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Provide separate filesystem.cpp
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Nikolaj Schlej committed Jun 19, 2023
1 parent 91fb7cd commit 031bd4f
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Showing 6 changed files with 108 additions and 80 deletions.
8 changes: 7 additions & 1 deletion UEFIExtract/CMakeLists.txt
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ SET(PROJECT_SOURCES
uefidump.cpp
../common/guiddatabase.cpp
../common/types.cpp
../common/filesystem.cpp
../common/descriptor.cpp
../common/ffs.cpp
../common/nvram.cpp
Expand Down Expand Up @@ -61,7 +62,12 @@ SET(PROJECT_SOURCES
../common/zlib/zutil.c
)

ADD_DEFINITIONS(-DU_ENABLE_NVRAM_PARSING_SUPPORT -DU_ENABLE_ME_PARSING_SUPPORT -DU_ENABLE_FIT_PARSING_SUPPORT -DU_ENABLE_GUID_DATABASE_SUPPORT)
ADD_DEFINITIONS(
-DU_ENABLE_NVRAM_PARSING_SUPPORT
-DU_ENABLE_ME_PARSING_SUPPORT
-DU_ENABLE_FIT_PARSING_SUPPORT
-DU_ENABLE_GUID_DATABASE_SUPPORT
)

ADD_EXECUTABLE(UEFIExtract ${PROJECT_SOURCES})

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1 change: 1 addition & 0 deletions UEFIFind/CMakeLists.txt
Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ SET(PROJECT_SOURCES
uefifind.cpp
../common/guiddatabase.cpp
../common/types.cpp
../common/filesystem.cpp
../common/descriptor.cpp
../common/ffs.cpp
../common/nvram.cpp
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2 changes: 0 additions & 2 deletions UEFIFind/uefifind_main.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,6 @@ int main(int argc, char *argv[])
UEFIFind w;
USTATUS result;

initGuidDatabase("guids.csv");

if (argc == 1) {
print_usage();
return U_SUCCESS;
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92 changes: 92 additions & 0 deletions common/filesystem.cpp
Original file line number Diff line number Diff line change
@@ -0,0 +1,92 @@
/* filesystem.c
Copyright (c) 2023, Nikolaj Schlej. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*/

#include "filesystem.h"
#include <sys/stat.h>
#include <fstream>

USTATUS readFileIntoBuffer(const UString& inPath, UByteArray& buf) {
if (!isExistOnFs(inPath))
return U_FILE_OPEN;

std::ifstream inputFile(inPath.toLocal8Bit(), std::ios::in | std::ios::binary);
if (!inputFile)
return U_FILE_OPEN;
std::vector<char> buffer(std::istreambuf_iterator<char>(inputFile),
(std::istreambuf_iterator<char>()));
inputFile.close();

buf = buffer;

return U_SUCCESS;
}


#if defined(_WIN32) || defined(__MINGW32__)
#include <direct.h>
#include <stdlib.h>
bool isExistOnFs(const UString & path) {
struct _stat buf;
return (_stat(path.toLocal8Bit(), &buf) == 0);
}

bool makeDirectory(const UString & dir) {
return (_mkdir(dir.toLocal8Bit()) == 0);
}

bool changeDirectory(const UString & dir) {
return (_chdir(dir.toLocal8Bit()) == 0);
}

void removeDirectory(const UString & dir) {
int r = _rmdir(dir.toLocal8Bit());
// Hack: unlike *nix, Windows does not permit deleting current directories.
if (r < 0 && errno == EACCES && changeDirectory(dir + UString("/../"))) {
(void)_rmdir(dir.toLocal8Bit());
}
}

UString getAbsPath(const UString & path) {
char abs[_MAX_PATH] = {};
if (_fullpath(abs, path.toLocal8Bit(), sizeof(abs)))
return UString(abs);
return path;
}
#else
#include <unistd.h>
#include <stdlib.h>
bool isExistOnFs(const UString & path) {
struct stat buf;
return (stat(path.toLocal8Bit(), &buf) == 0);
}

bool makeDirectory(const UString & dir) {
return (mkdir(dir.toLocal8Bit(), ACCESSPERMS) == 0);
}

void removeDirectory(const UString & dir) {
rmdir(dir.toLocal8Bit());
}

bool changeDirectory(const UString & dir) {
return (chdir(dir.toLocal8Bit()) == 0);
}

