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1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
2 | ;; ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2013. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2013. All rights reserved. ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
5 | ;; ;; |
6 | ;; Part of the TCP/IP network stack for KolibriOS ;; |
6 | ;; Part of the TCP/IP network stack for KolibriOS ;; |
7 | ;; ;; |
7 | ;; ;; |
8 | ;; Written by hidnplayr@kolibrios.org, ;; |
8 | ;; Written by hidnplayr@kolibrios.org, ;; |
9 | ;; and Clevermouse. ;; |
9 | ;; and Clevermouse. ;; |
10 | ;; ;; |
10 | ;; ;; |
11 | ;; Based on code by mike.dld ;; |
11 | ;; Based on code by mike.dld ;; |
12 | ;; ;; |
12 | ;; ;; |
13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
14 | ;; Version 2, June 1991 ;; |
14 | ;; Version 2, June 1991 ;; |
15 | ;; ;; |
15 | ;; ;; |
16 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
16 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
17 | 17 | ||
18 | $Revision: 3555 $ |
18 | $Revision: 3589 $ |
19 | 19 | ||
20 | 20 | ||
21 | struct SOCKET |
21 | struct SOCKET |
22 | 22 | ||
23 | NextPtr dd ? ; pointer to next socket in list |
23 | NextPtr dd ? ; pointer to next socket in list |
24 | PrevPtr dd ? ; pointer to previous socket in list |
24 | PrevPtr dd ? ; pointer to previous socket in list |
25 | Number dd ? ; socket number |
25 | Number dd ? ; socket number |
26 | 26 | ||
27 | mutex MUTEX |
27 | mutex MUTEX |
28 | 28 | ||
29 | PID dd ? ; process ID |
29 | PID dd ? ; process ID |
30 | TID dd ? ; thread ID |
30 | TID dd ? ; thread ID |
31 | Domain dd ? ; INET/LOCAL/.. |
31 | Domain dd ? ; INET/LOCAL/.. |
32 | Type dd ? ; RAW/STREAM/DGRAP |
32 | Type dd ? ; RAW/STREAM/DGRAP |
33 | Protocol dd ? ; ICMP/IPv4/ARP/TCP/UDP |
33 | Protocol dd ? ; ICMP/IPv4/ARP/TCP/UDP |
34 | errorcode dd ? |
34 | errorcode dd ? |
35 | device dd ? ; driver pointer, socket pointer if it's an LOCAL socket |
35 | device dd ? ; driver pointer, socket pointer if it's an LOCAL socket |
36 | 36 | ||
37 | options dd ? |
37 | options dd ? |
38 | state dd ? |
38 | state dd ? |
39 | backlog dw ? ; how many incoming connections that can be queued |
39 | backlog dw ? ; how many incoming connections that can be queued |
40 | 40 | ||
41 | snd_proc dd ? |
41 | snd_proc dd ? |
42 | rcv_proc dd ? |
42 | rcv_proc dd ? |
43 | 43 | ||
44 | ends |
44 | ends |
45 | 45 | ||
46 | struct IP_SOCKET SOCKET |
46 | struct IP_SOCKET SOCKET |
47 | 47 | ||
48 | LocalIP rd 4 ; network byte order |
48 | LocalIP rd 4 ; network byte order |
49 | RemoteIP rd 4 ; network byte order |
49 | RemoteIP rd 4 ; network byte order |
50 | 50 | ||
51 | ends |
51 | ends |
52 | 52 | ||
53 | struct TCP_SOCKET IP_SOCKET |
53 | struct TCP_SOCKET IP_SOCKET |
54 | 54 | ||
55 | LocalPort dw ? ; network byte order |
55 | LocalPort dw ? ; network byte order |
56 | RemotePort dw ? ; network byte order |
56 | RemotePort dw ? ; network byte order |
57 | 57 | ||
58 | t_state dd ? ; TCB state |
58 | t_state dd ? ; TCB state |
59 | t_rxtshift db ? |
59 | t_rxtshift db ? |
60 | rb 3 ; align |
60 | rb 3 ; align |
61 | t_rxtcur dd ? |
61 | t_rxtcur dd ? |
62 | t_dupacks dd ? |
62 | t_dupacks dd ? |
63 | t_maxseg dd ? |
63 | t_maxseg dd ? |
64 | t_force dd ? |
64 | t_force dd ? |
65 | t_flags dd ? |
65 | t_flags dd ? |
66 | 66 | ||
67 | ;--------------- |
67 | ;--------------- |
68 | ; RFC783 page 21 |
68 | ; RFC783 page 21 |
69 | 69 | ||
70 | ; send sequence |
70 | ; send sequence |
71 | SND_UNA dd ? ; sequence number of unack'ed sent Packets |
71 | SND_UNA dd ? ; sequence number of unack'ed sent Packets |
72 | SND_NXT dd ? ; next send sequence number to use |
72 | SND_NXT dd ? ; next send sequence number to use |
73 | SND_UP dd ? ; urgent pointer |
73 | SND_UP dd ? ; urgent pointer |
74 | SND_WL1 dd ? ; window minus one |
74 | SND_WL1 dd ? ; window minus one |
75 | SND_WL2 dd ? ; |
75 | SND_WL2 dd ? ; |
76 | ISS dd ? ; initial send sequence number |
76 | ISS dd ? ; initial send sequence number |
77 | SND_WND dd ? ; send window |
77 | SND_WND dd ? ; send window |
78 | 78 | ||
79 | ; receive sequence |
79 | ; receive sequence |
80 | RCV_WND dd ? ; receive window |
80 | RCV_WND dd ? ; receive window |
81 | RCV_NXT dd ? ; next receive sequence number to use |
81 | RCV_NXT dd ? ; next receive sequence number to use |
82 | RCV_UP dd ? ; urgent pointer |
82 | RCV_UP dd ? ; urgent pointer |
83 | IRS dd ? ; initial receive sequence number |
83 | IRS dd ? ; initial receive sequence number |
84 | 84 | ||
85 | ;--------------------- |
85 | ;--------------------- |
86 | ; Additional variables |
86 | ; Additional variables |
87 | 87 | ||
88 | ; receive variables |
88 | ; receive variables |
89 | RCV_ADV dd ? |
89 | RCV_ADV dd ? |
90 | 90 | ||
91 | ; retransmit variables |
91 | ; retransmit variables |
92 | SND_MAX dd ? |
92 | SND_MAX dd ? |
93 | 93 | ||
94 | ; congestion control |
94 | ; congestion control |
95 | SND_CWND dd ? |
95 | SND_CWND dd ? |
96 | SND_SSTHRESH dd ? |
96 | SND_SSTHRESH dd ? |
97 | 97 | ||
98 | ;---------------------- |
98 | ;---------------------- |
99 | ; Transmit timing stuff |
99 | ; Transmit timing stuff |
100 | t_idle dd ? |
100 | t_idle dd ? |
101 | t_rtt dd ? |
101 | t_rtt dd ? |
102 | t_rtseq dd ? |
102 | t_rtseq dd ? |
103 | t_srtt dd ? |
103 | t_srtt dd ? |
104 | t_rttvar dd ? |
104 | t_rttvar dd ? |
105 | t_rttmin dd ? |
105 | t_rttmin dd ? |
106 | max_sndwnd dd ? |
106 | max_sndwnd dd ? |
107 | 107 | ||
108 | ;----------------- |
108 | ;----------------- |
109 | ; Out-of-band data |
109 | ; Out-of-band data |
110 | t_oobflags dd ? |
110 | t_oobflags dd ? |
111 | t_iobc dd ? |
111 | t_iobc dd ? |
112 | t_softerror dd ? |
112 | t_softerror dd ? |
113 | 113 | ||
114 | 114 | ||
115 | ;--------- |
115 | ;--------- |
116 | ; RFC 1323 ; the order of next 4 elements may not change |
116 | ; RFC 1323 ; the order of next 4 elements may not change |
117 | 117 | ||
118 | SND_SCALE db ? |
118 | SND_SCALE db ? |
119 | RCV_SCALE db ? |
119 | RCV_SCALE db ? |
120 | requested_s_scale db ? |
120 | requested_s_scale db ? |
121 | request_r_scale db ? |
