From b2b2189c51ca96d6ff3e9610c0da369f8c2b1e4d Mon Sep 17 00:00:00 2001
From: Michael <20937441+KMikeeU@users.noreply.github.com>
Date: Sun, 17 May 2026 19:22:36 +0200
Subject: [PATCH] feat: add readme

---
 Makefile        |  5 +++--
 src/encryptor.c | 13 ++++++++++++-
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 8074f26..21319fb 100644
--- a/Makefile
+++ b/Makefile
@@ -25,6 +25,7 @@ EMU_OBJ := build/emulated.riscv.elf
 EMU_OBJ_LICENSE ?= build/license
 EMU_OBJ_LICENSE_IF_EXISTS := $(wildcard $(EMU_OBJ_LICENSE))
 
+README_FILE ?= build/README.md
 ZIP_FILE ?= build/challenge.zip
 ZIP_FILE_IF_EXISTS := $(wildcard $(ZIP_FILE))
 
@@ -90,7 +91,7 @@ $(EMU_OBJ_LICENSE): $(EMU_OBJ) $(HOST_EXE_ENCRYPTOR) | build
 ifneq ($(EMU_OBJ_LICENSE_IF_EXISTS),)
 	rm $(EMU_OBJ_LICENSE_IF_EXISTS)
 endif
-	$(HOST_EXE_ENCRYPTOR) $(EMU_OBJ) $@
+	$(HOST_EXE_ENCRYPTOR) $(EMU_OBJ) $@ $(README_FILE)
 
 # Build (unencrypted) license file
 $(EMU_OBJ): $(EMU_OBJ_FILES) | build
@@ -98,7 +99,7 @@ $(EMU_OBJ): $(EMU_OBJ_FILES) | build
 
 
 # Bundle the challenge
-$(ZIP_FILE): $(HOST_EXE) $(EMU_OBJ_LICENSE) | build
+$(ZIP_FILE): $(HOST_EXE) $(EMU_OBJ_LICENSE) $(README_FILE) | build
 ifneq ($(ZIP_FILE_IF_EXISTS),)
 	rm $(ZIP_FILE_IF_EXISTS)
 endif
diff --git a/src/encryptor.c b/src/encryptor.c
index 942bfba..0764b23 100644
--- a/src/encryptor.c
+++ b/src/encryptor.c
@@ -8,12 +8,13 @@
 #include "util.h"
 
 int main(int argc, char** argv) {
-    if (argc != 3) {
+    if (argc != 4) {
         return 1;
     }
 
     char* input = argv[1];
     char* output = argv[2];
+    char* readme = argv[3];
 
     hw_info_t hwinfo = {0};
     if(get_hw_info(&hwinfo) != 0){
@@ -103,5 +104,15 @@ int main(int argc, char** argv) {
 
     fprintf(stderr, "Wrote encrypted license file to %s\n", output);
 
+    FILE* f_readme = fopen(readme, "w+");
+    fprintf(f_readme, "Oh, and one more thing you should know...\n");
+    fprintf(f_readme, "This doesn't just run on any hardware, I don't know how they did it\n");
+    fprintf(f_readme, "but it only works on my %s processor\n", hwinfo.model_name);
+    fprintf(f_readme, "running linux (version %s) with %s kb of RAM\n", hwinfo.os_version, hwinfo.mem_total);
+    fprintf(f_readme, "You'll find a way, slime. I'm sorry that I can't give you any more details\n");
+    fprintf(f_readme, "this is the last message I could get out before they... you know... ⛓️‍👮‍♂️\n");
+    fprintf(f_readme, "\n");
+    fprintf(f_readme, "- ASNT aka. Apfelsaftnaturtrüb\n");
+
     return 0;
 }