Use decomp-toolkit

This commit is contained in:
Luke Street 2022-11-27 23:06:16 -05:00
parent ef221d5c96
commit 607753a08f
11 changed files with 570 additions and 1206 deletions

232
Makefile
View File

@ -1,232 +0,0 @@
ifneq ($(findstring MINGW,$(shell uname)),)
WINDOWS := 1
endif
ifneq ($(findstring MSYS,$(shell uname)),)
WINDOWS := 1
endif
# If 0, tells the console to chill out. (Quiets the make process.)
VERBOSE ?= 0
# If GENERATE_MAP set to 1, tells LDFLAGS to generate a mapfile, which makes linking take several minutes.
GENERATE_MAP ?= 0
# Enable non-matching code & various fixes
NONMATCHING ?= 0
ifeq ($(VERBOSE),0)
QUIET := @
endif
#-------------------------------------------------------------------------------
# Files
#-------------------------------------------------------------------------------
NAME := mp1
VERSION ?= 0
VERSION_NUM := $(VERSION)
ifeq ($(VERSION),kor)
VERSION_NUM := 2
endif
BUILD_DIR := build/$(NAME).$(VERSION)
# Inputs
S_FILES := $(wildcard asm/*.s)
C_FILES := $(wildcard src/*.c)
CPP_FILES := $(wildcard src/*.cpp)
CPP_FILES += $(wildcard src/*.cp)
LDSCRIPT := $(BUILD_DIR)/ldscript.lcf
# Outputs
DOL := $(BUILD_DIR)/main.dol
ELF := $(DOL:.dol=.elf)
MAP := $(BUILD_DIR)/MetroidPrime.MAP
ifeq ($(GENERATE_MAP),1)
MAPGEN := -map $(MAP)
endif
include obj_files.mk
O_FILES := $(METROTRK_FILES) \
$(METROIDPRIME) $(WORLDFORMAT) $(WEAPONS) $(METARENDER) $(GUISYS) $(COLLISION) \
$(KYOTO_1) $(ZLIB_FILES) $(KYOTO_2) $(AI_FILES) \
$(AR_FILES) $(BASE_FILES) $(DB_FILES) $(DSP_FILES) $(DVD_FILES) $(GX_FILES) $(MTX_FILES) \
$(OS_FILES) $(PAD_FILES) $(VI_FILES) $(MSL_PPCEABI_BARE_H) $(MSL_COMMON_MATH) $(MUSYX_FILES) \
$(DTK_FILES) $(CARD_FILES) $(SI_FILES) $(EXI_FILES) $(THP_FILES) \
$(GBA_FILES)
DEPENDS := $(O_FILES:.o=.d)
# If a specific .o file is passed as a target, also process its deps
DEPENDS += $(MAKECMDGOALS:.o=.d)
#-------------------------------------------------------------------------------
# Tools
#-------------------------------------------------------------------------------
MWCC_VERSION := 1.3.2
MWLD_VERSION := 1.3.2
# Programs
export WINEDEBUG ?= -all
ifeq ($(WINDOWS),1)
WINE :=
AS := $(DEVKITPPC)/bin/powerpc-eabi-as.exe
CPP := $(DEVKITPPC)/bin/powerpc-eabi-cpp.exe -P
PYTHON := py
SHA1SUM := sha1sum
else
WIBO := $(shell command -v wibo 2> /dev/null)
ifdef WIBO
WINE ?= wibo
else
WINE ?= wine
endif
DEVKITPPC ?= /opt/devkitpro/devkitPPC
DEPENDS := $(DEPENDS:.d=.d.unix)
AS := $(DEVKITPPC)/bin/powerpc-eabi-as
CPP := $(DEVKITPPC)/bin/powerpc-eabi-cpp -P
PYTHON := python3
SHA1SUM := shasum -a 1
endif
CC = $(WINE) tools/mwcc_compiler/$(MWCC_VERSION)/mwcceppc.exe
LD := $(WINE) tools/mwcc_compiler/$(MWLD_VERSION)/mwldeppc.exe
ELF2DOL := tools/elf2dol
METROIDBUILDINFO := tools/metroidbuildinfo
TRANSFORM_DEP := tools/transform-dep.py
FRANK := tools/franklite.py
# Options
INCLUDES := -i include/ -i libc/
ASM_INCLUDES := -I include/
# DotKuribo/llvm-project
CLANG_CC ?= clang-kuribo
CLANG_CFLAGS := --target=ppc32-kuribo -mcpu=750 -nostdlib -fno-exceptions -fno-rtti -O3 -Wall -Wno-trigraphs -Wno-inline-new-delete -Wno-unused-private-field -fpermissive -std=gnu++11 $(ASM_INCLUDES)
ASFLAGS := -mgekko $(ASM_INCLUDES) --defsym version=$(VERSION_NUM)
ifeq ($(VERBOSE),1)
# this set of LDFLAGS outputs warnings.
LDFLAGS := $(MAPGEN) -fp fmadd -nodefaults
endif
ifeq ($(VERBOSE),0)
# this set of LDFLAGS generates no warnings.
LDFLAGS := $(MAPGEN) -fp fmadd -nodefaults -w off
endif
DEFINES = -DPRIME1 -DVERSION=$(VERSION_NUM) -DNONMATCHING=$(NONMATCHING)
CFLAGS_BASE = -proc gekko -nodefaults -Cpp_exceptions off -RTTI off -fp hard -fp_contract on -O4,p -maxerrors 1 -enum int -inline auto -str reuse -nosyspath -MMD $(DEFINES) $(INCLUDES)
CFLAGS = $(CFLAGS_BASE) -use_lmw_stmw on -str reuse,pool,readonly -gccinc -inline deferred,noauto -common on
CFLAGS_RUNTIME = $(CFLAGS_BASE) -use_lmw_stmw on -str reuse,pool,readonly -gccinc -inline deferred,auto
CFLAGS_MUSYX = $(CFLAGS_BASE) -fp hard -fp_contract off -str reuse,pool,readonly
ifeq ($(VERBOSE),0)
# this set of ASFLAGS generates no warnings.
ASFLAGS += -W
endif
$(METROTRK_FILES): MWCC_VERSION := 1.2.5
$(METROTRK_FILES): CFLAGS := $(CFLAGS_BASE)
$(BASE_FILES): MWCC_VERSION := 1.2.5
$(BASE_FILES): CFLAGS := $(CFLAGS_BASE)
$(AI_FILES): MWCC_VERSION := 1.2.5
$(AI_FILES): CFLAGS := $(CFLAGS_BASE)
$(OS_FILES): MWCC_VERSION := 1.2.5
$(OS_FILES): CFLAGS := $(CFLAGS_BASE)
$(CARD_FILES): MWCC_VERSION := 1.2.5
$(CARD_FILES): CFLAGS := $(CFLAGS_BASE)
$(DVD_FILES): MWCC_VERSION := 1.2.5
$(DVD_FILES): CFLAGS := $(CFLAGS_BASE)
$(DSP_FILES): MWCC_VERSION := 1.2.5
$(DSP_FILES): CFLAGS := $(CFLAGS_BASE)
$(MUSYX_FILES): CFLAGS := $(CFLAGS_MUSYX)
$(ZLIB_FILES): CFLAGS := $(CFLAGS_RUNTIME)
$(MSL_PPCEABI_BARE_H): CFLAGS := $(CFLAGS_RUNTIME)
$(MSL_COMMON_MATH): CFLAGS := $(CFLAGS_RUNTIME)
$(PAD_FILES): MWCC_VERSION := 1.2.5
$(PAD_FILES): CFLAGS := $(CFLAGS_BASE)
$(DTK_FILES): MWCC_VERSION := 1.2.5
$(DTK_FILES): CFLAGS := $(CFLAGS_BASE)
$(SI_FILES): MWCC_VERSION := 1.2.5
$(SI_FILES): CFLAGS := $(CFLAGS_BASE)
$(DB_FILES): MWCC_VERSION := 1.2.5
$(DB_FILES): CFLAGS := $(CFLAGS_BASE)
$(GBA_FILES): MWCC_VERSION := 1.2.5
$(GBA_FILES): CFLAGS := $(CFLAGS_BASE)
#-------------------------------------------------------------------------------
# Recipes
#-------------------------------------------------------------------------------
### Default target ###
default: all
all: $(DOL)
.PHONY: tools
$(LDSCRIPT): ldscript.lcf
$(QUIET) $(CPP) -MMD -MP -MT $@ -MF $@.d -I include/ -I . -DBUILD_DIR=$(BUILD_DIR) -o $@ $<
$(DOL): $(ELF) | tools
$(QUIET) $(ELF2DOL) $< $@
$(METROIDBUILDINFO) $@ buildstrings/$(NAME).$(VERSION).build
$(QUIET) $(SHA1SUM) -c sha1/$(NAME).$(VERSION).sha1
ifneq ($(findstring -map,$(LDFLAGS)),)
$(QUIET) $(PYTHON) tools/calcprogress.py $(DOL) $(MAP)
endif
clean:
$(RM) -r $(BUILD_DIR)
$(MAKE) -C tools clean
tools:
$(MAKE) -C tools
# ELF creation makefile instructions
$(ELF): $(O_FILES) $(LDSCRIPT)
@echo Linking ELF $@
$(QUIET) @echo $(O_FILES) > $(BUILD_DIR)/o_files
$(QUIET) $(LD) $(LDFLAGS) -o $@ -lcf $(LDSCRIPT) @$(BUILD_DIR)/o_files
%.d.unix: %.d $(TRANSFORM_DEP)
@echo Processing $<
$(QUIET) $(PYTHON) $(TRANSFORM_DEP) $< $@
-include $(DEPENDS)
$(BUILD_DIR)/%.o: %.s
@echo "Assembling" $<
$(QUIET) mkdir -p $(dir $@)
$(QUIET) $(AS) $(ASFLAGS) -o $@ $<
$(BUILD_DIR)/%.clang.o: %.cpp
@echo "Clang " $<
$(QUIET) mkdir -p $(dir $@)
$(QUIET) $(CLANG_CC) $(CLANG_CFLAGS) -c -o $@ $<
$(BUILD_DIR)/%.ep.o: $(BUILD_DIR)/%.o
@echo Frank is fixing $<
$(QUIET) mkdir -p $(dir $@)
$(QUIET) $(PYTHON) $(FRANK) $< $@
$(BUILD_DIR)/%.o: %.c
@echo "Compiling " $<
$(QUIET) mkdir -p $(dir $@)
$(QUIET) $(CC) $(CFLAGS) -c -o $(dir $@) $<
$(BUILD_DIR)/%.o: %.cp
@echo "Compiling " $<
$(QUIET) mkdir -p $(dir $@)
$(QUIET) $(CC) $(CFLAGS) -c -o $(dir $@) $<
$(BUILD_DIR)/%.o: %.cpp
@echo "Compiling " $<
$(QUIET) mkdir -p $(dir $@)
$(QUIET) $(CC) $(CFLAGS) -c -o $(dir $@) $<
### Debug Print ###
print-% : ; $(info $* is a $(flavor $*) variable set to [$($*)]) @true

