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Read hamcore.se2 using libhamcore, set arbitrary path through HAMCORE_FILE_PATH

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This commit is contained in:
Davide Beatrici 2021-05-26 07:44:45 +02:00
parent e0182ca3d9
commit 81c71d309a
5 changed files with 88 additions and 219 deletions
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2
src/Cedar/Protocol.c
View File

@ -6011,7 +6011,7 @@ bool ServerDownloadSignature(CONNECTION *c, char **error_detail_str)
if (server->DisableJsonRpcWebApi == false)
{
b = ReadDump("|wwwroot\\index.html");
b = ReadDump("|wwwroot/index.html");
}
if (b != NULL)

5
src/GlobalConst.h
View File

@ -64,9 +64,4 @@
#define GC_UI_APPID_CM L"SoftEther.SoftEther VPN Client Developer Edition"
//// Hamcore
#define HAMCORE_HEADER_DATA "HamCore"
#define HAMCORE_HEADER_SIZE 7
#endif // GLOBAL_CONST_H

8
src/Mayaqua/CMakeLists.txt
View File

@ -22,7 +22,13 @@ find_package(ZLIB REQUIRED)
# Required because we include <openssl/opensslv.h> in Encrypt.h.
target_include_directories(mayaqua PUBLIC ${OPENSSL_INCLUDE_DIR})
target_link_libraries(mayaqua PRIVATE OpenSSL::SSL OpenSSL::Crypto ZLIB::ZLIB)
target_link_libraries(mayaqua
PRIVATE
libhamcore
OpenSSL::SSL
OpenSSL::Crypto
ZLIB::ZLIB
)
if(WIN32)
set_target_properties(mayaqua

