Add IoMuxer to toolbox

1 files changed, 49 insertions, 0 deletions

diff --git a/io_muxer.h b/io_muxer.h
new file mode 100644
index 0000000..75fa832
--- /dev/null
+++ b/io_muxer.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2022 Mikhail Burakov. This file is part of toolbox.
+ *
+ * toolbox is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * toolbox is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with toolbox.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef IO_MUXER_H_
+#define IO_MUXER_H_
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif  // __cplusplus
+
+struct pollfd;
+struct IoMuxer_Closure;
+
+struct IoMuxer {
+  struct pollfd* pfds;
+  struct IoMuxer_Closure* closures;
+  size_t alloc;
+  size_t size;
+};
+
+void IoMuxer_Create(struct IoMuxer* io_muxer);
+int IoMuxer_OnRead(struct IoMuxer* io_muxer, int fd,
+                   void (*read_callback)(void*), void* user);
+int IoMuxer_OnWrite(struct IoMuxer* io_muxer, int fd,
+                    void (*write_callback)(void*), void* user);
+int IoMuxer_Iterate(struct IoMuxer* io_muxer);
+void IoMuxer_Destroy(struct IoMuxer* io_muxer);
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif  // __cplusplus
+
+#endif  // IO_MUXER_H_