121 | request_r_scale db ? |
122 | 122 | ||
123 | ts_recent dd ? ; a copy of the most-recent valid timestamp from the other end |
123 | ts_recent dd ? ; a copy of the most-recent valid timestamp from the other end |
124 | ts_recent_age dd ? |
124 | ts_recent_age dd ? |
125 | last_ack_sent dd ? |
125 | last_ack_sent dd ? |
126 | 126 | ||
127 | 127 | ||
128 | ;------- |
128 | ;------- |
129 | ; Timers |
129 | ; Timers |
130 | timer_retransmission dd ? ; rexmt |
130 | timer_retransmission dd ? ; rexmt |
131 | timer_persist dd ? |
131 | timer_persist dd ? |
132 | timer_keepalive dd ? ; keepalive/syn timeout |
132 | timer_keepalive dd ? ; keepalive/syn timeout |
133 | timer_timed_wait dd ? ; also used as 2msl timer |
133 | timer_timed_wait dd ? ; also used as 2msl timer |
134 | 134 | ||
135 | ; extra |
135 | ; extra |
136 | 136 | ||
137 | ts_ecr dd ? ; timestamp echo reply |
137 | ts_ecr dd ? ; timestamp echo reply |
138 | ts_val dd ? |
138 | ts_val dd ? |
139 | 139 | ||
140 | seg_next dd ? ; re-assembly queue |
140 | seg_next dd ? ; re-assembly queue |
141 | 141 | ||
142 | temp_bits db ? |
142 | temp_bits db ? |
143 | rb 3 ; align |
143 | rb 3 ; align |
144 | 144 | ||
145 | ends |
145 | ends |
146 | 146 | ||
147 | struct UDP_SOCKET IP_SOCKET |
147 | struct UDP_SOCKET IP_SOCKET |
148 | 148 | ||
149 | LocalPort dw ? ; network byte order |
149 | LocalPort dw ? ; network byte order |
150 | RemotePort dw ? ; network byte order |
150 | RemotePort dw ? ; network byte order |
151 | firstpacket db ? |
151 | firstpacket db ? |
152 | 152 | ||
153 | ends |
153 | ends |
154 | 154 | ||
155 | 155 | ||
156 | struct ICMP_SOCKET IP_SOCKET |
156 | struct ICMP_SOCKET IP_SOCKET |
157 | 157 | ||
158 | Identifier dw ? |
158 | Identifier dw ? |
159 | 159 | ||
160 | ends |
160 | ends |
161 | 161 | ||
162 | 162 | ||
163 | struct RING_BUFFER |
163 | struct RING_BUFFER |
164 | 164 | ||
165 | mutex MUTEX |
165 | mutex MUTEX |
166 | start_ptr dd ? ; Pointer to start of buffer |
166 | start_ptr dd ? ; Pointer to start of buffer |
167 | end_ptr dd ? ; pointer to end of buffer |
167 | end_ptr dd ? ; pointer to end of buffer |
168 | read_ptr dd ? ; Read pointer |
168 | read_ptr dd ? ; Read pointer |
169 | write_ptr dd ? ; Write pointer |
169 | write_ptr dd ? ; Write pointer |
170 | size dd ? ; Number of bytes buffered |
170 | size dd ? ; Number of bytes buffered |
171 | 171 | ||
172 | ends |
172 | ends |
173 | 173 | ||
174 | struct STREAM_SOCKET TCP_SOCKET |
174 | struct STREAM_SOCKET TCP_SOCKET |
175 | 175 | ||
176 | rcv RING_BUFFER |
176 | rcv RING_BUFFER |
177 | snd RING_BUFFER |
177 | snd RING_BUFFER |
178 | 178 | ||
179 | ends |
179 | ends |
180 | 180 | ||
181 | struct socket_queue_entry |
181 | struct socket_queue_entry |
182 | 182 | ||
183 | data_ptr dd ? |
183 | data_ptr dd ? |
184 | buf_ptr dd ? |
184 | buf_ptr dd ? |
185 | data_size dd ? |
185 | data_size dd ? |
186 | 186 | ||
187 | ends |
187 | ends |
188 | 188 | ||
189 | 189 | ||
190 | SOCKETBUFFSIZE = 4096 ; in bytes |
190 | SOCKETBUFFSIZE = 4096 ; in bytes |
191 | 191 | ||
192 | SOCKET_QUEUE_SIZE = 10 ; maximum number of incoming packets queued for 1 socket |
192 | SOCKET_QUEUE_SIZE = 10 ; maximum number of incoming packets queued for 1 socket |
193 | ; the incoming packet queue for sockets is placed in the socket struct itself, at this location from start |
193 | ; the incoming packet queue for sockets is placed in the socket struct itself, at this location from start |
194 | SOCKET_QUEUE_LOCATION = (SOCKETBUFFSIZE - SOCKET_QUEUE_SIZE*sizeof.socket_queue_entry - sizeof.queue) |
194 | SOCKET_QUEUE_LOCATION = (SOCKETBUFFSIZE - SOCKET_QUEUE_SIZE*sizeof.socket_queue_entry - sizeof.queue) |
195 | 195 | ||
196 | uglobal |
196 | uglobal |
197 | net_sockets rd 4 |
197 | net_sockets rd 4 |
198 | last_socket_num dd ? |
198 | last_socket_num dd ? |
199 | last_UDP_port dw ? ; These values give the number of the last used ephemeral port |
199 | last_UDP_port dw ? ; These values give the number of the last used ephemeral port |
200 | last_TCP_port dw ? ; |
200 | last_TCP_port dw ? ; |
201 | endg |
201 | endg |
202 | 202 | ||
203 | 203 | ||
204 | ;----------------------------------------------------------------- |
204 | ;----------------------------------------------------------------- |
205 | ; |
205 | ; |
206 | ; SOCKET_init |
206 | ; SOCKET_init |
207 | ; |
207 | ; |
208 | ;----------------------------------------------------------------- |
208 | ;----------------------------------------------------------------- |
209 | macro SOCKET_init { |
209 | macro SOCKET_init { |
210 | 210 | ||
211 | xor eax, eax |
211 | xor eax, eax |
212 | mov edi, net_sockets |
212 | mov edi, net_sockets |
213 | mov ecx, 5 |
213 | mov ecx, 5 |
214 | rep stosd |
214 | rep stosd |
215 | 215 | ||
216 | @@: |
216 | @@: |
217 | pseudo_random eax |
217 | pseudo_random eax |
218 | cmp ax, MIN_EPHEMERAL_PORT |
218 | cmp ax, MIN_EPHEMERAL_PORT |
219 | jb @r |
219 | jb @r |
220 | cmp ax, MAX_EPHEMERAL_PORT |
220 | cmp ax, MAX_EPHEMERAL_PORT |
221 | ja @r |
221 | ja @r |
222 | xchg al, ah |
222 | xchg al, ah |
223 | mov [last_UDP_port], ax |
223 | mov [last_UDP_port], ax |
224 | 224 | ||
225 | @@: |
225 | @@: |
226 | pseudo_random eax |
226 | pseudo_random eax |
227 | cmp ax, MIN_EPHEMERAL_PORT |
227 | cmp ax, MIN_EPHEMERAL_PORT |
228 | jb @r |
228 | jb @r |
229 | cmp ax, MAX_EPHEMERAL_PORT |
229 | cmp ax, MAX_EPHEMERAL_PORT |
230 | ja @r |
230 | ja @r |
231 | xchg al, ah |
231 | xchg al, ah |
232 | mov [last_TCP_port], ax |
232 | mov [last_TCP_port], ax |
233 | 233 | ||
234 | } |
234 | } |
235 | 235 | ||
236 | ;----------------------------------------------------------------- |
236 | ;----------------------------------------------------------------- |
237 | ; |
237 | ; |
238 | ; Socket API (function 74) |
238 | ; Socket API (function 74) |
239 | ; |
239 | ; |
240 | ;----------------------------------------------------------------- |
240 | ;----------------------------------------------------------------- |
241 | align 4 |
241 | align 4 |
242 | sys_socket: |
242 | sys_socket: |
243 | 243 | ||
244 | cmp ebx, 255 |
244 | cmp ebx, 255 |
