// probe.hid · IOKit.framework / GameController.framework · CVE-2026-112515
// HID event path reachability probe
// C twin of the Swift POC: dlopens IOKit and GameController, dlsyms the HID entry
// points the CVE lives behind, and reports which resolve in this process.
// Build: clang -O2 -o cve-2026-112515 CVE-2026-112515.c
// Run:   ./cve-2026-112515

#include <stdio.h>
#include <string.h>
#include <dlfcn.h>

static void probe(const char *lib, const char **symbols, int n) {
    void *h = dlopen(lib, RTLD_NOW);
    if (!h) {
        printf("x %s\n", lib);
        return;
    }
    printf("ok %s\n", lib);
    for (int i = 0; i < n; i++) {
        printf("  %s: %s\n", symbols[i], dlsym(h, symbols[i]) ? "resolved" : "missing");
    }
}

int main(void) {
    const char *iokit_syms[] = {
        "IOHIDManagerCreate", "IOHIDDeviceGetProperty", "IOHIDEventCreateCopy",
        "IOHIDEventSystemClientCreate", "IOHIDEventCreateData",
    };
    const char *gc_syms[] = {"GCController", "GCHIDEventSource", "GCExtendedGamepad"};

    probe("/System/Library/Frameworks/IOKit.framework/IOKit", iokit_syms, 5);
    probe("/System/Library/Frameworks/GameController.framework/GameController", gc_syms, 3);
    printf("CVE-2026-112515 · HID path probed\n");
    return 0;
}