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139 lines
3.0 KiB
139 lines
3.0 KiB
/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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setsize.c
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Abstract:
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Shell app "setsize"
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Test application to adjust the file's size via the SetInfo FS interface
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Revision History
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--*/
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#include "shell.h"
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/*
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*
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*/
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EFI_STATUS
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InitializeSetSize (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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VOID
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SetSizeFile (
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IN SHELL_FILE_ARG *Arg,
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IN UINTN NewSize
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);
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/*
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*
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*/
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EFI_DRIVER_ENTRY_POINT(InitializeSetSize)
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EFI_STATUS
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InitializeSetSize (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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CHAR16 **Argv;
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UINTN Argc;
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UINTN Index;
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LIST_ENTRY FileList;
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LIST_ENTRY *Link;
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SHELL_FILE_ARG *Arg;
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UINTN NewSize;
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/*
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* Check to see if the app is to install as a "internal command"
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* to the shell
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*/
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InstallInternalShellCommand (
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ImageHandle, SystemTable, InitializeSetSize,
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L"setsize", /* command */
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L"setsize newsize fname", /* command syntax */
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L"sets the files size", /* 1 line descriptor */
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NULL /* command help page */
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);
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/*
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* We are no being installed as an internal command driver, initialize
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* as an nshell app and run
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*/
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InitializeShellApplication (ImageHandle, SystemTable);
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Argv = SI->Argv;
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Argc = SI->Argc;
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InitializeListHead (&FileList);
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/*
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* Expand each arg
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*/
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for (Index = 2; Index < Argc; Index += 1) {
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ShellFileMetaArg (Argv[Index], &FileList);
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}
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/* if no file specified, get the whole directory */
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if (Argc < 3 || IsListEmpty(&FileList)) {
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Print (L"setsize: newsize filename\n");
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goto Done;
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}
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/*
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* Crack the file size param
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*/
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NewSize = Atoi(Argv[1]);
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/*
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* Set the file size of each file
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*/
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for (Link=FileList.Flink; Link!=&FileList; Link=Link->Flink) {
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Arg = CR(Link, SHELL_FILE_ARG, Link, SHELL_FILE_ARG_SIGNATURE);
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SetSizeFile (Arg, NewSize);
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}
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Done:
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ShellFreeFileList (&FileList);
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return EFI_SUCCESS;
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}
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VOID
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SetSizeFile (
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IN SHELL_FILE_ARG *Arg,
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IN UINTN NewSize
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)
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{
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EFI_STATUS Status;
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Status = Arg->Status;
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if (!EFI_ERROR(Status)) {
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Arg->Info->FileSize = NewSize;
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Status = Arg->Handle->SetInfo(
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Arg->Handle,
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&GenericFileInfo,
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(UINTN) Arg->Info->Size,
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Arg->Info
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);
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}
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if (EFI_ERROR(Status)) {
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Print (L"setsize: %s to %,d : %hr\n", Arg->FullName, NewSize, Status);
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} else {
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Print (L"setsize: %s to %,d [ok]\n", Arg->FullName, NewSize);
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}
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}
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