configure: Move assemblage of samba version strings to m4 include file.
[kai/samba.git] / source3 / services / services_db.c
index f3ec62a01b06bf205ba4f67318041eedf95294f4..ae83e726977292bfdc871e74e50568a00e75d163 100644 (file)
@@ -33,7 +33,7 @@ struct service_display_info {
        const char *description;
 };
 
-struct service_display_info builtin_svcs[] = {  
+struct service_display_info builtin_svcs[] = {
   { "Spooler",       "smbd",   "Print Spooler", "Internal service for spooling files to print devices" },
   { "NETLOGON",              "smbd",   "Net Logon", "File service providing access to policy and profile data (not remotely manageable)" },
   { "RemoteRegistry", "smbd",  "Remote Registry Service", "Internal service providing remote access to "
@@ -43,7 +43,7 @@ struct service_display_info builtin_svcs[] = {
   { NULL, NULL, NULL, NULL }
 };
 
-struct service_display_info common_unix_svcs[] = {  
+struct service_display_info common_unix_svcs[] = {
   { "cups",          NULL, "Common Unix Printing System","Provides unified printing support for all operating systems" },
   { "postfix",       NULL, "Internet Mail Service",    "Provides support for sending and receiving electonic mail" },
   { "sendmail",      NULL, "Internet Mail Service",    "Provides support for sending and receiving electonic mail" },
@@ -88,31 +88,33 @@ struct service_display_info common_unix_svcs[] = {
 
 static SEC_DESC* construct_service_sd( TALLOC_CTX *ctx )
 {
-       SEC_ACE ace[4]; 
+       SEC_ACE ace[4];
        SEC_ACCESS mask;
        size_t i = 0;
        SEC_DESC *sd;
        SEC_ACL *acl;
        size_t sd_size;
-       
+
        /* basic access for Everyone */
-       
+
        init_sec_access(&mask, SERVICE_READ_ACCESS );
        init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
-               
+
        init_sec_access(&mask,SERVICE_EXECUTE_ACCESS );
        init_sec_ace(&ace[i++], &global_sid_Builtin_Power_Users, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
-       
+
        init_sec_access(&mask,SERVICE_ALL_ACCESS );
        init_sec_ace(&ace[i++], &global_sid_Builtin_Server_Operators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
        init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
-       
+
        /* create the security descriptor */
-       
+
        if ( !(acl = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) )
                return NULL;
 
-       if ( !(sd = make_sec_desc(ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL, acl, &sd_size)) )
+       if ( !(sd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
+                                 SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
+                                 acl, &sd_size)) )
                return NULL;
 
        return sd;
@@ -125,106 +127,119 @@ static SEC_DESC* construct_service_sd( TALLOC_CTX *ctx )
 
 static char *get_common_service_dispname( const char *servicename )
 {
-       static fstring dispname;
        int i;
-       
+
        for ( i=0; common_unix_svcs[i].servicename; i++ ) {
-               if ( strequal( servicename, common_unix_svcs[i].servicename ) ) {
-                       fstr_sprintf( dispname, "%s (%s)", 
+               if (strequal(servicename, common_unix_svcs[i].servicename)) {
+                       char *dispname;
+                       if (asprintf(&dispname,
+                               "%s (%s)",
                                common_unix_svcs[i].dispname,
-                               common_unix_svcs[i].servicename );
-                               
+                               common_unix_svcs[i].servicename) < 0) {
+                               return NULL;
+                       }
                        return dispname;
                }
-       } 
-       
-       fstrcpy( dispname, servicename );
-       
-       return dispname;
+       }
+
+       return SMB_STRDUP(servicename );
 }
 
 /********************************************************************
 ********************************************************************/
 
-static charcleanup_string( const char *string )
+static char *cleanup_string( const char *string )
 {
-       pstring clean;
+       char *clean = NULL;
        char *begin, *end;
+       TALLOC_CTX *ctx = talloc_tos();
 
-       pstrcpy( clean, string );
+       clean = talloc_strdup(ctx, string);
+       if (!clean) {
+               return NULL;
+       }
        begin = clean;
-       
+
        /* trim any beginning whilespace */
-       
-       while ( isspace(*begin) )
+
+       while (isspace(*begin)) {
                begin++;
+       }
 
