start copying kernel bits

git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@4315 a0bf4364-ded3-4de4-8d8a-66a801d63aff

1 files changed, 47 insertions, 0 deletions

diff --git a/drivers/dahdi/hpec/hpec.h b/drivers/dahdi/hpec/hpec.h
new file mode 100644
index 0000000..7e90f12
--- /dev/null
+++ b/drivers/dahdi/hpec/hpec.h
@@ -0,0 +1,47 @@
+/*
+ * Zapata Telephony Interface to Digium High-Performance Echo Canceller
+ *
+ * Copyright (C) 2006 Digium, Inc.
+ *
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 
+ */
+
+#if !defined(_HPEC_H)
+#define _HPEC_H
+
+struct echo_can_state;
+
+void __attribute__((regparm(0))) hpec_init(int __attribute__((regparm(0))) __attribute__((format (printf, 1, 2))) (*logger)(const char *format, ...),
+					   unsigned int debug,
+					   unsigned int chunk_size,
+					   void * (*memalloc)(size_t len),
+					   void (*memfree)(void *ptr));
+
+void __attribute__((regparm(0))) hpec_shutdown(void);
+
+int __attribute__((regparm(0))) hpec_license_challenge(struct hpec_challenge *challenge);
+
+int __attribute__((regparm(0))) hpec_license_check(struct hpec_license *license);
+
+struct echo_can_state __attribute__((regparm(0))) *hpec_channel_alloc(unsigned int len);
+
+void __attribute__((regparm(0))) hpec_channel_free(struct echo_can_state *channel);
+
+void __attribute__((regparm(0))) hpec_channel_update(struct echo_can_state *channel, short *iref, short *isig);
+
+#endif /* !defined(_HPEC_H) */
+