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-rw-r--r--source4/auth/auth.h3
-rw-r--r--source4/auth/auth_ntlmssp.c3
-rw-r--r--source4/librpc/idl/netlogon.idl67
-rw-r--r--source4/librpc/rpc/dcerpc_util.c35
-rw-r--r--source4/rpc_server/dcerpc_server.c42
-rw-r--r--source4/rpc_server/dcerpc_server.h1
-rw-r--r--source4/rpc_server/dcesrv_crypto.c8
-rw-r--r--source4/rpc_server/dcesrv_crypto_ntlmssp.c16
-rw-r--r--source4/rpc_server/dcesrv_crypto_schannel.c67
-rw-r--r--source4/rpc_server/netlogon/dcerpc_netlogon.c172
-rw-r--r--source4/rpc_server/netlogon/schannel_state.c26
11 files changed, 381 insertions, 59 deletions
diff --git a/source4/auth/auth.h b/source4/auth/auth.h
index 386c2f8cd0..c20b8dbf6f 100644
--- a/source4/auth/auth.h
+++ b/source4/auth/auth.h
@@ -103,6 +103,9 @@ struct auth_session_info
struct auth_serversupplied_info *server_info;
DATA_BLOB session_key;
+
+ /* needed to key the schannel credentials */
+ const char *workstation;
};
struct auth_context {
diff --git a/source4/auth/auth_ntlmssp.c b/source4/auth/auth_ntlmssp.c
index 622a89c939..183363a363 100644
--- a/source4/auth/auth_ntlmssp.c
+++ b/source4/auth/auth_ntlmssp.c
@@ -231,5 +231,8 @@ NTSTATUS auth_ntlmssp_get_session_info(struct auth_ntlmssp_state *auth_ntlmssp_s
auth_ntlmssp_state->ntlmssp_state->session_key.data,
auth_ntlmssp_state->ntlmssp_state->session_key.length);
+ (*session_info)->workstation = talloc_strdup((*session_info)->mem_ctx,
+ auth_ntlmssp_state->ntlmssp_state->workstation);
+
return NT_STATUS_OK;
}
diff --git a/source4/librpc/idl/netlogon.idl b/source4/librpc/idl/netlogon.idl
index 48154dc001..f9516f112e 100644
--- a/source4/librpc/idl/netlogon.idl
+++ b/source4/librpc/idl/netlogon.idl
@@ -914,7 +914,72 @@ interface netlogon
/****************/
/* Function 0x1d */
- WERROR netr_NETRLOGONGETDOMAININFO();
+
+ typedef struct {
+ uint32 length;
+ [size_is(length)] uint8 *data;
+ } netr_Blob;
+
+ typedef [flag(NDR_PAHEX)] struct {
+ uint16 length;
+ uint16 size;
+ [size_is(size/2),length_is(length/2)] uint16 *data;
+ } netr_BinaryString;
+
+ typedef struct {
+ netr_Blob blob;
+ unistr *workstation_domain;
+ unistr *workstation_site;
+ unistr *foo2;
+ unistr *p1;
+ unistr *p2;
+ unistr *p3;
+ netr_BinaryString blob2;
+ netr_String product;
+ uint32 i1;
+ unistr *p4;
+ uint32 i2;
+ uint32 pp;
+ uint32 xx[4];
+ } netr_DomainQuery1;
+
+ typedef union {
+ [case(1)] netr_DomainQuery1 *query1;
+ [case(2)] netr_DomainQuery1 *query1;
+ } netr_DomainQuery;
+
+ typedef struct {
+ netr_String domainname;
+ netr_String fulldomainname;
+ netr_String forest;
+ GUID guid;
+ dom_sid2 *sid;
+ netr_BinaryString unknown1[4];
+ uint32 unknown[4];
+ } netr_DomainTrustInfo;
+
+ typedef struct {
+ netr_DomainTrustInfo domaininfo;
+ uint32 num_trusts;
+ [size_is(num_trusts)] netr_DomainTrustInfo *trusts;
+ uint32 unknown[14]; /* room for expansion? */
+ } netr_DomainInfo1;
+
+ typedef union {
+ [case(1)] netr_DomainInfo1 *info1;
+ [case(2)] netr_DomainInfo1 *info1;
+ } netr_DomainInfo;
+
+ NTSTATUS netr_LogonGetDomainInfo(
+ [in] unistr server_name,
+ [in] unistr *computer_name,
