From 1f00be95e861f87b625ed7fe39823dde3230ca98 Mon Sep 17 00:00:00 2001
From: Paul Selkirk <paul@psgd.org>
Date: Tue, 23 Aug 2016 11:29:26 -0400
Subject: Show running threads.

---
 projects/hsm/mgmt-thread.c | 97 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 projects/hsm/mgmt-thread.c

(limited to 'projects/hsm/mgmt-thread.c')

diff --git a/projects/hsm/mgmt-thread.c b/projects/hsm/mgmt-thread.c
new file mode 100644
index 0000000..82b8e72
--- /dev/null
+++ b/projects/hsm/mgmt-thread.c
@@ -0,0 +1,97 @@
+/*
+ * mgmt-thread.c
+ * -----------
+ * CLI 'thread' functions.
+ *
+ * Copyright (c) 2016, NORDUnet A/S 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 the NORDUnet 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
+ * HOLDER 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.
+ */
+
+/*
+ * Show the active threads. This is mostly for debugging, and looks deeply
+ * into OS-level structures, but sometimes you just need to know...
+ */
+
+#include "mgmt-cli.h"
+#include "mgmt-thread.h"
+
+/* rt_TypeDef.h redefines NULL (previously defined in stddef.h, via libcli.h) */
+#undef NULL
+
+#include "rt_TypeDef.h"
+#include "RTX_Conf.h"
+
+static char *task_state[] = {
+    "INACTIVE",
+    "READY",
+    "RUNNING",
+    "WAIT_DLY",
+    "WAIT_ITV",
+    "WAIT_OR",
+    "WAIT_AND",
+    "WAIT_SEM",
+    "WAIT_MBX",
+    "WAIT_MUT",
+};
+
+static int cmd_thread_show(struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+    OS_TID task_id;
+    P_TCB task;
+    char *name;
+    extern void main(void);
+    extern void dispatch_thread(void);
+    extern void osTimerThread(void);
+
+    for (task_id = 1; task_id <= os_maxtaskrun; ++ task_id) {
+        if ((task = os_active_TCB[task_id-1]) != NULL) {
+            if (task->ptask == main)
+                name = "main";
+            else if (task->ptask == dispatch_thread)
+                name = "dispatch_thread";
+            else if (task->ptask == osTimerThread)
+                name = "osTimerThread";
+            else
+                name = "unknown";
+            
+            cli_print(cli, "%d:\tptask\t%p\t%s", task_id, task->ptask, name);
+            cli_print(cli, "\tstate\t%d\t\t%s", (int)task->state, task_state[task->state]);
+            cli_print(cli, "\tprio\t%d", (int)task->prio);
+            cli_print(cli, "\tstack\t%p", task->stack);
+        }
+    }
+    return CLI_OK;
+}
+
+void configure_cli_thread(struct cli_def *cli)
+{
+    struct cli_command *c = cli_register_command(cli, NULL, "thread", NULL, 0, 0, NULL);
+
+    /* thread show */
+    cli_register_command(cli, c, "show", cmd_thread_show, 0, 0, "Show the active threads");
+}
-- 
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