245 | jz SOCKET_debug |
245 | jz SOCKET_debug |
246 | 246 | ||
247 | cmp ebx, .number |
247 | cmp ebx, .number |
248 | ja s_error |
248 | ja s_error |
249 | jmp dword [.table + 4*ebx] |
249 | jmp dword [.table + 4*ebx] |
250 | 250 | ||
251 | .table: |
251 | .table: |
252 | dd SOCKET_open ; 0 |
252 | dd SOCKET_open ; 0 |
253 | dd SOCKET_close ; 1 |
253 | dd SOCKET_close ; 1 |
254 | dd SOCKET_bind ; 2 |
254 | dd SOCKET_bind ; 2 |
255 | dd SOCKET_listen ; 3 |
255 | dd SOCKET_listen ; 3 |
256 | dd SOCKET_connect ; 4 |
256 | dd SOCKET_connect ; 4 |
257 | dd SOCKET_accept ; 5 |
257 | dd SOCKET_accept ; 5 |
258 | dd SOCKET_send ; 6 |
258 | dd SOCKET_send ; 6 |
259 | dd SOCKET_receive ; 7 |
259 | dd SOCKET_receive ; 7 |
260 | dd SOCKET_set_opt ; 8 |
260 | dd SOCKET_set_opt ; 8 |
261 | dd SOCKET_get_opt ; 9 |
261 | dd SOCKET_get_opt ; 9 |
262 | dd SOCKET_pair ; 10 |
262 | dd SOCKET_pair ; 10 |
263 | .number = ($ - .table) / 4 - 1 |
263 | .number = ($ - .table) / 4 - 1 |
264 | 264 | ||
265 | s_error: |
265 | s_error: |
266 | DEBUGF 2,"SOCKET: error\n" |
266 | DEBUGF DEBUG_NETWORK_ERROR, "SOCKET: error\n" |
267 | mov dword [esp+32], -1 |
267 | mov dword [esp+32], -1 |
268 | 268 | ||
269 | ret |
269 | ret |
270 | 270 | ||
271 | ;----------------------------------------------------------------- |
271 | ;----------------------------------------------------------------- |
272 | ; |
272 | ; |
273 | ; SOCKET_open |
273 | ; SOCKET_open |
274 | ; |
274 | ; |
275 | ; IN: domain in ecx |
275 | ; IN: domain in ecx |
276 | ; type in edx |
276 | ; type in edx |
277 | ; protocol in esi |
277 | ; protocol in esi |
278 | ; OUT: eax is socket num, -1 on error |
278 | ; OUT: eax is socket num, -1 on error |
279 | ; |
279 | ; |
280 | ;----------------------------------------------------------------- |
280 | ;----------------------------------------------------------------- |
281 | align 4 |
281 | align 4 |
282 | SOCKET_open: |
282 | SOCKET_open: |
283 | 283 | ||
284 | DEBUGF 2,"SOCKET_open: domain=%u type=%u protocol=%x ", ecx, edx, esi |
284 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_open: domain=%u type=%u protocol=%x ", ecx, edx, esi |
285 | 285 | ||
286 | push ecx edx esi |
286 | push ecx edx esi |
287 | call SOCKET_alloc |
287 | call SOCKET_alloc |
288 | pop esi edx ecx |
288 | pop esi edx ecx |
289 | jz s_error |
289 | jz s_error |
290 | 290 | ||
291 | mov [esp+32], edi ; return socketnumber |
291 | mov [esp+32], edi ; return socketnumber |
292 | DEBUGF 2,"socknum=%u\n", edi |
292 | DEBUGF DEBUG_NETWORK_VERBOSE, "socknum=%u\n", edi |
293 | 293 | ||
294 | ; push edx |
294 | ; push edx |
295 | ; and edx, SO_NONBLOCK |
295 | ; and edx, SO_NONBLOCK |
296 | or [eax + SOCKET.options], SO_NONBLOCK ;edx |
296 | or [eax + SOCKET.options], SO_NONBLOCK ;edx |
297 | ; pop edx |
297 | ; pop edx |
298 | ; and edx, not SO_NONBLOCK |
298 | ; and edx, not SO_NONBLOCK |
299 | 299 | ||
300 | mov [eax + SOCKET.Domain], ecx |
300 | mov [eax + SOCKET.Domain], ecx |
301 | mov [eax + SOCKET.Type], edx |
301 | mov [eax + SOCKET.Type], edx |
302 | mov [eax + SOCKET.Protocol], esi |
302 | mov [eax + SOCKET.Protocol], esi |
303 | 303 | ||
304 | cmp ecx, AF_INET4 |
304 | cmp ecx, AF_INET4 |
305 | jne .no_inet4 |
305 | jne .no_inet4 |
306 | 306 | ||
307 | cmp edx, SOCK_DGRAM |
307 | cmp edx, SOCK_DGRAM |
308 | je .udp |
308 | je .udp |
309 | 309 | ||
310 | cmp edx, SOCK_STREAM |
310 | cmp edx, SOCK_STREAM |
311 | je .tcp |
311 | je .tcp |
312 | 312 | ||
313 | cmp edx, SOCK_RAW |
313 | cmp edx, SOCK_RAW |
314 | je .raw |
314 | je .raw |
315 | 315 | ||
316 | .no_inet4: |
316 | .no_inet4: |
317 | cmp ecx, AF_PPP |
317 | cmp ecx, AF_PPP |
318 | jne .no_ppp |
318 | jne .no_ppp |
319 | 319 | ||
320 | cmp esi, PPP_PROTO_ETHERNET |
320 | cmp esi, PPP_PROTO_ETHERNET |
321 | je .pppoe |
321 | je .pppoe |
322 | 322 | ||
323 | .no_ppp: |
323 | .no_ppp: |
324 | DEBUGF 2,"Unknown socket family/protocol\n" |
324 | DEBUGF DEBUG_NETWORK_ERROR, "SOCKET_open: Unknown socket family/protocol\n" |
325 | ret |
325 | ret |
326 | 326 | ||
327 | align 4 |
327 | align 4 |
328 | .raw: |
328 | .raw: |
329 | test esi, esi ; IP_PROTO_IP |
329 | test esi, esi ; IP_PROTO_IP |
330 | jz .ip |
330 | jz .ip |
331 | 331 | ||
332 | cmp esi, IP_PROTO_ICMP |
332 | cmp esi, IP_PROTO_ICMP |
333 | je .icmp |
333 | je .icmp |
334 | 334 | ||
335 | cmp esi, IP_PROTO_UDP |
335 | cmp esi, IP_PROTO_UDP |
336 | je .udp |
336 | je .udp |
337 | 337 | ||
338 | cmp esi, IP_PROTO_TCP |
338 | cmp esi, IP_PROTO_TCP |
339 | je .tcp |
339 | je .tcp |
340 | 340 | ||
341 | ret |
341 | ret |
342 | 342 | ||
343 | align 4 |
343 | align 4 |
344 | .udp: |
344 | .udp: |
345 | mov [eax + SOCKET.Protocol], IP_PROTO_UDP |
345 | mov [eax + SOCKET.Protocol], IP_PROTO_UDP |
346 | mov [eax + SOCKET.snd_proc], SOCKET_send_udp |
346 | mov [eax + SOCKET.snd_proc], SOCKET_send_udp |
347 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
347 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
348 | ret |
348 | ret |
349 | 349 | ||
350 | align 4 |
350 | align 4 |
351 | .tcp: |
351 | .tcp: |
352 | mov [eax + SOCKET.Protocol], IP_PROTO_TCP |
352 | mov [eax + SOCKET.Protocol], IP_PROTO_TCP |
353 | mov [eax + SOCKET.snd_proc], SOCKET_send_tcp |
353 | mov [eax + SOCKET.snd_proc], SOCKET_send_tcp |
354 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_stream |
354 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_stream |
355 | 355 | ||
356 | TCP_init_socket eax |
356 | TCP_init_socket eax |
357 | ret |
357 | ret |
358 | 358 | ||
359 | 359 | ||
360 | align 4 |
360 | align 4 |
361 | .ip: |
361 | .ip: |
362 | mov [eax + SOCKET.snd_proc], SOCKET_send_ip |
362 | mov [eax + SOCKET.snd_proc], SOCKET_send_ip |
363 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
363 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
364 | ret |
364 | ret |
365 | 365 | ||
366 | 366 | ||
367 | align 4 |
367 | align 4 |
368 | .icmp: |
368 | .icmp: |
369 | mov [eax + SOCKET.snd_proc], SOCKET_send_icmp |
369 | mov [eax + SOCKET.snd_proc], SOCKET_send_icmp |
370 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
370 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
