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Fixing location of mach_override project #1

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Fixing location of mach_override project #1

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2 changes: 1 addition & 1 deletion mach_override_example.xcworkspace/contents.xcworkspacedata
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44 changes: 30 additions & 14 deletions objc_runtime_hooker/objc_runtime_hooker/objc_runtime_hooker.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -20,18 +20,34 @@
// looking at the order of the 'link binary with libraries' phase.
__attribute__((constructor))
static void _hook_objc_runtime() {
kern_return_t err;
MACH_OVERRIDE(void, method_exchangeImplementations, (Method m1, Method m2), &err) {
printf("Exchanging implementations for method %s and %s.\n", sel_getName(method_getName(m1)), sel_getName(method_getName(m2)));
kern_return_t err;
MACH_OVERRIDE(void, method_exchangeImplementations, (Method m1, Method m2), &err) {
printf("Exchanging implementations for method %s and %s.\n", sel_getName(method_getName(m1)), sel_getName(method_getName(m2)));

method_exchangeImplementations_reenter(m1, m2);
}
END_MACH_OVERRIDE(method_exchangeImplementations);

MACH_OVERRIDE(void, method_setImplementation, (Method method, IMP imp), &err) {
printf("Setting new implementation for method %s.\n", sel_getName(method_getName(method)));

method_setImplementation_reenter(method, imp);
}
END_MACH_OVERRIDE(method_setImplementation);

MACH_OVERRIDE(void, class_replaceMethod, (Class cls, SEL name, IMP imp, const char *types), &err) {
printf("Setting new implementation for method %s of class%s.\n", sel_getName(name), class_getName(cls));

class_replaceMethod_reenter(cls, name, imp, types);
}
END_MACH_OVERRIDE(class_replaceMethod);

MACH_OVERRIDE(void, class_addMethod, (Class cls, SEL name, IMP imp, const char *types), &err) {
printf("Adding new for method %s of class%s.\n", sel_getName(name), class_getName(cls));

class_addMethod_reenter(cls, name, imp, types);
}
END_MACH_OVERRIDE(class_addMethod);


method_exchangeImplementations_reenter(m1, m2);
}
END_MACH_OVERRIDE(method_exchangeImplementations);

MACH_OVERRIDE(void, method_setImplementation, (Method method, IMP imp), &err) {
printf("Setting new implementation for method %s.\n", sel_getName(method_getName(method)));

method_setImplementation_reenter(method, imp);
}
END_MACH_OVERRIDE(method_setImplementation);
}
}