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authorJeff Garzik <jgarzik@pobox.com>2005-10-28 18:48:57 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-10-28 18:48:57 -0400
commit596c96ba06e5d56e72451e02f93f4e15e17458df (patch)
tree78bc640acacb8faeb621c51296e99dbb0533a147 /net/bluetooth/rfcomm/core.c
parentad18b0ea089928367185e13d11424aea91d4b41f (diff)
parent20731945ae743034353a88c307920d1f16cf8ac8 (diff)
Merge branch 'master'
Diffstat (limited to 'net/bluetooth/rfcomm/core.c')
-rw-r--r--net/bluetooth/rfcomm/core.c43
1 files changed, 43 insertions, 0 deletions
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)
133 133
134/* ---- RFCOMM FCS computation ---- */ 134/* ---- RFCOMM FCS computation ---- */
135 135
136/* reversed, 8-bit, poly=0x07 */
137static unsigned char rfcomm_crc_table[256] = {
138 0x00, 0x91, 0xe3, 0x72, 0x07, 0x96, 0xe4, 0x75,
139 0x0e, 0x9f, 0xed, 0x7c, 0x09, 0x98, 0xea, 0x7b,
140 0x1c, 0x8d, 0xff, 0x6e, 0x1b, 0x8a, 0xf8, 0x69,
141 0x12, 0x83, 0xf1, 0x60, 0x15, 0x84, 0xf6, 0x67,
142
143 0x38, 0xa9, 0xdb, 0x4a, 0x3f, 0xae, 0xdc, 0x4d,
144 0x36, 0xa7, 0xd5, 0x44, 0x31, 0xa0, 0xd2, 0x43,
145 0x24, 0xb5, 0xc7, 0x56, 0x23, 0xb2, 0xc0, 0x51,
146 0x2a, 0xbb, 0xc9, 0x58, 0x2d, 0xbc, 0xce, 0x5f,
147
148 0x70, 0xe1, 0x93, 0x02, 0x77, 0xe6, 0x94, 0x05,
149 0x7e, 0xef, 0x9d, 0x0c, 0x79, 0xe8, 0x9a, 0x0b,
150 0x6c, 0xfd, 0x8f, 0x1e, 0x6b, 0xfa, 0x88, 0x19,
151 0x62, 0xf3, 0x81, 0x10, 0x65, 0xf4, 0x86, 0x17,
152
153 0x48, 0xd9, 0xab, 0x3a, 0x4f, 0xde, 0xac, 0x3d,
154 0x46, 0xd7, 0xa5, 0x34, 0x41, 0xd0, 0xa2, 0x33,
155 0x54, 0xc5, 0xb7, 0x26, 0x53, 0xc2, 0xb0, 0x21,
156 0x5a, 0xcb, 0xb9, 0x28, 0x5d, 0xcc, 0xbe, 0x2f,
157
158 0xe0, 0x71, 0x03, 0x92, 0xe7, 0x76, 0x04, 0x95,
159 0xee, 0x7f, 0x0d, 0x9c, 0xe9, 0x78, 0x0a, 0x9b,
160 0xfc, 0x6d, 0x1f, 0x8e, 0xfb, 0x6a, 0x18, 0x89,
161 0xf2, 0x63, 0x11, 0x80, 0xf5, 0x64, 0x16, 0x87,
162
163 0xd8, 0x49, 0x3b, 0xaa, 0xdf, 0x4e, 0x3c, 0xad,
164 0xd6, 0x47, 0x35, 0xa4, 0xd1, 0x40, 0x32, 0xa3,
165 0xc4, 0x55, 0x27, 0xb6, 0xc3, 0x52, 0x20, 0xb1,
166 0xca, 0x5b, 0x29, 0xb8, 0xcd, 0x5c, 0x2e, 0xbf,
167
168 0x90, 0x01, 0x73, 0xe2, 0x97, 0x06, 0x74, 0xe5,
169 0x9e, 0x0f, 0x7d, 0xec, 0x99, 0x08, 0x7a, 0xeb,
170 0x8c, 0x1d, 0x6f, 0xfe, 0x8b, 0x1a, 0x68, 0xf9,
171 0x82, 0x13, 0x61, 0xf0, 0x85, 0x14, 0x66, 0xf7,
172
173 0xa8, 0x39, 0x4b, 0xda, 0xaf, 0x3e, 0x4c, 0xdd,
174 0xa6, 0x37, 0x45, 0xd4, 0xa1, 0x30, 0x42, 0xd3,
175 0xb4, 0x25, 0x57, 0xc6, 0xb3, 0x22, 0x50, 0xc1,
176 0xba, 0x2b, 0x59, 0xc8, 0xbd, 0x2c, 0x5e, 0xcf
177};
178
136/* CRC on 2 bytes */ 179/* CRC on 2 bytes */
137#define __crc(data) (rfcomm_crc_table[rfcomm_crc_table[0xff ^ data[0]] ^ data[1]]) 180#define __crc(data) (rfcomm_crc_table[rfcomm_crc_table[0xff ^ data[0]] ^ data[1]])
138 181