371 | ret |
371 | ret |
372 | 372 | ||
373 | align 4 |
373 | align 4 |
374 | .pppoe: |
374 | .pppoe: |
375 | push eax |
375 | push eax |
376 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up data receiving queue |
376 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up data receiving queue |
377 | pop eax |
377 | pop eax |
378 | 378 | ||
379 | mov [eax + SOCKET.snd_proc], SOCKET_send_pppoe |
379 | mov [eax + SOCKET.snd_proc], SOCKET_send_pppoe |
380 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
380 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_dgram |
381 | ret |
381 | ret |
382 | 382 | ||
383 | 383 | ||
384 | ;----------------------------------------------------------------- |
384 | ;----------------------------------------------------------------- |
385 | ; |
385 | ; |
386 | ; SOCKET_bind |
386 | ; SOCKET_bind |
387 | ; |
387 | ; |
388 | ; IN: socket number in ecx |
388 | ; IN: socket number in ecx |
389 | ; pointer to sockaddr struct in edx |
389 | ; pointer to sockaddr struct in edx |
390 | ; length of that struct in esi |
390 | ; length of that struct in esi |
391 | ; OUT: 0 on success |
391 | ; OUT: 0 on success |
392 | ; |
392 | ; |
393 | ;----------------------------------------------------------------- |
393 | ;----------------------------------------------------------------- |
394 | align 4 |
394 | align 4 |
395 | SOCKET_bind: |
395 | SOCKET_bind: |
396 | 396 | ||
397 | DEBUGF 2,"SOCKET_bind: socknum=%u sockaddr=%x length=%u\n", ecx, edx, esi |
397 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_bind: socknum=%u sockaddr=%x length=%u\n", ecx, edx, esi |
398 | 398 | ||
399 | call SOCKET_num_to_ptr |
399 | call SOCKET_num_to_ptr |
400 | jz s_error |
400 | jz s_error |
401 | 401 | ||
402 | cmp esi, 2 |
402 | cmp esi, 2 |
403 | jb s_error |
403 | jb s_error |
404 | 404 | ||
405 | cmp word [edx], AF_INET4 |
405 | cmp word [edx], AF_INET4 |
406 | je .af_inet4 |
406 | je .af_inet4 |
407 | 407 | ||
408 | cmp word [edx], AF_LOCAL |
408 | cmp word [edx], AF_LOCAL |
409 | je .af_local |
409 | je .af_local |
410 | 410 | ||
411 | jmp s_error |
411 | jmp s_error |
412 | 412 | ||
413 | .af_local: |
413 | .af_local: |
414 | ; TODO: write code here |
414 | ; TODO: write code here |
415 | 415 | ||
416 | mov dword [esp+32], 0 |
416 | mov dword [esp+32], 0 |
417 | ret |
417 | ret |
418 | 418 | ||
419 | .af_inet4: |
419 | .af_inet4: |
420 | 420 | ||
421 | cmp esi, 6 |
421 | cmp esi, 6 |
422 | jb s_error |
422 | jb s_error |
423 | 423 | ||
424 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
424 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
425 | je .udp |
425 | je .udp |
426 | 426 | ||
427 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
427 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
428 | je .tcp |
428 | je .tcp |
429 | 429 | ||
430 | jmp s_error |
430 | jmp s_error |
431 | 431 | ||
432 | .tcp: |
432 | .tcp: |
433 | .udp: |
433 | .udp: |
434 | 434 | ||
435 | mov ebx, [edx + 4] ; First, fill in the IP |
435 | mov ebx, [edx + 4] ; First, fill in the IP |
436 | test ebx, ebx ; If IP is 0, use default |
436 | test ebx, ebx ; If IP is 0, use default |
437 | jnz @f |
437 | jnz @f |
438 | mov ebx, [NET_DEFAULT] |
438 | mov ebx, [NET_DEFAULT] |
439 | mov ebx, [IP_LIST + 4*ebx] |
439 | mov ebx, [IP_LIST + 4*ebx] |
440 | @@: |
440 | @@: |
441 | mov [eax + IP_SOCKET.LocalIP], ebx |
441 | mov [eax + IP_SOCKET.LocalIP], ebx |
442 | 442 | ||
443 | mov bx, [edx + 2] ; Now fill in the local port if it's still available |
443 | mov bx, [edx + 2] ; Now fill in the local port if it's still available |
444 | call SOCKET_check_port |
444 | call SOCKET_check_port |
445 | jz s_error ; ZF is set by socket_check_port, on error |
445 | jz s_error ; ZF is set by socket_check_port, on error |
446 | 446 | ||
447 | DEBUGF 1,"SOCKET_bind: local ip=%u.%u.%u.%u\n",\ |
447 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_bind: local ip=%u.%u.%u.%u\n",\ |
448 | [eax + IP_SOCKET.LocalIP + 0]:1,[eax + IP_SOCKET.LocalIP + 1]:1,\ |
448 | [eax + IP_SOCKET.LocalIP + 0]:1,[eax + IP_SOCKET.LocalIP + 1]:1,\ |
449 | [eax + IP_SOCKET.LocalIP + 2]:1,[eax + IP_SOCKET.LocalIP + 3]:1 |
449 | [eax + IP_SOCKET.LocalIP + 2]:1,[eax + IP_SOCKET.LocalIP + 3]:1 |
450 | 450 | ||
451 | mov dword [esp+32], 0 |
451 | mov dword [esp+32], 0 |
452 | ret |
452 | ret |
453 | 453 | ||
454 | 454 | ||
455 | 455 | ||
456 | 456 | ||
457 | ;----------------------------------------------------------------- |
457 | ;----------------------------------------------------------------- |
458 | ; |
458 | ; |
459 | ; SOCKET_connect |
459 | ; SOCKET_connect |
460 | ; |
460 | ; |
461 | ; IN: socket number in ecx |
461 | ; IN: socket number in ecx |
462 | ; pointer to sockaddr struct in edx |
462 | ; pointer to sockaddr struct in edx |
463 | ; length of that struct in esi |
463 | ; length of that struct in esi |
464 | ; OUT: 0 on success |
464 | ; OUT: 0 on success |
465 | ; |
465 | ; |
466 | ;----------------------------------------------------------------- |
466 | ;----------------------------------------------------------------- |
467 | align 4 |
467 | align 4 |
468 | SOCKET_connect: |
468 | SOCKET_connect: |
469 | 469 | ||
470 | DEBUGF 2,"SOCKET_connect: socknum=%u sockaddr=%x length=%u\n", ecx, edx, esi |
470 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_connect: socknum=%u sockaddr=%x length=%u\n", ecx, edx, esi |
471 | 471 | ||
472 | call SOCKET_num_to_ptr |
472 | call SOCKET_num_to_ptr |
473 | jz s_error |
473 | jz s_error |
474 | 474 | ||
475 | cmp esi, 8 |
475 | cmp esi, 8 |
476 | jb s_error |
476 | jb s_error |
477 | 477 | ||
478 | cmp word [edx], AF_INET4 |
478 | cmp word [edx], AF_INET4 |
479 | je .af_inet4 |
479 | je .af_inet4 |
480 | 480 | ||
481 | jmp s_error |
481 | jmp s_error |
482 | 482 | ||
483 | .af_inet4: |
483 | .af_inet4: |
484 | cmp [eax + IP_SOCKET.LocalIP], 0 |
484 | cmp [eax + IP_SOCKET.LocalIP], 0 |
485 | jne @f |
485 | jne @f |
486 | push [IP_LIST] ; FIXME |
486 | push [IP_LIST] ; FIXME |
487 | pop [eax + IP_SOCKET.LocalIP] |
487 | pop [eax + IP_SOCKET.LocalIP] |
488 | @@: |
488 | @@: |
489 | 489 | ||
