wip: shared library support

programs/include/libloader/libloader.h

@@ -0,0 +1,39 @@
+/*
+    * libloader.h
+    * Dynamic library loading interface for MontaukOS
+    * Copyright (c) 2026 Daniel Hammer
+*/
+
+#pragma once
+#include <montauk/syscall.h>
+
+// Library handle - opaque to users
+struct LibHandle {
+    int handle;       // syscall handle (slot + 1)
+    uint64_t base;    // base virtual address
+    char path[256];
+    int symbolCount;
+    struct SymbolEntry {
+        char name[64];
+        uint64_t offset;
+    }* symbols;
+};
+
+namespace libloader {
+
+// Maximum libraries that can be loaded per process
+static constexpr int MaxLoadedLibs = 8;
+
+// Load a shared library.
+// Returns a LibHandle* on success, or nullptr on failure.
+LibHandle* dlopen(const char* path);
+
+// Look up a symbol in a loaded library.
+// Returns the function/data pointer, or nullptr if not found.
+void* dlsym(LibHandle* lib, const char* symbolName);
+
+// Unload a library.
+// Returns 0 on success, -1 on failure.
+int dlclose(LibHandle* lib);
+
+}  // namespace libloader