created installer

Created an installer which can create secure folders, create a background process and downloa the main applications files.

src/client_backend/permissions.cpp

@@ -1,5 +1,7 @@
 #ifndef PERMISSIONS_CPP
 #define PERMISSIONS_CPP
+#define _WIN32_WINNT 0x0500
+#pragma comment(lib, "advapi32.lib")
 #include "permissions.h"
 /*
 1 create file (as admin)
@@ -7,21 +9,134 @@
 file cannot be deleted or modified by anyone. admin can delete
 
 */
-/*
-int main() {
-    FILE* fp;
-    fp = fopen("c:\\programdata\\jakach\\aa.txt", "w");
-    fprintf(fp, "secure text");
-    fclose(fp);
-    chmod("c:\\programdata\\jakach\\aa.txt", _S_IREAD);
-}
-
-*/
+//mark as readonly
 int protect_file(char* path) {
     return _chmod(path, _S_IREAD);
 }
+//mark as readwrite
 int unprotect_file(char* path) {
 	return _chmod(path, _S_IWRITE | _S_IREAD);
 }
 
+//deny all access and only grant access to admins
+BOOL create_file_protection(SECURITY_ATTRIBUTES* pSA)
+{
+    // Define the SDDL for the DACL. This example sets 
+    // the following access:
+    //     Built-in guests are denied all access.
+    //     Anonymous logon is denied all access.
+    //     Authenticated users are denied all access.
+    //     Administrators are allowed full control.
+    // Modify these values as needed to generate the proper
+    // DACL for your application.   
+    TCHAR* szSD = TEXT("D:")
+        TEXT("(D;OICI;GA;;;BG)")         // Deny access to guest users
+        TEXT("(D;OICI;GA;;;AN)")         // Deny access to unauthenticated users
+        //TEXT("(D;OICI;GA;;;AU)")         // Deny access to authenticated users do not execute else not even admins have rights anymore :(
+        TEXT("(A;OICI;GA;;;BA)");        // Allow full control to builtin administrators
+        TEXT("(A;OICI;GA;;;AA)");        // Allow full control to normal administrators
+
+
+    if (NULL == pSA)
+        return FALSE;
+
+    return ConvertStringSecurityDescriptorToSecurityDescriptor(
+        szSD,
+        SDDL_REVISION_1,
+        &(pSA->lpSecurityDescriptor),
+        NULL);
+}
+/*
+
+
+BOOL CreateMyDACL(SECURITY_ATTRIBUTES*);
+
+int main()
+{
+    SECURITY_ATTRIBUTES  sa;
+
+    sa.nLength = sizeof(SECURITY_ATTRIBUTES);
+    sa.bInheritHandle = FALSE;
+
+    // Call function to set the DACL. The DACL
+    // is set in the SECURITY_ATTRIBUTES 
+    // lpSecurityDescriptor member.
+    if (!CreateMyDACL(&sa))
+    {
+        // Error encountered; generate message and exit.
+        printf("Failed CreateMyDACL\n");
+        exit(1);
+    }
+
+    // Use the updated SECURITY_ATTRIBUTES to specify
+    // security attributes for securable objects.
+    // This example uses security attributes during
+    // creation of a new directory.
+    if (0 == CreateDirectory(TEXT("C:\\MyFolder"), &sa))
+    {
+        // Error encountered; generate message and exit.
+        printf("Failed CreateDirectory\n");
+        exit(1);
+    }
+
+    // Free the memory allocated for the SECURITY_DESCRIPTOR.
+    if (NULL != LocalFree(sa.lpSecurityDescriptor))
+    {
+        // Error encountered; generate message and exit.
+        printf("Failed LocalFree\n");
+        exit(1);
+    }
+    return 0;
+}
+
+
+// CreateMyDACL.
+//    Create a security descriptor that contains the DACL 
+//    you want.
+//    This function uses SDDL to make Deny and Allow ACEs.
+//
+// Parameter:
+//    SECURITY_ATTRIBUTES * pSA
+//    Pointer to a SECURITY_ATTRIBUTES structure. It is your
+//    responsibility to properly initialize the 
+//    structure and to free the structure's 
+//    lpSecurityDescriptor member when you have
+//    finished using it. To free the structure's 
+//    lpSecurityDescriptor member, call the 
+//    LocalFree function.
+// 
+// Return value:
+//    FALSE if the address to the structure is NULL. 
+//    Otherwise, this function returns the value from the
+//    ConvertStringSecurityDescriptorToSecurityDescriptor 
+//    function.
+BOOL CreateMyDACL(SECURITY_ATTRIBUTES* pSA)
+{
+    // Define the SDDL for the DACL. This example sets 
+    // the following access:
+    //     Built-in guests are denied all access.
+    //     Anonymous logon is denied all access.
+    //     Authenticated users are allowed 
+    //     read/write/execute access.
+    //     Administrators are allowed full control.
+    // Modify these values as needed to generate the proper
+    // DACL for your application.   
+    TCHAR* szSD = TEXT("D:")
+        TEXT("(D;OICI;GA;;;BG)")         // Deny access to authenticated users
+        TEXT("(D;OICI;GA;;;AN)")         // Deny access to authenticated users
+        //TEXT("(D;OICI;GA;;;AU)")         // Deny access to authenticated users
+        TEXT("(A;OICI;GA;;;BA)");        // Allow full control to builtinadministrators
+    TEXT("(A;OICI;GA;;;AA)");        // Allow full control to administrators
+
+
+    if (NULL == pSA)
+        return FALSE;
+
+    return ConvertStringSecurityDescriptorToSecurityDescriptor(
+        szSD,
+        SDDL_REVISION_1,
+        &(pSA->lpSecurityDescriptor),
+        NULL);
+}
+*/
 #endif