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-rw-r--r--src/polypcore/packet.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/polypcore/packet.c b/src/polypcore/packet.c
new file mode 100644
index 00000000..b3a2e074
--- /dev/null
+++ b/src/polypcore/packet.c
@@ -0,0 +1,69 @@
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with polypaudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <assert.h>
+#include <stdlib.h>
+
+#include "packet.h"
+#include "xmalloc.h"
+
+pa_packet* pa_packet_new(size_t length) {
+ pa_packet *p;
+ assert(length);
+ p = pa_xmalloc(sizeof(pa_packet)+length);
+ p->ref = 1;
+ p->length = length;
+ p->data = (uint8_t*) (p+1);
+ p->type = PA_PACKET_APPENDED;
+ return p;
+}
+
+pa_packet* pa_packet_new_dynamic(uint8_t* data, size_t length) {
+ pa_packet *p;
+ assert(data && length);
+ p = pa_xmalloc(sizeof(pa_packet));
+ p->ref = 1;
+ p->length = length;
+ p->data = data;
+ p->type = PA_PACKET_DYNAMIC;
+ return p;
+}
+
+pa_packet* pa_packet_ref(pa_packet *p) {
+ assert(p && p->ref >= 1);
+ p->ref++;
+ return p;
+}
+
+void pa_packet_unref(pa_packet *p) {
+ assert(p && p->ref >= 1);
+ p->ref--;
+
+ if (p->ref == 0) {
+ if (p->type == PA_PACKET_DYNAMIC)
+ pa_xfree(p->data);
+ pa_xfree(p);
+ }
+}