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WIZ_BASE_ADDR EQU 0x00ab
WIZ_SOCK0_HNDL EQU 8
WIZ_REGAD_PORT EQU 0x8100+WIZ_BASE_ADDR
WIZ_CNT_PORT EQU 0x8200+WIZ_BASE_ADDR
WIZ_CNT_INV_A0 EQU 0x08
WIZ_CNT_WIZPORTS EQU 0x10
WIZ_CNT_USBHOST EQU 0x40
WIZ_S_MR EQU 0x01
WIZ_S_CR EQU 0x03
WIZ_S_SSR EQU 0x09
WIZ_S_PORTR_H EQU 0x0a
WIZ_S_PORTR_L EQU 0x0b
WIZ_S_DPORTR_H EQU 0x12
WIZ_S_DPORTR_L EQU 0x13
WIZ_S_DIPR0 EQU 0x14
WIZ_S_DIPR1 EQU 0x15
WIZ_S_DIPR2 EQU 0x16
WIZ_S_DIPR3 EQU 0x17
WIZ_S_WRSR_H EQU 0x22
WIZ_S_WRSR_L EQU 0x23
WIZ_S_FSR_H EQU 0x26
WIZ_S_FSR_L EQU 0x27
WIZ_S_RX_RSR_H EQU 0x2a
WIZ_S_RX_RSR_L EQU 0x2b
WIZ_S_TX_H EQU 0x2e
WIZ_S_TX_L EQU 0x2f
WIZ_S_RX_H EQU 0x30
WIZ_S_RX_L EQU 0x31
IPPROTO_TCP EQU 6
IPPROTO_UDP EQU 17
AF_UNSPEC EQU 0
AF_INET EQU 2
AF_INET6 EQU 23
SOCK_STREAM EQU 0x01 ;tcp/ip
SOCK_DGRAM EQU 0x03 ;udp/ip
SHUT_RDWR EQU 2
ERR_EAGAIN EQU 35 ;/* Try again */
ERR_EWOULDBLOCK EQU ERR_EAGAIN ;/* Operation would block */
ERR_INTR EQU 4
ERR_NFILE EQU 23
ERR_ALREADY EQU 37
ERR_NOTSOCK EQU 38
ERR_EMSGSIZE EQU 40 ;/* Message too long */
ERR_PROTOTYPE EQU 41
ERR_AFNOSUPPORT EQU 47
ERR_HOSTUNREACH EQU 65
ERR_CONNRESET EQU 54
ERR_NOTCONN EQU 57
;struct sockaddr_in {unsigned char sin_family;unsigned short sin_port;
; struct in_addr sin_addr;char sin_zero[8];};
;/***************************************/
;/* The bit of Sn_MR regsiter defintion */
;/***************************************/
Sn_MR_ALIGN EQU (1 << 8) ;< Alignment bit of Sn_MR. */
Sn_MR_MULTI EQU (1 << 7) ;< Multicasting bit of Sn_MR. */
Sn_MR_MF EQU (1 << 6) ;< MAC filter bit of Sn_MR. */
Sn_MR_IGMPv EQU (1 << 5) ;< IGMP version bit of Sn_MR. */
Sn_MR_ND EQU (1 << 5) ;< No delayed ack bit of Sn_MR. */
Sn_MR_CLOSE EQU 0x00 ;< Protocol bits of Sn_MR. */
Sn_MR_TCP EQU 0x01 ;< Protocol bits of Sn_MR. */
Sn_MR_UDP EQU 0x02 ;< Protocol bits of Sn_MR. */
Sn_MR_IPRAW EQU 0x03 ;< Protocol bits of Sn_MR. */
Sn_MR_MACRAW EQU 0x04 ;< Protocol bits of Sn_MR. */
Sn_MR_PPPoE EQU 0x05 ;< Protocol bits of Sn_MR. */
;/******************************/
;/* The values of CR defintion */
;/******************************/
Sn_CR_OPEN EQU 0x01 ;< OPEN command value of Sn_CR. */
Sn_CR_LISTEN EQU 0x02 ;< LISTEN command value of Sn_CR. */
Sn_CR_CONNECT EQU 0x04 ;< CONNECT command value of Sn_CR. */
Sn_CR_DISCON EQU 0x08 ;< DISCONNECT command value of Sn_CR. */
Sn_CR_CLOSE EQU 0x10 ;< CLOSE command value of Sn_CR. */
Sn_CR_SEND EQU 0x20 ;< SEND command value of Sn_CR. */
Sn_CR_SEND_MAC EQU 0x21 ;< SEND_MAC command value of Sn_CR. */
