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/*************************************************************************** |
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* Copyright (c) 2024 Microsoft Corporation |
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* Copyright (c) 2026-present Eclipse ThreadX contributors |
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* |
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* This program and the accompanying materials are made available under the |
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* terms of the MIT License which is available at |
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* https://opensource.org/licenses/MIT. |
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* |
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* SPDX-License-Identifier: MIT |
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**************************************************************************/ |
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/**************************************************************************/ |
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/**************************************************************************/ |
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/** */ |
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/** FileX Component */ |
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/** */ |
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/** Unicode */ |
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/** */ |
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/**************************************************************************/ |
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/**************************************************************************/ |
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#define FX_SOURCE_CODE |
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/* Include necessary system files. */ |
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#include "fx_api.h" |
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#include "fx_unicode.h" |
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FX_CALLER_CHECKING_EXTERNS |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _fxe_unicode_file_create PORTABLE C */ |
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/* 6.1 */ |
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/* AUTHOR */ |
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/* */ |
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/* William E. Lamie, Microsoft Corporation */ |
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/* */ |
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/* DESCRIPTION */ |
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/* */ |
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/* This function checks for errors in the Unicode file rename service. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* media_ptr Pointer to media */ |
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/* old_unicode_name Pointer to old unicode name */ |
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/* old_unicode_length Old unicode name length */ |
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/* new_unicode_name Pointer to new unicode name */ |
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/* new_unicode_length New unicode name length */ |
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/* new_short_name Designated new short name */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* Completion Status */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* _fx_unicode_file_rename Actual Unicode file rename */ |
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/* service */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* Application Code */ |
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/* */ |
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/**************************************************************************/ |
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UINT _fxe_unicode_file_rename(FX_MEDIA *media_ptr, UCHAR *old_unicode_name, ULONG old_unicode_length, |
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UCHAR *new_unicode_name, ULONG new_unicode_length, CHAR *new_short_name) |
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{ |
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UINT status, i; |
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/* Check for a NULL media or name pointers. */ |
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✓✓✓✓
✓✓✓✓
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if ((media_ptr == FX_NULL) || (old_unicode_name == FX_NULL) || (old_unicode_length == 0) || |
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✓✓✓✓
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(new_unicode_name == FX_NULL) || (new_unicode_length == 0) || (new_short_name == FX_NULL)) |
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{ |
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return(FX_PTR_ERROR); |
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} |
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/* Check for a valid caller. */ |
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✓✓✓✓
✓✓ |
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FX_CALLER_CHECKING_CODE |
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/* Check unicode zero in old_unicode_name */ |
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✓✓ |
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for (i = 0; i < (old_unicode_length << 1); i += 2) |
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{ |
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✓✓✓✓
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if ((old_unicode_name[i] == 0) && (old_unicode_name[i + 1] == 0)) |
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{ |
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return(FX_INVALID_NAME); |
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} |
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} |
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/* Check unicode zero in new_unicode_name */ |
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✓✓ |
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for (i = 0; i < (new_unicode_length << 1); i += 2) |
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{ |
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✓✓✓✓
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if ((new_unicode_name[i] == 0) && (new_unicode_name[i + 1] == 0)) |
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{ |
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return(FX_INVALID_NAME); |
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} |
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} |
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/* Call actual Unicode file rename service. */ |
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status = _fx_unicode_file_rename(media_ptr, old_unicode_name, old_unicode_length, |
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new_unicode_name, new_unicode_length, new_short_name); |
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/* Return status to the caller. */ |
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return(status); |
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} |
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