
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}
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new_cell->data = data;
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new_cell->next = NULL;
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if(queue->tail) {
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queue->tail->next = new_cell;
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queue->tail = new_cell;
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} else {
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queue->top = queue->tail = new_cell;
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}
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return 0;
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}
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int wslay_queue_push_front(struct wslay_queue *queue, void *data)
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{
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struct wslay_queue_cell *new_cell = (struct wslay_queue_cell*)malloc
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(sizeof(struct wslay_queue_cell));
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if(!new_cell) {
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return WSLAY_ERR_NOMEM;
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}
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new_cell->data = data;
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new_cell->next = queue->top;
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queue->top = new_cell;
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if(!queue->tail) {
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queue->tail = queue->top;
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}
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return 0;
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}
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void wslay_queue_pop(struct wslay_queue *queue)
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{
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struct wslay_queue_cell *top = queue->top;
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assert(top);
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queue->top = top->next;
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if(top == queue->tail) {
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queue->tail = NULL;
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}
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free(top);
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}
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void* wslay_queue_top(struct wslay_queue *queue)
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{
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assert(queue->top);
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return queue->top->data;
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}
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void* wslay_queue_tail(struct wslay_queue *queue)
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{
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assert(queue->tail);
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return queue->tail->data;
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}
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int wslay_queue_empty(struct wslay_queue *queue)
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{
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return queue->top == NULL;
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}
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