Implement links support in win32.

This commit is contained in:
2020-05-02 19:28:20 +01:00
parent f0664dffdb
commit b0d7dd9deb

View File

@@ -3857,176 +3857,168 @@ void Sparse(const char *path)
void Links(const char *path)
{
/*
BOOL ret;
DWORD error;
OSVERSIONINFO verInfo;
HINSTANCE kernel32;
void *func;
DWORD dwNumberOfBytesWritten;
DWORD rc, wRc, cRc, lRc;
char message[300];
HANDLE h;
LPSTR lpRootPathName;
DWORD dwMaxNameSize = MAX_PATH + 1;
size_t pathSize = strlen(path);
BOOL ret;
DWORD error;
OSVERSIONINFO verInfo;
HINSTANCE kernel32;
void * func;
DWORD dwNumberOfBytesWritten;
DWORD rc, wRc, cRc, lRc;
char message[300];
HANDLE h;
LPSTR lpRootPathName;
size_t pathSize = strlen(path);
verInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
ret = GetVersionEx(&verInfo);
verInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
ret = GetVersionEx(&verInfo);
if(!ret)
{
error = GetLastError();
printf("Error %d querying Windows version.\n", error);
return;
}
if(!ret)
{
error = GetLastError();
printf("Error %d querying Windows version.\n", error);
return;
}
if(verInfo.dwPlatformId != VER_PLATFORM_WIN32_NT)
{
// Not supported on Windows 9x
return;
}
if(verInfo.dwPlatformId != VER_PLATFORM_WIN32_NT)
{
// Not supported on Windows 9x
return;
}
lpRootPathName = malloc(dwMaxNameSize);
lpRootPathName = malloc(dwMaxNameSize);
if(lpRootPathName == NULL)
{
printf("Could not allocate memory.\n");
return;
}
if(lpRootPathName == NULL)
{
printf("Could not allocate memory.\n");
return;
}
memset(lpRootPathName, 0x00, MAX_PATH);
strcpy(lpRootPathName, path);
memset(lpRootPathName, 0x00, MAX_PATH);
strcpy(lpRootPathName, path);
if(path[pathSize - 1] != '\\')
{
lpRootPathName[pathSize] = '\\';
}
if(path[pathSize - 1] != '\\') { lpRootPathName[pathSize] = '\\'; }
ret = SetCurrentDirectoryA(lpRootPathName);
ret = SetCurrentDirectoryA(lpRootPathName);
if(!ret)
{
error = GetLastError();
printf("Error %d changing to specified path.\n", error);
return;
}
if(!ret)
{
error = GetLastError();
printf("Error %d changing to specified path.\n", error);
return;
}
ret = CreateDirectoryA("LINKS", NULL);
ret = CreateDirectoryA("LINKS", NULL);
if(!ret)
{
error = GetLastError();
printf("Error %d creating working directory.\n", error);
return;
}
if(!ret)
{
error = GetLastError();
printf("Error %d creating working directory.\n", error);
return;
}
ret = SetCurrentDirectoryA("LINKS");
ret = SetCurrentDirectoryA("LINKS");
if(!ret)
{
error = GetLastError();
printf("Error %d changing to working directory.\n", error);
return;
}
if(!ret)
{
error = GetLastError();
printf("Error %d changing to working directory.\n", error);
return;
}
kernel32 = LoadLibrary("kernel32.dll");
kernel32 = LoadLibraryA("kernel32.dll");
if(kernel32 == NULL)
{
error = GetLastError();
printf("Error %d loading KERNEL32.DLL.\n", error);
return;
}
if(!kernel32)
{
error = GetLastError();
printf("Error %d loading KERNEL32.DLL.\n", error);
return;
}
func = GetProcAddress(kernel32, "CreateSymbolicLinkA");
func = GetProcAddress(kernel32, "CreateSymbolicLinkA");
if(func == NULL)
{
error = GetLastError();
printf("Error %d finding CreateSymbolicLinkA.\n", error);
}
if(!func)
{
error = GetLastError();
