gssc.mm

   1 #import <GraphicsServices/GraphicsServices.h>
   2 #import <UIKit/UIKit.h>
   3 #include <stdio.h>
   4 #include <dlfcn.h>
   5
   6 static CFArrayRef (*$GSSystemCopyCapability)(CFStringRef);
   7 static CFArrayRef (*$GSSystemGetCapability)(CFStringRef);
   8
   9 int main(int argc, char *argv[]) {
  10     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
  11
  12     NSString *name = nil;
  13
  14     if (argc == 2)
  15         name = [NSString stringWithUTF8String:argv[0]];
  16     else if (argc > 2) {
  17         fprintf(stderr, "usage: %s [capability]\n", argv[0]);
  18         exit(1);
  19     }
  20
  21     $GSSystemCopyCapability = reinterpret_cast<CFArrayRef (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemCopyCapability"));
  22     $GSSystemGetCapability = reinterpret_cast<CFArrayRef (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemGetCapability"));
  23
  24     const NSArray *capability;
  25
  26     if ($GSSystemCopyCapability != NULL) {
  27         capability = reinterpret_cast<const NSArray *>((*$GSSystemCopyCapability)(reinterpret_cast<CFStringRef>(name)));
  28         capability = [capability autorelease];
  29     } else if ($GSSystemGetCapability != NULL) {
  30         capability = reinterpret_cast<const NSArray *>((*$GSSystemGetCapability)(reinterpret_cast<CFStringRef>(name)));
  31     } else
  32         capability = nil;
  33
  34     NSLog(@"%@", capability);
  35
  36     /*for (NSString *value in capability)
  37         printf("%s\n", [value UTF8String]);*/
  38
  39     [pool release];
  40
  41     return 0;
  42 }