UString getAbsPath(const UString & path) {
char abs[PATH_MAX] = {};
// Last is a non-standard extension for non-existent files.
if (realpath(path.toLocal8Bit(), abs) || abs[0] != '\0')
return UString(abs);
return path;
}
#endif
84 changes: 7 additions & 77 deletions common/filesystem.h
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
/* filesystem.h
Copyright (c) 2015, Nikolaj Schlej. All rights reserved.
Copyright (c) 2023, Nikolaj Schlej. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
Expand All @@ -17,82 +17,12 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "basetypes.h"
#include "ustring.h"
#include "ubytearray.h"
#include <sys/stat.h>
#include <fstream>

#if defined(_WIN32) || defined(__MINGW32__)
#include <direct.h>
#include <stdlib.h>
static inline bool isExistOnFs(const UString & path) {
struct _stat buf;
return (_stat(path.toLocal8Bit(), &buf) == 0);
}

static inline bool makeDirectory(const UString & dir) {
return (_mkdir(dir.toLocal8Bit()) == 0);
}

static inline bool changeDirectory(const UString & dir) {
return (_chdir(dir.toLocal8Bit()) == 0);
}

static inline void removeDirectory(const UString & dir) {
int r = _rmdir(dir.toLocal8Bit());
// Hack: unlike *nix, Windows does not permit deleting current directories.
if (r < 0 && errno == EACCES && changeDirectory(dir + UString("/../"))) {
_rmdir(dir.toLocal8Bit());
}
}

static inline UString getAbsPath(const UString & path) {
char abs[_MAX_PATH] = {};
if (_fullpath(abs, path.toLocal8Bit(), sizeof(abs)))
return UString(abs);
return path;
}
#else
#include <unistd.h>
#include <stdlib.h>
static inline bool isExistOnFs(const UString & path) {
struct stat buf;
return (stat(path.toLocal8Bit(), &buf) == 0);
}

static inline bool makeDirectory(const UString & dir) {
return (mkdir(dir.toLocal8Bit(), ACCESSPERMS) == 0);
}

static inline void removeDirectory(const UString & dir) {
rmdir(dir.toLocal8Bit());
}

static inline bool changeDirectory(const UString & dir) {
return (chdir(dir.toLocal8Bit()) == 0);
}

static inline UString getAbsPath(const UString & path) {
char abs[PATH_MAX] = {};
// Last is a non-standard extension for non-existent files.
if (realpath(path.toLocal8Bit(), abs) || abs[0] != '\0')
return UString(abs);
return path;
}
#endif

static inline USTATUS readFileIntoBuffer(const UString & inPath, UByteArray &buf) {
if (!isExistOnFs(inPath))
return U_FILE_OPEN;

std::ifstream inputFile(inPath.toLocal8Bit(), std::ios::in | std::ios::binary);
if (!inputFile)
return U_FILE_OPEN;
std::vector<char> buffer(std::istreambuf_iterator<char>(inputFile),
(std::istreambuf_iterator<char>()));
inputFile.close();

buf = buffer;

return U_SUCCESS;
}
bool isExistOnFs(const UString& path);
bool makeDirectory(const UString& dir);
bool changeDirectory(const UString& dir);
void removeDirectory(const UString& dir);
UString getAbsPath(const UString& path);
USTATUS readFileIntoBuffer(const UString& inPath, UByteArray& buf);

#endif
1 change: 1 addition & 0 deletions common/meson.build
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@ uefitoolcommon = static_library('uefitoolcommon',
'guiddatabase.cpp',
'types.cpp',
'descriptor.cpp',
'filesystem.cpp',
'ffs.cpp',
'nvram.cpp',
'nvramparser.cpp',
Expand Down

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