+ [in,out,ref] netr_Authenticator *credential,
+ [in] uint32 unknown1,
+ [in] uint32 *i1,
+ [in] uint32 level,
+ [in,switch_is(level)] netr_DomainQuery query,
+ [out,switch_is(level)] netr_DomainInfo info
+ );
/****************/
/* Function 0x1e */
diff --git a/source4/librpc/rpc/dcerpc_util.c b/source4/librpc/rpc/dcerpc_util.c
index e62404b92a..8c9b273896 100644
--- a/source4/librpc/rpc/dcerpc_util.c
+++ b/source4/librpc/rpc/dcerpc_util.c
@@ -711,3 +711,38 @@ NTSTATUS dcerpc_fetch_session_key(struct dcerpc_pipe *p,
return NT_STATUS_NO_USER_SESSION_KEY;
}
+
+
+/*
+ log a rpc packet in a format suitable for ndrdump. This is especially useful
+ for sealed packets, where ethereal cannot easily see the contents
+
+ this triggers on a debug level of >= 10
+*/
+void dcerpc_log_packet(const struct dcerpc_interface_table *ndr,
+ uint32_t opnum, uint32_t flags, DATA_BLOB *pkt)
+{
+ const int num_examples = 20;
+ int i;
+
+ if (DEBUGLEVEL < 10) return;
+
+ for (i=0;i<num_examples;i++) {
+ char *name=NULL;
+ asprintf(&name, "%s/rpclog/%s-%u.%d.%s",
+ lp_lockdir(), ndr->name, opnum, i,
+ (flags&NDR_IN)?"in":"out");
+ if (name == NULL) {
+ return;
+ }
+ if (!file_exist(name, NULL)) {
+ if (file_save(name, pkt->data, pkt->length)) {
+ DEBUG(10,("Logged rpc packet to %s\n", name));
+ }
+ free(name);
+ break;
+ }
+ free(name);
+ }
+}
+
diff --git a/source4/rpc_server/dcerpc_server.c b/source4/rpc_server/dcerpc_server.c
index 20ed50d128..d5d291dab5 100644
--- a/source4/rpc_server/dcerpc_server.c
+++ b/source4/rpc_server/dcerpc_server.c
@@ -548,40 +548,6 @@ static NTSTATUS dcesrv_auth3(struct dcesrv_call_state *call)
/*
- log a rpc packet in a format suitable for ndrdump. This is especially useful
- for sealed packets, where ethereal cannot easily see the contents
-
- this triggers on a debug level of >= 10
-*/
-static void log_rpc_packet(const struct dcesrv_interface *iface,
- uint32_t opnum, uint32_t flags, DATA_BLOB *pkt)
-{
- const int num_examples = 20;
- int i;
-
- if (DEBUGLEVEL < 10) return;
-
- for (i=0;i<num_examples;i++) {
- char *name=NULL;
- asprintf(&name, "%s/rpclog/%s-%u.%d.%s",
- lp_lockdir(), iface->ndr->name, opnum, i,
- (flags&NDR_IN)?"in":"out");
- if (name == NULL) {
- return;
- }
- if (!file_exist(name, NULL)) {
- if (file_save(name, pkt->data, pkt->length)) {
- DEBUG(10,("Logged rpc packet to %s\n", name));
- }
- free(name);
- break;
- }
- free(name);
- }
-}
-
-
-/*
handle a dcerpc request packet
*/
static NTSTATUS dcesrv_request(struct dcesrv_call_state *call)
@@ -622,8 +588,8 @@ static NTSTATUS dcesrv_request(struct dcesrv_call_state *call)
/* unravel the NDR for the packet */
status = call->conn->iface->ndr->calls[opnum].ndr_pull(pull, NDR_IN, r);
if (!NT_STATUS_IS_OK(status)) {
- log_rpc_packet(call->conn->iface, opnum, NDR_IN,
- &call->pkt.u.request.stub_and_verifier);
+ dcerpc_log_packet(call->conn->iface->ndr, opnum, NDR_IN,
+ &call->pkt.u.request.stub_and_verifier);
return dcesrv_fault(call, DCERPC_FAULT_NDR);
}
@@ -632,8 +598,8 @@ static NTSTATUS dcesrv_request(struct dcesrv_call_state *call)
/* call the dispatch function */
