bug-fixing registry commands and the rpcclient "rpcclient" command.

the rpcclient "rpcclient" command allows user options to be reset
(e.g the username / password) _without_ terminating rpcclient.
try this:

rpcclient -S srv1 -U% -l log
srv1$ rpcclient -S srv2
srv2$

:-)
(This used to be commit c049865782d87ca09744ecdefb387b7852ec2ae7)

3 files changed, 122 insertions, 65 deletions

diff --git a/source3/include/proto.h b/source3/include/proto.h
index ec340ec1d6..3380bc4e63 100644
--- a/source3/include/proto.h
+++ b/source3/include/proto.h
@@ -3571,6 +3571,7 @@ void cmd_sam_sync(struct client_info *info, int argc, char *argv[]);
 
 /*The following definitions come from  rpcclient/cmd_reg.c  */
 
+void split_server_keyname(char *srv_name, char *key, const char* arg);
 BOOL msrpc_reg_enum_key(const char* srv_name, const char* full_keyname,
 				REG_FN(reg_fn),
 				REG_KEY_FN(reg_key_fn),
diff --git a/source3/rpcclient/cmd_reg.c b/source3/rpcclient/cmd_reg.c
index 38c14ea96b..8d8d8f0167 100644
--- a/source3/rpcclient/cmd_reg.c
+++ b/source3/rpcclient/cmd_reg.c
@@ -37,15 +37,16 @@ extern FILE* out_hnd;
  * keys.  of the form:
  * ----
  *
- * [HKLM]|[HKU]\[parent_keyname_components]\[subkey]|[value]
+ * [HKLM]|[HKU]|[HKCR]\[parent_keyname]\[subkey]|[value]
  *
  * reg_getsubkey() splits this down into:
- * [HKLM]|[HKU]\[parent_keyname_components] and [subkey]|[value]
+ * [HKLM]|[HKU]|[HKCR]\[parent_keyname_components] and [subkey]|[value]
  *
  * reg_connect() splits the left side down further into:
- * [HKLM]|[HKU] and [parent_keyname_components].
+ * [HKLM]|[HKU]|[HKCR] and [parent_keyname_components].
  *
  * HKLM is short for HKEY_LOCAL_MACHINE
+ * HKCR is short for HKEY_CLASSES_ROOT
  * HKU  is short for HKEY_USERS
  *
  * oh, and HKEY stands for "Hive Key".
@@ -94,6 +95,25 @@ static void reg_display_key(int val, const char *full_keyname, int num)
 	}
 }
 
+void split_server_keyname(char *srv_name, char *key, const char* arg)
+{
+	pstrcpy(key, arg);
+
+	if (strnequal("\\\\", key, 2))
+	{
+		char *p = strchr(&key[2], '\\');
+		if (p == NULL)
+		{
+			key[0] = 0;
+			return;
+		}
+
+		*p = 0;
+
+		fstrcpy(srv_name, key);
+		pstrcpy(key, &arg[strlen(srv_name)+1]);
+	}
+}
 
 /****************************************************************************
 nt registry enum
@@ -150,8 +170,7 @@ BOOL msrpc_reg_enum_key(const char* srv_name, const char* full_keyname,
 		memcpy(&key_pol, &pol_con, sizeof(key_pol));
 	}
 
-	res1 = res1 ? reg_query_key(
-				&key_pol,
+	res1 = res1 ? reg_query_key(&key_pol,
 				key_class, &max_class_len,
 	                        &num_subkeys, &max_subkeylen, &max_subkeysize,
 				&num_values, &max_valnamelen, &max_valbufsize,
@@ -278,7 +297,7 @@ nt registry enum
 ****************************************************************************/
 void cmd_reg_enum(struct client_info *info, int argc, char *argv[])
 {
-	char *full_keyname;
+	pstring full_keyname;
 
 	fstring srv_name;
 
@@ -292,7 +311,7 @@ void cmd_reg_enum(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	(void)(msrpc_reg_enum_key(srv_name, full_keyname,
 				reg_display_key,
@@ -310,7 +329,7 @@ void cmd_reg_query_info(struct client_info *info, int argc, char *argv[])
 
