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Registry client: Implement the "winreg_QueryValue" call

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This is needed for the registry patchfile library
This commit is contained in:
Matthias Dieter Wallnöfer 2008-09-15 18:59:17 +02:00 committed by Jelmer Vernooij
parent 9b70485207
commit f25f0dd744
1 changed files with 48 additions and 0 deletions
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48
source4/lib/registry/rpc.c
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@ -287,6 +287,53 @@ static WERROR rpc_get_value_by_index(TALLOC_CTX *mem_ctx,
return r.out.result;
}
static WERROR rpc_get_value_by_name(TALLOC_CTX *mem_ctx,
const struct registry_key *parent,
const char *value_name,
uint32_t *type,
DATA_BLOB *data)
{
struct rpc_key *mykeydata = talloc_get_type(parent, struct rpc_key);
struct winreg_QueryValue r;
struct winreg_String name;
uint8_t value;
uint32_t val_size = MAX_VALSIZE;
uint32_t zero = 0;
WERROR error;
NTSTATUS status;
if (mykeydata->num_values == -1) {
error = rpc_query_key(mem_ctx, parent);
if(!W_ERROR_IS_OK(error)) return error;
}
chars_to_winreg_String(mem_ctx, &name, value_name);
ZERO_STRUCT(r);
r.in.handle = &mykeydata->pol;
r.in.value_name = name;
r.in.type = type;
r.in.data = &value;
r.in.size = &val_size;
r.in.length = &zero;
r.out.type = type;
r.out.data = &value;
r.out.size = &val_size;
r.out.length = &zero;
status = dcerpc_winreg_QueryValue(mykeydata->pipe, mem_ctx, &r);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(1, ("QueryValue failed - %s\n", nt_errstr(status)));
return ntstatus_to_werror(status);
}
*type = *(r.out.type);
*data = data_blob_talloc(mem_ctx, r.out.data, *r.out.length);
return r.out.result;
}
static WERROR rpc_get_subkey_by_index(TALLOC_CTX *mem_ctx,
const struct registry_key *parent,
uint32_t n,
@ -471,6 +518,7 @@ static struct registry_operations reg_backend_rpc = {
.get_predefined_key = rpc_get_predefined_key,
.enum_key = rpc_get_subkey_by_index,
.enum_value = rpc_get_value_by_index,
.get_value = rpc_get_value_by_name,
.create_key = rpc_add_key,
.delete_key = rpc_del_key,
.get_key_info = rpc_get_info,