1 files changed, 127 insertions, 0 deletions
diff --git a/trunk/include/asterisk/udptl.h b/trunk/include/asterisk/udptl.h
new file mode 100644
index 000000000..74fcf357d
--- /dev/null
+++ b/trunk/include/asterisk/udptl.h
@@ -0,0 +1,127 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * UDPTL support for T.38
+ * 
+ * Copyright (C) 2005, Steve Underwood, partly based on RTP code which is
+ * Copyright (C) 1999-2004, Digium, Inc.
+ *
+ * Steve Underwood <steveu@coppice.org>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ *
+ * A license has been granted to Digium (via disclaimer) for the use of
+ * this code.
+ */
+
+/*! \file
+ * \brief UDPTL support for T.38
+ * \author Steve Underwood <steveu@coppice.org>
+ * \ref udptl.c
+ * \todo add doxygen documentation to this file!
+ */
+
+
+#ifndef _ASTERISK_UDPTL_H
+#define _ASTERISK_UDPTL_H
+
+#include "asterisk/network.h"
+#include "asterisk/frame.h"
+#include "asterisk/io.h"
+#include "asterisk/sched.h"
+#include "asterisk/channel.h"
+
+
+enum {
+    UDPTL_ERROR_CORRECTION_NONE,
+    UDPTL_ERROR_CORRECTION_FEC,
+    UDPTL_ERROR_CORRECTION_REDUNDANCY
+};
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+struct ast_udptl_protocol {
+	/*! \brief Get UDPTL struct, or NULL if unwilling to transfer */
+	struct ast_udptl *(*get_udptl_info)(struct ast_channel *chan);
+	/*! \brief Set UDPTL peer */
+	int (* const set_udptl_peer)(struct ast_channel *chan, struct ast_udptl *peer);
+	const char * const type;
+	AST_RWLIST_ENTRY(ast_udptl_protocol) list;
+};
+
+struct ast_udptl;
+
+typedef int (*ast_udptl_callback)(struct ast_udptl *udptl, struct ast_frame *f, void *data);
+
+struct ast_udptl *ast_udptl_new(struct sched_context *sched, struct io_context *io, int callbackmode);
+
+struct ast_udptl *ast_udptl_new_with_bindaddr(struct sched_context *sched, struct io_context *io, int callbackmode, struct in_addr in);
+
+void ast_udptl_set_peer(struct ast_udptl *udptl, struct sockaddr_in *them);
+
+void ast_udptl_get_peer(struct ast_udptl *udptl, struct sockaddr_in *them);
+
+void ast_udptl_get_us(struct ast_udptl *udptl, struct sockaddr_in *us);
+
+void ast_udptl_destroy(struct ast_udptl *udptl);
+
+void ast_udptl_reset(struct ast_udptl *udptl);
+
+void ast_udptl_set_callback(struct ast_udptl *udptl, ast_udptl_callback callback);
+
+void ast_udptl_set_data(struct ast_udptl *udptl, void *data);
+
+int ast_udptl_write(struct ast_udptl *udptl, struct ast_frame *f);
+
+struct ast_frame *ast_udptl_read(struct ast_udptl *udptl);
+
+int ast_udptl_fd(struct ast_udptl *udptl);
+
+int ast_udptl_setqos(struct ast_udptl *udptl, int tos, int cos);
+
+void ast_udptl_set_m_type(struct ast_udptl* udptl, int pt);
+
+void ast_udptl_set_udptlmap_type(struct ast_udptl* udptl, int pt,
+			 char* mimeType, char* mimeSubtype);
+
+int ast_udptl_lookup_code(struct ast_udptl* udptl, int isAstFormat, int code);
+
+void ast_udptl_offered_from_local(struct ast_udptl* udptl, int local);
+
+int ast_udptl_get_error_correction_scheme(struct ast_udptl* udptl);
+
+void ast_udptl_set_error_correction_scheme(struct ast_udptl* udptl, int ec);
+
+int ast_udptl_get_local_max_datagram(struct ast_udptl* udptl);
+
+void ast_udptl_set_local_max_datagram(struct ast_udptl* udptl, int max_datagram);
+
+int ast_udptl_get_far_max_datagram(struct ast_udptl* udptl);
+
+void ast_udptl_set_far_max_datagram(struct ast_udptl* udptl, int max_datagram);
+
+void ast_udptl_get_current_formats(struct ast_udptl* udptl,
+			     int* astFormats, int* nonAstFormats);
+
+void ast_udptl_setnat(struct ast_udptl *udptl, int nat);
+
+int ast_udptl_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags, struct ast_frame **fo, struct ast_channel **rc);
+
+int ast_udptl_proto_register(struct ast_udptl_protocol *proto);
+
+void ast_udptl_proto_unregister(struct ast_udptl_protocol *proto);
+
+void ast_udptl_stop(struct ast_udptl *udptl);
+
+void ast_udptl_init(void);
+
+void ast_udptl_reload(void);
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}
+#endif
+
+#endif