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@ -23,9 +23,10 @@ Dependencies
Windows:
--------
- Install [ninja](https://github.com/ninja-build/ninja/releases) and add it to `%PATH%`.
- Install [devkitPro](https://github.com/devkitPro/installer/releases/latest) with GameCube development package.
- Open `C:\devkitPro\msys2\msys2.exe`
- Run the following:
- Install GameCube development packages:
```
pacman -Sy --noconfirm --needed msys2-keyring
pacman -Su --noconfirm --needed gcc git gamecube-dev
@ -33,25 +34,28 @@ Windows:
macOS:
------
- Install wine:
- Install [ninja](https://github.com/ninja-build/ninja/wiki/Pre-built-Ninja-packages):
```
brew tap gcenx/wine
brew install wine-crossover
sudo xattr -r -d com.apple.quarantine "/Applications/Wine Crossover.app"
brew install ninja
```
- Install [wine-crossover](https://github.com/Gcenx/homebrew-wine):
```
brew install --cask --no-quarantine gcenx/wine/wine-crossover
```
- Install [devkitPro](https://github.com/devkitPro/pacman/releases/latest).
- Run the following:
- Install GameCube development packages:
```
sudo dkp-pacman -Syu --noconfirm --needed gamecube-dev
```
Linux:
------
- Install [ninja](https://github.com/ninja-build/ninja/wiki/Pre-built-Ninja-packages).
- Install wine from your package manager.
- Faster alternative: [WiBo](https://github.com/decompals/WiBo), a minimal 32-bit Windows binary wrapper.
Ensure the binary is in `PATH`.
- Install [devkitPro](https://devkitpro.org/wiki/devkitPro_pacman).
- Run the following:
- Install GameCube development packages:
```
sudo dkp-pacman -Syu --noconfirm --needed gamecube-dev
```
@ -64,8 +68,13 @@ Building
git clone https://github.com/PrimeDecomp/prime.git
```
- Download [GC_WII_COMPILERS.zip](https://cdn.discordapp.com/attachments/727918646525165659/917185027656286218/GC_WII_COMPILERS.zip)
- Extract the contents of the `GC` directory to `tools/mwcc_compiler`
- Extract the _contents_ of the `GC` directory to `tools/mwcc_compiler`.
- Resulting structure should be (for example) `tools/mwcc_compiler/1.3.2/mwcceppc.exe`
- Configure:
```
python configure.py
```
- Build:
```
make -j
ninja
```