-       if ( *begin == '\0' )
+       if (*begin == '\0') {
                return NULL;
-                       
+       }
+
        /* trim any trailing whitespace or carriage returns.
           Start at the end and move backwards */
-                       
+
        end = begin + strlen(begin) - 1;
-                       
+
        while ( isspace(*end) || *end=='\n' || *end=='\r' ) {
                *end = '\0';
                end--;
        }
 
-       return talloc_strdup(talloc_tos(), begin);
+       return begin;
 }
 
 /********************************************************************
 ********************************************************************/
 
-static BOOL read_init_file( const char *servicename, struct rcinit_file_information **service_info )
+static bool read_init_file( const char *servicename, struct rcinit_file_information **service_info )
 {
        struct rcinit_file_information *info;
-       pstring filepath, str;
+       char *filepath = NULL;
+       char str[1024];
        XFILE *f;
        char *p;
-               
+
        if ( !(info = TALLOC_ZERO_P( NULL, struct rcinit_file_information ) ) )
                return False;
-       
+
        /* attempt the file open */
-               
-       pstr_sprintf( filepath, "%s/%s/%s", dyn_LIBDIR, SVCCTL_SCRIPT_DIR, servicename );
-       if ( !(f = x_fopen( filepath, O_RDONLY, 0 )) ) {
+
+       filepath = talloc_asprintf(info, "%s/%s/%s", get_dyn_LIBDIR(),
+                               SVCCTL_SCRIPT_DIR, servicename);
+       if (!filepath) {
+               TALLOC_FREE(info);
+               return false;
+       }
+       if (!(f = x_fopen( filepath, O_RDONLY, 0 ))) {
                DEBUG(0,("read_init_file: failed to open [%s]\n", filepath));
                TALLOC_FREE(info);
-               return False;
+               return false;
        }
-       
+
        while ( (x_fgets( str, sizeof(str)-1, f )) != NULL ) {
-               /* ignore everything that is not a full line 
+               /* ignore everything that is not a full line
                   comment starting with a '#' */
-                  
+
                if ( str[0] != '#' )
                        continue;
-               
+
                /* Look for a line like '^#.*Description:' */
-               
+
                if ( (p = strstr( str, "Description:" )) != NULL ) {
                        char *desc;
 
                        p += strlen( "Description:" ) + 1;
-                       if ( !p ) 
+                       if ( !p )
                                break;
-                               
+
                        if ( (desc = cleanup_string(p)) != NULL )
                                info->description = talloc_strdup( info, desc );
                }
        }
-       
+
        x_fclose( f );
-       
+
        if ( !info->description )
                info->description = talloc_strdup( info, "External Unix Service" );
-       
+
        *service_info = info;
-       
+       TALLOC_FREE(filepath);
+
        return True;
 }
 
@@ -237,50 +252,65 @@ static void fill_service_values( const char *name, REGVAL_CTR *values )
 {
        UNISTR2 data, dname, ipath, description;
        uint32 dword;
-       pstring pstr;
        int i;
-       
+
        /* These values are hardcoded in all QueryServiceConfig() replies.
           I'm just storing them here for cosmetic purposes */
-       
+
        dword = SVCCTL_AUTO_START;
        regval_ctr_addvalue( values, "Start", REG_DWORD, (char*)&dword, sizeof(uint32));
-       
+
        dword = SVCCTL_WIN32_OWN_PROC;
        regval_ctr_addvalue( values, "Type", REG_DWORD, (char*)&dword, sizeof(uint32));
 
