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-rw-r--r--source3/include/rpc_netlogon.h34
-rw-r--r--source3/lib/util_unistr.c28
-rw-r--r--source3/rpc_client/cli_netlogon.c123
-rw-r--r--source3/rpc_parse/parse_net.c236
-rw-r--r--source3/rpcclient/cmd_netlogon.c30
5 files changed, 451 insertions, 0 deletions
diff --git a/source3/include/rpc_netlogon.h b/source3/include/rpc_netlogon.h
index c73cd03f10..bc4c41cd1f 100644
--- a/source3/include/rpc_netlogon.h
+++ b/source3/include/rpc_netlogon.h
@@ -38,6 +38,7 @@
#define NET_LOGON_CTRL2 0x0e
#define NET_SAM_SYNC 0x10
#define NET_TRUST_DOM_LIST 0x13
+#define NET_DSR_GETDCNAME 0x14
#define NET_AUTH3 0x1a
/* Secure Channel types. used in NetrServerAuthenticate negotiation */
@@ -934,4 +935,37 @@ typedef struct net_r_sam_deltas_info {
NTSTATUS status;
} NET_R_SAM_DELTAS;
+/* NET_Q_DSR_GETDCNAME - Ask a DC for a trusted DC name and its address */
+typedef struct net_q_dsr_getdcname {
+ uint32 ptr_server_unc;
+ UNISTR2 uni_server_unc;
+ uint32 ptr_domain_name;
+ UNISTR2 uni_domain_name;
+ uint32 ptr_domain_guid;
+ struct uuid *domain_guid;
+ uint32 ptr_site_guid;
+ struct uuid *site_guid;
+ uint32_t flags;
+} NET_Q_DSR_GETDCNAME;
+
+/* NET_R_DSR_GETDCNAME - Ask a DC for a trusted DC name and its address */
+typedef struct net_r_dsr_getdcname {
+ uint32 ptr_dc_unc;
+ UNISTR2 uni_dc_unc;
+ uint32 ptr_dc_address;
+ UNISTR2 uni_dc_address;
+ int32 dc_address_type;
+ struct uuid domain_guid;
+ uint32 ptr_domain_name;
+ UNISTR2 uni_domain_name;
+ uint32 ptr_forest_name;
+ UNISTR2 uni_forest_name;
+ uint32 dc_flags;
+ uint32 ptr_dc_site_name;
+ UNISTR2 uni_dc_site_name;
+ uint32 ptr_client_site_name;
+ UNISTR2 uni_client_site_name;
+ WERROR result;
+} NET_R_DSR_GETDCNAME;
+
#endif /* _RPC_NETLOGON_H */
diff --git a/source3/lib/util_unistr.c b/source3/lib/util_unistr.c
index d80bb2ce52..b979745d36 100644
--- a/source3/lib/util_unistr.c
+++ b/source3/lib/util_unistr.c
@@ -265,6 +265,34 @@ int rpcstr_pull_unistr2_fstring(char *dest, UNISTR2 *src)
src->uni_str_len * 2, 0);
}
+/* Helper function to return a talloc'ed string. I have implemented it with a
+ * copy because I don't really know how pull_ucs2 and friends calculate the
+ * target size. If this turns out to be a major bottleneck someone with deeper
+ * multi-byte knowledge needs to revisit this.
+ * My (VL) use is dsr_getdcname, which returns 6 strings, the alternative would
+ * have been to manually talloc_strdup them in rpc_client/cli_netlogon.c.
