+#include "CyteKit/UCPlatform.h"
+
+#include <dirent.h>
#include <strings.h>
+
#include <Sources.h>
-#include <sys/types.h>
+#include <sys/stat.h>
#include <sys/sysctl.h>
+#include <sys/types.h>
+
+#include <Menes/ObjectHandle.h>
+
+void Finish(const char *finish) {
+ if (finish == NULL)
+ return;
+
+ const char *cydia(getenv("CYDIA"));
+ if (cydia == NULL)
+ return;
+
+ int fd([[[[NSString stringWithUTF8String:cydia] componentsSeparatedByString:@" "] objectAtIndex:0] intValue]);
+
+ FILE *fout(fdopen(fd, "w"));
+ fprintf(fout, "finish:%s\n", finish);
+ fclose(fout);
+}
+
+static bool setnsfpn(const char *path) {
+ return system([[NSString stringWithFormat:@"/usr/libexec/cydia/setnsfpn %s", path] UTF8String]) == 0;
+}
+
+enum StashStatus {
+ StashDone,
+ StashFail,
+ StashGood,
+};
-#include <CydiaSubstrate/CydiaSubstrate.h>
+static StashStatus MoveStash() {
+ struct stat stat;
-_H<NSMutableDictionary> Sources_;
-bool Changed_;
+ if (lstat("/var/stash", &stat) == -1)
+ return errno == ENOENT ? StashGood : StashFail;
+ else if (S_ISLNK(stat.st_mode))
+ return StashGood;
+ else if (!S_ISDIR(stat.st_mode))
+ return StashFail;
-_H<NSString> System_;
+ if (lstat("/var/db/stash", &stat) == -1) {
+ if (errno == ENOENT)
+ goto move;
+ else return StashFail;
+ } else if (S_ISLNK(stat.st_mode))
+ // XXX: this is fixable
+ return StashFail;
+ else if (!S_ISDIR(stat.st_mode))
+ return StashFail;
+ else {
+ if (!setnsfpn("/var/db/stash"))
+ return StashFail;
+ if (system("mv -t /var/stash /var/db/stash/*") != 0)
+ return StashFail;
+ if (rmdir("/var/db/stash") == -1)
+ return StashFail;
+ } move:
+
+ if (!setnsfpn("/var/stash"))
+ return StashFail;
+
+ if (rename("/var/stash", "/var/db/stash") == -1)
+ return StashFail;
+ if (symlink("/var/db/stash", "/var/stash") != -1)
+ return StashDone;
+ if (rename("/var/db/stash", "/var/stash") != -1)
+ return StashFail;
+
+ fprintf(stderr, "/var/stash misplaced -- DO NOT REBOOT\n");
+ return StashFail;
+}
+
+static bool FixProtections() {
+ const char *path("/var/lib");
+ mkdir(path, 0755);
+ if (!setnsfpn(path)) {
+ fprintf(stderr, "failed to setnsfpn %s\n", path);
+ return false;
+ }
+
+ return true;
+}
+
+static void FixPermissions() {
+ DIR *stash(opendir("/var/stash"));
+ if (stash == NULL)
+ return;
+
+ while (dirent *entry = readdir(stash)) {
+ const char *folder(entry->d_name);
+ if (strlen(folder) != 8)
+ continue;
+ if (strncmp(folder, "_.", 2) != 0)
+ continue;
+
+ char path[1024];
+ sprintf(path, "/var/stash/%s", folder);
+
+ struct stat stat;
+ if (lstat(path, &stat) == -1)
+ continue;
+ if (!S_ISDIR(stat.st_mode))
+ continue;
+
+ chmod(path, 0755);
+ }
+
+ closedir(stash);
+}
+
+#define APPLICATIONS "/Applications"
+static bool FixApplications() {
+ char target[1024];
+ ssize_t length(readlink(APPLICATIONS, target, sizeof(target)));
+ if (length == -1)
+ return false;
+
+ if (length >= sizeof(target)) // >= "just in case" (I'm nervous)
+ return false;
+ target[length] = '\0';
+
+ if (strlen(target) != 30)
+ return false;
+ if (memcmp(target, "/var/stash/Applications.", 24) != 0)
+ return false;
+ if (strchr(target + 24, '/') != NULL)
+ return false;
+
+ struct stat stat;
+ if (lstat(target, &stat) == -1)
+ return false;
+ if (!S_ISDIR(stat.st_mode))
+ return false;
+
+ char temp[] = "/var/stash/_.XXXXXX";
+ if (mkdtemp(temp) == NULL)
+ return false;
+
+ if (false) undo: {
+ unlink(temp);
+ return false;
+ }
+
+ if (chmod(temp, 0755) == -1)
+ goto undo;
+
