823 lines
24 KiB
NASM
823 lines
24 KiB
NASM
; ssh.asm - SSH client for KolibriOS
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;
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; Copyright (C) 2015-2017 Jeffrey Amelynck
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;
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; This program is free software: you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation, either version 3 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program. If not, see <http://www.gnu.org/licenses/>.
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format binary as ""
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__DEBUG__ = 1
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__DEBUG_LEVEL__ = 2 ; 1: Extreme debugging, 2: Debugging, 3: Errors only
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BUFFERSIZE = 4096
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MAX_BITS = 8192
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DH_PRIVATE_KEY_SIZE = 256
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use32
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db 'MENUET01' ; signature
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dd 1 ; header version
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dd start ; entry point
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dd i_end ; initialized size
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dd mem+65536 ; required memory
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dd mem+65536 ; stack pointer
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dd params ; parameters
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dd 0 ; path
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include '../../macros.inc'
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;include '../../struct.inc'
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purge mov,add,sub
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include '../../proc32.inc'
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include '../../dll.inc'
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include '../../debug-fdo.inc'
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include '../../network.inc'
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include '../../develop/libraries/libcrash/trunk/libcrash.inc'
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include 'mcodes.inc'
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include 'ssh_transport.inc'
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include 'dh_gex.inc'
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include 'mpint.inc'
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include 'random.inc'
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include 'aes256.inc'
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include 'aes256-ctr.inc'
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include 'aes256-cbc.inc'
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include 'hmac_sha256.inc'
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include 'hmac_sha1.inc'
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include 'hmac_md5.inc'
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; macros for network byte order
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macro dd_n op {
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dd 0 or (((op) and 0FF000000h) shr 24) or \
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(((op) and 000FF0000h) shr 8) or \
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(((op) and 00000FF00h) shl 8) or \
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(((op) and 0000000FFh) shl 24)
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}
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macro dw_n op {
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dw 0 or (((op) and 0FF00h) shr 8) or \
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(((op) and 000FFh) shl 8)
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}
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proc dump_hex _ptr, _length
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if __DEBUG_LEVEL__ <= 1
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pushad
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mov esi, [_ptr]
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mov ecx, [_length]
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.next_dword:
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lodsd
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bswap eax
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DEBUGF 1,'%x',eax
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loop .next_dword
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DEBUGF 1,'\n'
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popad
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ret
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end if
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endp
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struct ssh_connection
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; Connection
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hostname rb 1024
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socketnum dd ?
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sockaddr dw ? ; Address family
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port dw ?
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ip dd ?
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rb 10
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; Encryption/Decryption
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rx_crypt_proc dd ?
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tx_crypt_proc dd ?
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rx_crypt_ctx_ptr dd ?
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tx_crypt_ctx_ptr dd ?
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rx_crypt_blocksize dd ?
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tx_crypt_blocksize dd ?
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; Message authentication
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rx_mac_proc dd ?
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tx_mac_proc dd ?
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rx_mac_ctx hmac_sha256_context
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tx_mac_ctx hmac_sha256_context
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rx_mac_length dd ?
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tx_mac_length dd ?
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; Buffers
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rx_seq dd ? ; Packet sequence number for MAC
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rx_buffer ssh_packet_header
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rb BUFFERSIZE-sizeof.ssh_packet_header
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tx_seq dd ? ; Packet sequence number for MAC
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tx_buffer ssh_packet_header
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rb BUFFERSIZE-sizeof.ssh_packet_header
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send_data dw ?
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; Output from key exchange
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dh_K dd ? ; Shared Secret (Big endian)
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rb MAX_BITS/8
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dh_K_length dd ? ; Length in little endian
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dh_H rb 32 ; Exchange Hash
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session_id_prefix db ?
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session_id rb 32
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rx_iv rb 32 ; Rx initialisation vector
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tx_iv rb 32 ; Tx initialisation vector
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rx_enc_key rb 32 ; Rx encryption key
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tx_enc_key rb 32 ; Tx encryption key
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rx_int_key rb 32 ; Rx integrity key
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tx_int_key rb 32 ; Tx integrity key
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; Diffie Hellman
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dh_p dd ?
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rb MAX_BITS/8
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dh_g dd ?
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rb MAX_BITS/8
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dh_x dd ?
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rb MAX_BITS/8
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dh_e dd ?
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rb MAX_BITS/8
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dh_f dd ?
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rb MAX_BITS/8
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dh_signature dd ?