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@ -1,26 +1,4 @@
#!/usr/bin/env python3
import os
import io
import sys
import argparse
from shutil import which
from tools import ninja_syntax
parser = argparse.ArgumentParser()
parser.add_argument('--version', dest='version',
default='0', help='version to build (0, 1, kor)')
parser.add_argument('--map', dest='map', action='store_true',
help='generate map file')
parser.add_argument('--no-check', dest='check', action='store_false',
help='don\'t check hash of resulting dol')
parser.add_argument('--static-libs', dest='static_libs', action='store_true',
help='build and use static libs')
parser.add_argument('--devkitppc', dest='devkitppc', help='path to devkitPPC')
if os.name != "nt" and not "_NT-" in os.uname().sysname:
parser.add_argument('--wine', dest='wine', help='path to wine (or wibo)')
args = parser.parse_args()
LIBS = [
{
"lib": "TRK_MINNOW_DOLPHIN",
@ -652,7 +630,7 @@ LIBS = [
["Kyoto/zlib/inftrees", True],
["Kyoto/zlib/infutil", True],
["Kyoto/zlib/zutil", True],
]
],
},
{
"lib": "Kyoto_CW2",
@ -861,9 +839,7 @@ LIBS = [
"mwcc_version": "1.2.5",
"cflags": "$cflags_base",
"host": False,
"objects": [
"Dolphin/vi"
],
"objects": ["Dolphin/vi"],
},
{
"lib": "MSL_C.PPCEABI.bare.H",
@ -1056,284 +1032,495 @@ LIBS = [
},
]
# Create & link static libraries
# Disabled by default for now until we can get it working on windows/macOS
ENABLE_STATIC_LIBS = args.static_libs
if __name__ == "__main__":
import os
import io
import sys
import argparse
# On Windows, we need this to use && in commands
ALLOW_CHAIN = "cmd /c " if os.name == "nt" else ""
from shutil import which
from tools import ninja_syntax
out = io.StringIO()
n = ninja_syntax.Writer(out)
parser = argparse.ArgumentParser()
parser.add_argument(
"--version",
dest="version",
default="0",
help="version to build (0, 1, kor)",
)
parser.add_argument(
"--map",
dest="map",
action="store_true",
help="generate map file",
)
parser.add_argument(
"--no-check",
dest="check",
action="store_false",
help="don't check hash of resulting dol",
)
parser.add_argument(
"--static-libs",
dest="static_libs",
action="store_true",
help="build and use static libs",
)
parser.add_argument(
"--devkitppc",
dest="devkitppc",
help="path to devkitPPC",
)
if os.name != "nt" and not "_NT-" in os.uname().sysname:
parser.add_argument(
"--wine",
dest="wine",
help="path to wine (or wibo)",
)
parser.add_argument(
"--build-dtk",
dest="build_dtk",
help="path to decomp-toolkit source",
)
args = parser.parse_args()
n.variable("ninja_required_version", "1.3")
n.newline()
# On Windows, we need this to use && in commands
ALLOW_CHAIN = "cmd /c " if os.name == "nt" else ""
n.comment("The arguments passed to configure.py, for rerunning it.")
configure_args = sys.argv[1:]
# Ignore DEVKITPPC env var on Windows
if os.name != "nt" and "DEVKITPPC" in os.environ and not args.devkitppc:
configure_args.extend(["--devkitppc", os.environ["DEVKITPPC"]])
n.variable("configure_args", configure_args)
n.newline()
out = io.StringIO()
n = ninja_syntax.Writer(out)
###
# Variables
###
n.variable("version", args.version.lower())
if args.version.lower() == 'kor':
n.variable("version_num", "2")
elif args.version.isnumeric() and int(args.version) in [0, 1]:
n.variable("version_num", args.version)
else:
sys.exit(f"Invalid version \"{args.version}\"")
n.variable("builddir", "build/mp1.$version")
if args.devkitppc:
n.variable("devkitppc", args.devkitppc)
elif os.name == "nt":
n.variable("devkitppc", "C:\devkitPro\devkitPPC")
elif "DEVKITPPC" in os.environ:
n.variable("devkitppc", os.environ["DEVKITPPC"])
else:
n.variable("devkitppc", "/opt/devkitpro/devkitPPC")
n.variable("cflags_base", "-proc gekko -nodefaults -Cpp_exceptions off -RTTI off -fp hard -fp_contract on -O4,p -maxerrors 1 -enum int -inline auto -str reuse -nosyspath -MMD -DPRIME1 -DVERSION=$version_num -DNONMATCHING=0 -i include/ -i libc/")
n.variable("cflags_retro",
"$cflags_base -use_lmw_stmw on -str reuse,pool,readonly -gccinc -inline deferred,noauto -common on")
n.variable("cflags_runtime",
"$cflags_base -use_lmw_stmw on -str reuse,pool,readonly -gccinc -inline deferred,auto")
n.variable("cflags_musyx", "$cflags_base -str reuse,pool,readonly")
n.variable("asflags", "-mgekko -I include/ --defsym version=$version_num -W")
ldflags = "-fp fmadd -nodefaults -lcf ldscript.lcf -w off"
if args.map:
ldflags += " -map $builddir/MetroidPrime.MAP"
n.variable("ldflags", ldflags)
n.variable("mwcc_version", "1.3.2")
n.variable("python", sys.executable)
if os.name == "nt":
n.variable("sha1sum", "sha1sum")
n.variable("exe", ".exe")
else:
n.variable("sha1sum", "shasum -a 1")
if "_NT-" in os.uname().sysname:
# MSYS2
n.variable("wine", "")
elif args.wine:
n.variable("wine", args.wine + " ")
elif which("wibo") is not None:
n.variable("wine", "wibo ")
n.variable("ninja_required_version", "1.3")
n.newline()
n.comment("The arguments passed to configure.py, for rerunning it.")
configure_args = sys.argv[1:]
# Ignore DEVKITPPC env var on Windows
if os.name != "nt" and "DEVKITPPC" in os.environ and not args.devkitppc:
configure_args.extend(["--devkitppc", os.environ["DEVKITPPC"]])
n.variable("configure_args", configure_args)
n.newline()
###
# Variables
###
n.comment("Variables")
n.variable("version", args.version.lower())
if args.version.lower() == "kor":
n.variable("version_num", "2")
elif args.version.isnumeric() and int(args.version) in [0, 1]:
n.variable("version_num", args.version)
else:
n.variable("wine", "wine ")
n.variable("exe", "")
n.newline()
n.variable("host_cflags", "-I include/ -Wno-trigraphs")
n.variable("host_cppflags",
"-std=c++98 -I include/ -fno-exceptions -fno-rtti -D_CRT_SECURE_NO_WARNINGS -Wno-trigraphs -Wno-c++11-extensions")
###
# Rules
###
n.newline()
if os.name == "nt":
n.rule(name="mwcc", command="tools\\mwcc_compiler\\$mwcc_version\\mwcceppc.exe $cflags -c $in -o $basedir",
description="MWCC $out", depfile="$basefile.d", deps="gcc")
n.newline()
n.rule(name="mwcc_frank", command=ALLOW_CHAIN+"tools\\mwcc_compiler\\$mwcc_version\\mwcceppc.exe $cflags -c $in -o $basedir && " +
"$python tools/franklite.py $out $out",
description="FRANK $out", depfile="$basefile.d", deps="gcc")
n.newline()
n.rule(name="link", command="tools\\mwcc_compiler\\$mwcc_version\\mwldeppc.exe $ldflags -o $out @$out.rsp",
description="LINK $out", rspfile="$out.rsp", rspfile_content="$in")
n.newline()
n.rule(name="as", command="$devkitppc\\bin\\powerpc-eabi-as.exe $asflags -o $out $in -MD $out.d",
description="AS $out", depfile="$out.d", deps="gcc")
n.newline()
n.rule(name="ar", command="$devkitppc\\bin\\powerpc-eabi-ar.exe crs $out $in",
description="AR $out")
n.newline()
else:
n.rule(name="mwcc", command="${wine}tools/mwcc_compiler/$mwcc_version/mwcceppc.exe $cflags -c $in -o $basedir && " +
"$python tools/transform-dep.py $basefile.d $basefile.d",
description="MWCC $out", depfile="$basefile.d", deps="gcc")
n.newline()
n.rule(name="mwcc_frank", command="${wine}tools/mwcc_compiler/$mwcc_version/mwcceppc.exe $cflags -c $in -o $basedir && " +
"$python tools/franklite.py $out $out && " +
