convert.c File Reference

#include <kernel/acpi/aml/runtime/convert.h>
#include <kernel/acpi/aml/object.h>
#include <kernel/acpi/aml/runtime/buffer_field.h>
#include <kernel/acpi/aml/runtime/copy.h>
#include <kernel/acpi/aml/runtime/field_unit.h>
#include <kernel/acpi/aml/runtime/store.h>
#include <kernel/acpi/aml/to_string.h>
#include <kernel/log/log.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>

Go to the source code of this file.

Data Structures
struct	aml_convert_entry_t

Macros
#define	AML_HEX_DIGITS   "0123456789ABCDEF"
#define	AML_CONVERT_TRY_NEXT_CONVERTER   1

Typedefs
typedef uint64_t(*	aml_convert_func_t) (aml_state_t *state, aml_object_t *src, aml_object_t *dest)

Functions
static uint64_t	aml_string_prepare (aml_object_t *obj, uint64_t length)
static void	aml_byte_to_hex (uint8_t byte, char *dest)
static uint8_t	aml_hex_to_byte (char chr)
static uint64_t	aml_buffer_to_buffer_field (aml_state_t *state, aml_object_t *buffer, aml_object_t *dest)
static uint64_t	aml_buffer_to_integer (aml_state_t *state, aml_object_t *buffer, aml_object_t *dest)
static uint64_t	aml_buffer_to_string (aml_state_t *state, aml_object_t *buffer, aml_object_t *dest)
static uint64_t	aml_buffer_to_debug_object (aml_state_t *state, aml_object_t *buffer, aml_object_t *dest)
static uint64_t	aml_integer_to_buffer (aml_state_t *state, aml_object_t *integer, aml_object_t *dest)
static uint64_t	aml_integer_to_field_unit (aml_state_t *state, aml_object_t *integer, aml_object_t *dest)
static uint64_t	aml_integer_to_buffer_field (aml_state_t *state, aml_object_t *integer, aml_object_t *dest)
static uint64_t	aml_integer_to_string (aml_state_t *state, aml_object_t *integer, aml_object_t *dest)
static uint64_t	aml_integer_to_debug_object (aml_state_t *state, aml_object_t *integer, aml_object_t *dest)
static uint64_t	aml_package_to_debug_object (aml_state_t *state, aml_object_t *package, aml_object_t *dest)
static uint64_t	aml_string_to_integer (aml_state_t *state, aml_object_t *string, aml_object_t *dest)
static uint64_t	aml_string_to_buffer (aml_state_t *state, aml_object_t *string, aml_object_t *dest)
static uint64_t	aml_string_to_debug_object (aml_state_t *state, aml_object_t *string, aml_object_t *dest)
static aml_convert_entry_t *	aml_converters_get (aml_type_t srcType)
uint64_t	aml_convert (aml_state_t *state, aml_object_t *src, aml_object_t *dest, aml_type_t allowedTypes)
	Converts the data in the source object to a allowed type and stores it in the destination object.
uint64_t	aml_convert_result (aml_state_t *state, aml_object_t *result, aml_object_t *target)
	Performs a "Implicit Result Object Conversion" acording to the rules in section 19.3.5.5 of the ACPI specification.
uint64_t	aml_convert_source (aml_state_t *state, aml_object_t *src, aml_object_t **dest, aml_type_t allowedTypes)
	Performs a "Implicit Source Operand Conversion" acording to the rules in section 19.3.5.4 of the ACPI specification.
uint64_t	aml_convert_to_buffer (aml_state_t *state, aml_object_t *src, aml_object_t **dest)
	Converts a Integer, String or Buffer source object to a Buffer destination object.
uint64_t	aml_convert_to_decimal_string (aml_state_t *state, aml_object_t *src, aml_object_t **dest)
	Converts a Integer, String or Buffer source object to a String destination object in decimal format.
uint64_t	aml_convert_to_hex_string (aml_state_t *state, aml_object_t *src, aml_object_t **dest)
	Converts a Integer, String or Buffer source object to a String destination object in hexadecimal format.
uint64_t	aml_convert_to_integer (aml_state_t *state, aml_object_t *src, aml_object_t **dest)
	Converts a Integer, String or Buffer source object to an Integer destination object.
uint64_t	aml_convert_integer_to_bcd (aml_integer_t value, aml_integer_t *out)
	Converts an integer to its Binary-Coded Decimal (BCD) representation.

