#include <freerdp/config.h>
#include "settings.h"
#include "security.h"
#include <freerdp/log.h>
#include <winpr/crypto.h>

Macros
#define	TAG FREERDP_TAG("core")

Functions
static BOOL	security_salted_hash (const BYTE salt, size_t salt_len, const BYTE input, size_t length, const BYTE salt1, size_t salt1_len, const BYTE salt2, size_t salt2_len, BYTE *output, size_t out_len)

static BOOL	security_premaster_hash (const BYTE input, size_t length, const BYTE premaster_secret, size_t pre_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE *output, size_t out_len)

BOOL	security_master_secret (const BYTE premaster_secret, size_t pre_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE output, size_t out_len)

static BOOL	security_master_hash (const BYTE input, size_t length, const BYTE master_secret, size_t master_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE *output, size_t out_len)

BOOL	security_session_key_blob (const BYTE master_secret, size_t master_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE output, size_t out_len)

void	security_mac_salt_key (const BYTE session_key_blob, size_t session_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE output, size_t out_len)

static BOOL	security_md5_16_32_32 (const BYTE in0, const BYTE in1, const BYTE in2, BYTE output, size_t out_len)

static BOOL	security_md5_16_32_32_Allow_FIPS (const BYTE in0, const BYTE in1, const BYTE in2, BYTE output, size_t out_len)

BOOL	security_licensing_encryption_key (const BYTE session_key_blob, size_t session_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE output, size_t out_len)

static void	security_UINT32_le (BYTE *output, size_t out_len, UINT32 value)

BOOL	security_mac_data (const BYTE mac_salt_key, size_t mac_salt_key_length, const BYTE data, size_t length, BYTE *output, size_t output_length)

BOOL	security_mac_signature (rdpRdp rdp, const BYTE data, UINT32 length, BYTE *output, size_t out_len)

BOOL	security_salted_mac_signature (rdpRdp rdp, const BYTE data, UINT32 length, BOOL encryption, BYTE *output, size_t out_len)

static BOOL	security_A (const BYTE master_secret, size_t master_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE output, size_t out_len)

static BOOL	security_X (const BYTE master_secret, size_t master_len, const BYTE client_random, size_t client_len, const BYTE server_random, size_t server_len, BYTE output, size_t out_len)

static void	fips_expand_key_bits (const BYTE in, size_t in_len, BYTE out, size_t out_len)

BOOL	security_establish_keys (rdpRdp *rdp)

static BOOL	security_key_update (BYTE key, BYTE update_key, size_t key_len, rdpRdp *rdp)

BOOL	security_encrypt (BYTE data, size_t length, rdpRdp rdp)

BOOL	security_decrypt (BYTE data, size_t length, rdpRdp rdp)

BOOL	security_hmac_signature (const BYTE data, size_t length, BYTE output, size_t out_len, rdpRdp *rdp)

BOOL	security_fips_encrypt (BYTE data, size_t length, rdpRdp rdp)

BOOL	security_fips_decrypt (BYTE data, size_t length, rdpRdp rdp)

BOOL	security_fips_check_signature (const BYTE data, size_t length, const BYTE sig, size_t sig_len, rdpRdp *rdp)

BOOL	security_lock (rdpRdp *rdp)

BOOL	security_unlock (rdpRdp *rdp)

Variables
static const BYTE	A [] = { 'A' }

static const BYTE	BB [] = { 'B', 'B' }

static const BYTE	CCC [] = { 'C', 'C', 'C' }

static const BYTE	pad1 [40]

static const BYTE	pad2 [48]

static const BYTE	fips_reverse_table [256]

static const BYTE	fips_oddparity_table [256]

Macro Definition Documentation

◆ TAG

#define TAG FREERDP_TAG("core")

FreeRDP: A Remote Desktop Protocol Implementation RDP Security

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Function Documentation

◆ fips_expand_key_bits()

static void fips_expand_key_bits	(	const BYTE *	in,
		size_t	in_len,
		BYTE *	out,
		size_t	out_len
	)

static

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◆ security_A()

static BOOL security_A	(	const BYTE *	master_secret,
		size_t	master_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

static

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◆ security_decrypt()

BOOL security_decrypt	(	BYTE *	data,
		size_t	length,
		rdpRdp *	rdp
	)

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◆ security_encrypt()

BOOL security_encrypt	(	BYTE *	data,
		size_t	length,
		rdpRdp *	rdp
	)

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◆ security_establish_keys()

BOOL security_establish_keys ( rdpRdp * rdp )

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◆ security_fips_check_signature()

BOOL security_fips_check_signature	(	const BYTE *	data,
		size_t	length,
		const BYTE *	sig,
		size_t	sig_len,
		rdpRdp *	rdp
	)

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◆ security_fips_decrypt()

BOOL security_fips_decrypt	(	BYTE *	data,
		size_t	length,
		rdpRdp *	rdp
	)

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◆ security_fips_encrypt()