printf("Error %d finding CreateSymbolicLinkA.\n", error);
}
else
{
WinNtCreateSymbolicLinkA = func;
printf("Creating symbolic links.\n");
h = CreateFileA("TARGET",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL,
NULL);
rc = 0;
wRc = 0;
cRc = 0;
lRc = 0;
if(h == INVALID_HANDLE_VALUE)
rc = GetLastError();
else
{
CreateSymbolicLinkA = func;
printf("Creating symbolic links.\n");
memset(message, 0, 300);
sprintf(message, "This file is the target of a symbolic link.\n");
ret = WriteFile(h, message, strlen(message), &dwNumberOfBytesWritten, NULL);
if(!ret) wRc = GetLastError();
h = CreateFileA("TARGET", GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); rc = 0; wRc = 0; cRc = 0; lRc = 0; if(h == INVALID_HANDLE_VALUE)
{
rc = GetLastError();
}
else
{
memset(message, 0, 300);
sprintf(&message, "This file is the target of a symbolic link.\n");
ret = WriteFile(h, message, strlen(message), &dwNumberOfBytesWritten, NULL);
if(!ret)
{
wRc = GetLastError();
}
ret = CloseHandle(h);
if(!ret) cRc = GetLastError();
ret = CloseHandle(h);
if(!ret)
{
cRc = GetLastError();
}
ret = CreateSymbolicLinkA("SYMLINK", "TARGET", 0);
if(!ret)
{
cRc = GetLastError();
}
}
printf("\tSymbolic link, rc = 0x%08x, wRc = %d, cRc = %d, lRc = %d\n", rc, wRc, cRc, lRc);
ret = WinNtCreateSymbolicLinkA("SYMLINK", "TARGET", 0);
if(!ret) lRc = GetLastError();
}
func = GetProcAddress(kernel32, "CreateHardLinkA");
printf("\tSymbolic link, rc = 0x%08x, wRc = %d, cRc = %d, lRc = %d\n", rc, wRc, cRc, lRc);
}
if(func == NULL)
{
error = GetLastError();
printf("Error %d finding CreateHardLinkA.\n", error);
}
func = GetProcAddress(kernel32, "CreateHardLinkA");
if(!func)
{
error = GetLastError();
printf("Error %d finding CreateHardLinkA.\n", error);
}
else
{
WinNtCreateHardLinkA = func;
printf("Creating hard links.\n");
h = CreateFileA("HARDTRGT",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL,
NULL);
rc = 0;
wRc = 0;
cRc = 0;
lRc = 0;
if(h == INVALID_HANDLE_VALUE)
rc = GetLastError();
else
{
CreateSymbolicLinkA = func;
printf("Creating hard links.\n");
memset(message, 0, 300);
sprintf(message, "This file is part of a hard link.\n");
ret = WriteFile(h, message, strlen(message), &dwNumberOfBytesWritten, NULL);
if(!ret) wRc = GetLastError();
h = CreateFileA("HARDTRGT", GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); rc = 0; wRc = 0; cRc = 0; lRc = 0; if(h == INVALID_HANDLE_VALUE)
{
rc = GetLastError();
}
else
{
memset(message, 0, 300);
sprintf(&message, "This file is part of a hard link.\n");
ret = WriteFile(h, message, strlen(message), &dwNumberOfBytesWritten, NULL);
if(!ret)
{
wRc = GetLastError();
}
ret = CloseHandle(h);
if(!ret) cRc = GetLastError();
ret = CloseHandle(h);
if(!ret)
{
cRc = GetLastError();
}
ret = CreateSymbolicLinkA("HARDLINK", "HARDTRGT", NULL);
if(!ret)
{
cRc = GetLastError();
}
}
printf("\tHard link, rc = 0x%08x, wRc = %d, cRc = %d, lRc = %d\n", rc, wRc, cRc, lRc);
ret = WinNtCreateHardLinkA("HARDLINK", "HARDTRGT", NULL);
if(!ret) lRc = GetLastError();
}
FreeLibrary(kernel32);
*/
printf("\tHard link, rc = 0x%08x, wRc = %d, cRc = %d, lRc = %d\n", rc, wRc, cRc, lRc);
}
FreeLibrary(kernel32);
}
void MillionFiles(const char *path)