+ */
+
+size_t rpcstr_pull_unistr2_talloc(TALLOC_CTX *mem_ctx, char **dest,
+ UNISTR2 *src)
+{
+ pstring tmp;
+ size_t result;
+
+ result = pull_ucs2(NULL, tmp, src->buffer, sizeof(tmp),
+ src->uni_str_len * 2, 0);
+ if (result < 0) {
+ return result;
+ }
+
+ *dest = talloc_strdup(mem_ctx, tmp);
+ if (*dest == NULL) {
+ return -1;
+ }
+
+ return result;
+}
+
/* Converts a string from internal samba format to unicode
*/
diff --git a/source3/rpc_client/cli_netlogon.c b/source3/rpc_client/cli_netlogon.c
index af0062f2b3..f12f7d09fa 100644
--- a/source3/rpc_client/cli_netlogon.c
+++ b/source3/rpc_client/cli_netlogon.c
@@ -417,6 +417,129 @@ NTSTATUS rpccli_netlogon_getdcname(struct rpc_pipe_client *cli,
return result;
}
+/* Dsr_GetDCName */
+
+WERROR rpccli_netlogon_dsr_getdcname(struct rpc_pipe_client *cli,
+ TALLOC_CTX *mem_ctx,
+ const char *server_name,
+ const char *domain_name,
+ struct uuid *domain_guid,
+ struct uuid *site_guid,
+ uint32_t flags,
+ char **dc_unc, char **dc_address,
+ int32 *dc_address_type,
+ struct uuid *domain_guid_out,
+ char **domain_name_out,
+ char **forest_name,
+ uint32 *dc_flags,
+ char **dc_site_name,
+ char **client_site_name)
+{
+ prs_struct qbuf, rbuf;
+ NET_Q_DSR_GETDCNAME q;
+ NET_R_DSR_GETDCNAME r;
+ char *tmp_str;
+
+ ZERO_STRUCT(q);
+ ZERO_STRUCT(r);
+
+ /* Initialize input parameters */
+
+ tmp_str = talloc_asprintf(mem_ctx, "\\\\%s", server_name);
+ if (tmp_str == NULL) {
+ return WERR_NOMEM;
+ }
+
+ init_net_q_dsr_getdcname(&q, tmp_str, domain_name, domain_guid,
+ site_guid, flags);
+
+ /* Marshall data and send request */
+
+ CLI_DO_RPC_WERR(cli, mem_ctx, PI_NETLOGON, NET_DSR_GETDCNAME,
+ q, r,
+ qbuf, rbuf,
+ net_io_q_dsr_getdcname,
+ net_io_r_dsr_getdcname,
+ WERR_GENERAL_FAILURE);
+
+ if (!W_ERROR_IS_OK(r.result)) {
+ return r.result;
+ }
+
+ if (dc_unc != NULL) {
+ char *tmp;
+ if (rpcstr_pull_unistr2_talloc(mem_ctx, &tmp,
+ &r.uni_dc_unc) < 0) {
+ return WERR_GENERAL_FAILURE;
+ }
+ if (*tmp == '\\') tmp += 1;
+ if (*tmp == '\\') tmp += 1;
+
+ /* We have to talloc_strdup, otherwise a talloc_steal would
+ fail */
+ *dc_unc = talloc_strdup(mem_ctx, tmp);
+ if (*dc_unc == NULL) {
+ return WERR_NOMEM;
+ }
+ }
+
+ if (dc_address != NULL) {
+ char *tmp;
+ if (rpcstr_pull_unistr2_talloc(mem_ctx, &tmp,
+ &r.uni_dc_address) < 0) {
+ return WERR_GENERAL_FAILURE;
+ }
+ if (*tmp == '\\') tmp += 1;
+ if (*tmp == '\\') tmp += 1;
+
+ /* We have to talloc_strdup, otherwise a talloc_steal would
+ fail */
+ *dc_address = talloc_strdup(mem_ctx, tmp);
+ if (*dc_address == NULL) {
+ return WERR_NOMEM;
+ }
+ }
+
+ if (dc_address_type != NULL) {
+ *dc_address_type = r.dc_address_type;
+ }
+
+ if (domain_guid_out != NULL) {
+ *domain_guid_out = r.domain_guid;
+ }
+
+ if ((domain_name_out != NULL) &&
+ (rpcstr_pull_unistr2_talloc(mem_ctx, domain_name_out,
+ &r.uni_domain_name) < 1)) {
+ return WERR_GENERAL_FAILURE;
+ }
+
+ if ((forest_name != NULL) &&
+ (rpcstr_pull_unistr2_talloc(mem_ctx, forest_name,
+ &r.uni_forest_name) < 1)) {
+ return WERR_GENERAL_FAILURE;
+ }
+
+ if (dc_flags != NULL) {
+ *dc_flags = r.dc_flags;
+ }
+
+ if ((dc_site_name != NULL) &&
+ (rpcstr_pull_unistr2_talloc(mem_ctx, dc_site_name,
+ &r.uni_dc_site_name) < 1)) {
+ return WERR_GENERAL_FAILURE;
