summaryrefslogtreecommitdiff
path: root/source4/librpc/rpc
diff options
context:
space:
mode:
Diffstat (limited to 'source4/librpc/rpc')
-rw-r--r--source4/librpc/rpc/dcerpc_schannel.c67
1 files changed, 29 insertions, 38 deletions
diff --git a/source4/librpc/rpc/dcerpc_schannel.c b/source4/librpc/rpc/dcerpc_schannel.c
index c0db63e8b8..1e1bdb8227 100644
--- a/source4/librpc/rpc/dcerpc_schannel.c
+++ b/source4/librpc/rpc/dcerpc_schannel.c
@@ -32,7 +32,7 @@ enum schannel_position {
struct dcerpc_schannel_state {
enum schannel_position state;
struct schannel_state *schannel_state;
- struct creds_CredentialState creds;
+ struct creds_CredentialState *creds;
char *account_name;
};
@@ -41,7 +41,7 @@ static NTSTATUS dcerpc_schannel_key(struct dcerpc_pipe *p,
const char *username,
const char *password,
int chan_type,
- uint8_t new_session_key[16]);
+ struct creds_CredentialState *creds);
/*
wrappers for the schannel_*() functions
@@ -121,6 +121,15 @@ static NTSTATUS dcerpc_schannel_update(struct gensec_security *gensec_security,
return NT_STATUS_OK;
}
+ status = schannel_start(&dce_schan_state->schannel_state,
+ dce_schan_state->creds->session_key,
+ True);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(1, ("Failed to start schannel client\n"));
+ return status;
+ }
+ talloc_steal(dce_schan_state, dce_schan_state->schannel_state);
+
bind_schannel.unknown1 = 0;
#if 0
/* to support this we'd need to have access to the full domain name */
@@ -178,7 +187,7 @@ static NTSTATUS dcerpc_schannel_update(struct gensec_security *gensec_security,
/* start up the schannel server code */
status = schannel_start(&dce_schan_state->schannel_state,
- dce_schan_state->creds.session_key, False);
+ dce_schan_state->creds->session_key, False);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(3, ("Could not initialise schannel state for account %s: %s\n",
account_name, nt_errstr(status)));
@@ -249,12 +258,7 @@ NTSTATUS dcerpc_schannel_creds(struct gensec_security *gensec_security,
{
struct dcerpc_schannel_state *dce_schan_state = gensec_security->private_data;
- *creds = talloc_p(mem_ctx, struct creds_CredentialState);
- if (!*creds) {
- return NT_STATUS_NO_MEMORY;
- }
-
- **creds = dce_schan_state->creds;
+ *creds = dce_schan_state->creds;
return NT_STATUS_OK;
}
@@ -277,38 +281,23 @@ static NTSTATUS dcerpc_schannel_start(struct gensec_security *gensec_security)
static NTSTATUS dcerpc_schannel_server_start(struct gensec_security *gensec_security)
{
NTSTATUS status;
- struct dcerpc_schannel_state *dce_schan_state;
status = dcerpc_schannel_start(gensec_security);
-
- dce_schan_state = gensec_security->private_data;
- dce_schan_state->schannel_state = NULL;
-
if (!NT_STATUS_IS_OK(status)) {
return status;
}
+
return NT_STATUS_OK;
}
static NTSTATUS dcerpc_schannel_client_start(struct gensec_security *gensec_security)
{
NTSTATUS status;
- struct dcerpc_schannel_state *dce_schan_state;
status = dcerpc_schannel_start(gensec_security);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- dce_schan_state = gensec_security->private_data;
-
- status = schannel_start(&dce_schan_state->schannel_state,
- gensec_security->user.schan_session_key,
- True);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(1, ("Failed to start schannel client\n"));
- return status;
- }
