Added neimod's ctrtool

Will be base code for improvments

ctrtool/firm.h

@@ -0,0 +1,57 @@
+#ifndef _FIRM_H_
+#define _FIRM_H_
+
+#include "types.h"
+#include "info.h"
+#include "ctr.h"
+#include "filepath.h"
+#include "settings.h"
+
+
+typedef struct
+{
+	u8 offset[4];
+	u8 address[4];
+	u8 size[4];
+	u8 type[4];
+	u8 hash[32];
+} firm_sectionheader;
+
+
+
+
+typedef struct
+{
+	u8 magic[4];
+	u8 reserved1[4];
+	u8 entrypointarm11[4];
+	u8 entrypointarm9[4];
+	u8 reserved2[0x30];
+	firm_sectionheader section[4];
+	u8 signature[0x100];
+} firm_header;
+
+typedef struct
+{
+	FILE* file;
+	settings* usersettings;
+	u32 offset;
+	u32 size;
+	firm_header header;
+	ctr_sha256_context sha;
+	int hashcheck[4];
+	int headersigcheck;
+} firm_context;
+
+void firm_init(firm_context* ctx);
+void firm_set_file(firm_context* ctx, FILE* file);
+void firm_set_offset(firm_context* ctx, u32 offset);
+void firm_set_size(firm_context* ctx, u32 size);
+void firm_set_usersettings(firm_context* ctx, settings* usersettings);
+void firm_process(firm_context* ctx, u32 actions);
+void firm_print(firm_context* ctx);
+void firm_save(firm_context* ctx, u32 index, u32 flags);
+int firm_verify(firm_context* ctx, u32 flags);
+void firm_signature_verify(firm_context* ctx);
+
+#endif // _FIRM_H_