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annotate packages/cygmon/current/misc/bsp/hex-utils.h @ 76:435cced73e2f ecos-v1_3_1-release

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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
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435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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1 #ifndef __BSP_HEX_UTILS_H__
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2 #define __BSP_HEX_UTILS_H__
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3 //==========================================================================
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4 //
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5 // hex-utils.h
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6 //
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7 // Utilities for decoding hexadecimal encoded integers.
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8 //
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9 //==========================================================================
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10 //####COPYRIGHTBEGIN####
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11 //
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12 // -------------------------------------------
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13 // The contents of this file are subject to the Red Hat eCos Public License
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14 // Version 1.1 (the "License"); you may not use this file except in
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15 // compliance with the License. You may obtain a copy of the License at
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16 // http://www.redhat.com/
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17 //
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18 // Software distributed under the License is distributed on an "AS IS"
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19 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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20 // License for the specific language governing rights and limitations under
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21 // the License.
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22 //
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23 // The Original Code is eCos - Embedded Configurable Operating System,
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24 // released September 30, 1998.
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25 //
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26 // The Initial Developer of the Original Code is Red Hat.
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27 // Portions created by Red Hat are
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28 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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29 // All Rights Reserved.
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30 // -------------------------------------------
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31 //
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32 //####COPYRIGHTEND####
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33 //==========================================================================
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34 //#####DESCRIPTIONBEGIN####
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35 //
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36 // Author(s):
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37 // Contributors: gthomas
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38 // Date: 1999-10-20
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39 // Purpose: Utilities for decoding hexadecimal encoded integers.
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40 // Description:
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41 //
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42 //
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43 //####DESCRIPTIONEND####
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44 //
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45 //=========================================================================
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46
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47
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48 #ifndef __ASSEMBLER__
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49
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50 /*
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51 * Convert a single hex character to its binary value.
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52 * Returns -1 if given character is not a value hex character.
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53 */
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54 extern int __hex(char ch);
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55
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56 /*
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57 * Convert the hex data in 'buf' into 'count' bytes to be placed in 'mem'.
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58 * Returns a pointer to the character in mem AFTER the last byte written.
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59 */
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60 extern char *__unpack_bytes_to_mem(char *buf, char *mem, int count);
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61
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62 /*
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63 * While finding valid hex chars, build an unsigned long int.
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64 * Return number of hex chars processed.
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65 */
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66 extern int __unpack_ulong(char **ptr, unsigned long *val);
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67
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68 /*
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69 * Unpack 'count' hex characters, forming them into a binary value.
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70 * Return that value as an int. Adjust the source pointer accordingly.
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71 */
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72 extern int __unpack_nibbles(char **ptr, int count);
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73
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74 #endif
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75
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76 #endif // __BSP_HEX_UTILS_H__