Line data    Source code

       1             : /* File: utf8string.inl; Copyright and License: see below */
       2             : 
       3             : #include "utf8stringbuf/utf8codepoint.h"
       4             : #include <string.h>
       5             : #include <stdio.h>
       6             : #include <stdint.h>
       7             : #include <stdlib.h>
       8             : #include <errno.h>
       9             : 
      10             : #ifdef __cplusplus
      11             : extern "C" {
      12             : #endif
      13             : 
      14             : /*!
      15             :  *  \enum utf8string_bool_enum
      16             :  *  \private
      17             :  */
      18             : /*  enumeration for true and false or success and failure */
      19             : enum utf8string_bool_enum {UTF8STRING_FALSE=0, UTF8STRING_TRUE=1,};
      20             : 
      21             : /*!
      22             :  *  \enum utf8string_search_enum
      23             :  *  \private
      24             :  */
      25             : /*  enumeration for search pattern not found */
      26             : enum utf8string_search_enum {UTF8STRING_NOT_FOUND=-1,};
      27             : 
      28          38 : static inline size_t utf8string_get_size( utf8string_t *this_ ) {
      29          38 :     size_t sizeResult = 0;
      30          38 :     if ( this_ != NULL ) {
      31          34 :         sizeResult = strlen( this_ ) + 1; /* 1 for size of terminating 0 character */
      32             :     }
      33          38 :     return sizeResult;
      34             : }
      35             : 
      36         156 : static inline unsigned int utf8string_get_length( utf8string_t *this_ ) {
      37         156 :     unsigned int lenResult = 0;
      38         156 :     if ( this_ != NULL ) {
      39         155 :         lenResult = strlen( this_ );
      40             :     }
      41         156 :     return lenResult;
      42             : }
      43             : 
      44          86 : static inline int utf8string_equals_str( utf8string_t *this_, utf8string_t *that ) {
      45          86 :     int cmpResult = -1;
      46          86 :     if (( this_ != NULL ) && ( that != NULL )) {
      47          83 :         cmpResult = strcmp( this_, that );
      48             :     }
      49          86 :     return ( cmpResult == 0 ) ? UTF8STRING_TRUE : UTF8STRING_FALSE;
      50             : }
      51             : 
      52             : #ifdef UTF8STRING_DEPRECATED_INDEX
      53          18 : static inline int utf8string_equals_region_str( utf8string_t *this_, int start, utf8string_t *that ) {
      54          18 :     int cmpResult = -1;
      55          18 :     if (( this_ != NULL ) && ( that != NULL )) {
      56          14 :         int thisLen = strlen(this_);
      57          14 :         int thatLen = strlen(that);
      58          14 :         unsigned int end = ((unsigned int)start) + ((unsigned int)thatLen);
      59          14 :         if (( 0 <= start )&&( end <= thisLen )) {
      60          11 :             cmpResult = memcmp( &(this_[start]), that, thatLen );
      61             :         }
      62             :     }
      63          18 :     return ( cmpResult == 0 ) ? UTF8STRING_TRUE : UTF8STRING_FALSE;
      64             : }
      65             : #endif  /* UTF8STRING_DEPRECATED_INDEX */
      66             : 
      67           8 : static inline int utf8string_starts_with_str( utf8string_t *this_, utf8string_t *that ) {
      68           8 :     int cmpResult = -1;
      69           8 :     if (( this_ != NULL )&&( that != NULL )) {
      70           5 :         unsigned int thatLen = strlen( that );
      71           5 :         cmpResult = strncmp( this_, that, thatLen );
      72             :     }
      73           8 :     return ( cmpResult == 0 ) ? UTF8STRING_TRUE : UTF8STRING_FALSE;
      74             : }
      75             : 
      76          14 : static inline int utf8string_ends_with_str( utf8string_t *this_, utf8string_t *that ) {
      77          14 :     int cmpResult = -1;
      78          14 :     if (( this_ != NULL )&&( that != NULL )) {
      79          11 :         unsigned int thatLen = strlen( that );
      80          11 :         unsigned int thisLen = strlen( this_ );
      81          11 :         if ( thatLen <= thisLen ) {
