s3-spoolss: add rpccli_spoolss_enumprinterdrivers convenience wrapper.

Guenther

1 files changed, 54 insertions, 0 deletions

diff --git a/source3/rpc_client/cli_spoolss.c b/source3/rpc_client/cli_spoolss.c
index c8830acdf2..13ba499cdd 100644
--- a/source3/rpc_client/cli_spoolss.c
+++ b/source3/rpc_client/cli_spoolss.c
@@ -597,6 +597,60 @@ WERROR rpccli_spoolss_enumjobs(struct rpc_pipe_client *cli,
 	return werror;
 }
 
+/**********************************************************************
+ convencience wrapper around rpccli_spoolss_EnumPrinterDrivers
+**********************************************************************/
+
+WERROR rpccli_spoolss_enumprinterdrivers(struct rpc_pipe_client *cli,
+					 TALLOC_CTX *mem_ctx,
+					 const char *server,
+					 const char *environment,
+					 uint32_t level,
+					 uint32_t offered,
+					 uint32_t *count,
+					 union spoolss_DriverInfo **info)
+{
+	NTSTATUS status;
+	WERROR werror;
+	uint32_t needed;
+	DATA_BLOB buffer;
+
+	if (offered > 0) {
+		buffer = data_blob_talloc_zero(mem_ctx, offered);
+		W_ERROR_HAVE_NO_MEMORY(buffer.data);
+	}
+
+	status = rpccli_spoolss_EnumPrinterDrivers(cli, mem_ctx,
+						   server,
+						   environment,
+						   level,
+						   (offered > 0) ? &buffer : NULL,
+						   offered,
+						   count,
+						   info,
+						   &needed,
+						   &werror);
+
+	if (W_ERROR_EQUAL(werror, WERR_INSUFFICIENT_BUFFER)) {
+		offered = needed;
+		buffer = data_blob_talloc_zero(mem_ctx, needed);
+		W_ERROR_HAVE_NO_MEMORY(buffer.data);
+
+		status = rpccli_spoolss_EnumPrinterDrivers(cli, mem_ctx,
+						   server,
+						   environment,
+						   level,
+						   (offered > 0) ? &buffer : NULL,
+						   offered,
+						   count,
+						   info,
+						   &needed,
+						   &werror);
+	}
+
+	return werror;
+}
+
 
 /*********************************************************************
  Decode various spoolss rpc's and info levels