"$python tools/transform-dep.py $basefile.d $basefile.d",
description="FRANK $out", depfile="$basefile.d", deps="gcc")
n.newline()
n.rule(name="link", command="${wine}tools/mwcc_compiler/$mwcc_version/mwldeppc.exe $ldflags -o $out @$out.rsp",
description="LINK $out", rspfile="$out.rsp", rspfile_content="$in")
n.newline()
n.rule(name="as", command="$devkitppc/bin/powerpc-eabi-as $asflags -o $out $in -MD $out.d",
description="AS $out", depfile="$out.d", deps="gcc")
n.newline()
n.rule(name="ar", command="$devkitppc/bin/powerpc-eabi-ar crs $out $in",
description="AR $out")
n.newline()
n.rule(name="host_cc", command="clang $host_cflags -c -o $out $in",
description="host_cc $out")
n.rule(name="host_cpp", command="clang++ $host_cppflags -c -o $out $in",
description="host_c++ $out")
n.newline()
###
# Build
###
all_source_files = []
all_host_source_files = []
for lib in LIBS:
inputs = []
if "lib" in lib:
lib_name = lib["lib"]
n.comment(f"{lib_name}.a")
sys.exit(f'Invalid version "{args.version}"')
n.variable("builddir", "build/mp1.$version")
if args.devkitppc:
n.variable("devkitppc", args.devkitppc)
elif os.name == "nt":
n.variable("devkitppc", "C:\devkitPro\devkitPPC")
elif "DEVKITPPC" in os.environ:
n.variable("devkitppc", os.environ["DEVKITPPC"])
else:
n.comment("Loose files")
for object in lib["objects"]:
completed = None
add_to_all = True
if type(object) is list:
if len(object) > 2:
add_to_all = object[2]
completed = object[1]
object = object[0]
n.variable("devkitppc", "/opt/devkitpro/devkitPPC")
n.variable(
"cflags_base",
"-proc gekko -nodefaults -Cpp_exceptions off -RTTI off -fp hard -fp_contract on -O4,p -maxerrors 1 -enum int -inline auto -str reuse -nosyspath -MMD -DPRIME1 -DVERSION=$version_num -DNONMATCHING=0 -i include/ -i libc/",
)
n.variable(
"cflags_retro",
"$cflags_base -use_lmw_stmw on -str reuse,pool,readonly -gccinc -inline deferred,noauto -common on",
)
n.variable(
"cflags_runtime",
"$cflags_base -use_lmw_stmw on -str reuse,pool,readonly -gccinc -inline deferred,auto",
)
n.variable("cflags_musyx", "$cflags_base -str reuse,pool,readonly")
n.variable("asflags", "-mgekko -I include/ --defsym version=$version_num -W")
ldflags = "-fp fmadd -nodefaults -lcf ldscript.lcf -w off"
if args.map:
ldflags += " -map $builddir/MetroidPrime.MAP"
n.variable("ldflags", ldflags)
n.variable("mwcc_version", "1.3.2")
n.variable("python", sys.executable)
if os.name == "nt":
n.variable("exe", ".exe")
else:
if "_NT-" in os.uname().sysname:
# MSYS2
n.variable("wine", "")
elif args.wine:
n.variable("wine", args.wine + " ")
elif which("wibo") is not None:
n.variable("wine", "wibo ")
else:
n.variable("wine", "wine ")
n.variable("exe", "")
n.newline()
mwcc_version = lib["mwcc_version"]
c_file = None
if os.path.exists(os.path.join("src", f"{object}.cpp")):
c_file = os.path.join("src", f"{object}.cpp")
elif os.path.exists(os.path.join("src", f"{object}.c")):
c_file = os.path.join("src", f"{object}.c")
if c_file is not None:
if completed is None:
print(f"Mark as incomplete: {c_file}")
rule = "mwcc"
if mwcc_version == "1.2.5e":
mwcc_version = "1.2.5"
rule = "mwcc_frank"
n.build(f"$builddir/src/{object}.o", rule, c_file,
###
# Rules
###
if os.name == "nt":
n.comment("MWCC build")
n.rule(
name="mwcc",
command="tools\\mwcc_compiler\\$mwcc_version\\mwcceppc.exe $cflags -c $in -o $basedir",
description="MWCC $out",
depfile="$basefile.d",
deps="gcc",
)
n.newline()
n.comment("MWCC build with franklite")
n.rule(
name="mwcc_frank",
command=ALLOW_CHAIN
+ "tools\\mwcc_compiler\\$mwcc_version\\mwcceppc.exe $cflags -c $in -o $basedir && "
+ "$python tools/franklite.py $out $out",
description="FRANK $out",
depfile="$basefile.d",
deps="gcc",
)
n.newline()
n.comment("Link ELF file")
n.rule(
name="link",
command="tools\\mwcc_compiler\\$mwcc_version\\mwldeppc.exe $ldflags -o $out @$out.rsp",
description="LINK $out",
rspfile="$out.rsp",
rspfile_content="$in",
)
n.newline()
n.comment("Assemble asm")
n.rule(
name="as",
command="$devkitppc\\bin\\powerpc-eabi-as.exe $asflags -o $out $in -MD $out.d",
description="AS $out",
depfile="$out.d",
deps="gcc",
)
n.newline()
n.comment("Create static library")
n.rule(
name="ar",
command="$devkitppc\\bin\\powerpc-eabi-ar.exe crs $out $in",
description="AR $out",
)
n.newline()
else:
n.comment("MWCC build")
n.rule(
name="mwcc",
command="${wine}tools/mwcc_compiler/$mwcc_version/mwcceppc.exe $cflags -c $in -o $basedir && "
+ "$python tools/transform-dep.py $basefile.d $basefile.d",
description="MWCC $out",
depfile="$basefile.d",
deps="gcc",
)
n.newline()
n.comment("MWCC build with franklite")
n.rule(
name="mwcc_frank",
command="${wine}tools/mwcc_compiler/$mwcc_version/mwcceppc.exe $cflags -c $in -o $basedir && "
+ "$python tools/franklite.py $out $out && "
+ "$python tools/transform-dep.py $basefile.d $basefile.d",
description="FRANK $out",
depfile="$basefile.d",
deps="gcc",
)
n.newline()
n.comment("Link ELF file")
n.rule(
name="link",
command="${wine}tools/mwcc_compiler/$mwcc_version/mwldeppc.exe $ldflags -o $out @$out.rsp",
description="LINK $out",
rspfile="$out.rsp",
rspfile_content="$in",
)
n.newline()
n.comment("Assemble asm")
n.rule(
name="as",
command="$devkitppc/bin/powerpc-eabi-as $asflags -o $out $in -MD $out.d",
description="AS $out",
depfile="$out.d",
deps="gcc",
)
n.newline()
n.comment("Create static library")
n.rule(
name="ar",
command="$devkitppc/bin/powerpc-eabi-ar crs $out $in",
description="AR $out",
)
n.newline()
n.comment("Host build")
n.variable("host_cflags", "-I include/ -Wno-trigraphs")
n.variable(
"host_cppflags",
"-std=c++98 -I include/ -fno-exceptions -fno-rtti -D_CRT_SECURE_NO_WARNINGS -Wno-trigraphs -Wno-c++11-extensions",
)
n.rule(
name="host_cc",
command="clang $host_cflags -c -o $out $in",
description="host_cc $out",
)
n.rule(
name="host_cpp",
command="clang++ $host_cppflags -c -o $out $in",
description="host_c++ $out",
)
n.newline()
###
# Rules for source files
###
n.comment("Source files")
all_source_files = []
all_host_source_files = []
for lib in LIBS:
inputs = []
if "lib" in lib:
lib_name = lib["lib"]
n.comment(f"{lib_name}.a")
else:
n.comment("Loose files")
for object in lib["objects"]:
completed = None
add_to_all = True
if type(object) is list:
if len(object) > 2:
add_to_all = object[2]
completed = object[1]
object = object[0]
mwcc_version = lib["mwcc_version"]
c_file = None
if os.path.exists(os.path.join("src", f"{object}.cpp")):
c_file = os.path.join("src", f"{object}.cpp")
elif os.path.exists(os.path.join("src", f"{object}.c")):
c_file = os.path.join("src", f"{object}.c")
if c_file is not None:
if completed is None:
print(f"Mark as incomplete: {c_file}")
rule = "mwcc"
if mwcc_version == "1.2.5e":
mwcc_version = "1.2.5"
rule = "mwcc_frank"
n.build(
outputs=f"$builddir/src/{object}.o",
rule=rule,
inputs=c_file,
variables={
"mwcc_version": mwcc_version,
"cflags": lib["cflags"],
"basedir": os.path.dirname(f"$builddir/src/{object}"),
"basefile": f"$builddir/src/{object}"
})
if lib["host"]:
n.build(f"$builddir/host/{object}.o", "host_cc" if c_file.endswith(".c") else "host_cpp", c_file,
"basefile": f"$builddir/src/{object}",
},
)
