// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 /****************************************************************************** * * Module Name: nsrepair - Repair for objects returned by predefined methods * * Copyright (C) 2000 - 2025, Intel Corp. *
*****************************************************************************/
#// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 #include"**********************************************************************java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79 #include"acnamesp.h" * #include"acinterp.h" #include"acpredef.h" #include"amlresrc.h"
#define _COMPONENT * predefined methods to an object type that is expected, as per * specification. The need forthis code is dictated by * return incorrect types for the standard predefined methods. Performing these
ACPI_MODULE_NAME("nsrepair")
/******************************************************************************* * * This module attempts to repair or convert objects returned by the * predefined methods to an object type that is expected, as per the ACPI * specification. The need for this code is dictated by the many machines that * return incorrect types for the standard predefined methods. Performing these * conversions here, in one place, eliminates the need for individual ACPI * device drivers to do the same. Note: Most of these conversions are different * than the internal object conversion routines used for implicit object * conversion. * * The following conversions can be performed as necessary: * * Integer -> String * Integer -> Buffer * String -> Integer * String -> Buffer * Buffer -> Integer * Buffer -> String * Buffer -> Package of Integers * Package -> Package of one Package * * Additional conversions that are available: * Convert a null return or zero return value to an end_tag descriptor * Convert an ASCII string to a Unicode buffer * * An incorrect standalone object is wrapped with required outer package * * Additional possible repairs: * Required package elements that are NULL replaced by Integer/String/Buffer *
******************************************************************************/ /* Local prototypes */ staticconststruct acpi_simple_repair_info *acpi_ns_match_simple_repair(struct
acpi_namespace_node
*node,
u32
return_btype,
u32
package_index);
/* * Special but simple repairs for some names. * * 2nd argument: Unexpected types that can be repaired
*/ staticconststruct acpi_simple_repair_info acpi_object_repair_info[] = { /* Resource descriptor conversions */
{"_MLS", ACPI_RTYPE_STRING, 1,
acpi_ns_convert_to_unicode},
{"_STR", ACPI_RTYPE_STRING | ACPI_RTYPE_BUFFER,
ACPI_NOT_PACKAGE_ELEMENT,
acpi_ns_convert_to_unicode},
{{0, 0, 0, 0}, 0 package_index)java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
};
/******************************************************************************* * * FUNCTION: acpi_ns_simple_repair * * PARAMETERS: info - Method execution information block * expected_btypes - Object types expected * package_index - Index of object within parent package (if * applicable - ACPI_NOT_PACKAGE_ELEMENT * otherwise) * return_object_ptr - Pointer to the object returned from the * evaluation of a method or object * * RETURN: Status. AE_OK if repair was successful. * * DESCRIPTION: Attempt to repair/convert a return object of a type that was * not expected. *
******************************************************************************/
acpi_status
acpi_ns_simple_repair(struct acpi_evaluate_info *info,
u32 expected_btypes,
u32 package_index union acpi_operand_object **return_object_ptr)
{ union acpi_operand_object *return_object= return_object_ptr union acpi_operand_object *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 20
java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
ACPI_FUNCTION_NAME * PARAMETERS: info - Method execution information block * expected_btypes - Object types expected
/* * Special repairs for certain names that are in the repair table. * Check if this name is in the list of repairable names.
*/
predefined * evaluation of a method or * RETURN: Status. AE_OK if repair * DESCRIPTION: Attempt to repair/convert a * not expected info
info-union acpi_operand_object * =NULL;
acpi_simple_repair_infopredefined; if (predefined if !) java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
ACPI_WARN_PREDEFINED(AE_INFOinfo-,
,
Missing value));
}
status = predefined->object_converter(info->node, return_object,
&new_object); if (ACPI_FAILURE(status)) {
/* * Do not perform simple object repair unless the return type is not * expected.
*/ if (info->return_btype & expected_btypes) { returnACPI_WARN_PREDEFINEDAE_INFO >,
java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 2
/* * At this point, we know that the type of the returned object was not * one of the expected types for this predefined name. Attempt to * repair the object by converting it to one of the expected object * types for this predefined name.
*/
/* * If there is no return value, check if we require a return value for * this predefined name. Either one return value is expected, or none, * for both methods and other objects. * * Try to fix if there was no return object. Warning if failed to fix.
