1 files changed, 134 insertions, 0 deletions

diff --git a/common/VIL/pipeline_master/pipeline_master_be.c b/common/VIL/pipeline_master/pipeline_master_be.c
new file mode 100644
index 00000000..425e2334
--- /dev/null
+++ b/common/VIL/pipeline_master/pipeline_master_be.c
@@ -0,0 +1,134 @@
+/*
+// Copyright (c) 2017 Intel Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+*/
+
+#include <fcntl.h>
+#include <unistd.h>
+
+#include <rte_common.h>
+#include <rte_malloc.h>
+
+#include <cmdline_parse.h>
+#include <cmdline_parse_string.h>
+#include <cmdline_socket.h>
+#include <cmdline.h>
+
+#include "app.h"
+#include "pipeline_master_be.h"
+
+struct pipeline_master {
+	struct app_params *app;
+	struct cmdline *cl;
+	int script_file_done;
+} __rte_cache_aligned;
+
+static void*
+pipeline_init(__rte_unused struct pipeline_params *params, void *arg)
+{
+	struct app_params *app = (struct app_params *) arg;
+	struct pipeline_master *p;
+	uint32_t size;
+
+	/* Check input arguments */
+	if (app == NULL)
+		return NULL;
+
+	/* Memory allocation */
+	size = RTE_CACHE_LINE_ROUNDUP(sizeof(struct pipeline_master));
+	p = rte_zmalloc(NULL, size, RTE_CACHE_LINE_SIZE);
+	if (p == NULL)
+		return NULL;
+
+	/* Initialization */
+	p->app = app;
+
+	p->cl = cmdline_stdin_new(app->cmds, "pipeline> ");
+	if (p->cl == NULL) {
+		rte_free(p);
+		return NULL;
+	}
+
+	p->script_file_done = 0;
+	if (app->script_file == NULL)
+		p->script_file_done = 1;
+
+	return (void *) p;
+}
+
+static int
+pipeline_free(void *pipeline)
+{
+	struct pipeline_master *p = (struct pipeline_master *) pipeline;
+
+	if (p == NULL)
+		return -EINVAL;
+
+	cmdline_stdin_exit(p->cl);
+	rte_free(p);
+
+	return 0;
+}
+
+static int
+pipeline_run(void *pipeline)
+{
+	struct pipeline_master *p = (struct pipeline_master *) pipeline;
+	int status;
+
+	if (p->script_file_done == 0) {
+		struct app_params *app = p->app;
+		int fd = open(app->script_file, O_RDONLY);
+
+		if (fd < 0)
+			printf("Cannot open CLI script file \"%s\"\n",
+				app->script_file);
+		else {
+			struct cmdline *file_cl;
+
+			printf("Running CLI script file \"%s\" ...\n",
+				app->script_file);
+			file_cl = cmdline_new(p->cl->ctx, "", fd, 1);
+			cmdline_interact(file_cl);
+			close(fd);
+		}
+
+		p->script_file_done = 1;
+	}
+
+	status = cmdline_poll(p->cl);
+	if (status < 0)
+		rte_panic("CLI poll error (%" PRId32 ")\n", status);
+	else if (status == RDLINE_EXITED) {
+		cmdline_stdin_exit(p->cl);
+		rte_exit(0, "Bye!\n");
+	}
+
+	return 0;
+}
+
+static int
+pipeline_timer(__rte_unused void *pipeline)
+{
+	rte_timer_manage();
+	return 0;
+}
+
+struct pipeline_be_ops pipeline_master_be_ops = {
+		.f_init = pipeline_init,
+		.f_free = pipeline_free,
+		.f_run = pipeline_run,
+		.f_timer = pipeline_timer,
+		.f_track = NULL,
+};