| 1 | /* $Id: kRdrInternal.h 3578 2007-09-02 20:55:51Z bird $ */
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| 2 | /** @file
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| 3 | * kRdr - Internal Header.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (c) 2007 knut st. osmundsen <bird-src-spam@anduin.net>
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| 8 | *
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| 9 | * This file is part of kStuff.
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| 10 | *
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| 11 | * kStuff is free software; you can redistribute it and/or modify
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| 12 | * it under the terms of the GNU Lesser General Public License as published
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| 13 | * by 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 | * kStuff 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 Lesser 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 Lesser General Public License
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| 22 | * along with kStuff; 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 | #ifndef ___kRdrInternal_h___
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| 28 | #define ___kRdrInternal_h___
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| 29 |
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| 30 | #include <k/kHlpAssert.h>
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| 31 | #include <k/kMagics.h>
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| 32 | #include <k/kRdrAll.h>
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| 33 | #include <k/kErrors.h>
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| 34 |
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| 35 | #ifdef __cplusplus
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| 36 | extern "C" {
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| 37 | #endif
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| 38 |
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| 39 | /** @defgroup grp_kRdrInternal - Internals
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| 40 | * @internal
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| 41 | * @addtogroup grp_kRdr
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| 42 | * @{
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| 43 | */
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| 44 |
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| 45 | /** @def KRDR_STRICT
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| 46 | * If defined the kRdr assertions and other runtime checks will be enabled. */
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| 47 | #ifdef K_ALL_STRICT
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| 48 | # undef KRDR_STRICT
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| 49 | # define KRDR_STRICT
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| 50 | #endif
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| 51 |
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| 52 | /** @name Our Assert macros
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| 53 | * @{ */
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| 54 | #ifdef KRDR_STRICT
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| 55 | # define kRdrAssert(expr) kHlpAssert(expr)
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| 56 | # define kRdrAssertReturn(expr, rcRet) kHlpAssertReturn(expr, rcRet)
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| 57 | # define kRdrAssertMsg(expr, msg) kHlpAssertMsg(expr, msg)
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| 58 | # define kRdrAssertMsgReturn(expr, msg, rcRet) kHlpAssertMsgReturn(expr, msg, rcRet)
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| 59 | #else /* !KRDR_STRICT */
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| 60 | # define kRdrAssert(expr) do { } while (0)
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| 61 | # define kRdrAssertReturn(expr, rcRet) do { if (!(expr)) return (rcRet); } while (0)
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| 62 | # define kRdrAssertMsg(expr, msg) do { } while (0)
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| 63 | # define kRdrAssertMsgReturn(expr, msg, rcRet) do { if (!(expr)) return (rcRet); } while (0)
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| 64 | #endif /* !KRDR_STRICT */
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| 65 |
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| 66 | #define kRdrAssertPtr(ptr) kRdrAssertMsg(K_VALID_PTR(ptr), ("%s = %p\n", #ptr, (ptr)))
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| 67 | #define kRdrAssertPtrReturn(ptr, rcRet) kRdrAssertMsgReturn(K_VALID_PTR(ptr), ("%s = %p -> %d\n", #ptr, (ptr), (rcRet)), (rcRet))
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| 68 | #define kRdrAssertPtrNull(ptr) kRdrAssertMsg(!(ptr) || K_VALID_PTR(ptr), ("%s = %p\n", #ptr, (ptr)))
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| 69 | #define kRdrAssertPtrNullReturn(ptr, rcRet) kRdrAssertMsgReturn(!(ptr) || K_VALID_PTR(ptr), ("%s = %p -> %d\n", #ptr, (ptr), (rcRet)), (rcRet))
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| 70 | #define kRdrAssertRC(rc) kRdrAssertMsg((rc) == 0, ("%s = %d\n", #rc, (rc)))
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| 71 | #define kRdrAssertRCReturn(rc, rcRet) kRdrAssertMsgReturn((rc) == 0, ("%s = %d -> %d\n", #rc, (rc), (rcRet)), (rcRet))
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| 72 | #define kRdrAssertFailed() kRdrAssert(0)
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| 73 | #define kRdrAssertFailedReturn(rcRet) kRdrAssertReturn(0, (rcRet))
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| 74 | #define kRdrAssertMsgFailed(msg) kRdrAssertMsg(0, msg)
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| 75 | #define kRdrAssertMsgFailedReturn(msg, rcRet) kRdrAssertMsgReturn(0, msg, (rcRet))
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| 76 | /** @} */
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| 77 |
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| 78 | /** Return / crash validation of a reader argument. */
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| 79 | #define KRDR_VALIDATE_EX(pRdr, rc) \
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| 80 | do { \
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| 81 | if ( (pRdr)->u32Magic != KRDR_MAGIC \
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| 82 | || (pRdr)->pOps == NULL \
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| 83 | )\
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| 84 | { \
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| 85 | return (rc); \
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| 86 | } \
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| 87 | } while (0)
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| 88 |
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| 89 | /** Return / crash validation of a reader argument. */
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| 90 | #define KRDR_VALIDATE(pRdr) \
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| 91 | KRDR_VALIDATE_EX(pRdr, KERR_INVALID_PARAMETER)
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| 92 |
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| 93 | /** Return / crash validation of a reader argument. */
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| 94 | #define KRDR_VALIDATE_VOID(pRdr) \
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| 95 | do { \
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| 96 | if ( !K_VALID_PTR(pRdr) \
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| 97 | || (pRdr)->u32Magic != KRDR_MAGIC \
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| 98 | || (pRdr)->pOps == NULL \
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| 99 | )\
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| 100 | { \
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| 101 | return; \
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| 102 | } \
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| 103 | } while (0)
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| 104 |
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| 105 |
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| 106 | /** @name Built-in Providers
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| 107 | * @{ */
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| 108 | extern const KRDROPS g_kRdrFileOps;
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| 109 | /** @} */
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| 110 |
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| 111 | /** @} */
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| 112 |
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| 113 | #ifdef __cplusplus
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| 114 | }
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| 115 | #endif
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| 116 |
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| 117 | #endif
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| 118 |
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