| /* go-send-big.c -- send something bigger than uint64_t on a channel. |
| |
| Copyright 2009 The Go Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style |
| license that can be found in the LICENSE file. */ |
| |
| #include <stdint.h> |
| |
| #include "go-panic.h" |
| #include "channel.h" |
| |
| void |
| __go_send_big (struct __go_channel* channel, const void *val, _Bool for_select) |
| { |
| size_t alloc_size; |
| size_t offset; |
| |
| if (channel == NULL) |
| __go_panic_msg ("send to nil channel"); |
| |
| alloc_size = ((channel->element_size + sizeof (uint64_t) - 1) |
| / sizeof (uint64_t)); |
| |
| if (!__go_send_acquire (channel, for_select)) |
| return; |
| |
| offset = channel->next_store * alloc_size; |
| __builtin_memcpy (&channel->data[offset], val, channel->element_size); |
| |
| __go_send_release (channel); |
| } |