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rb MAX_BITS/8
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temp_ctx ctx_sha224256
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k_h_ctx ctx_sha224256
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mpint_tmp dd ?
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rb MAX_BITS/8
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ends
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start:
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mcall 68, 11 ; Init heap
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DEBUGF 2, "SSH: Loading libraries\n"
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stdcall dll.Load, @IMPORT
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test eax, eax
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jnz exit
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DEBUGF 2, "SSH: Init PRNG\n"
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call init_random
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DEBUGF 2, "SSH: Init Console\n"
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invoke con_start, 1
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invoke con_init, 80, 25, 80, 25, title
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; Check for parameters TODO
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; cmp byte[params], 0
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; jne resolve
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main:
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invoke con_cls
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; Welcome user
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invoke con_write_asciiz, str1
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prompt:
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; write prompt
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invoke con_write_asciiz, str2
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; read string
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mov esi, con.hostname
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invoke con_gets, esi, 256
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; check for exit
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test eax, eax
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jz done
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cmp byte[esi], 10
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jz done
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resolve:
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mov [con.sockaddr], AF_INET4
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mov [con.port], 22 shl 8
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; delete terminating '\n'
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mov esi, con.hostname
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@@:
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lodsb
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cmp al, ':'
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je .do_port
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cmp al, 0x20
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ja @r
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mov byte[esi-1], 0
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jmp .done
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.do_port:
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xor eax, eax
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xor ebx, ebx
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mov byte[esi-1], 0
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.portloop:
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lodsb
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cmp al, 0x20
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jbe .port_done
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sub al, '0'
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jb hostname_error
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cmp al, 9
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ja hostname_error
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lea ebx, [ebx*4+ebx]
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shl ebx, 1
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add ebx, eax
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jmp .portloop
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.port_done:
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xchg bl, bh
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mov [con.port], bx
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.done:
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; resolve name
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push esp ; reserve stack place
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push esp
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invoke getaddrinfo, con.hostname, 0, 0
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pop esi
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; test for error
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test eax, eax
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jnz dns_error
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invoke con_cls
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invoke con_write_asciiz, str3
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invoke con_write_asciiz, con.hostname
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; write results
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invoke con_write_asciiz, str8
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; convert IP address to decimal notation
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mov eax, [esi+addrinfo.ai_addr]
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mov eax, [eax+sockaddr_in.sin_addr]
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mov [con.ip], eax
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invoke inet_ntoa, eax
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; write result
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invoke con_write_asciiz, eax
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; free allocated memory
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invoke freeaddrinfo, esi
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invoke con_write_asciiz, str9
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mcall 40, EVM_STACK + EVM_KEY
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invoke con_cls
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; Create socket
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mcall socket, AF_INET4, SOCK_STREAM, 0
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cmp eax, -1
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jz socket_err
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mov [con.socketnum], eax
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; Connect
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DEBUGF 2, "Connecting to server\n"
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mcall connect, [con.socketnum], con.sockaddr, 18
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test eax, eax
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jnz socket_err
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; Start calculating hash
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invoke sha256_init, con.temp_ctx
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; HASH: string V_C, the client's version string (CR and NL excluded)
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invoke sha256_update, con.temp_ctx, ssh_ident_ha, ssh_ident.length+4-2
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; >> Send our identification string
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DEBUGF 2, "Sending ID string\n"
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mcall send, [con.socketnum], ssh_ident, ssh_ident.length, 0
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cmp eax, -1