if lib["host"]:
n.build(
outputs=f"$builddir/host/{object}.o",
rule="host_cc" if c_file.endswith(".c") else "host_cpp",
inputs=c_file,
variables={
"basedir": os.path.dirname(f"$builddir/src/{object}"),
"basefile": f"$builddir/src/{object}"
})
"basefile": f"$builddir/src/{object}",
},
)
if add_to_all:
all_host_source_files.append(f"$builddir/host/{object}.o")
if add_to_all:
all_host_source_files.append(f"$builddir/host/{object}.o")
if add_to_all:
all_source_files.append(f"$builddir/src/{object}.o")
if os.path.exists(os.path.join("asm", f"{object}.s")):
n.build(f"$builddir/asm/{object}.o", "as", f"asm/{object}.s")
if completed:
inputs.append(f"$builddir/src/{object}.o")
else:
inputs.append(f"$builddir/asm/{object}.o")
if ENABLE_STATIC_LIBS and "lib" in lib:
lib_name = lib["lib"]
n.build(f"$builddir/lib/{lib_name}.a", "ar", inputs)
n.newline()
n.comment("main.elf")
inputs = []
for lib in LIBS:
if ENABLE_STATIC_LIBS and "lib" in lib:
lib_name = lib["lib"]
inputs.append(f"$builddir/lib/{lib_name}.a")
else:
for object in lib["objects"]:
completed = False
if type(object) is list:
completed = object[1]
object = object[0]
all_source_files.append(f"$builddir/src/{object}.o")
if os.path.exists(os.path.join("asm", f"{object}.s")):
n.build(
outputs=f"$builddir/asm/{object}.o",
rule="as",
inputs=f"asm/{object}.s",
)
if completed:
inputs.append(f"$builddir/src/{object}.o")
else:
inputs.append(f"$builddir/asm/{object}.o")
if args.map:
n.build("$builddir/main.elf", "link", inputs,
implicit_outputs="$builddir/MetroidPrime.MAP")
else:
n.build("$builddir/main.elf", "link", inputs)
n.newline()
if args.static_libs and "lib" in lib:
lib_name = lib["lib"]
n.build(
outputs=f"$builddir/lib/{lib_name}.a",
rule="ar",
inputs=inputs,
)
n.newline()
###
# Helper rule for building all source files
###
n.comment("Adds a command for building all source files")
n.build("all_source", "phony", all_source_files)
n.newline()
###
# Link
###
n.comment("Link")
inputs = []
for lib in LIBS:
if args.static_libs and "lib" in lib:
lib_name = lib["lib"]
inputs.append(f"$builddir/lib/{lib_name}.a")
else:
for object in lib["objects"]:
completed = False
###
# Helper rule for building all source files, with a host compiler
###
n.comment("Adds a command for building all source files with a host compiler")
n.build("all_source_host", "phony", all_host_source_files)
n.newline()
if type(object) is list:
completed = object[1]
object = object[0]
###
# Generate DOL
###
n.comment("main.dol")
# TODO MSVC?
n.rule(name="cc", command="cc -MMD -MT $out -MF $out.d $in -o $out",
description="CC $out", depfile="$out.d", deps="gcc")
n.build("build/elf2dol$exe", "cc", "tools/elf2dol.c")
n.build("build/metroidbuildinfo$exe", "cc", "tools/metroidbuildinfo.c")
n.rule(name="elf2dol",
command=ALLOW_CHAIN+os.path.join("build", "elf2dol$exe")+" $in $out && " +
os.path.join("build", "metroidbuildinfo$exe") +
" $out buildstrings/mp1.$version.build",
description="DOL $out")
n.build("$builddir/main.dol", "elf2dol", "$builddir/main.elf",
implicit=["build/elf2dol$exe", "build/metroidbuildinfo$exe"])
n.newline()
###
# Check DOL hash
###
if args.check:
n.rule(name="check", command=ALLOW_CHAIN+"$sha1sum -c $in && touch $out",
description="CHECK $in")
n.build("$builddir/main.dol.ok", "check",
"sha1/mp1.$version.sha1", implicit="$builddir/main.dol")
if completed:
inputs.append(f"$builddir/src/{object}.o")
else:
inputs.append(f"$builddir/asm/{object}.o")
if args.map:
n.build(
outputs="$builddir/main.elf",
rule="link",
inputs=inputs,
implicit_outputs="$builddir/MetroidPrime.MAP",
)
else:
n.build(
outputs="$builddir/main.elf",
rule="link",
inputs=inputs,
)
n.newline()
###
# Progress script
###
if args.map:
n.rule(name="progress", command=ALLOW_CHAIN+"$python tools/calcprogress.py $in -o $out",
description="PROGRESS $in")
n.build("$builddir/main.dol.progress", "progress",
["$builddir/main.dol", "$builddir/MetroidPrime.MAP"])
###
# Helper rule for building all source files
###
n.comment("Build all source files")
n.build(
outputs="all_source",
rule="phony",
inputs=all_source_files,
)
n.newline()
###
# Regenerate on change
###
n.comment("Regenerate build files if build script changes.")
n.rule(name="configure", command="$python configure.py $configure_args", generator=True)
n.build("build.ninja", "configure", implicit=[
"configure.py", "tools/ninja_syntax.py"])
n.newline()
###
# Helper rule for building all source files, with a host compiler
###
n.comment("Build all source files with a host compiler")
n.build(
outputs="all_source_host",
rule="phony",
inputs=all_host_source_files,
)
n.newline()
###
# Default rule
###
dol_out = "$builddir/main.dol"
if args.check:
dol_out = "$builddir/main.dol.ok"
if args.map:
n.default([dol_out, "$builddir/main.dol.progress"])
else:
n.default(dol_out)
###
# Tooling
###
n.comment("decomp-toolkit")
if args.build_dtk:
n.variable("dtk", os.path.join("build", "tools", "release", "dtk$exe"))
n.rule(
name="cargo",
command="cargo build --release --manifest-path $in --bin $bin --target-dir $target",
description="CARGO $bin",
depfile="$target/release/$bin.d",
deps="gcc",
)
n.build(
outputs="$dtk",
rule="cargo",
inputs=os.path.join(args.build_dtk, "Cargo.toml"),
variables={
"bin": "dtk",
"target": os.path.join("build", "tools"),
},
)
else:
n.variable("dtk", os.path.join("build", "tools", "dtk$exe"))
n.rule(
name="download_dtk",
command="$python tools/download_dtk.py $in $out",
description="DOWNLOAD $out",
)
n.build(
outputs="$dtk",
rule="download_dtk",
inputs="dtk_version",
implicit=["tools/download_dtk.py"],
)
n.rule(
name="elf2dol",
command=ALLOW_CHAIN
+ "$dtk elf2dol $in $out && "
+ "$dtk metroidbuildinfo $out buildstrings/mp1.$version.build",
description="DOL $out",
)
n.build(
outputs="$builddir/main.dol",
rule="elf2dol",
inputs="$builddir/main.elf",
implicit="$dtk",
)
n.newline()
with open("build.ninja", 'w') as f:
f.write(out.getvalue())
n.close()
###
# Check DOL hash
###
if args.check:
n.comment("Check DOL hash")
n.rule(
name="check",
command=ALLOW_CHAIN + "$dtk shasum -c $in && touch $out",
description="CHECK $in",
)
n.build(
outputs="$builddir/main.dol.ok",
rule="check",
inputs="sha1/mp1.$version.sha1",
implicit=["$builddir/main.dol", "$dtk"],
)
n.newline()
###
# Progress script
###
if args.map:
n.comment("Check progress")
n.rule(
name="progress",
command="$python progress.py $in -o $out",
description="PROGRESS $in",
)
n.build(
outputs="$builddir/main.dol.progress",
rule="progress",
inputs=["$builddir/main.dol", "$builddir/MetroidPrime.MAP"],
)
n.newline()
###
# Regenerate on change
###
n.comment("Reconfigure on change")
n.rule(
name="configure",
command="$python configure.py $configure_args",
generator=True,
)
n.build(
outputs="build.ninja",
rule="configure",
implicit=["configure.py", "tools/ninja_syntax.py"],
)
n.newline()
###
# Default rule
###
n.comment("Default rule")
if args.check:
dol_out = "$builddir/main.dol.ok"
else:
dol_out = "$builddir/main.dol"
if args.map:
n.default([dol_out, "$builddir/main.dol.progress"])
else:
n.default([dol_out])
with open("build.ninja", "w") as f:
f.write(out.getvalue())
n.close()