- talloc_steal(dce_schan_state, dce_schan_state->schannel_state);
return NT_STATUS_OK;
}
@@ -336,7 +325,7 @@ static NTSTATUS dcerpc_schannel_key(struct dcerpc_pipe *p,
const char *username,
const char *password,
int chan_type,
- uint8_t new_session_key[16])
+ struct creds_CredentialState *creds)
{
NTSTATUS status;
struct dcerpc_pipe *p2;
@@ -344,7 +333,6 @@ static NTSTATUS dcerpc_schannel_key(struct dcerpc_pipe *p,
struct netr_ServerAuthenticate2 a;
struct netr_Credential credentials1, credentials2, credentials3;
struct samr_Password mach_pwd;
- struct creds_CredentialState creds;
const char *workgroup, *workstation;
uint32_t negotiate_flags;
@@ -388,7 +376,7 @@ static NTSTATUS dcerpc_schannel_key(struct dcerpc_pipe *p,
step 3 - authenticate on the netlogon pipe
*/
E_md4hash(password, mach_pwd.hash);
- creds_client_init(&creds, &credentials1, &credentials2, &mach_pwd, &credentials3,
+ creds_client_init(creds, &credentials1, &credentials2, &mach_pwd, &credentials3,
negotiate_flags);
a.in.server_name = r.in.server_name;
@@ -405,7 +393,7 @@ static NTSTATUS dcerpc_schannel_key(struct dcerpc_pipe *p,
return status;
}
- if (!creds_client_check(&creds, a.out.credentials)) {
+ if (!creds_client_check(creds, a.out.credentials)) {
return NT_STATUS_UNSUCCESSFUL;
}
@@ -416,8 +404,6 @@ static NTSTATUS dcerpc_schannel_key(struct dcerpc_pipe *p,
*/
dcerpc_pipe_close(p2);
- memcpy(new_session_key, creds.session_key, 16);
-
return NT_STATUS_OK;
}
@@ -430,18 +416,16 @@ NTSTATUS dcerpc_bind_auth_schannel_withkey(struct dcerpc_pipe *p,
const char *domain,
const char *username,
const char *password,
- uint8_t session_key[16])
+ struct creds_CredentialState *creds)
{
NTSTATUS status;
+ struct dcerpc_schannel_state *dce_schan_state;
status = gensec_client_start(p, &p->security_state.generic_state);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- memcpy(p->security_state.generic_state->user.schan_session_key,
- session_key, 16);
-
status = gensec_set_username(p->security_state.generic_state, username);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Failed to set schannel username to %s: %s\n", username, nt_errstr(status)));
@@ -464,6 +448,9 @@ NTSTATUS dcerpc_bind_auth_schannel_withkey(struct dcerpc_pipe *p,
return status;
}
+ dce_schan_state = p->security_state.generic_state->private_data;
+ dce_schan_state->creds = talloc_reference(dce_schan_state, creds);
+
status = dcerpc_bind_auth3(p, DCERPC_AUTH_TYPE_SCHANNEL, dcerpc_auth_level(p),
uuid, version);
@@ -484,7 +471,11 @@ NTSTATUS dcerpc_bind_auth_schannel(struct dcerpc_pipe *p,
{
NTSTATUS status;
int chan_type = 0;
- uint8_t new_session_key[16];
+ struct creds_CredentialState *creds;
+ creds = talloc_p(p, struct creds_CredentialState);
+ if (!creds) {
+ return NT_STATUS_NO_MEMORY;
+ }
if (p->flags & DCERPC_SCHANNEL_BDC) {
chan_type = SEC_CHAN_BDC;
@@ -498,7 +489,7 @@ NTSTATUS dcerpc_bind_auth_schannel(struct dcerpc_pipe *p,
username,
password,
chan_type,
- new_session_key);
+ creds);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("Failed to fetch schannel session key: %s\n",
@@ -508,7 +499,7 @@ NTSTATUS dcerpc_bind_auth_schannel(struct dcerpc_pipe *p,
return dcerpc_bind_auth_schannel_withkey(p, uuid, version, domain,
username, password,
- new_session_key);
+ creds);
}
static const struct gensec_security_ops gensec_dcerpc_schannel_security_ops = {