| 1 | /* $Id: errinfo.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Error Info, Setters.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2010-2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * The contents of this file may alternatively be used under the terms
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| 26 | * of the Common Development and Distribution License Version 1.0
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| 27 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 28 | * in the VirtualBox distribution, in which case the provisions of the
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| 29 | * CDDL are applicable instead of those of the GPL.
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| 30 | *
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| 31 | * You may elect to license modified versions of this file under the
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| 32 | * terms and conditions of either the GPL or the CDDL or both.
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| 33 | *
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| 34 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 35 | */
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| 36 |
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| 37 |
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| 38 | /*********************************************************************************************************************************
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| 39 | * Header Files *
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| 40 | *********************************************************************************************************************************/
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| 41 | #include "internal/iprt.h"
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| 42 | #include <iprt/errcore.h>
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| 43 |
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| 44 | #include <iprt/assert.h>
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| 45 | #include <iprt/string.h>
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| 46 |
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| 47 |
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| 48 | RTDECL(int) RTErrInfoSet(PRTERRINFO pErrInfo, int rc, const char *pszMsg)
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| 49 | {
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| 50 | if (pErrInfo)
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| 51 | {
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| 52 | AssertPtr(pErrInfo);
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| 53 | Assert((pErrInfo->fFlags & RTERRINFO_FLAGS_MAGIC_MASK) == RTERRINFO_FLAGS_MAGIC);
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| 54 |
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| 55 | RTStrCopy(pErrInfo->pszMsg, pErrInfo->cbMsg, pszMsg);
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| 56 | pErrInfo->rc = rc;
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| 57 | pErrInfo->fFlags |= RTERRINFO_FLAGS_SET;
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| 58 | }
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| 59 | return rc;
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| 60 | }
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| 61 |
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| 62 |
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| 63 | RTDECL(int) RTErrInfoSetF(PRTERRINFO pErrInfo, int rc, const char *pszFormat, ...)
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| 64 | {
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| 65 | va_list va;
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| 66 | va_start(va, pszFormat);
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| 67 | RTErrInfoSetV(pErrInfo, rc, pszFormat, va);
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| 68 | va_end(va);
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| 69 | return rc;
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| 70 | }
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| 71 |
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| 72 |
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| 73 | RTDECL(int) RTErrInfoSetV(PRTERRINFO pErrInfo, int rc, const char *pszFormat, va_list va)
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| 74 | {
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| 75 | if (pErrInfo)
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| 76 | {
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| 77 | AssertPtr(pErrInfo);
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| 78 | Assert((pErrInfo->fFlags & RTERRINFO_FLAGS_MAGIC_MASK) == RTERRINFO_FLAGS_MAGIC);
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| 79 |
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| 80 | RTStrPrintfV(pErrInfo->pszMsg, pErrInfo->cbMsg, pszFormat, va);
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| 81 | pErrInfo->rc = rc;
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| 82 | pErrInfo->fFlags |= RTERRINFO_FLAGS_SET;
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| 83 | }
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| 84 | return rc;
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| 85 | }
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| 86 |
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| 87 |
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| 88 | RTDECL(int) RTErrInfoAdd(PRTERRINFO pErrInfo, int rc, const char *pszMsg)
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| 89 | {
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| 90 | if (pErrInfo)
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| 91 | {
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| 92 | AssertPtr(pErrInfo);
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| 93 | if (pErrInfo->fFlags & RTERRINFO_FLAGS_SET)
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| 94 | RTStrCat(pErrInfo->pszMsg, pErrInfo->cbMsg, pszMsg);
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| 95 | else
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| 96 | {
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| 97 | while (*pszMsg == ' ')
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| 98 | pszMsg++;
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| 99 | return RTErrInfoSet(pErrInfo, rc, pszMsg);
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| 100 | }
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| 101 | }
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| 102 | return rc;
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| 103 | }
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| 104 |
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| 105 |
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| 106 | RTDECL(int) RTErrInfoAddF(PRTERRINFO pErrInfo, int rc, const char *pszFormat, ...)
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| 107 | {
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| 108 | va_list va;
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| 109 | va_start(va, pszFormat);
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| 110 | RTErrInfoAddV(pErrInfo, rc, pszFormat, va);
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| 111 | va_end(va);
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| 112 | return rc;
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| 113 | }
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| 114 |
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| 115 |
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| 116 | RTDECL(int) RTErrInfoAddV(PRTERRINFO pErrInfo, int rc, const char *pszFormat, va_list va)
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| 117 | {
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| 118 | if (pErrInfo)
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| 119 | {
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| 120 | AssertPtr(pErrInfo);
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| 121 | Assert((pErrInfo->fFlags & RTERRINFO_FLAGS_MAGIC_MASK) == RTERRINFO_FLAGS_MAGIC);
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| 122 | if (pErrInfo->fFlags & RTERRINFO_FLAGS_SET)
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| 123 | {
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| 124 | char *pszOut = (char *)memchr(pErrInfo->pszMsg, '\0', pErrInfo->cbMsg - 2);
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| 125 | if (pszOut)
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| 126 | RTStrPrintfV(pszOut, &pErrInfo->pszMsg[pErrInfo->cbMsg] - pszOut, pszFormat, va);
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| 127 | }
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| 128 | else
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| 129 | {
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| 130 | while (*pszFormat == ' ')
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| 131 | pszFormat++;
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| 132 | return RTErrInfoSetV(pErrInfo, rc, pszFormat, va);
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| 133 | }
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| 134 | }
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| 135 | return rc;
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| 136 | }
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| 137 |
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