Remove buffer and queue.
This commit is contained in:
Michael Jumper
parent
3d2427d441
commit
0870eaa32c
@ -42,19 +42,15 @@ AM_CFLAGS = -Werror -Wall -pedantic -Iinclude @LIBGUAC_INCLUDE@
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lib_LTLIBRARIES = libguac-client-vnc.la
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libguac_client_vnc_la_SOURCES = \
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buffer.c \
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client.c \
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convert.c \
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guac_handlers.c \
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queue.c \
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vnc_handlers.c
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noinst_HEADERS = \
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buffer.h \
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client.h \
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convert.h \
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guac_handlers.h \
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queue.h \
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vnc_handlers.h
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# Optional PulseAudio support
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@ -1,86 +0,0 @@
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is buffer.
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*
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* The Initial Developers of the Original Code are
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* Craig Hokanson <craig.hokanson@sv.cmu.edu>
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* Sion Chaudhuri <sion.chaudhuri@sv.cmu.edu>
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* Gio Perez <gio.perez@sv.cmu.edu>
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*
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* Portions created by the Initial Developer are Copyright (C) 2013
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* the Initial Developers. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <stdlib.h>
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#include <string.h>
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#include "buffer.h"
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#include "queue.h"
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void buffer_init(buffer* buf, int size_of_buffer, int size_of_data) {
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queue_init(&(buf->data_queue), size_of_buffer, size_of_data);
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}
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void buffer_free(buffer* buf) {
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queue_free(&(buf->data_queue));
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}
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void buffer_close(buffer* buf) {
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pthread_cond_signal(&(buf->cond));
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}
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void buffer_insert(buffer* buf, void* data) {
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pthread_mutex_lock(&(buf->update_lock));
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queue_enqueue(&(buf->data_queue), data);
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pthread_mutex_unlock(&(buf->update_lock));
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pthread_cond_signal(&(buf->cond));
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}
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void buffer_remove(buffer* buf, void* data) {
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pthread_mutex_lock(&(buf->update_lock));
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if((buf->data_queue).num_elements <= 0)
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pthread_cond_wait(&(buf->cond), &(buf->update_lock));
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/* If the thread was signaled during a close,
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the queue might still be empty */
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if((buf->data_queue).num_elements > 0)
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queue_dequeue(&(buf->data_queue), data);
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pthread_mutex_unlock(&(buf->update_lock));
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}
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@ -1,64 +0,0 @@
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is buffer.
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*
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* The Initial Developers of the Original Code are
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* Craig Hokanson <craig.hokanson@sv.cmu.edu>
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* Sion Chaudhuri <sion.chaudhuri@sv.cmu.edu>
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* Gio Perez <gio.perez@sv.cmu.edu>
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*
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* Portions created by the Initial Developer are Copyright (C) 2013
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* the Initial Developers. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef __GUAC_VNC_BUFFER_H
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#define __GUAC_VNC_BUFFER_H
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#include <pthread.h>
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#include <guacamole/client.h>
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#include "queue.h"
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typedef struct {
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queue data_queue;
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pthread_mutex_t update_lock;
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pthread_cond_t cond;
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} buffer;
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void buffer_init(buffer* buf, int size_of_buffer, int size_of_data);
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void buffer_free(buffer* buf);
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void buffer_close(buffer* buf);
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void buffer_insert(buffer* buf, void* data);
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void buffer_remove(buffer* buf, void* data);
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#endif
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@ -1,99 +0,0 @@
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is buffer.
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*
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* The Initial Developers of the Original Code are
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* Sion Chaudhuri <sion.chaudhuri@sv.cmu.edu>
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* Craig Hokanson <craig.hokanson@sv.cmu.edu>
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*
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* Portions created by the Initial Developer are Copyright (C) 2013
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* the Initial Developers. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <stdlib.h>
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#include <string.h>
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#include "queue.h"
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void queue_init(queue* q, int queue_size, int element_size) {
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int i;
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q->queue_size = queue_size;
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q->element_size = element_size;
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q->head = 0;
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q->tail = 0;
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q->num_elements = 0;
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q->elements = malloc(sizeof(void *) * queue_size);
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for(i = 0; i < queue_size; i++) {
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q->elements[i] = malloc(element_size);
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}
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}
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void queue_free(queue* q) {
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int i;
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for(i = 0; i < q->queue_size; i++) {
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free(q->elements[i]);
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}
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free(q->elements);
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}
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int queue_enqueue(queue* q, void* data) {
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int capacity = q->queue_size - q->num_elements;
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if (capacity <= 0)
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return -1;
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q->tail = (q->tail + 1) % q->queue_size;
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memcpy(q->elements[q->tail], data, q->element_size);
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q->num_elements = q->num_elements + 1;
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return 0;
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}
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int queue_dequeue(queue* q, void* data) {
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if (q->num_elements <= 0)
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return -1;
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memcpy(data, q->elements[q->head], q->element_size);
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q->head = (q->head + 1) % q->queue_size;
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q->num_elements = q->num_elements - 1;
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return 0;
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}
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@ -1,60 +0,0 @@
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is queue.
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*
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* The Initial Developers of the Original Code are
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* Sion Chaudhuri <sion.chaudhuri@sv.cmu.edu>
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* Craig Hokanson <craig.hokanson@sv.cmu.edu>
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*
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* Portions created by the Initial Developer are Copyright (C) 2013
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* the Initial Developers. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
|
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef __GUAC_VNC_QUEUE_H
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#define __GUAC_VNC_QUEUE_H
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typedef struct {
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void** elements;
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int queue_size;
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int element_size;
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int num_elements;
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int head;
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int tail;
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} queue;
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void queue_init(queue* q, int queue_size, int element_size);
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void queue_free(queue* q);
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int queue_enqueue(queue* q, void* data);
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int queue_dequeue(queue* q, void* data);
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#endif
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