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MCMrARM 2018-05-15 14:57:40 +02:00
commit e3f450ba7b
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13
.gitignore vendored Normal file
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build
/*.elf
/*.nacp
/*.nro
/*.nso
/*.map
/*.pfs0
/*.lst
# Clion files
.idea
cmake-build-debug
CMakeLists.txt

172
Makefile Normal file
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#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------
ifeq ($(strip $(DEVKITPRO)),)
$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>/devkitpro")
endif
TOPDIR ?= $(CURDIR)
include $(DEVKITPRO)/libnx/switch_rules
TARGET := swupdatedumper
BUILD := build
SOURCES := source
DATA := data
INCLUDES := include
EXEFS_SRC := exefs_src
#ROMFS := romfs
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -march=armv8-a -mtune=cortex-a57 -mtp=soft -fPIE
CFLAGS := -g -Wall -O2 -ffunction-sections \
$(ARCH) $(DEFINES)
CFLAGS += $(INCLUDE) -D__SWITCH__
CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
ASFLAGS := -g $(ARCH)
LDFLAGS = -specs=$(DEVKITPRO)/libnx/switch.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
LIBS := -lnx
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing
# include and lib
#---------------------------------------------------------------------------------
LIBDIRS := $(PORTLIBS) $(LIBNX)
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export TOPDIR := $(CURDIR)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
#---------------------------------------------------------------------------------
export LD := $(CC)
#---------------------------------------------------------------------------------
else
#---------------------------------------------------------------------------------
export LD := $(CXX)
#---------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------
export OFILES_BIN := $(addsuffix .o,$(BINFILES))
export OFILES_SRC := $(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
export OFILES := $(OFILES_BIN) $(OFILES_SRC)
export HFILES_BIN := $(addsuffix .h,$(subst .,_,$(BINFILES)))
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
export BUILD_EXEFS_SRC := $(TOPDIR)/$(EXEFS_SRC)
ifeq ($(strip $(ICON)),)
icons := $(wildcard *.jpg)
ifneq (,$(findstring $(TARGET).jpg,$(icons)))
export APP_ICON := $(TOPDIR)/$(TARGET).jpg
else
ifneq (,$(findstring icon.jpg,$(icons)))
export APP_ICON := $(TOPDIR)/icon.jpg
endif
endif
else
export APP_ICON := $(TOPDIR)/$(ICON)
endif
ifeq ($(strip $(NO_ICON)),)
export NROFLAGS += --icon=$(APP_ICON)
endif
ifeq ($(strip $(NO_NACP)),)
export NROFLAGS += --nacp=$(CURDIR)/$(TARGET).nacp
endif
ifneq ($(APP_TITLEID),)
export NACPFLAGS += --titleid=$(APP_TITLEID)
endif
ifneq ($(ROMFS),)
export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
endif
.PHONY: $(BUILD) clean all
#---------------------------------------------------------------------------------
all: $(BUILD)
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(TARGET).pfs0 $(TARGET).nso $(TARGET).nro $(TARGET).nacp $(TARGET).elf
#---------------------------------------------------------------------------------
else
.PHONY: all
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
all : $(OUTPUT).pfs0 $(OUTPUT).nro
$(OUTPUT).pfs0 : $(OUTPUT).nso
$(OUTPUT).nso : $(OUTPUT).elf
ifeq ($(strip $(NO_NACP)),)
$(OUTPUT).nro : $(OUTPUT).elf $(OUTPUT).nacp
else
$(OUTPUT).nro : $(OUTPUT).elf
endif
$(OUTPUT).elf : $(OFILES)
$(OFILES_SRC) : $(HFILES_BIN)
#---------------------------------------------------------------------------------
# you need a rule like this for each extension you use as binary data
#---------------------------------------------------------------------------------
%.bin.o : %.bin
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@$(bin2o)
-include $(DEPENDS)
#---------------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------------

