/***************************************************************************
auto-load some homes and printer services
***************************************************************************/
static void add_auto_printers(void)
{
const char *p;
int pnum = lp_servicenumber(PRINTERS_NAME);
char *str;
char *saveptr;
if (pnum < 0)
return;
if ((str = SMB_STRDUP(lp_auto_services())) == NULL)
return;
for (p = strtok_r(str, LIST_SEP, &saveptr); p;
p = strtok_r(NULL, LIST_SEP, &saveptr)) {
if (lp_servicenumber(p) >= 0)
continue;
if (pcap_printername_ok(p))
lp_add_printer(p, pnum);
}
SAFE_FREE(str);
}
int find_service(fstring service)
{
int iService;
struct smbd_server_connection *sconn = smbd_server_conn;
all_string_sub(service,"\\","/",0);
iService = lp_servicenumber(service);
/* now handle the special case of a home directory */
if (iService < 0) {
char *phome_dir = get_user_home_dir(talloc_tos(), service);
if(!phome_dir) {
/*
* Try mapping the servicename, it may
* be a Windows to unix mapped user name.
*/
if(map_username(sconn, service))
phome_dir = get_user_home_dir(
talloc_tos(), service);
}
DEBUG(3,("checking for home directory %s gave %s\n",service,
phome_dir?phome_dir:"(NULL)"));
iService = add_home_service(service,service /* 'username' */, phome_dir);
}
/* If we still don't have a service, attempt to add it as a printer. */
if (iService < 0) {
int iPrinterService;
if ((iPrinterService = lp_servicenumber(PRINTERS_NAME)) < 0) {
iPrinterService = load_registry_service(PRINTERS_NAME);
}
if (iPrinterService) {
DEBUG(3,("checking whether %s is a valid printer name...\n", service));
if (pcap_printername_ok(service)) {
DEBUG(3,("%s is a valid printer name\n", service));
DEBUG(3,("adding %s as a printer service\n", service));
lp_add_printer(service, iPrinterService);
iService = lp_servicenumber(service);
if (iService < 0) {
DEBUG(0,("failed to add %s as a printer service!\n", service));
}
} else {
DEBUG(3,("%s is not a valid printer name\n", service));
}
}
}
/* Check for default vfs service? Unsure whether to implement this */
if (iService < 0) {
}
if (iService < 0) {
iService = load_registry_service(service);
}
/* Is it a usershare service ? */
if (iService < 0 && *lp_usershare_path()) {
/* Ensure the name is canonicalized. */
strlower_m(service);
iService = load_usershare_service(service);
}
/* just possibly it's a default service? */
if (iService < 0) {
char *pdefservice = lp_defaultservice();
if (pdefservice && *pdefservice && !strequal(pdefservice,service) && !strstr_m(service,"..")) {
/*
* We need to do a local copy here as lp_defaultservice()
* returns one of the rotating lp_string buffers that
* could get overwritten by the recursive find_service() call
* below. Fix from Josef Hinteregger <*****@*****.**>.
*/
char *defservice = SMB_STRDUP(pdefservice);
if (!defservice) {
goto fail;
}
/* Disallow anything except explicit share names. */
if (strequal(defservice,HOMES_NAME) ||
strequal(defservice, PRINTERS_NAME) ||
strequal(defservice, "IPC$")) {
SAFE_FREE(defservice);
goto fail;
}
iService = find_service(defservice);
if (iService >= 0) {
all_string_sub(service, "_","/",0);
iService = lp_add_service(service, iService);
}
SAFE_FREE(defservice);
}
}
if (iService >= 0) {
if (!VALID_SNUM(iService)) {
DEBUG(0,("Invalid snum %d for %s\n",iService, service));
iService = -1;
}
}
fail:
if (iService < 0)
DEBUG(3,("find_service() failed to find service %s\n", service));
return (iService);
}
/****************************************************************************
find a service entry
****************************************************************************/
int find_service(char *service)
{
int iService;
all_string_sub(service,"\\","/",0);
iService = lp_servicenumber(service);
/* now handle the special case of a home directory */
if (iService < 0)
{
int iHomeService;
/* We check that the HOMES_NAME exists before calling expensive
functions like get_user_home_dir */
if ((iHomeService = lp_servicenumber(HOMES_NAME)) >= 0)
{
char *phome_dir = get_user_home_dir(service);
if(!phome_dir)
{
/*
* Try mapping the servicename, it may
* be a Windows to unix mapped user name.
*/
if(map_username(service))
phome_dir = get_user_home_dir(service);
}
DEBUG(3,("checking for home directory %s gave %s\n",service,
phome_dir?phome_dir:"(NULL)"));
if (phome_dir)
{
lp_add_home(service,iHomeService,phome_dir);
iService = lp_servicenumber(service);
}
}
}
#ifdef PRINTING
/* If we still don't have a service, attempt to add it as a printer. */
if (iService < 0)
{
int iPrinterService;
if ((iPrinterService = lp_servicenumber(PRINTERS_NAME)) >= 0)
{
char *pszTemp;
DEBUG(3,("checking whether %s is a valid printer name...\n", service));
pszTemp = PRINTCAP;
if ((pszTemp != NULL) && pcap_printername_ok(service, pszTemp))
{
DEBUG(3,("%s is a valid printer name\n", service));
DEBUG(3,("adding %s as a printer service\n", service));
lp_add_printer(service,iPrinterService);
iService = lp_servicenumber(service);
if (iService < 0)
DEBUG(0,("failed to add %s as a printer service!\n", service));
}
else
DEBUG(3,("%s is not a valid printer name\n", service));
}
}
#endif
/* just possibly it's a default service? */
if (iService < 0)
{
char *pdefservice = lp_defaultservice();
if (pdefservice && *pdefservice &&
!strequal(pdefservice,service) &&
!strstr(service,".."))
{
/*
* We need to do a local copy here as lp_defaultservice()
* returns one of the rotating lp_string buffers that
* could get overwritten by the recursive find_service() call
* below. Fix from Josef Hinteregger <*****@*****.**>.
*/
pstring defservice;
pstrcpy(defservice, pdefservice);
iService = find_service(defservice);
if (iService >= 0)
{
all_string_sub(service,"_","/",0);
iService = lp_add_service(service,iService);
}
}
}
if (iService >= 0)
if (!VALID_SNUM(iService))
{
DEBUG(0,("Invalid snum %d for %s\n",iService,service));
iService = -1;
}
if (iService < 0)
DEBUG(3,("find_service() failed to find service %s\n", service));
return (iService);
}