 	POLICY_HND key_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring key_name;
 	fstring keyname;
 	fstring val_name;
@@ -334,7 +353,7 @@ void cmd_reg_query_info(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	reg_get_subkey(full_keyname, keyname, val_name);
 
@@ -395,7 +414,7 @@ void cmd_reg_query_key(struct client_info *info, int argc, char *argv[])
 
 	POLICY_HND key_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring key_name;
 
 	/*
@@ -425,7 +444,7 @@ void cmd_reg_query_key(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	/* open registry receive a policy handle */
 	res = res ? reg_connect(srv_name, full_keyname, key_name,
@@ -442,8 +461,7 @@ void cmd_reg_query_key(struct client_info *info, int argc, char *argv[])
 		memcpy(&key_pol, &pol_con, sizeof(key_pol));
 	}
 
-	res1 = res1 ? reg_query_key(
-				&key_pol,
+	res1 = res1 ? reg_query_key(&key_pol,
 				key_class, &key_class_len,
 	                        &num_subkeys, &max_subkeylen, &max_subkeysize,
 				&num_values, &max_valnamelen, &max_valbufsize,
@@ -451,8 +469,7 @@ void cmd_reg_query_key(struct client_info *info, int argc, char *argv[])
 
 	if (res1 && key_class_len != 0)
 	{
-		res1 = res1 ? reg_query_key(
-				&key_pol,
+		res1 = res1 ? reg_query_key(&key_pol,
 				key_class, &key_class_len,
 	                        &num_subkeys, &max_subkeylen, &max_subkeysize,
 				&num_values, &max_valnamelen, &max_valbufsize,
@@ -497,7 +514,7 @@ void cmd_reg_create_val(struct client_info *info, int argc, char *argv[])
 
 	POLICY_HND parent_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring keyname;
 	fstring parent_name;
 	fstring val_name;
@@ -525,13 +542,13 @@ void cmd_reg_create_val(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	argc--;
-	argv++;
-
-	full_keyname = argv[0];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	reg_get_subkey(full_keyname, keyname, val_name);
 
+	argc--;
+	argv++;
+
 	if (keyname[0] == 0 || val_name[0] == 0)
 	{
 		report(out_hnd, "invalid key name\n");
@@ -637,7 +654,7 @@ void cmd_reg_delete_val(struct client_info *info, int argc, char *argv[])
 
 	POLICY_HND parent_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring keyname;
 	fstring parent_name;
 	fstring val_name;
@@ -654,7 +671,7 @@ void cmd_reg_delete_val(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	reg_get_subkey(full_keyname, keyname, val_name);
 
@@ -713,7 +730,7 @@ void cmd_reg_delete_key(struct client_info *info, int argc, char *argv[])
 
 	POLICY_HND parent_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring parent_name;
 	fstring key_name;
 	fstring subkey_name;
@@ -730,7 +747,7 @@ void cmd_reg_delete_key(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	reg_get_subkey(full_keyname, parent_name, subkey_name);
 
@@ -793,7 +810,7 @@ void cmd_reg_create_key(struct client_info *info, int argc, char *argv[])
 	POLICY_HND parent_pol;
 	POLICY_HND key_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring parent_key;
 	fstring parent_name;
 	fstring key_name;
@@ -812,7 +829,7 @@ void cmd_reg_create_key(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	reg_get_subkey(full_keyname, parent_key, key_name);
 
@@ -890,7 +907,7 @@ void cmd_reg_test_key_sec(struct client_info *info, int argc, char *argv[])
 
 	POLICY_HND key_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring key_name;
 
 	/*
@@ -913,7 +930,7 @@ void cmd_reg_test_key_sec(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	/* open registry receive a policy handle */
 	res = res ? reg_connect(srv_name, full_keyname, key_name,
@@ -994,7 +1011,7 @@ void cmd_reg_get_key_sec(struct client_info *info, int argc, char *argv[])
 
 	POLICY_HND key_pol;
 	POLICY_HND pol_con;
-	char *full_keyname;
+	pstring full_keyname;
 	fstring key_name;
 
