/* UIKit Tools - command-line utilities for UIKit * Copyright (C) 2008-2012 Jay Freeman (saurik) */ /* Modified BSD License {{{ */ /* * Redistribution and use in source and binary * forms, with or without modification, are permitted * provided that the following conditions are met: * * 1. Redistributions of source code must retain the * above copyright notice, this list of conditions * and the following disclaimer. * 2. Redistributions in binary form must reproduce the * above copyright notice, this list of conditions * and the following disclaimer in the documentation * and/or other materials provided with the * distribution. * 3. The name of the author may not be used to endorse * or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* }}} */ #import #include #include #include #include #include #include #include #include #include #include "csstore.hpp" @interface NSObject (Cydia) - (NSDictionary *) dictionaryOfInfoDictionaries; @end @implementation NSObject (Cydia) - (NSDictionary *) dictionaryOfInfoDictionaries { return nil; } @end @interface NSArray (Cydia) - (NSDictionary *) dictionaryOfInfoDictionaries; @end @implementation NSArray (Cydia) - (NSDictionary *) dictionaryOfInfoDictionaries { // XXX: implement? return nil; } @end @interface NSDictionary (Cydia) - (NSDictionary *) dictionaryOfInfoDictionaries; @end @implementation NSDictionary (Cydia) - (NSDictionary *) dictionaryOfInfoDictionaries { return self; } @end bool FinishCydia(const char *finish) { if (finish == NULL) return true; const char *cydia(getenv("CYDIA")); if (cydia == NULL) return false; int fd([[[[NSString stringWithUTF8String:cydia] componentsSeparatedByString:@" "] objectAtIndex:0] intValue]); FILE *fout(fdopen(fd, "w")); fprintf(fout, "finish:%s\n", finish); fclose(fout); return true; } void FixCache(NSString *home, NSString *plist) { printf("attempting to fix weather app issue, please wait...\n"); DeleteCSStores([home UTF8String]); unlink([plist UTF8String]); bool succeeded(false); if (void *MobileInstallation$ = dlopen("/System/Library/PrivateFrameworks/MobileInstallation.framework/MobileInstallation", RTLD_GLOBAL | RTLD_LAZY)) { int (*MobileInstallation$_MobileInstallationRebuildMap)(CFBooleanRef, CFBooleanRef, CFBooleanRef); MobileInstallation$_MobileInstallationRebuildMap = reinterpret_cast(dlsym(MobileInstallation$, "_MobileInstallationRebuildMap")); if (MobileInstallation$_MobileInstallationRebuildMap != NULL) { if (int error = MobileInstallation$_MobileInstallationRebuildMap(kCFBooleanTrue, kCFBooleanTrue, kCFBooleanTrue)) printf("failed to rebuild cache (but we gave it a good try); error #%d\n", error); else { printf("successfully rebuilt application information cache.\n"); succeeded = true; } } else printf("unable to find _MobileInstallationRebuildMap symbol.\n"); } else printf("unable to load MobileInstallation library.\n"); if (!succeeded) printf("this is not a problem: it will be regenerated as the device boots\n"); if (!FinishCydia("reboot")) printf("you must reboot to finalize your cache.\n"); } #define INSTALLD "/usr/libexec/installd" #define LIBUICACHE "/usr/lib/libuicache.dylib" static void *(*$memmem)(const void *, size_t, const void *, size_t); template static bool PatchInstall(void *data) { Header *header(reinterpret_cast
(data)); load_command *command(reinterpret_cast(header + 1)); for (size_t i(0); i != header->ncmds; ++i) { command = reinterpret_cast(reinterpret_cast(command) + command->cmdsize); if (command->cmd != LC_LOAD_DYLIB) continue; dylib_command *load(reinterpret_cast(command)); const char *name(reinterpret_cast(command) + load->dylib.name.offset); if (strcmp(name, LIBUICACHE) == 0) return false; } if (reinterpret_cast(command) != reinterpret_cast(header + 1) + header->sizeofcmds) return false; dylib_command *load(reinterpret_cast(command)); memset(load, 0, sizeof(*load)); load->cmd = LC_LOAD_DYLIB; load->cmdsize = sizeof(*load) + sizeof(LIBUICACHE); load->cmdsize = (load->cmdsize + 15) / 16 * 16; memset(load + 1, 0, load->cmdsize - sizeof(*load)); dylib *dylib(&load->dylib); dylib->name.offset = sizeof(*load); memcpy(load + 1, LIBUICACHE, sizeof(LIBUICACHE)); ++header->ncmds; header->sizeofcmds += load->cmdsize; return true; } static bool PatchInstall() { int fd(open(INSTALLD, O_RDWR)); if (fd == -1) return false; struct stat stat; if (fstat(fd, &stat) == -1) { close(fd); return false; } size_t size(stat.st_size); void *data(mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0)); close(fd); if (data == MAP_FAILED) return false; bool changed(false); switch (*reinterpret_cast(data)) { case MH_MAGIC: changed = PatchInstall(data); break; case MH_MAGIC_64: changed = PatchInstall(data); break; } munmap(data, size); if (changed) { system("ldid -s "INSTALLD""); system("cp -af "INSTALLD" "INSTALLD"_"); system("mv -f "INSTALLD"_ "INSTALLD""); } return true; } int main(int argc, const char *argv[]) { if (argc < 2 || ( strcmp(argv[1], "install") != 0 && strcmp(argv[1], "upgrade") != 0 && true)) return 0; NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; $memmem = reinterpret_cast(dlsym(RTLD_DEFAULT, "memmem")); if (kCFCoreFoundationVersionNumber >= 1143) // XXX: iOS 8.3+ if (PatchInstall()) system("launchctl stop com.apple.mobile.installd"); if (kCFCoreFoundationVersionNumber >= 700 && kCFCoreFoundationVersionNumber < 800) { // XXX: iOS 6.x NSString *home(@"/var/mobile"); NSString *plist([NSString stringWithFormat:@"%@/Library/Caches/com.apple.mobile.installation.plist", home]); NSDictionary *cache([NSDictionary dictionaryWithContentsOfFile:plist]); NSArray *cached([cache objectForKey:@"MICachedKeys"]); if (cached != nil && [cached containsObject:@"Container"]) { NSObject *system([cache objectForKey:@"System"]); NSDictionary *dictionary([system dictionaryOfInfoDictionaries]); NSDictionary *weather([dictionary objectForKey:@"com.apple.weather"]); if (weather != nil && [weather objectForKey:@"Container"] == nil) FixCache(home, plist); } } [pool release]; return 0; }