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je socket_err
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; << Check protocol version of server
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mcall recv, [con.socketnum], con.rx_buffer, BUFFERSIZE, 0
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cmp eax, -1
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je socket_err
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DEBUGF 2, "Received ID string\n"
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cmp dword[con.rx_buffer], "SSH-"
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jne proto_err
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cmp dword[con.rx_buffer+4], "2.0-"
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jne proto_err
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; HASH: string V_S, the server's version string (CR and NL excluded)
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lea edx, [eax+2]
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sub eax, 2
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bswap eax
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mov dword[con.rx_buffer-4], eax
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invoke sha256_update, con.temp_ctx, con.rx_buffer-4, edx
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; >> Key Exchange init
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mov [con.rx_seq], 0
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mov [con.tx_seq], 0
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mov [con.rx_crypt_blocksize], 4 ; minimum blocksize
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mov [con.tx_crypt_blocksize], 4
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mov [con.rx_crypt_proc], 0
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mov [con.tx_crypt_proc], 0
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mov [con.rx_mac_proc], 0
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mov [con.tx_mac_proc], 0
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mov [con.rx_mac_length], 0
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mov [con.tx_mac_length], 0
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DEBUGF 2, "Sending KEX init\n"
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mov edi, ssh_kex.cookie
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call MBRandom
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stosd
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call MBRandom
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stosd
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call MBRandom
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stosd
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call MBRandom
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stosd
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stdcall ssh_send_packet, con, ssh_kex, ssh_kex.length, 0
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cmp eax, -1
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je socket_err
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; HASH: string I_C, the payload of the client's SSH_MSG_KEXINIT
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mov eax, dword[con.tx_buffer+ssh_packet_header.packet_length]
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bswap eax
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movzx ebx, [con.tx_buffer+ssh_packet_header.padding_length]
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sub eax, ebx
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dec eax
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lea edx, [eax+4]
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bswap eax
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mov dword[con.tx_buffer+1], eax
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invoke sha256_update, con.temp_ctx, con.tx_buffer+1, edx
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; << Check key exchange init of server
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stdcall ssh_recv_packet, con, 0
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cmp eax, -1
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je socket_err
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cmp [con.rx_buffer.message_code], SSH_MSG_KEXINIT
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jne proto_err
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DEBUGF 2, "Received KEX init\n"
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lea esi, [con.rx_buffer+sizeof.ssh_packet_header+16]
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lodsd
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bswap eax
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DEBUGF 1, "kex_algorithms: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "server_host_key_algorithms: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "encryption_algorithms_client_to_server: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "encryption_algorithms_server_to_client: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "mac_algorithms_client_to_server: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "mac_algorithms_server_to_client: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "compression_algorithms_client_to_server: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "compression_algorithms_server_to_client: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "languages_client_to_server: %s\n", esi
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add esi, eax
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lodsd
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bswap eax
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DEBUGF 1, "languages_server_to_client: %s\n", esi
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add esi, eax
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lodsb
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DEBUGF 1, "KEX First Packet Follows: %u\n", al
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; TODO: parse this structure and init procedures accordingly
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; HASH: string I_S, the payload of the servers's SSH_MSG_KEXINIT
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mov eax, dword[con.rx_buffer+ssh_packet_header.packet_length]
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movzx ebx, [con.rx_buffer+ssh_packet_header.padding_length]
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sub eax, ebx
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dec eax
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lea edx, [eax+4]
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bswap eax
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mov dword[con.rx_buffer+sizeof.ssh_packet_header-5], eax
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invoke sha256_update, con.temp_ctx, con.rx_buffer+sizeof.ssh_packet_header-5, edx
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; Exchange keys with the server
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stdcall dh_gex
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test eax, eax
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jnz exit
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; Set keys
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DEBUGF 2, "SSH: Setting encryption keys\n"
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stdcall aes256_cbc_init, con.rx_iv
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mov [con.rx_crypt_ctx_ptr], eax
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stdcall aes256_set_decrypt_key, eax, con.rx_enc_key
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mov [con.rx_crypt_proc], aes256_cbc_decrypt
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mov [con.rx_crypt_blocksize], AES256_BLOCKSIZE
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stdcall aes256_cbc_init, con.tx_iv
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mov [con.tx_crypt_ctx_ptr], eax
