165 make_checksum_hmac_md5(struct krb5_ctx *kctx, char *header, int hdrlen,  in make_checksum_hmac_md5()  argument
180 	if (cksumout->len < kctx->gk5e->cksumlength) {  in make_checksum_hmac_md5()
182 			__func__, cksumout->len, kctx->gk5e->name);  in make_checksum_hmac_md5()
203 	hmac_md5 = crypto_alloc_ahash(kctx->gk5e->cksum_name, 0,  in make_checksum_hmac_md5()
244 	err = crypto_ahash_setkey(hmac_md5, cksumkey, kctx->gk5e->keylength);  in make_checksum_hmac_md5()
255 	memcpy(cksumout->data, checksumdata, kctx->gk5e->cksumlength);  in make_checksum_hmac_md5()
256 	cksumout->len = kctx->gk5e->cksumlength;  in make_checksum_hmac_md5()
276 make_checksum(struct krb5_ctx *kctx, char *header, int hdrlen,  in make_checksum()  argument
287 	if (kctx->gk5e->ctype == CKSUMTYPE_HMAC_MD5_ARCFOUR)  in make_checksum()
288 		return make_checksum_hmac_md5(kctx, header, hdrlen,  in make_checksum()
292 	if (cksumout->len < kctx->gk5e->cksumlength) {  in make_checksum()
294 			__func__, cksumout->len, kctx->gk5e->name);  in make_checksum()
302 	tfm = crypto_alloc_ahash(kctx->gk5e->cksum_name, 0, CRYPTO_ALG_ASYNC);  in make_checksum()
316 					  kctx->gk5e->keylength);  in make_checksum()
338 	switch (kctx->gk5e->ctype) {  in make_checksum()
340 		err = kctx->gk5e->encrypt(kctx->seq, NULL, checksumdata,  in make_checksum()
345 		       checksumdata + checksumlen - kctx->gk5e->cksumlength,  in make_checksum()
346 		       kctx->gk5e->cksumlength);  in make_checksum()
349 		memcpy(cksumout->data, checksumdata, kctx->gk5e->cksumlength);  in make_checksum()
355 	cksumout->len = kctx->gk5e->cksumlength;  in make_checksum()
373 make_checksum_v2(struct krb5_ctx *kctx, char *header, int hdrlen,  in make_checksum_v2()  argument
383 	if (kctx->gk5e->keyed_cksum == 0) {  in make_checksum_v2()
385 			__func__, kctx->gk5e->name);  in make_checksum_v2()
390 			__func__, kctx->gk5e->name);  in make_checksum_v2()
398 	tfm = crypto_alloc_ahash(kctx->gk5e->cksum_name, 0, CRYPTO_ALG_ASYNC);  in make_checksum_v2()
408 	err = crypto_ahash_setkey(tfm, cksumkey, kctx->gk5e->keylength);  in make_checksum_v2()
431 	cksumout->len = kctx->gk5e->cksumlength;  in make_checksum_v2()
433 	switch (kctx->gk5e->ctype) {  in make_checksum_v2()
437 		memcpy(cksumout->data, checksumdata, kctx->gk5e->cksumlength);  in make_checksum_v2()
731 gss_krb5_aes_encrypt(struct krb5_ctx *kctx, u32 offset,  in gss_krb5_aes_encrypt()  argument
746 	if (kctx->initiate) {  in gss_krb5_aes_encrypt()
747 		cipher = kctx->initiator_enc;  in gss_krb5_aes_encrypt()
748 		aux_cipher = kctx->initiator_enc_aux;  in gss_krb5_aes_encrypt()
749 		cksumkey = kctx->initiator_integ;  in gss_krb5_aes_encrypt()
752 		cipher = kctx->acceptor_enc;  in gss_krb5_aes_encrypt()
753 		aux_cipher = kctx->acceptor_enc_aux;  in gss_krb5_aes_encrypt()
754 		cksumkey = kctx->acceptor_integ;  in gss_krb5_aes_encrypt()
761 	if (xdr_extend_head(buf, offset, kctx->gk5e->conflen))  in gss_krb5_aes_encrypt()
