91 static int is_simple(const passwdqc_params_qc_t *params, const char *newpass,  in is_simple()  argument
162 		if (length + bias >= params->min[0] &&  in is_simple()
163 		    chars >= expected_different(10, params->min[0]) - 1)  in is_simple()
168 		if (length + bias >= params->min[1] &&  in is_simple()
169 		    chars >= expected_different(36, params->min[1]) - 1)  in is_simple()
171 		if (!params->passphrase_words ||  in is_simple()
172 		    words < params->passphrase_words)  in is_simple()
174 		if (length + passphrase_bias >= params->min[2] &&  in is_simple()
175 		    chars >= expected_different(27, params->min[2]) - 1)  in is_simple()
180 		if (length + bias >= params->min[3] &&  in is_simple()
181 		    chars >= expected_different(62, params->min[3]) - 1)  in is_simple()
186 		if (length + bias >= params->min[4] &&  in is_simple()
187 		    chars >= expected_different(95, params->min[4]) - 1)  in is_simple()
267 static int is_based(const passwdqc_params_qc_t *params,  in is_based()  argument
277 	if (!params->match_length)	/* disabled */  in is_based()
280 	if (params->match_length < 0)	/* misconfigured */  in is_based()
287 	for (i = 0; i <= length - params->match_length; i++)  in is_based()
288 	for (j = params->match_length; i + j <= length; j++) {  in is_based()
309 				bias = params->match_length - 1;  in is_based()
310 				if (is_simple(params, scratch, bias, bias)) {  in is_based()
327 						if (j == params->match_length)  in is_based()
335 				bias += (int)params->match_length - j;  in is_based()
338 					if (is_simple(params, original, bias,  in is_based()
430 static const char *is_word_based(const passwdqc_params_qc_t *params,  in is_word_based()  argument
439 	if (params->match_length)  in is_word_based()
443 		if (length < params->match_length)  in is_word_based()
448 		if (is_based(params, word, unified, original, 1) ||  in is_word_based()
449 		    is_based(params, word, reversed, original, 0x101)) {  in is_word_based()
455 	if (params->match_length)  in is_word_based()
460 		if (is_based(params, seq_i, unified, original, 2) ||  in is_word_based()
461 		    is_based(params, seq_i, reversed, original, 0x102)) {  in is_word_based()
469 	if (params->match_length && params->match_length <= 4)  in is_word_based()
472 		if (is_based(params, word, unified, original, 2) ||  in is_word_based()
473 		    is_based(params, word, reversed, original, 0x102)) {  in is_word_based()
479 	if (params->wordlist || params->denylist)  in is_word_based()
483 	if (params->wordlist) {  in is_word_based()
484 		if (!(f = fopen(params->wordlist, "r")))  in is_word_based()
490 			if (!params->match_length ||  in is_word_based()
491 			    strlen(buf) < (size_t)params->match_length)  in is_word_based()
493 			if (is_based(params, buf, unified, original, 1) ||  in is_word_based()
494 			    is_based(params, buf, reversed, original, 0x101)) {  in is_word_based()
505 	if (params->denylist) {  in is_word_based()
506 		if (!(f = fopen(params->denylist, "r")))  in is_word_based()
531 const char *passwdqc_check(const passwdqc_params_qc_t *params,  in passwdqc_check()  argument
542 	if (length < (size_t)params->min[4]) {  in passwdqc_check()
552 	if (length > (size_t)params->max) {  in passwdqc_check()
553 		if (params->max == 8) {  in passwdqc_check()
573 	if (is_simple(params, newpass, 0, 0)) {  in passwdqc_check()
575 		if (length < (size_t)params->min[1] &&  in passwdqc_check()
576 		    params->min[1] <= params->max)  in passwdqc_check()
594 	if (oldpass && params->similar_deny &&  in passwdqc_check()
595 	    (is_based(params, u_oldpass, u_newpass, newpass, 0) ||  in passwdqc_check()
596 	     is_based(params, u_oldpass, u_reversed, newpass, 0x100))) {  in passwdqc_check()
602 	    (is_based(params, u_name, u_newpass, newpass, 0) ||  in passwdqc_check()
603 	     is_based(params, u_name, u_reversed, newpass, 0x100) ||  in passwdqc_check()
604 	     is_based(params, u_gecos, u_newpass, newpass, 0) ||  in passwdqc_check()
605 	     is_based(params, u_gecos, u_reversed, newpass, 0x100) ||  in passwdqc_check()
606 	     is_based(params, u_dir, u_newpass, newpass, 0) ||  in passwdqc_check()
607 	     is_based(params, u_dir, u_reversed, newpass, 0x100))) {  in passwdqc_check()
612 	reason = is_word_based(params, u_newpass, u_reversed, newpass);  in passwdqc_check()
614 	if (!reason && params->filter) {  in passwdqc_check()
617 		if (passwdqc_filter_open(&flt, params->filter))  in passwdqc_check()