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authorZach Hilman <zachhilman@gmail.com>2019-09-23 03:50:29 +0200
committerZach Hilman <zachhilman@gmail.com>2019-09-23 03:50:29 +0200
commit3952c73aee27d6d1401e0280c4f3432dd0ddecf5 (patch)
tree9d9ee433f2bf67dbed18aeae0c85e90ea7bd0bab /src/core/file_sys
parentpfs: Provide accessors for file sizes and offsets (diff)
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Diffstat (limited to 'src/core/file_sys')
-rw-r--r--src/core/file_sys/card_image.cpp51
-rw-r--r--src/core/file_sys/card_image.h16
2 files changed, 41 insertions, 26 deletions
diff --git a/src/core/file_sys/card_image.cpp b/src/core/file_sys/card_image.cpp
index db54113a0..c79f0885e 100644
--- a/src/core/file_sys/card_image.cpp
+++ b/src/core/file_sys/card_image.cpp
@@ -31,7 +31,7 @@ constexpr std::array partition_names{
XCI::XCI(VirtualFile file_)
: file(std::move(file_)), program_nca_status{Loader::ResultStatus::ErrorXCIMissingProgramNCA},
- partitions(partition_names.size()) {
+ partitions(partition_names.size()), partitions_raw(partition_names.size()) {
if (file->ReadObject(&header) != sizeof(GamecardHeader)) {
status = Loader::ResultStatus::ErrorBadXCIHeader;
return;
@@ -42,8 +42,10 @@ XCI::XCI(VirtualFile file_)
return;
}
- PartitionFilesystem main_hfs(
- std::make_shared<OffsetVfsFile>(file, header.hfs_size, header.hfs_offset));
+ PartitionFilesystem main_hfs(std::make_shared<OffsetVfsFile>(
+ file, file->GetSize() - header.hfs_offset, header.hfs_offset));
+
+ update_normal_partition_end = main_hfs.GetFileOffsets()["secure"];
if (main_hfs.GetStatus() != Loader::ResultStatus::Success) {
status = main_hfs.GetStatus();
@@ -55,9 +57,7 @@ XCI::XCI(VirtualFile file_)
const auto partition_idx = static_cast<std::size_t>(partition);
auto raw = main_hfs.GetFile(partition_names[partition_idx]);
- if (raw != nullptr) {
- partitions[partition_idx] = std::make_shared<PartitionFilesystem>(std::move(raw));
- }
+ partitions_raw[static_cast<std::size_t>(partition)] = raw;
}
secure_partition = std::make_shared<NSP>(
@@ -71,13 +71,7 @@ XCI::XCI(VirtualFile file_)
program_nca_status = Loader::ResultStatus::ErrorXCIMissingProgramNCA;
}
- auto result = AddNCAFromPartition(XCIPartition::Update);
- if (result != Loader::ResultStatus::Success) {
- status = result;
- return;
- }
-
- result = AddNCAFromPartition(XCIPartition::Normal);
+ auto result = AddNCAFromPartition(XCIPartition::Normal);
if (result != Loader::ResultStatus::Success) {
status = result;
return;
@@ -104,27 +98,44 @@ Loader::ResultStatus XCI::GetProgramNCAStatus() const {
return program_nca_status;
}
-VirtualDir XCI::GetPartition(XCIPartition partition) const {
+VirtualDir XCI::GetPartition(XCIPartition partition) {
+ const auto id = static_cast<std::size_t>(partition);
+ if (partitions[id] == nullptr && partitions_raw[id] != nullptr) {
+ partitions[id] = std::make_shared<PartitionFilesystem>(partitions_raw[id]);
+ }
+
return partitions[static_cast<std::size_t>(partition)];
}
+std::vector<VirtualDir> XCI::GetPartitions() {
+ std::vector<VirtualDir> out;
+ for (const auto& id :
+ {XCIPartition::Update, XCIPartition::Normal, XCIPartition::Secure, XCIPartition::Logo}) {
+ const auto part = GetPartition(id);
+ if (part != nullptr) {
+ out.push_back(part);
+ }
+ }
+ return out;
+}
+
std::shared_ptr<NSP> XCI::GetSecurePartitionNSP() const {
return secure_partition;
}
-VirtualDir XCI::GetSecurePartition() const {
+VirtualDir XCI::GetSecurePartition() {
return GetPartition(XCIPartition::Secure);
}
-VirtualDir XCI::GetNormalPartition() const {
+VirtualDir XCI::GetNormalPartition() {
return GetPartition(XCIPartition::Normal);
}
-VirtualDir XCI::GetUpdatePartition() const {
+VirtualDir XCI::GetUpdatePartition() {
return GetPartition(XCIPartition::Update);
}
-VirtualDir XCI::GetLogoPartition() const {
+VirtualDir XCI::GetLogoPartition() {
return GetPartition(XCIPartition::Logo);
}
@@ -201,7 +212,7 @@ std::array<u8, 0x200> XCI::GetCertificate() const {
Loader::ResultStatus XCI::AddNCAFromPartition(XCIPartition part) {
const auto partition_index = static_cast<std::size_t>(part);
- const auto& partition = partitions[partition_index];
+ const auto partition = GetPartition(part);
if (partition == nullptr) {
return Loader::ResultStatus::ErrorXCIMissingPartition;
@@ -232,7 +243,7 @@ Loader::ResultStatus XCI::AddNCAFromPartition(XCIPartition part) {
return Loader::ResultStatus::Success;
}
-u8 XCI::GetFormatVersion() const {
+u8 XCI::GetFormatVersion() {
return GetLogoPartition() == nullptr ? 0x1 : 0x2;
}
} // namespace FileSys
diff --git a/src/core/file_sys/card_image.h b/src/core/file_sys/card_image.h
index 3e6b92ff3..ea2ad7741 100644
--- a/src/core/file_sys/card_image.h
+++ b/src/core/file_sys/card_image.h
@@ -81,14 +81,17 @@ public:
Loader::ResultStatus GetStatus() const;
Loader::ResultStatus GetProgramNCAStatus() const;
- u8 GetFormatVersion() const;
+ u8 GetFormatVersion();
+
+ VirtualDir GetPartition(XCIPartition partition);
+ std::vector<VirtualDir> GetPartitions();
- VirtualDir GetPartition(XCIPartition partition) const;
std::shared_ptr<NSP> GetSecurePartitionNSP() const;
- VirtualDir GetSecurePartition() const;
- VirtualDir GetNormalPartition() const;
- VirtualDir GetUpdatePartition() const;
- VirtualDir GetLogoPartition() const;
+ VirtualDir GetSecurePartition();
+ VirtualDir GetNormalPartition();
+ VirtualDir GetUpdatePartition();
+ VirtualDir GetLogoPartition();
+
u64 GetProgramTitleID() const;
u32 GetSystemUpdateVersion();
@@ -123,6 +126,7 @@ private:
Loader::ResultStatus program_nca_status;
std::vector<VirtualDir> partitions;
+ std::vector<VirtualFile> partitions_raw;
std::shared_ptr<NSP> secure_partition;
std::shared_ptr<NCA> program;
std::vector<std::shared_ptr<NCA>> ncas;