Created
May 21, 2014 11:29
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#import <dlfcn.h> | |
#import <mach-o/dyld.h> | |
#import <mach-o/loader.h> | |
int main(int argc, char *argv[]) { | |
NSData *data = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] executablePath]]; | |
NSData *codeSignatureData = nil; | |
const struct mach_header *header = [data bytes]; | |
const struct load_command *cmd = (void *)(header + 1); | |
for (uint32_t i = 0; i < header->ncmds; i++) { | |
if (cmd->cmd == LC_CODE_SIGNATURE) { | |
struct linkedit_data_command *ldc = (void *)cmd; | |
codeSignatureData = [data subdataWithRange:NSMakeRange(ldc->dataoff, ldc->datasize)]; | |
break; | |
} | |
cmd = (void *)((const char *)cmd) + cmd->cmdsize; | |
} | |
const char *ptr = [codeSignatureData bytes]; | |
char *start = memmem([codeSignatureData bytes], [codeSignatureData length], "<plist version=", 15); | |
char *end = memmem(start, [codeSignatureData length] - (start - ptr), "</plist>", 8) + 8; | |
NSError *error = nil; | |
NSRange range = NSMakeRange(start - ptr, end - start); | |
NSData *plistData = [codeSignatureData subdataWithRange:range]; | |
NSDictionary *plist = [NSPropertyListSerialization propertyListWithData:plistData options:0 format:NULL error:&error]; | |
NSLog(@"%@", plist); | |
return 0; | |
} |
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