Initialization.m

   1 #import <Foundation/Foundation.h>
   2 #include <objc/runtime.h>
   3
   4 #define WBPrefix "wb_"
   5
   6 void WBRename(const char *classname, const char *oldname) {
   7     Class class = objc_getClass(classname);
   8     size_t namelen = strlen(oldname);
   9     char newname[sizeof(WBPrefix) + namelen];
  10     memcpy(newname, WBPrefix, sizeof(WBPrefix) - 1);
  11     memcpy(newname + sizeof(WBPrefix) - 1, oldname, namelen + 1);
  12     Method method = class_getInstanceMethod(class, sel_getUid(oldname));
  13     if (!class_addMethod(class, sel_registerName(newname), method->method_imp, method->method_types))
  14         NSLog(@"WB: failed to rename %s::%s", classname, oldname);
  15 }
  16
  17 void WBInitialize() {
  18     if (NSClassFromString(@"SpringBoard") == nil)
  19         return;
  20
  21     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
  22
  23     NSLog(@"WB: changing season");
  24
  25     WBRename("SBBluetoothController", "noteDevicesChanged");
  26
  27     NSBundle *bundle = [NSBundle bundleWithPath:@"/System/Library/Frameworks/WinterBoard.framework"];
  28     if (bundle == nil)
  29         NSLog(@"WB: there is no Santa :(");
  30     else if (![bundle load])
  31         NSLog(@"WB: sleigh was too heavy");
  32
  33     [pool release];
  34 }