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- put the entire filesystem code into a namespace and created some subdirectories.

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This commit is contained in:
Christoph Oelckers 2023-08-22 21:20:28 +02:00
commit ebb71cebf1
108 changed files with 308 additions and 225 deletions
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111
src/common/filesystem/source/w_zip.h Normal file
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#ifndef __W_ZIP
#define __W_ZIP
#if defined(__GNUC__)
#define FORCE_PACKED __attribute__((__packed__))
#else
#define FORCE_PACKED
#endif
namespace FileSys {
#pragma pack(1)
// FZipCentralInfo
struct FZipEndOfCentralDirectory
{
uint32_t Magic;
uint16_t DiskNumber;
uint16_t FirstDisk;
uint16_t NumEntries;
uint16_t NumEntriesOnAllDisks;
uint32_t DirectorySize;
uint32_t DirectoryOffset;
uint16_t ZipCommentLength;
} FORCE_PACKED;
struct FZipEndOfCentralDirectory64
{
uint32_t Magic;
uint64_t StructSize;
uint16_t VersionMadeBy;
uint16_t VersionNeeded;
uint32_t DiskNumber;
uint32_t FirstDisk;
uint64_t NumEntries;
uint64_t NumEntriesOnAllDisks;
uint64_t DirectorySize;
uint64_t DirectoryOffset;
uint16_t ZipCommentLength;
} FORCE_PACKED;
// FZipFileInfo
struct FZipCentralDirectoryInfo
{
uint32_t Magic;
uint8_t VersionMadeBy[2];
uint8_t VersionToExtract[2];
uint16_t Flags;
uint16_t Method;
uint16_t ModTime;
uint16_t ModDate;
uint32_t CRC32;
uint32_t CompressedSize32;
uint32_t UncompressedSize32;
uint16_t NameLength;
uint16_t ExtraLength;
uint16_t CommentLength;
uint16_t StartingDiskNumber;
uint16_t InternalAttributes;
uint32_t ExternalAttributes;
uint32_t LocalHeaderOffset32;
// file name and other variable length info follows
} FORCE_PACKED;
struct FZipCentralDirectoryInfo64BitExt
{
uint16_t Type;
uint16_t Length;
uint64_t UncompressedSize;
uint64_t CompressedSize;
uint64_t LocalHeaderOffset;
uint32_t DiskNo;
} FORCE_PACKED;
// FZipLocalHeader
struct FZipLocalFileHeader
{
uint32_t Magic;
uint8_t VersionToExtract[2];
uint16_t Flags;
uint16_t Method;
uint16_t ModTime;
uint16_t ModDate;
uint32_t CRC32;
uint32_t CompressedSize;
uint32_t UncompressedSize;
uint16_t NameLength;
uint16_t ExtraLength;
// file name and other variable length info follows
} FORCE_PACKED;
#pragma pack()
#ifndef MAKE_ID
#ifndef __BIG_ENDIAN__
#define MAKE_ID(a,b,c,d) ((uint32_t)((a)|((b)<<8)|((c)<<16)|((d)<<24)))
#else
#define MAKE_ID(a,b,c,d) ((uint32_t)((d)|((c)<<8)|((b)<<16)|((a)<<24)))
#endif
#endif
#define ZIP_LOCALFILE MAKE_ID('P','K',3,4)
#define ZIP_CENTRALFILE MAKE_ID('P','K',1,2)
#define ZIP_ENDOFDIR MAKE_ID('P','K',5,6)
// File header flags.
#define ZF_ENCRYPTED 0x1
}
#endif