diff options
Diffstat (limited to 'src/core')
| -rw-r--r-- | src/core/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | src/core/file_sys/archive.h | 20 | ||||
| -rw-r--r-- | src/core/file_sys/archive_romfs.cpp | 11 | ||||
| -rw-r--r-- | src/core/file_sys/archive_romfs.h | 8 | ||||
| -rw-r--r-- | src/core/file_sys/file.h | 53 | ||||
| -rw-r--r-- | src/core/file_sys/file_romfs.cpp | 59 | ||||
| -rw-r--r-- | src/core/file_sys/file_romfs.h | 54 |
7 files changed, 208 insertions, 0 deletions
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt index 1f358ec8d..14c114b63 100644 --- a/src/core/CMakeLists.txt +++ b/src/core/CMakeLists.txt @@ -23,6 +23,7 @@ set(SRCS arm/interpreter/armvirt.cpp arm/interpreter/thumbemu.cpp file_sys/archive_romfs.cpp + file_sys/file_romfs.cpp hle/kernel/address_arbiter.cpp hle/kernel/archive.cpp hle/kernel/event.cpp @@ -77,6 +78,8 @@ set(HEADERS arm/arm_interface.h file_sys/archive.h file_sys/archive_romfs.h + file_sys/file.h + file_sys/file_romfs.h hle/kernel/address_arbiter.h hle/kernel/archive.h hle/kernel/event.h diff --git a/src/core/file_sys/archive.h b/src/core/file_sys/archive.h index ac5630bea..67440ef58 100644 --- a/src/core/file_sys/archive.h +++ b/src/core/file_sys/archive.h @@ -4,7 +4,12 @@ #pragma once +#include <memory> + #include "common/common_types.h" +#include "common/bit_field.h" + +#include "core/file_sys/file.h" #include "core/hle/kernel/kernel.h" @@ -13,6 +18,13 @@ namespace FileSys { +union Mode { + u32 hex; + BitField<0, 1, u32> read_flag; + BitField<1, 1, u32> write_flag; + BitField<2, 1, u32> create_flag; +}; + class Archive : NonCopyable { public: /// Supported archive types @@ -36,6 +48,14 @@ public: virtual IdCode GetIdCode() const = 0; /** + * Open a file specified by its path, using the specified mode + * @param path Path relative to the archive + * @param mode Mode to open the file with + * @return Opened file, or nullptr + */ + virtual std::unique_ptr<File> OpenFile(const std::string& path, const Mode mode) const = 0; + + /** * Read data from the archive * @param offset Offset in bytes to start reading data from * @param length Length in bytes of data to read from archive diff --git a/src/core/file_sys/archive_romfs.cpp b/src/core/file_sys/archive_romfs.cpp index dc3fb1807..99ded4d8b 100644 --- a/src/core/file_sys/archive_romfs.cpp +++ b/src/core/file_sys/archive_romfs.cpp @@ -5,6 +5,7 @@ #include "common/common_types.h" #include "core/file_sys/archive_romfs.h" +#include "core/file_sys/file_romfs.h" //////////////////////////////////////////////////////////////////////////////////////////////////// // FileSys namespace @@ -22,6 +23,16 @@ Archive_RomFS::~Archive_RomFS() { } /** + * Open a file specified by its path, using the specified mode + * @param path Path relative to the archive + * @param mode Mode to open the file with + * @return Opened file, or nullptr + */ +std::unique_ptr<File> Archive_RomFS::OpenFile(const std::string& path, const Mode mode) const { + return std::unique_ptr<File>(new File_RomFS); +} + +/** * Read data from the archive * @param offset Offset in bytes to start reading data from * @param length Length in bytes of data to read from archive diff --git a/src/core/file_sys/archive_romfs.h b/src/core/file_sys/archive_romfs.h index e9ed6f77a..a7669dd71 100644 --- a/src/core/file_sys/archive_romfs.h +++ b/src/core/file_sys/archive_romfs.h @@ -29,6 +29,14 @@ public: IdCode GetIdCode() const override { return IdCode::RomFS; }; /** + * Open a file specified by its path, using the specified mode + * @param path Path relative to the archive + * @param mode Mode to open the file with + * @return Opened file, or nullptr + */ + std::unique_ptr<File> OpenFile(const std::string& path, const Mode mode) const override; + + /** * Read data from the archive * @param offset Offset in bytes to start reading data from * @param length Length in bytes of data to read from archive diff --git a/src/core/file_sys/file.h b/src/core/file_sys/file.h new file mode 100644 index 000000000..f7b009f5a --- /dev/null +++ b/src/core/file_sys/file.h @@ -0,0 +1,53 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#pragma once + +#include "common/common_types.h" + +#include "core/hle/kernel/kernel.