From cbffc8d64707828b045b679e8db0269ae362ffcf Mon Sep 17 00:00:00 2001
From: laforge <laforge@99fdad57-331a-0410-800a-d7fa5415bdb3>
Date: Mon, 23 Oct 2006 20:28:37 +0000
Subject: more gsmd/libgsm implementation

git-svn-id: http://svn.openmoko.org/trunk/src/target/gsm@114 99fdad57-331a-0410-800a-d7fa5415bdb3
---
 src/libgsmd/libgsmd_event.c | 57 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 src/libgsmd/libgsmd_event.c

(limited to 'src/libgsmd/libgsmd_event.c')

diff --git a/src/libgsmd/libgsmd_event.c b/src/libgsmd/libgsmd_event.c
new file mode 100644
index 0000000..6e19eff
--- /dev/null
+++ b/src/libgsmd/libgsmd_event.c
@@ -0,0 +1,57 @@
+/* libgsmd event demultiplexer handler */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <libgsmd/voicecall.h>
+#include <libgsmd/event.h>
+
+#include <gsmd/usock.h>
+#include <gsmd/event.h>
+
+#include "lgsm_internals.h"
+
+static lgsm_evt_handler *evt_handlers[__NUM_GSMD_EVT];
+
+int lgsm_evt_handler_register(struct lgsm_handle *lh, int evt_type,
+			      lgsm_evt_handler *handler)
+{
+	if (evt_type >= __NUM_GSMD_EVT)
+		return -EINVAL;
+
+	evt_handlers[evt_type] = handler;
+
+	return 0;
+}
+
+void lgsm_evt_handler_unregister(struct lgsm_handle *lh, int evt_type)
+{
+	if (evt_type < __NUM_GSMD_EVT)
+		evt_handlers[evt_type] = NULL;
+}
+
+
+static int evt_demux_msghandler(struct lgsm_handle *lh, struct gsmd_msg_hdr *gmh)
+{
+	struct gsmd_evt_auxdata *aux = gmh->data;
+
+	if (gmh->len < sizeof(*aux))
+		return -EIO;
+	
+	if (gmh->msg_type != GSMD_MSG_EVENT || 
+	    gmh->msg_subtype >= __NUM_GSMD_EVT)
+		return -EINVAL;
+
+	return evt_handlers[gmh->msg_subtype](lh, gmh->msg_subtype, aux);
+}
+
+int lgsm_evt_init(struct lgsm_handle *lh)
+{
+	return lgsm_register_handler(lh, GSMD_MSG_EVENT, &evt_demux_msghandler);
+}
+
+void lgsm_evt_exit(struct lgsm_handle *lh)
+{
+	lgsm_unregister_handler(lh, GSMD_MSG_EVENT);
+}
-- 
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