host/mesh: Move proxy message size to kconfig

Add `BT_MESH_PROXY_MSG_LEN` to config proxy message length

This is port of 5ddbdcedd0046d4f3d541667579c029afd8d01a9

nimble/host/mesh/include/mesh/glue.h

@@ -547,6 +547,7 @@ static inline unsigned int find_msb_set(uint32_t op)
 #define CONFIG_BT_MESH_RELAY                     MYNEWT_VAL(BLE_MESH_RELAY)
 #define CONFIG_BT_MESH_RELAY_RETRANSMIT_COUNT    MYNEWT_VAL(BLE_MESH_RELAY_RETRANSMIT_COUNT)
 #define CONFIG_BT_MESH_GATT_PROXY_ENABLED        MYNEWT_VAL(BLE_MESH_GATT_PROXY_ENABLED)
+#define CONFIG_BT_MESH_PROXY_MSG_LEN             MYNEWT_VAL(BLE_MESH_PROXY_MSG_LEN)
 
 #define printk console_printf
 

nimble/host/mesh/src/cfg.c

@@ -15,8 +15,7 @@
 #include "cfg.h"
 #include "mesh/glue.h"
 
-#define BT_DBG_ENABLED IS_ENABLED(CONFIG_BT_MESH_DEBUG_CFG)
-#define LOG_MODULE_NAME bt_mesh_cfg
+#define MESH_LOG_MODULE BLE_MESH_LOG
 #include "log/log.h"
 
 /* Miscellaneous configuration server model states */

nimble/host/mesh/src/proxy_msg.c

@@ -46,17 +46,7 @@
 
 #define PDU_HDR(sar, type) (sar << 6 | (type & BIT_MASK(6)))
 
-#define PB_GATT_BUF_LEN_MAX	66
-#define PROXY_BUF_LEN_MAX	30
-
-#if defined(CONFIG_BT_MESH_PB_GATT)
-#define PROXY_MSG_BUF_LEN PB_GATT_BUF_LEN_MAX
-#else
-#define PROXY_MSG_BUF_LEN PROXY_BUF_LEN_MAX
-#endif
-
-static uint8_t bufs[CONFIG_BT_MAX_CONN +
-		    ((CONFIG_BT_MAX_CONN - 1) * PROXY_BUF_LEN_MAX)];
+static uint8_t bufs[CONFIG_BT_MAX_CONN * CONFIG_BT_MESH_PROXY_MSG_LEN];
 
 static struct bt_mesh_proxy_role roles[CONFIG_BT_MAX_CONN];
 
@@ -186,8 +176,9 @@ static void proxy_msg_init(struct bt_mesh_proxy_role *role)
 	}
 
 	net_buf_simple_init_with_data(role->buf,
-				      &bufs[role->conn_handle * PROXY_MSG_BUF_LEN],
-				      PROXY_MSG_BUF_LEN);
+				      &bufs[role->conn_handle *
+				      CONFIG_BT_MESH_PROXY_MSG_LEN],
+				      CONFIG_BT_MESH_PROXY_MSG_LEN);
 
 	net_buf_simple_reset(role->buf);
 }

nimble/host/mesh/syscfg.yml

@@ -103,6 +103,12 @@ syscfg.defs:
     BLE_MESH_GATT:
         value: 1
 
+    BLE_MESH_PROXY_MSG_LEN:
+        description: >
+            Integer value
+        value:
+        restrictions: BLE_MESH_GATT
+
     BLE_MESH_GATT_SERVER:
         value: 1
         restrictions: BLE_MESH_GATT
@@ -970,3 +976,8 @@ syscfg.vals.BLE_MESH_PB_GATT:
 
 syscfg.vals.BLE_MESH_PB_ADV:
     BLE_MESH_PROV: 1
+
+syscfg.vals.'BLE_MESH_PB_GATT':
+    BLE_MESH_PROXY_MSG_LEN: 66
+syscfg.vals.'BLE_MESH_GATT_PROXY':
+    BLE_MESH_PROXY_MSG_LEN: 33