763 	gss_krb5_make_confounder(buf->head[0].iov_base + offset, kctx->gk5e->conflen);  in gss_krb5_aes_encrypt()
794 	err = make_checksum_v2(kctx, NULL, 0, buf,  in gss_krb5_aes_encrypt()
842 	buf->tail[0].iov_len += kctx->gk5e->cksumlength;  in gss_krb5_aes_encrypt()
843 	buf->len += kctx->gk5e->cksumlength;  in gss_krb5_aes_encrypt()
852 gss_krb5_aes_decrypt(struct krb5_ctx *kctx, u32 offset, struct xdr_buf *buf,  in gss_krb5_aes_decrypt()  argument
866 	if (kctx->initiate) {  in gss_krb5_aes_decrypt()
867 		cipher = kctx->acceptor_enc;  in gss_krb5_aes_decrypt()
868 		aux_cipher = kctx->acceptor_enc_aux;  in gss_krb5_aes_decrypt()
869 		cksum_key = kctx->acceptor_integ;  in gss_krb5_aes_decrypt()
872 		cipher = kctx->initiator_enc;  in gss_krb5_aes_decrypt()
873 		aux_cipher = kctx->initiator_enc_aux;  in gss_krb5_aes_decrypt()
874 		cksum_key = kctx->initiator_integ;  in gss_krb5_aes_decrypt()
883 				     kctx->gk5e->cksumlength));  in gss_krb5_aes_decrypt()
921 	ret = make_checksum_v2(kctx, NULL, 0, &subbuf, 0,  in gss_krb5_aes_decrypt()
927 	ret = read_bytes_from_xdr_buf(buf, buf->len - kctx->gk5e->cksumlength,  in gss_krb5_aes_decrypt()
928 				      pkt_hmac, kctx->gk5e->cksumlength);  in gss_krb5_aes_decrypt()
932 	if (crypto_memneq(pkt_hmac, our_hmac, kctx->gk5e->cksumlength) != 0) {  in gss_krb5_aes_decrypt()
936 	*headskip = kctx->gk5e->conflen;  in gss_krb5_aes_decrypt()
937 	*tailskip = kctx->gk5e->cksumlength;  in gss_krb5_aes_decrypt()
949 krb5_rc4_setup_seq_key(struct krb5_ctx *kctx, struct crypto_skcipher *cipher,  in krb5_rc4_setup_seq_key()  argument
960 	hmac = crypto_alloc_shash(kctx->gk5e->cksum_name, 0, 0);  in krb5_rc4_setup_seq_key()
963 			__func__, PTR_ERR(hmac), kctx->gk5e->cksum_name);  in krb5_rc4_setup_seq_key()
971 			__func__, kctx->gk5e->cksum_name);  in krb5_rc4_setup_seq_key()
980 	err = crypto_shash_setkey(hmac, kctx->Ksess, kctx->gk5e->keylength);  in krb5_rc4_setup_seq_key()
989 	err = crypto_shash_setkey(hmac, Kseq, kctx->gk5e->keylength);  in krb5_rc4_setup_seq_key()
997 	err = crypto_skcipher_setkey(cipher, Kseq, kctx->gk5e->keylength);  in krb5_rc4_setup_seq_key()
1015 krb5_rc4_setup_enc_key(struct krb5_ctx *kctx, struct crypto_skcipher *cipher,  in krb5_rc4_setup_enc_key()  argument
1027 	hmac = crypto_alloc_shash(kctx->gk5e->cksum_name, 0, 0);  in krb5_rc4_setup_enc_key()
1030 			__func__, PTR_ERR(hmac), kctx->gk5e->cksum_name);  in krb5_rc4_setup_enc_key()
1038 			__func__, kctx->gk5e->cksum_name);  in krb5_rc4_setup_enc_key()
1047 	for (i = 0; i < kctx->gk5e->keylength; i++)  in krb5_rc4_setup_enc_key()
1048 		Kcrypt[i] = kctx->Ksess[i] ^ 0xf0;  in krb5_rc4_setup_enc_key()
1050 	err = crypto_shash_setkey(hmac, Kcrypt, kctx->gk5e->keylength);  in krb5_rc4_setup_enc_key()
1059 	err = crypto_shash_setkey(hmac, Kcrypt, kctx->gk5e->keylength);  in krb5_rc4_setup_enc_key()
1072 	err = crypto_skcipher_setkey(cipher, Kcrypt, kctx->gk5e->keylength);  in krb5_rc4_setup_enc_key()