Imported Upstream version 16.04

[deb_dpdk.git] / examples / ip_pipeline / pipeline / pipeline_master_be.c

diff --git a/examples/ip_pipeline/pipeline/pipeline_master_be.c b/examples/ip_pipeline/pipeline/pipeline_master_be.c
new file mode 100644 (file)
index 0000000..ac0cbbc
--- /dev/null
+++ b/examples/ip_pipeline/pipeline/pipeline_master_be.c
@@ -0,0 +1,150 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#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)
+{
+       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,
+};