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authorMatthias Dieter Wallnöfer <mwallnoefer@yahoo.de>2008-09-09 17:54:08 +0200
committerJelmer Vernooij <jelmer@samba.org>2008-10-21 14:40:40 +0200
commitd7be73eea2c8a55b3dbe95c9c576701e4b1c7f7d (patch)
tree22a9041bb7feb781cb2d2eaae75349d802dbf289 /source4
parentad778c00e7307c2e14271f641d75ff05f3ec5d1e (diff)
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Fixes for the WINREG RPC server
This changes the WINREG RPC server through some corrections into the Windows-like behaviour. Compared with Windows 2000 and tested through Windows 2000 Registry Editor.
Diffstat (limited to 'source4')
-rw-r--r--source4/rpc_server/winreg/rpc_winreg.c69
1 files changed, 41 insertions, 28 deletions
diff --git a/source4/rpc_server/winreg/rpc_winreg.c b/source4/rpc_server/winreg/rpc_winreg.c
index 22c60c354c..62f2676bd2 100644
--- a/source4/rpc_server/winreg/rpc_winreg.c
+++ b/source4/rpc_server/winreg/rpc_winreg.c
@@ -222,16 +222,14 @@ static WERROR dcesrv_winreg_EnumKey(struct dcesrv_call_state *dce_call,
r->in.enum_index,
&name, NULL, &last_mod);
- if (W_ERROR_IS_OK(r->out.result)) {
- if (2*strlen_m_term(name) > r->in.name->size) {
- return WERR_MORE_DATA;
- }
- r->out.name->length = 2*strlen_m_term(name);
- r->out.name->name = name;
- r->out.keyclass = talloc_zero(mem_ctx, struct winreg_StringBuf);
- if (r->in.last_changed_time) {
- r->out.last_changed_time = &last_mod;
- }
+ if (2*strlen_m_term(name) > r->in.name->size) {
+ return WERR_MORE_DATA;
+ }
+ r->out.name->length = 2*strlen_m_term(name);
+ r->out.name->name = name;
+ r->out.keyclass = talloc_zero(mem_ctx, struct winreg_StringBuf);
+ if (r->in.last_changed_time) {
+ r->out.last_changed_time = &last_mod;
}
return r->out.result;
@@ -259,8 +257,13 @@ static WERROR dcesrv_winreg_EnumValue(struct dcesrv_call_state *dce_call,
result = reg_key_get_value_by_index(mem_ctx, key, r->in.enum_index,
&data_name,
&data_type, &data);
+
if (!W_ERROR_IS_OK(result)) {
- return result;
+ /* if the lookup wasn't successful, send client query back */
+ data_name = r->in.name->name;
+ data_type = *r->in.type;
+ data.data = r->in.value;
+ data.length = *r->in.length;
}
/* the client can optionally pass a NULL for type, meaning they don't
@@ -282,8 +285,14 @@ static WERROR dcesrv_winreg_EnumValue(struct dcesrv_call_state *dce_call,
return WERR_MORE_DATA;
}
- r->out.name->name = data_name;
- r->out.name->length = 2*strlen_m_term(data_name);
+ /* "data_name" is NULL when we query the default attribute */
+ if (data_name) {
+ r->out.name->name = data_name;
+ r->out.name->length = 2*strlen_m_term(data_name);
+ } else {
+ r->out.name->name = r->in.name->name;
+ r->out.name->length = r->in.name->length;
+ }
r->out.name->size = r->in.name->size;
if (r->in.value) {
@@ -296,7 +305,7 @@ static WERROR dcesrv_winreg_EnumValue(struct dcesrv_call_state *dce_call,
r->out.length = r->out.size;
}
- return WERR_OK;
+ return result;
}
@@ -408,7 +417,7 @@ static WERROR dcesrv_winreg_QueryInfoKey(struct dcesrv_call_state *dce_call,
{
struct dcesrv_handle *h;
struct registry_key *k;
- WERROR ret;
+ WERROR result;
const char *classname = NULL;
DCESRV_PULL_HANDLE_FAULT(h, r->in.handle, HTYPE_REGKEY);
@@ -420,7 +429,7 @@ static WERROR dcesrv_winreg_QueryInfoKey(struct dcesrv_call_state *dce_call,
case SECURITY_USER:
k = h->data;
- ret = reg_key_get_info(mem_ctx, k, &classname, r->out.num_subkeys,
+ result = reg_key_get_info(mem_ctx, k, &classname, r->out.num_subkeys,
r->out.num_values, r->out.last_changed_time,
r->out.max_subkeylen, r->out.max_valnamelen,
r->out.max_valbufsize);
@@ -428,7 +437,7 @@ static WERROR dcesrv_winreg_QueryInfoKey(struct dcesrv_call_state *dce_call,
if (r->out.classname != NULL)
r->out.classname->name = classname;
- return ret;
+ return result;
default:
return WERR_ACCESS_DENIED;
}
@@ -444,9 +453,9 @@ static WERROR dcesrv_winreg_QueryValue(struct dcesrv_call_state *dce_call,
{
struct dcesrv_handle *h;
struct registry_key *key;
+ WERROR result;
uint32_t value_type;
DATA_BLOB value_data;
- WERROR result;
DCESRV_PULL_HANDLE_FAULT(h, r->in.handle, HTYPE_REGKEY);
@@ -460,10 +469,14 @@ static WERROR dcesrv_winreg_QueryValue(struct dcesrv_call_state *dce_call,
result = reg_key_get_value_by_name(mem_ctx, key, r->in.value_name.name,
&value_type, &value_data);
+
if (!W_ERROR_IS_OK(result)) {
- return result;
+ /* if the lookup wasn't successful, send client query back */
+ value_type = *r->in.type;
+ value_data.data = r->in.data;
+ value_data.length = *r->in.length;
}
-
+
/* Just asking for the size of the buffer */
r->out.type = talloc(mem_ctx, uint32_t);
if (!r->out.type) {
@@ -475,15 +488,15 @@ static WERROR dcesrv_winreg_QueryValue(struct dcesrv_call_state *dce_call,
return WERR_NOMEM;
}
*r->out.length = value_data.length;
- if (r->in.data == NULL) {
- r->out.size = talloc(mem_ctx, uint32_t);
- *r->out.size = value_data.length;
- } else {
- r->out.size = r->in.size;
- r->out.data = value_data.data;
+ r->out.size = talloc(mem_ctx, uint32_t);
+ if (!r->out.size) {
+ return WERR_NOMEM;
}
-
- return WERR_OK;
+ *r->out.size = value_data.length;
+
+ r->out.data = value_data.data;
+
+ return result;
default:
return WERR_ACCESS_DENIED;
}