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-rw-r--r--source3/rpc_client/cli_winreg_int.c215
-rw-r--r--source3/rpc_client/cli_winreg_int.h37
2 files changed, 235 insertions, 17 deletions
diff --git a/source3/rpc_client/cli_winreg_int.c b/source3/rpc_client/cli_winreg_int.c
index bd9cb011c6..6b3b82e405 100644
--- a/source3/rpc_client/cli_winreg_int.c
+++ b/source3/rpc_client/cli_winreg_int.c
@@ -20,20 +20,81 @@
*/
#include "includes.h"
-#include "../librpc/gen_ndr/ndr_winreg_c.h"
+#include "include/registry.h"
+#include "utils/net_registry_util.h"
+#include "librpc/gen_ndr/ndr_winreg_c.h"
#include "rpc_client/cli_winreg_int.h"
#include "rpc_server/rpc_ncacn_np.h"
-NTSTATUS dcerpc_winreg_int_hklm_openkey(TALLOC_CTX *mem_ctx,
- const struct auth_serversupplied_info *server_info,
- struct messaging_context *msg_ctx,
- struct dcerpc_binding_handle **h,
- const char *key,
- bool create_key,
- uint32_t access_mask,
- struct policy_handle *hive_handle,
- struct policy_handle *key_handle,
- WERROR *pwerr)
+/**
+ * Split path into hive name and subkeyname
+ * normalizations performed:
+ * - if the path contains no '\\' characters,
+ * assume that the legacy format of using '/'
+ * as a separator is used and convert '/' to '\\'
+ * - strip trailing '\\' chars
+ */
+static WERROR _split_hive_key(TALLOC_CTX *mem_ctx,
+ const char *path,
+ char **hivename,
+ char **subkeyname)
+{
+ char *p;
+ const char *tmp_subkeyname;
+
+ if ((path == NULL) || (hivename == NULL) || (subkeyname == NULL)) {
+ return WERR_INVALID_PARAM;
+ }
+
+ if (strlen(path) == 0) {
+ return WERR_INVALID_PARAM;
+ }
+
+ if (strchr(path, '\\') == NULL) {
+ *hivename = talloc_string_sub(mem_ctx, path, "/", "\\");
+ } else {
+ *hivename = talloc_strdup(mem_ctx, path);
+ }
+
+ if (*hivename == NULL) {
+ return WERR_NOMEM;
+ }
+
+ /* strip trailing '\\' chars */
+ p = strrchr(*hivename, '\\');
+ while ((p != NULL) && (p[1] == '\0')) {
+ *p = '\0';
+ p = strrchr(*hivename, '\\');
+ }
+
+ p = strchr(*hivename, '\\');
+
+ if ((p == NULL) || (*p == '\0')) {
+ /* just the hive - no subkey given */
+ tmp_subkeyname = "";
+ } else {
+ *p = '\0';
+ tmp_subkeyname = p+1;
+ }
+ *subkeyname = talloc_strdup(mem_ctx, tmp_subkeyname);
+ if (*subkeyname == NULL) {
+ return WERR_NOMEM;
+ }
+
+ return WERR_OK;
+}
+
+static NTSTATUS _winreg_int_openkey(TALLOC_CTX *mem_ctx,
+ const struct auth_serversupplied_info *server_info,
+ struct messaging_context *msg_ctx,
+ struct dcerpc_binding_handle **h,
+ uint32_t reg_type,
+ const char *key,
+ bool create_key,
+ uint32_t access_mask,
+ struct policy_handle *hive_handle,
+ struct policy_handle *key_handle,
+ WERROR *pwerr)
{
static struct client_address client_id;
struct dcerpc_binding_handle *binding_handle;
@@ -56,12 +117,51 @@ NTSTATUS dcerpc_winreg_int_hklm_openkey(TALLOC_CTX *mem_ctx,
return status;
}
- status = dcerpc_winreg_OpenHKLM(binding_handle,
- mem_ctx,
- NULL,
- access_mask,
- hive_handle,
- &result);
+ switch (reg_type) {
+ case HKEY_LOCAL_MACHINE:
+ status = dcerpc_winreg_OpenHKLM(binding_handle,
+ mem_ctx,
+ NULL,
+ access_mask,
+ hive_handle,
+ &result);
+ break;
+ case HKEY_CLASSES_ROOT:
+ status = dcerpc_winreg_OpenHKCR(binding_handle,
+ mem_ctx,
+ NULL,
+ access_mask,
+ hive_handle,
+ &result);
+ break;
+ case HKEY_USERS:
+ status = dcerpc_winreg_OpenHKU(binding_handle,
+ mem_ctx,
+ NULL,
+ access_mask,
+ hive_handle,
+ &result);
+ break;
+ case HKEY_CURRENT_USER:
+ status = dcerpc_winreg_OpenHKCU(binding_handle,
+ mem_ctx,
+ NULL,
+ access_mask,
+ hive_handle,
+ &result);
+ break;
+ case HKEY_PERFORMANCE_DATA:
+ status = dcerpc_winreg_OpenHKPD(binding_handle,
+ mem_ctx,
+ NULL,
+ access_mask,
+ hive_handle,
+ &result);
+ break;
+ default:
+ result = WERR_INVALID_PARAMETER;
+ status = NT_STATUS_OK;
+ }
if (!NT_STATUS_IS_OK(status)) {
