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
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+++ b/packages/cygmon/current/misc/bsp/hex-utils.h
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+#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__