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stdcall aes256_set_encrypt_key, eax, con.tx_enc_key
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mov [con.tx_crypt_proc], aes256_cbc_encrypt
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mov [con.tx_crypt_blocksize], AES256_BLOCKSIZE
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stdcall hmac_sha256_setkey, con.rx_mac_ctx, con.rx_int_key, SHA256_HASH_SIZE
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mov [con.rx_mac_proc], hmac_sha256
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mov [con.rx_mac_length], SHA256_HASH_SIZE
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stdcall hmac_sha256_setkey, con.tx_mac_ctx, con.tx_int_key, SHA256_HASH_SIZE
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mov [con.tx_mac_proc], hmac_sha256
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mov [con.tx_mac_length], SHA256_HASH_SIZE
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; TODO: erase all keys from memory and free the memory
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; >> Request service (user-auth)
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DEBUGF 2, "SSH: Requesting service\n"
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stdcall ssh_send_packet, con, ssh_request_service, ssh_request_service.length, 0
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cmp eax, -1
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je socket_err
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; << Check for service acceptance
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stdcall ssh_recv_packet, con, 0
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cmp eax, -1
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je socket_err
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cmp [con.rx_buffer.message_code], SSH_MSG_SERVICE_ACCEPT
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jne proto_err
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; >> Request user authentication
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; TODO: Request username from the user
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; invoke con_write_asciiz, str12
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; invoke con_gets, username, 256
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; test eax, eax
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; jz done
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; TODO: implement password authentication
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DEBUGF 2, "SSH: User authentication\n"
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stdcall ssh_send_packet, con, ssh_request_userauth, ssh_request_userauth.length, 0
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cmp eax, -1
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je socket_err
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; << Check for userauth acceptance
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stdcall ssh_recv_packet, con, 0
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cmp eax, -1
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je socket_err
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cmp [con.rx_buffer.message_code], SSH_MSG_USERAUTH_SUCCESS
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jne proto_err
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; >> Open channel
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DEBUGF 2, "SSH: Open channel\n"
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stdcall ssh_send_packet, con, ssh_channel_open, ssh_channel_open.length, 0
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cmp eax, -1
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je socket_err
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; << Check for channel open confirmation
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stdcall ssh_recv_packet, con, 0
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cmp eax, -1
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je socket_err
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cmp [con.rx_buffer.message_code], SSH_MSG_CHANNEL_OPEN_CONFIRMATION
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jne proto_err
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; >> Channel request: pty
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DEBUGF 2, "SSH: Request pty\n"
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stdcall ssh_send_packet, con, ssh_channel_request, ssh_channel_request.length, 0
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cmp eax, -1
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je socket_err
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; << Check for channel request confirmation
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stdcall ssh_recv_packet, con, 0
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cmp eax, -1
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je socket_err
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cmp [con.rx_buffer.message_code], SSH_MSG_CHANNEL_SUCCESS
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jne proto_err
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; >> Channel request: shell
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DEBUGF 2, "SSH: Request shell\n"
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stdcall ssh_send_packet, con, ssh_shell_request, ssh_shell_request.length, 0
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cmp eax, -1
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je socket_err
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; << Check for channel request confirmation (FIXME: this may not be first packet!)
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; stdcall ssh_recv_packet, con, 0
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; cmp eax, -1
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; je socket_err
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; cmp [con.rx_buffer.message_code], SSH_MSG_CHANNEL_SUCCESS
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; jne proto_err
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; Launch network thread
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mcall 18, 7
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push eax
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mcall 51, 1, thread, mem - 2048
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pop ecx
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mcall 18, 3
|
|
|
|
mainloop:
|
|
call [con_get_flags]
|
|
test eax, 0x200 ; con window closed?
|
|
jnz exit
|
|
|
|
stdcall ssh_recv_packet, con, 0
|
|
cmp eax, 0
|
|
jbe closed
|
|
|
|
cmp [con.rx_buffer.message_code], SSH_MSG_CHANNEL_DATA
|
|
jne .dump
|
|
|
|
mov eax, dword[con.rx_buffer.message_code+5]
|
|
bswap eax
|
|
DEBUGF 1, 'SSH: got %u bytes of data !\n', eax
|
|
|
|
lea esi, [con.rx_buffer.message_code+5+4]
|
|
mov ecx, eax
|
|
lea edi, [esi + eax]
|
|
mov byte [edi], 0
|
|
invoke con_write_asciiz, esi
|
|
jmp mainloop
|
|
|
|
.dump:
|
|
lea esi, [con.rx_buffer]
|
|
mov ecx, eax
|
|
pusha
|
|
@@:
|
|
lodsb
|
|
DEBUGF 1, "%x ", eax:2
|
|
dec ecx
|
|
jnz @r
|
|
popa
|
|
DEBUGF 1, "\n"
|
|
jmp mainloop
|
|
|
|
|
|
proto_err:
|
|
DEBUGF 3, "SSH: protocol error\n"
|
|
invoke con_write_asciiz, str7
|
|
jmp prompt
|
|
|
|
socket_err:
|
|
DEBUGF 3, "SSH: socket error %d\n", ebx
|
|
invoke con_write_asciiz, str6
|
|
jmp prompt
|
|
|
|
dns_error:
|
|
DEBUGF 3, "SSH: DNS error %d\n", eax
|
|
invoke con_write_asciiz, str5
|
|
jmp prompt
|
|
|
|
hostname_error:
|
|
invoke con_write_asciiz, str10
|
|
jmp prompt
|
|
|
|
closed:
|
|
invoke con_write_asciiz, str11
|
|
jmp prompt
|
|
|
|
done:
|
|
invoke con_exit, 1
|
|
exit:
|
|
DEBUGF 3, "SSH: Exiting\n"
|
|
mcall close, [con.socketnum]
|
|
mcall -1
|
|
|
|
|
|
thread:
|
|
mcall 40, 0
|
|
.loop:
|
|
invoke con_getch2
|
|
mov [ssh_channel_data+9], al
|
|
stdcall ssh_send_packet, con, ssh_channel_data, ssh_channel_data.length, 0
|
|
|
|
invoke con_get_flags
|
|
test eax, 0x200 ; con window closed?