talloc_free(binding_handle);
return status;
@@ -131,4 +231,85 @@ NTSTATUS dcerpc_winreg_int_hklm_openkey(TALLOC_CTX *mem_ctx,
return status;
}
+NTSTATUS dcerpc_winreg_int_openkey(TALLOC_CTX *mem_ctx,
+ const struct auth_serversupplied_info *server_info,
+ struct messaging_context *msg_ctx,
+ struct dcerpc_binding_handle **h,
+ const char *key,
+ bool create_key,
+ uint32_t access_mask,
+ struct policy_handle *hive_handle,
+ struct policy_handle *key_handle,
+ WERROR *pwerr)
+{
+ char *hivename = NULL;
+ char *subkey = NULL;
+ uint32_t reg_type;
+ WERROR result;
+
+ result = _split_hive_key(mem_ctx, key, &hivename, &subkey);
+ if (!W_ERROR_IS_OK(result)) {
+ *pwerr = result;
+ return NT_STATUS_OK;
+ }
+
+ if (strequal(hivename, "HKLM") ||
+ strequal(hivename, "HKEY_LOCAL_MACHINE")) {
+ reg_type = HKEY_LOCAL_MACHINE;
+ } else if (strequal(hivename, "HKCR") ||
+ strequal(hivename, "HKEY_CLASSES_ROOT")) {
+ reg_type = HKEY_CLASSES_ROOT;
+ } else if (strequal(hivename, "HKU") ||
+ strequal(hivename, "HKEY_USERS")) {
+ reg_type = HKEY_USERS;
+ } else if (strequal(hivename, "HKCU") ||
+ strequal(hivename, "HKEY_CURRENT_USER")) {
+ reg_type = HKEY_CURRENT_USER;
+ } else if (strequal(hivename, "HKPD") ||
+ strequal(hivename, "HKEY_PERFORMANCE_DATA")) {
+ reg_type = HKEY_PERFORMANCE_DATA;
+ } else {
+ DEBUG(10,("dcerpc_winreg_int_openkey: unrecognised hive key %s\n",
+ key));
+ *pwerr = WERR_INVALID_PARAMETER;
+ return NT_STATUS_OK;
+ }
+
+ return _winreg_int_openkey(mem_ctx,
+ server_info,
+ msg_ctx,
+ h,
+ reg_type,
+ key,
+ create_key,
+ access_mask,
+ hive_handle,
+ key_handle,
+ pwerr);
+}
+
+NTSTATUS dcerpc_winreg_int_hklm_openkey(TALLOC_CTX *mem_ctx,
+ const struct auth_serversupplied_info *server_info,
+ struct messaging_context *msg_ctx,
+ struct dcerpc_binding_handle **h,
+ const char *key,
+ bool create_key,
+ uint32_t access_mask,
+ struct policy_handle *hive_handle,
+ struct policy_handle *key_handle,
+ WERROR *pwerr)
+{
+ return _winreg_int_openkey(mem_ctx,
+ server_info,
+ msg_ctx,
+ h,
+ HKEY_LOCAL_MACHINE,
+ key,
+ create_key,
+ access_mask,
+ hive_handle,
+ key_handle,
+ pwerr);
+}
+
/* vim: set ts=8 sw=8 noet cindent syntax=c.doxygen: */
diff --git a/source3/rpc_client/cli_winreg_int.h b/source3/rpc_client/cli_winreg_int.h
index a1a7c67e5f..f991559cba 100644
--- a/source3/rpc_client/cli_winreg_int.h
+++ b/source3/rpc_client/cli_winreg_int.h
@@ -31,6 +31,43 @@
*
* @param[in] server_info The supplied server info.
*
+ * @param[in] key The key to open. This needs to start with the name
+ * of the hive like HKLM.
+ *
+ * @param[in] create_key Set to true if the key should be created if it
+ * doesn't exist.
+ *
+ * @param[in] access_mask The access mask to open the key.
+ *
+ * @param[out] binding_handle A pointer for the winreg dcerpc binding handle.
+ *
+ * @param[out] hive_handle A policy handle for the opened hive.
+ *
+ * @param[out] key_handle A policy handle for the opened key.
+ *
+ * @return WERR_OK on success, the corresponding DOS error
+ * code if something gone wrong.
+ */
+NTSTATUS dcerpc_winreg_int_openkey(TALLOC_CTX *mem_ctx,
+ const struct auth_serversupplied_info *server_info,
+ struct messaging_context *msg_ctx,
+ struct dcerpc_binding_handle **h,
+ const char *key,
+ bool create_key,
+ uint32_t access_mask,
+ struct policy_handle *hive_handle,
+ struct policy_handle *key_handle,
+ WERROR *pwerr);
+
+/**
+ * @brief Connect to the interal winreg server and open the given key.
+ *
+ * The function will create the needed subkeys if they don't exist.
+ *
+ * @param[in] mem_ctx The memory context to use.
+ *
+ * @param[in] server_info The supplied server info.
+ *
* @param[in] key The key to open.
*
* @param[in] create_key Set to true if the key should be created if it
generated by cgit (git 2.34.1) at 2024-12-21 06:41:05 +0000