490 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
490 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
491 | je .udp |
491 | je .udp |
492 | 492 | ||
493 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
493 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
494 | je .tcp |
494 | je .tcp |
495 | 495 | ||
496 | cmp [eax + SOCKET.Protocol], IP_PROTO_IP |
496 | cmp [eax + SOCKET.Protocol], IP_PROTO_IP |
497 | je .ip |
497 | je .ip |
498 | 498 | ||
499 | cmp [eax + SOCKET.Protocol], IP_PROTO_ICMP |
499 | cmp [eax + SOCKET.Protocol], IP_PROTO_ICMP |
500 | je .ip |
500 | je .ip |
501 | 501 | ||
502 | jmp s_error |
502 | jmp s_error |
503 | 503 | ||
504 | align 4 |
504 | align 4 |
505 | .udp: |
505 | .udp: |
506 | pusha |
506 | pusha |
507 | lea ecx, [eax + SOCKET.mutex] |
507 | lea ecx, [eax + SOCKET.mutex] |
508 | call mutex_lock |
508 | call mutex_lock |
509 | popa |
509 | popa |
510 | 510 | ||
511 | pushw [edx + 2] |
511 | pushw [edx + 2] |
512 | pop [eax + UDP_SOCKET.RemotePort] |
512 | pop [eax + UDP_SOCKET.RemotePort] |
513 | 513 | ||
514 | pushd [edx + 4] |
514 | pushd [edx + 4] |
515 | pop [eax + IP_SOCKET.RemoteIP] |
515 | pop [eax + IP_SOCKET.RemoteIP] |
516 | 516 | ||
517 | cmp [eax + UDP_SOCKET.LocalPort], 0 |
517 | cmp [eax + UDP_SOCKET.LocalPort], 0 |
518 | jne @f |
518 | jne @f |
519 | call SOCKET_find_port |
519 | call SOCKET_find_port |
520 | @@: |
520 | @@: |
521 | 521 | ||
522 | mov [eax + UDP_SOCKET.firstpacket], 0 |
522 | mov [eax + UDP_SOCKET.firstpacket], 0 |
523 | 523 | ||
524 | push eax |
524 | push eax |
525 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up data receiving queue |
525 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up data receiving queue |
526 | pop eax |
526 | pop eax |
527 | 527 | ||
528 | lea ecx, [eax + SOCKET.mutex] |
528 | lea ecx, [eax + SOCKET.mutex] |
529 | call mutex_unlock |
529 | call mutex_unlock |
530 | 530 | ||
531 | mov dword [esp+32], 0 |
531 | mov dword [esp+32], 0 |
532 | ret |
532 | ret |
533 | 533 | ||
534 | align 4 |
534 | align 4 |
535 | .tcp: |
535 | .tcp: |
536 | pusha |
536 | pusha |
537 | lea ecx, [eax + SOCKET.mutex] |
537 | lea ecx, [eax + SOCKET.mutex] |
538 | call mutex_lock |
538 | call mutex_lock |
539 | popa |
539 | popa |
540 | 540 | ||
541 | pushw [edx + 2] |
541 | pushw [edx + 2] |
542 | pop [eax + TCP_SOCKET.RemotePort] |
542 | pop [eax + TCP_SOCKET.RemotePort] |
543 | 543 | ||
544 | pushd [edx + 4] |
544 | pushd [edx + 4] |
545 | pop [eax + IP_SOCKET.RemoteIP] |
545 | pop [eax + IP_SOCKET.RemoteIP] |
546 | 546 | ||
547 | cmp [eax + TCP_SOCKET.LocalPort], 0 |
547 | cmp [eax + TCP_SOCKET.LocalPort], 0 |
548 | jne @f |
548 | jne @f |
549 | call SOCKET_find_port |
549 | call SOCKET_find_port |
550 | @@: |
550 | @@: |
551 | 551 | ||
552 | mov [eax + TCP_SOCKET.timer_persist], 0 |
552 | mov [eax + TCP_SOCKET.timer_persist], 0 |
553 | mov [eax + TCP_SOCKET.t_state], TCPS_SYN_SENT |
553 | mov [eax + TCP_SOCKET.t_state], TCPS_SYN_SENT |
554 | 554 | ||
555 | push [TCP_sequence_num] |
555 | push [TCP_sequence_num] |
556 | add [TCP_sequence_num], 6400 |
556 | add [TCP_sequence_num], 6400 |
557 | pop [eax + TCP_SOCKET.ISS] |
557 | pop [eax + TCP_SOCKET.ISS] |
558 | mov [eax + TCP_SOCKET.timer_keepalive], TCP_time_keep_init |
558 | mov [eax + TCP_SOCKET.timer_keepalive], TCP_time_keep_init |
559 | 559 | ||
560 | 560 | ||
561 | TCP_sendseqinit eax |
561 | TCP_sendseqinit eax |
562 | 562 | ||
563 | ; mov [ebx + TCP_SOCKET.timer_retransmission], ;; todo: create macro to set retransmission timer |
563 | ; mov [ebx + TCP_SOCKET.timer_retransmission], ;; todo: create macro to set retransmission timer |
564 | 564 | ||
565 | mov ebx, eax |
565 | mov ebx, eax |
566 | 566 | ||
567 | lea eax, [ebx + STREAM_SOCKET.snd] |
567 | lea eax, [ebx + STREAM_SOCKET.snd] |
568 | call SOCKET_ring_create |
568 | call SOCKET_ring_create |
569 | 569 | ||
570 | lea eax, [ebx + STREAM_SOCKET.rcv] |
570 | lea eax, [ebx + STREAM_SOCKET.rcv] |
571 | call SOCKET_ring_create |
571 | call SOCKET_ring_create |
572 | 572 | ||
573 | pusha |
573 | pusha |
574 | lea ecx, [ebx + SOCKET.mutex] |
574 | lea ecx, [ebx + SOCKET.mutex] |
575 | call mutex_unlock |
575 | call mutex_unlock |
576 | popa |
576 | popa |
577 | 577 | ||
578 | mov eax, ebx |
578 | mov eax, ebx |
579 | call TCP_output |
579 | call TCP_output |
580 | 580 | ||
581 | ;;; TODO: wait for successfull connection if blocking socket |
581 | ;;; TODO: wait for successfull connection if blocking socket |
582 | 582 | ||
583 | mov dword [esp+32], 0 |
583 | mov dword [esp+32], 0 |
584 | ret |
584 | ret |
585 | 585 | ||
586 | align 4 |
586 | align 4 |
587 | .ip: |
587 | .ip: |
588 | pusha |
588 | pusha |
589 | lea ecx, [eax + SOCKET.mutex] |
589 | lea ecx, [eax + SOCKET.mutex] |
590 | call mutex_lock |
590 | call mutex_lock |
591 | popa |
591 | popa |
592 | 592 | ||
593 | pushd [edx + 4] |
593 | pushd [edx + 4] |
594 | pop [eax + IP_SOCKET.RemoteIP] |
594 | pop [eax + IP_SOCKET.RemoteIP] |
595 | 595 | ||
596 | push eax |
596 | push eax |
597 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up data receiving queue |
597 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up data receiving queue |
598 | pop eax |
598 | pop eax |
599 | 599 | ||
600 | lea ecx, [eax + SOCKET.mutex] |
600 | lea ecx, [eax + SOCKET.mutex] |
601 | call mutex_unlock |
601 | call mutex_unlock |
602 | 602 | ||
603 | mov dword [esp+32], 0 |
603 | mov dword [esp+32], 0 |
604 | ret |
604 | ret |
605 | 605 | ||
606 | 606 | ||
607 | ;----------------------------------------------------------------- |
607 | ;----------------------------------------------------------------- |
608 | ; |
608 | ; |
609 | ; SOCKET_listen |
609 | ; SOCKET_listen |
610 | ; |
610 | ; |
611 | ; IN: socket number in ecx |
611 | ; IN: socket number in ecx |
612 | ; backlog in edx |
612 | ; backlog in edx |
613 | ; OUT: eax is socket num, -1 on error |
613 | ; OUT: eax is socket num, -1 on error |
614 | ; |
614 | ; |
615 | ;----------------------------------------------------------------- |
615 | ;----------------------------------------------------------------- |
616 | align 4 |