|
|
jz .loop
|
|
mcall -1
|
|
|
|
; data
|
|
title db 'Secure Shell',0
|
|
str1 db 'SSH client for KolibriOS',10,10,\
|
|
'Please enter URL of SSH server (host:port)',10,10,0
|
|
str2 db '> ',0
|
|
str3 db 'Connecting to ',0
|
|
str4 db 10,0
|
|
str5 db 'Name resolution failed.',10,10,0
|
|
str6 db 'A socket error occured.',10,10,0
|
|
str7 db 'A protocol error occured.',10,10,0
|
|
str8 db ' (',0
|
|
str9 db ')',10,0
|
|
str10 db 'Invalid hostname.',10,10,0
|
|
str11 db 10,'Remote host closed the connection.',10,10,0
|
|
str12 db 'Enter username: ',0
|
|
|
|
ssh_ident_ha:
|
|
dd_n (ssh_ident.length-2)
|
|
ssh_ident:
|
|
db "SSH-2.0-KolibriOS_SSH_0.02",13,10
|
|
.length = $ - ssh_ident
|
|
|
|
ssh_kex:
|
|
db SSH_MSG_KEXINIT
|
|
.cookie:
|
|
rd 4
|
|
.kex_algorithms:
|
|
dd_n .server_host_key_algorithms - .kex_algorithms - 4
|
|
db "diffie-hellman-group-exchange-sha256" ; diffie-hellman-group-exchange-sha1
|
|
.server_host_key_algorithms:
|
|
dd_n .encryption_algorithms_client_to_server - .server_host_key_algorithms - 4
|
|
db "ssh-rsa" ;,ssh-dss
|
|
.encryption_algorithms_client_to_server:
|
|
dd_n .encryption_algorithms_server_to_client - .encryption_algorithms_client_to_server - 4
|
|
db "aes256-cbc" ;,aes256-ctr,aes256-cbc,rijndael-cbc@lysator.liu.se,aes192-ctr,aes192-cbc,aes128-ctr,aes128-cbc,blowfish-ctr,blowfish-cbc,3des-ctr,3des-cbc,arcfour256,arcfour128"
|
|
.encryption_algorithms_server_to_client:
|
|
dd_n .mac_algorithms_client_to_server - .encryption_algorithms_server_to_client - 4
|
|
db "aes256-cbc" ;,aes256-ctr,aes256-cbc,rijndael-cbc@lysator.liu.se,aes192-ctr,aes192-cbc,aes128-ctr,aes128-cbc,blowfish-ctr,blowfish-cbc,3des-ctr,3des-cbc,arcfour256,arcfour128"
|
|
.mac_algorithms_client_to_server:
|
|
dd_n .mac_algorithms_server_to_client - .mac_algorithms_client_to_server - 4
|
|
db "hmac-sha2-256" ;,hmac-sha1,hmac-sha1-96,hmac-md5"
|
|
.mac_algorithms_server_to_client:
|
|
dd_n .compression_algorithms_client_to_server - .mac_algorithms_server_to_client - 4
|
|
db "hmac-sha2-256" ;,hmac-sha1,hmac-sha1-96,hmac-md5"
|
|
.compression_algorithms_client_to_server:
|
|
dd_n .compression_algorithms_server_to_client - .compression_algorithms_client_to_server - 4
|
|
db "none" ;,zlib"
|
|
.compression_algorithms_server_to_client:
|
|
dd_n .languages_client_to_server - .compression_algorithms_server_to_client - 4
|
|
db "none" ;,zlib"
|
|
.languages_client_to_server:
|
|
dd_n .languages_server_to_client - .languages_client_to_server - 4
|
|
db ""
|
|
.languages_server_to_client:
|
|
dd_n .first_kex_packet_follows - .languages_server_to_client - 4
|
|
db ""
|
|
.first_kex_packet_follows:
|
|
db 0
|
|
.reserved:
|
|
dd_n 0
|
|
.length = $ - ssh_kex
|
|
|
|
|
|
ssh_gex_req:
|
|
db SSH_MSG_KEX_DH_GEX_REQUEST
|
|
