[OpenWrt-Devel] [PATCH] ubus: lua binding does not allow a reply with 64 bit numbers

[Alin Nastac]

Numbers originated from lua bindings get explicitly truncated to 32 bit.

Signed-off-by: Alin Nastac <alin.nastac at gmail.com>
---
 lua/ubus.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lua/ubus.c b/lua/ubus.c
index 86dcc50..aa01ac9 100644
--- a/lua/ubus.c
+++ b/lua/ubus.c
@@ -196,7 +196,11 @@ ubus_lua_format_blob(lua_State *L, struct blob_buf *b, bool table)
 	case LUA_TINT:
 #endif
 	case LUA_TNUMBER:
-		blobmsg_add_u32(b, key, (uint32_t)lua_tointeger(L, -1));
+		if((uint64_t)lua_tonumber(L, -1) > INT_MAX) {
+			blobmsg_add_u64(b, key, (uint64_t)lua_tonumber(L, -1));
+		} else {
+			blobmsg_add_u32(b, key, (uint32_t)lua_tointeger(L, -1));
+		}
 		break;
 
 	case LUA_TSTRING:
-- 
2.7.4


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