| /* |
| ******************************************************************************* |
| * |
| * Copyright (C) 1997-1999, International Business Machines |
| * Corporation and others. All Rights Reserved. |
| * |
| ******************************************************************************* |
| * |
| * File CSTRING.C |
| * |
| * @author Helena Shih |
| * |
| * Modification History: |
| * |
| * Date Name Description |
| * 6/18/98 hshih Created |
| * 09/08/98 stephen Added include for ctype, for Mac Port |
| * 11/15/99 helena Integrated S/390 IEEE changes. |
| ***************************************************************************************** |
| */ |
| |
| |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <ctype.h> |
| #include "unicode/utypes.h" |
| #include "unicode/putil.h" |
| #include "cmemory.h" |
| #include "cstring.h" |
| |
| char* |
| T_CString_toLowerCase(char* str) |
| { |
| uint32_t i=0; |
| while(str[i]) |
| str[i++] = tolower(str[i]); |
| return str; |
| } |
| |
| char* |
| T_CString_toUpperCase(char* str) |
| { |
| uint32_t i=0; |
| while(str[i]) |
| str[i++] = toupper(str[i]); |
| return str; |
| } |
| |
| /*Takes a int32_t and fills in a char* string with that number "radix"-based*/ |
| |
| void T_CString_integerToString(char* buffer, int32_t i, int32_t radix) |
| { |
| int32_t length=0; |
| int32_t num = 0; |
| int8_t digit; |
| char temp; |
| |
| while (i>=radix) |
| { |
| num = i/radix; |
| digit = (int8_t)(i - num*radix); |
| buffer[length++] = (T_CString_itosOffset(digit)); |
| i = num; |
| } |
| |
| buffer[length] = (T_CString_itosOffset(i)); |
| buffer[length+1] = '\0'; |
| |
| |
| /*Reverses the string*/ |
| for (i = 0; i < length; ++i, --length) { |
| temp = buffer[length]; |
| buffer[length] = buffer[i]; |
| buffer[i] = temp; |
| } |
| |
| return; |
| } |
| |
| #include <stdio.h> |
| |
| int32_t |
| T_CString_stringToInteger(const char *integerString, int32_t radix) |
| { |
| char *end; |
| return strtoul(integerString, &end, radix); |
| |
| } |
| |
| U_CAPI int U_EXPORT2 |
| T_CString_stricmp(const char *str1, const char *str2) { |
| if(str1==NULL) { |
| if(str2==NULL) { |
| return 0; |
| } else { |
| return -1; |
| } |
| } else if(str2==NULL) { |
| return 1; |
| } else { |
| /* compare non-NULL strings lexically with lowercase */ |
| int rc; |
| unsigned char c1, c2; |
| |
| for(;;) { |
| c1=(unsigned char)*str1; |
| c2=(unsigned char)*str2; |
| if(c1==0) { |
| if(c2==0) { |
| return 0; |
| } else { |
| return -1; |
| } |
| } else if(c2==0) { |
| return 1; |
| } else { |
| /* compare non-zero characters with lowercase */ |
| rc=(int)(unsigned char)uprv_tolower(c1)-(int)(unsigned char)uprv_tolower(c2); |
| if(rc!=0) { |
| return rc; |
| } |
| } |
| ++str1; |
| ++str2; |
| } |
| } |
| } |
| |
| U_CAPI char *uprv_strdup(const char *src) { |
| size_t len = strlen(src) + 1; |
| char *dup = (char *) malloc(len); |
| |
| if (dup) { |
| uprv_memcpy(dup, src, len); |
| } |
| |
| return dup; |
| } |
| |
| #if !U_HAVE_WCHAR_H |
| U_CAPI wchar_t *uprv_wcscat(wchar_t *dst, const wchar_t *src) { |
| wchar_t *start=dst; |
| while(*dst!=0) { |
| ++dst; |
| } |
| while((*dst=*src)!=0) { |
| ++dst; |
| ++src; |
| } |
| return start; |
| } |
| |
| U_CAPI wchar_t *uprv_wcscpy(wchar_t *dst, const wchar_t *src) { |
| wchar_t *start=dst; |
| while((*dst=*src)!=0) { |
| ++dst; |
| ++src; |
| } |
| return start; |
| } |
| |
| U_CAPI size_t uprv_wcslen(const wchar_t *src) { |
| const wchar_t *start=src; |
| while(*src!=0) { |
| ++src; |
| } |
| return src-start; |
| } |
| #endif |