status = call->conn->iface->dispatch(call, call->mem_ctx, r);
if (!NT_STATUS_IS_OK(status)) {
- log_rpc_packet(call->conn->iface, opnum, NDR_IN,
- &call->pkt.u.request.stub_and_verifier);
+ dcerpc_log_packet(call->conn->iface->ndr, opnum, NDR_IN,
+ &call->pkt.u.request.stub_and_verifier);
return dcesrv_fault(call, call->fault_code);
}
diff --git a/source4/rpc_server/dcerpc_server.h b/source4/rpc_server/dcerpc_server.h
index 918b68f511..3ad768b32e 100644
--- a/source4/rpc_server/dcerpc_server.h
+++ b/source4/rpc_server/dcerpc_server.h
@@ -108,6 +108,7 @@ struct dcesrv_crypto_ops {
const uint8_t *data, size_t length, const DATA_BLOB *sig);
NTSTATUS (*unseal)(struct dcesrv_auth *auth, TALLOC_CTX *sig_mem_ctx,
uint8_t *data, size_t length, DATA_BLOB *sig);
+ NTSTATUS (*session_key)(struct dcesrv_auth *auth, uint8_t session_key[16]);
void (*end)(struct dcesrv_auth *auth);
};
diff --git a/source4/rpc_server/dcesrv_crypto.c b/source4/rpc_server/dcesrv_crypto.c
index de1976ff91..7765815f3b 100644
--- a/source4/rpc_server/dcesrv_crypto.c
+++ b/source4/rpc_server/dcesrv_crypto.c
@@ -120,6 +120,14 @@ NTSTATUS dcesrv_crypto_unseal(struct dcesrv_auth *auth, TALLOC_CTX *sig_mem_ctx,
}
/*
+ get the negotiated session key
+*/
+NTSTATUS dcesrv_crypto_session_key(struct dcesrv_auth *auth, uint8_t session_key[16])
+{
+ return auth->crypto_ctx.ops->session_key(auth, session_key);
+}
+
+/*
end crypto state
*/
void dcesrv_crypto_end(struct dcesrv_auth *auth)
diff --git a/source4/rpc_server/dcesrv_crypto_ntlmssp.c b/source4/rpc_server/dcesrv_crypto_ntlmssp.c
index 67242c3cc0..35029a0fee 100644
--- a/source4/rpc_server/dcesrv_crypto_ntlmssp.c
+++ b/source4/rpc_server/dcesrv_crypto_ntlmssp.c
@@ -109,6 +109,21 @@ static NTSTATUS dcesrv_crypto_ntlmssp_unseal(struct dcesrv_auth *auth, TALLOC_CT
}
/*
+ get the session key
+*/
+static NTSTATUS dcesrv_crypto_ntlmssp_session_key(struct dcesrv_auth *auth, uint8_t session_key[16])
+{
+ struct auth_ntlmssp_state *auth_ntlmssp_state = auth->crypto_ctx.private_data;
+
+ if (auth_ntlmssp_state->ntlmssp_state->session_key.length != 16) {
+ return NT_STATUS_NO_USER_SESSION_KEY;
+ }
+ memcpy(session_key, auth_ntlmssp_state->ntlmssp_state->session_key.data, 16);
+
+ return NT_STATUS_OK;
+}
+
+/*
end crypto state
*/
static void dcesrv_crypto_ntlmssp_end(struct dcesrv_auth *auth)
@@ -131,6 +146,7 @@ static const struct dcesrv_crypto_ops dcesrv_crypto_ntlmssp_ops = {
.sign = dcesrv_crypto_ntlmssp_sign,
.check_sig = dcesrv_crypto_ntlmssp_check_sig,
.unseal = dcesrv_crypto_ntlmssp_unseal,
+ .session_key = dcesrv_crypto_ntlmssp_session_key,
.end = dcesrv_crypto_ntlmssp_end
};
diff --git a/source4/rpc_server/dcesrv_crypto_schannel.c b/source4/rpc_server/dcesrv_crypto_schannel.c
index fba882e2a4..5da1a171f9 100644
--- a/source4/rpc_server/dcesrv_crypto_schannel.c
+++ b/source4/rpc_server/dcesrv_crypto_schannel.c
@@ -28,6 +28,36 @@ struct srv_schannel_state {
struct schannel_state *state;
};
+static NTSTATUS schannel_setup_session_info(struct srv_schannel_state *schannel,
+ const char *account_name,
+ struct auth_session_info **session_info)
+{
+ TALLOC_CTX *mem_ctx;
