Mercurial > flash_v2
diff packages/cygmon/current/misc/bsp/hex-utils.h @ 76:435cced73e2f ecos-v1_3_1-release
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
| author | jlarmour |
|---|---|
| date | Tue, 28 Mar 2000 14:10:45 +0000 |
| parents | |
| children | e0c0827131d1 |
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new file mode 100644 --- /dev/null +++ b/packages/cygmon/current/misc/bsp/hex-utils.h @@ -0,0 +1,76 @@ +#ifndef __BSP_HEX_UTILS_H__ +#define __BSP_HEX_UTILS_H__ +//========================================================================== +// +// hex-utils.h +// +// Utilities for decoding hexadecimal encoded integers. +// +//========================================================================== +//####COPYRIGHTBEGIN#### +// +// ------------------------------------------- +// The contents of this file are subject to the Red Hat eCos Public License +// Version 1.1 (the "License"); you may not use this file except in +// compliance with the License. You may obtain a copy of the License at +// http://www.redhat.com/ +// +// Software distributed under the License is distributed on an "AS IS" +// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the +// License for the specific language governing rights and limitations under +// the License. +// +// The Original Code is eCos - Embedded Configurable Operating System, +// released September 30, 1998. +// +// The Initial Developer of the Original Code is Red Hat. +// Portions created by Red Hat are +// Copyright (C) 1998, 1999, 2000 Red Hat, Inc. +// All Rights Reserved. +// ------------------------------------------- +// +//####COPYRIGHTEND#### +//========================================================================== +//#####DESCRIPTIONBEGIN#### +// +// Author(s): +// Contributors: gthomas +// Date: 1999-10-20 +// Purpose: Utilities for decoding hexadecimal encoded integers. +// Description: +// +// +//####DESCRIPTIONEND#### +// +//========================================================================= + + +#ifndef __ASSEMBLER__ + +/* + * Convert a single hex character to its binary value. + * Returns -1 if given character is not a value hex character. + */ +extern int __hex(char ch); + +/* + * Convert the hex data in 'buf' into 'count' bytes to be placed in 'mem'. + * Returns a pointer to the character in mem AFTER the last byte written. + */ +extern char *__unpack_bytes_to_mem(char *buf, char *mem, int count); + +/* + * While finding valid hex chars, build an unsigned long int. + * Return number of hex chars processed. + */ +extern int __unpack_ulong(char **ptr, unsigned long *val); + +/* + * Unpack 'count' hex characters, forming them into a binary value. + * Return that value as an int. Adjust the source pointer accordingly. + */ +extern int __unpack_nibbles(char **ptr, int count); + +#endif + +#endif // __BSP_HEX_UTILS_H__
