Support basic loading a .rpx from a bundle, change path of installer. OSFatal when the installer is missing on the sd card

This commit is contained in:
Maschell 2021-12-26 10:22:41 +01:00
parent d594a76721
commit 5697359cb8
3 changed files with 67 additions and 4 deletions

View File

@ -1,3 +1,5 @@
FROM wiiuenv/devkitppc:20211106
COPY --from=wiiuenv/libromfs_wiiu:20210924 /artifacts $DEVKITPRO
WORKDIR project

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@ -36,13 +36,13 @@ CXXFLAGS := $(CFLAGS)
ASFLAGS := -g $(ARCH) -mregnames
LDFLAGS = -g $(ARCH) $(RPXSPECS) --entry=_start -Wl,-Map,$(notdir $*.map)
LIBS := -lwut
LIBS := -lwut -lromfs
#-------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level
# containing include and lib
#-------------------------------------------------------------------------------
LIBDIRS := $(PORTLIBS) $(WUT_ROOT)
LIBDIRS := $(PORTLIBS) $(WUT_ROOT) $(WUT_ROOT)/usr
#-------------------------------------------------------------------------------

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@ -1,9 +1,15 @@
#include <string>
#include <sys/types.h>
#include <dirent.h>
#include <string.h>
#include <coreinit/title.h>
#include <sysapp/title.h>
#include <sysapp/launch.h>
#include <coreinit/ios.h>
#include <coreinit/cache.h>
#include <coreinit/debug.h>
#include <romfs_dev.h>
typedef struct __attribute((packed)) {
uint32_t command;
@ -16,7 +22,53 @@ typedef struct __attribute((packed)) {
extern "C" void _SYSLaunchTitleWithStdArgsInNoSplash(uint64_t, int);
extern "C" void OSRestartGame();
int main(int argc, char **argv) {
bool StringEndsWith(const std::string &a, const std::string &b) {
if (b.size() > a.size())
return false;
return std::equal(a.begin() + a.size() - b.size(), a.end(), b.begin());
}
int32_t getRPXInfoForPath(const std::string &path, romfs_fileInfo *info) {
if (romfsMount("rcc", path.c_str(), RomfsSource_FileDescriptor_CafeOS) < 0) {
return -1;
}
DIR *dir;
struct dirent *entry;
if (!(dir = opendir("rcc:/code/"))) {
romfsUnmount("rcc");
return -2;
}
bool found = false;
int res = -3;
while ((entry = readdir(dir)) != nullptr) {
if (StringEndsWith(entry->d_name, ".rpx")) {
if (romfsGetFileInfoPerPath("rcc", (std::string("code/") + entry->d_name).c_str(), info) >= 0) {
found = true;
res = 0;
}
break;
}
}
closedir(dir);
romfsUnmount("rcc");
if (!found) {
return -4;
}
return res;
}
int main(int argc, char **argv) {
std::string bundle_path = "wiiu/apps/PayloadLoaderInstaller.wuhb";
std::string completePath = std::string("/vol/external01/") + bundle_path;
if (fopen(completePath.c_str(), "r") == NULL) {
OSFatal("\"sd:/wiiu/apps/PayloadLoaderInstaller.wuhb\" is missing on the sd card");;
}
LOAD_REQUEST request;
memset(&request, 0, sizeof(request));
@ -25,8 +77,17 @@ int main(int argc, char **argv) {
request.filesize = 0; // unknown filesize
request.fileoffset = 0; //
request.path[0] = '\0';
strncat(request.path, "/wiiu/apps/payload_loader_installer.rpx", sizeof(request.path) - 1);
romfs_fileInfo info;
int res = getRPXInfoForPath(completePath, &info);
if (res >= 0) {
request.filesize = ((uint32_t *) &info.length)[1];
request.fileoffset = ((uint32_t *) &info.offset)[1];
}
strncat(request.path, bundle_path.c_str() , sizeof(request.path) - 1);
DCFlushRange(&request, sizeof(LOAD_REQUEST));
int mcpFd = IOS_Open("/dev/mcp", (IOSOpenMode) 0);