+
+ mem_ctx = talloc_init("schannel_setup");
+ if (mem_ctx == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ (*session_info) = talloc_p(mem_ctx, struct auth_session_info);
+ if (*session_info == NULL) {
+ talloc_destroy(mem_ctx);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ZERO_STRUCTP(*session_info);
+
+ (*session_info)->workstation = talloc_strdup(mem_ctx, account_name);
+ if ((*session_info)->workstation == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* TODO: fill in the rest of the session_info structure */
+
+ return NT_STATUS_OK;
+}
+
+
/*
start crypto state
*/
@@ -36,9 +66,9 @@ static NTSTATUS dcesrv_crypto_schannel_start(struct dcesrv_auth *auth, DATA_BLOB
struct srv_schannel_state *schannel = NULL;
NTSTATUS status;
TALLOC_CTX *mem_ctx;
- uint8_t session_key[16];
const char *account_name;
struct schannel_bind_ack ack;
+ struct creds_CredentialState creds;
mem_ctx = talloc_init("schannel_start");
if (!mem_ctx) {
@@ -58,7 +88,7 @@ static NTSTATUS dcesrv_crypto_schannel_start(struct dcesrv_auth *auth, DATA_BLOB
(ndr_pull_flags_fn_t)ndr_pull_schannel_bind);
if (!NT_STATUS_IS_OK(status)) {
talloc_destroy(mem_ctx);
- return NT_STATUS_INVALID_PARAMETER;
+ return status;
}
if (schannel->bind_info.bind_type == 23) {
@@ -68,23 +98,25 @@ static NTSTATUS dcesrv_crypto_schannel_start(struct dcesrv_auth *auth, DATA_BLOB
}
/* pull the session key for this client */
- status = schannel_fetch_session_key(mem_ctx, account_name, session_key);
+ status = schannel_fetch_session_key(mem_ctx, account_name, &creds);
if (!NT_STATUS_IS_OK(status)) {
talloc_destroy(mem_ctx);
- return NT_STATUS_INVALID_HANDLE;
+ return status;
}
-
+
/* start up the schannel server code */
- status = schannel_start(&schannel->state, session_key, False);
+ status = schannel_start(&schannel->state, creds.session_key, False);
if (!NT_STATUS_IS_OK(status)) {
talloc_destroy(mem_ctx);
- return NT_STATUS_INVALID_HANDLE;
+ return status;
}
- /* TODO: here we need to set the session_info
- * what should happen when te session_info is already set
- */
- auth->session_info = NULL;
+ status = schannel_setup_session_info(schannel, account_name,
+ &auth->session_info);
+ if (!NT_STATUS_IS_OK(status)) {
+ talloc_destroy(mem_ctx);
+ return status;
+ }
auth->crypto_ctx.private_data = schannel;
@@ -156,6 +188,18 @@ static NTSTATUS dcesrv_crypto_schannel_unseal(struct dcesrv_auth *auth, TALLOC_C
}
/*
+ get the session key
+*/
+static NTSTATUS dcesrv_crypto_schannel_session_key(struct dcesrv_auth *auth, uint8_t session_key[16])
+{
+ struct srv_schannel_state *srv_schannel_state = auth->crypto_ctx.private_data;
+
+ memcpy(session_key, srv_schannel_state->state->session_key, 16);
+
+ return NT_STATUS_OK;
+}
+
+/*
end crypto state
*/
static void dcesrv_crypto_schannel_end(struct dcesrv_auth *auth)
@@ -182,6 +226,7 @@ static const struct dcesrv_crypto_ops dcesrv_crypto_schannel_ops = {
.sign = dcesrv_crypto_schannel_sign,
.check_sig = dcesrv_crypto_schannel_check_sig,
.unseal = dcesrv_crypto_schannel_unseal,
+ .session_key = dcesrv_crypto_schannel_session_key,
.end = dcesrv_crypto_schannel_end