616 | align 4 |
617 | SOCKET_listen: |
617 | SOCKET_listen: |
618 | 618 | ||
619 | DEBUGF 2,"SOCKET_listen: socknum=%u backlog=%u\n", ecx, edx |
619 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_listen: socknum=%u backlog=%u\n", ecx, edx |
620 | 620 | ||
621 | call SOCKET_num_to_ptr |
621 | call SOCKET_num_to_ptr |
622 | jz s_error |
622 | jz s_error |
623 | 623 | ||
624 | cmp [eax + SOCKET.Domain], AF_INET4 |
624 | cmp [eax + SOCKET.Domain], AF_INET4 |
625 | jne s_error |
625 | jne s_error |
626 | 626 | ||
627 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
627 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
628 | jne s_error |
628 | jne s_error |
629 | 629 | ||
630 | cmp [eax + TCP_SOCKET.LocalPort], 0 |
630 | cmp [eax + TCP_SOCKET.LocalPort], 0 |
631 | je s_error |
631 | je s_error |
632 | 632 | ||
633 | cmp [eax + IP_SOCKET.LocalIP], 0 |
633 | cmp [eax + IP_SOCKET.LocalIP], 0 |
634 | jne @f |
634 | jne @f |
635 | push [IP_LIST] |
635 | push [IP_LIST] |
636 | pop [eax + IP_SOCKET.LocalIP] |
636 | pop [eax + IP_SOCKET.LocalIP] |
637 | @@: |
637 | @@: |
638 | 638 | ||
639 | cmp edx, MAX_backlog |
639 | cmp edx, MAX_backlog |
640 | jbe @f |
640 | jbe @f |
641 | mov edx, MAX_backlog |
641 | mov edx, MAX_backlog |
642 | @@: |
642 | @@: |
643 | 643 | ||
644 | mov [eax + SOCKET.backlog], dx |
644 | mov [eax + SOCKET.backlog], dx |
645 | or [eax + SOCKET.options], SO_ACCEPTCON |
645 | or [eax + SOCKET.options], SO_ACCEPTCON |
646 | mov [eax + TCP_SOCKET.t_state], TCPS_LISTEN |
646 | mov [eax + TCP_SOCKET.t_state], TCPS_LISTEN |
647 | mov [eax + TCP_SOCKET.timer_keepalive], 0 ; disable keepalive timer |
647 | mov [eax + TCP_SOCKET.timer_keepalive], 0 ; disable keepalive timer |
648 | 648 | ||
649 | push eax |
649 | push eax |
650 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up sockets queue |
650 | init_queue (eax + SOCKET_QUEUE_LOCATION) ; Set up sockets queue |
651 | pop eax |
651 | pop eax |
652 | 652 | ||
653 | mov dword [esp+32], 0 |
653 | mov dword [esp+32], 0 |
654 | 654 | ||
655 | ret |
655 | ret |
656 | 656 | ||
657 | 657 | ||
658 | ;----------------------------------------------------------------- |
658 | ;----------------------------------------------------------------- |
659 | ; |
659 | ; |
660 | ; SOCKET_accept |
660 | ; SOCKET_accept |
661 | ; |
661 | ; |
662 | ; IN: socket number in ecx |
662 | ; IN: socket number in ecx |
663 | ; addr in edx |
663 | ; addr in edx |
664 | ; addrlen in esi |
664 | ; addrlen in esi |
665 | ; OUT: eax is socket num, -1 on error |
665 | ; OUT: eax is socket num, -1 on error |
666 | ; |
666 | ; |
667 | ;----------------------------------------------------------------- |
667 | ;----------------------------------------------------------------- |
668 | align 4 |
668 | align 4 |
669 | SOCKET_accept: |
669 | SOCKET_accept: |
670 | 670 | ||
671 | DEBUGF 2,"SOCKET_accept: socknum=%u sockaddr=%x length=%u\n", ecx, edx, esi |
671 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_accept: socknum=%u sockaddr=%x length=%u\n", ecx, edx, esi |
672 | 672 | ||
673 | call SOCKET_num_to_ptr |
673 | call SOCKET_num_to_ptr |
674 | jz s_error |
674 | jz s_error |
675 | 675 | ||
676 | test [eax + SOCKET.options], SO_ACCEPTCON |
676 | test [eax + SOCKET.options], SO_ACCEPTCON |
677 | jz s_error |
677 | jz s_error |
678 | 678 | ||
679 | cmp [eax + SOCKET.Domain], AF_INET4 |
679 | cmp [eax + SOCKET.Domain], AF_INET4 |
680 | jne s_error |
680 | jne s_error |
681 | 681 | ||
682 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
682 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
683 | jne s_error |
683 | jne s_error |
684 | 684 | ||
685 | .loop: |
685 | .loop: |
686 | get_from_queue (eax + SOCKET_QUEUE_LOCATION), MAX_backlog, 4, .block |
686 | get_from_queue (eax + SOCKET_QUEUE_LOCATION), MAX_backlog, 4, .block |
687 | 687 | ||
688 | ; Ok, we got a socket ptr |
688 | ; Ok, we got a socket ptr |
689 | mov eax, [esi] |
689 | mov eax, [esi] |
690 | 690 | ||
691 | ; Change thread ID to that of the current thread |
691 | ; Change thread ID to that of the current thread |
692 | mov ebx, [TASK_BASE] |
692 | mov ebx, [TASK_BASE] |
693 | mov ebx, [ebx + TASKDATA.pid] |
693 | mov ebx, [ebx + TASKDATA.pid] |
694 | mov [eax + SOCKET.TID], ebx |
694 | mov [eax + SOCKET.TID], ebx |
695 | 695 | ||
696 | ; Convert it to a socket number |
696 | ; Convert it to a socket number |
697 | call SOCKET_ptr_to_num |
697 | call SOCKET_ptr_to_num |
698 | jz s_error |
698 | jz s_error |
699 | ; and return it to caller |
699 | ; and return it to caller |
700 | mov [esp+32], eax |
700 | mov [esp+32], eax |
701 | ret |
701 | ret |
702 | 702 | ||
703 | .block: |
703 | .block: |
704 | test [eax + SOCKET.options], SO_NONBLOCK |
704 | test [eax + SOCKET.options], SO_NONBLOCK |
705 | jnz s_error |
705 | jnz s_error |
706 | 706 | ||
707 | call SOCKET_block |
707 | call SOCKET_block |
708 | jmp .loop |
708 | jmp .loop |
709 | 709 | ||
710 | ;----------------------------------------------------------------- |
710 | ;----------------------------------------------------------------- |
711 | ; |
711 | ; |
712 | ; SOCKET_close |
712 | ; SOCKET_close |
713 | ; |
713 | ; |
714 | ; IN: socket number in ecx |
714 | ; IN: socket number in ecx |
715 | ; OUT: eax is socket num, -1 on error |
715 | ; OUT: eax is socket num, -1 on error |
716 | ; |
716 | ; |
717 | ;----------------------------------------------------------------- |
717 | ;----------------------------------------------------------------- |
718 | align 4 |
718 | align 4 |
719 | SOCKET_close: |
719 | SOCKET_close: |
720 | 720 | ||
721 | DEBUGF 2,"SOCKET_close: socknum=%u\n", ecx |
721 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_close: socknum=%u\n", ecx |
722 | 722 | ||
723 | call SOCKET_num_to_ptr |
723 | call SOCKET_num_to_ptr |
724 | jz s_error |
724 | jz s_error |
725 | 725 | ||
726 | mov dword [esp+32], 0 ; The socket exists, so we will succeed in closing it. |
726 | mov dword [esp+32], 0 ; The socket exists, so we will succeed in closing it. |
727 | 727 | ||
728 | .socket: |
728 | .socket: |
