HTTP API: Allow binary downloads and headers (#8573)

Add minetest.features.httpfetch_binary_data

3 files changed, 6 insertions, 5 deletions

diff --git a/src/script/common/c_converter.cpp b/src/script/common/c_converter.cpp
index dfd3f5cea..b9d6f0494 100644
--- a/src/script/common/c_converter.cpp
+++ b/src/script/common/c_converter.cpp
@@ -540,9 +540,9 @@ v3s16 getv3s16field_default(lua_State *L, int table,
 }
 
 void setstringfield(lua_State *L, int table,
-		const char *fieldname, const char *value)
+		const char *fieldname, const std::string &value)
 {
-	lua_pushstring(L, value);
+	lua_pushlstring(L, value.c_str(), value.length());
 	if(table < 0)
 		table -= 1;
 	lua_setfield(L, table, fieldname);
diff --git a/src/script/common/c_converter.h b/src/script/common/c_converter.h
index 87bc35ac6..f84494c8d 100644
--- a/src/script/common/c_converter.h
+++ b/src/script/common/c_converter.h
@@ -91,7 +91,7 @@ std::string        checkstringfield(lua_State *L, int table,
                              const char *fieldname);
 
 void               setstringfield(lua_State *L, int table,
-                             const char *fieldname, const char *value);
+                             const char *fieldname, const std::string &value);
 void               setintfield(lua_State *L, int table,
                              const char *fieldname, int value);
 void               setfloatfield(lua_State *L, int table,
diff --git a/src/script/common/helper.cpp b/src/script/common/helper.cpp
index 59bde57ab..f53a2b7e8 100644
--- a/src/script/common/helper.cpp
+++ b/src/script/common/helper.cpp
@@ -107,9 +107,10 @@ template <> v2f LuaHelper::readParam(lua_State *L, int index)
 
 template <> std::string LuaHelper::readParam(lua_State *L, int index)
 {
+	size_t length;
 	std::string result;
-	const char *str = luaL_checkstring(L, index);
-	result.append(str);
+	const char *str = luaL_checklstring(L, index, &length);
+	result.assign(str, length);
 	return result;
 }