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date 2000.07.24.16.00.00; author mwalz; state Exp;

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This commit is contained in:
aystarik 2005-06-29 18:35:38 +00:00
parent 307aa3cd4d
commit 0137da0d49
1 changed files with 4 additions and 168 deletions
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172
source/components/namespace/nsutils.c
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@ -393,167 +393,6 @@ AcpiNsInternalizeName (
}
/****************************************************************************
*
* FUNCTION: AcpiNsExternalizeName
*
* PARAMETERS: *InternalName - Internal representation of name
* **ConvertedName - Where to return the resulting
* external representation of name
*
* RETURN: Status
*
* DESCRIPTION: Convert internal name (e.g. 5c 2f 02 5f 50 52 5f 43 50 55 30)
* to its external form (e.g. "\_PR_.CPU0")
*
****************************************************************************/
ACPI_STATUS
AcpiNsExternalizeName (
UINT32 InternalNameLength,
INT8 *InternalName,
UINT32 *ConvertedNameLength,
INT8 **ConvertedName)
{
UINT32 PrefixLength = 0;
UINT32 NamesIndex = 0;
UINT32 NamesCount = 0;
UINT32 i = 0;
UINT32 j = 0;
FUNCTION_TRACE ("NsExternalizeName");
if (InternalNameLength < 0 ||
!InternalName ||
!ConvertedNameLength ||
!ConvertedName)
{
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
/*
* Check for a prefix (one '\' | one or more '^').
*/
switch (InternalName[0])
{
case '\\':
PrefixLength = 1;
break;
case '^':
for (i = 0; i < InternalNameLength; i++)
{
if (InternalName[i] != '^')
{
PrefixLength = i + 1;
}
}
if (i == InternalNameLength)
{
PrefixLength = i;
}
break;
}
/*
* Check for object names. Note that there could be 0-255 of these
* 4-byte elements.
*/
if (PrefixLength < InternalNameLength)
{
switch (InternalName[PrefixLength])
{
/* <count> 4-byte names */
case AML_MULTI_NAME_PREFIX_OP:
NamesIndex = PrefixLength + 2;
NamesCount = (UINT32) InternalName[PrefixLength + 1];
break;
/* two 4-byte names */
case AML_DUAL_NAME_PREFIX:
NamesIndex = PrefixLength + 1;
NamesCount = 2;
break;
/* NullName */
case 0:
NamesIndex = 0;
NamesCount = 0;
break;
/* one 4-byte name */
default:
NamesIndex = PrefixLength;
NamesCount = 1;
break;
}
}
/*
* Calculate the length of ConvertedName, which equals the length
* of the prefix, length of all object names, length of any required
* punctuation ('.') between object names, plus the NULL terminator.
*/
*ConvertedNameLength = PrefixLength + (4 * NamesCount) +
((NamesCount > 0) ? (NamesCount - 1) : 0) + 1;
/*
* Check to see if we're still in bounds. If not, there's a problem
* with InternalName (invalid format).
*/
if (*ConvertedNameLength > InternalNameLength)
{
REPORT_ERROR ("NsExternalizeName: Invalid internal name.\n");
return_ACPI_STATUS (AE_BAD_PATHNAME);
}
/*
* Build ConvertedName...
*/
(*ConvertedName) = AcpiCmCallocate (*ConvertedNameLength);
if (!(*ConvertedName))
{
return_ACPI_STATUS (AE_NO_MEMORY);
}
j = 0;
for (i = 0; i < PrefixLength; i++)
{
(*ConvertedName)[j++] = InternalName[i];
}
if (NamesCount > 0)
{
for (i = 0; i < NamesCount; i++)
{
if (i > 0)
{
(*ConvertedName)[j++] = '.';
}
(*ConvertedName)[j++] = InternalName[NamesIndex++];
(*ConvertedName)[j++] = InternalName[NamesIndex++];
(*ConvertedName)[j++] = InternalName[NamesIndex++];
(*ConvertedName)[j++] = InternalName[NamesIndex++];
}
}
return_ACPI_STATUS (AE_OK);
}
/****************************************************************************
*
* FUNCTION: AcpiNsConvertHandleToEntry
@ -893,6 +732,9 @@ AcpiNsFindParentName (
return_VALUE (ACPI_UNKNOWN_NAME);
}
#ifdef ACPI_DEBUG
/****************************************************************************
*
* FUNCTION: AcpiNsExistDownstreamSibling
@ -924,16 +766,10 @@ AcpiNsExistDownstreamSibling (
return (TRUE);
}
/* TBD: what did this really do?
if (ThisEntry->NextEntry)
{
return (TRUE);
}
*/
return (FALSE);
}
#endif // ACPI_DEBUG
/****************************************************************************
*