};
diff --git a/source4/rpc_server/netlogon/dcerpc_netlogon.c b/source4/rpc_server/netlogon/dcerpc_netlogon.c
index 301f2ed041..8d7b97802f 100644
--- a/source4/rpc_server/netlogon/dcerpc_netlogon.c
+++ b/source4/rpc_server/netlogon/dcerpc_netlogon.c
@@ -35,10 +35,72 @@ struct server_pipe_state {
struct creds_CredentialState *creds;
};
+
+/*
+ a client has connected to the netlogon server using schannel, so we need
+ to re-establish the credentials state
+*/
+static NTSTATUS netlogon_schannel_setup(struct dcesrv_call_state *dce_call)
+{
+ struct server_pipe_state *state;
+ NTSTATUS status;
+ TALLOC_CTX *mem_ctx;
+
+ mem_ctx = talloc_init("netlogon_bind");
+ if (!mem_ctx) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ state = talloc_p(mem_ctx, struct server_pipe_state);
+ if (state == NULL) {
+ talloc_destroy(mem_ctx);
+ }
+ ZERO_STRUCTP(state);
+ state->mem_ctx = mem_ctx;
+ state->authenticated = True;
+
+ state->creds = talloc_p(mem_ctx, struct creds_CredentialState);
+ if (state->creds == NULL) {
+ talloc_destroy(mem_ctx);
+ return NT_STATUS_NO_MEMORY;
+ }
+ ZERO_STRUCTP(state->creds);
+
+ if (dce_call->conn->auth_state.session_info == NULL) {
+ talloc_destroy(mem_ctx);
+ return NT_STATUS_NO_USER_SESSION_KEY;
+ }
+
+ status = schannel_fetch_session_key(mem_ctx,
+ dce_call->conn->auth_state.session_info->workstation,
+ state->creds);
+ if (!NT_STATUS_IS_OK(status)) {
+ talloc_destroy(mem_ctx);
+ return status;
+ }
+
+ dce_call->conn->private = state;
+
+ return NT_STATUS_OK;
+}
+
+/*
+ a hook for bind on the netlogon pipe
+*/
static NTSTATUS netlogon_bind(struct dcesrv_call_state *dce_call, const struct dcesrv_interface *di)
{
dce_call->conn->private = NULL;
+ /* if this is a schannel bind then we need to reconstruct the pipe state */
+ if (dce_call->conn->auth_state.auth_info &&
+ dce_call->conn->auth_state.auth_info->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
+ NTSTATUS status;
+
+ status = netlogon_schannel_setup(dce_call);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ }
+
return NT_STATUS_OK;
}
@@ -861,13 +923,115 @@ static WERROR netr_DSRGETSITENAME(struct dcesrv_call_state *dce_call, TALLOC_CTX
}
+/*
+ fill in a netr_DomainTrustInfo from a ldb search result
+*/
+static NTSTATUS fill_domain_trust_info(TALLOC_CTX *mem_ctx, struct ldb_message *res,
+ struct netr_DomainTrustInfo *info)
+{
+ ZERO_STRUCTP(info);
+
+ info->domainname.string = samdb_result_string(res, "flatName", NULL);
+ if (info->domainname.string == NULL) {
+ info->domainname.string = samdb_result_string(res, "name", NULL);
+ info->fulldomainname.string = samdb_result_string(res, "dnsDomain", NULL);
+ } else {
+ info->fulldomainname.string = samdb_result_string(res, "name", NULL);
+ }
+
+ /* TODO: we need proper forest support */
+ info->forest.string = info->fulldomainname.string;
+
+ info->guid = samdb_result_guid(res, "objectGUID");
+ info->sid = samdb_result_dom_sid(mem_ctx, res, "objectSid");
+
+ return NT_STATUS_OK;
+}
+
/*
- netr_NETRLOGONGETDOMAININFO
+ netr_LogonGetDomainInfo
+ this is called as part of the ADS domain logon procedure.
