1 files changed, 28 insertions, 0 deletions
diff --git a/source/luametatex/source/luacore/luasocket/src/io.c b/source/luametatex/source/luacore/luasocket/src/io.c
new file mode 100644
index 000000000..5ad4b3afc
--- /dev/null
+++ b/source/luametatex/source/luacore/luasocket/src/io.c
@@ -0,0 +1,28 @@
+/*=========================================================================*\
+* Input/Output abstraction
+* LuaSocket toolkit
+\*=========================================================================*/
+#include "luasocket.h"
+#include "io.h"
+
+/*-------------------------------------------------------------------------*\
+* Initializes C structure
+\*-------------------------------------------------------------------------*/
+void io_init(p_io io, p_send send, p_recv recv, p_error error, void *ctx) {
+    io->send = send;
+    io->recv = recv;
+    io->error = error;
+    io->ctx = ctx;
+}
+
+/*-------------------------------------------------------------------------*\
+* I/O error strings
+\*-------------------------------------------------------------------------*/
+const char *io_strerror(int err) {
+    switch (err) {
+        case IO_DONE: return NULL;
+        case IO_CLOSED: return "closed";
+        case IO_TIMEOUT: return "timeout";
+        default: return "unknown error";
+    }
+}