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91 lines
1.9 KiB
C
91 lines
1.9 KiB
C
/** @file
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Implementation of various string and line routines.
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Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved. <BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "TextEditor.h"
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#include "Misc.h"
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/**
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Duplicate a EFI_EDITOR_LINE structure.
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@param Src The line structure to copy from.
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@retval NULL A memory allocation failed.
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@return a pointer to the newly allcoated line.
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**/
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EFI_EDITOR_LINE *
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LineDup (
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IN EFI_EDITOR_LINE *Src
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)
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{
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EFI_EDITOR_LINE *Dest;
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//
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// allocate for the line structure
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//
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Dest = AllocateZeroPool (sizeof (EFI_EDITOR_LINE));
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if (Dest == NULL) {
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return NULL;
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}
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//
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// allocate and set the line buffer
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//
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Dest->Buffer = CatSPrint (NULL, L"%s", Src->Buffer);
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if (Dest->Buffer == NULL) {
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FreePool (Dest);
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return NULL;
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}
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//
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// set the other structure members
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//
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Dest->Signature = LINE_LIST_SIGNATURE;
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Dest->Size = Src->Size;
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Dest->TotalSize = Dest->Size;
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Dest->Type = Src->Type;
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Dest->Link = Src->Link;
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return Dest;
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}
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/**
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Free a EFI_EDITOR_LINE structure.
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@param Src The line structure to free.
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**/
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VOID
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LineFree (
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IN EFI_EDITOR_LINE *Src
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)
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{
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if (Src == NULL) {
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return ;
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}
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//
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// free the line buffer and then the line structure itself
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//
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SHELL_FREE_NON_NULL (Src->Buffer);
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SHELL_FREE_NON_NULL (Src);
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}
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