extrainst_.mm

   1 /* UIKit Tools - command-line utilities for UIKit
   2  * Copyright (C) 2008-2012  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 #import <Foundation/Foundation.h>
  41
  42 #include <notify.h>
  43 #include <sys/types.h>
  44 #include <sys/stat.h>
  45 #include <unistd.h>
  46 #include <dlfcn.h>
  47 #include <fcntl.h>
  48 #include <sys/mman.h>
  49 #include <string.h>
  50 #include <mach-o/loader.h>
  51
  52 #include "csstore.hpp"
  53
  54 @interface NSObject (Cydia)
  55 - (NSDictionary *) dictionaryOfInfoDictionaries;
  56 @end
  57
  58 @implementation NSObject (Cydia)
  59
  60 - (NSDictionary *) dictionaryOfInfoDictionaries {
  61     return nil;
  62 }
  63
  64 @end
  65
  66 @interface NSArray (Cydia)
  67 - (NSDictionary *) dictionaryOfInfoDictionaries;
  68 @end
  69
  70 @implementation NSArray (Cydia)
  71
  72 - (NSDictionary *) dictionaryOfInfoDictionaries {
  73     // XXX: implement?
  74     return nil;
  75 }
  76
  77 @end
  78
  79 @interface NSDictionary (Cydia)
  80 - (NSDictionary *) dictionaryOfInfoDictionaries;
  81 @end
  82
  83 @implementation NSDictionary (Cydia)
  84
  85 - (NSDictionary *) dictionaryOfInfoDictionaries {
  86     return self;
  87 }
  88
  89 @end
  90
  91 bool FinishCydia(const char *finish) {
  92     if (finish == NULL)
  93         return true;
  94
  95     const char *cydia(getenv("CYDIA"));
  96     if (cydia == NULL)
  97         return false;
  98
  99     int fd([[[[NSString stringWithUTF8String:cydia] componentsSeparatedByString:@" "] objectAtIndex:0] intValue]);
 100     FILE *fout(fdopen(fd, "w"));
 101     fprintf(fout, "finish:%s\n", finish);
 102     fclose(fout);
 103     return true;
 104 }
 105
 106 void FixCache(NSString *home, NSString *plist) {
 107     printf("attempting to fix weather app issue, please wait...\n");
 108
 109     DeleteCSStores([home UTF8String]);
 110     unlink([plist UTF8String]);
 111
 112     bool succeeded(false);
 113
 114     if (void *MobileInstallation$ = dlopen("/System/Library/PrivateFrameworks/MobileInstallation.framework/MobileInstallation", RTLD_GLOBAL | RTLD_LAZY)) {
 115         int (*MobileInstallation$_MobileInstallationRebuildMap)(CFBooleanRef, CFBooleanRef, CFBooleanRef);
 116         MobileInstallation$_MobileInstallationRebuildMap = reinterpret_cast<int (*)(CFBooleanRef, CFBooleanRef, CFBooleanRef)>(dlsym(MobileInstallation$, "_MobileInstallationRebuildMap"));
 117         if (MobileInstallation$_MobileInstallationRebuildMap != NULL) {
 118             if (int error = MobileInstallation$_MobileInstallationRebuildMap(kCFBooleanTrue, kCFBooleanTrue, kCFBooleanTrue))
 119                 printf("failed to rebuild cache (but we gave it a good try); error #%d\n", error);
 120             else {
 121                 printf("successfully rebuilt application information cache.\n");
 122                 succeeded = true;
 123             }
 124         } else
 125             printf("unable to find _MobileInstallationRebuildMap symbol.\n");
 126     } else
 127         printf("unable to load MobileInstallation library.\n");
 128
 129     if (!succeeded)
 130         printf("this is not a problem: it will be regenerated as the device boots\n");
 131
 132     if (!FinishCydia("reboot"))
 133         printf("you must reboot to finalize your cache.\n");
 134 }
 135
 136 int main(int argc, const char *argv[]) {
 137     if (argc < 2 || (
 138         strcmp(argv[1], "install") != 0 &&
 139         strcmp(argv[1], "upgrade") != 0 &&
 140     true)) return 0;
 141
 142     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 143
 144     if (kCFCoreFoundationVersionNumber >= 700 && kCFCoreFoundationVersionNumber < 800) { // XXX: iOS 6.x
 145         NSString *home(@"/var/mobile");
 146         NSString *plist([NSString stringWithFormat:@"%@/Library/Caches/com.apple.mobile.installation.plist", home]);
 147         NSDictionary *cache([NSDictionary dictionaryWithContentsOfFile:plist]);
 148
 149         NSArray *cached([cache objectForKey:@"MICachedKeys"]);
 150         if (cached != nil && [cached containsObject:@"Container"]) {
 151             NSObject *system([cache objectForKey:@"System"]);
 152             NSDictionary *dictionary([system dictionaryOfInfoDictionaries]);
 153             NSDictionary *weather([dictionary objectForKey:@"com.apple.weather"]);
 154
 155             if (weather != nil && [weather objectForKey:@"Container"] == nil)
 156                 FixCache(home, plist);
 157         }
 158     }
 159
 160     [pool release];
 161     return 0;
 162 }