278
src/Mayaqua/FileIO.c
View File

@ -18,10 +18,12 @@
#include "Unix.h"
#include "Win32.h"
#include <Hamcore.h>
static char exe_file_name[MAX_SIZE] = "/tmp/a.out";
static wchar_t exe_file_name_w[MAX_SIZE] = L"/tmp/a.out";
static LIST *hamcore = NULL;
static IO *hamcore_io = NULL;
static HAMCORE *hamcore_io = NULL;
#define NUM_CRC32_TABLE 256
static UINT crc32_table[NUM_CRC32_TABLE];
@ -554,25 +556,6 @@ bool IsFileW(wchar_t *name)
return true;
}
// Rename to replace the file
bool FileReplaceRenameW(wchar_t *old_name, wchar_t *new_name)
{
// Validate arguments
if (old_name == NULL || new_name == NULL)
{
return false;
}
if (FileCopyW(old_name, new_name) == false)
{
return false;
}
FileDeleteW(old_name);
return true;
}
// Make the file name safe
void ConvertSafeFileName(char *dst, UINT size, char *src)
{
@ -735,244 +718,135 @@ BUF *ReadHamcoreW(wchar_t *filename)
}
BUF *ReadHamcore(char *name)
{
wchar_t tmp[MAX_SIZE];
wchar_t exe_dir[MAX_SIZE];
BUF *b;
char filename[MAX_PATH];
// Validate arguments
if (name == NULL)
if (name == NULL || MayaquaIsMinimalMode())
{
return NULL;
}
if (name[0] == '|')
if (name[0] == '/')
{
name++;
++name;
}
if (name[0] == '/' || name[0] == '\\')
char path[MAX_PATH];
GetExeDir(path, sizeof(path));
Format(path, sizeof(path), "%s/%s/%s", path, HAMCORE_DIR_NAME, name);
BUF *buf = ReadDump(path);
if (buf != NULL)
{
name++;
return buf;
}
StrCpy(filename, sizeof(filename), name);
ReplaceStrEx(filename, sizeof(filename), filename, "/", "\\", true);
if (MayaquaIsMinimalMode())
{
return NULL;
}
// If the file exist in hamcore/ directory on the local disk, read it
GetExeDirW(exe_dir, sizeof(exe_dir));
UniFormat(tmp, sizeof(tmp), L"%s/%S/%S", exe_dir, HAMCORE_DIR_NAME, filename);
b = ReadDumpW(tmp);
if (b != NULL)
{
return b;
}
// Search from HamCore file system if it isn't found
LockList(hamcore);
{
HC t, *c;
UINT i;
Zero(&t, sizeof(t));
t.FileName = filename;
c = Search(hamcore, &t);
HC t = {0};
t.Path = name;
HC *c = Search(hamcore, &t);
if (c == NULL)
{
// File does not exist
b = NULL;
}
else
{
// File exists
if (c->Buffer != NULL)
const HAMCORE_FILE *file = HamcoreFind(hamcore_io, name);
if (file)
{
// It is already loaded
b = NewBuf();
WriteBuf(b, c->Buffer, c->Size);
SeekBuf(b, 0, 0);
c->LastAccess = Tick64();
}
else
{
// Read from a file is if it is not read
if (FileSeek(hamcore_io, 0, c->Offset) == false)
c = Malloc(sizeof(HC));
c->Size = file->OriginalSize;
c->Path = CopyStr(name);
c->Buffer = Malloc(c->Size);
if (HamcoreRead(hamcore_io, c->Buffer, file))
{
// Failed to seek
b = NULL;
Add(hamcore, c);
}
else
{
// Read the compressed data
void *data = Malloc(c->SizeCompressed);
if (FileRead(hamcore_io, data, c->SizeCompressed) == false)
{
// Failed to read
Free(data);
b = NULL;
}
else
{
// Expand
c->Buffer = ZeroMalloc(c->Size);
if (Uncompress(c->Buffer, c->Size, data, c->SizeCompressed) != c->Size)
{
// Failed to expand
Free(data);
Free(c->Buffer);
b = NULL;
}
else
{
// Successful
Free(data);
b = NewBuf();
WriteBuf(b, c->Buffer, c->Size);
SeekBuf(b, 0, 0);
c->LastAccess = Tick64();
}
}
Free(c->Buffer);
Free(c->Path);
Free(c);
c = NULL;
}
}
}
// Delete the expired cache
for (i = 0;i < LIST_NUM(hamcore);i++)
if (c != NULL)
{
buf = NewBuf();
WriteBuf(buf, c->Buffer, c->Size);
SeekBuf(buf, 0, 0);
c->LastAccess = Tick64();
}
LIST *to_delete = NewListFast(NULL);
for (UINT i = 0; i < LIST_NUM(hamcore); ++i)
{
HC *c = LIST_DATA(hamcore, i);
if (c->LastAccess + HAMCORE_CACHE_EXPIRES <= Tick64())
{
Add(to_delete, c);
}
}
for (UINT i = 0; i < LIST_NUM(to_delete); ++i)
{
HC *c = LIST_DATA(hamcore, i);
if (c->Buffer != NULL)
{
if (((c->LastAccess + HAMCORE_CACHE_EXPIRES) <= Tick64()) ||
(StartWith(c->FileName, "Li")))
{
Free(c->Buffer);
c->Buffer = NULL;
}
}
Delete(hamcore, c);
Free(c->Buffer);
Free(c->Path);
Free(c);
}
ReleaseList(to_delete);
}
UnlockList(hamcore);
return b;
return buf;
}
// Initialization of HamCore file system
void InitHamcore()
{
wchar_t tmp[MAX_PATH];
wchar_t tmp2[MAX_PATH];
wchar_t exe_dir[MAX_PATH];
UINT i, num;
char header[HAMCORE_HEADER_SIZE];
hamcore = NewList(CompareHamcore);
if (MayaquaIsMinimalMode())
{
return;
}
GetExeDirW(exe_dir, sizeof(exe_dir));
UniFormat(tmp, sizeof(tmp), L"%s/%S", exe_dir, HAMCORE_FILE_NAME);
UniFormat(tmp2, sizeof(tmp2), L"%s/%S", exe_dir, HAMCORE_FILE_NAME_2);
// If there is _hamcore.se2, overwrite it yo the hamcore.se2
FileReplaceRenameW(tmp2, tmp);
// Read if there is a file hamcore.se2
hamcore_io = FileOpenW(tmp, false);
if (hamcore_io == NULL)
hamcore = NewList(CompareHamcore);
#ifdef HAMCORE_FILE_PATH
hamcore_io = HamcoreOpen(HAMCORE_FILE_PATH);
if (hamcore_io != NULL)
{
// Look in other locations if it isn't found
#ifdef OS_WIN32
UniFormat(tmp, sizeof(tmp), L"%S/%S", MsGetSystem32Dir(), HAMCORE_FILE_NAME);
#else // OS_WIN32
UniFormat(tmp, sizeof(tmp), L"/bin/%S", HAMCORE_FILE_NAME);
#endif // OS_WIN32
hamcore_io = FileOpenW(tmp, false);
if (hamcore_io == NULL)
{
return;
}
}
// Read the file header
Zero(header, sizeof(header));
FileRead(hamcore_io, header, HAMCORE_HEADER_SIZE);
if (Cmp(header, HAMCORE_HEADER_DATA, HAMCORE_HEADER_SIZE) != 0)
{
// Invalid header
FileClose(hamcore_io);
hamcore_io = NULL;
Debug("InitHamcore(): Loaded from \"%s\".\n", HAMCORE_FILE_PATH);
return;
}
#endif
char path[MAX_PATH];
GetExeDir(path, sizeof(path));
Format(path, sizeof(path), "%s/%s", path, HAMCORE_FILE_NAME);
// The number of the File
num = 0;
FileRead(hamcore_io, &num, sizeof(num));
num = Endian32(num);
for (i = 0;i < num;i++)
hamcore_io = HamcoreOpen(path);
if (hamcore_io != NULL)
{
// File name
char tmp[MAX_SIZE];
UINT str_size = 0;
HC *c;
FileRead(hamcore_io, &str_size, sizeof(str_size));
str_size = Endian32(str_size);
if (str_size >= 1)
{
str_size--;
}
Zero(tmp, sizeof(tmp));
FileRead(hamcore_io, tmp, str_size);
c = ZeroMalloc(sizeof(HC));
c->FileName = CopyStr(tmp);
FileRead(hamcore_io, &c->Size, sizeof(UINT));
c->Size = Endian32(c->Size);
FileRead(hamcore_io, &c->SizeCompressed, sizeof(UINT));
c->SizeCompressed = Endian32(c->SizeCompressed);
FileRead(hamcore_io, &c->Offset, sizeof(UINT));
c->Offset = Endian32(c->Offset);
Insert(hamcore, c);
Debug("InitHamcore(): Loaded from \"%s\".\n", path);
}
}
// Release of HamCore file system
void FreeHamcore()
{
UINT i;
for (i = 0;i < LIST_NUM(hamcore);i++)
for (UINT i = 0; i < LIST_NUM(hamcore); ++i)
{
HC *c = LIST_DATA(hamcore, i);
Free(c->FileName);
if (c->Buffer != NULL)
{
Free(c->Buffer);
}
Free(c->Buffer);
Free(c->Path);
Free(c);
}
ReleaseList(hamcore);
FileClose(hamcore_io);
HamcoreClose(hamcore_io);
hamcore_io = NULL;
hamcore = NULL;
}
@ -991,7 +865,7 @@ int CompareHamcore(void *p1, void *p2)
{
return 0;
}
return StrCmpi(c1->FileName, c2->FileName);
return StrCmpi(c1->Path, c2->Path);
}
// Getting the name of the directory where the EXE file is in