BOOL security_fips_encrypt	(	BYTE *	data,
		size_t	length,
		rdpRdp *	rdp
	)

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◆ security_hmac_signature()

BOOL security_hmac_signature	(	const BYTE *	data,
		size_t	length,
		BYTE *	output,
		size_t	out_len,
		rdpRdp *	rdp
	)

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◆ security_key_update()

static BOOL security_key_update	(	BYTE *	key,
		BYTE *	update_key,
		size_t	key_len,
		rdpRdp *	rdp
	)

static

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◆ security_licensing_encryption_key()

BOOL security_licensing_encryption_key	(	const BYTE *	session_key_blob,
		size_t	session_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

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◆ security_lock()

BOOL security_lock ( rdpRdp * rdp )

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◆ security_mac_data()

BOOL security_mac_data	(	const BYTE *	mac_salt_key,
		size_t	mac_salt_key_length,
		const BYTE *	data,
		size_t	length,
		BYTE *	output,
		size_t	output_length
	)

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◆ security_mac_salt_key()

void security_mac_salt_key	(	const BYTE *	session_key_blob,
		size_t	session_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

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◆ security_mac_signature()

BOOL security_mac_signature	(	rdpRdp *	rdp,
		const BYTE *	data,
		UINT32	length,
		BYTE *	output,
		size_t	out_len
	)

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◆ security_master_hash()

static BOOL security_master_hash	(	const BYTE *	input,
		size_t	length,
		const BYTE *	master_secret,
		size_t	master_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

static

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◆ security_master_secret()

BOOL security_master_secret	(	const BYTE *	premaster_secret,
		size_t	pre_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

FreeRDP: A Remote Desktop Protocol Implementation RDP Security

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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◆ security_md5_16_32_32()

static BOOL security_md5_16_32_32	(	const BYTE *	in0,
		const BYTE *	in1,
		const BYTE *	in2,
		BYTE *	output,
		size_t	out_len
	)

static

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◆ security_md5_16_32_32_Allow_FIPS()

static BOOL security_md5_16_32_32_Allow_FIPS	(	const BYTE *	in0,
		const BYTE *	in1,
		const BYTE *	in2,
		BYTE *	output,
		size_t	out_len
	)

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◆ security_premaster_hash()

static BOOL security_premaster_hash	(	const BYTE *	input,
		size_t	length,
		const BYTE *	premaster_secret,
		size_t	pre_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

static

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◆ security_salted_hash()

static BOOL security_salted_hash	(	const BYTE *	salt,
		size_t	salt_len,
		const BYTE *	input,
		size_t	length,
		const BYTE *	salt1,
		size_t	salt1_len,
		const BYTE *	salt2,
		size_t	salt2_len,
		BYTE *	output,
		size_t	out_len
	)

static

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◆ security_salted_mac_signature()

BOOL security_salted_mac_signature	(	rdpRdp *	rdp,
		const BYTE *	data,
		UINT32	length,
		BOOL	encryption,
		BYTE *	output,
		size_t	out_len
	)

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◆ security_session_key_blob()

BOOL security_session_key_blob	(	const BYTE *	master_secret,
		size_t	master_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

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◆ security_UINT32_le()

static void security_UINT32_le	(	BYTE *	output,
		size_t	out_len,
		UINT32	value
	)

static

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◆ security_unlock()

BOOL security_unlock ( rdpRdp * rdp )

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◆ security_X()

static BOOL security_X	(	const BYTE *	master_secret,
		size_t	master_len,
		const BYTE *	client_random,
		size_t	client_len,
		const BYTE *	server_random,
		size_t	server_len,
		BYTE *	output,
		size_t	out_len
	)

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Variable Documentation

◆ A

const BYTE A[] = { 'A' }

static

◆ BB

const BYTE BB[] = { 'B', 'B' }

static

◆ CCC

const BYTE CCC[] = { 'C', 'C', 'C' }

static

◆ fips_oddparity_table

const BYTE fips_oddparity_table[256]

static

Initial value:

