#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <unistd.h>
#include <fcntl.h>
#include <dlfcn.h>
#include <mach-o/dyld.h>
static void checkBundle(const char* path, bool unlinkBeforeDestroy)
{
int fd = open(path, O_RDONLY, 0);
if ( fd == -1 ) {
printf("[FAIL] open(%s) failed", path);
exit(0);
}
struct stat stat_buf;
if ( fstat(fd, &stat_buf) == -1) {
printf("[FAIL] fstat() failed\n");
exit(0);
}
void* loadAddress = mmap(NULL, stat_buf.st_size, PROT_READ, MAP_FILE | MAP_PRIVATE, fd, 0);
if ( loadAddress == ((void*)(-1)) ) {
printf("[FAIL] mmap() failed\n");
exit(0);
}
close(fd);
NSObjectFileImage ofi;
if ( NSCreateObjectFileImageFromMemory(loadAddress, stat_buf.st_size, &ofi) != NSObjectFileImageSuccess ) {
printf("[FAIL] NSCreateObjectFileImageFromMemory failed\n");
exit(0);
}
NSModule mod = NSLinkModule(ofi, path, NSLINKMODULE_OPTION_NONE);
if ( mod == NULL ) {
printf("[FAIL] NSLinkModule failed\n");
exit(0);
}
if ( !unlinkBeforeDestroy ) {
if ( !NSDestroyObjectFileImage(ofi) ) {
printf("[FAIL] NSDestroyObjectFileImage failed\n");
exit(0);
}
}
NSSymbol sym = NSLookupSymbolInModule(mod, "_fooInBundle");
if ( sym == NULL ) {
printf("[FAIL] NSLookupSymbolInModule failed\n");
exit(0);
}
void* func = NSAddressOfSymbol(sym);
if ( func == NULL ) {
printf("[FAIL] NSAddressOfSymbol failed\n");
exit(0);
}
Dl_info info;
if ( dladdr(func, &info) == 0 ) {
printf("[FAIL] dladdr(&p, xx) failed\n");
exit(0);
}
if ( !NSUnLinkModule(mod, NSUNLINKMODULE_OPTION_NONE) ) {
printf("[FAIL] NSUnLinkModule failed\n");
exit(0);
}
if ( dladdr(func, &info) != 0 ) {
printf("[FAIL] dladdr(&p, xx) found but should not have\n");
exit(0);
}
if ( unlinkBeforeDestroy ) {
if ( !NSDestroyObjectFileImage(ofi) ) {
printf("[FAIL] NSDestroyObjectFileImage failed\n");
exit(0);
}
}
}
int main(int argc, const char* argv[])
{
printf("[BEGIN] NSCreateObjectFileImageFromMemory-basic\n");
checkBundle(argv[1], true);
checkBundle(argv[1], false);
for (unsigned i = 0; i != 255; ++i)
checkBundle(argv[1], false);
printf("[PASS] NSCreateObjectFileImageFromMemory-basic\n");
return 0;
}