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Load a RPX using the RPXLoaderModule

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This commit is contained in:
Maschell 2021-01-01 01:51:11 +01:00
parent 0e8d1c4c76
commit e9c91f20de
4 changed files with 28 additions and 44 deletions
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4
Makefile
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@ -40,13 +40,13 @@ CXXFLAGS := $(CFLAGS)
ASFLAGS := -g $(ARCH)
LDFLAGS = -g $(ARCH) $(RPXSPECS) -Wl,-Map,$(notdir $*.map) $(WUPSSPECS)
LIBS := -lwups -lwut -lz
LIBS := -lwups -lwut -lz -lromfs
#-------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level
# containing include and lib
#-------------------------------------------------------------------------------
LIBDIRS := $(PORTLIBS) $(WUPS_ROOT) $(WUT_ROOT)
LIBDIRS := $(PORTLIBS) $(WUPS_ROOT) $(WUT_ROOT) $(WUT_ROOT)/usr
#-------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional

54
src/main.cpp
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@ -167,7 +167,7 @@ DECL_FUNCTION(int32_t, MCP_TitleList, uint32_t handle, uint32_t *outTitleCount,
// Check if the have bootTvTex and bootDrcTex that could be shown.
if (StringTools::EndsWith(gFileInfos[j].name, ".wbf")) {
if (romfsMount("romfscheck", dirList.GetFilepath(i)) == 0) {
if (romfsMount("romfscheck", dirList.GetFilepath(i), RomfsSource_FileDescriptor) == 0) {
bool foundSplashScreens = true;
if (!FSUtils::CheckFile("romfscheck:/meta/bootTvTex.tga") && !FSUtils::CheckFile("romfscheck:/meta/bootTvTex.tga.gz")) {
foundSplashScreens = false;
@ -223,53 +223,37 @@ DECL_FUNCTION(int32_t, MCP_GetTitleInfoByTitleAndDevice, uint32_t mcp_handle, ui
return result;
}
typedef struct __attribute((packed)) {
uint32_t command;
uint32_t target;
uint32_t filesize;
uint32_t fileoffset;
char path[256];
} LOAD_REQUEST;
int32_t getRPXInfoForID(uint32_t id, romfs_fileInfo *info);
DECL_FUNCTION(int32_t, ACPCheckTitleLaunchByTitleListTypeEx, MCPTitleListType *title, uint32_t u2) {
if ((title->titleId & TITLE_ID_HOMEBREW_MASK) == TITLE_ID_HOMEBREW_MASK) {
int32_t id = getIDByLowerTitleID(title->titleId & 0xFFFFFFFF);
if (id >= 0) {
DEBUG_FUNCTION_LINE("Started homebrew");
DEBUG_FUNCTION_LINE("Starting a homebrew title");
OSDynLoad_Module module;
OSDynLoad_Error dyn_res = OSDynLoad_Acquire("homebrew_rpx_loader", &module);
if (dyn_res != OS_DYNLOAD_OK) {
OSFatal("Failed to acquire homebrew_rpx_loader");
}
bool (*loadRPXFromSDOnNextLaunch)(const std::string &path);
dyn_res = OSDynLoad_FindExport(module, false, "loadRPXFromSDOnNextLaunch", reinterpret_cast<void **>(&loadRPXFromSDOnNextLaunch));
if (dyn_res != OS_DYNLOAD_OK) {
OSFatal("Failed to find export loadRPXFromSDOnNextLaunch");
}
gHomebrewLaunched = TRUE;
fillXmlForTitleID((title->titleId & 0xFFFFFFFF00000000) >> 32, (title->titleId & 0xFFFFFFFF), &gLaunchXML);
LOAD_REQUEST request;
memset(&request, 0, sizeof(request));
request.command = 0xFC; // IPC_CUSTOM_LOAD_CUSTOM_RPX;
request.target = 0; // LOAD_FILE_TARGET_SD_CARD
request.filesize = 0; // unknown
request.fileoffset = 0; //
romfs_fileInfo info;
int res = getRPXInfoForID(id, &info);
if (res >= 0) {
request.filesize = ((uint32_t *) &info.length)[1];
request.fileoffset = ((uint32_t *) &info.offset)[1];
loadFileIntoBuffer((title->titleId & 0xFFFFFFFF), "meta/iconTex.tga", gIconCache, sizeof(gIconCache));
}
strncpy(request.path, gFileInfos[id].path, 255);
DEBUG_FUNCTION_LINE("Loading file %s size: %08X offset: %08X", request.path, request.filesize, request.fileoffset);
DCFlushRange(&request, sizeof(LOAD_REQUEST));
int mcpFd = IOS_Open("/dev/mcp", (IOSOpenMode) 0);
if (mcpFd >= 0) {
int out = 0;
IOS_Ioctl(mcpFd, 100, &request, sizeof(request), &out, sizeof(out));
IOS_Close(mcpFd);
}
unmountRomfs(id);
loadRPXFromSDOnNextLaunch(gFileInfos[id].path);
mountRomfs(id);
return 0;
} else {
DEBUG_FUNCTION_LINE("Failed to get the id for titleID %016llX", title->titleId);

9
src/romfs_helper.cpp
View File

@ -42,16 +42,17 @@ bool mountRomfs(uint32_t id) {
}
if (!gFileInfos[id].romfsMounted) {
char buffer[256];
snprintf(buffer, 256, "fs:/vol/external01/%s", gFileInfos[id].path);
snprintf(buffer, 256, "/vol/external01/%s", gFileInfos[id].path);
char romName[10];
snprintf(romName, 10, "%08X", id);
DEBUG_FUNCTION_LINE("Mount %s as %s", buffer, romName);
if (romfsMount(romName, buffer) == 0) {
int32_t res = 0;
if ((res = romfsMount(romName, buffer, RomfsSource_FileDescriptor_CafeOS)) == 0) {
DEBUG_FUNCTION_LINE("Mounted successfully ");
gFileInfos[id].romfsMounted = true;
return true;
} else {
DEBUG_FUNCTION_LINE("Mounting failed");
DEBUG_FUNCTION_LINE("Mounting failed %d", res);
return false;
}
}
@ -78,7 +79,7 @@ int32_t getRPXInfoForID(uint32_t id, romfs_fileInfo *info) {
int res = -3;
while ((entry = readdir(dir)) != NULL) {
if (StringTools::EndsWith(entry->d_name, ".rpx")) {
if (romfs_GetFileInfoPerPath(romName, entry->d_name, info) >= 0) {
if (romfsGetFileInfoPerPath(romName, entry->d_name, info) >= 0) {
found = true;
res = 0;
}

5
src/romfs_helper.h
View File

@ -1,8 +1,7 @@
#pragma once
#include <cstdint>
#include <stdint.h>
#include <stdbool.h>
#include <wut_romfs_dev.h>
#include <romfs_dev.h>
typedef struct WUT_PACKED FileInfos_ {
char path[256];