dd_n 8192/4 ; DH GEX min
|
|
dd_n 8192/2 ; DH GEX number of bits
|
|
dd_n 8192 ; DH GEX Max
|
|
.length = $ - ssh_gex_req
|
|
|
|
|
|
ssh_new_keys:
|
|
db SSH_MSG_NEWKEYS
|
|
.length = $ - ssh_new_keys
|
|
|
|
|
|
ssh_request_service:
|
|
db SSH_MSG_SERVICE_REQUEST
|
|
dd_n 12 ; String length
|
|
db "ssh-userauth" ; Service name
|
|
.length = $ - ssh_request_service
|
|
|
|
|
|
ssh_request_userauth:
|
|
db SSH_MSG_USERAUTH_REQUEST
|
|
dd_n 12
|
|
dd_n 8
|
|
db "username" ; user name in ISO-10646 UTF-8 encoding [RFC3629]
|
|
dd_n 14
|
|
db "ssh-connection" ; service name in US-ASCII
|
|
dd_n 4
|
|
db "none" ; method name in US-ASCII
|
|
; Other options: publickey, password, hostbased
|
|
.length = $ - ssh_request_userauth
|
|
|
|
|
|
ssh_channel_open:
|
|
db SSH_MSG_CHANNEL_OPEN
|
|
dd_n 7
|
|
db "session"
|
|
dd_n 0 ; Sender channel
|
|
dd_n 1024 ; Initial window size
|
|
dd_n 1024 ; maximum packet size
|
|
.length = $ - ssh_channel_open
|
|
|
|
ssh_channel_request:
|
|
db SSH_MSG_CHANNEL_REQUEST
|
|
dd_n 0 ; Recipient channel
|
|
dd_n 7
|
|
db "pty-req"
|
|
db 1 ; Bool: want reply
|
|
dd_n 5
|
|
db "xterm"
|
|
dd_n 80 ; terminal width (rows)
|
|
dd_n 25 ; terminal height (rows)
|
|
dd_n 0 ; terminal width (pixels)
|
|
dd_n 0 ; terminal height (pixels)
|
|
|
|
dd_n 0 ; list of supported opcodes
|
|
.length = $ - ssh_channel_request
|
|
|
|
ssh_shell_request:
|
|
db SSH_MSG_CHANNEL_REQUEST
|
|
dd_n 0 ; Recipient channel
|
|
dd_n 5
|
|
db "shell"
|
|
db 1 ; Bool: want reply
|
|
.length = $ - ssh_shell_request
|
|
|
|
ssh_channel_data:
|
|
db SSH_MSG_CHANNEL_DATA
|
|
dd_n 0 ; Sender channel
|
|
dd_n 1
|
|
db ?
|
|
.length = $ - ssh_channel_data
|
|
|
|
|
|
include_debug_strings
|
|
|
|
align 4
|
|
@IMPORT:
|
|
|
|
library network, 'network.obj', \
|
|
console, 'console.obj', \
|
|
libcrash, 'libcrash.obj'
|
|
|
|
import network, \
|
|
getaddrinfo, 'getaddrinfo', \
|
|
freeaddrinfo, 'freeaddrinfo', \
|
|
inet_ntoa, 'inet_ntoa'
|
|
|
|
import console, \
|
|
con_start, 'START', \
|
|
con_init, 'con_init', \
|
|
con_write_asciiz, 'con_write_asciiz', \
|
|
con_exit, 'con_exit', \
|
|
con_gets, 'con_gets', \
|
|
con_cls, 'con_cls', \
|
|
con_getch2, 'con_getch2', \
|
|
con_set_cursor_pos, 'con_set_cursor_pos', \
|
|
con_write_string, 'con_write_string', \
|
|
con_get_flags, 'con_get_flags'
|
|
|
|
import libcrash, \
|
|
sha256_init, 'sha256_init', \
|
|
sha256_update, 'sha256_update', \
|
|
sha256_final, 'sha256_final',\
|
|
sha1_init, 'sha1_init', \
|
|
sha1_update, 'sha1_update', \
|
|
sha1_final, 'sha1_final', \
|
|
md5_init, 'md5_init', \
|
|
md5_update, 'md5_update', \
|
|
md5_final, 'md5_final'
|
|
|
|
IncludeIGlobals
|
|
|
|
i_end:
|
|
|
|
IncludeUGlobals
|
|
|
|
params rb 1024
|
|
|
|
con ssh_connection
|
|
|
|
mem:
|