Lines Matching refs:ses
387 build_avpair_blob(struct cifs_ses *ses, const struct nls_table *nls_cp) in build_avpair_blob() argument
395 if (!ses->domainName) { in build_avpair_blob()
396 ses->domainName = kstrdup(defdmname, GFP_KERNEL); in build_avpair_blob()
397 if (!ses->domainName) in build_avpair_blob()
401 dlen = strlen(ses->domainName); in build_avpair_blob()
409 kfree_sensitive(ses->auth_key.response); in build_avpair_blob()
410 ses->auth_key.len = size + 2 * dlen; in build_avpair_blob()
411 ses->auth_key.response = kzalloc(ses->auth_key.len, GFP_KERNEL); in build_avpair_blob()
412 if (!ses->auth_key.response) { in build_avpair_blob()
413 ses->auth_key.len = 0; in build_avpair_blob()
417 blobptr = ses->auth_key.response; in build_avpair_blob()
427 cifs_strtoUTF16((__le16 *)blobptr, ses->domainName, dlen, nls_cp); in build_avpair_blob()
443 find_domain_name(struct cifs_ses *ses, const struct nls_table *nls_cp) in find_domain_name() argument
452 if (!ses->auth_key.len || !ses->auth_key.response) in find_domain_name()
455 blobptr = ses->auth_key.response; in find_domain_name()
456 blobend = blobptr + ses->auth_key.len; in find_domain_name()
471 if (!ses->domainName) { in find_domain_name()
472 ses->domainName = in find_domain_name()
474 if (!ses->domainName) in find_domain_name()
476 cifs_from_utf16(ses->domainName, in find_domain_name()
495 find_timestamp(struct cifs_ses *ses) in find_timestamp() argument
505 if (!ses->auth_key.len || !ses->auth_key.response) in find_timestamp()
508 blobptr = ses->auth_key.response; in find_timestamp()
509 blobend = blobptr + ses->auth_key.len; in find_timestamp()
532 static int calc_ntlmv2_hash(struct cifs_ses *ses, char *ntlmv2_hash, in calc_ntlmv2_hash() argument
542 if (!ses->server->secmech.hmacmd5) { in calc_ntlmv2_hash()
548 E_md4hash(ses->password, nt_hash, nls_cp); in calc_ntlmv2_hash()
550 rc = crypto_shash_setkey(ses->server->secmech.hmacmd5->tfm, nt_hash, in calc_ntlmv2_hash()
557 rc = crypto_shash_init(ses->server->secmech.hmacmd5); in calc_ntlmv2_hash()
564 len = ses->user_name ? strlen(ses->user_name) : 0; in calc_ntlmv2_hash()
572 len = cifs_strtoUTF16(user, ses->user_name, len, nls_cp); in calc_ntlmv2_hash()
578 rc = crypto_shash_update(ses->server->secmech.hmacmd5, in calc_ntlmv2_hash()
587 if (ses->domainName) { in calc_ntlmv2_hash()
588 len = strlen(ses->domainName); in calc_ntlmv2_hash()
595 len = cifs_strtoUTF16((__le16 *)domain, ses->domainName, len, in calc_ntlmv2_hash()
598 crypto_shash_update(ses->server->secmech.hmacmd5, in calc_ntlmv2_hash()
608 len = strlen(ses->ip_addr); in calc_ntlmv2_hash()
615 len = cifs_strtoUTF16((__le16 *)server, ses->ip_addr, len, in calc_ntlmv2_hash()
618 crypto_shash_update(ses->server->secmech.hmacmd5, in calc_ntlmv2_hash()
628 rc = crypto_shash_final(ses->server->secmech.hmacmd5, in calc_ntlmv2_hash()
637 CalcNTLMv2_response(const struct cifs_ses *ses, char *ntlmv2_hash) in CalcNTLMv2_response() argument