*/
-static WERROR netr_NETRLOGONGETDOMAININFO(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
- struct netr_NETRLOGONGETDOMAININFO *r)
+static NTSTATUS netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_call, TALLOC_CTX *mem_ctx,
+ struct netr_LogonGetDomainInfo *r)
{
- DCESRV_FAULT(DCERPC_FAULT_OP_RNG_ERROR);
+ struct server_pipe_state *pipe_state = dce_call->conn->private;
+ const char * const attrs[] = { "name", "dnsDomain", "objectSid",
+ "objectGUID", "flatName", NULL };
+ void *sam_ctx;
+ struct ldb_message **res1, **res2;
+ struct netr_DomainInfo1 *info1;
+ int ret1, ret2, i;
+ NTSTATUS status;
+
+ if (!pipe_state) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ if (!netr_creds_server_step_check(pipe_state,
+ r->in.credential, r->out.credential)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ sam_ctx = samdb_connect();
+ if (sam_ctx == NULL) {
+ return NT_STATUS_INVALID_SYSTEM_SERVICE;
+ }
+
+ /* we need to do two searches. The first will pull our primary
+ domain and the second will pull any trusted domains. Our
+ primary domain is also a "trusted" domain, so we need to
+ put the primary domain into the lists of returned trusts as
+ well */
+ ret1 = samdb_search(sam_ctx, mem_ctx, NULL, &res1, attrs, "(objectClass=domainDNS)");
+ if (ret1 != 1) {
+ samdb_close(sam_ctx);
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ ret2 = samdb_search(sam_ctx, mem_ctx, NULL, &res2, attrs, "(objectClass=trustedDomain)");
+ if (ret2 == -1) {
+ samdb_close(sam_ctx);
+ return NT_STATUS_INTERNAL_DB_CORRUPTION;
+ }
+
+ /* we don't need the db link any more */
+ samdb_close(sam_ctx);
+
+ info1 = talloc_p(mem_ctx, struct netr_DomainInfo1);
+ if (info1 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ZERO_STRUCTP(info1);
+
+ info1->num_trusts = ret2 + 1;
+ info1->trusts = talloc_array_p(mem_ctx, struct netr_DomainTrustInfo,
+ info1->num_trusts);
+ if (info1->trusts == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = fill_domain_trust_info(mem_ctx, res1[0], &info1->domaininfo);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = fill_domain_trust_info(mem_ctx, res1[0], &info1->trusts[0]);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ for (i=0;i<ret2;i++) {
+ status = fill_domain_trust_info(mem_ctx, res2[i], &info1->trusts[i+1]);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ }
+
+ r->out.info.info1 = info1;
+
+ return NT_STATUS_OK;
}
diff --git a/source4/rpc_server/netlogon/schannel_state.c b/source4/rpc_server/netlogon/schannel_state.c
index eaa5013572..43134fd437 100644
--- a/source4/rpc_server/netlogon/schannel_state.c
+++ b/source4/rpc_server/netlogon/schannel_state.c
@@ -53,11 +53,12 @@ static struct ldb_context *schannel_db_connect(TALLOC_CTX *mem_ctx)
use a simple ldb structure
*/
NTSTATUS schannel_store_session_key(TALLOC_CTX *mem_ctx,
- const char *computer_name, struct creds_CredentialState *creds)
+ const char *computer_name,
+ struct creds_CredentialState *creds)
{
struct ldb_context *ldb;
struct ldb_message msg;
- struct ldb_val val;
+ struct ldb_val val, seed;
char *s = NULL;
time_t expiry = time(NULL) + SCHANNEL_CREDENTIALS_EXPIRY;
int ret;
@@ -85,7 +86,11 @@ NTSTATUS schannel_store_session_key(TALLOC_CTX *mem_ctx,
val.data = creds->session_key;
val.length = sizeof(creds->session_key);
+ seed.data = creds->seed.data;
+ seed.length = sizeof(creds->seed.data);
+
ldb_msg_add_value(ldb, &msg, "sessionKey", &val);
+ ldb_msg_add_value(ldb, &msg, "seed", &seed);
ldb_msg_add_string(ldb, &msg, "expiry", s);
ldb_delete(ldb, msg.dn);
@@ -104,10 +109,11 @@ NTSTATUS schannel_store_session_key(TALLOC_CTX *mem_ctx,
/*
- read back a session key for a computer
+ read back a credentials back for a computer
*/
NTSTATUS schannel_fetch_session_key(TALLOC_CTX *mem_ctx,
- const char *computer_name, uint8_t session_key[16])
+ const char *computer_name,
+ struct creds_CredentialState *creds)
{
struct ldb_context *ldb;
time_t expiry;
@@ -116,6 +122,8 @@ NTSTATUS schannel_fetch_session_key(TALLOC_CTX *mem_ctx,
const struct ldb_val *val;
char *expr=NULL;
+ ZERO_STRUCTP(creds);
+
ldb = schannel_db_connect(mem_ctx);
if (ldb == NULL) {
return NT_STATUS_NO_MEMORY;
@@ -146,7 +154,15 @@ NTSTATUS schannel_fetch_session_key(TALLOC_CTX *mem_ctx,
return NT_STATUS_INVALID_HANDLE;
}
- memcpy(session_key, val->data, 16);
+ memcpy(creds->session_key, val->data, 16);
+
+ val = ldb_msg_find_ldb_val(res[0], "seed");
+ if (val == NULL || val->length != 8) {
+ ldb_close(ldb);
+ return NT_STATUS_INVALID_HANDLE;
+ }
+
+ memcpy(creds->seed.data, val->data, 8);
ldb_close(ldb);
generated by cgit (git 2.34.1) at 2024-12-23 07:53:50 +0000