Variables
static aml_convert_entry_t	bufferConverters [AML_TYPE_AMOUNT]
static aml_convert_entry_t	integerConverters [AML_TYPE_AMOUNT]
static aml_convert_entry_t	packageConverters [AML_TYPE_AMOUNT]
static aml_convert_entry_t	stringConverters [AML_TYPE_AMOUNT]

Macro Definition Documentation

AML_CONVERT_TRY_NEXT_CONVERTER

#define AML_CONVERT_TRY_NEXT_CONVERTER   1

Definition at line 17 of file convert.c.

AML_HEX_DIGITS

#define AML_HEX_DIGITS   "0123456789ABCDEF"

Definition at line 15 of file convert.c.

Typedef Documentation

aml_convert_func_t

typedef uint64_t(* aml_convert_func_t) (aml_state_t *state, aml_object_t *src, aml_object_t *dest)

Definition at line 19 of file convert.c.

Function Documentation

aml_buffer_to_buffer_field()

static uint64_t aml_buffer_to_buffer_field ( aml_state_t *  state, aml_object_t *  buffer, aml_object_t *  dest  )

static

Definition at line 75 of file convert.c.

References AML_BUFFER_FIELD, aml_buffer_field_store(), AML_CONVERT_TRY_NEXT_CONVERTER, buffer, and aml_object_t::bufferField.

aml_buffer_to_debug_object()

static uint64_t aml_buffer_to_debug_object ( aml_state_t *  state, aml_object_t *  buffer, aml_object_t *  dest  )

static

Definition at line 131 of file convert.c.

References buffer, and LOG_INFO.

aml_buffer_to_integer()

static uint64_t aml_buffer_to_integer ( aml_state_t *  state, aml_object_t *  buffer, aml_object_t *  dest  )

static

Definition at line 85 of file convert.c.

References AML_INTEGER, aml_integer_byte_size(), aml_integer_set(), buffer, aml_buffer_obj_t::content, aml_object_t::integer, aml_buffer_obj_t::length, MIN, and aml_integer_obj_t::value.

Referenced by aml_convert_to_integer().

aml_buffer_to_string()

static uint64_t aml_buffer_to_string ( aml_state_t *  state, aml_object_t *  buffer, aml_object_t *  dest  )

static

Definition at line 105 of file convert.c.

References aml_byte_to_hex(), aml_string_prepare(), buffer, aml_buffer_obj_t::content, aml_string_obj_t::content, ERR, aml_buffer_obj_t::length, and aml_object_t::string.

aml_byte_to_hex()

static void aml_byte_to_hex ( uint8_t  byte, char *  dest  )

inlinestatic

Definition at line 55 of file convert.c.

References AML_HEX_DIGITS.

Referenced by aml_buffer_to_string(), aml_convert_to_hex_string(), and aml_integer_to_string().

aml_converters_get()

static aml_convert_entry_t * aml_converters_get ( aml_type_t  srcType )

static

Definition at line 348 of file convert.c.

References AML_BUFFER, AML_DEBUG_OBJECT, AML_INTEGER, AML_PACKAGE, AML_STRING, bufferConverters, EINVAL, ENOSYS, errno, integerConverters, NULL, packageConverters, and stringConverters.

Referenced by aml_convert().

aml_hex_to_byte()

static uint8_t aml_hex_to_byte ( char  chr )

inlinestatic

Definition at line 61 of file convert.c.

Referenced by aml_convert_to_integer(), and aml_string_to_integer().

aml_integer_to_buffer()

static uint64_t aml_integer_to_buffer ( aml_state_t *  state, aml_object_t *  integer, aml_object_t *  dest  )

static

Definition at line 162 of file convert.c.

References AML_BUFFER, aml_buffer_set(), aml_integer_byte_size(), aml_object_t::buffer, aml_buffer_obj_t::content, aml_object_t::integer, aml_buffer_obj_t::length, MIN, and aml_integer_obj_t::value.

Referenced by aml_convert_to_buffer().

aml_integer_to_buffer_field()

static uint64_t aml_integer_to_buffer_field ( aml_state_t *  state, aml_object_t *  integer, aml_object_t *  dest  )

static

Definition at line 195 of file convert.c.

References AML_BUFFER_FIELD, aml_buffer_field_store(), AML_CONVERT_TRY_NEXT_CONVERTER, and aml_object_t::bufferField.

aml_integer_to_debug_object()

static uint64_t aml_integer_to_debug_object ( aml_state_t *  state, aml_object_t *  integer, aml_object_t *  dest  )

static

Definition at line 227 of file convert.c.

References aml_object_t::integer, LOG_INFO, and aml_integer_obj_t::value.

aml_integer_to_field_unit()

static uint64_t aml_integer_to_field_unit ( aml_state_t *  state, aml_object_t *  integer, aml_object_t *  dest  )

static

Definition at line 186 of file convert.c.