+ }
+
+ if ((client_site_name != NULL) &&
+ (rpcstr_pull_unistr2_talloc(mem_ctx, client_site_name,
+ &r.uni_client_site_name) < 1)) {
+ return WERR_GENERAL_FAILURE;
+ }
+
+ return WERR_OK;
+}
+
+
/* Sam synchronisation */
NTSTATUS rpccli_netlogon_sam_sync(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
diff --git a/source3/rpc_parse/parse_net.c b/source3/rpc_parse/parse_net.c
index a32edd4384..3732ab3a72 100644
--- a/source3/rpc_parse/parse_net.c
+++ b/source3/rpc_parse/parse_net.c
@@ -3153,3 +3153,239 @@ BOOL net_io_r_sam_deltas(const char *desc,
return True;
}
+
+/*******************************************************************
+ Inits a NET_Q_DSR_GETDCNAME structure.
+********************************************************************/
+
+void init_net_q_dsr_getdcname(NET_Q_DSR_GETDCNAME *r_t, const char *server_unc,
+ const char *domain_name,
+ struct uuid *domain_guid,
+ struct uuid *site_guid,
+ uint32_t flags)
+{
+ DEBUG(5, ("init_net_q_dsr_getdcname\n"));
+
+ r_t->ptr_server_unc = (server_unc != NULL);
+ init_unistr2(&r_t->uni_server_unc, server_unc, UNI_STR_TERMINATE);
+
+ r_t->ptr_domain_name = (domain_name != NULL);
+ init_unistr2(&r_t->uni_domain_name, domain_name, UNI_STR_TERMINATE);
+
+ r_t->ptr_domain_guid = (domain_guid != NULL);
+ r_t->domain_guid = domain_guid;
+
+ r_t->ptr_site_guid = (site_guid != NULL);
+ r_t->site_guid = site_guid;
+
+ r_t->flags = flags;
+}
+
+/*******************************************************************
+ Reads or writes an NET_Q_DSR_GETDCNAME structure.
+********************************************************************/
+
+BOOL net_io_q_dsr_getdcname(const char *desc, NET_Q_DSR_GETDCNAME *r_t,
+ prs_struct *ps, int depth)
+{
+ if (r_t == NULL)
+ return False;
+
+ prs_debug(ps, depth, desc, "net_io_q_dsr_getdcname");
+ depth++;
+
+ if (!prs_uint32("ptr_server_unc", ps, depth, &r_t->ptr_server_unc))
+ return False;
+
+ if (!smb_io_unistr2("server_unc", &r_t->uni_server_unc,
+ r_t->ptr_server_unc, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!prs_uint32("ptr_domain_name", ps, depth, &r_t->ptr_domain_name))
+ return False;
+
+ if (!smb_io_unistr2("domain_name", &r_t->uni_domain_name,
+ r_t->ptr_domain_name, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!prs_uint32("ptr_domain_guid", ps, depth, &r_t->ptr_domain_guid))
+ return False;
+
+ if (UNMARSHALLING(ps) && (r_t->ptr_domain_guid)) {
+ r_t->domain_guid = PRS_ALLOC_MEM(ps, struct uuid, 1);
+ if (r_t->domain_guid == NULL)
+ return False;
+ }
+
+ if ((r_t->ptr_domain_guid) &&
+ (!smb_io_uuid("domain_guid", r_t->domain_guid, ps, depth)))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!prs_uint32("ptr_site_guid", ps, depth, &r_t->ptr_site_guid))
+ return False;
+
+ if (UNMARSHALLING(ps) && (r_t->ptr_site_guid)) {
+ r_t->site_guid = PRS_ALLOC_MEM(ps, struct uuid, 1);
+ if (r_t->site_guid == NULL)
+ return False;
+ }
+
+ if ((r_t->ptr_site_guid) &&
+ (!smb_io_uuid("site_guid", r_t->site_guid, ps, depth)))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!prs_uint32("flags", ps, depth, &r_t->flags))
+ return False;
+
+ return True;
+}
+
+/*******************************************************************
+ Inits a NET_R_DSR_GETDCNAME structure.
