| 1 | /* $Id: string.cpp 8245 2008-04-21 17:24:28Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - String Manipulation.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | *
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| 26 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 27 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 28 | * additional information or have any questions.
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| 29 | */
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| 30 |
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| 31 |
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| 32 | /*******************************************************************************
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| 33 | * Header Files *
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| 34 | *******************************************************************************/
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| 35 | #include <iprt/string.h>
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| 36 | #include <iprt/alloc.h>
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| 37 | #include <iprt/assert.h>
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| 38 | #include <iprt/err.h>
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| 39 | #include "internal/string.h"
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| 40 |
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| 41 | #include <locale.h>
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| 42 |
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| 43 |
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| 44 | /**
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| 45 | * Init C runtime locale
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| 46 | * note: actually where is no need in this global var, use it only for
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| 47 | * auto run of setlocale() func.
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| 48 | */
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| 49 | /** @todo rewrite this to do setlocale() from some proper init function. */
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| 50 | static int g_RTLocaleInited = (setlocale(LC_CTYPE, "") != NULL);
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| 51 |
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| 52 |
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| 53 | /**
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| 54 | * Free string allocated by any of the non-UCS-2 string functions.
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| 55 | *
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| 56 | * @returns iprt status code.
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| 57 | * @param pszString Pointer to buffer with string to free.
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| 58 | * NULL is accepted.
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| 59 | */
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| 60 | RTR3DECL(void) RTStrFree(char *pszString)
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| 61 | {
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| 62 | if (pszString)
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| 63 | RTMemTmpFree(pszString);
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| 64 | }
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| 65 |
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| 66 |
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| 67 | /**
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| 68 | * Allocates a new copy of the given UTF-8 string.
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| 69 | *
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| 70 | * @returns Pointer to the allocated UTF-8 string.
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| 71 | * @param pszString UTF-8 string to duplicate.
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| 72 | */
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| 73 | RTR3DECL(char *) RTStrDup(const char *pszString)
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| 74 | {
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| 75 | Assert(VALID_PTR(pszString));
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| 76 | size_t cch = strlen(pszString) + 1;
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| 77 | char *psz = (char *)RTMemAlloc(cch);
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| 78 | if (psz)
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| 79 | memcpy(psz, pszString, cch);
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| 80 | return psz;
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| 81 | }
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| 82 |
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| 83 |
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| 84 | /**
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| 85 | * Allocates a new copy of the given UTF-8 string.
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| 86 | *
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| 87 | * @returns iprt status code.
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| 88 | * @param ppszString Receives pointer of the allocated UTF-8 string.
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| 89 | * The returned pointer must be freed using RTStrFree().
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| 90 | * @param pszString UTF-8 string to duplicate.
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| 91 | */
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| 92 | RTR3DECL(int) RTStrDupEx(char **ppszString, const char *pszString)
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| 93 | {
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| 94 | Assert(VALID_PTR(ppszString));
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| 95 | Assert(VALID_PTR(pszString));
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| 96 |
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| 97 | size_t cch = strlen(pszString) + 1;
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| 98 | char *psz = (char *)RTMemAlloc(cch);
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| 99 | if (psz)
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| 100 | {
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| 101 | memcpy(psz, pszString, cch);
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| 102 | *ppszString = psz;
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| 103 | return VINF_SUCCESS;
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| 104 | }
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| 105 | return VERR_NO_MEMORY;
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| 106 | }
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| 107 |
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