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +class File : NonCopyable { +public: + File() { } + virtual ~File() { } + + /** + * Read data from the file + * @param offset Offset in bytes to start reading data from + * @param length Length in bytes of data to read from file + * @param buffer Buffer to read data into + * @return Number of bytes read + */ + virtual size_t Read(const u64 offset, const u32 length, u8* buffer) const = 0; + + /** + * Write data to the file + * @param offset Offset in bytes to start writing data to + * @param length Length in bytes of data to write to file + * @param buffer Buffer to write data from + * @param flush The flush parameters (0 == do not flush) + * @return Number of bytes written + */ + virtual size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const = 0; + + /** + * Get the size of the file in bytes + * @return Size of the file in bytes + */ + virtual size_t GetSize() const = 0; + + /** + * Close the file + * @return true if the file closed correctly + */ + virtual bool Close() const = 0; +}; + +} // namespace FileSys diff --git a/src/core/file_sys/file_romfs.cpp b/src/core/file_sys/file_romfs.cpp new file mode 100644 index 000000000..00f3c2ea8 --- /dev/null +++ b/src/core/file_sys/file_romfs.cpp @@ -0,0 +1,59 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#include "common/common_types.h" + +#include "core/file_sys/file_romfs.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +File_RomFS::File_RomFS() { +} + +File_RomFS::~File_RomFS() { +} + +/** + * Read data from the file + * @param offset Offset in bytes to start reading data from + * @param length Length in bytes of data to read from file + * @param buffer Buffer to read data into + * @return Number of bytes read + */ +size_t File_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const { + return -1; +} + +/** + * Write data to the file + * @param offset Offset in bytes to start writing data to + * @param length Length in bytes of data to write to file + * @param buffer Buffer to write data from + * @param flush The flush parameters (0 == do not flush) + * @return Number of bytes written + */ +size_t File_RomFS::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const { + return -1; +} + +/** + * Get the size of the file in bytes + * @return Size of the file in bytes + */ +size_t File_RomFS::GetSize() const { + return -1; +} + +/** + * Close the file + * @return true if the file closed correctly + */ +bool File_RomFS::Close() const { + return false; +} + +} // namespace FileSys diff --git a/src/core/file_sys/file_romfs.h b/src/core/file_sys/file_romfs.h new file mode 100644 index 000000000..5db43d4a0 --- /dev/null +++ b/src/core/file_sys/file_romfs.h @@ -0,0 +1,54 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#pragma once + +#include "common/common_types.h" + +#include "core/file_sys/file.h" +#include "core/loader/loader.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +class File_RomFS final : public File { +public: + File_RomFS(); + ~File_RomFS() override; + + /** + * Read data from the file + * @param offset Offset in bytes to start reading data from + * @param length Length in bytes of data to read from file + * @param buffer Buffer to read data into + * @return Number of bytes read + */ + size_t Read(const u64 offset, const u32 length, u8* buffer) const override; + + /** + * Write data to the file + * @param offset Offset in bytes to start writing data to + * @param length Length in bytes of data to write to file + * @param buffer Buffer to write data from + * @param flush The flush parameters (0 == do not flush) + * @return Number of bytes written + */ + size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override; + + /** + * Get the size of the file in bytes + * @return Size of the file in bytes + */ + size_t GetSize() const override; + + /** + * Close the file + * @return true if the file closed correctly + */ + bool Close() const override; +}; + +} // namespace FileSys |