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      1 /*
      2   Copyright 1999-2019 ImageMagick Studio LLC, a non-profit organization
      3   dedicated to making software imaging solutions freely available.
      4 
      5   You may not use this file except in compliance with the License.  You may
      6   obtain a copy of the License at
      7 
      8     https://imagemagick.org/script/license.php
      9 
     10   Unless required by applicable law or agreed to in writing, software
     11   distributed under the License is distributed on an "AS IS" BASIS,
     12   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13   See the License for the specific language governing permissions and
     14   limitations under the License.
     15 
     16   MagickCore private string methods.
     17 */
     18 #ifndef MAGICKCORE_STRING_PRIVATE_H
     19 #define MAGICKCORE_STRING_PRIVATE_H
     20 
     21 #include "MagickCore/locale_.h"
     22 
     23 #if defined(__cplusplus) || defined(c_plusplus)
     24 extern "C" {
     25 #endif
     26 
     27 static inline double SiPrefixToDoubleInterval(const char *string,
     28   const double interval)
     29 {
     30   char
     31     *q;
     32 
     33   double
     34     value;
     35 
     36   value=InterpretSiPrefixValue(string,&q);
     37   if (*q == '%')
     38     value*=interval/100.0;
     39   return(value);
     40 }
     41 
     42 static inline double StringToDouble(const char *magick_restrict string,
     43   char **magick_restrict sentinal)
     44 {
     45   return(InterpretLocaleValue(string,sentinal));
     46 }
     47 
     48 static inline double StringToDoubleInterval(const char *string,
     49   const double interval)
     50 {
     51   char
     52     *q;
     53 
     54   double
     55     value;
     56 
     57   value=InterpretLocaleValue(string,&q);
     58   if (*q == '%')
     59     value*=interval/100.0;
     60   return(value);
     61 }
     62 
     63 static inline int StringToInteger(const char *magick_restrict value)
     64 {
     65   return((int) strtol(value,(char **) NULL,10));
     66 }
     67 
     68 static inline long StringToLong(const char *magick_restrict value)
     69 {
     70   return(strtol(value,(char **) NULL,10));
     71 }
     72 
     73 static inline MagickSizeType StringToMagickSizeType(const char *string,
     74   const double interval)
     75 {
     76   double
     77     value;
     78 
     79   value=SiPrefixToDoubleInterval(string,interval);
     80   if (value >= (double) MagickULLConstant(~0))
     81     return(MagickULLConstant(~0));
     82   return((MagickSizeType) value);
     83 }
     84 
     85 static inline size_t StringToSizeType(const char *string,
     86   const double interval)
     87 {
     88   double
     89     value;
     90 
     91   value=SiPrefixToDoubleInterval(string,interval);
     92   if (value >= (double) MagickULLConstant(~0))
     93     return((size_t) MagickULLConstant(~0));
     94   return((size_t) value);
     95 }
     96 
     97 static inline unsigned long StringToUnsignedLong(
     98   const char *magick_restrict value)
     99 {
    100   return(strtoul(value,(char **) NULL,10));
    101 }
    102 
    103 #if defined(__cplusplus) || defined(c_plusplus)
    104 }
    105 #endif
    106 
    107 #endif
    108