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authorLiam <byteslice@airmail.cc>2023-06-11 06:10:07 +0200
committerLiam <byteslice@airmail.cc>2023-06-28 05:25:47 +0200
commitedd54abee495375c73f8aa0d6d2b589e7632ef13 (patch)
treebbde4d01ed9a29ac219247bbc50aa24930e8883f
parentMerge pull request #10933 from merryhime/dunno (diff)
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-rw-r--r--src/core/file_sys/fsmitm_romfsbuild.cpp38
1 files changed, 17 insertions, 21 deletions
diff --git a/src/core/file_sys/fsmitm_romfsbuild.cpp b/src/core/file_sys/fsmitm_romfsbuild.cpp
index 1ff83c08c..e39c7b62b 100644
--- a/src/core/file_sys/fsmitm_romfsbuild.cpp
+++ b/src/core/file_sys/fsmitm_romfsbuild.cpp
@@ -105,19 +105,11 @@ static u64 romfs_get_hash_table_count(u64 num_entries) {
return count;
}
-void RomFSBuildContext::VisitDirectory(VirtualDir root_romfs, VirtualDir ext_dir,
+void RomFSBuildContext::VisitDirectory(VirtualDir romfs_dir, VirtualDir ext_dir,
std::shared_ptr<RomFSBuildDirectoryContext> parent) {
std::vector<std::shared_ptr<RomFSBuildDirectoryContext>> child_dirs;
- VirtualDir dir;
-
- if (parent->path_len == 0) {
- dir = root_romfs;
- } else {
- dir = root_romfs->GetDirectoryRelative(parent->path);
- }
-
- const auto entries = dir->GetEntries();
+ const auto entries = romfs_dir->GetEntries();
for (const auto& kv : entries) {
if (kv.second == VfsEntryType::Directory) {
@@ -127,7 +119,7 @@ void RomFSBuildContext::VisitDirectory(VirtualDir root_romfs, VirtualDir ext_dir
child->path_len = child->cur_path_ofs + static_cast<u32>(kv.first.size());
child->path = parent->path + "/" + kv.first;
- if (ext_dir != nullptr && ext_dir->GetFileRelative(child->path + ".stub") != nullptr) {
+ if (ext_dir != nullptr && ext_dir->GetFile(kv.first + ".stub") != nullptr) {
continue;
}
@@ -144,17 +136,17 @@ void RomFSBuildContext::VisitDirectory(VirtualDir root_romfs, VirtualDir ext_dir
child->path_len = child->cur_path_ofs + static_cast<u32>(kv.first.size());
child->path = parent->path + "/" + kv.first;
- if (ext_dir != nullptr && ext_dir->GetFileRelative(child->path + ".stub") != nullptr) {
+ if (ext_dir != nullptr && ext_dir->GetFile(kv.first + ".stub") != nullptr) {
continue;
}
// Sanity check on path_len
ASSERT(child->path_len < FS_MAX_PATH);
- child->source = root_romfs->GetFileRelative(child->path);
+ child->source = romfs_dir->GetFile(kv.first);
if (ext_dir != nullptr) {
- if (const auto ips = ext_dir->GetFileRelative(child->path + ".ips")) {
+ if (const auto ips = ext_dir->GetFile(kv.first + ".ips")) {
if (auto patched = PatchIPS(child->source, ips)) {
child->source = std::move(patched);
}
@@ -168,23 +160,27 @@ void RomFSBuildContext::VisitDirectory(VirtualDir root_romfs, VirtualDir ext_dir
}
for (auto& child : child_dirs) {
- this->VisitDirectory(root_romfs, ext_dir, child);
+ auto subdir_name = std::string_view(child->path).substr(child->cur_path_ofs);
+ auto child_romfs_dir = romfs_dir->GetSubdirectory(subdir_name);
+ auto child_ext_dir = ext_dir != nullptr ? ext_dir->GetSubdirectory(subdir_name) : nullptr;
+ this->VisitDirectory(child_romfs_dir, child_ext_dir, child);
}
}
bool RomFSBuildContext::AddDirectory(std::shared_ptr<RomFSBuildDirectoryContext> parent_dir_ctx,
std::shared_ptr<RomFSBuildDirectoryContext> dir_ctx) {
// Check whether it's already in the known directories.
- const auto existing = directories.find(dir_ctx->path);
- if (existing != directories.end())
+ const auto [it, is_new] = directories.emplace(dir_ctx->path, nullptr);
+ if (!is_new) {
return false;
+ }
// Add a new directory.
num_dirs++;
dir_table_size +=
sizeof(RomFSDirectoryEntry) + Common::AlignUp(dir_ctx->path_len - dir_ctx->cur_path_ofs, 4);
dir_ctx->parent = parent_dir_ctx;
- directories.emplace(dir_ctx->path, dir_ctx);
+ it->second = dir_ctx;
return true;
}
@@ -192,8 +188,8 @@ bool RomFSBuildContext::AddDirectory(std::shared_ptr<RomFSBuildDirectoryContext>
bool RomFSBuildContext::AddFile(std::shared_ptr<RomFSBuildDirectoryContext> parent_dir_ctx,
std::shared_ptr<RomFSBuildFileContext> file_ctx) {
// Check whether it's already in the known files.
- const auto existing = files.find(file_ctx->path);
- if (existing != files.end()) {
+ const auto [it, is_new] = files.emplace(file_ctx->path, nullptr);
+ if (!is_new) {
return false;
}
@@ -202,7 +198,7 @@ bool RomFSBuildContext::AddFile(std::shared_ptr<RomFSBuildDirectoryContext> pare
file_table_size +=
sizeof(RomFSFileEntry) + Common::AlignUp(file_ctx->path_len - file_ctx->cur_path_ofs, 4);
file_ctx->parent = parent_dir_ctx;
- files.emplace(file_ctx->path, file_ctx);
+ it->second = file_ctx;
return true;
}