X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fcrc.h;h=2a00af5be467c7ec30b4615fc7f64bf61bb548b3;hb=252c8b45c90b6fe2c523f805e7e1670c2fbe5f69;hp=10560c9fa93ab320120bf27db9b3317abe8f9f96;hpb=cf48eb9abd76e5a056937a4e49be094826026abc;p=u-boot

diff --git a/include/crc.h b/include/crc.h
index 10560c9fa9..2a00af5be4 100644
--- a/include/crc.h
+++ b/include/crc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: eCos-2.0 */
 /*
  *==========================================================================
  *
@@ -6,38 +7,6 @@
  *      Interface for the CRC algorithms.
  *
  *==========================================================================
- *####ECOSGPLCOPYRIGHTBEGIN####
- * -------------------------------------------
- * This file is part of eCos, the Embedded Configurable Operating System.
- * Copyright (C) 2002 Andrew Lunn
- *
- * eCos 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 or (at your option) any later version.
- *
- * eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- *
- * As a special exception, if other files instantiate templates or use macros
- * or inline functions from this file, or you compile this file and link it
- * with other works to produce a work based on this file, this file does not
- * by itself cause the resulting work to be covered by the GNU General Public
- * License. However the source code for this file must still be made available
- * in accordance with section (3) of the GNU General Public License.
- *
- * This exception does not invalidate any other reasons why a work based on
- * this file might be covered by the GNU General Public License.
- *
- * Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
- * at http: *sources.redhat.com/ecos/ecos-license/
- * -------------------------------------------
- *####ECOSGPLCOPYRIGHTEND####
  *==========================================================================
  *#####DESCRIPTIONBEGIN####
  *
@@ -67,34 +36,8 @@
 # endif
 #endif
 
-/* Compute a CRC, using the POSIX 1003 definition */
-extern uint32_t
-cyg_posix_crc32(unsigned char *s, int len);
-
-/* Gary S. Brown's 32 bit CRC */
-
-extern uint32_t
-cyg_crc32(unsigned char *s, int len);
-
-/* Gary S. Brown's 32 bit CRC, but accumulate the result from a */
-/* previous CRC calculation */
-
-extern uint32_t
-cyg_crc32_accumulate(uint32_t crc, unsigned char *s, int len);
-
-/* Ethernet FCS Algorithm */
-
-extern uint32_t
-cyg_ether_crc32(unsigned char *s, int len);
-
-/* Ethernet FCS algorithm, but accumulate the result from a previous */
-/* CRC calculation. */
-
-extern uint32_t
-cyg_ether_crc32_accumulate(uint32_t crc, unsigned char *s, int len);
-
-/* 16 bit CRC with polynomial x^16+x^12+x^5+1 */
+/* 16 bit CRC with polynomial x^16+x^12+x^5+1 (CRC-CCITT) */
 
-extern uint16_t cyg_crc16(unsigned char *s, int len);
+uint16_t crc16_ccitt(uint16_t crc_start, unsigned char *s, int len);
 
 #endif /* _SERVICES_CRC_CRC_H_ */