        dword = SVCCTL_SVC_ERROR_NORMAL;
        regval_ctr_addvalue( values, "ErrorControl", REG_DWORD, (char*)&dword, sizeof(uint32));
-       
+
        /* everything runs as LocalSystem */
-       
+
        init_unistr2( &data, "LocalSystem", UNI_STR_TERMINATE );
        regval_ctr_addvalue( values, "ObjectName", REG_SZ, (char*)data.buffer, data.uni_str_len*2);
-       
+
        /* special considerations for internal services and the DisplayName value */
-       
+
        for ( i=0; builtin_svcs[i].servicename; i++ ) {
                if ( strequal( name, builtin_svcs[i].servicename ) ) {
-                       pstr_sprintf( pstr, "%s/%s/%s",dyn_LIBDIR, SVCCTL_SCRIPT_DIR, builtin_svcs[i].daemon );
-                       init_unistr2( &ipath, pstr, UNI_STR_TERMINATE );
+                       char *pstr = NULL;
+                       if (asprintf(&pstr, "%s/%s/%s",
+                                       get_dyn_LIBDIR(), SVCCTL_SCRIPT_DIR,
+                                       builtin_svcs[i].daemon) > 0) {
+                               init_unistr2( &ipath, pstr, UNI_STR_TERMINATE );
+                               SAFE_FREE(pstr);
+                       } else {
+                               init_unistr2( &ipath, "", UNI_STR_TERMINATE );
+                       }
                        init_unistr2( &description, builtin_svcs[i].description, UNI_STR_TERMINATE );
                        init_unistr2( &dname, builtin_svcs[i].dispname, UNI_STR_TERMINATE );
                        break;
                }
-       } 
-       
+       }
+
        /* default to an external service if we haven't found a match */
-       
+
        if ( builtin_svcs[i].servicename == NULL ) {
+               char *pstr = NULL;
+               char *dispname = NULL;
                struct rcinit_file_information *init_info = NULL;
 
-               pstr_sprintf( pstr, "%s/%s/%s",dyn_LIBDIR, SVCCTL_SCRIPT_DIR, name );
-               init_unistr2( &ipath, pstr, UNI_STR_TERMINATE );
-               
+               if (asprintf(&pstr, "%s/%s/%s",get_dyn_LIBDIR(),
+                                       SVCCTL_SCRIPT_DIR, name) > 0) {
+                       init_unistr2( &ipath, pstr, UNI_STR_TERMINATE );
+                       SAFE_FREE(pstr);
+               } else {
+                       init_unistr2( &ipath, "", UNI_STR_TERMINATE );
+               }
+
                /* lookup common unix display names */
-               init_unistr2( &dname, get_common_service_dispname( name ), UNI_STR_TERMINATE );
+               dispname = get_common_service_dispname(name);
+               init_unistr2( &dname, dispname ? dispname : "", UNI_STR_TERMINATE );
+               SAFE_FREE(dispname);
 
-               /* get info from init file itself */            
+               /* get info from init file itself */
                if ( read_init_file( name, &init_info ) ) {
                        init_unistr2( &description, init_info->description, UNI_STR_TERMINATE );
                        TALLOC_FREE( init_info );
@@ -289,29 +319,30 @@ static void fill_service_values( const char *name, REGVAL_CTR *values )
                        init_unistr2( &description, "External Unix Service", UNI_STR_TERMINATE );
                }
        }
-       
+
        /* add the new values */
-       
+
        regval_ctr_addvalue( values, "DisplayName", REG_SZ, (char*)dname.buffer, dname.uni_str_len*2);
        regval_ctr_addvalue( values, "ImagePath", REG_SZ, (char*)ipath.buffer, ipath.uni_str_len*2);
        regval_ctr_addvalue( values, "Description", REG_SZ, (char*)description.buffer, description.uni_str_len*2);
-       
+
        return;
 }
 
 /********************************************************************
 ********************************************************************/
 
-static void add_new_svc_name( REGISTRY_KEY *key_parent, REGSUBKEY_CTR *subkeys, 
+static void add_new_svc_name( REGISTRY_KEY *key_parent, REGSUBKEY_CTR *subkeys,
                               const char *name )
 {
        REGISTRY_KEY *key_service, *key_secdesc;
        WERROR wresult;
-       pstring path;
+       char *path = NULL;
        REGVAL_CTR *values;
        REGSUBKEY_CTR *svc_subkeys;
        SEC_DESC *sd;
-       prs_struct ps;
+       DATA_BLOB sd_blob;
+       NTSTATUS status;
 