729 | or [eax + SOCKET.options], SO_NONBLOCK ; Mark the socket as non blocking, we dont want it to block any longer! |
729 | or [eax + SOCKET.options], SO_NONBLOCK ; Mark the socket as non blocking, we dont want it to block any longer! |
730 | 730 | ||
731 | test [eax + SOCKET.state], SS_BLOCKED ; Is the socket still in blocked state? |
731 | test [eax + SOCKET.state], SS_BLOCKED ; Is the socket still in blocked state? |
732 | jz @f |
732 | jz @f |
733 | call SOCKET_notify.unblock ; Unblock it. |
733 | call SOCKET_notify.unblock ; Unblock it. |
734 | @@: |
734 | @@: |
735 | 735 | ||
736 | cmp [eax + SOCKET.Domain], AF_INET4 |
736 | cmp [eax + SOCKET.Domain], AF_INET4 |
737 | jne .free |
737 | jne .free |
738 | 738 | ||
739 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
739 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
740 | je .tcp |
740 | je .tcp |
741 | 741 | ||
742 | .free: |
742 | .free: |
743 | call SOCKET_free |
743 | call SOCKET_free |
744 | ret |
744 | ret |
745 | 745 | ||
746 | .tcp: |
746 | .tcp: |
747 | cmp [eax + TCP_SOCKET.t_state], TCPS_SYN_RECEIVED ; state must be LISTEN, SYN_SENT or CLOSED |
747 | cmp [eax + TCP_SOCKET.t_state], TCPS_SYN_RECEIVED ; state must be LISTEN, SYN_SENT or CLOSED |
748 | jb .free |
748 | jb .free |
749 | 749 | ||
750 | call TCP_usrclosed |
750 | call TCP_usrclosed |
751 | call TCP_output ;;;; Fixme: is this nescessary?? |
751 | call TCP_output ;;;; Fixme: is this nescessary?? |
752 | 752 | ||
753 | ret |
753 | ret |
754 | 754 | ||
755 | 755 | ||
756 | ;----------------------------------------------------------------- |
756 | ;----------------------------------------------------------------- |
757 | ; |
757 | ; |
758 | ; SOCKET_receive |
758 | ; SOCKET_receive |
759 | ; |
759 | ; |
760 | ; IN: socket number in ecx |
760 | ; IN: socket number in ecx |
761 | ; addr to buffer in edx |
761 | ; addr to buffer in edx |
762 | ; length of buffer in esi |
762 | ; length of buffer in esi |
763 | ; flags in edi |
763 | ; flags in edi |
764 | ; OUT: eax is number of bytes copied, -1 on error |
764 | ; OUT: eax is number of bytes copied, -1 on error |
765 | ; |
765 | ; |
766 | ;----------------------------------------------------------------- |
766 | ;----------------------------------------------------------------- |
767 | align 4 |
767 | align 4 |
768 | SOCKET_receive: |
768 | SOCKET_receive: |
769 | 769 | ||
770 | DEBUGF 2,"SOCKET_receive: socknum=%u bufaddr=%x buflength=%u flags=%x\n", ecx, edx, esi, edi |
770 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_receive: socknum=%u bufaddr=%x buflength=%u flags=%x\n", ecx, edx, esi, edi |
771 | 771 | ||
772 | call SOCKET_num_to_ptr |
772 | call SOCKET_num_to_ptr |
773 | jz s_error |
773 | jz s_error |
774 | 774 | ||
- | 775 | call [eax + SOCKET.rcv_proc] |
|
- | 776 | ||
- | 777 | mov [esp+32], eax |
|
775 | jmp [eax + SOCKET.rcv_proc] |
778 | ret |
776 | 779 | ||
777 | 780 | ||
778 | align 4 |
781 | align 4 |
779 | SOCKET_receive_dgram: |
782 | SOCKET_receive_dgram: |
780 | 783 | ||
781 | DEBUGF 1,"SOCKET_receive: DGRAM\n" |
784 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_receive: DGRAM\n" |
782 | 785 | ||
783 | mov ebx, esi |
786 | mov ebx, esi |
784 | mov edi, edx ; addr to buffer |
787 | mov edi, edx ; addr to buffer |
785 | 788 | ||
786 | .loop: |
789 | .loop: |
787 | get_from_queue (eax + SOCKET_QUEUE_LOCATION), SOCKET_QUEUE_SIZE, sizeof.socket_queue_entry, .block ; destroys esi and ecx |
790 | get_from_queue (eax + SOCKET_QUEUE_LOCATION), SOCKET_QUEUE_SIZE, sizeof.socket_queue_entry, .block ; destroys esi and ecx |
788 | 791 | ||
789 | mov ecx, [esi + socket_queue_entry.data_size] |
792 | mov ecx, [esi + socket_queue_entry.data_size] |
790 | DEBUGF 1,"SOCKET_receive: %u bytes data\n", ecx |
793 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_receive: %u bytes data\n", ecx |
791 | 794 | ||
792 | cmp ecx, ebx |
795 | cmp ecx, ebx |
793 | ja .too_small |
796 | ja .too_small |
- | 797 | ||
794 | 798 | push ecx |
|
795 | push [esi + socket_queue_entry.buf_ptr] ; save the buffer addr so we can clear it later |
799 | push [esi + socket_queue_entry.buf_ptr] ; save the buffer addr so we can clear it later |
796 | mov esi, [esi + socket_queue_entry.data_ptr] |
800 | mov esi, [esi + socket_queue_entry.data_ptr] |
797 | DEBUGF 1,"SOCKET_receive: Source buffer=%x real addr=%x\n", [esp], esi |
- | |
798 | mov [esp+32+4], ecx ; return number of bytes copied |
801 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_receive: Source buffer=%x real addr=%x\n", [esp], esi |
799 | 802 | ||
800 | ; copy the data |
803 | ; copy the data |
801 | shr ecx, 1 |
804 | shr ecx, 1 |
802 | jnc .nb |
805 | jnc .nb |
803 | movsb |
806 | movsb |
804 | .nb: |
807 | .nb: |
805 | shr ecx, 1 |
808 | shr ecx, 1 |
806 | jnc .nw |
809 | jnc .nw |
807 | movsw |
810 | movsw |
808 | .nw: |
811 | .nw: |
809 | test ecx, ecx |
812 | test ecx, ecx |
810 | jz .nd |
813 | jz .nd |
811 | rep movsd |
814 | rep movsd |
812 | .nd: |
815 | .nd: |
813 | 816 | ||
814 | call kernel_free ; remove the packet |
817 | call kernel_free ; remove the packet |
- | 818 | pop eax |
|
- | 819 | ||
815 | ret |
820 | ret |
816 | 821 | ||
817 | .too_small: |
822 | .too_small: |
818 | 823 | ||
- | 824 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_receive: Buffer too small\n" |
|
819 | DEBUGF 2,"SOCKET_receive: Buffer too small\n" |
825 | .fail: |
- | 826 | mov eax, -1 |
|
820 | jmp s_error |
827 | ret |
821 | 828 | ||
822 | .block: |
829 | .block: |
823 | test [eax + SOCKET.options], SO_NONBLOCK |
830 | test [eax + SOCKET.options], SO_NONBLOCK |
824 | jnz s_error |
831 | jnz .fail |
825 | 832 | ||
826 | call SOCKET_block |
833 | call SOCKET_block |
827 | jmp .loop |
834 | jmp .loop |
828 | 835 | ||
829 | 836 | ||
830 | align 4 |
837 | align 4 |
831 | SOCKET_receive_local: |
838 | SOCKET_receive_local: |
832 | 839 | ||
833 | ; does this socket have a PID yet? |
840 | ; does this socket have a PID yet? |
834 | cmp [eax + SOCKET.PID], 0 |
841 | cmp [eax + SOCKET.PID], 0 |
835 | jne @f |
842 | jne @f |
836 | 843 | ||
837 | ; Change PID to that of current process |
844 | ; Change PID to that of current process |
