Fusee Stage 2: Flesh out Package2 patching (implement decryption, fixing of metadata)

fusee/fusee-secondary/src/kip.h

@@ -0,0 +1,47 @@
+#ifndef FUSEE_KIP_H
+#define FUSEE_KIP_H
+#include "utils.h"
+#include <stdint.h>
+
+/* Fusee definitions for INI1/KIP types. This is mostly taken from hactool. */
+
+#define MAGIC_INI1 0x31494E49
+#define MAGIC_KIP1 0x3150494B
+#define INI1_MAX_KIPS 0x50
+
+typedef struct {
+    uint32_t magic;
+    uint32_t size;
+    uint32_t num_processes;
+    uint32_t _0xC;
+    char kip_data[];
+} ini1_header_t;
+
+typedef struct {
+    uint32_t out_offset;
+    uint32_t out_size;
+    uint32_t compressed_size;
+    uint32_t attribute;
+} kip_section_header_t;
+
+typedef struct {
+    uint32_t magic;
+    char name[0xC];
+    uint64_t title_id;
+    uint32_t process_category;
+    uint8_t main_thread_priority;
+    uint8_t default_core;
+    uint8_t _0x1E;
+    uint8_t flags;
+    kip_section_header_t section_headers[6];
+    uint32_t capabilities[0x20];
+    unsigned char data[];
+} kip1_header_t;
+
+static inline uint64_t kip1_get_size_from_header(kip1_header_t *header) {
+    /* Header + .text + .rodata + .rwdata */
+    return 0x100 + header->section_headers[0].compressed_size + header->section_headers[1].compressed_size + header->section_headers[2].compressed_size;
+}
+
+
+#endif