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authorMarcel Holtmann <marcel@holtmann.org>2005-10-28 19:20:36 +0200
committerMarcel Holtmann <marcel@holtmann.org>2005-10-28 19:20:36 +0200
commit408c1ce2716c7a004851c93f9f9dcf3d763bc240 (patch)
tree11e086c44c2f313e27cec46c7ad799b7614b01c9 /net/bluetooth
parent741b2252a5e14d6c60a913c77a6099abe73a854a (diff)
downloadlwn-408c1ce2716c7a004851c93f9f9dcf3d763bc240.tar.gz
lwn-408c1ce2716c7a004851c93f9f9dcf3d763bc240.zip
[Bluetooth] Move CRC table into RFCOMM core
This patch moves rfcomm_crc_table[] into the RFCOMM core, because there is no need to keep it in a separate file. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/rfcomm/Makefile2
-rw-r--r--net/bluetooth/rfcomm/core.c43
-rw-r--r--net/bluetooth/rfcomm/crc.c71
3 files changed, 44 insertions, 72 deletions
diff --git a/net/bluetooth/rfcomm/Makefile b/net/bluetooth/rfcomm/Makefile
index aecec45ec68d..fe07988a3705 100644
--- a/net/bluetooth/rfcomm/Makefile
+++ b/net/bluetooth/rfcomm/Makefile
@@ -4,5 +4,5 @@
obj-$(CONFIG_BT_RFCOMM) += rfcomm.o
-rfcomm-y := core.o sock.o crc.o
+rfcomm-y := core.o sock.o
rfcomm-$(CONFIG_BT_RFCOMM_TTY) += tty.o
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 35adce6482b6..c3d56ead840c 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -133,6 +133,49 @@ static inline void rfcomm_session_put(struct rfcomm_session *s)
/* ---- RFCOMM FCS computation ---- */
+/* reversed, 8-bit, poly=0x07 */
+static unsigned char rfcomm_crc_table[256] = {
+ 0x00, 0x91, 0xe3, 0x72, 0x07, 0x96, 0xe4, 0x75,
+ 0x0e, 0x9f, 0xed, 0x7c, 0x09, 0x98, 0xea, 0x7b,
+ 0x1c, 0x8d, 0xff, 0x6e, 0x1b, 0x8a, 0xf8, 0x69,
+ 0x12, 0x83, 0xf1, 0x60, 0x15, 0x84, 0xf6, 0x67,
+
+ 0x38, 0xa9, 0xdb, 0x4a, 0x3f, 0xae, 0xdc, 0x4d,
+ 0x36, 0xa7, 0xd5, 0x44, 0x31, 0xa0, 0xd2, 0x43,
+ 0x24, 0xb5, 0xc7, 0x56, 0x23, 0xb2, 0xc0, 0x51,
+ 0x2a, 0xbb, 0xc9, 0x58, 0x2d, 0xbc, 0xce, 0x5f,
+
+ 0x70, 0xe1, 0x93, 0x02, 0x77, 0xe6, 0x94, 0x05,
+ 0x7e, 0xef, 0x9d, 0x0c, 0x79, 0xe8, 0x9a, 0x0b,
+ 0x6c, 0xfd, 0x8f, 0x1e, 0x6b, 0xfa, 0x88, 0x19,
+ 0x62, 0xf3, 0x81, 0x10, 0x65, 0xf4, 0x86, 0x17,
+
+ 0x48, 0xd9, 0xab, 0x3a, 0x4f, 0xde, 0xac, 0x3d,
+ 0x46, 0xd7, 0xa5, 0x34, 0x41, 0xd0, 0xa2, 0x33,
+ 0x54, 0xc5, 0xb7, 0x26, 0x53, 0xc2, 0xb0, 0x21,
+ 0x5a, 0xcb, 0xb9, 0x28, 0x5d, 0xcc, 0xbe, 0x2f,
+
+ 0xe0, 0x71, 0x03, 0x92, 0xe7, 0x76, 0x04, 0x95,
+ 0xee, 0x7f, 0x0d, 0x9c, 0xe9, 0x78, 0x0a, 0x9b,
+ 0xfc, 0x6d, 0x1f, 0x8e, 0xfb, 0x6a, 0x18, 0x89,
+ 0xf2, 0x63, 0x11, 0x80, 0xf5, 0x64, 0x16, 0x87,
+
+ 0xd8, 0x49, 0x3b, 0xaa, 0xdf, 0x4e, 0x3c, 0xad,
+ 0xd6, 0x47, 0x35, 0xa4, 0xd1, 0x40, 0x32, 0xa3,
+ 0xc4, 0x55, 0x27, 0xb6, 0xc3, 0x52, 0x20, 0xb1,
+ 0xca, 0x5b, 0x29, 0xb8, 0xcd, 0x5c, 0x2e, 0xbf,
+
+ 0x90, 0x01, 0x73, 0xe2, 0x97, 0x06, 0x74, 0xe5,
+ 0x9e, 0x0f, 0x7d, 0xec, 0x99, 0x08, 0x7a, 0xeb,
+ 0x8c, 0x1d, 0x6f, 0xfe, 0x8b, 0x1a, 0x68, 0xf9,
+ 0x82, 0x13, 0x61, 0xf0, 0x85, 0x14, 0x66, 0xf7,
+
+ 0xa8, 0x39, 0x4b, 0xda, 0xaf, 0x3e, 0x4c, 0xdd,
+ 0xa6, 0x37, 0x45, 0xd4, 0xa1, 0x30, 0x42, 0xd3,
+ 0xb4, 0x25, 0x57, 0xc6, 0xb3, 0x22, 0x50, 0xc1,
+ 0xba, 0x2b, 0x59, 0xc8, 0xbd, 0x2c, 0x5e, 0xcf
+};
+
/* CRC on 2 bytes */
#define __crc(data) (rfcomm_crc_table[rfcomm_crc_table[0xff ^ data[0]] ^ data[1]])
diff --git a/net/bluetooth/rfcomm/crc.c b/net/bluetooth/rfcomm/crc.c
deleted file mode 100644
index 1011bc4a8692..000000000000
--- a/net/bluetooth/rfcomm/crc.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- RFCOMM implementation for Linux Bluetooth stack (BlueZ).
- Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com>
- Copyright (C) 2002 Marcel Holtmann <marcel@holtmann.org>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 as
- published by the Free Software Foundation;
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
- IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
- CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-
- ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
- COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
- SOFTWARE IS DISCLAIMED.
-*/
-
-/*
- * RFCOMM FCS calculation.
- *
- * $Id: crc.c,v 1.2 2002/09/21 09:54:32 holtmann Exp $
- */
-
-/* reversed, 8-bit, poly=0x07 */
-unsigned char rfcomm_crc_table[256] = {
- 0x00, 0x91, 0xe3, 0x72, 0x07, 0x96, 0xe4, 0x75,
- 0x0e, 0x9f, 0xed, 0x7c, 0x09, 0x98, 0xea, 0x7b,
- 0x1c, 0x8d, 0xff, 0x6e, 0x1b, 0x8a, 0xf8, 0x69,
- 0x12, 0x83, 0xf1, 0x60, 0x15, 0x84, 0xf6, 0x67,
-
- 0x38, 0xa9, 0xdb, 0x4a, 0x3f, 0xae, 0xdc, 0x4d,
- 0x36, 0xa7, 0xd5, 0x44, 0x31, 0xa0, 0xd2, 0x43,
- 0x24, 0xb5, 0xc7, 0x56, 0x23, 0xb2, 0xc0, 0x51,
- 0x2a, 0xbb, 0xc9, 0x58, 0x2d, 0xbc, 0xce, 0x5f,
-
- 0x70, 0xe1, 0x93, 0x02, 0x77, 0xe6, 0x94, 0x05,
- 0x7e, 0xef, 0x9d, 0x0c, 0x79, 0xe8, 0x9a, 0x0b,
- 0x6c, 0xfd, 0x8f, 0x1e, 0x6b, 0xfa, 0x88, 0x19,
- 0x62, 0xf3, 0x81, 0x10, 0x65, 0xf4, 0x86, 0x17,
-
- 0x48, 0xd9, 0xab, 0x3a, 0x4f, 0xde, 0xac, 0x3d,
- 0x46, 0xd7, 0xa5, 0x34, 0x41, 0xd0, 0xa2, 0x33,
- 0x54, 0xc5, 0xb7, 0x26, 0x53, 0xc2, 0xb0, 0x21,
- 0x5a, 0xcb, 0xb9, 0x28, 0x5d, 0xcc, 0xbe, 0x2f,
-
- 0xe0, 0x71, 0x03, 0x92, 0xe7, 0x76, 0x04, 0x95,
- 0xee, 0x7f, 0x0d, 0x9c, 0xe9, 0x78, 0x0a, 0x9b,
- 0xfc, 0x6d, 0x1f, 0x8e, 0xfb, 0x6a, 0x18, 0x89,
- 0xf2, 0x63, 0x11, 0x80, 0xf5, 0x64, 0x16, 0x87,
-
- 0xd8, 0x49, 0x3b, 0xaa, 0xdf, 0x4e, 0x3c, 0xad,
- 0xd6, 0x47, 0x35, 0xa4, 0xd1, 0x40, 0x32, 0xa3,
- 0xc4, 0x55, 0x27, 0xb6, 0xc3, 0x52, 0x20, 0xb1,
- 0xca, 0x5b, 0x29, 0xb8, 0xcd, 0x5c, 0x2e, 0xbf,
-
- 0x90, 0x01, 0x73, 0xe2, 0x97, 0x06, 0x74, 0xe5,
- 0x9e, 0x0f, 0x7d, 0xec, 0x99, 0x08, 0x7a, 0xeb,
- 0x8c, 0x1d, 0x6f, 0xfe, 0x8b, 0x1a, 0x68, 0xf9,
- 0x82, 0x13, 0x61, 0xf0, 0x85, 0x14, 0x66, 0xf7,
-
- 0xa8, 0x39, 0x4b, 0xda, 0xaf, 0x3e, 0x4c, 0xdd,
- 0xa6, 0x37, 0x45, 0xd4, 0xa1, 0x30, 0x42, 0xd3,
- 0xb4, 0x25, 0x57, 0xc6, 0xb3, 0x22, 0x50, 0xc1,
- 0xba, 0x2b, 0x59, 0xc8, 0xbd, 0x2c, 0x5e, 0xcf
-};