        /* add to the list and create the subkey path */
 
@@ -320,15 +351,19 @@ static void add_new_svc_name( REGISTRY_KEY *key_parent, REGSUBKEY_CTR *subkeys,
 
        /* open the new service key */
 
-       pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
+       if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
+               return;
+       }
        wresult = regkey_open_internal( NULL, &key_service, path,
                                        get_root_nt_token(), REG_KEY_ALL );
        if ( !W_ERROR_IS_OK(wresult) ) {
-               DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n", 
+               DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n",
                        path, dos_errstr(wresult)));
+               SAFE_FREE(path);
                return;
        }
-       
+       SAFE_FREE(path);
+
        /* add the 'Security' key */
 
        if ( !(svc_subkeys = TALLOC_ZERO_P( key_service, REGSUBKEY_CTR )) ) {
@@ -336,13 +371,13 @@ static void add_new_svc_name( REGISTRY_KEY *key_parent, REGSUBKEY_CTR *subkeys,
                TALLOC_FREE( key_service );
                return;
        }
-       
+
        fetch_reg_keys( key_service, svc_subkeys );
        regsubkey_ctr_addkey( svc_subkeys, "Security" );
        store_reg_keys( key_service, svc_subkeys );
 
        /* now for the service values */
-       
+
        if ( !(values = TALLOC_ZERO_P( key_service, REGVAL_CTR )) ) {
                DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
                TALLOC_FREE( key_service );
@@ -358,15 +393,19 @@ static void add_new_svc_name( REGISTRY_KEY *key_parent, REGSUBKEY_CTR *subkeys,
 
        /* now add the security descriptor */
 
-       pstr_sprintf( path, "%s\\%s\\%s", KEY_SERVICES, name, "Security" );
+       if (asprintf(&path, "%s\\%s\\%s", KEY_SERVICES, name, "Security") < 0) {
+               return;
+       }
        wresult = regkey_open_internal( NULL, &key_secdesc, path,
                                        get_root_nt_token(), REG_KEY_ALL );
        if ( !W_ERROR_IS_OK(wresult) ) {
-               DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n", 
+               DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n",
                        path, dos_errstr(wresult)));
                TALLOC_FREE( key_secdesc );
+               SAFE_FREE(path);
                return;
        }
+       SAFE_FREE(path);
 
        if ( !(values = TALLOC_ZERO_P( key_secdesc, REGVAL_CTR )) ) {
                DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
@@ -379,20 +418,20 @@ static void add_new_svc_name( REGISTRY_KEY *key_parent, REGSUBKEY_CTR *subkeys,
                TALLOC_FREE( key_secdesc );
                return;
        }
-       
-       /* stream the printer security descriptor */
-       
-       prs_init( &ps, RPC_MAX_PDU_FRAG_LEN, key_secdesc, MARSHALL);
-       
-       if ( sec_io_desc("sec_desc", &sd, &ps, 0 ) ) {
-               uint32 offset = prs_offset( &ps );
-               regval_ctr_addvalue( values, "Security", REG_BINARY, prs_data_p(&ps), offset );
-               store_reg_values( key_secdesc, values );
+
+       status = marshall_sec_desc(key_secdesc, sd, &sd_blob.data,
+                                  &sd_blob.length);
+       if (!NT_STATUS_IS_OK(status)) {
+               DEBUG(0, ("marshall_sec_desc failed: %s\n",
+                         nt_errstr(status)));
+               TALLOC_FREE(key_secdesc);
+               return;
        }
-       
-       /* finally cleanup the Security key */
-       
-       prs_mem_free( &ps );
+
+       regval_ctr_addvalue(values, "Security", REG_BINARY,
+                           (const char *)sd_blob.data, sd_blob.length);
+       store_reg_values( key_secdesc, values );
+
        TALLOC_FREE( key_secdesc );
 
        return;
@@ -408,35 +447,35 @@ void svcctl_init_keys( void )
        REGSUBKEY_CTR *subkeys;
        REGISTRY_KEY *key = NULL;
        WERROR wresult;
-       
+
        /* bad mojo here if the lookup failed.  Should not happen */
-       
+
        wresult = regkey_open_internal( NULL, &key, KEY_SERVICES,
                                        get_root_nt_token(), REG_KEY_ALL );
 