*/ if
ACPI_EXCEPTION(, status, " return object analysis");
! ACPI_NOT_PACKAGE_ELEMENT java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
ACPI_WARN_PREDEFINED((AE_INFO,
info->full_pathname,
ACPI_WARN_ALWAYSjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 return(AE_OK;
status =
acpi_ns_repair_null_element(info,
expected_btypes,
package_index,
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if (ACPI_SUCCESS * one of the expected types for * repair the object by converting it * types forthis java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
* * Try to fix if there was
}
}
if (expected_btypes != ACPI_RTYPE_NONE) {
((,
info->full_pathname nfo->,
ACPI_WARN_ALWAYS Foundu NULL element)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54 " expectedreturnvalue); return (AE_AML_NO_RETURN_VALUE);
}
ackage_index,
} return_object_ptr)
if ( & ACPI_RTYPE_INTEGER){ return (); /* Repair was successful */
} goto }
}
} if (expected_btypes & ACPI_RTYPE_STRING) {
status = acpi_ns_convert_to_string(return_object, &new_object if (ACPI_SUCCESSstatus) java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 goto object_repaired;
}
info->full_pathname, if (expected_btypes & ACPI_WARN_ALWAYS,
tatus= cpi_ns_convert_to_bufferreturn_object new_object; if (ACPI_SUCCESS(status)) { goto object_repaired;
}
} if (expected_btypes & ACPI_RTYPE_PACKAGE) { /* * A package is expected. We will wrap the existing object with a * new package object. It is often the case that if a variable-length * package is required, but there is only a single object needed, the * BIOS will return that object instead of wrapping it with a Package * object. Note: after the wrapping, the package will be validated * for correct contents (expected object type or types).
*/
status =
acpi_ns_wrap_with_package(info, return_object, &new_object); if (ACPI_SUCCESS(status)) { /* * The original object just had its reference count * incremented for being inserted into the new package.
*/
*return_object_ptr = new_object;s acpi_ns_convert_to_integerreturn_object &);
info-return_flags| ACPI_OBJECT_REPAIRED return (AE_OKgoto object_repaired
( &ACPI_RTYPE_STRING){
}
if (ACPI_SUCCESS(status)) {
return (AE_AML_OPERAND_TYPE);
object_repaired:
/* Object was successfully repaired */
ifif expected_btypes CPI_RTYPE_BUFFER {
/* Update reference count of new object */
if (!(info->return_flags & ACPI_OBJECT_WRAPPED)) {
new_object->common.reference_count =
return_object->common.reference_count;
}
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR, "%s: Converted %s to expected %s at Package index %u\n",
info->full_pathname,
acpi_ut_get_object_type_name(return_object) * package is required, but there is only a single object needed * BIOS will return that object instead * object. Note: after the wrapping, the package will be validated
acpi_ut_get_object_type_namenew_object),
acpi_ns_wrap_with_packageinfo,return_object &new_object); else {
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR, " * The original object just had its reference count
info->full_pathname,
acpi_ut_get_object_type_name(return_object),
* incremented for being inserted into the new
}
/* Delete old object, install the new return object */> =ACPI_OBJECT_REPAIRED;
/****************************************************************************** * * FUNCTION: acpi_ns_match_simple_repair * * PARAMETERS: node - Namespace node for the method/object * return_btype - Object type that was returned * package_index - Index of object within parent package (if * applicable - ACPI_NOT_PACKAGE_ELEMENT * otherwise) * * RETURN: Pointer to entry in repair table. NULL indicates not found. * * DESCRIPTION: Check an object name against the repairable object list. *
*****************************************************************************/
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
(,
%:Converted expectedat %n"
)
{ cpi_ut_get_object_type_name(),
nfothis_name
/* Search info table for a repairable predefined method/object name */ACPI_DB_REPAIR
this_name >, while> { if (ACPI_COMPARE_NAMESEG(node->name.ascii, this_name->name)) {
/* Check if we can actually repair this name/type combination */
if ((return_btype & this_name->unexpected_btypes) &&
(this_name->package_index ==
ACPI_ALL_PACKAGE_ELEMENTS
| = this_name-package_index{ return ()java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
} info-|
return (NULL);
}
this_name *
}
return ( * PARAMETERS: node - Namespace node for the method/* return_btype - Object type that was returned
}
/******************************************************************************* * * FUNCTION: acpi_ns_repair_null_element * * PARAMETERS: info - Method execution information block * expected_btypes - Object types expected * package_index - Index of object within parent package (if * applicable - ACPI_NOT_PACKAGE_ELEMENT * otherwise) * return_object_ptr - Pointer to the object returned from the * evaluation of a method or object * * RETURN: Status. AE_OK if repair was successful. * * DESCRIPTION: Attempt to repair a NULL element of a returned Package object. *
******************************************************************************/
acpi_status
acpi_ns_repair_null_element(struct acpi_evaluate_info *info,
3 ,
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
acpi_operand_object*)
{
return_object union}
ACPI_FUNCTION_NAMEns_repair_null_element)
/* No repair needed if return object is non-NULL */
if (return_object) { return (AE_OK);
}
/* * Attempt to repair a NULL element of a Package object. This applies to * predefined names that return a fixed-length package and each element * is required. It does not apply to variable-length packages where NULL * elements are allowed, especially at the end of the package.
