ITCategory-NSString.m

   1 #import "ITCategory-NSString.h"
   2 #import "ITCategory-NSData.h"
   3
   4 @implementation NSString (ITFoundationCategory)
   5
   6 + (id)stringWithFourCharCode:(unsigned long)fourCharCode {
   7         return [[[self alloc] initWithFourCharCode:fourCharCode] autorelease];
   8 }
   9
  10 - (id)initWithFourCharCode:(unsigned long)fourCharCode {
  11         return [self initWithString:(NSString *)UTCreateStringForOSType(fourCharCode)];
  12         //return [self initWithFormat:@"%.4s", &fourCharCode];
  13 }
  14
  15 - (unsigned long)fourCharCode {
  16         return UTGetOSTypeFromString((CFStringRef)self);
  17
  18         //Die nasty bitshifting
  19         /*const unsigned char *c_s = [self UTF8String];
  20         unsigned long tmp = *c_s++;
  21         tmp <<= 8;
  22         tmp |= *c_s++;
  23         tmp <<= 8;
  24         tmp |= *c_s++;
  25         tmp <<= 8;
  26         return tmp |= *c_s++;*/
  27 }
  28
  29 - (NSData *)MD5 {
  30         return [[self dataUsingEncoding:NSUTF8StringEncoding allowLossyConversion:NO] MD5];
  31 }
  32
  33 - (NSData *)SHA1 {
  34         return [[self dataUsingEncoding:NSUTF8StringEncoding allowLossyConversion:NO] SHA1];
  35 }
  36
  37 @end