1 /* 2 ******************************************************************************* 3 * 4 * 2016 and later: Unicode, Inc. and others. 5 * License & terms of use: http://www.unicode.org/copyright.html#License 6 * 7 ******************************************************************************* 8 ******************************************************************************* 9 * 10 * Copyright (C) 2001-2005, International Business Machines 11 * Corporation and others. All Rights Reserved. 12 * 13 ******************************************************************************* 14 * file name: oldcol.cpp 15 * encoding: UTF-8 16 * tab size: 8 (not used) 17 * indentation:4 18 * 19 * created on: 2001jul24 20 * created by: Vladimir Weinstein 21 */ 22 23 /****************************************************************************** 24 * This is the module that uses old collation 25 ******************************************************************************/ 26 27 #include <stdio.h> 28 #include <stdlib.h> 29 #include <unicode/putil.h> 30 #include <unicode/ucol.h> 31 32 // Very simple example code - sticks a sortkey in the buffer 33 // Not much error checking 34 int32_t getSortKey_legacy(const char *locale, const UChar *string, int32_t sLen, uint8_t *buffer, int32_t bLen) { 35 UErrorCode status = U_ZERO_ERROR; 36 UCollator *coll = ucol_open(locale, &status); 37 if(U_FAILURE(status)) { 38 return -1; 39 } 40 int32_t result = ucol_getSortKey(coll, string, sLen, buffer, bLen); 41 ucol_close(coll); 42 return result; 43 } 44 45 // This one can be used for passing to qsort function 46 // Not thread safe or anything 47 static UCollator *compareCollator = NULL; 48 49 int compare_legacy(const void *string1, const void *string2) { 50 if(compareCollator != NULL) { 51 UCollationResult res = ucol_strcoll(compareCollator, (UChar *) string1, -1, (UChar *) string2, -1); 52 if(res == UCOL_LESS) { 53 return -1; 54 } else if(res == UCOL_GREATER) { 55 return 1; 56 } else { 57 return 0; 58 } 59 } else { 60 return 0; 61 } 62 } 63 64 void initCollator_legacy(const char *locale) { 65 UErrorCode status = U_ZERO_ERROR; 66 compareCollator = ucol_open(locale, &status); 67 68 if(U_FAILURE(status)) 69 { 70 fprintf(stderr, "initCollator_legacy(%s): error opening collator, %s!\n", locale, u_errorName(status)); 71 fprintf(stderr, "Note: ICU data directory is %s\n", u_getDataDirectory()); 72 fprintf(stderr, "Read the README!\n"); 73 exit(0); 74 } 75 } 76 77 void closeCollator_legacy(void) { 78 if(compareCollator != NULL) 79 { 80 ucol_close(compareCollator); 81 } 82 else 83 { 84 fprintf(stderr, "closeCollator_legacy(): collator was already NULL!\n"); 85 } 86 compareCollator = NULL; 87 } 88 89 90 extern "C" void test_legacy(UChar data[][5], uint32_t size, uint32_t maxlen, uint8_t keys[4][32]) { 91 uint32_t i = 0; 92 int32_t keySize = 0; 93 94 UVersionInfo uvi; 95 96 u_getVersion(uvi); 97 fprintf(stderr, "Entered legacy, version: [%d.%d.%d.%d]\nMoving to sortkeys\n", uvi[0], uvi[1], uvi[2], uvi[3]); 98 99 for(i = 0; i<size; i++) { 100 keySize = getSortKey_legacy("ja", data[i], -1, keys[i], 32); 101 fprintf(stderr, "For i=%d, size of sortkey is %d\n", i, keySize); 102 } 103 104 fprintf(stderr, "Done sortkeys, doing qsort test\n"); 105 106 initCollator_legacy("ja"); 107 qsort(data, size, maxlen*sizeof(UChar), compare_legacy); 108 closeCollator_legacy(); 109 110 fprintf(stderr, "Done legacy!\n"); 111 } 112 113 114