641 (ses->auth_key.response + CIFS_SESS_KEY_SIZE); in CalcNTLMv2_response()
645 hash_len = ses->auth_key.len - (CIFS_SESS_KEY_SIZE + in CalcNTLMv2_response()
648 if (!ses->server->secmech.hmacmd5) { in CalcNTLMv2_response()
653 rc = crypto_shash_setkey(ses->server->secmech.hmacmd5->tfm, in CalcNTLMv2_response()
661 rc = crypto_shash_init(ses->server->secmech.hmacmd5); in CalcNTLMv2_response()
667 if (ses->server->negflavor == CIFS_NEGFLAVOR_EXTENDED) in CalcNTLMv2_response()
669 ses->ntlmssp->cryptkey, CIFS_SERVER_CHALLENGE_SIZE); in CalcNTLMv2_response()
672 ses->server->cryptkey, CIFS_SERVER_CHALLENGE_SIZE); in CalcNTLMv2_response()
673 rc = crypto_shash_update(ses->server->secmech.hmacmd5, in CalcNTLMv2_response()
681 rc = crypto_shash_final(ses->server->secmech.hmacmd5, in CalcNTLMv2_response()
690 setup_ntlmv2_rsp(struct cifs_ses *ses, const struct nls_table *nls_cp) in setup_ntlmv2_rsp() argument
705 if (ses->server->negflavor == CIFS_NEGFLAVOR_EXTENDED) { in setup_ntlmv2_rsp()
706 if (!ses->domainName) { in setup_ntlmv2_rsp()
707 if (ses->domainAuto) { in setup_ntlmv2_rsp()
708 rc = find_domain_name(ses, nls_cp); in setup_ntlmv2_rsp()
715 ses->domainName = kstrdup("", GFP_KERNEL); in setup_ntlmv2_rsp()
719 rc = build_avpair_blob(ses, nls_cp); in setup_ntlmv2_rsp()
730 rsp_timestamp = find_timestamp(ses); in setup_ntlmv2_rsp()
733 tilen = ses->auth_key.len; in setup_ntlmv2_rsp()
734 tiblob = ses->auth_key.response; in setup_ntlmv2_rsp()
736 ses->auth_key.response = kmalloc(baselen + tilen, GFP_KERNEL); in setup_ntlmv2_rsp()
737 if (!ses->auth_key.response) { in setup_ntlmv2_rsp()
739 ses->auth_key.len = 0; in setup_ntlmv2_rsp()
742 ses->auth_key.len += baselen; in setup_ntlmv2_rsp()
745 (ses->auth_key.response + CIFS_SESS_KEY_SIZE); in setup_ntlmv2_rsp()
753 memcpy(ses->auth_key.response + baselen, tiblob, tilen); in setup_ntlmv2_rsp()
755 cifs_server_lock(ses->server); in setup_ntlmv2_rsp()
757 rc = cifs_alloc_hash("hmac(md5)", &ses->server->secmech.hmacmd5); in setup_ntlmv2_rsp()
763 rc = calc_ntlmv2_hash(ses, ntlmv2_hash, nls_cp); in setup_ntlmv2_rsp()
770 rc = CalcNTLMv2_response(ses, ntlmv2_hash); in setup_ntlmv2_rsp()
777 rc = crypto_shash_setkey(ses->server->secmech.hmacmd5->tfm, in setup_ntlmv2_rsp()
785 rc = crypto_shash_init(ses->server->secmech.hmacmd5); in setup_ntlmv2_rsp()
791 rc = crypto_shash_update(ses->server->secmech.hmacmd5, in setup_ntlmv2_rsp()
799 rc = crypto_shash_final(ses->server->secmech.hmacmd5, in setup_ntlmv2_rsp()
800 ses->auth_key.response); in setup_ntlmv2_rsp()
805 cifs_server_unlock(ses->server); in setup_ntlmv2_rsp()
813 calc_seckey(struct cifs_ses *ses) in calc_seckey() argument
829 cifs_arc4_setkey(ctx_arc4, ses->auth_key.response, CIFS_SESS_KEY_SIZE); in calc_seckey()
830 cifs_arc4_crypt(ctx_arc4, ses->ntlmssp->ciphertext, sec_key, in calc_seckey()
834 memcpy(ses->auth_key.response, sec_key, CIFS_SESS_KEY_SIZE); in calc_seckey()
836 ses->auth_key.len = CIFS_SESS_KEY_SIZE; in calc_seckey()