exconvrt.c (cb5629b10d64a8006622ce3a52bc887d91057d69) exconvrt.c (3371c19c294a4cb3649aa4e84606be8a1d999e61)
1/******************************************************************************
2 *
3 * Module Name: exconvrt - Object conversion routines
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2008, Intel Corp.

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77 u8 *pointer;
78 acpi_integer result;
79 u32 i;
80 u32 count;
81 acpi_status status;
82
83 ACPI_FUNCTION_TRACE_PTR(ex_convert_to_integer, obj_desc);
84
1/******************************************************************************
2 *
3 * Module Name: exconvrt - Object conversion routines
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2008, Intel Corp.

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77 u8 *pointer;
78 acpi_integer result;
79 u32 i;
80 u32 count;
81 acpi_status status;
82
83 ACPI_FUNCTION_TRACE_PTR(ex_convert_to_integer, obj_desc);
84
85 switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
85 switch (obj_desc->common.type) {
86 case ACPI_TYPE_INTEGER:
87
88 /* No conversion necessary */
89
90 *result_desc = obj_desc;
91 return_ACPI_STATUS(AE_OK);
92
93 case ACPI_TYPE_BUFFER:

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111 * There are two terminating conditions for the loop:
112 * 1) The size of an integer has been reached, or
113 * 2) The end of the buffer or string has been reached
114 */
115 result = 0;
116
117 /* String conversion is different than Buffer conversion */
118
86 case ACPI_TYPE_INTEGER:
87
88 /* No conversion necessary */
89
90 *result_desc = obj_desc;
91 return_ACPI_STATUS(AE_OK);
92
93 case ACPI_TYPE_BUFFER:

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111 * There are two terminating conditions for the loop:
112 * 1) The size of an integer has been reached, or
113 * 2) The end of the buffer or string has been reached
114 */
115 result = 0;
116
117 /* String conversion is different than Buffer conversion */
118
119 switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
119 switch (obj_desc->common.type) {
120 case ACPI_TYPE_STRING:
121
122 /*
123 * Convert string to an integer - for most cases, the string must be
124 * hexadecimal as per the ACPI specification. The only exception (as
125 * of ACPI 3.0) is that the to_integer() operator allows both decimal
126 * and hexadecimal strings (hex prefixed with "0x").
127 */

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201acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
202 union acpi_operand_object **result_desc)
203{
204 union acpi_operand_object *return_desc;
205 u8 *new_buf;
206
207 ACPI_FUNCTION_TRACE_PTR(ex_convert_to_buffer, obj_desc);
208
120 case ACPI_TYPE_STRING:
121
122 /*
123 * Convert string to an integer - for most cases, the string must be
124 * hexadecimal as per the ACPI specification. The only exception (as
125 * of ACPI 3.0) is that the to_integer() operator allows both decimal
126 * and hexadecimal strings (hex prefixed with "0x").
127 */

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201acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
202 union acpi_operand_object **result_desc)
203{
204 union acpi_operand_object *return_desc;
205 u8 *new_buf;
206
207 ACPI_FUNCTION_TRACE_PTR(ex_convert_to_buffer, obj_desc);
208
209 switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
209 switch (obj_desc->common.type) {
210 case ACPI_TYPE_BUFFER:
211
212 /* No conversion necessary */
213
214 *result_desc = obj_desc;
215 return_ACPI_STATUS(AE_OK);
216
217 case ACPI_TYPE_INTEGER:

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404 u8 *new_buf;
405 u32 i;
406 u32 string_length = 0;
407 u16 base = 16;
408 u8 separator = ',';
409
410 ACPI_FUNCTION_TRACE_PTR(ex_convert_to_string, obj_desc);
411
210 case ACPI_TYPE_BUFFER:
211
212 /* No conversion necessary */
213
214 *result_desc = obj_desc;
215 return_ACPI_STATUS(AE_OK);
216
217 case ACPI_TYPE_INTEGER:

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404 u8 *new_buf;
405 u32 i;
406 u32 string_length = 0;
407 u16 base = 16;
408 u8 separator = ',';
409
410 ACPI_FUNCTION_TRACE_PTR(ex_convert_to_string, obj_desc);
411
412 switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
412 switch (obj_desc->common.type) {
413 case ACPI_TYPE_STRING:
414
415 /* No conversion necessary */
416
417 *result_desc = obj_desc;
418 return_ACPI_STATUS(AE_OK);
419
420 case ACPI_TYPE_INTEGER:

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600 /*
601 * Named field can always handle conversions
602 */
603 break;
604
605 default:
606 /* No conversion allowed for these types */
607
413 case ACPI_TYPE_STRING:
414
415 /* No conversion necessary */
416
417 *result_desc = obj_desc;
418 return_ACPI_STATUS(AE_OK);
419
420 case ACPI_TYPE_INTEGER:

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600 /*
601 * Named field can always handle conversions
602 */
603 break;
604
605 default:
606 /* No conversion allowed for these types */
607
608 if (destination_type !=
609 ACPI_GET_OBJECT_TYPE(source_desc)) {
608 if (destination_type != source_desc->common.type) {
610 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
611 "Explicit operator, will store (%s) over existing type (%s)\n",
612 acpi_ut_get_object_type_name
613 (source_desc),
614 acpi_ut_get_type_name
615 (destination_type)));
616 status = AE_TYPE;
617 }

--- 75 unchanged lines hidden --- 		609 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
610 "Explicit operator, will store (%s) over existing type (%s)\n",
611 acpi_ut_get_object_type_name
612 (source_desc),
613 acpi_ut_get_type_name
614 (destination_type)));
615 status = AE_TYPE;
616 }

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