X-Git-Url: https://git.saurik.com/ldid.git/blobdiff_plain/a0c715e9c070b60702407b8713b3874593ff833d..ee5f55567bd457e4c721267a154b796dc679f458:/ldid.hpp

diff --git a/ldid.hpp b/ldid.hpp
index ad85f03..b603bbd 100644
--- a/ldid.hpp
+++ b/ldid.hpp
@@ -3,14 +3,156 @@
 
 #include <cstdlib>
 #include <map>
+#include <sstream>
 #include <streambuf>
 #include <string>
+#include <vector>
 
 namespace ldid {
 
-typedef std::map<uint32_t, std::string> Slots;
+// I wish Apple cared about providing quality toolchains :/
 
-void Sign(void *idata, size_t isize, std::streambuf &output, const std::string &name, const std::string &entitlements, const std::string &key, const Slots &slots);
+template <typename Function_>
+class Functor;
+
+template <typename Type_, typename... Args_>
+class Functor<Type_ (Args_...)> {
+  public:
+    virtual Type_ operator ()(Args_... args) const = 0;
+};
+
+template <typename Function_>
+class FunctorImpl;
+
+template <typename Value_, typename Type_, typename... Args_>
+class FunctorImpl<Type_ (Value_::*)(Args_...) const> :
+    public Functor<Type_ (Args_...)>
+{
+  private:
+    const Value_ *value_;
+
+  public:
+    FunctorImpl(const Value_ &value) :
+        value_(&value)
+    {
+    }
+
+    virtual Type_ operator ()(Args_... args) const {
+        return (*value_)(args...);
+    }
+};
+
+template <typename Function_>
+FunctorImpl<decltype(&Function_::operator())> fun(const Function_ &value) {
+    return value;
+}
+
+class Folder {
+  public:
+    virtual void Save(const std::string &path, const void *flag, const Functor<void (std::streambuf &)> &code) = 0;
+    virtual bool Look(const std::string &path) = 0;
+    virtual void Open(const std::string &path, const Functor<void (std::streambuf &, const void *)> &code) = 0;
+    virtual void Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const Functor<void (const std::string &, const Functor<std::string ()> &)> &link) = 0;
+};
+
+class DiskFolder :
+    public Folder
+{
+  private:
+    const std::string path_;
+    std::map<std::string, std::string> commit_;
+
+    std::string Path(const std::string &path);
+
+    void Find(const std::string &root, const std::string &base, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const Functor<void (const std::string &, const Functor<std::string ()> &)> &link);
+
+  public:
+    DiskFolder(const std::string &path);
+    ~DiskFolder();
+
+    virtual void Save(const std::string &path, const void *flag, const Functor<void (std::streambuf &)> &code);
+    virtual bool Look(const std::string &path);
+    virtual void Open(const std::string &path, const Functor<void (std::streambuf &, const void *)> &code);
+    virtual void Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const Functor<void (const std::string &, const Functor<std::string ()> &)> &link);
+};
+
+class SubFolder :
+    public Folder
+{
+  private:
+    Folder &parent_;
+    std::string path_;
+
+  public:
+    SubFolder(Folder &parent, const std::string &path);
+
+    virtual void Save(const std::string &path, const void *flag, const Functor<void (std::streambuf &)> &code);
+    virtual bool Look(const std::string &path);
+    virtual void Open(const std::string &path, const Functor<void (std::streambuf &, const void *)> &code);
+    virtual void Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const Functor<void (const std::string &, const Functor<std::string ()> &)> &link);
+};
+
+class UnionFolder :
+    public Folder
+{
+  private:
+    class StringBuffer :
+        public std::stringbuf
+    {
+      public:
+        StringBuffer() {
+        }
+
+        StringBuffer(const StringBuffer &rhs) :
+            std::stringbuf(rhs.str())
+        {
+        }
+    };
+
+    Folder &parent_;
+    std::set<std::string> deletes_;
+
+    std::map<std::string, std::string> remaps_;
+    std::map<std::string, std::pair<StringBuffer, const void *>> resets_;
+
+    std::string Map(const std::string &path);
+    void Map(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const std::string &file, const Functor<void (const Functor<void (std::streambuf &, const void *)> &)> &save);
+
+  public:
+    UnionFolder(Folder &parent);
+
+    virtual void Save(const std::string &path, const void *flag, const Functor<void (std::streambuf &)> &code);
+    virtual bool Look(const std::string &path);
+    virtual void Open(const std::string &path, const Functor<void (std::streambuf &, const void *)> &code);
+    virtual void Find(const std::string &path, const Functor<void (const std::string &, const Functor<void (const Functor<void (std::streambuf &, std::streambuf &)> &)> &)> &code, const Functor<void (const std::string &, const Functor<std::string ()> &)> &link);
+
+    void operator ()(const std::string &from) {
+        deletes_.insert(from);
+    }
+
+    void operator ()(const std::string &from, const std::string &to) {
+        operator ()(from);
+        remaps_[to] = from;
+    }
+
+    std::stringbuf &operator ()(const std::string &from, const void *flag) {
+        operator ()(from);
+        auto &reset(resets_[from]);
+        reset.second = flag;
+        return reset.first;
+    }
+};
+
+struct Bundle {
+    std::string path;
+    std::vector<char> hash;
+};
+
+Bundle Sign(const std::string &root, Folder &folder, const std::string &key, const std::string &entitlements, const std::string &requirement);
+
+typedef std::map<uint32_t, std::vector<char>> Slots;
+
+std::vector<char> Sign(const void *idata, size_t isize, std::streambuf &output, const std::string &identifier, const std::string &entitlements, const std::string &requirement, const std::string &key, const Slots &slots);
 
 }