Sn_CR_SEND_KEEP EQU 0x22 ;< SEND_KEEP command value of Sn_CR */
Sn_CR_RECV EQU 0x40 ;< RECV command value of Sn_CR */
Sn_CR_PCON EQU 0x23 ;< PCON command value of Sn_CR */
Sn_CR_PDISCON EQU 0x24 ;< PDISCON command value of Sn_CR */
Sn_CR_PCR EQU 0x25 ;< PCR command value of Sn_CR */
Sn_CR_PCN EQU 0x26 ;< PCN command value of Sn_CR */
Sn_CR_PCJ EQU 0x27 ;< PCJ command value of Sn_CR */
;/**********************************/
;/* The values of Sn_SSR defintion */
;/**********************************/
SOCK_CLOSED EQU 0x00 ;< SOCKETn is released */
SOCK_ARP EQU 0x01 ;< ARP-request is transmitted in order to acquire destination hardware address. */
SOCK_INIT EQU 0x13 ;< SOCKETn is open as TCP mode. */
SOCK_LISTEN EQU 0x14 ;< SOCKETn operates as "TCP SERVER" and waits for connection-request (SYN packet) from "TCP CLIENT". */
SOCK_SYNSENT EQU 0x15 ;< Connect-request(SYN packet) is transmitted to "TCP SERVER". */
SOCK_SYNRECV EQU 0x16 ;< Connect-request(SYN packet) is received from "TCP CLIENT". */
SOCK_ESTABLISHED EQU 0x17 ;< TCP connection is established. */
SOCK_FIN_WAIT EQU 0x18 ;< SOCKETn is closing. */
SOCK_CLOSING EQU 0x1A ;< SOCKETn is closing. */
SOCK_TIME_WAIT EQU 0x1B ;< SOCKETn is closing. */
SOCK_CLOSE_WAIT EQU 0x1C ;< Disconnect-request(FIN packet) is received from the peer. */
SOCK_LAST_ACK EQU 0x1D ;< SOCKETn is closing. */
SOCK_UDP EQU 0x22 ;< SOCKETn is open as UDP mode. */
SOCK_IPRAW EQU 0x32 ;< SOCKETn is open as IPRAW mode. */
SOCK_MACRAW EQU 0x42 ;< SOCKET0 is open as MACRAW mode. */
SOCK_PPPoE EQU 0x5F ;< SOCKET0 is open as PPPoE mode. */
wizlocalport:
defw 0xc000
wiznet_open
;L-subfunction
dec l
jr z,w53_socket
dec l
jp z,w53_close
dec l
jp z,w53_connect
ld a,ERR_INTR ;функция не существует
ld hl,-1
ret
w53_socket:
;E-socket type, D-address family
;ищем свободный сокет
ld l,-1
ld a,AF_INET
cp d
ld a,ERR_AFNOSUPPORT
ret nz
ld l,WIZ_SOCK0_HNDL-1
ld bc,WIZ_REGAD_PORT
w53_socket0:
inc l
ld a,l
cp WIZ_SOCK0_HNDL+8
jr nz,w53_socket1
;ld b,INVALID_SOCKET
ld l,-1
ld a,ERR_NFILE ;все сокеты заняты
ret
w53_socket1:
out (c),a
ld a,WIZ_S_MR
in a,(WIZ_BASE_ADDR&0xFF)
or a
jr nz,w53_socket0
ld a,e
ld d,Sn_MR_TCP
cp SOCK_STREAM
jr z,w53_socket2
ld d,Sn_MR_UDP
cp SOCK_DGRAM
jr z,w53_socket2
ld a,ERR_PROTOTYPE
ld l,-1
ret
w53_socket2:
ld b,WIZ_S_MR
out (c),d
ld de,(wizlocalport)
inc de
set 6,d
set 7,d
ld (wizlocalport),de
ld b,WIZ_S_PORTR_H
out (c),d
inc b
out (c),e
;add a,l:ld l,a:adc a,h:sub l:ld h,a
ld a,l
add a,a
