155 	.ivlen = esp_descbc_ivlen,
174 	.ivlen = esp_common_ivlen,
193 	.ivlen = esp_common_ivlen,
212 	.ivlen = esp_common_ivlen,
231 	.ivlen = esp_gcm_ivlen,
250 	.ivlen = esp_chachapoly_ivlen,
295 	int ivlen;  in esp_max_ivlen()  local
297 	ivlen = 0;  in esp_max_ivlen()
300 		if (esp_algorithms[idx]->ivlenval > ivlen) {  in esp_max_ivlen()
301 			ivlen = esp_algorithms[idx]->ivlenval;  in esp_max_ivlen()
305 	return ivlen;  in esp_max_ivlen()
388 	__unused int ivlen)  in esp_null_decrypt()  argument
400 	__unused int ivlen)  in esp_null_encrypt()  argument
688     const struct esp_algorithm *algo, int ivlen)  in esp_cbc_decrypt()  argument
704 	if (ivlen != sav->ivlen || ivlen > sizeof(iv)) {  in esp_cbc_decrypt()
706 		    "unsupported ivlen %d\n", algo->name, ivlen));  in esp_cbc_decrypt()
726 		bodyoff = off + sizeof(struct esp) + ivlen;  in esp_cbc_decrypt()
737 			ivlen = sizeof(u_int32_t);  in esp_cbc_decrypt()
741 			bodyoff = off + sizeof(struct newesp) + ivlen;  in esp_cbc_decrypt()
748 	m_copydata(m, (int)ivoff, ivlen, (caddr_t) iv);  in esp_cbc_decrypt()
751 	if (ivlen == blocklen) {  in esp_cbc_decrypt()
753 	} else if (ivlen == 4 && blocklen == 8) {  in esp_cbc_decrypt()
762 		    algo->name, ivlen, blocklen));  in esp_cbc_decrypt()
926 	int ivlen)  in esp_cbc_encrypt()  argument
942 	if (ivlen != sav->ivlen || ivlen > sizeof(iv)) {  in esp_cbc_encrypt()
944 		    "unsupported ivlen %d\n", algo->name, ivlen));  in esp_cbc_encrypt()
964 		bodyoff = off + sizeof(struct esp) + ivlen;  in esp_cbc_encrypt()
975 			ivlen = sizeof(u_int32_t);  in esp_cbc_encrypt()
979 			bodyoff = off + sizeof(struct newesp) + ivlen;  in esp_cbc_encrypt()
988 		m_copydata(m, (int)ivoff, ivlen, (caddr_t) iv);  in esp_cbc_encrypt()
990 		bcopy(sav->iv, iv, ivlen);  in esp_cbc_encrypt()
992 		m_copyback(m, (int)ivoff, ivlen, (caddr_t) iv);  in esp_cbc_encrypt()
996 	if (ivlen == blocklen) {  in esp_cbc_encrypt()
998 	} else if (ivlen == 4 && blocklen == 8) {  in esp_cbc_encrypt()
1007 		    algo->name, ivlen, blocklen));  in esp_cbc_encrypt()