+ char destiny[strlen(temp) + 32];
+ sprintf(destiny, "%s%s", temp, APPLICATIONS);
+
+ if (unlink(APPLICATIONS) == -1)
+ goto undo;
+
+ if (rename(target, destiny) == -1) {
+ if (symlink(target, APPLICATIONS) == -1)
+ fprintf(stderr, "/Applications damaged -- DO NOT REBOOT\n");
+ goto undo;
+ } else {
+ bool success;
+ if (symlink(destiny, APPLICATIONS) != -1)
+ success = true;
+ else {
+ fprintf(stderr, "/var/stash/Applications damaged -- DO NOT REBOOT\n");
+ success = false;
+ }
+
+ // unneccessary, but feels better (I'm nervous)
+ symlink(destiny, target);
+
+ [@APPLICATIONS writeToFile:[NSString stringWithFormat:@"%s.lnk", temp] atomically:YES encoding:NSNonLossyASCIIStringEncoding error:NULL];
+ return success;
+ }
+}
int main(int argc, const char *argv[]) {
if (argc < 2 || strcmp(argv[1], "configure") != 0)
NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
- size_t size;
- sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
- char *osversion = new char[size];
- if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) != -1)
- System_ = [NSString stringWithUTF8String:osversion];
+ bool restart(false);
+
+ if (kCFCoreFoundationVersionNumber >= 1000) {
+ if (!FixProtections())
+ return 1;
+ switch (MoveStash()) {
+ case StashDone:
+ restart = true;
+ break;
+ case StashFail:
+ fprintf(stderr, "failed to move stash\n");
+ return 1;
+ case StashGood:
+ break;
+ }
+ }
- NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
- NSUInteger version(0);
+ #define OldCache_ "/var/root/Library/Caches/com.saurik.Cydia"
+ if (access(OldCache_, F_OK) == 0)
+ system("rm -rf " OldCache_);
- if (metadata != nil) {
- Sources_ = [metadata objectForKey:@"Sources"];
+ #define NewCache_ "/var/mobile/Library/Caches/com.saurik.Cydia"
+ system("cd /; su -c 'mkdir -p " NewCache_ "' mobile");
+ if (access(NewCache_ "/lists", F_OK) != 0 && errno == ENOENT)
+ system("cp -at " NewCache_ " /var/lib/apt/lists");
+ system("chown -R 501.501 " NewCache_);
- if (NSNumber *number = [metadata objectForKey:@"Version"])
- version = [number unsignedIntValue];
- }
+ #define OldLibrary_ "/var/lib/cydia"
+
+ #define NewLibrary_ "/var/mobile/Library/Cydia"
+ system("cd /; su -c 'mkdir -p " NewLibrary_ "' mobile");
- if (Sources_ == nil)
- Sources_ = [NSMutableDictionary dictionaryWithCapacity:8];
+ #define Cytore_ "/metadata.cb0"
- if (version == 0) {
- CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
- CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
- CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
- CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
+ #define CYDIA_LIST "/etc/apt/sources.list.d/cydia.list"
+ unlink(CYDIA_LIST);
+ [[NSString stringWithFormat:@
+ "deb http://apt.saurik.com/ ios/%.2f main\n"
+ "deb http://apt.thebigboss.org/repofiles/cydia/ stable main\n"
+ "deb http://cydia.zodttd.com/repo/cydia/ stable main\n"
+ "deb http://apt.modmyi.com/ stable main\n"
+ , kCFCoreFoundationVersionNumber] writeToFile:@ CYDIA_LIST atomically:YES];
+
+ if (access(NewLibrary_ Cytore_, F_OK) != 0 && errno == ENOENT) {
+ if (access(NewCache_ Cytore_, F_OK) == 0)
+ system("mv -f " NewCache_ Cytore_ " " NewLibrary_);
+ else if (access(OldLibrary_ Cytore_, F_OK) == 0)
+ system("mv -f " OldLibrary_ Cytore_ " " NewLibrary_);
+ chown(NewLibrary_ Cytore_, 501, 501);
}
- CydiaWriteSources();
+ FixPermissions();
+
+ restart |= FixApplications();
+
+ if (restart)
+ Finish("restart");
[pool release];
return 0;
projects / cydia.git / blobdiff