+********************************************************************/
+void init_net_r_dsr_getdcname(NET_R_DSR_GETDCNAME *r_t, const char *dc_unc,
+ const char *dc_address, int32 dc_address_type,
+ struct uuid domain_guid, const char *domain_name,
+ const char *forest_name, uint32 dc_flags,
+ const char *dc_site_name,
+ const char *client_site_name)
+{
+ DEBUG(5, ("init_net_q_dsr_getdcname\n"));
+
+ r_t->ptr_dc_unc = (dc_unc != NULL);
+ init_unistr2(&r_t->uni_dc_unc, dc_unc, UNI_STR_TERMINATE);
+
+ r_t->ptr_dc_address = (dc_address != NULL);
+ init_unistr2(&r_t->uni_dc_address, dc_address, UNI_STR_TERMINATE);
+
+ r_t->dc_address_type = dc_address_type;
+ r_t->domain_guid = domain_guid;
+
+ r_t->ptr_domain_name = (domain_name != NULL);
+ init_unistr2(&r_t->uni_domain_name, domain_name, UNI_STR_TERMINATE);
+
+ r_t->ptr_forest_name = (forest_name != NULL);
+ init_unistr2(&r_t->uni_forest_name, forest_name, UNI_STR_TERMINATE);
+
+ r_t->dc_flags = dc_flags;
+
+ r_t->ptr_dc_site_name = (dc_site_name != NULL);
+ init_unistr2(&r_t->uni_dc_site_name, dc_site_name, UNI_STR_TERMINATE);
+
+ r_t->ptr_client_site_name = (client_site_name != NULL);
+ init_unistr2(&r_t->uni_client_site_name, client_site_name,
+ UNI_STR_TERMINATE);
+}
+
+/*******************************************************************
+ Reads or writes an NET_R_DSR_GETDCNAME structure.
+********************************************************************/
+
+BOOL net_io_r_dsr_getdcname(const char *desc, NET_R_DSR_GETDCNAME *r_t,
+ prs_struct *ps, int depth)
+{
+ uint32 info_ptr = 1;
+
+ if (r_t == NULL)
+ return False;
+
+ prs_debug(ps, depth, desc, "net_io_r_dsr_getdcname");
+ depth++;
+
+ /* The reply contains *just* an info struct, this is the ptr to it */
+ if (!prs_uint32("info_ptr", ps, depth, &info_ptr))
+ return False;
+
+ if (info_ptr == 0)
+ return False;
+
+ if (!prs_uint32("ptr_dc_unc", ps, depth, &r_t->ptr_dc_unc))
+ return False;
+
+ if (!prs_uint32("ptr_dc_address", ps, depth, &r_t->ptr_dc_address))
+ return False;
+
+ if (!prs_uint32("dc_address_type", ps, depth, &r_t->dc_address_type))
+ return False;
+
+ if (!smb_io_uuid("domain_guid", &r_t->domain_guid, ps, depth))
+ return False;
+
+ if (!prs_uint32("ptr_domain_name", ps, depth, &r_t->ptr_domain_name))
+ return False;
+
+ if (!prs_uint32("ptr_forest_name", ps, depth, &r_t->ptr_forest_name))
+ return False;
+
+ if (!prs_uint32("dc_flags", ps, depth, &r_t->dc_flags))
+ return False;
+
+ if (!prs_uint32("ptr_dc_site_name", ps, depth, &r_t->ptr_dc_site_name))
+ return False;
+
+ if (!prs_uint32("ptr_client_site_name", ps, depth,
+ &r_t->ptr_client_site_name))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!smb_io_unistr2("dc_unc", &r_t->uni_dc_unc,
