From d7b6a62bcc8e3ffd680a3d2ec51daa2b2ed3ccb2 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Sat, 30 Apr 2022 15:26:58 +0800
Subject: check known hosts

---
 core/src/xmake/engine.c             |  2 ++
 core/src/xmake/io/socket_peeraddr.c | 67 +++++++++++++++++++++++++++++++++++++
 core/src/xmake/makefile             |  1 +
 3 files changed, 70 insertions(+)
 create mode 100644 core/src/xmake/io/socket_peeraddr.c

(limited to 'core/src')

diff --git a/core/src/xmake/engine.c b/core/src/xmake/engine.c
index 78a2f44fa..1a74387d2 100644
--- a/core/src/xmake/engine.c
+++ b/core/src/xmake/engine.c
@@ -142,6 +142,7 @@ tb_int_t xm_io_filelock_close(lua_State* lua);
 // the io/socket functions
 tb_int_t xm_io_socket_open(lua_State* lua);
 tb_int_t xm_io_socket_rawfd(lua_State* lua);
+tb_int_t xm_io_socket_peeraddr(lua_State* lua);
 tb_int_t xm_io_socket_wait(lua_State* lua);
 tb_int_t xm_io_socket_bind(lua_State* lua);
 tb_int_t xm_io_socket_ctrl(lua_State* lua);
@@ -345,6 +346,7 @@ static luaL_Reg const g_io_functions[] =
 ,   { "filelock_close",     xm_io_filelock_close   }
 ,   { "socket_open",        xm_io_socket_open      }
 ,   { "socket_rawfd",       xm_io_socket_rawfd     }
+,   { "socket_peeraddr",    xm_io_socket_peeraddr  }
 ,   { "socket_wait",        xm_io_socket_wait      }
 ,   { "socket_bind",        xm_io_socket_bind      }
 ,   { "socket_ctrl",        xm_io_socket_ctrl      }
diff --git a/core/src/xmake/io/socket_peeraddr.c b/core/src/xmake/io/socket_peeraddr.c
new file mode 100644
index 000000000..bafeb0a7c
--- /dev/null
+++ b/core/src/xmake/io/socket_peeraddr.c
@@ -0,0 +1,67 @@
+/*!A cross-platform build utility based on Lua
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this sock except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright (C) 2015-present, TBOOX Open Source Group.
+ *
+ * @author      ruki
+ * @sock        socket_peeraddr.c
+ *
+ */
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * trace
+ */
+#define TB_TRACE_MODULE_NAME    "socket_peeraddr"
+#define TB_TRACE_MODULE_DEBUG   (0)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * includes
+ */
+#include "prefix.h"
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * macros
+ */
+
+// socket to fd
+#define xm_io_sock2fd(sock)            (lua_Number)tb_sock2fd(sock)
+
+/* //////////////////////////////////////////////////////////////////////////////////////
+ * implementation
+ */
+
+/* io.socket_peeraddr(sock)
+ */
+tb_int_t xm_io_socket_peeraddr(lua_State* lua)
+{
+    // check
+    tb_assert_and_check_return_val(lua, 0);
+
+    // is pointer?
+    if (!xm_lua_ispointer(lua, 1))
+        xm_io_return_error(lua, "get peer address for invalid sock!");
+
+    // get socket
+    tb_socket_ref_t sock = (tb_socket_ref_t)xm_lua_topointer(lua, 1);
+    tb_check_return_val(sock, 0);
+
+    // get peer address
+    tb_ipaddr_t addr;
+    tb_char_t data[256];
+    tb_char_t const* cstr = tb_null;
+    if (tb_socket_peer(sock, &addr) && (cstr = tb_ipaddr_cstr(&addr, data, sizeof(data))))
+        lua_pushstring(lua, cstr);
+    else lua_pushnil(lua);
+    return 1;
+}
diff --git a/core/src/xmake/makefile b/core/src/xmake/makefile
index 34f272fce..d9e8025fb 100644
--- a/core/src/xmake/makefile
+++ b/core/src/xmake/makefile
@@ -85,6 +85,7 @@ xmake_C_FILES 			+= \
 						io/socket_recv \
 						io/socket_recvfrom \
 						io/socket_close \
+						io/socket_peeraddr \
 						io/pipe_open \
 						io/pipe_openpair \
 						io/pipe_close \
-- 
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