References AML_CONVERT_TRY_NEXT_CONVERTER, AML_FIELD_UNIT, aml_field_unit_store(), and aml_object_t::fieldUnit.

aml_integer_to_string()

static uint64_t aml_integer_to_string ( aml_state_t *  state, aml_object_t *  integer, aml_object_t *  dest  )

static

Definition at line 205 of file convert.c.

References aml_byte_to_hex(), aml_integer_byte_size(), aml_string_prepare(), aml_string_obj_t::content, ERR, aml_object_t::integer, aml_object_t::string, and aml_integer_obj_t::value.

aml_package_to_debug_object()

static uint64_t aml_package_to_debug_object ( aml_state_t *  state, aml_object_t *  package, aml_object_t *  dest  )

static

Definition at line 243 of file convert.c.

References aml_object_to_string(), aml_package_obj_t::elements, aml_package_obj_t::length, LOG_INFO, and aml_object_t::package.

aml_string_prepare()

static uint64_t aml_string_prepare ( aml_object_t *  obj, uint64_t  length  )

inlinestatic

Definition at line 34 of file convert.c.

References AML_STRING, aml_string_resize(), aml_string_set_empty(), ERR, and aml_object_t::string.

Referenced by aml_buffer_to_string(), aml_convert_to_decimal_string(), and aml_integer_to_string().

aml_string_to_buffer()

static uint64_t aml_string_to_buffer ( aml_state_t *  state, aml_object_t *  string, aml_object_t *  dest  )

static

Definition at line 290 of file convert.c.

References AML_BUFFER, aml_buffer_set_empty(), aml_object_t::buffer, aml_buffer_obj_t::content, aml_string_obj_t::content, ERR, aml_buffer_obj_t::length, aml_string_obj_t::length, memcpy(), and MIN.

Referenced by aml_convert_to_buffer().

aml_string_to_debug_object()

static uint64_t aml_string_to_debug_object ( aml_state_t *  state, aml_object_t *  string, aml_object_t *  dest  )

static

Definition at line 328 of file convert.c.

References aml_string_obj_t::content, aml_string_obj_t::length, LOG_INFO, and aml_object_t::string.

aml_string_to_integer()

static uint64_t aml_string_to_integer ( aml_state_t *  state, aml_object_t *  string, aml_object_t *  dest  )

static

Definition at line 264 of file convert.c.

References aml_hex_to_byte(), AML_INTEGER, aml_integer_byte_size(), aml_integer_set(), aml_string_obj_t::content, aml_object_t::integer, aml_string_obj_t::length, MIN, and aml_integer_obj_t::value.

Variable Documentation

bufferConverters

aml_convert_entry_t bufferConverters[AML_TYPE_AMOUNT]

static

Initial value:

= {
    {AML_BUFFER, AML_BUFFER_FIELD, aml_buffer_to_buffer_field},
    {AML_BUFFER, AML_INTEGER, aml_buffer_to_integer},
    {AML_BUFFER, AML_STRING, aml_buffer_to_string},
    {AML_BUFFER, AML_DEBUG_OBJECT, aml_buffer_to_debug_object},
}

Definition at line 155 of file convert.c.

Referenced by aml_converters_get().

integerConverters

aml_convert_entry_t integerConverters[AML_TYPE_AMOUNT]

static

Initial value:

= {
    {AML_INTEGER, AML_BUFFER, aml_integer_to_buffer},
    {AML_INTEGER, AML_BUFFER_FIELD, aml_integer_to_buffer_field},
    {AML_INTEGER, AML_FIELD_UNIT, aml_integer_to_field_unit},
    {AML_INTEGER, AML_STRING, aml_integer_to_string},
    {AML_INTEGER, AML_DEBUG_OBJECT, aml_integer_to_debug_object},
}

Definition at line 235 of file convert.c.

Referenced by aml_converters_get().

packageConverters

aml_convert_entry_t packageConverters[AML_TYPE_AMOUNT]

static

Initial value:

= {
    {AML_PACKAGE, AML_DEBUG_OBJECT, aml_package_to_debug_object},
}

Definition at line 260 of file convert.c.

Referenced by aml_converters_get().

stringConverters

aml_convert_entry_t stringConverters[AML_TYPE_AMOUNT]

static

Initial value:

= {
    {AML_STRING, AML_INTEGER, aml_string_to_integer},
    {AML_STRING, AML_BUFFER, aml_string_to_buffer},
    {AML_STRING, AML_DEBUG_OBJECT, aml_string_to_debug_object},
}

Definition at line 342 of file convert.c.

Referenced by aml_converters_get().