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s3:registry: implement regdb_set_secdesc() with regdb_trans_do()

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Autobuild-User: Michael Adam <obnox@samba.org>
Autobuild-Date: Fri Sep  2 00:51:40 CEST 2011 on sn-devel-104
This commit is contained in:
Michael Adam
2011-08-30 16:30:01 +02:00
parent 861f04bec0
commit e579c84b4f
1 changed files with 51 additions and 30 deletions
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81
source3/registry/reg_backend_db.c
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@ -1892,47 +1892,68 @@ done:
return err;
}
struct regdb_set_secdesc_ctx {
const char *key;
struct security_descriptor *secdesc;
};
static NTSTATUS regdb_set_secdesc_action(struct db_context *db,
void *private_data)
{
char *tdbkey;
NTSTATUS status;
TDB_DATA tdbdata;
struct regdb_set_secdesc_ctx *ctx =
(struct regdb_set_secdesc_ctx *)private_data;
TALLOC_CTX *frame = talloc_stackframe();
tdbkey = talloc_asprintf(frame, "%s\\%s", REG_SECDESC_PREFIX, ctx->key);
if (tdbkey == NULL) {
goto done;
}
tdbkey = normalize_reg_path(frame, tdbkey);
if (tdbkey == NULL) {
status = NT_STATUS_NO_MEMORY;
goto done;
}
if (ctx->secdesc == NULL) {
/* assuming a delete */
status = dbwrap_delete_bystring(db, tdbkey);
goto done;
}
status = marshall_sec_desc(frame, ctx->secdesc, &tdbdata.dptr,
&tdbdata.dsize);
if (!NT_STATUS_IS_OK(status)) {
goto done;
}
status = dbwrap_store_bystring(db, tdbkey, tdbdata, 0);
done:
TALLOC_FREE(frame);
return status;
}
static WERROR regdb_set_secdesc(const char *key,
struct security_descriptor *secdesc)
{
TALLOC_CTX *mem_ctx = talloc_stackframe();
char *tdbkey;
WERROR err = WERR_NOMEM;
TDB_DATA tdbdata;
WERROR err;
struct regdb_set_secdesc_ctx ctx;
if (!regdb_key_exists(regdb, key)) {
err = WERR_BADFILE;
goto done;
}
tdbkey = talloc_asprintf(mem_ctx, "%s\\%s", REG_SECDESC_PREFIX, key);
if (tdbkey == NULL) {
goto done;
}
ctx.key = key;
ctx.secdesc = secdesc;
tdbkey = normalize_reg_path(mem_ctx, tdbkey);
if (tdbkey == NULL) {
err = WERR_NOMEM;
goto done;
}
err = regdb_trans_do(regdb, regdb_set_secdesc_action, &ctx);
if (secdesc == NULL) {
/* assuming a delete */
err = ntstatus_to_werror(dbwrap_trans_delete_bystring(regdb,
tdbkey));
goto done;
}
err = ntstatus_to_werror(marshall_sec_desc(mem_ctx, secdesc,
&tdbdata.dptr,
&tdbdata.dsize));
W_ERROR_NOT_OK_GOTO_DONE(err);
err = ntstatus_to_werror(dbwrap_trans_store_bystring(regdb, tdbkey,
tdbdata, 0));
done:
TALLOC_FREE(mem_ctx);
done:
return err;
}