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add _strcpy function, fix bugs in getdomain and copying of cryptkey

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This commit is contained in:
Christopher Shepherd 2015-05-24 14:45:51 -04:00
parent 6cb4aa9f57
commit 94c243a313
1 changed files with 34 additions and 7 deletions
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41
src/SMBDEMO.S
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@ -1057,6 +1057,9 @@ SMB_deny_none = $40
SMB_sessid = 8
SMB_tmp1 = 12
SMB_tmp2 = 14
SMB_tmp3 = 16
SMB_tmp4 = 18
SMB_tmp5 = 20
* SMB session information
* TODO dynamically allocate these - see SMB_Init
@ -1274,30 +1277,29 @@ nft_far
bra getdomain
challenge_used lda #$0001
ldy #SMB_sess_challenge_used
ldy #SMB_sess_challenge_used-SMB_sess_begin
sta [SMB_sessid],y
lda SMB_input+SMB_header_size+36
lda SMB_input+SMB_header_size+37
ldy #SMB_sess_challenge-SMB_sess_begin
sta [SMB_sessid],y
iny
iny
lda SMB_input+SMB_header_size+38
lda SMB_input+SMB_header_size+39
sta [SMB_sessid],y
iny
iny
lda SMB_input+SMB_header_size+40
lda SMB_input+SMB_header_size+41
sta [SMB_sessid],y
iny
iny
lda SMB_input+SMB_header_size+42
lda SMB_input+SMB_header_size+43
sta [SMB_sessid],y ; save 8-byte challenge
getdomain ldy #SMB_sess_domain-SMB_sess_begin
ldx #00
gdloop lda SMB_input+SMB_header_size+45,x
and #$ff00
xba
and #$00ff
cmp #0000
beq eod
sta [SMB_sessid],y ; if this looks off to you, see how
@ -1388,6 +1390,8 @@ SMB_SetupAndX plx ; return address
lda [SMB_sessid],y
sta SMB_staging+SMB_header_size+23 ; session capabilities
* TODO copy username, password, native os, native lanmanager, update byte count, send result
jsr _SMB_Send
@ -1737,6 +1741,29 @@ SMB_PathInfo plx ; return address
* Internal subroutines for SMB stuff
*
* _strcpy - Copy a string somewhere...
* Arguments:
* Pointer to source (two words, on stack)
* Pointer to destination (two words, on stack)
* returns:
* Y = number of bytes copied (including terminating zero)
_strcpy plx
PullLong SMB_tmp1 ; Destination
PullLong SMB_tmp3 ; Source
phx
ldy #00
sep #$30
mx %11
_sclp lda [SMB_tmp3],y
sta [SMB_tmp1],y
cmp #00
beq _scrt
iny
bra _sclp
_scrt rep #$30
mx %00
rts
* _SMB_Check - Check to see if TCP received data is SMB
_SMB_Check lda SMB_input+SMB_offset_proto
cmp #SMB_proto1