1
dtk_version Normal file
View File

@ -0,0 +1 @@
v0.1.0

View File

@ -27,6 +27,8 @@ import math
import argparse
import json
from configure import LIBS
###############################################
# #
# Constants #
@ -88,13 +90,22 @@ if __name__ == "__main__":
parser.add_argument("-o", "--output", help="JSON output file")
args = parser.parse_args()
# HACK: Check asm or src in obj_file.mk
# HACK: Check asm or src in configure.py
# to avoid counting .comm/.lcomm as decompiled
asm_objs = []
with open('obj_files.mk', 'r') as file:
for line in file:
if "asm/" in line:
asm_objs.append(line.strip().rsplit('/', 1)[-1].rstrip('\\'))
for lib in LIBS:
for obj in lib["objects"]:
is_asm = False
obj_name = None
if type(obj) is list:
obj_name = obj[0]
is_asm = not obj[1]
else:
obj_name = obj
is_asm = True
if is_asm:
name = obj_name.split('/')[-1]
asm_objs.append(f"{name}.o")
# Sum up DOL section sizes
dol_handle = open(args.dol, "rb")

View File

@ -1,15 +0,0 @@
CC := gcc
CFLAGS := -O3 -Wall -s
default: all
all: elf2dol metroidbuildinfo
elf2dol: elf2dol.c
$(CC) $(CFLAGS) -o $@ $^
metroidbuildinfo: metroidbuildinfo.c
$(CC) $(CFLAGS) -o $@ $^
clean:
$(RM) elf2dol metroidbuildinfo

View File

@ -8,50 +8,53 @@ script_dir = os.path.dirname(os.path.realpath(__file__))
root_dir = os.path.abspath(os.path.join(script_dir, ".."))
src_dir = os.path.join(root_dir, "src")
include_dirs = [
os.path.join(root_dir, "include"),
os.path.join(root_dir, "libc"),
os.path.join(root_dir, "include"),
os.path.join(root_dir, "libc"),
]
include_pattern = re.compile(r'^#include\s*[<"](.+?)[>"]$')
guard_pattern = re.compile(r'^#ifndef\s+(.*)$')
guard_pattern = re.compile(r"^#ifndef\s+(.*)$")
defines = set()
def import_h_file(in_file, r_path) -> str:
rel_path = os.path.join(root_dir, r_path, in_file)
if os.path.exists(rel_path):
return import_c_file(rel_path)
return import_c_file(rel_path)
for include_dir in include_dirs:
inc_path = os.path.join(include_dir, in_file)
if os.path.exists(inc_path):
return import_c_file(inc_path)
inc_path = os.path.join(include_dir, in_file)
if os.path.exists(inc_path):
return import_c_file(inc_path)
else:
print("Failed to locate", in_file)
return ""
print("Failed to locate", in_file)
return ""
def import_c_file(in_file) -> str:
in_file = os.path.relpath(in_file, root_dir)
out_text = ''
out_text = ""
with open(in_file) as file:
for idx, line in enumerate(file):
guard_match = guard_pattern.match(line.strip())
if idx == 0:
if guard_match:
if guard_match[1] in defines:
break
defines.add(guard_match[1])
print("Processing file", in_file)
include_match = include_pattern.match(line.strip())
if include_match:
out_text += f"/* \"{in_file}\" line {idx} \"{include_match[1]}\" */\n"
out_text += import_h_file(include_match[1], os.path.dirname(in_file))
out_text += f"/* end \"{include_match[1]}\" */\n"
else:
out_text += line
for idx, line in enumerate(file):
guard_match = guard_pattern.match(line.strip())
if idx == 0:
if guard_match:
if guard_match[1] in defines:
break
defines.add(guard_match[1])
print("Processing file", in_file)
include_match = include_pattern.match(line.strip())
if include_match:
out_text += f'/* "{in_file}" line {idx} "{include_match[1]}" */\n'
out_text += import_h_file(include_match[1], os.path.dirname(in_file))
out_text += f'/* end "{include_match[1]}" */\n'
else:
out_text += line
return out_text
def main():
parser = argparse.ArgumentParser(
description="""Create a context file which can be used for decomp.me"""
@ -69,4 +72,4 @@ def main():
if __name__ == "__main__":
main()
main()

View File

@ -1,22 +0,0 @@
from sys import argv
def nextU32(f):
dat = f.read(4)
return int.from_bytes(dat, 'big')
with open(argv[1], 'rb') as dol:
offsets = [nextU32(dol) for i in range(18)]
addresses = [nextU32(dol) for i in range(18)]
sizes = [nextU32(dol) for i in range(18)]
target = int(argv[2], 16)
for i in range(0, 0x18):
offset = offsets[i]
size = sizes[i]
if offset <= target < offset + size:
section = i
delta = target - offset
break
print(hex(addresses[section] + delta))

40
tools/download_dtk.py Normal file
View File

@ -0,0 +1,40 @@
import argparse
import urllib.request
import os
import stat
from pathlib import Path
REPO = "https://github.com/encounter/decomp-toolkit"
def main():
parser = argparse.ArgumentParser()
parser.add_argument("tag_file", help="file containing GitHub tag")
parser.add_argument("output", type=Path, help="output file path")
args = parser.parse_args()
with open(args.tag_file, "r") as f:
tag = f.readline().rstrip()
uname = os.uname()
suffix = ""
platform = uname.sysname.lower()
if platform == "darwin":
platform = "macos"
elif platform == "windows":
suffix = ".exe"
arch = uname.machine.lower()
if arch == "amd64":
arch = "x86_64"
url = f"{REPO}/releases/download/{tag}/dtk-{platform}-{arch}{suffix}"
output = args.output
# print(f"Downloading {url} to {output}")
urllib.request.urlretrieve(url, output)
st = os.stat(output)
os.chmod(output, st.st_mode | stat.S_IEXEC)
if __name__ == "__main__":
main()

