1 /** @file 2 Implementation of various string and line routines. 3 4 Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved. <BR> 5 This program and the accompanying materials 6 are licensed and made available under the terms and conditions of the BSD License 7 which accompanies this distribution. The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 **/ 14 15 #include "TextEditor.h" 16 #include "Misc.h" 17 18 /** 19 Duplicate a EFI_EDITOR_LINE structure. 20 21 @param Src The line structure to copy from. 22 23 @retval NULL A memory allocation failed. 24 @return a pointer to the newly allcoated line. 25 **/ 26 EFI_EDITOR_LINE * 27 EFIAPI LineDup(IN EFI_EDITOR_LINE * Src)28LineDup ( 29 IN EFI_EDITOR_LINE *Src 30 ) 31 { 32 EFI_EDITOR_LINE *Dest; 33 34 // 35 // allocate for the line structure 36 // 37 Dest = AllocateZeroPool (sizeof (EFI_EDITOR_LINE)); 38 if (Dest == NULL) { 39 return NULL; 40 } 41 // 42 // allocate and set the line buffer 43 // 44 Dest->Buffer = CatSPrint (NULL, L"%s", Src->Buffer); 45 if (Dest->Buffer == NULL) { 46 FreePool (Dest); 47 return NULL; 48 } 49 50 // 51 // set the other structure members 52 // 53 Dest->Signature = LINE_LIST_SIGNATURE; 54 Dest->Size = Src->Size; 55 Dest->TotalSize = Dest->Size; 56 Dest->Type = Src->Type; 57 Dest->Link = Src->Link; 58 59 return Dest; 60 } 61 62 /** 63 Free a EFI_EDITOR_LINE structure. 64 65 @param Src The line structure to free. 66 **/ 67 VOID 68 EFIAPI LineFree(IN EFI_EDITOR_LINE * Src)69LineFree ( 70 IN EFI_EDITOR_LINE *Src 71 ) 72 { 73 if (Src == NULL) { 74 return ; 75 } 76 // 77 // free the line buffer and then the line structure itself 78 // 79 SHELL_FREE_NON_NULL (Src->Buffer); 80 SHELL_FREE_NON_NULL (Src); 81 82 } 83 84 85 86 87 88 89 90 91 92 93