mirror of git://gcc.gnu.org/git/gcc.git
29 lines
821 B
C
29 lines
821 B
C
/* go-string-to-byte-array.c -- convert a string to an array of bytes in Go.
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Copyright 2010 The Go Authors. All rights reserved.
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Use of this source code is governed by a BSD-style
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license that can be found in the LICENSE file. */
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#include "runtime.h"
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#include "array.h"
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#include "arch.h"
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#include "malloc.h"
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struct __go_open_array
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__go_string_to_byte_array (String str)
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{
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uintptr cap;
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unsigned char *data;
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struct __go_open_array ret;
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cap = runtime_roundupsize (str.len);
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data = (unsigned char *) runtime_mallocgc (cap, 0, FlagNoScan | FlagNoZero);
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__builtin_memcpy (data, str.str, str.len);
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if (cap != (uintptr) str.len)
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__builtin_memset (data + str.len, 0, cap - (uintptr) str.len);
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ret.__values = (void *) data;
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ret.__count = str.len;
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ret.__capacity = (intgo) cap;
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return ret;
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}
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