blob: a4edb50da5f72b8324684600927c14e0665b1ce8 [file] [log] [blame]
/* go-string-to-byte-array.c -- convert a string to an array of bytes in Go.
Copyright 2010 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 "runtime.h"
#include "array.h"
#include "arch.h"
#include "malloc.h"
struct __go_open_array
__go_string_to_byte_array (String str)
uintptr cap;
unsigned char *data;
struct __go_open_array ret;
cap = runtime_roundupsize (str.len);
data = (unsigned char *) runtime_mallocgc (cap, 0, FlagNoScan | FlagNoZero);
__builtin_memcpy (data, str.str, str.len);
if (cap != (uintptr) str.len)
__builtin_memset (data + str.len, 0, cap - (uintptr) str.len);
ret.__values = (void *) data;
ret.__count = str.len;
ret.__capacity = (intgo) cap;
return ret;