View File

@ -1,504 +0,0 @@
#include <errno.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/param.h>
#ifndef MAX
//! Get the maximum of two values
#define MAX(a, b) (((a) > (b)) ? (a) : (b))
#endif
#ifndef MIN
//! Get the minimum of two values
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
#endif
#define ARRAY_COUNT(arr) (sizeof(arr) / sizeof((arr)[0]))
#define EI_NIDENT 16
typedef struct {
unsigned char e_ident[EI_NIDENT];
uint16_t e_type;
uint16_t e_machine;
uint32_t e_version;
uint32_t e_entry;
uint32_t e_phoff;
uint32_t e_shoff;
uint32_t e_flags;
uint16_t e_ehsize;
uint16_t e_phentsize;
uint16_t e_phnum;
uint16_t e_shentsize;
uint16_t e_shnum;
uint16_t e_shstrndx;
} Elf32_Ehdr;
#define EI_CLASS 4
#define EI_DATA 5
#define EI_VERSION 6
#define EI_PAD 7
#define EI_NIDENT 16
#define ELFCLASS32 1
#define ELFDATA2MSB 2
#define EV_CURRENT 1
#define ET_EXEC 2
#define EM_PPC 20
typedef struct {
uint32_t p_type;
uint32_t p_offset;
uint32_t p_vaddr;
uint32_t p_paddr;
uint32_t p_filesz;
uint32_t p_memsz;
uint32_t p_flags;
uint32_t p_align;
} Elf32_Phdr;
#define PT_LOAD 1
#define PF_R 4
#define PF_W 2
#define PF_X 1
int verbosity = 0;
#if BYTE_ORDER == BIG_ENDIAN
#define swap32(x) (x)
#define swap16(x) (x)
#else
static inline uint32_t swap32(uint32_t v) {
return (v >> 24) | ((v >> 8) & 0x0000FF00) | ((v << 8) & 0x00FF0000) |
(v << 24);
}
static inline uint16_t swap16(uint16_t v) { return (v >> 8) | (v << 8); }
#endif /* BIG_ENDIAN */
typedef struct {
uint32_t text_off[7];
uint32_t data_off[11];
uint32_t text_addr[7];
uint32_t data_addr[11];
uint32_t text_size[7];
uint32_t data_size[11];
uint32_t bss_addr;
uint32_t bss_size;
uint32_t entry;
uint32_t pad[7];
} DOL_hdr;
#define HAVE_BSS 1
#define MAX_TEXT_SEGMENTS 7
#define MAX_DATA_SEGMENTS 11
#define DOL_ALIGNMENT 32
#define DOL_ALIGN(x) (((x) + DOL_ALIGNMENT - 1) & ~(DOL_ALIGNMENT - 1))
typedef struct {
DOL_hdr header;
int text_cnt;
int data_cnt;
uint32_t text_elf_off[7];
uint32_t data_elf_off[11];
uint32_t flags;
FILE* elf;
} DOL_map;
void usage(const char* name) {
fprintf(stderr, "Usage: %s [-h] [-v] [--] elf-file dol-file\n", name);
fprintf(stderr, " Convert an ELF file to a DOL file (by segments)\n");
fprintf(stderr, " Options:\n");
fprintf(stderr, " -h Show this help\n");
fprintf(stderr, " -v Be more verbose (twice for even more)\n");
}
#define die(x) \
{ \
fprintf(stderr, x "\n"); \
exit(1); \
}
#define perrordie(x) \
{ \
perror(x); \
exit(1); \
}
void ferrordie(FILE* f, const char* str) {
if (ferror(f)) {
fprintf(stderr, "Error while ");
perrordie(str);
} else if (feof(f)) {
fprintf(stderr, "EOF while %s\n", str);
exit(1);
} else {
fprintf(stderr, "Unknown error while %s\n", str);
exit(1);
}
}
void add_bss(DOL_map* map, uint32_t paddr, uint32_t memsz) {
if (map->flags & HAVE_BSS) {
uint32_t curr_start = swap32(map->header.bss_addr);
uint32_t curr_size = swap32(map->header.bss_size);
if (paddr < curr_start)
map->header.bss_addr = swap32(paddr);
// Total BSS size should be the end of the last bss section minus the
// start of the first bss section.
if (paddr + memsz > curr_start + curr_size)
map->header.bss_size = swap32(paddr + memsz - curr_start);
} else {
map->header.bss_addr = swap32(paddr);
map->header.bss_size = swap32(memsz);
map->flags |= HAVE_BSS;
}
}
void read_elf_segments(DOL_map* map, const char* elf) {
int read, i;
Elf32_Ehdr ehdr;
if (verbosity >= 2)
fprintf(stderr, "Reading ELF file...\n");
map->elf = fopen(elf, "rb");
if (!map->elf)
perrordie("Could not open ELF file");
read = fread(&ehdr, sizeof(ehdr), 1, map->elf);
if (read != 1)
ferrordie(map->elf, "reading ELF header");
if (memcmp(&ehdr.e_ident[0], "\177ELF", 4))
die("Invalid ELF header");
if (ehdr.e_ident[EI_CLASS] != ELFCLASS32)
die("Invalid ELF class");
if (ehdr.e_ident[EI_DATA] != ELFDATA2MSB)
die("Invalid ELF byte order");
if (ehdr.e_ident[EI_VERSION] != EV_CURRENT)
die("Invalid ELF ident version");
if (swap32(ehdr.e_version) != EV_CURRENT)
die("Invalid ELF version");
if (swap16(ehdr.e_type) != ET_EXEC)
die("ELF is not an executable");
if (swap16(ehdr.e_machine) != EM_PPC)
die("Machine is not PowerPC");
if (!swap32(ehdr.e_entry))
die("ELF has no entrypoint");
map->header.entry = ehdr.e_entry;
if (verbosity >= 2)
fprintf(stderr, "Valid ELF header found\n");
uint16_t phnum = swap16(ehdr.e_phnum);
uint32_t phoff = swap32(ehdr.e_phoff);
Elf32_Phdr* phdrs;
if (!phnum || !phoff)
die("ELF has no program headers");
if (swap16(ehdr.e_phentsize) != sizeof(Elf32_Phdr))
die("Invalid program header entry size");
phdrs = malloc(phnum * sizeof(Elf32_Phdr));
if (fseek(map->elf, phoff, SEEK_SET) < 0)
ferrordie(map->elf, "reading ELF program headers");
read = fread(phdrs, sizeof(Elf32_Phdr), phnum, map->elf);
if (read != phnum)
ferrordie(map->elf, "reading ELF program headers");
for (i = 0; i < phnum; i++) {
if (swap32(phdrs[i].p_type) == PT_LOAD) {
uint32_t offset = swap32(phdrs[i].p_offset);
uint32_t paddr = swap32(phdrs[i].p_vaddr);
uint32_t filesz = swap32(phdrs[i].p_filesz);
uint32_t memsz = swap32(phdrs[i].p_memsz);
uint32_t flags = swap32(phdrs[i].p_flags);
if (memsz) {
if (verbosity >= 2)
fprintf(stderr, "PHDR %d: 0x%x [0x%x] -> 0x%08x [0x%x] flags 0x%x\n",
i, offset, filesz, paddr, memsz, flags);
if (flags & PF_X) {
// TEXT segment
if (!(flags & PF_R))
fprintf(stderr, "Warning: non-readable segment %d\n", i);
if (flags & PF_W)
fprintf(stderr, "Warning: writable and executable segment %d\n", i);
if (filesz > memsz) {
fprintf(stderr,
"Error: TEXT segment %d memory size (0x%x) smaller than "
"file size (0x%x)\n",
i, memsz, filesz);
exit(1);
} else if (memsz > filesz) {
add_bss(map, paddr + filesz, memsz - filesz);
}
if (map->text_cnt >= MAX_TEXT_SEGMENTS) {
die("Error: Too many TEXT segments");
}
map->header.text_addr[map->text_cnt] = swap32(paddr);
map->header.text_size[map->text_cnt] = swap32(filesz);
map->text_elf_off[map->text_cnt] = offset;
map->text_cnt++;
} else {
// DATA or BSS segment
if (!(flags & PF_R))
fprintf(stderr, "Warning: non-readable segment %d\n", i);
if (filesz == 0) {
// BSS segment
add_bss(map, paddr, memsz);
} else {
// DATA segment
if (filesz > memsz) {
fprintf(stderr,
"Error: segment %d memory size (0x%x) is smaller than "
"file size (0x%x)\n",
i, memsz, filesz);
exit(1);
}
if (map->data_cnt >= MAX_DATA_SEGMENTS) {
die("Error: Too many DATA segments");
}
map->header.data_addr[map->data_cnt] = swap32(paddr);
map->header.data_size[map->data_cnt] = swap32(filesz);
map->data_elf_off[map->data_cnt] = offset;
map->data_cnt++;
}
}
} else {
if (verbosity >= 1)
fprintf(stderr, "Skipping empty program header %d\n", i);
}
} else if (verbosity >= 1) {
fprintf(stderr, "Skipping program header %d of type %d\n", i,
swap32(phdrs[i].p_type));
}
}
if (verbosity >= 2) {
fprintf(stderr, "Segments:\n");
for (i = 0; i < map->text_cnt; i++) {
fprintf(stderr, " TEXT %d: 0x%08x [0x%x] from ELF offset 0x%x\n", i,
swap32(map->header.text_addr[i]),
swap32(map->header.text_size[i]), map->text_elf_off[i]);
}
for (i = 0; i < map->data_cnt; i++) {
fprintf(stderr, " DATA %d: 0x%08x [0x%x] from ELF offset 0x%x\n", i,
swap32(map->header.data_addr[i]),
swap32(map->header.data_size[i]), map->data_elf_off[i]);
}
if (map->flags & HAVE_BSS)
fprintf(stderr, " BSS segment: 0x%08x [0x%x]\n",
swap32(map->header.bss_addr), swap32(map->header.bss_size));
}
}
void map_dol(DOL_map* map) {
uint32_t fpos;
int i;
if (verbosity >= 2)
fprintf(stderr, "Laying out DOL file...\n");
fpos = DOL_ALIGN(sizeof(DOL_hdr));
for (i = 0; i < map->text_cnt; i++) {
if (verbosity >= 2)
fprintf(stderr, " TEXT segment %d at 0x%x\n", i, fpos);
map->header.text_off[i] = swap32(fpos);
fpos = DOL_ALIGN(fpos + swap32(map->header.text_size[i]));
}
for (i = 0; i < map->data_cnt; i++) {
if (verbosity >= 2)
fprintf(stderr, " DATA segment %d at 0x%x\n", i, fpos);
map->header.data_off[i] = swap32(fpos);
fpos = DOL_ALIGN(fpos + swap32(map->header.data_size[i]));
}
if (map->text_cnt == 0) {
if (verbosity >= 1)
fprintf(stderr,
"Note: adding dummy TEXT segment to work around IOS bug\n");
map->header.text_off[0] = swap32(DOL_ALIGN(sizeof(DOL_hdr)));
}
if (map->data_cnt == 0) {
if (verbosity >= 1)
fprintf(stderr,
"Note: adding dummy DATA segment to work around IOS bug\n");
map->header.data_off[0] = swap32(DOL_ALIGN(sizeof(DOL_hdr)));
}
}
#define BLOCK (1024 * 1024)
void fcpy(FILE* dst, FILE* src, uint32_t dst_off, uint32_t src_off,
uint32_t size) {
int left = size;
int read;
int written;
int block;
void* blockbuf;
if (fseek(src, src_off, SEEK_SET) < 0)
ferrordie(src, "reading ELF segment data");
if (fseek(dst, dst_off, SEEK_SET) < 0)
ferrordie(dst, "writing DOL segment data");
blockbuf = malloc(MIN(BLOCK, left));
while (left) {
block = MIN(BLOCK, left);
read = fread(blockbuf, 1, block, src);
if (read != block) {
free(blockbuf);
ferrordie(src, "reading ELF segment data");
}
written = fwrite(blockbuf, 1, block, dst);
if (written != block) {
free(blockbuf);
ferrordie(dst, "writing DOL segment data");
}
left -= block;
}
free(blockbuf);
}
void fpad(FILE* dst, uint32_t dst_off, uint32_t size) {
uint32_t i;
if (fseek(dst, dst_off, SEEK_SET) < 0)
ferrordie(dst, "writing DOL segment data");
for (i = 0; i < size; i++)
fputc(0, dst);
}
void write_dol(DOL_map* map, const char* dol) {
FILE* dolf;
int written;
int i;
if (verbosity >= 2)
fprintf(stderr, "Writing DOL file...\n");
dolf = fopen(dol, "wb");
if (!dolf)
perrordie("Could not open DOL file");
if (verbosity >= 2) {
fprintf(stderr, "DOL header:\n");
for (i = 0; i < MAX(1, map->text_cnt); i++)
fprintf(stderr, " TEXT %d @ 0x%08x [0x%x] off 0x%x\n", i,
swap32(map->header.text_addr[i]),
swap32(map->header.text_size[i]),
swap32(map->header.text_off[i]));
for (i = 0; i < MAX(1, map->data_cnt); i++)
fprintf(stderr, " DATA %d @ 0x%08x [0x%x] off 0x%x\n", i,
swap32(map->header.data_addr[i]),
swap32(map->header.data_size[i]),
swap32(map->header.data_off[i]));
if (swap32(map->header.bss_addr) && swap32(map->header.bss_size))
fprintf(stderr, " BSS @ 0x%08x [0x%x]\n", swap32(map->header.bss_addr),
swap32(map->header.bss_size));
fprintf(stderr, " Entry: 0x%08x\n", swap32(map->header.entry));
fprintf(stderr, "Writing DOL header...\n");
}
// Write DOL header with aligned text and data section sizes
DOL_hdr aligned_header = map->header;
for (i = 0; i < ARRAY_COUNT(aligned_header.text_size); i++)
aligned_header.text_size[i] =
swap32(DOL_ALIGN(swap32(aligned_header.text_size[i])));
for (i = 0; i < ARRAY_COUNT(aligned_header.data_size); i++)
aligned_header.data_size[i] =
swap32(DOL_ALIGN(swap32(aligned_header.data_size[i])));
written = fwrite(&aligned_header, sizeof(DOL_hdr), 1, dolf);
if (written != 1)
ferrordie(dolf, "writing DOL header");
for (i = 0; i < map->text_cnt; i++) {
uint32_t size = swap32(map->header.text_size[i]);
uint32_t padded_size = DOL_ALIGN(size);
if (verbosity >= 2)
fprintf(stderr, "Writing TEXT segment %d...\n", i);
fcpy(dolf, map->elf, swap32(map->header.text_off[i]), map->text_elf_off[i],
size);
if (padded_size > size)
fpad(dolf, swap32(map->header.text_off[i]) + size, padded_size - size);
}
for (i = 0; i < map->data_cnt; i++) {
uint32_t size = swap32(map->header.data_size[i]);
uint32_t padded_size = DOL_ALIGN(size);
if (verbosity >= 2)
fprintf(stderr, "Writing DATA segment %d...\n", i);
fcpy(dolf, map->elf, swap32(map->header.data_off[i]), map->data_elf_off[i],
size);
if (padded_size > size)
fpad(dolf, swap32(map->header.data_off[i]) + size, padded_size - size);
}
if (verbosity >= 2)
fprintf(stderr, "All done!\n");
fclose(map->elf);
fclose(dolf);
}
int main(int argc, char** argv) {
char** arg;
if (argc < 2) {
usage(argv[0]);
return 1;
}
arg = &argv[1];
argc--;
while (argc && *arg[0] == '-') {
if (!strcmp(*arg, "-h")) {
usage(argv[0]);
return 1;
} else if (!strcmp(*arg, "-v")) {
verbosity++;
} else if (!strcmp(*arg, "--")) {
arg++;
argc--;
break;
} else {
fprintf(stderr, "Unrecognized option %s\n", *arg);
usage(argv[0]);
return 1;
}
arg++;
argc--;
}
if (argc < 2) {
usage(argv[0]);
exit(1);
}
const char* elf_file = arg[0];
const char* dol_file = arg[1];
DOL_map map;
memset(&map, 0, sizeof(map));
read_elf_segments(&map, elf_file);
map_dol(&map);
write_dol(&map, dol_file);
return 0;
}

