855 static int extend_token(char **tok, char *buf, int size)  in extend_token()  argument
857 	char *newtok = realloc(*tok, size);  in extend_token()
860 		free(*tok);  in extend_token()
861 		*tok = NULL;  in extend_token()
865 	if (!*tok)  in extend_token()
869 	*tok = newtok;  in extend_token()
874 static enum event_type force_token(const char *str, char **tok);
876 static enum event_type __read_token(char **tok)  in __read_token()  argument
884 	*tok = NULL;  in __read_token()
900 		if (asprintf(tok, "%c", ch) < 0)  in __read_token()
939 		*tok = strdup(buf);  in __read_token()
960 				if (extend_token(tok, buf, tok_size) < 0)  in __read_token()
1002 			if (extend_token(tok, buf, tok_size) < 0)  in __read_token()
1012 	if (extend_token(tok, buf, tok_size + i + 1) < 0)  in __read_token()
1024 		if (strcmp(*tok, "LOCAL_PR_FMT") == 0) {  in __read_token()
1025 			free(*tok);  in __read_token()
1026 			*tok = NULL;  in __read_token()
1027 			return force_token("\"\%s\" ", tok);  in __read_token()
1028 		} else if (strcmp(*tok, "STA_PR_FMT") == 0) {  in __read_token()
1029 			free(*tok);  in __read_token()
1030 			*tok = NULL;  in __read_token()
1031 			return force_token("\" sta:%pM\" ", tok);  in __read_token()
1032 		} else if (strcmp(*tok, "VIF_PR_FMT") == 0) {  in __read_token()
1033 			free(*tok);  in __read_token()
1034 			*tok = NULL;  in __read_token()
1035 			return force_token("\" vif:%p(%d)\" ", tok);  in __read_token()
1042 static enum event_type force_token(const char *str, char **tok)  in force_token()  argument
1056 	type = __read_token(tok);  in force_token()
1066 static void free_token(char *tok)  in free_token()  argument
1068 	if (tok)  in free_token()
1069 		free(tok);  in free_token()
1072 static enum event_type read_token(char **tok)  in read_token()  argument
1077 		type = __read_token(tok);  in read_token()
1081 		free_token(*tok);  in read_token()
1085 	*tok = NULL;  in read_token()
1098 enum event_type pevent_read_token(char **tok)  in pevent_read_token()  argument
1100 	return read_token(tok);  in pevent_read_token()
1113 static enum event_type read_token_item(char **tok)  in read_token_item()  argument
1118 		type = __read_token(tok);  in read_token_item()
1121 		free_token(*tok);  in read_token_item()
1122 		*tok = NULL;  in read_token_item()
1126 	*tok = NULL;  in read_token_item()
1157 static int __read_expect_type(enum event_type expect, char **tok, int newline_ok)  in __read_expect_type()  argument
1162 		type = read_token(tok);  in __read_expect_type()
1164 		type = read_token_item(tok);  in __read_expect_type()
1168 static int read_expect_type(enum event_type expect, char **tok)  in read_expect_type()  argument
1170 	return __read_expect_type(expect, tok, 1);  in read_expect_type()
1621 		  char **tok, enum event_type type);
1624 process_arg(struct event_format *event, struct print_arg *arg, char **tok)  in process_arg()  argument
1630 	*tok = token;  in process_arg()
1632 	return process_arg_token(event, arg, tok, type);  in process_arg()
1636 process_op(struct event_format *event, struct print_arg *arg, char **tok);
1643 process_field_arg(struct event_format *event, struct print_arg *arg, char **tok)  in process_field_arg()  argument
1647 	type = process_arg(event, arg, tok);  in process_field_arg()
1650 		type = process_op(event, arg, tok);  in process_field_arg()
1657 process_cond(struct event_format *event, struct print_arg *top, char **tok)  in process_cond()  argument
1679 	*tok = NULL;  in process_cond()
1698 	*tok = token;  in process_cond()
1710 process_array(struct event_format *event, struct print_arg *top, char **tok)  in process_array()  argument
1720 		*tok = NULL;  in process_array()
1724 	*tok = NULL;  in process_array()
1733 	*tok = token;  in process_array()
