From 2f3863328205b355f543a2c286464e8c300d6ac2 Mon Sep 17 00:00:00 2001
From: CreateSource <abnormalhare822@gmail.com>
Date: Wed, 22 Nov 2023 11:55:14 -0500
Subject: [PATCH] first commit

---
 ctx.c                               | 57 ++++++++++++++++++++++
 src/REL/subchrselDll/subchrselDll.c | 18 +++++++
 src/REL/subchrselDll/subchrselDll.h | 11 +++++
 tools/m2ctx.py                      | 73 +++++++++++++++++++++++++++++
 4 files changed, 159 insertions(+)
 create mode 100644 ctx.c
 create mode 100644 src/REL/subchrselDll/subchrselDll.c
 create mode 100644 src/REL/subchrselDll/subchrselDll.h
 create mode 100644 tools/m2ctx.py

diff --git a/ctx.c b/ctx.c
new file mode 100644
index 00000000..cc4bd52f
--- /dev/null
+++ b/ctx.c
@@ -0,0 +1,57 @@
+#define _FUNCTIONS_H_ 
+#define _COMMON_H_ 
+#define REL_EXECUTOR_H 
+#define _TYPES_H_ 
+#define F3DEX_GBI_2 1
+#define M2CTX 1
+#define _COMMON_STRUCTS_H 
+#define _LANGUAGE_C 1
+#define _MIPS_SZLONG 32
+typedef unsigned char u8;
+typedef unsigned short u16;
+typedef unsigned long u32;
+typedef unsigned long long u64;
+typedef signed char s8;
+typedef short s16;
+typedef long s32;
+typedef long long s64;
+typedef volatile unsigned char vu8;
+typedef volatile unsigned short vu16;
+typedef volatile unsigned long vu32;
+typedef volatile unsigned long long vu64;
+typedef volatile signed char vs8;
+typedef volatile short vs16;
+typedef volatile long vs32;
+typedef volatile long long vs64;
+typedef float f32;
+typedef double f64;
+typedef struct UnkOvl {
+    s32 unk0;
+    char unk4[4];
+    s32 unk8;
+} UnkOvl;
+typedef struct Vec3f {
+    f32 x;
+    f32 y;
+    f32 z;
+} Vec3f;
+void OSReport(const char * format, ...);
+void* HuPrcCreate(void (*), s32, s32, s32);
+void Hu3DBGColorSet(u8, u8, u8);
+void Hu3DCameraCreate(s16);
+void Hu3DCameraPerspectiveSet(s16, f32, f32, f32, f32);
+void Hu3DCameraViewportSet(s16, f32, f32, f32, f32, f32, f32);
+void omOvlHisChg(s32, s32, s32, s32);
+UnkOvl* omOvlHisGet(s32);
+void* omInitObjMan(s32, s32);
+void fn_80044920(s16);
+void fn_80045F74(s16, s32);
+s32 fn_800578E4(void);
+void fn_1_26C(void);
+extern int _prolog();
+extern void _epilog();
+typedef void (*VoidFunc)(void);
+extern const VoidFunc _ctors[];
+extern const VoidFunc _dtors[];
+extern void ModuleProlog(void);
+extern void ModuleEpilog(void);
diff --git a/src/REL/subchrselDll/subchrselDll.c b/src/REL/subchrselDll/subchrselDll.c
new file mode 100644
index 00000000..9f9678e9
--- /dev/null
+++ b/src/REL/subchrselDll/subchrselDll.c
@@ -0,0 +1,18 @@
+#include "subchrselDll.h"
+
+void fn_1_A0(void) {
+    void* sp8 = omInitObjMan(0x32, 0x2000);
+    Hu3DBGColorSet(0U, 0U, 0U);
+    fn_8000C760(&fn_1_164, 0x1000, 0x3000, 0, fn_8000CA3C());
+    fn_800414AC(1, 0, -1);
+}
+
+u16 fn_1_10C(void) {
+    u16 var_r31;
+
+    var_r31 = lbl_801D3AD0;
+    if (lbl_1_bss_0 != lbl_801D3AAC) {
+        var_r31 |= lbl_801D3AAC;
+    }
+    return var_r31;
+}
diff --git a/src/REL/subchrselDll/subchrselDll.h b/src/REL/subchrselDll/subchrselDll.h
new file mode 100644
index 00000000..b996b549
--- /dev/null
+++ b/src/REL/subchrselDll/subchrselDll.h
@@ -0,0 +1,11 @@
+#include "common.h"
+#include "REL/executor.h"
+
+void fn_8000C760(void*, s32, s32, s32, s32);
+s32 fn_8000CA3C();
+void fn_800414AC(s16, s16, s16);
+extern void fn_1_164(void);
+
+extern u8 lbl_1_bss_0;
+extern u8 lbl_801D3AAC;
+extern u16 lbl_801D3AD0;
diff --git a/tools/m2ctx.py b/tools/m2ctx.py
new file mode 100644
index 00000000..824145c9
--- /dev/null
+++ b/tools/m2ctx.py
@@ -0,0 +1,73 @@
+#!/usr/bin/env python3
+
+import argparse
+import os
+import sys
+import subprocess
+import tempfile
+
+script_dir = os.path.dirname(os.path.realpath(__file__))
+root_dir = os.path.abspath(os.path.join(script_dir, ".."))
+src_dir = root_dir + "src/"
+
+# Project-specific
+CPP_FLAGS = [
+    "-Iinclude",
+    "-Isrc",
+    "-Ibuild/include",
+    "-Iinclude/engine",
+    "-D_LANGUAGE_C",
+    "-DF3DEX_GBI_2",
+    "-D_MIPS_SZLONG=32",
+    "-D__attribute__(...)=",
+    "-D__asm__(...)=",
+    "-ffreestanding",
+    "-DM2CTX",
+]
+
+def import_c_file(in_file) -> str:
+    in_file = os.path.relpath(in_file, root_dir)
+    cpp_command = ["gcc", "-E", "-P", "-dM", *CPP_FLAGS, in_file]
+    cpp_command2 = ["gcc", "-E", "-P", *CPP_FLAGS, in_file]
+
+    with tempfile.NamedTemporaryFile(suffix=".c") as tmp:
+        stock_macros = subprocess.check_output(["gcc", "-E", "-P", "-dM", tmp.name], cwd=root_dir, encoding="utf-8")
+
+    out_text = ""
+    try:
+        out_text += subprocess.check_output(cpp_command, cwd=root_dir, encoding="utf-8")
+        out_text += subprocess.check_output(cpp_command2, cwd=root_dir, encoding="utf-8")
+    except subprocess.CalledProcessError:
+        print(
+            "Failed to preprocess input file, when running command:\n"
+            + ' '.join(cpp_command),
+            file=sys.stderr,
+            )
+        sys.exit(1)
+
+    if not out_text:
+        print("Output is empty - aborting")
+        sys.exit(1)
+
+    for line in stock_macros.strip().splitlines():
+        out_text = out_text.replace(line + "\n", "")
+    return out_text
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="""Create a context file which can be used for mips_to_c"""
+    )
+    parser.add_argument(
+        "c_file",
+        help="""File from which to create context""",
+    )
+    args = parser.parse_args()
+
+    output = import_c_file(args.c_file)
+
+    with open(os.path.join(root_dir, "ctx.c"), "w", encoding="UTF-8") as f:
+        f.write(output)
+
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file