www.pudn.com > porttalk22.zip > removedrv.c

/******************************************************************************/ 
/*                                                                            */ 
/*                       Remove Driver for PortTalk  V2.0                     */ 
/*                        Version 2.0, 12th January 2002                      */ 
/*                          http://www.beyondlogic.org                        */ 
/*                                                                            */ 
/* Copyright © 2002 Craig Peacock. Craig.Peacock@beyondlogic.org              */ 
/* Any publication or distribution of this code in source form is prohibited  */ 
/* without prior written permission of the copyright holder. This source code */ 
/* is provided "as is", without any guarantee made as to its suitability or   */ 
/* fitness for any particular use. Permission is herby granted to modify or   */ 
/* enhance this sample code to produce a derivative program which may only be */ 
/* distributed in compiled object form only.                                  */ 
/******************************************************************************/ 
 
#include  
#include  
 
char __cdecl main(void) 
{ 
    SC_HANDLE       SchSCManager; 
    SC_HANDLE       schService; 
    BOOL            ret; 
    SERVICE_STATUS  serviceStatus; 
 
    printf("Uninstall for PortTalk V2.0\nCopyright 2002 Craig Peacock\nhttp://www.beyondlogic.org\n"); 
 
    /* Open Handle to Service Control Manager */     
    SchSCManager = OpenSCManager (NULL,                   // machine (NULL == local) 
                                  NULL,                   // database (NULL == default) 
                                  SC_MANAGER_ALL_ACCESS); // access required 
 
    /* Open Handle to PortTalk Service Database */ 
    schService = OpenService (SchSCManager, 
                              "PortTalk", 
                              SERVICE_ALL_ACCESS); 
 
    if (schService == NULL) { 
        printf("Error while opening PortTalk service, has PortTalk been installed?\n"); 
        return(0); 
    } 
 
    /* Stop Service */ 
    ret = ControlService (schService, 
                          SERVICE_CONTROL_STOP, 
                          &serviceStatus); 
 
    if (ret) printf("PortTalk service has been successfully stopped.\n"); 
    else     printf("Unknown error while stopping PortTalk service.\n"); 
 
    /* Delete Service */ 
    ret = DeleteService (schService); 
 
    if (ret) printf("PortTalk service has been successfully deleted.\n"); 
    else     printf("Error removing PortTalk service - PortTalk has NOT been successfully removed."); 
 
    printf("You may now re-install PortTalk.\n"); 
    
    /* Close Handle to Porttalk Service Database */ 
    CloseServiceHandle (schService); 
 
    /* Close Handle to Service Control Manager */ 
    CloseServiceHandle(SchSCManager); 
}