1 files changed, 29 insertions, 0 deletions
diff --git a/src/packet.c b/src/packet.c
new file mode 100644
index 00000000..086e4b2a
--- /dev/null
+++ b/src/packet.c
@@ -0,0 +1,29 @@
+#include <assert.h>
+#include <stdlib.h>
+
+#include "packet.h"
+
+struct packet* packet_new(uint32_t length) {
+    struct packet *p;
+    assert(length);
+    p = malloc(sizeof(struct packet)+length);
+    assert(p);
+
+    p->ref = 1;
+    p->length = length;
+    return p;
+}
+
+struct packet* packet_ref(struct packet *p) {
+    assert(p && p->ref >= 1);
+    p->ref++;
+    return p;
+}
+
+void packet_unref(struct packet *p) {
+    assert(p && p->ref >= 1);
+    p->ref--;
+
+    if (p->ref == 0)
+        free(p);
+}