View File

@ -1,114 +0,0 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define VERSION_MAX_LEN (size_t)(35)
#define METROID_BUILD_INFO_TAG "!#$MetroidBuildInfo!#$"
void* memmem(const void* l, size_t l_len, const void* s, size_t s_len) {
register char *cur, *last;
const char* cl = (const char*)l;
const char* cs = (const char*)s;
/* we need something to compare */
if (l_len == 0 || s_len == 0)
return NULL;
/* "s" must be smaller or equal to "l" */
if (l_len < s_len)
return NULL;
/* special case where s_len == 1 */
if (s_len == 1)
return memchr(l, (int)*cs, l_len);
/* the last position where its possible to find "s" in "l" */
last = (char*)cl + l_len - s_len;
for (cur = (char*)cl; cur <= last; cur++)
if (cur[0] == cs[0] && memcmp(cur, cs, s_len) == 0)
return cur;
return NULL;
}
int main(int argc, const char* argv[]) {
if (argc < 3) {
fprintf(stdout, "\t--- METROID BUILD INFO ---\n"
"\tWritten by Phillip \"Antidote\" Stephens\n"
"\tReleased under the MIT License\n\n"
"\tSets the MetroidBuildInfo tag value in a given binary\n"
"\tThe version string can be a maximum of 35 characters,\n"
"\texcluding null terminator\n"
"\t--------------------------\n"
);
fprintf(stdout, "Usage:\n"
"\tmetroidbuildinfo <binary> <build_file>\n");
return -1;
}
/* Let's try to get the source binary */
FILE* source = fopen(argv[1], "rb");
if (!source) {
fprintf(stderr, "Unable to open '%s'\nPlease ensure the file exists!\n", argv[1]);
return -2;
}
char build_string[36] = {0};
FILE* build = fopen(argv[2], "rb");
if (!build) {
fprintf(stderr, "Unable to open '%s'\nPlease ensure the file exists!\n", argv[2]);
return -3;
}
size_t read_len = fread(build_string, 1, 35, build);
fclose(build);
if (read_len <= 0) {
fprintf(stderr, "Empty file %s specified for build version!\n", argv[2]);
return -4;
}
build_string[strcspn(build_string, "\r\n")] = '\0';
/* Get source length */
fseek(source, 0, SEEK_END);
size_t source_len = ftell(source);
rewind(source);
void* source_buf = malloc(source_len);
if (source_buf == NULL) {
fprintf(stderr, "Unable to allocate buffer of size %zubytes!\n", source_len);
return -5;
}
fread(source_buf, 1, source_len, source);
fclose(source);
/* Find the build info tag so we can stuff our version info in the binary */
void* ptr =
memmem(source_buf, source_len, METROID_BUILD_INFO_TAG, strlen(METROID_BUILD_INFO_TAG));
if (ptr == NULL) {
fprintf(stderr, "Unable to find build info tag in source!\n");
return -6;
}
/* Lets actually copy over the build string */
strcpy(ptr + strlen(METROID_BUILD_INFO_TAG), build_string);
/* Now attempt to open the target file */
FILE* target = fopen(argv[1], "wb");
if (!target) {
fprintf(stderr, "Unable to open '%s'\nPlease ensure you have write permissions!\n", argv[1]);
return -7;
}
/* Finally write the buffer to the target file */
fwrite(source_buf, 1, source_len, target);
fclose(target);
/* Don't leak */
free(source_buf);
return 0;
}