appl/rsh/login_access.c

51 static int user_match(char *tok, struct login_info *item);
52 static int from_match(char *tok, struct login_info *item);
53 static int string_match(char *tok, char *string);
132     char   *tok;
143     for (tok = strtok_r(list, sep, &foo);
144 	 tok != NULL;
145 	 tok = strtok_r(NULL, sep, &foo)) {
146 	if (strcasecmp(tok, "EXCEPT") == 0)	/* EXCEPT: give up */
148 	if ((match = (*match_fn) (tok, item)) != 0)	/* YES */
154 	while ((tok = strtok_r(NULL, sep, &foo)) && strcasecmp(tok, "EXCEPT"))
156 	if (tok == 0 || list_match(NULL, item, match_fn) == NO)
193 static int user_match(char *tok, struct login_info *item)
208     if ((at = strchr(tok + 1, '@')) != 0) {	/* split user@host pattern */
211 	return (user_match(tok, item) && from_match(at + 1, &fake_item));
212     } else if (tok[0] == '@') {			/* netgroup */
213 	return (netgroup_match(tok + 1, (char *) 0, string));
214     } else if (string_match(tok, string)) {	/* ALL or exact match */
216     } else if ((group = getgrnam(tok)) != 0) { /* try group membership */
228 static int from_match(char *tok, struct login_info *item)
243     if (tok[0] == '@') {			/* netgroup */
244 	return (netgroup_match(tok + 1, string, (char *) 0));
245     } else if (string_match(tok, string)) {	/* ALL or exact match */
247     } else if (tok[0] == '.') {			/* domain: match last fields */
248 	if ((str_len = strlen(string)) > (tok_len = strlen(tok))
249 	    && strcasecmp(tok, string + str_len - tok_len) == 0)
251     } else if (strcasecmp(tok, "LOCAL") == 0) {	/* local: no dots */
254     } else if (tok[(tok_len = strlen(tok)) - 1] == '.'	/* network */
255 	       && strncmp(tok, string, tok_len) == 0) {
263 static int string_match(char *tok, char *string)
271     if (strcasecmp(tok, "ALL") == 0) {		/* all: always matches */
273     } else if (strcasecmp(tok, string) == 0) {	/* try exact match */