| 1 | /* $Id: $ */
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| 2 | /** @file
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| 3 | *
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| 4 | * kProfile Mark 2 - Debug Info Line Number.
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| 5 | *
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| 6 | * Copyright (c) 2006 knut st. osmundsen <bird-src-spam@anduin.net.de>
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| 7 | *
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| 8 | *
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| 9 | * This file is part of kLIBC.
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| 10 | *
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| 11 | * kLIBC is free software; you can redistribute it and/or modify
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| 12 | * it under the terms of the GNU General Public License as published by
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| 13 | * the Free Software Foundation; either version 2 of the License, or
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| 14 | * (at your option) any later version.
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| 15 | *
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| 16 | * kLIBC is distributed in the hope that it will be useful,
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| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | * GNU General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU General Public License
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| 22 | * along with kLIBC; if not, write to the Free Software
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| 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 24 | *
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*******************************************************************************
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| 29 | * Header Files *
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| 30 | *******************************************************************************/
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| 31 | #include <iprt/err.h>
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| 32 | #include <iprt/assert.h>
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| 33 | #include <iprt/alloc.h>
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| 34 |
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| 35 | #include "dbg.h"
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| 36 | #include "kDbgBase.h"
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| 37 |
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| 38 |
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| 39 | /**
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| 40 | * Duplicates a line number.
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| 41 | *
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| 42 | * To save heap space, the returned line number will not own more heap space
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| 43 | * than it strictly need to. So, it's not possible to append stuff to the symbol
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| 44 | * or anything of that kind.
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| 45 | *
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| 46 | * @returns Pointer to the duplicate.
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| 47 | * This must be freed using RTDbgSymbolFree().
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| 48 | * @param pLine The line number to be duplicated.
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| 49 | */
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| 50 | RTDECL(PRTDBGLINE) RTDbgLineDup(PCRTDBGLINE pLine)
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| 51 | {
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| 52 | AssertMsgReturn(VALID_PTR(pLine), ("%p\n", pLine), NULL);
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| 53 | size_t cb = KDBG_OFFSETOF(RTDBGLINE, szFile[pLine->cchFile + 1]);
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| 54 | return (PRTDBGLINE)RTMemDup(pLine, cb);
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| 55 | }
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| 56 |
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| 57 |
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| 58 | /**
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| 59 | * Frees a line number obtained from the RTDbg API.
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| 60 | *
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| 61 | * @returns VINF_SUCCESS on success.
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| 62 | * @returns VERR_INVALID_POINTER if a NULL pointer or an !VALID_PTR() is passed in.
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| 63 | *
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| 64 | * @param pLine The line number to be freed.
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| 65 | */
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| 66 | RTDECL(int) RTDbgLineFree(PRTDBGLINE pLine)
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| 67 | {
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| 68 | if (!pLine)
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| 69 | return VERR_INVALID_POINTER;
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| 70 | AssertMsgReturn(VALID_PTR(pLine), ("%p\n", pLine), VERR_INVALID_POINTER);
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| 71 |
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| 72 | RTMemFree(pLine);
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| 73 | return VINF_SUCCESS;
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| 74 | }
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| 75 |
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