[ifxmips]

* adds a rewrite of the tapi drivers + sip app. this is the result of lars' gsoc 2010 project, Thanks !


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23840 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 179 insertions, 0 deletions

diff --git a/package/tapi_sip/src/tapi_sip.c b/package/tapi_sip/src/tapi_sip.c
new file mode 100644
index 000000000..518c63c3d
--- /dev/null
+++ b/package/tapi_sip/src/tapi_sip.c
@@ -0,0 +1,179 @@
+
+#include <stdbool.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <poll.h>
+#include <string.h>
+
+#include <linux/input.h>
+#include "dialdetector.h"
+
+#include <tapi-ioctl.h>
+
+#include <tapi-device.h>
+#include <tapi-port.h>
+
+#include "contact.h"
+#include "session.h"
+#include "sip_client.h"
+#include "sip_agent.h"
+#include "tapi_agent.h"
+
+static struct tapi_device dev;
+static struct tapi_agent *ports;
+
+static struct sip_client sip_client;
+
+static void release_session(struct session *session)
+{
+	free(session);
+}
+
+static void dial(struct tapi_agent *caller, struct agent *callee)
+{
+	struct session *session;
+
+	session = session_alloc(&dev, &caller->agent, callee, release_session);
+
+	if (!session)
+		return;
+
+	caller->session = session;
+}
+
+static void tel_dial(struct tapi_agent *caller, const char *number)
+{
+	int callee;
+
+	callee = atoi(number) - 1;
+
+	if (callee < 0 || callee > 1)
+		return;
+	dial(caller, &ports[callee].agent);
+}
+
+static void sip_dial(struct tapi_agent *caller, const char *identifier)
+{
+	struct sip_agent *callee;
+
+	callee = sip_client_alloc_agent(&sip_client, identifier);
+	if (!callee)
+		return;
+
+	dial(caller, &callee->agent);
+}
+
+static void dial_callback(struct tapi_port *port, size_t num_digits, const unsigned char *digits)
+{
+	struct tapi_agent *tagent = port_to_tapi_agent(port);
+	char number[100];
+	struct contact *contact;
+	size_t i;
+
+	if (tagent->state != TAPI_AGENT_STATE_IDLE)
+		return;
+
+	for (i = 0; i < num_digits; ++i) {
+		if (digits[0] > 9)
+			break;
+		number[i] = digits[i] + '0';
+	}
+	number[i] = '\0';
+
+	printf("dial callback: %s\n", number);
+
+	contact = contact_get(number);
+
+	if (!contact)
+		return;
+
+	if (strncmp("tel:", contact->identifier, 4) == 0) {
+		tel_dial(tagent, contact->identifier + 4);
+	} else if (strncmp("sip:", contact->identifier, 4) == 0) {
+		sip_dial(tagent, contact->identifier);
+	}
+	tagent->state = TAPI_AGENT_STATE_ACTIVE;
+}
+
+static int incoming_sip_call(struct sip_client *client,
+	struct sip_agent *caller)
+{
+	struct tapi_agent *callee = NULL;;
+	struct session *session;
+	int i;
+
+	for (i = 0; i < 2; ++i) {
+		if (ports[i].state == TAPI_AGENT_STATE_IDLE) {
+			callee = &ports[i];
+			break;
+		}
+	}
+
+	if (callee == NULL)
+		return -1;
+
+	session = session_alloc(&dev, &caller->agent, &callee->agent,
+		release_session);
+	caller->session = session;
+
+	return 0;
+}
+
+int main(int argc, char *argv[])
+{
+	struct dialdetector *dd, *dd2;
+	struct account *account;
+	struct sip_client_config config;
+	const char *interface = "eth0";
+	int ret;
+	int i;
+
+	if (argc > 1)
+		interface = argv[1];
+
+	pj_init();
+    pjlib_util_init();
+
+	contacts_init();
+
+	account = get_account();
+	if (!account) {
+		printf("No account\n");
+		return 1;
+	}
+
+	ret = tapi_device_open(0, &dev);
+	if (ret) {
+		printf("Failed to open tapi device: %d\n", ret);
+		return 1;
+	}
+
+	ports = calloc(dev.num_ports, sizeof(*ports));
+	for (i = 0; i < dev.num_ports; ++i)
+		tapi_agent_init(&dev, i, &ports[i]);
+
+	dd = dialdetector_alloc(&ports[0].port);
+	dd->dial_callback = dial_callback;
+	dd2 = dialdetector_alloc(&ports[1].port);
+	dd2->dial_callback = dial_callback;
+
+	config.iface = interface;
+	config.host = account->realm;
+	config.port = account->sip_port;
+	config.username = account->username;
+	config.password = account->password;
+
+	config.stun_host = account->stun_host;
+	config.stun_port = account->stun_port;
+
+	sip_client_init(&sip_client, &dev, &config);
+
+	sip_client.incoming_call_cb = incoming_sip_call;
+
+	tapi_mainloop();
+
+	return 0;
+}