 	/*
@@ -1017,7 +1034,7 @@ void cmd_reg_get_key_sec(struct client_info *info, int argc, char *argv[])
 		return;
 	}
 
-	full_keyname = argv[1];
+	split_server_keyname(srv_name, full_keyname, argv[1]);
 
 	/* open registry receive a policy handle */
 	res = res ? reg_connect(srv_name, full_keyname, key_name,
diff --git a/source3/rpcclient/rpcclient.c b/source3/rpcclient/rpcclient.c
index 70f7d0d87e..f0f4a6de5c 100644
--- a/source3/rpcclient/rpcclient.c
+++ b/source3/rpcclient/rpcclient.c
@@ -649,18 +649,13 @@ static int process_tok(char *tok)
     return(-2);
 }
 
-/* command options mask */
-static uint32 cmd_set_options = 0xffffffff;
-
 /****************************************************************************
-  process commands from the client
+  turn command line into command argument array
 ****************************************************************************/
-static BOOL do_command(struct client_info *info, char *line)
+static BOOL get_cmd_args(char *line)
 {
-	int i;
 	char *ptr = line;
 	pstring tok;
-
 	cmd_argc = 0;
 	cmd_argv = NULL;
 
@@ -676,6 +671,21 @@ static BOOL do_command(struct client_info *info, char *line)
 
 	} while (next_token(NULL, tok, NULL, sizeof(tok)));
 
+	return True;
+}
+
+/* command options mask */
+static uint32 cmd_set_options = 0xffffffff;
+
+/****************************************************************************
+  process commands from the client
+****************************************************************************/
+static BOOL do_command(struct client_info *info, char *line)
+{
+	int i;
+
+	if (!get_cmd_args(line)) return False;
+
 	if (cmd_argc == 0)
 	{
 		return False;
@@ -693,11 +703,13 @@ static BOOL do_command(struct client_info *info, char *line)
 	}
 	else if (i == -2)
 	{
-		fprintf(out_hnd, "%s: command abbreviation ambiguous\n", CNV_LANG(tok));
+		fprintf(out_hnd, "%s: command abbreviation ambiguous\n",
+		                 CNV_LANG(cmd_argv[0]));
 	}
 	else
 	{
-		fprintf(out_hnd, "%s: command not found\n", CNV_LANG(tok));
+		fprintf(out_hnd, "%s: command not found\n",
+		                 CNV_LANG(cmd_argv[0]));
 	}
 
 	free_char_array(cmd_argc, cmd_argv);
@@ -916,10 +928,16 @@ static char *complete_regenum(char *text, int state)
 	if (state == 0)
 	{
 		fstring srv_name;
+		fstrcpy(srv_name, "\\\\");
+		fstrcat(srv_name, cli_info.dest_host);
+		strupper(srv_name);
+
 		if (cmd_argc >= 2 && cmd_argv != NULL && cmd_argv[1] != NULL)
 		{
 			char *sep;
-			pstrcpy(full_keyname, cmd_argv[1]);
+			split_server_keyname(srv_name, full_keyname,
+			                     cmd_argv[1]);
+
 			sep = strrchr(full_keyname, '\\');
 			if (sep != NULL)
 			{
@@ -927,10 +945,6 @@ static char *complete_regenum(char *text, int state)
 			}
 		}
 
-		fstrcpy(srv_name, "\\\\");
-		fstrcat(srv_name, cli_info.dest_host);
-		strupper(srv_name);
-
 		/* Iterate all keys / values */
 		if (!msrpc_reg_enum_key(srv_name, full_keyname,
 		                   reg_init, reg_key_list, reg_val_list))
@@ -1249,6 +1263,8 @@ static char **completion_fn(char *text, int start, int end)
     int i;
     char lastch = ' ';
 
+	(void)get_cmd_args(rl_line_buffer);
+
 	safe_strcpy(cmd_partial, rl_line_buffer,
 	            MAX(sizeof(cmd_partial),end)-1);
 
@@ -1354,7 +1370,6 @@ static void set_user_password(struct user_credentials *u,
 	}
 }
 