= {
        0x01, 0x01, 0x02, 0x02, 0x04, 0x04, 0x07, 0x07, 0x08, 0x08, 0x0b, 0x0b, 0x0d, 0x0d, 0x0e, 0x0e,
        0x10, 0x10, 0x13, 0x13, 0x15, 0x15, 0x16, 0x16, 0x19, 0x19, 0x1a, 0x1a, 0x1c, 0x1c, 0x1f, 0x1f,
        0x20, 0x20, 0x23, 0x23, 0x25, 0x25, 0x26, 0x26, 0x29, 0x29, 0x2a, 0x2a, 0x2c, 0x2c, 0x2f, 0x2f,
        0x31, 0x31, 0x32, 0x32, 0x34, 0x34, 0x37, 0x37, 0x38, 0x38, 0x3b, 0x3b, 0x3d, 0x3d, 0x3e, 0x3e,
        0x40, 0x40, 0x43, 0x43, 0x45, 0x45, 0x46, 0x46, 0x49, 0x49, 0x4a, 0x4a, 0x4c, 0x4c, 0x4f, 0x4f,
        0x51, 0x51, 0x52, 0x52, 0x54, 0x54, 0x57, 0x57, 0x58, 0x58, 0x5b, 0x5b, 0x5d, 0x5d, 0x5e, 0x5e,
        0x61, 0x61, 0x62, 0x62, 0x64, 0x64, 0x67, 0x67, 0x68, 0x68, 0x6b, 0x6b, 0x6d, 0x6d, 0x6e, 0x6e,
        0x70, 0x70, 0x73, 0x73, 0x75, 0x75, 0x76, 0x76, 0x79, 0x79, 0x7a, 0x7a, 0x7c, 0x7c, 0x7f, 0x7f,
        0x80, 0x80, 0x83, 0x83, 0x85, 0x85, 0x86, 0x86, 0x89, 0x89, 0x8a, 0x8a, 0x8c, 0x8c, 0x8f, 0x8f,
        0x91, 0x91, 0x92, 0x92, 0x94, 0x94, 0x97, 0x97, 0x98, 0x98, 0x9b, 0x9b, 0x9d, 0x9d, 0x9e, 0x9e,
        0xa1, 0xa1, 0xa2, 0xa2, 0xa4, 0xa4, 0xa7, 0xa7, 0xa8, 0xa8, 0xab, 0xab, 0xad, 0xad, 0xae, 0xae,
        0xb0, 0xb0, 0xb3, 0xb3, 0xb5, 0xb5, 0xb6, 0xb6, 0xb9, 0xb9, 0xba, 0xba, 0xbc, 0xbc, 0xbf, 0xbf,
        0xc1, 0xc1, 0xc2, 0xc2, 0xc4, 0xc4, 0xc7, 0xc7, 0xc8, 0xc8, 0xcb, 0xcb, 0xcd, 0xcd, 0xce, 0xce,
        0xd0, 0xd0, 0xd3, 0xd3, 0xd5, 0xd5, 0xd6, 0xd6, 0xd9, 0xd9, 0xda, 0xda, 0xdc, 0xdc, 0xdf, 0xdf,
        0xe0, 0xe0, 0xe3, 0xe3, 0xe5, 0xe5, 0xe6, 0xe6, 0xe9, 0xe9, 0xea, 0xea, 0xec, 0xec, 0xef, 0xef,
        0xf1, 0xf1, 0xf2, 0xf2, 0xf4, 0xf4, 0xf7, 0xf7, 0xf8, 0xf8, 0xfb, 0xfb, 0xfd, 0xfd, 0xfe, 0xfe
}

◆ fips_reverse_table

const BYTE fips_reverse_table[256]

static

Initial value:

= {
        0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
        0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
        0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
        0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
        0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
        0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
        0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
        0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
        0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
        0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
        0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
        0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
        0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
        0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
        0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
        0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff
}

◆ pad1

const BYTE pad1[40]

static

Initial value:

= { "\x36\x36\x36\x36\x36\x36\x36\x36"
                                   "\x36\x36\x36\x36\x36\x36\x36\x36"
                                   "\x36\x36\x36\x36\x36\x36\x36\x36"
                                   "\x36\x36\x36\x36\x36\x36\x36\x36"
                                   "\x36\x36\x36\x36\x36\x36\x36\x36" }

◆ pad2

const BYTE pad2[48]

static

Initial value:

= { "\x5C\x5C\x5C\x5C\x5C\x5C\x5C\x5C"
                                   "\x5C\x5C\x5C\x5C\x5C\x5C\x5C\x5C"
                                   "\x5C\x5C\x5C\x5C\x5C\x5C\x5C\x5C"
                                   "\x5C\x5C\x5C\x5C\x5C\x5C\x5C\x5C"
                                   "\x5C\x5C\x5C\x5C\x5C\x5C\x5C\x5C"
                                   "\x5C\x5C\x5C\x5C\x5C\x5C\x5C\x5C" }

Macros

Functions

Variables

Macro Definition Documentation

◆ TAG

Function Documentation

◆ fips_expand_key_bits()

◆ security_A()

◆ security_decrypt()

◆ security_encrypt()

◆ security_establish_keys()

◆ security_fips_check_signature()

◆ security_fips_decrypt()

◆ security_fips_encrypt()

◆ security_hmac_signature()

◆ security_key_update()

◆ security_licensing_encryption_key()

◆ security_lock()

◆ security_mac_data()

◆ security_mac_salt_key()

◆ security_mac_signature()

◆ security_master_hash()

◆ security_master_secret()

◆ security_md5_16_32_32()

◆ security_md5_16_32_32_Allow_FIPS()

◆ security_premaster_hash()

◆ security_salted_hash()

◆ security_salted_mac_signature()

◆ security_session_key_blob()

◆ security_UINT32_le()

◆ security_unlock()

◆ security_X()

Variable Documentation

◆ A

◆ BB

◆ CCC

◆ fips_oddparity_table

◆ fips_reverse_table

◆ pad1

◆ pad2