mesh: Add Remote Provisioning

Add Remote Provisioning Server
Add Remote Provisioning Client
Remove local scanning/provisioning
Add delete-all dev key function
Add NPPI procedures

1 files changed, 22 insertions, 5 deletions

diff --git a/mesh/model.c b/mesh/model.c
index d48e6ef12..e2babea10 100644
--- a/mesh/model.c
+++ b/mesh/model.c
@@ -24,6 +24,8 @@
 #include "mesh/net.h"
 #include "mesh/appkey.h"
 #include "mesh/cfgmod.h"
+#include "mesh/prov.h"
+#include "mesh/remprv.h"
 #include "mesh/error.h"
 #include "mesh/dbus.h"
 #include "mesh/util.h"
@@ -76,6 +78,9 @@ static bool is_internal(uint32_t id)
 	if (id == CONFIG_SRV_MODEL || id == CONFIG_CLI_MODEL)
 		return true;
 
+	if (id == REM_PROV_SRV_MODEL || id == REM_PROV_CLI_MODEL)
+		return true;
+
 	return false;
 }
 
@@ -457,13 +462,25 @@ static int dev_packet_decrypt(struct mesh_node *node, const uint8_t *data,
 					dst, key_aid, seq, iv_idx, out, key))
 		return APP_IDX_DEV_LOCAL;
 
-	if (!keyring_get_remote_dev_key(node, src, dev_key))
+	key = dev_key;
+
+	if (keyring_get_remote_dev_key(node, src, dev_key)) {
+		if (mesh_crypto_payload_decrypt(NULL, 0, data, size, szmict,
+				src, dst, key_aid, seq, iv_idx, out, key))
+			return APP_IDX_DEV_REMOTE;
+	}
+
+	/* See if there is a local Device Key Candidate as last resort */
+	if (!node_get_device_key_candidate(node, dev_key))
 		return -1;
 
-	key = dev_key;
-	if (mesh_crypto_payload_decrypt(NULL, 0, data, size, szmict, src,
-					dst, key_aid, seq, iv_idx, out, key))
-		return APP_IDX_DEV_REMOTE;
+	if (mesh_crypto_payload_decrypt(NULL, 0, data, size, szmict,
+				src, dst, key_aid, seq, iv_idx, out, key)) {
+
+		/* If candidate dev_key worked, it is considered finalized */
+		node_finalize_candidate(node);
+		return APP_IDX_DEV_LOCAL;
+	}
 
 	return -1;
 }