      82          10 :             cmpResult = memcmp( &(this_[thisLen-thatLen]), that, thatLen );
      83             :         }
      84             :     }
      85          14 :     return ( cmpResult == 0 ) ? UTF8STRING_TRUE : UTF8STRING_FALSE;
      86             : }
      87             : 
      88           7 : static inline int utf8string_find_first_str( utf8string_t *this_, utf8string_t *pattern ) {
      89           7 :     int result = UTF8STRING_NOT_FOUND;
      90           7 :     if (( pattern != NULL )&&( this_ != NULL )) {
      91           4 :         const char *ptrResult = strstr( this_, pattern );
      92           4 :         if ( ptrResult != NULL ) {
      93           2 :             result = (int) (ptrResult - this_);
      94             :         }
      95             :     }
      96           7 :     return result;
      97             : }
      98             : 
      99           5 : static inline int utf8string_find_last_str( utf8string_t *this_, utf8string_t *pattern ) {
     100           5 :     int result = UTF8STRING_NOT_FOUND;
     101           5 :     if (( pattern != NULL )&&( this_ != NULL )) {
     102           3 :         int thisLen = strlen( this_ );
     103           3 :         int patternLen = strlen( pattern );
     104           3 :         if ( patternLen <= thisLen ) {
     105           8 :             for ( int probeIdx = (thisLen-patternLen); probeIdx >= 0; probeIdx --) {
     106           7 :                 if ( 0 == memcmp( &(this_[probeIdx]), pattern, patternLen )) {
     107             :                     /* last occurrence found! */
     108           2 :                     result = probeIdx;
     109           2 :                     break;
     110             :                 }
     111             :             }
     112             :         }
     113             :     }
     114           5 :     return result;
     115             : }
     116             : 
     117          10 : static inline int utf8string_find_next_str( utf8string_t *this_, utf8string_t *pattern, int start_index ) {
     118          10 :     int result = UTF8STRING_NOT_FOUND;
     119          10 :     unsigned int thisSize = utf8string_get_size( this_ );
     120          10 :     if (( pattern != NULL ) && ( start_index >= 0 ) && ( start_index < thisSize )) {
     121           8 :         const char *ptrResult = strstr( &(this_[start_index]), pattern );
     122           8 :         if ( ptrResult != NULL ) {
     123           6 :             result = (int) (ptrResult - this_);
     124             :         }
     125             :     }
     126          10 :     return result;
     127             : }
     128             : 
     129          22 : static inline utf8codepoint_t utf8string_get_char_at( utf8string_t *this_, unsigned int byte_index ) {
     130          22 :     utf8codepoint_t result = UTF8CODEPOINT_INVAL_CHAR;
     131          22 :     unsigned int thisSize = utf8string_get_size( this_ );
     132          22 :     if ( byte_index < thisSize ) {
     133          20 :         result = utf8codepoint_init( &(this_[byte_index]), thisSize-byte_index );
     134             :     }
     135          22 :     return result;
     136             : }
     137             : 
     138             : #ifdef __cplusplus
     139             : }
     140             : #endif
     141             : 
     142             : 
     143             : /*
     144             :  * Copyright 2012-2024 Andreas Warnke
     145             :  *
     146             :  * Licensed under the Apache License, Version 2.0 (the "License");
     147             :  * you may not use this file except in compliance with the License.
     148             :  * You may obtain a copy of the License at
     149             :  *
     150             :  *    http://www.apache.org/licenses/LICENSE-2.0
     151             :  *
     152             :  * Unless required by applicable law or agreed to in writing, software
     153             :  * distributed under the License is distributed on an "AS IS" BASIS,
     154             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     155             :  * See the License for the specific language governing permissions and
     156             :  * limitations under the License.
     157             :  */