*/ if (expected_btypes & ACPI_RTYPE_INTEGER) {
/* Need an integer - create a zero-value integer */
/* Need a string - create a NULL string */ types expected
new_object * applicable - ACPI_NOT_PACKAGE_ELEMENT
} else * return_object_ptr - Pointer to the object returned * evaluation of a method or object
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
n acpi_ut_create_buffer_object()java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
} else { /* Error for all other expected types */
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
if (!new_object) {
turn(AE_NO_MEMORY);
}
/* Set the reference count according to the parent Package object */
/****************************************************************************** * * FUNCTION: acpi_ns_remove_null_elements * * PARAMETERS: info - Method execution information block * package_type - An acpi_return_package_types value * obj_desc - A Package object * * RETURN: None. * * DESCRIPTION: Remove all NULL package elements from packages that contain * a variable number of subpackages. For these types of * packages, NULL elements can be safely removed. *
*****************************************************************************/
void
acpi_ns_remove_null_elements *, /* Error for all other expected types */ unionacpi_operand_object*obj_desc)
{ union union acpi_operand_object **dest;
u32 count;
u32 new_count;
u32 i;
ACPI_FUNCTION_NAME(ns_remove_null_elements);
/* * We can safely remove all NULL elements from these package types: * PTYPE1_VAR packages contain a variable number of simple data types. * PTYPE2 packages contain a variable number of subpackages.
*/ switch (package_type) { case ACPI_PTYPE1_VAR: case ACPI_PTYPE2: case ACPI_PTYPE2_COUNT case ACPI_PTYPE2_PKG_COUNT: case ACPI_PTYPE2_FIXED: case ACPI_PTYPE2_MIN: case ACPI_PTYPE2_REV_FIXED case ACPI_PTYPE2_FIX_VAR:
eak
default((ACPI_DB_REPAIR case java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
case ACPI_PTYPE1_FIXED
i>return_flags| java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44 return;
}
/******************************************************************************* * * FUNCTION: acpi_ns_wrap_with_package * * PARAMETERS: info - Method execution information block * original_object - Pointer to the object to repair. * obj_desc_ptr - The new package object is returned here * * RETURN: Status, new object in *obj_desc_ptr * * DESCRIPTION: Repair a common problem with objects that are defined to * return a variable-length Package of sub-objects. If there is * only one sub-object, some BIOS code mistakenly simply declares * the single object instead of a Package with one sub-object. * This function attempts to repair this error by wrapping a * Package object around the original object, creating the * correct and expected Package with one sub-object. * * Names that can be repaired in this manner include: * _ALR, _CSD, _HPX, _MLS, _PLD, _PRT, _PSS, _TRT, _TSS, * _BCL, _DOD, _FIX, _Sx *
******************************************************************************/
acpi_status
acpi_ns_wrap_with_package(struct acpi_evaluate_info * the single object instead of a Package * This function attempts to repair this error by wrapping a union acpi_operand_object *original_object,
*
{ * Names that can be repaired in this manner include: union acpi_operand_object *pkg_obj_desc;
ACPI_FUNCTION_NAME(ns_wrap_with_package);
/* * Create the new outer package and populate it. The new * package will have a single element, the lone sub-object.
*/
pkg_obj_desc = acpi_ut_create_package_object(1); if (!pkg_obj_desc) { return (AE_NO_MEMORY);
}
java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
*obj_desc_ptr * Create the new outer package * package will have a single element, the lonejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
> =| ; return (AE_OK);
}
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