14
src/Mayaqua/FileIO.h
View File

@ -10,11 +10,8 @@
#include "Mayaqua.h"
// Constant
#define HAMCORE_DIR_NAME "hamcore"
#define HAMCORE_FILE_NAME "hamcore.se2"
#define HAMCORE_FILE_NAME_2 "_hamcore.se2"
#define HAMCORE_TEXT_NAME "hamcore.txt"
#define HAMCORE_CACHE_EXPIRES (5 * 60 * 1000)
// IO structure
@ -33,12 +30,10 @@ struct IO
// HC structure
typedef struct HC
{
char *FileName; // File name
UINT Size; // File size
UINT SizeCompressed; // Compressed file size
UINT Offset; // Offset
void *Buffer; // Buffer
UINT64 LastAccess; // Access Date
char *Path;
void *Buffer;
size_t Size;
UINT64 LastAccess;
} HC;
// DIRENT structure
@ -242,7 +237,6 @@ void FreeDir(DIRLIST *d);
int CompareDirListByName(void *p1, void *p2);
bool GetDiskFree(char *path, UINT64 *free_size, UINT64 *used_size, UINT64 *total_size);
void ConvertSafeFileName(char *dst, UINT size, char *src);
bool FileReplaceRenameW(wchar_t *old_name, wchar_t *new_name);
bool IsFile(char *name);
bool IsFileW(wchar_t *name);
bool SaveFileW(wchar_t *name, void *data, UINT size);