        if ( !W_ERROR_IS_OK(wresult) ) {
-               DEBUG(0,("svcctl_init_keys: key lookup failed! (%s)\n", 
+               DEBUG(0,("svcctl_init_keys: key lookup failed! (%s)\n",
                        dos_errstr(wresult)));
                return;
        }
-       
-       /* lookup the available subkeys */      
-       
+
+       /* lookup the available subkeys */
+
        if ( !(subkeys = TALLOC_ZERO_P( key, REGSUBKEY_CTR )) ) {
                DEBUG(0,("svcctl_init_keys: talloc() failed!\n"));
                TALLOC_FREE( key );
                return;
        }
-       
+
        fetch_reg_keys( key, subkeys );
-       
-       /* the builting services exist */
-       
+
+       /* the builtin services exist */
+
        for ( i=0; builtin_svcs[i].servicename; i++ )
                add_new_svc_name( key, subkeys, builtin_svcs[i].servicename );
-               
+
        for ( i=0; service_list && service_list[i]; i++ ) {
-       
+
                /* only add new services */
                if ( regsubkey_ctr_key_exists( subkeys, service_list[i] ) )
                        continue;
@@ -457,65 +496,64 @@ void svcctl_init_keys( void )
 
 /********************************************************************
  This is where we do the dirty work of filling in things like the
- Display name, Description, etc...Always return a default secdesc 
+ Display name, Description, etc...Always return a default secdesc
  in case of any failure.
 ********************************************************************/
 
-SEC_DESCsvcctl_get_secdesc( TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
+SEC_DESC *svcctl_get_secdesc( TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
 {
        REGISTRY_KEY *key;
-       prs_struct ps;
        REGVAL_CTR *values;
        REGISTRY_VALUE *val;
-       SEC_DESC *sd = NULL;
        SEC_DESC *ret_sd = NULL;
-       pstring path;
+       char *path= NULL;
        WERROR wresult;
-       
+       NTSTATUS status;
+
        /* now add the security descriptor */
 
-       pstr_sprintf( path, "%s\\%s\\%s", KEY_SERVICES, name, "Security" );
+       if (asprintf(&path, "%s\\%s\\%s", KEY_SERVICES, name, "Security") < 0) {
+               return NULL;
+       }
        wresult = regkey_open_internal( NULL, &key, path, token,
                                        REG_KEY_ALL );
        if ( !W_ERROR_IS_OK(wresult) ) {
-               DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n", 
+               DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n",
                        path, dos_errstr(wresult)));
-               return NULL;
+               goto done;
        }
 
        if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
-               DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
-               TALLOC_FREE( key );
-               return NULL;
+               DEBUG(0,("svcctl_get_secdesc: talloc() failed!\n"));
+               goto done;
+       }
+
+       if (fetch_reg_values( key, values ) == -1) {
+               DEBUG(0, ("Error getting registry values\n"));
+               goto done;
        }
 
-       fetch_reg_values( key, values );
-       
        if ( !(val = regval_ctr_getvalue( values, "Security" )) ) {
-               DEBUG(6,("svcctl_get_secdesc: constructing default secdesc for service [%s]\n", 
-                       name));
-               TALLOC_FREE( key );
-               return construct_service_sd( ctx );
+               goto fallback_to_default_sd;
        }
-       
 
-       /* stream the printer security descriptor */
-       
-       prs_init( &ps, 0, key, UNMARSHALL);
-       prs_give_memory( &ps, (char *)regval_data_p(val), regval_size(val), False );
-       
-       if ( !sec_io_desc("sec_desc", &sd, &ps, 0 ) ) {
-               TALLOC_FREE( key );
-               return construct_service_sd( ctx );
+       /* stream the service security descriptor */
+
+       status = unmarshall_sec_desc(ctx, regval_data_p(val),
+                                    regval_size(val), &ret_sd);
+
+       if (NT_STATUS_IS_OK(status)) {
+               goto done;
        }
-       
-       ret_sd = dup_sec_desc( ctx, sd );
-       
-       /* finally cleanup the Security key */
-       
-       prs_mem_free( &ps );
-       TALLOC_FREE( key );
 