1812 process_op(struct event_format *event, struct print_arg *arg, char **tok)  in process_op()  argument
1819 	token = *tok;  in process_op()
1854 		*tok = NULL;  in process_op()
1855 		type = process_arg(event, right, tok);  in process_op()
1872 		type = process_cond(event, arg, tok);  in process_op()
1912 		*tok = token;  in process_op()
1941 		type = process_arg_token(event, right, tok, type);  in process_op()
1974 		type = process_array(event, arg, tok);  in process_op()
1983 	if (type == EVENT_OP && strcmp(*tok, ":") != 0) {  in process_op()
1987 		prio = get_op_prio(*tok);  in process_op()
1990 			return process_op(event, arg, tok);  in process_op()
1992 		return process_op(event, right, tok);  in process_op()
2001 	*tok = NULL;  in process_op()
2007 	      char **tok)  in process_entry()  argument
2034 	*tok = token;  in process_entry()
2041 	*tok = NULL;  in process_entry()
2374 process_fields(struct event_format *event, struct print_flag_sym **list, char **tok)  in process_fields()  argument
2379 	char *token = *tok;  in process_fields()
2441 	*tok = token;  in process_fields()
2449 	*tok = NULL;  in process_fields()
2455 process_flags(struct event_format *event, struct print_arg *arg, char **tok)  in process_flags()  argument
2496 	type = read_token_item(tok);  in process_flags()
2503 	*tok = NULL;  in process_flags()
2508 process_symbols(struct event_format *event, struct print_arg *arg, char **tok)  in process_symbols()  argument
2535 	type = read_token_item(tok);  in process_symbols()
2542 	*tok = NULL;  in process_symbols()
2547 process_hex(struct event_format *event, struct print_arg *arg, char **tok)  in process_hex()  argument
2558 	return read_token_item(tok);  in process_hex()
2563 	*tok = NULL;  in process_hex()
2568 process_int_array(struct event_format *event, struct print_arg *arg, char **tok)  in process_int_array()  argument
2582 	return read_token_item(tok);  in process_int_array()
2589 	*tok = NULL;  in process_int_array()
2594 process_dynamic_array(struct event_format *event, struct print_arg *arg, char **tok)  in process_dynamic_array()  argument
2608 	*tok = token;  in process_dynamic_array()
2626 	*tok = token;  in process_dynamic_array()
2634 		*tok = NULL;  in process_dynamic_array()
2646 	type = read_token_item(tok);  in process_dynamic_array()
2653 	*tok = NULL;  in process_dynamic_array()
2658 process_paren(struct event_format *event, struct print_arg *arg, char **tok)  in process_paren()  argument
2710 	*tok = token;  in process_paren()
2715 	*tok = NULL;  in process_paren()
2722 	    char **tok)  in process_str()  argument
2738 	*tok = token;  in process_str()
2745 	*tok = NULL;  in process_str()
2751 	    char **tok)  in process_bitmask()  argument
2767 	*tok = token;  in process_bitmask()
2774 	*tok = NULL;  in process_bitmask()
2812 		     struct print_arg *arg, char **tok)  in process_func_handler()  argument
2823 	*tok = NULL;  in process_func_handler()
2858 	*tok = token;  in process_func_handler()
2870 		 char *token, char **tok)  in process_function()  argument
2877 		return process_flags(event, arg, tok);  in process_function()
2882 		return process_symbols(event, arg, tok);  in process_function()
2886 		return process_hex(event, arg, tok);  in process_function()
2890 		return process_int_array(event, arg, tok);  in process_function()
2894 		return process_str(event, arg, tok);  in process_function()
2898 		return process_bitmask(event, arg, tok);  in process_function()
2902 		return process_dynamic_array(event, arg, tok);  in process_function()
2908 		return process_func_handler(event, func, arg, tok);  in process_function()
2918 		  char **tok, enum event_type type)  in process_arg_token()  argument
2923 	token = *tok;  in process_arg_token()
2954 				*tok = NULL;  in process_arg_token()
3000 	*tok = token;  in process_arg_token()