add a,a
add a,0xff&(w53_socflags+2-32)
ld e,a
adc a,0xff&((w53_socflags+2-32)>>8)
sub e
ld d,a
xor a
ld (de),a
inc de
ld (de),a
ld h,a
ret
w53_valid_socket:
ex af,af'
cp WIZ_SOCK0_HNDL
jr c,w53_invalid_socked
cp WIZ_SOCK0_HNDL+8
jr nc,w53_invalid_socked
ld bc,WIZ_REGAD_PORT
out (c),a
add a,a
add a,a
ld c,a
ld b,0
ld ix,w53_socflags-32
add ix,bc
ld bc,WIZ_BASE_ADDR+(WIZ_S_MR<<8)
in a,(c)
or a
ret
w53_invalid_socked:
pop af
w53_invalid_socked0:
ld hl,-1
ld a,ERR_NOTSOCK
ret
w53_connect:
;DE-sockaddr_in
ld l,-1
call w53_valid_socket
jp z,w53_invalid_socked0
;dec a
;ld a,ERR_PROTOTYPE
;ret nz
ld b,WIZ_S_SSR
in a,(c)
or a
ld a,ERR_ALREADY
ret nz
ld a,Sn_CR_OPEN
call w53_cmd
ld b,WIZ_S_SSR
w53_connect0:
in a,(c)
or a
jr z,w53_connect0
call BDOS_preparedepage
ex de,hl
inc hl ;пропустим семейство
ld bc,WIZ_BASE_ADDR+(WIZ_S_DPORTR_L<<8)
ld a,6
w53_connect1:
outi
inc b
inc b
dec a
jr nz,w53_connect1
ld b,WIZ_S_MR
in a,(c)
cp Sn_MR_TCP
jr nz,w53_connect3
ld a,Sn_CR_CONNECT
call w53_cmd
ld b,WIZ_S_SSR
w53_connect2:
in a,(c)
cp SOCK_ESTABLISHED
jr z,w53_connect3
or a
jr nz,w53_connect2
ld l,-1
ld a,ERR_HOSTUNREACH
ret
w53_connect3:
xor a
ld l,a
ret
w53_close:
call w53_valid_socket
ld l,0
ret z ;сокет уже убит
dec l
ex af,af'
ld a,e
or a
jr z,w53_close_nochk
ld b,WIZ_S_FSR_L ;проверим пуст ли буфер отправки
in e,(c)
jr nz,w53_close_nochk
dec b
in a,(c)
cp 0x20
jr z,w53_close_nochk
inc e
w53_close_nochk:
ex af,af'
cp Sn_MR_TCP
jr nz,w53_close0
w53_close1:
ld b,WIZ_S_SSR
in a,(c)
or a ;уже закрыт
jr z,w53_close3
cp SOCK_CLOSE_WAIT ;вторая сторона ждёт закрытия
jr z,w53_close_wait
cp SOCK_INIT
jr z,w53_close0
cp SOCK_LISTEN
jr z,w53_close0
cp SOCK_ESTABLISHED
jr nz,w53_close0 ;w53_closewait
ld a,e
or a
ld a,ERR_EAGAIN
ret nz
ld a,Sn_CR_DISCON
call w53_cmd
jr w53_close1
w53_close0:
ld a,e
or a
ld a,ERR_EAGAIN
ret nz
w53_close_wait:
ld a,Sn_CR_CLOSE
call w53_cmd
ld b,WIZ_S_SSR
w53_close2:
in a,(c)
or a
jr nz,w53_close2
w53_close3:
xor a
ld b,WIZ_S_MR
out (c),a
ld l,a
ret
w53_cmd:
ld b,WIZ_S_CR
out (c),a
w53_cmd0:
in a,(c)
or a
ret z
jr w53_cmd0
wiznet_read: ;a'-сокет, de-Буфер, hl-количество
call w53_valid_socket
jp z,w53_invalid_socked0
;call BDOS_preparedepage
w53_read_min: ;hl-сколько хотим байт
ld a,h
or l
ret z
w53_read55:
ld c,(ix+2)
ld b,(ix+3)
ld a,b
or c
jp z,w53_read_new ;старых данных нету, читать новый пакет
;читаем старый пакет
;bc=min(hl,bc), datasize-=bc
sbc hl,bc
ld a,c
jr nc,w53_minimum0
add hl,bc
ld b,h
ld c,l
;ld h,0
;ld l,0
w53_minimum0:
;ld a,(ix+2)
