2011-07-04 06:47:35 +04:00
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/**
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* FreeRDP: A Remote Desktop Protocol Client
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* ASN.1 Basic Encoding Rules (BER)
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*
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* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __BER_H
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#define __BER_H
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2011-07-07 23:35:09 +04:00
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#include <freerdp/types.h>
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2011-07-04 06:47:35 +04:00
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#include <freerdp/utils/stream.h>
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/* BER type */
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/* Class - bits 8 and 7 */
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#define BER_CLASS_MASK 0xC0
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#define BER_CLASS_UNIV 0x00 /* 0 0 */
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#define BER_CLASS_APPL 0x40 /* 0 1 */
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#define BER_CLASS_CTXT 0x80 /* 1 0 */
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#define BER_CLASS_PRIV 0xC0 /* 1 1 */
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/* P/C - bit 6 */
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#define BER_PC_MASK 0x20
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#define BER_PRIMITIVE 0x00 /* 0 */
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#define BER_CONSTRUCT 0x20 /* 1 */
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/* Tag - bits 5 to 1 */
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#define BER_TAG_MASK 0x1F
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#define BER_TAG_BOOLEAN 0x01
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#define BER_TAG_INTEGER 0x02
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#define BER_TAG_OCTET_STRING 0x04
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2011-07-08 00:38:41 +04:00
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#define BER_TAG_SEQUENCE_OF 0x10
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2011-07-04 06:47:35 +04:00
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2011-07-07 23:35:09 +04:00
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void ber_write_length(STREAM* s, int length);
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2011-07-07 23:51:23 +04:00
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void ber_write_universal_tag(STREAM* s, uint8 tag);
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2011-07-07 23:35:09 +04:00
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void ber_write_application_tag(STREAM* s, uint8 tag, int length);
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2011-07-08 00:38:41 +04:00
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void ber_write_sequence_of_tag(STREAM* s, int length);
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2011-07-07 23:35:09 +04:00
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void ber_write_octet_string(STREAM* s, uint8* oct_str, int length);
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void ber_write_boolean(STREAM* s, boolean value);
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void ber_write_integer(STREAM* s, uint32 value);
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2011-07-04 06:47:35 +04:00
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#endif /* __BER_H */
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