+fallback_to_default_sd:
+       DEBUG(6, ("svcctl_get_secdesc: constructing default secdesc for "
+                 "service [%s]\n", name));
+       ret_sd = construct_service_sd(ctx);
+
+done:
+       SAFE_FREE(path);
+       TALLOC_FREE(key);
        return ret_sd;
 }
 
@@ -523,44 +561,47 @@ SEC_DESC* svcctl_get_secdesc( TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *
  Wrapper to make storing a Service sd easier
 ********************************************************************/
 
-BOOL svcctl_set_secdesc( TALLOC_CTX *ctx, const char *name, SEC_DESC *sec_desc, NT_USER_TOKEN *token )
+bool svcctl_set_secdesc( TALLOC_CTX *ctx, const char *name, SEC_DESC *sec_desc, NT_USER_TOKEN *token )
 {
        REGISTRY_KEY *key;
        WERROR wresult;
-       pstring path;
+       char *path = NULL;
        REGVAL_CTR *values;
        prs_struct ps;
-       BOOL ret = False;
-       
+       bool ret = False;
+
        /* now add the security descriptor */
 
-       pstr_sprintf( path, "%s\\%s\\%s", KEY_SERVICES, name, "Security" );
+       if (asprintf(&path, "%s\\%s\\%s", KEY_SERVICES, name, "Security") < 0) {
+               return false;
+       }
        wresult = regkey_open_internal( NULL, &key, path, token,
                                        REG_KEY_ALL );
        if ( !W_ERROR_IS_OK(wresult) ) {
-               DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n", 
+               DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n",
                        path, dos_errstr(wresult)));
+               SAFE_FREE(path);
                return False;
        }
+       SAFE_FREE(path);
 
        if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
-               DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
+               DEBUG(0,("svcctl_set_secdesc: talloc() failed!\n"));
                TALLOC_FREE( key );
                return False;
        }
-       
+
        /* stream the printer security descriptor */
-       
        prs_init( &ps, RPC_MAX_PDU_FRAG_LEN, key, MARSHALL);
-       
+
        if ( sec_io_desc("sec_desc", &sec_desc, &ps, 0 ) ) {
                uint32 offset = prs_offset( &ps );
                regval_ctr_addvalue( values, "Security", REG_BINARY, prs_data_p(&ps), offset );
                ret = store_reg_values( key, values );
        }
-       
+
        /* cleanup */
-       
+
        prs_mem_free( &ps );
        TALLOC_FREE( key);
 
@@ -570,25 +611,29 @@ BOOL svcctl_set_secdesc( TALLOC_CTX *ctx, const char *name, SEC_DESC *sec_desc,
 /********************************************************************
 ********************************************************************/
 
-char* svcctl_lookup_dispname( const char *name, NT_USER_TOKEN *token )
+const char *svcctl_lookup_dispname(TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
 {
-       static fstring display_name;
-       REGISTRY_KEY *key;
+       char *display_name = NULL;
+       REGISTRY_KEY *key = NULL;
        REGVAL_CTR *values;
        REGISTRY_VALUE *val;
-       pstring path;
+       char *path = NULL;
        WERROR wresult;
-       
+
        /* now add the security descriptor */
 
-       pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
+       if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
+               return NULL;
+       }
        wresult = regkey_open_internal( NULL, &key, path, token,
                                        REG_KEY_READ );
        if ( !W_ERROR_IS_OK(wresult) ) {
                DEBUG(0,("svcctl_lookup_dispname: key lookup failed! [%s] (%s)\n", 
                        path, dos_errstr(wresult)));
+               SAFE_FREE(path);
                goto fail;
        }
+       SAFE_FREE(path);
 
        if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
                DEBUG(0,("svcctl_lookup_dispname: talloc() failed!\n"));
@@ -597,61 +642,64 @@ char* svcctl_lookup_dispname( const char *name, NT_USER_TOKEN *token )
        }
 
        fetch_reg_values( key, values );
-       
+
        if ( !(val = regval_ctr_getvalue( values, "DisplayName" )) )
                goto fail;
 