sub c
ld (ix+2),a
ld a,(ix+3)
sbc a,b
ld (ix+3),a
push bc ;сколько реально прочтем сохраним
push de
ld h,b
ld l,c
ld bc,WIZ_CNT_PORT
ld e,WIZ_S_RX_H
ld a,l
and 1
jr z,w53_read_patch
inc e
w53_read_patch:
xor (ix+0)
ld (ix+0),a ;сохраним чЮт-нечЮт
jr z,w53_read_eeven ;заканчиваем всегда нечЮтным регистром
ld a,WIZ_CNT_USBHOST|WIZ_CNT_WIZPORTS|WIZ_CNT_INV_A0
out (c),a ;инвертируем A0 визнета
w53_read_eeven:
ld b,e
ld a,l
and 63
add hl,hl
add hl,hl
ld d,h
add a,l
rra
cpl
add 0xff&(w53_read_ebl+1)
ld l,a
ld a,0xff
adc 0xffff&(w53_read_ebl+1)>>8
ld h,a
ld a,WIZ_S_RX_L
ex (sp),hl
ret
w53_read_sbl:
dup 32
ini
ld b,a
ini
edup
w53_read_ebl:
dec d
jp p,w53_read_sbl
ld b,0x82
ld a,WIZ_CNT_USBHOST|WIZ_CNT_WIZPORTS
out (c),a
pop hl ;сколько прочитали
ld a,(ix+2) ;если в буфере чтото есть,
or (ix+3) ;то выходим
ret nz
bit 0,(ix+0) ;иначе команда - пакет забрали
jr z,w53_read_noblanc
ld b,WIZ_S_RX_L
in a,(c) ;дочитаем холостой байт
w53_read_noblanc:
ld a,Sn_CR_RECV
jp w53_cmd ;выходим
w53_read_new: ;читать новый пакет
ld bc,WIZ_BASE_ADDR+(WIZ_S_RX_RSR_L<<8)
in a,(c)
jr nz,w53_read_new1
dec b
in a,(c)
jr nz,w53_read_new1
;в буфере ничего. проверим жив ли сокет
ld h,a ;ничего не прочитали
ld l,a
ld b,WIZ_S_SSR
in a,(c)
cp SOCK_ESTABLISHED
ret z
cp SOCK_ARP
ret z
cp SOCK_UDP
ret nc
;ld h,-1
ld a,ERR_NOTCONN
jr wiznet_fail ;ret
w53_read_new1:
ld b,WIZ_S_SSR
in a,(c)
ld b,WIZ_S_RX_H
cp SOCK_UDP
jr nz,w53_read_new2
in a,(c)
inc b
in a,(c)
dec b
in a,(c)
inc b
in a,(c)
dec b
in a,(c)
inc b
in a,(c)
dec b
w53_read_new2:
ld (ix+0),0
in a,(c)
ld (ix+3),a
inc b
in a,(c)
ld (ix+2),a
jp w53_read_min
wiznet_close:
wiznet_write: ;a'-сокет, de-Буфер, hl-количество
call w53_valid_socket
jp z,w53_invalid_socked0
;call BDOS_preparedepage
ld c,WIZ_BASE_ADDR
ld b,WIZ_S_SSR ;жив ли сокет
in a,(c)
cp SOCK_ESTABLISHED
jr z,w53_write1
cp SOCK_UDP
jr nc,w53_write1
ld a,ERR_NOTCONN ;издох
wiznet_fail:
ld h,-1
ret
w53_write1:
ld b,WIZ_S_FSR_L ;проверим место в буфере
in a,(c)
dec b
sub l
in a,(c)
sbc a,h
jr nc,w53_wr_count_valid
;pop de
;ld h,-1
ld a,ERR_EMSGSIZE
jr wiznet_fail ;ret
w53_wr_count_valid:
ex de,hl
push de ;чтобы потом сколько отправили вернуть
dec de
push de
pop ix
ld de,-2
ld b,WIZ_S_TX_L
ld a,WIZ_S_TX_L+1
w53_wr_loop:
outi
ld b,a
outi
add ix,de
jr c,w53_wr_loop
pop hl
ld b,WIZ_S_WRSR_H
out (c),h
inc b
out (c),l
ld a,Sn_CR_SEND
jp w53_cmd
w53_socflags: ;+0 - RXreg, +1 - TXreg, +2..3 - RXcount
dup 8
db WIZ_S_RX_H,0,0,0
edup
;defw 0,0,0,0,0,0,0,0
;defw 0,0,0,0,0,0,0,0