audk/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdHelp.c

70 lines
1.9 KiB
C

/** @file
Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "Edb.h"
/**
DebuggerCommand - Help.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Interrupt type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_CONTINUE - formal return value
**/
EFI_DEBUG_STATUS
DebuggerHelp (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
UINTN Index;
//
// if no argument, print all the command title
//
if (CommandArg == NULL) {
for (Index = 0; DebuggerPrivate->DebuggerCommandSet[Index].CommandName != NULL; Index++) {
EDBPrint (DebuggerPrivate->DebuggerCommandSet[Index].ClassName);
if (StrCmp (DebuggerPrivate->DebuggerCommandSet[Index].CommandTitle, L"") != 0) {
EDBPrint (L" ");
EDBPrint (DebuggerPrivate->DebuggerCommandSet[Index].CommandTitle);
}
}
return EFI_DEBUG_CONTINUE;
}
//
// If there is argument, the argument should be command name.
// Find the command and print the detail information.
//
for (Index = 0; DebuggerPrivate->DebuggerCommandSet[Index].CommandName != NULL; Index++) {
if (StriCmp (CommandArg, DebuggerPrivate->DebuggerCommandSet[Index].CommandName) == 0) {
EDBPrint (DebuggerPrivate->DebuggerCommandSet[Index].CommandHelp);
EDBPrint (DebuggerPrivate->DebuggerCommandSet[Index].CommandSyntax);
return EFI_DEBUG_CONTINUE;
}
}
//
// Command not found.
//
EDBPrint (L"No help info for this command\n");
//
// Done
//
return EFI_DEBUG_CONTINUE;
}