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| 1 | /* ***** BEGIN LICENSE BLOCK ***** |
| 2 | * Source last modified: $Id: pack_utils.h,v 1.1.1.1.2.1 2005/05/04 18:21:22 hubbe Exp $ |
| 3 | * |
| 4 | * REALNETWORKS CONFIDENTIAL--NOT FOR DISTRIBUTION IN SOURCE CODE FORM |
| 5 | * Portions Copyright (c) 1995-2005 RealNetworks, Inc. |
| 6 | * All Rights Reserved. |
| 7 | * |
| 8 | * The contents of this file, and the files included with this file, |
| 9 | * are subject to the current version of the Real Format Source Code |
| 10 | * Porting and Optimization License, available at |
| 11 | * https://helixcommunity.org/2005/license/realformatsource (unless |
| 12 | * RealNetworks otherwise expressly agrees in writing that you are |
| 13 | * subject to a different license). You may also obtain the license |
| 14 | * terms directly from RealNetworks. You may not use this file except |
| 15 | * in compliance with the Real Format Source Code Porting and |
| 16 | * Optimization License. There are no redistribution rights for the |
| 17 | * source code of this file. Please see the Real Format Source Code |
| 18 | * Porting and Optimization License for the rights, obligations and |
| 19 | * limitations governing use of the contents of the file. |
| 20 | * |
| 21 | * RealNetworks is the developer of the Original Code and owns the |
| 22 | * copyrights in the portions it created. |
| 23 | * |
| 24 | * This file, and the files included with this file, is distributed and |
| 25 | * made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, |
| 26 | * EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL |
| 27 | * SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF |
| 28 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT |
| 29 | * OR NON-INFRINGEMENT. |
| 30 | * |
| 31 | * Technology Compatibility Kit Test Suite(s) Location: |
| 32 | * https://rarvcode-tck.helixcommunity.org |
| 33 | * |
| 34 | * Contributor(s): |
| 35 | * |
| 36 | * ***** END LICENSE BLOCK ***** */ |
| 37 | |
| 38 | #ifndef PACK_UTILS_H |
| 39 | #define PACK_UTILS_H |
| 40 | |
| 41 | #include "helix_types.h" |
| 42 | #include "helix_result.h" |
| 43 | #include "rm_memory.h" |
| 44 | |
| 45 | /* Pack a 32-bit value big-endian */ |
| 46 | void rm_pack32(UINT32 ulValue, BYTE** ppBuf, UINT32* pulLen); |
| 47 | /* Pack a 32-bit value little-endian */ |
| 48 | void rm_pack32_le(UINT32 ulValue, BYTE** ppBuf, UINT32* pulLen); |
| 49 | /* Pack a 16-bit value big-endian */ |
| 50 | void rm_pack16(UINT16 usValue, BYTE** ppBuf, UINT32* pulLen); |
| 51 | /* Pack a 16-bit value little-endian */ |
| 52 | void rm_pack16_le(UINT16 usValue, BYTE** ppBuf, UINT32* pulLen); |
| 53 | void rm_pack8(BYTE ucValue, BYTE** ppBuf, UINT32* pulLen); |
| 54 | |
| 55 | /* Unpacking utilties */ |
| 56 | UINT32 rm_unpack32(BYTE** ppBuf, UINT32* pulLen); |
| 57 | UINT16 rm_unpack16(BYTE** ppBuf, UINT32* pulLen); |
| 58 | /* rm_unpack32() and rm_unpack16() have the side |
| 59 | * effect of incrementing *ppBuf and decrementing |
| 60 | * *pulLen. The functions below (rm_unpack32_nse() |
| 61 | * rm_unpack16_nse()) do not change pBuf and ulLen. |
| 62 | * That is, they have No Side Effect, hence the suffix |
| 63 | * _nse. |
| 64 | */ |
| 65 | UINT32 rm_unpack32_nse(BYTE* pBuf, UINT32 ulLen); |
| 66 | UINT16 rm_unpack16_nse(BYTE* pBuf, UINT32 ulLen); |
| 67 | BYTE rm_unpack8(BYTE** ppBuf, UINT32* pulLen); |
| 68 | HX_RESULT rm_unpack_string(BYTE** ppBuf, |
| 69 | UINT32* pulLen, |
| 70 | UINT32 ulStrLen, |
| 71 | char** ppStr, |
| 72 | void* pUserMem, |
| 73 | rm_malloc_func_ptr fpMalloc, |
| 74 | rm_free_func_ptr fpFree); |
| 75 | HX_RESULT rm_unpack_buffer(BYTE** ppBuf, |
| 76 | UINT32* pulLen, |
| 77 | UINT32 ulBufLen, |
| 78 | BYTE** ppUnPackBuf, |
| 79 | void* pUserMem, |
| 80 | rm_malloc_func_ptr fpMalloc, |
| 81 | rm_free_func_ptr fpFree); |
| 82 | HX_RESULT rm_unpack_array(BYTE** ppBuf, |
| 83 | UINT32* pulLen, |
| 84 | UINT32 ulNumElem, |
| 85 | UINT32 ulElemSize, |
| 86 | void** ppArr, |
| 87 | void* pUserMem, |
| 88 | rm_malloc_func_ptr fpMalloc, |
| 89 | rm_free_func_ptr fpFree); |
| 90 | |
| 91 | UINT32 rm_unpack32_from_byte_string(BYTE** ppBuf, UINT32* pulLen); |
| 92 | |
| 93 | #endif /* #ifndef PACK_UTILS_H */ |
| 94 |