Merge in all scanner tree + virtual buckets.

[awesomized/libmemcached] / libmemcached / io.h

diff --git a/libmemcached/io.h b/libmemcached/io.h
index df7708c846c20461ceef81519f16a3e59b0d7df6..85d56b16d70539e93fede37a7cabcc230488566a 100644 (file)
--- a/libmemcached/io.h
+++ b/libmemcached/io.h
@@ -1,20 +1,43 @@
-/* LibMemcached
- * Copyright (C) 2006-2009 Brian Aker
- * All rights reserved.
+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ * 
+ *  LibMemcached
  *
- * Use and distribution licensed under the BSD license.  See
- * the COPYING file in the parent directory for full text.
+ *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ *  Copyright (C) 2006-2009 Brian Aker
+ *  All rights reserved.
  *
- * Summary: Server IO, Not public!
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
 
-#ifndef LIBMEMCACHED_MEMCACHED_IO_H
-#define LIBMEMCACHED_MEMCACHED_IO_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
+#ifndef __LIBMEMCACHED_IO_H__
+#define __LIBMEMCACHED_IO_H__
 
 #if defined(BUILDING_LIBMEMCACHED)
 
@@ -40,43 +63,61 @@ struct udp_datagram_header_st
   uint16_t reserved;
 };
 
+struct libmemcached_io_vector_st
+{
+  size_t length;
+  const void *buffer;
+};
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 LIBMEMCACHED_LOCAL
-ssize_t memcached_io_write(memcached_server_instance_st *ptr,
-                           const void *buffer, size_t length, char with_flush);
+memcached_return_t memcached_io_wait_for_write(memcached_server_write_instance_st ptr);
 
 LIBMEMCACHED_LOCAL
-void memcached_io_reset(memcached_server_instance_st *ptr);
+ssize_t memcached_io_writev(memcached_server_write_instance_st ptr,
+                            const struct libmemcached_io_vector_st *vector,
+                            size_t number_of, bool with_flush);
 
 LIBMEMCACHED_LOCAL
-memcached_return_t memcached_io_read(memcached_server_instance_st *ptr,
+ssize_t memcached_io_write(memcached_server_write_instance_st ptr,
+                           const void *buffer, size_t length, bool with_flush);
+
+LIBMEMCACHED_LOCAL
+void memcached_io_reset(memcached_server_write_instance_st ptr);
+
+LIBMEMCACHED_LOCAL
+memcached_return_t memcached_io_read(memcached_server_write_instance_st ptr,
                                      void *buffer, size_t length, ssize_t *nread);
 
 /* Read a line (terminated by '\n') into the buffer */
 LIBMEMCACHED_LOCAL
-memcached_return_t memcached_io_readline(memcached_server_instance_st *ptr,
+memcached_return_t memcached_io_readline(memcached_server_write_instance_st ptr,
                                          char *buffer_ptr,
                                          size_t size);
 
 LIBMEMCACHED_LOCAL
-memcached_return_t memcached_io_close(memcached_server_instance_st *ptr);
+memcached_return_t memcached_io_close(memcached_server_write_instance_st ptr);
 
 /* Read n bytes of data from the server and store them in dta */
 LIBMEMCACHED_LOCAL
-memcached_return_t memcached_safe_read(memcached_server_instance_st *ptr,
+memcached_return_t memcached_safe_read(memcached_server_write_instance_st ptr,
                                        void *dta,
                                        size_t size);
 
 LIBMEMCACHED_LOCAL
-memcached_return_t memcached_io_init_udp_header(memcached_server_instance_st *ptr,
+memcached_return_t memcached_io_init_udp_header(memcached_server_write_instance_st ptr,
                                                 uint16_t thread_id);
 
 LIBMEMCACHED_LOCAL
-memcached_server_instance_st *memcached_io_get_readable_server(memcached_st *memc);
-
-#endif /* BUILDING_LIBMEMCACHED */
+memcached_server_write_instance_st memcached_io_get_readable_server(memcached_st *memc);
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif /* LIBMEMCACHED_MEMCACHED_IO_H */
+#endif /* BUILDING_LIBMEMCACHED */
+
+#endif /* __LIBMEMCACHED_IO_H__ */