-#define CMD_INTER 0x0
 #define CMD_STR 0x1
 #define CMD_DBF 0x2
 #define CMD_SVC 0x4
@@ -1372,6 +1387,7 @@ static void set_user_password(struct user_credentials *u,
 #define CMD_NAME 0x4000
 #define CMD_DBG 0x8000
 #define CMD_SCOPE 0x10000
+#define CMD_INTER 0x20000
 
 static void cmd_set(struct client_info *info, int argc, char *argv[])
 {
@@ -1390,7 +1406,7 @@ static void cmd_set(struct client_info *info, int argc, char *argv[])
 	*term_code = 0;
 #endif /* KANJI */
 
-	if (*argv[1] != '-')
+	if (argc > 1 && *argv[1] != '-')
 	{
 		if (argc > 1 && (*argv[1] != '-'))
 		{
@@ -1457,6 +1473,10 @@ static void cmd_set(struct client_info *info, int argc, char *argv[])
 					cmd_set_options |= CMD_PASS;
 					memset(strchr(optarg,'%')+1,'X',strlen(password));
 				}
+				if (usr.user_name[0] == 0 && password[0] == 0)
+				{
+					cmd_set_options |= CMD_NOPW;
+				}
 				break;
 			}
 
@@ -1554,13 +1574,18 @@ static void cmd_set(struct client_info *info, int argc, char *argv[])
 		}
 	}
 
+	DEBUG(10,("cmd_set: options: %x\n", cmd_set_options));
+
 	if (IS_BITS_SET_ALL(cmd_set_options, CMD_HELP))
 	{
 		return;
 	}
 
-	setup_logging(debugf, interactive);
-	reopen_logs();
+	if (IS_BITS_SET_ALL(cmd_set_options, CMD_INTER))
+	{
+		setup_logging(debugf, interactive);
+		reopen_logs();
+	}
 
 	if (IS_BITS_SET_ALL(cmd_set_options, CMD_NOPW))
 	{
@@ -1577,12 +1602,19 @@ static void cmd_set(struct client_info *info, int argc, char *argv[])
 	strupper(global_myname);
 	fstrcpy(cli_info.myhostname, global_myname);
 
-	if (!lp_load(servicesf,True, False, False))
+	if (IS_BITS_SET_ALL(cmd_set_options, CMD_SVC))
 	{
-		fprintf(stderr, "Can't load %s - run testparm to debug it\n", servicesf);
+		if (!lp_load(servicesf,True, False, False))
+		{
+			fprintf(stderr, "Can't load %s - run testparm to debug it\n", servicesf);
+		}
+
 	}
 
-	load_interfaces();
+	if (IS_BITS_SET_ALL(cmd_set_options, CMD_INTER))
+	{
+		load_interfaces();
+	}
 
 	fstrcpy(cli_info.mach_acct, cli_info.myhostname);
 	strupper(cli_info.mach_acct);
@@ -1636,6 +1668,26 @@ static void read_user_env(struct user_credentials *u)
 	bzero(password, sizeof(password)); 
 }
 
+void readline_init(void)
+{
+#ifdef HAVE_LIBREADLINE
+
+	/* Initialise GNU Readline */
+	
+	rl_readline_name = "rpcclient";
+	rl_attempted_completion_function = completion_fn;
+	rl_completion_entry_function = (Function *)complete_cmd_null;
+	
+	/* Initialise history list */
+	
+	using_history();
+
+#else
+	int x;
+	x = 0; /* stop compiler warnings */
+#endif /* HAVE_LIBREADLINE */
+}
+
 /****************************************************************************
   main program
 ****************************************************************************/
@@ -1666,20 +1718,7 @@ static void read_user_env(struct user_credentials *u)
 	fstrcpy(cli_info.dom.level3_dom, "");
 	fstrcpy(cli_info.dom.level5_dom, "");
 
-#ifdef HAVE_LIBREADLINE
-
-	/* Initialise GNU Readline */
-	
-	rl_readline_name = "rpcclient";
-	rl_attempted_completion_function = completion_fn;
-	rl_completion_entry_function = (Function *)complete_cmd_null;
-	
-	/* Initialise history list */
-	
-	using_history();
-
-#endif /* HAVE_LIBREADLINE */
-
+	readline_init();
 	TimeInit();
 	charset_initialise();