+ r_t->ptr_dc_unc, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!smb_io_unistr2("dc_address", &r_t->uni_dc_address,
+ r_t->ptr_dc_address, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!smb_io_unistr2("domain_name", &r_t->uni_domain_name,
+ r_t->ptr_domain_name, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!smb_io_unistr2("forest_name", &r_t->uni_forest_name,
+ r_t->ptr_forest_name, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!smb_io_unistr2("dc_site_name", &r_t->uni_dc_site_name,
+ r_t->ptr_dc_site_name, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!smb_io_unistr2("client_site_name", &r_t->uni_client_site_name,
+ r_t->ptr_client_site_name, ps, depth))
+ return False;
+
+ if (!prs_align(ps))
+ return False;
+
+ if (!prs_werror("result", ps, depth, &r_t->result))
+ return False;
+
+ return True;
+}
diff --git a/source3/rpcclient/cmd_netlogon.c b/source3/rpcclient/cmd_netlogon.c
index d8f5a75b54..20f11bc3c9 100644
--- a/source3/rpcclient/cmd_netlogon.c
+++ b/source3/rpcclient/cmd_netlogon.c
@@ -70,6 +70,35 @@ static NTSTATUS cmd_netlogon_getdcname(struct rpc_pipe_client *cli,
return result;
}
+static WERROR cmd_netlogon_dsr_getdcname(struct rpc_pipe_client *cli,
+ TALLOC_CTX *mem_ctx, int argc,
+ const char **argv)
+{
+ WERROR result;
+ char *dcname, *dcaddress;
+
+ if (argc != 2) {
+ fprintf(stderr, "Usage: %s domainname\n", argv[0]);
+ return WERR_OK;
+ }
+
+ result = rpccli_netlogon_dsr_getdcname(
+ cli, mem_ctx, cli->cli->desthost, argv[1], NULL, NULL,
+ 0x40000000, &dcname, &dcaddress, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL);
+
+ if (W_ERROR_IS_OK(result)) {
+ printf("Domain %s's DC is called %s at IP %s\n",
+ argv[1], dcname, dcaddress);
+ return WERR_OK;
+ }
+
+ printf("rpccli_netlogon_dsr_getdcname returned %s\n",
+ nt_errstr(werror_to_ntstatus(result)));
+
+ return result;
+}
+
static NTSTATUS cmd_netlogon_logon_ctrl(struct rpc_pipe_client *cli,
TALLOC_CTX *mem_ctx, int argc,
const char **argv)
@@ -317,6 +346,7 @@ struct cmd_set netlogon_commands[] = {
{ "logonctrl2", RPC_RTYPE_NTSTATUS, cmd_netlogon_logon_ctrl2, NULL, PI_NETLOGON, NULL, "Logon Control 2", "" },
{ "getdcname", RPC_RTYPE_NTSTATUS, cmd_netlogon_getdcname, NULL, PI_NETLOGON, NULL, "Get trusted DC name", "" },
+ { "dsr_getdcname", RPC_RTYPE_WERROR, NULL, cmd_netlogon_dsr_getdcname, PI_NETLOGON, NULL, "Get trusted DC name", "" },
{ "logonctrl", RPC_RTYPE_NTSTATUS, cmd_netlogon_logon_ctrl, NULL, PI_NETLOGON, NULL, "Logon Control", "" },
{ "samsync", RPC_RTYPE_NTSTATUS, cmd_netlogon_sam_sync, NULL, PI_NETLOGON, NULL, "Sam Synchronisation", "" },
{ "samdeltas", RPC_RTYPE_NTSTATUS, cmd_netlogon_sam_deltas, NULL, PI_NETLOGON, NULL, "Query Sam Deltas", "" },
generated by cgit (git 2.34.1) at 2024-11-01 06:51:13 +0000