151 lines
4.6 KiB
C
151 lines
4.6 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* RDP Licensing
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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 __LICENSE_H
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#define __LICENSE_H
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typedef struct rdp_license rdpLicense;
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#include "rdp.h"
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#include "crypto.h"
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#include <freerdp/freerdp.h>
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#include <freerdp/utils/debug.h>
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#include <freerdp/utils/stream.h>
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/* Licensing Packet Types */
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#define LICENSE_REQUEST 0x01
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#define PLATFORM_CHALLENGE 0x02
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#define NEW_LICENSE 0x03
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#define UPGRADE_LICENSE 0x04
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#define LICENSE_INFO 0x12
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#define NEW_LICENSE_REQUEST 0x13
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#define PLATFORM_CHALLENGE_RESPONSE 0x15
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#define ERROR_ALERT 0xFF
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#define LICENSE_PKT_CS_MASK (LICENSE_INFO | NEW_LICENSE_REQUEST | PLATFORM_CHALLENGE_RESPONSE | ERROR_ALERT)
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#define LICENSE_PKT_SC_MASK (LICENSE_REQUEST | PLATFORM_CHALLENGE | NEW_LICENSE | UPGRADE_LICENSE | ERROR_ALERT)
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#define LICENSE_PKT_MASK (LICENSE_PKT_CS_MASK | LICENSE_PKT_SC_MASK)
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#define LICENSE_PREAMBLE_LENGTH 4
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#define LICENSE_PACKET_HEADER_LENGTH (RDP_PACKET_HEADER_LENGTH + RDP_SECURITY_HEADER_LENGTH + LICENSE_PREAMBLE_LENGTH)
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/* Licensing Preamble Flags */
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#define PREAMBLE_VERSION_2_0 0x02
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#define PREAMBLE_VERSION_3_0 0x03
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#define LicenseProtocolVersionMask 0x0F
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#define EXTENDED_ERROR_MSG_SUPPORTED 0x80
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/* Licensing Binary Blob Types */
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#define BB_ANY_BLOB 0x0000
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#define BB_DATA_BLOB 0x0001
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#define BB_RANDOM_BLOB 0x0002
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#define BB_CERTIFICATE_BLOB 0x0003
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#define BB_ERROR_BLOB 0x0004
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#define BB_ENCRYPTED_DATA_BLOB 0x0009
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#define BB_KEY_EXCHG_ALG_BLOB 0x000D
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#define BB_SCOPE_BLOB 0x000E
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#define BB_CLIENT_USER_NAME_BLOB 0x000F
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#define BB_CLIENT_MACHINE_NAME_BLOB 0x0010
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/* Key Exchange Algorithms */
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#define KEY_EXCHANGE_ALG_RSA 0x00000001
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typedef struct
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{
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uint32 dwVersion;
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uint32 cbCompanyName;
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uint8* pbCompanyName;
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uint32 cbProductId;
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uint8* pbProductId;
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} PRODUCT_INFO;
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typedef struct
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{
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uint16 type;
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uint16 length;
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uint8* data;
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} LICENSE_BLOB;
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typedef struct
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{
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uint32 count;
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LICENSE_BLOB* array;
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} SCOPE_LIST;
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struct rdp_license
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{
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uint8 hwid[20];
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struct rdp_rdp* rdp;
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uint8 client_random[32];
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uint8 server_random[32];
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PRODUCT_INFO* product_info;
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LICENSE_BLOB* key_exchange_list;
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LICENSE_BLOB* server_certificate;
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LICENSE_BLOB* client_user_name;
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LICENSE_BLOB* client_machine_name;
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LICENSE_BLOB* encrypted_pre_master_secret;
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SCOPE_LIST* scope_list;
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};
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void license_send(rdpLicense* license, STREAM* s, uint8 type);
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void license_recv(rdpLicense* license, STREAM* s);
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STREAM* license_send_stream_init(rdpLicense* license);
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void license_generate_keys(rdpLicense* license);
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void license_generate_hwid(rdpLicense* license);
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PRODUCT_INFO* license_new_product_info();
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void license_free_product_info(PRODUCT_INFO* productInfo);
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void license_read_product_info(STREAM* s, PRODUCT_INFO* productInfo);
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LICENSE_BLOB* license_new_binary_blob(uint16 type);
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void license_free_binary_blob(LICENSE_BLOB* blob);
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void license_read_binary_blob(STREAM* s, LICENSE_BLOB* blob);
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void license_write_binary_blob(STREAM* s, LICENSE_BLOB* blob);
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SCOPE_LIST* license_new_scope_list();
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void license_free_scope_list(SCOPE_LIST* scopeList);
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void license_read_scope_list(STREAM* s, SCOPE_LIST* scopeList);
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void license_read_license_request_packet(rdpLicense* license, STREAM* s);
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void license_read_platform_challenge_packet(rdpLicense* license, STREAM* s);
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void license_read_new_license_packet(rdpLicense* license, STREAM* s);
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void license_read_upgrade_license_packet(rdpLicense* license, STREAM* s);
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void license_read_error_alert_packet(rdpLicense* license, STREAM* s);
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void license_write_new_license_request_packet(rdpLicense* license, STREAM* s);
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void license_send_new_license_request_packet(rdpLicense* license);
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void license_write_platform_challenge_response_packet(rdpLicense* license, STREAM* s);
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void license_send_platform_challenge_response_packet(rdpLicense* license);
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rdpLicense* license_new(rdpRdp* rdp);
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void license_free(rdpLicense* license);
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#define WITH_DEBUG_LICENSE 1
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#ifdef WITH_DEBUG_LICENSE
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#define DEBUG_LICENSE(fmt, ...) DEBUG_CLASS(LICENSE, fmt, ## __VA_ARGS__)
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#else
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#define DEBUG_LICENSE(fmt, ...) DEBUG_NULL(fmt, ## __VA_ARGS__)
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#endif
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#endif /* __LICENSE_H */
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