-       rpcstr_pull( display_name, regval_data_p(val), sizeof(display_name), regval_size(val), 0 );
+       rpcstr_pull_talloc(ctx, &display_name, regval_data_p(val), regval_size(val), 0 );
 
        TALLOC_FREE( key );
-       
+
        return display_name;
 
 fail:
        /* default to returning the service name */
        TALLOC_FREE( key );
-       fstrcpy( display_name, name );
-       return display_name;
+       return talloc_strdup(ctx, name);
 }
 
 /********************************************************************
 ********************************************************************/
 
-char* svcctl_lookup_description( const char *name, NT_USER_TOKEN *token )
+const char *svcctl_lookup_description(TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
 {
-       static fstring description;
-       REGISTRY_KEY *key;
+       char *description = NULL;
+       REGISTRY_KEY *key = NULL;
        REGVAL_CTR *values;
        REGISTRY_VALUE *val;
-       pstring path;
+       char *path = NULL;
        WERROR wresult;
-       
+
        /* now add the security descriptor */
 
-       pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
+       if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
+               return NULL;
+       }
        wresult = regkey_open_internal( NULL, &key, path, token,
                                        REG_KEY_READ );
        if ( !W_ERROR_IS_OK(wresult) ) {
-               DEBUG(0,("svcctl_lookup_dispname: key lookup failed! [%s] (%s)\n", 
+               DEBUG(0,("svcctl_lookup_description: key lookup failed! [%s] (%s)\n", 
                        path, dos_errstr(wresult)));
+               SAFE_FREE(path);
                return NULL;
        }
+       SAFE_FREE(path);
 
        if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
-               DEBUG(0,("svcctl_lookup_dispname: talloc() failed!\n"));
+               DEBUG(0,("svcctl_lookup_description: talloc() failed!\n"));
                TALLOC_FREE( key );
                return NULL;
        }
 
        fetch_reg_values( key, values );
-       
-       if ( !(val = regval_ctr_getvalue( values, "Description" )) )
-               fstrcpy( description, "Unix Service");
-       else
-               rpcstr_pull( description, regval_data_p(val), sizeof(description), regval_size(val), 0 );
 
-       TALLOC_FREE( key );
-       
+       if ( !(val = regval_ctr_getvalue( values, "Description" )) ) {
+               TALLOC_FREE( key );
+               return "Unix Service";
+       }
+       rpcstr_pull_talloc(ctx, &description, regval_data_p(val), regval_size(val), 0 );
+       TALLOC_FREE(key);
+
        return description;
 }
 
@@ -659,34 +707,35 @@ char* svcctl_lookup_description( const char *name, NT_USER_TOKEN *token )
 /********************************************************************
 ********************************************************************/
 
-REGVAL_CTRsvcctl_fetch_regvalues( const char *name, NT_USER_TOKEN *token )
+REGVAL_CTR *svcctl_fetch_regvalues( const char *name, NT_USER_TOKEN *token )
 {
-       REGISTRY_KEY *key;
+       REGISTRY_KEY *key = NULL;
        REGVAL_CTR *values;
-       pstring path;
+       char *path = NULL;
        WERROR wresult;
-       
+
        /* now add the security descriptor */
 
-       pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
+       if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
+               return NULL;
+       }
        wresult = regkey_open_internal( NULL, &key, path, token,
                                        REG_KEY_READ );
        if ( !W_ERROR_IS_OK(wresult) ) {
-               DEBUG(0,("svcctl_fetch_regvalues: key lookup failed! [%s] (%s)\n", 
+               DEBUG(0,("svcctl_fetch_regvalues: key lookup failed! [%s] (%s)\n",
                        path, dos_errstr(wresult)));
+               SAFE_FREE(path);
                return NULL;
        }
+       SAFE_FREE(path);
 
        if ( !(values = TALLOC_ZERO_P( NULL, REGVAL_CTR )) ) {
                DEBUG(0,("svcctl_fetch_regvalues: talloc() failed!\n"));
                TALLOC_FREE( key );
                return NULL;
        }
-       
        fetch_reg_values( key, values );
 
        TALLOC_FREE( key );
-       
        return values;
 }
-