Function ng_parse_get_token

freebsd/netgraph/ng_parse.c:1679–1719

* Find the next token in the string, starting at offset *startp. * Returns the token type, with *startp pointing to the first char * and *lenp the length. */

 * and *lenp the length.
 */
enum ng_parse_token
ng_parse_get_token(const char *s, int *startp, int *lenp)
{
	char *t;
	int i;

	while (isspace(s[*startp]))
		(*startp)++;
	switch (s[*startp]) {
	case '\0':
		*lenp = 0;
		return T_EOF;
	case '{':
		*lenp = 1;
		return T_LBRACE;
	case '}':
		*lenp = 1;
		return T_RBRACE;
	case '[':
		*lenp = 1;
		return T_LBRACKET;
	case ']':
		*lenp = 1;
		return T_RBRACKET;
	case '=':
		*lenp = 1;
		return T_EQUALS;
	case '"':
		if ((t = ng_get_string_token(s, startp, lenp, NULL)) == NULL)
			return T_ERROR;
		free(t, M_NETGRAPH_PARSE);
		return T_STRING;
	default:
		for (i = *startp + 1; s[i] != '\0' && !isspace(s[i])
		    && s[i] != '{' && s[i] != '}' && s[i] != '['
		    && s[i] != ']' && s[i] != '=' && s[i] != '"'; i++)
			;
		*lenp = i - *startp;
		return T_WORD;
	}
}

/*
 * Get a string token, which must be enclosed in double quotes.