mesh: shell: Add command for printing mesh credentials

For testing purposes.

X-Original-Commit: 77b78775f138c5aaffa9d8c8e0c17fb7e9604820

nimble/host/mesh/src/shell.c

@@ -21,6 +21,7 @@
 #include "mesh/mesh.h"
 #include "mesh/main.h"
 #include "mesh/glue.h"
+#include "mesh/testing.h"
 
 /* Private includes for raw Network & Transport layer access */
 #include "net.h"
@@ -28,6 +29,7 @@
 #include "lpn.h"
 #include "transport.h"
 #include "foundation.h"
+#include "testing.h"
 
 #define CID_NVAL   0xffff
 #define CID_LOCAL  0x0002
@@ -2092,6 +2094,12 @@ struct shell_cmd_help cmd_del_fault_help = {
 	NULL, "[Fault ID]", NULL
 };
 
+static int cmd_print_credentials(int argc, char *argv[])
+{
+	bt_test_print_credentials();
+	return 0;
+}
+
 static const struct shell_cmd mesh_commands[] = {
 	{ "init", cmd_init, NULL },
 	{ "timeout", cmd_timeout, &cmd_timeout_help },
@@ -2127,6 +2135,7 @@ static const struct shell_cmd mesh_commands[] = {
 	{ "lpn-subscribe", cmd_lpn_subscribe, &cmd_lpn_subscribe_help },
 	{ "lpn-unsubscribe", cmd_lpn_unsubscribe, &cmd_lpn_unsubscribe_help },
 #endif
+	{ "print-credentials", cmd_print_credentials, NULL },
 
 	/* Configuration Client Model operations */
 	{ "get-comp", cmd_get_comp, &cmd_get_comp_help },

nimble/host/mesh/src/testing.c

@@ -6,6 +6,7 @@
 
 #include <stddef.h>
 
+#include "console/console.h"
 #include "mesh/testing.h"
 #include "mesh/slist.h"
 #include "mesh/glue.h"
@@ -84,3 +85,70 @@ void bt_test_mesh_trans_incomp_timer_exp(void)
 		}
 	}
 }
+
+void bt_test_print_credentials(void)
+{
+	int i;
+	u8_t nid;
+	const u8_t *enc;
+	const u8_t *priv;
+	struct bt_mesh_subnet *sub;
+	struct bt_mesh_app_key *app_key;
+
+	console_printf("IV Index: %08lx\n", bt_mesh.iv_index);
+	console_printf("Dev key: %s\n", bt_hex(bt_mesh.dev_key, 16));
+
+	for (i = 0; i < MYNEWT_VAL(BLE_MESH_SUBNET_COUNT); ++i)
+	{
+		if (bt_mesh.app_keys[i].net_idx == BT_MESH_KEY_UNUSED) {
+			continue;
+		}
+
+		sub = &bt_mesh.sub[i];
+
+		console_printf("Subnet: %d\n", i);
+		console_printf("\tNetKeyIdx: %04x\n",
+			       sub->net_idx);
+		console_printf("\tNetKey: %s\n",
+			       bt_hex(sub->keys[sub->kr_flag].net, 16));
+	}
+
+	for (i = 0; i < MYNEWT_VAL(BLE_MESH_APP_KEY_COUNT); ++i)
+	{
+		if (bt_mesh.app_keys[i].net_idx == BT_MESH_KEY_UNUSED) {
+			continue;
+		}
+
+		sub = &bt_mesh.sub[i];
+		app_key = &bt_mesh.app_keys[i];
+
+		console_printf("AppKey: %d\n", i);
+		console_printf("\tNetKeyIdx: %04x\n",
+			       app_key->net_idx);
+		console_printf("\tAppKeyIdx: %04x\n",
+			       app_key->app_idx);
+		console_printf("\tAppKey: %s\n",
+			       bt_hex(app_key->keys[sub->kr_flag].val, 16));
+	}
+
+	for (i = 0; i < MYNEWT_VAL(BLE_MESH_SUBNET_COUNT); ++i)
+	{
+		if (bt_mesh.app_keys[i].net_idx == BT_MESH_KEY_UNUSED) {
+			continue;
+		}
+
+		if (friend_cred_get(&bt_mesh.sub[i], BT_MESH_ADDR_UNASSIGNED,
+				&nid, &enc, &priv)) {
+			return;
+		}
+
+		console_printf("Friend cred: %d\n", i);
+		console_printf("\tNetKeyIdx: %04x\n",
+			       bt_mesh.sub[i].net_idx);
+		console_printf("\tNID: %02x\n", nid);
+		console_printf("\tEncKey: %s\n",
+			       bt_hex(enc, 16));
+		console_printf("\tPrivKey: %s\n",
+			       bt_hex(priv, 16));
+	}
+}

nimble/host/mesh/src/testing.h

@@ -20,3 +20,4 @@ void bt_test_mesh_prov_invalid_bearer(u8_t opcode);
 void bt_test_mesh_net_recv(u8_t ttl, u8_t ctl, u16_t src, u16_t dst,
 			   const void *payload, size_t payload_len);
 void bt_test_mesh_trans_incomp_timer_exp(void);
+void bt_test_print_credentials(void);