size_t dataLen, assocDataLen;
uint64_t seqnum;
int valid = 0;
- krb5_cksumtype cksumtype;
int conf_flag = 0;
krb5_context krbContext;
trailer = gssEapLocateIov(iov, iov_count, GSS_IOV_BUFFER_TYPE_TRAILER);
acceptorFlag = CTX_IS_INITIATOR(ctx) ? TOK_FLAG_SENDER_IS_ACCEPTOR : 0;
- keyUsage = (toktype == TOK_TYPE_WRAP
- ? (!CTX_IS_INITIATOR(ctx)
+ switch (toktype) {
+ case TOK_TYPE_WRAP:
+ keyUsage = !CTX_IS_INITIATOR(ctx)
? KEY_USAGE_INITIATOR_SEAL
- : KEY_USAGE_ACCEPTOR_SEAL)
- : (!CTX_IS_INITIATOR(ctx)
+ : KEY_USAGE_ACCEPTOR_SEAL;
+ break;
+ case TOK_TYPE_GSS_CB:
+ keyUsage = KEY_USAGE_CHANNEL_BINDINGS;
+ break;
+ case TOK_TYPE_MIC:
+ default:
+ keyUsage = !CTX_IS_INITIATOR(ctx)
? KEY_USAGE_INITIATOR_SIGN
- : KEY_USAGE_ACCEPTOR_SIGN));
+ : KEY_USAGE_ACCEPTOR_SIGN;
+ break;
+ }
gssEapIovMessageLength(iov, iov_count, &dataLen, &assocDataLen);
store_uint16_be(0, ptr + 4);
store_uint16_be(0, ptr + 6);
- code = gssEapVerify(krbContext, cksumtype, rrc,
+ code = gssEapVerify(krbContext, 0, rrc,
&ctx->rfc3961Key, keyUsage,
iov, iov_count, &valid);
if (code != 0 || valid == FALSE) {
}
code = sequenceCheck(&ctx->seqState, seqnum);
- } else if (toktype == TOK_TYPE_MIC) {
- if (load_uint16_be(ptr) != TOK_TYPE_MIC)
+ } else if (toktype == TOK_TYPE_MIC || toktype == TOK_TYPE_GSS_CB) {
+ if (load_uint16_be(ptr) != toktype)
goto defective;
verify_mic_1:
goto defective;
seqnum = load_uint64_be(ptr + 8);
- code = gssEapVerify(krbContext, cksumtype, 0,
+ code = gssEapVerify(krbContext, 0, 0,
&ctx->rfc3961Key, keyUsage,
iov, iov_count, &valid);
if (code != 0 || valid == FALSE) {
*minor = code;
return GSS_S_BAD_SIG;
}
- code = sequenceCheck(&ctx->seqState, seqnum);
- } else if (toktype == TOK_TYPE_DELETE) {
- if (load_uint16_be(ptr) != TOK_TYPE_DELETE)
+ if (toktype != TOK_TYPE_GSS_CB)
+ code = sequenceCheck(&ctx->seqState, seqnum);
+ } else if (toktype == TOK_TYPE_DELETE_CONTEXT) {
+ if (load_uint16_be(ptr) != TOK_TYPE_DELETE_CONTEXT)
goto defective;
goto verify_mic_1;
} else {
if (!CTX_IS_ESTABLISHED(ctx))
return GSS_S_NO_CONTEXT;
+ if (ctx->encryptionType == ENCTYPE_NULL)
+ return GSS_S_UNAVAILABLE;
+
if (gssEapLocateIov(iov, iov_count, GSS_IOV_BUFFER_TYPE_STREAM) != NULL) {
major = unwrapStream(minor, ctx, conf_state, qop_state,
iov, iov_count, toktype);