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-rw-r--r--source4/auth/ntlmssp/ntlmssp_sign.c51
1 files changed, 34 insertions, 17 deletions
diff --git a/source4/auth/ntlmssp/ntlmssp_sign.c b/source4/auth/ntlmssp/ntlmssp_sign.c
index 3b18976d3c..62b5f61766 100644
--- a/source4/auth/ntlmssp/ntlmssp_sign.c
+++ b/source4/auth/ntlmssp/ntlmssp_sign.c
@@ -271,33 +271,27 @@ NTSTATUS ntlmssp_seal_packet(struct gensec_ntlmssp_state *ntlmssp_state,
*
*/
-/*
- wrappers for the ntlmssp_*() functions
-*/
-NTSTATUS gensec_ntlmssp_unseal_packet(struct gensec_security *gensec_security,
- TALLOC_CTX *sig_mem_ctx,
- uint8_t *data, size_t length,
- const uint8_t *whole_pdu, size_t pdu_length,
- const DATA_BLOB *sig)
+NTSTATUS ntlmssp_unseal_packet(struct gensec_ntlmssp_state *ntlmssp_state,
+ TALLOC_CTX *sig_mem_ctx,
+ uint8_t *data, size_t length,
+ const uint8_t *whole_pdu, size_t pdu_length,
+ const DATA_BLOB *sig)
{
NTSTATUS status;
- struct gensec_ntlmssp_context *gensec_ntlmssp =
- talloc_get_type_abort(gensec_security->private_data,
- struct gensec_ntlmssp_context);
- struct gensec_ntlmssp_state *gensec_ntlmssp_state = gensec_ntlmssp->ntlmssp_state;
- if (!gensec_ntlmssp_state->session_key.length) {
+
+ if (!ntlmssp_state->session_key.length) {
DEBUG(3, ("NO session key, cannot unseal packet\n"));
return NT_STATUS_NO_USER_SESSION_KEY;
}
dump_data_pw("ntlmssp sealed data\n", data, length);
- if (gensec_ntlmssp_state->neg_flags & NTLMSSP_NEGOTIATE_NTLM2) {
- arcfour_crypt_sbox(gensec_ntlmssp_state->crypt.ntlm2.recv_seal_arcfour_state, data, length);
+ if (ntlmssp_state->neg_flags & NTLMSSP_NEGOTIATE_NTLM2) {
+ arcfour_crypt_sbox(ntlmssp_state->crypt.ntlm2.recv_seal_arcfour_state, data, length);
} else {
- arcfour_crypt_sbox(gensec_ntlmssp_state->crypt.ntlm.arcfour_state, data, length);
+ arcfour_crypt_sbox(ntlmssp_state->crypt.ntlm.arcfour_state, data, length);
}
dump_data_pw("ntlmssp clear data\n", data, length);
- status = gensec_ntlmssp_check_packet(gensec_security, sig_mem_ctx, data, length, whole_pdu, pdu_length, sig);
+ status = ntlmssp_check_packet(ntlmssp_state, sig_mem_ctx, data, length, whole_pdu, pdu_length, sig);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("NTLMSSP packet check for unseal failed due to invalid signature on %llu bytes of input:\n", (unsigned long long)length));
@@ -509,6 +503,29 @@ NTSTATUS gensec_ntlmssp_seal_packet(struct gensec_security *gensec_security,
return nt_status;
}
+/*
+ wrappers for the ntlmssp_*() functions
+*/
+NTSTATUS gensec_ntlmssp_unseal_packet(struct gensec_security *gensec_security,
+ TALLOC_CTX *sig_mem_ctx,
+ uint8_t *data, size_t length,
+ const uint8_t *whole_pdu, size_t pdu_length,
+ const DATA_BLOB *sig)
+{
+ struct gensec_ntlmssp_context *gensec_ntlmssp =
+ talloc_get_type_abort(gensec_security->private_data,
+ struct gensec_ntlmssp_context);
+ NTSTATUS nt_status;
+
+ nt_status = ntlmssp_unseal_packet(gensec_ntlmssp->ntlmssp_state,
+ sig_mem_ctx,
+ data, length,
+ whole_pdu, pdu_length,
+ sig);
+
+ return nt_status;
+}
+
size_t gensec_ntlmssp_sig_size(struct gensec_security *gensec_security, size_t data_size)
{
return NTLMSSP_SIG_SIZE;