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#include "fsext.h"
#include <switch/kernel/ipc.h>
// IFileSystemProxy
Result fsOpenGameCard(FsStorage* out, u32 handle, u32 partition) {
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
u32 handle;
u32 partition;
} PACKED *raw;
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 30;
raw->handle = handle;
raw->partition = partition;
Result rc = serviceIpcDispatch(fsGetServiceSession());
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
ipcParse(&r);
struct {
u64 magic;
u64 result;
} *resp = r.Raw;
rc = resp->result;
if (R_SUCCEEDED(rc)) {
serviceCreate(&out->s, r.Handles[0]);
}
}
return rc;
}
// IDeviceOperator
Result fsDeviceOperatorIsGameCardInserted(FsDeviceOperator* d, bool* out) {
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
} *raw;
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 200;
Result rc = serviceIpcDispatch(&d->s);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
ipcParse(&r);
struct {
u64 magic;
u64 result;
u8 is_inserted;
} *resp = r.Raw;
rc = resp->result;
if (R_SUCCEEDED(rc)) {
*out = resp->is_inserted != 0;
}
}
return rc;
}
Result fsDeviceOperatorGetGameCardHandle(FsDeviceOperator* d, u32* out) {
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
} *raw;
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 202;
Result rc = serviceIpcDispatch(&d->s);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
ipcParse(&r);
struct {
u64 magic;
u64 result;
u32 handle;
} *resp = r.Raw;
rc = resp->result;
if (R_SUCCEEDED(rc)) {
*out = resp->handle;
}
}
return rc;
}
// FsStorage
Result fsStorageGetSize(FsStorage* s, u64* out) {
IpcCommand c;
ipcInitialize(&c);
struct {
u64 magic;
u64 cmd_id;
} *raw;
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 4;
Result rc = serviceIpcDispatch(&s->s);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
ipcParse(&r);
struct {
u64 magic;
u64 result;
u64 size;
} *resp = r.Raw;
rc = resp->result;
if (R_SUCCEEDED(rc)) {
*out = resp->size;
}
}
return rc;
}

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#pragma once
#include <switch/types.h>
#include <switch/services/fs.h>
// IFileSystemProxy
Result fsOpenGameCard(FsStorage* out, u32 handle, u32 partition);
// IDeviceOperator
Result fsDeviceOperatorIsGameCardInserted(FsDeviceOperator* d, bool* out);
Result fsDeviceOperatorGetGameCardHandle(FsDeviceOperator* d, u32* out);
// FsStorage
Result fsStorageGetSize(FsStorage* s, u64* out);

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#include <string.h>
#include <stdio.h>
#include <malloc.h>
#include <switch.h>
#include "fsext.h"
bool isGameCardInserted(FsDeviceOperator* o) {
bool inserted;
if (R_FAILED(fsDeviceOperatorIsGameCardInserted(o, &inserted)))
return false;
return inserted;
}
bool doLogic(FsDeviceOperator* fsOperator) {
bool cardInserted = isGameCardInserted(fsOperator);
printf("IsGameCardInserted = %i\n", cardInserted);
if (!cardInserted)
return false;
u32 handle;
if (R_FAILED(fsDeviceOperatorGetGameCardHandle(fsOperator, &handle))) {
printf("GetGameCardHandle failed\n");
return false;
}
FsStorage gameCardStorage;
Result result;
if (R_FAILED(result = fsOpenGameCard(&gameCardStorage, handle, 0))) {
printf("MountGameCard failed %i\n", result);
return false;
}
printf("Opened card\n");
u64 size;
fsStorageGetSize(&gameCardStorage, &size);
printf("Size = %li\n", size);
FILE* outFile = fopen("out.bin", "wb");
printf("Opened output file\n");
const size_t bufs = 1024 * 1024;
char* buf = (char*) malloc(bufs);
for (u64 off = 0; off < size; off += bufs) {
u64 n = bufs;
if (size - off < n)
n = size - off;
if (R_FAILED(result = fsStorageRead(&gameCardStorage, off, buf, n))) {
printf("fsStorageRead error\n");
fsStorageClose(&gameCardStorage);
return false;
}
if (fwrite(buf, 1, n, outFile) != n) {
printf("fwrite error\n");
fsStorageClose(&gameCardStorage);
return false;
}
printf("Dumping %i%% [%li / %li]\n", (int) (off * 100 / size), off, size);
}
free(buf);
fclose(outFile);
fsStorageClose(&gameCardStorage);
printf("Done!\n");
return true;
}
int main(int argc, char **argv)
{
gfxInitDefault();
consoleInit(NULL);
FsDeviceOperator fsOperator;
if (R_FAILED(fsOpenDeviceOperator(&fsOperator))) {
printf("Failed to open device operator\n");
return -1;
}
doLogic(&fsOperator);
fsDeviceOperatorClose(&fsOperator);
while(appletMainLoop())
{
hidScanInput();
//
u64 kDown = hidKeysDown(CONTROLLER_P1_AUTO);
if (kDown & KEY_PLUS) break;
gfxFlushBuffers();
gfxSwapBuffers();
gfxWaitForVsync();
}
gfxExit();
return 0;
}