838 | mov ebx, [TASK_BASE] |
845 | mov ebx, [TASK_BASE] |
839 | mov ebx, [ebx + TASKDATA.pid] |
846 | mov ebx, [ebx + TASKDATA.pid] |
840 | mov [eax + SOCKET.PID], ebx |
847 | mov [eax + SOCKET.PID], ebx |
841 | mov [eax + SOCKET.TID], ebx ; currently TID = PID in kolibrios :( |
848 | mov [eax + SOCKET.TID], ebx ; currently TID = PID in kolibrios :( |
842 | @@: |
849 | @@: |
843 | 850 | ||
844 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_stream |
851 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_stream |
845 | 852 | ||
846 | align 4 |
853 | align 4 |
847 | SOCKET_receive_stream: |
854 | SOCKET_receive_stream: |
848 | 855 | ||
849 | DEBUGF 1,"SOCKET_receive: STREAM\n" |
856 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_receive: STREAM\n" |
850 | 857 | ||
851 | mov ebx, edi |
858 | mov ebx, edi |
852 | mov ecx, esi |
859 | mov ecx, esi |
853 | mov edi, edx |
860 | mov edi, edx |
854 | xor edx, edx |
861 | xor edx, edx |
855 | 862 | ||
856 | test ebx, MSG_DONTWAIT |
863 | test ebx, MSG_DONTWAIT |
857 | jnz .dontwait |
864 | jnz .dontwait |
858 | .loop: |
865 | .loop: |
859 | cmp [eax + STREAM_SOCKET.rcv + RING_BUFFER.size], 0 |
866 | cmp [eax + STREAM_SOCKET.rcv + RING_BUFFER.size], 0 |
860 | je .block |
867 | je .block |
861 | .dontwait: |
868 | .dontwait: |
862 | test ebx, MSG_PEEK |
869 | test ebx, MSG_PEEK |
863 | jnz .peek |
870 | jnz .peek |
864 | 871 | ||
865 | add eax, STREAM_SOCKET.rcv |
872 | add eax, STREAM_SOCKET.rcv |
866 | call SOCKET_ring_read |
873 | call SOCKET_ring_read |
867 | call SOCKET_ring_free |
874 | call SOCKET_ring_free |
868 | 875 | ||
869 | mov [esp+32], ecx ; return number of bytes copied |
876 | mov eax, ecx ; return number of bytes copied |
870 | ret |
877 | ret |
871 | 878 | ||
872 | .peek: |
879 | .peek: |
873 | mov ecx, [eax + STREAM_SOCKET.rcv + RING_BUFFER.size] |
880 | mov eax, [eax + STREAM_SOCKET.rcv + RING_BUFFER.size] |
874 | mov [esp+32], ecx ; return number of bytes available |
- | |
875 | ret |
881 | ret |
876 | 882 | ||
877 | .block: |
883 | .block: |
878 | test [eax + SOCKET.options], SO_NONBLOCK |
884 | test [eax + SOCKET.options], SO_NONBLOCK |
879 | jnz .return0 |
885 | jnz .return0 |
880 | 886 | ||
881 | call SOCKET_block |
887 | call SOCKET_block |
882 | jmp .loop |
888 | jmp .loop |
883 | 889 | ||
884 | .return0: |
890 | .return0: |
- | 891 | test [eax + SOCKET.options], SS_CANTRCVMORE |
|
- | 892 | jz .ok |
|
- | 893 | ||
885 | xor ecx, ecx |
894 | xor eax, eax |
- | 895 | dec eax |
|
- | 896 | ret |
|
- | 897 | ||
- | 898 | .ok: |
|
886 | mov [esp+32], ecx |
899 | xor eax, eax |
887 | ret |
900 | ret |
888 | 901 | ||
889 | 902 | ||
890 | ;----------------------------------------------------------------- |
903 | ;----------------------------------------------------------------- |
891 | ; |
904 | ; |
892 | ; SOCKET_send |
905 | ; SOCKET_send |
893 | ; |
906 | ; |
894 | ; |
907 | ; |
895 | ; IN: socket number in ecx |
908 | ; IN: socket number in ecx |
896 | ; pointer to data in edx |
909 | ; pointer to data in edx |
897 | ; datalength in esi |
910 | ; datalength in esi |
898 | ; flags in edi |
911 | ; flags in edi |
899 | ; OUT: -1 on error |
912 | ; OUT: -1 on error |
900 | ; |
913 | ; |
901 | ;----------------------------------------------------------------- |
914 | ;----------------------------------------------------------------- |
902 | align 4 |
915 | align 4 |
903 | SOCKET_send: |
916 | SOCKET_send: |
904 | 917 | ||
905 | DEBUGF 2,"SOCKET_send: socknum=%u data ptr=%x length=%u flags=%x\n", ecx, edx, esi, edi |
918 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_send: socknum=%u data ptr=%x length=%u flags=%x\n", ecx, edx, esi, edi |
906 | 919 | ||
907 | call SOCKET_num_to_ptr |
920 | call SOCKET_num_to_ptr |
908 | jz s_error |
921 | jz s_error |
909 | 922 | ||
910 | mov ecx, esi |
923 | mov ecx, esi |
911 | mov esi, edx |
924 | mov esi, edx |
912 | 925 | ||
913 | jmp [eax + SOCKET.snd_proc] |
926 | jmp [eax + SOCKET.snd_proc] |
914 | 927 | ||
915 | 928 | ||
916 | align 4 |
929 | align 4 |
917 | SOCKET_send_udp: |
930 | SOCKET_send_udp: |
918 | 931 | ||
919 | DEBUGF 1,"SOCKET_send: UDP\n" |
932 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_send: UDP\n" |
920 | 933 | ||
921 | mov [esp+32], ecx |
934 | mov [esp+32], ecx |
922 | call UDP_output |
935 | call UDP_output |
923 | cmp eax, -1 |
936 | cmp eax, -1 |
924 | je s_error |
937 | je s_error |
925 | ret |
938 | ret |
926 | 939 | ||
927 | 940 | ||
928 | align 4 |
941 | align 4 |
929 | SOCKET_send_tcp: |
942 | SOCKET_send_tcp: |
930 | 943 | ||
931 | DEBUGF 1,"SOCKET_send: TCP\n" |
944 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_send: TCP\n" |
932 | 945 | ||
933 | push eax |
946 | push eax |
934 | add eax, STREAM_SOCKET.snd |
947 | add eax, STREAM_SOCKET.snd |
935 | call SOCKET_ring_write |
948 | call SOCKET_ring_write |
936 | pop eax |
949 | pop eax |
937 | 950 | ||
938 | mov [esp+32], ecx |
951 | mov [esp+32], ecx |
939 | 952 | ||
940 | call TCP_output |
953 | call TCP_output |
941 | ret |
954 | ret |
942 | 955 | ||
943 | 956 | ||
944 | align 4 |
957 | align 4 |
945 | SOCKET_send_ip: |
958 | SOCKET_send_ip: |
946 | 959 | ||
947 | DEBUGF 1,"SOCKET_send: IPv4\n" |
960 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_send: IPv4\n" |
948 | 961 | ||
949 | mov [esp+32], ecx |
962 | mov [esp+32], ecx |
950 | call IPv4_output_raw |
963 | call IPv4_output_raw |
951 | cmp eax, -1 |
964 | cmp eax, -1 |
952 | je s_error |
965 | je s_error |
953 | ret |
966 | ret |
954 | 967 | ||
955 | 968 | ||
956 | align 4 |
969 | align 4 |
957 | SOCKET_send_icmp: |
970 | SOCKET_send_icmp: |
958 | 971 | ||
959 | DEBUGF 1,"SOCKET_send: ICMP\n" |
972 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_send: ICMP\n" |
960 | 973 | ||
961 | mov [esp+32], ecx |
974 | mov [esp+32], ecx |
962 | call ICMP_output_raw |
975 | call ICMP_output_raw |
963 | cmp eax, -1 |
976 | cmp eax, -1 |
964 | je s_error |
977 | je s_error |
965 | ret |
978 | ret |
966 | 979 | ||
967 | 980 | ||
968 | align 4 |
981 | align 4 |
969 | SOCKET_send_pppoe: |
982 | SOCKET_send_pppoe: |
970 | 983 | ||
971 | DEBUGF 1,"SOCKET_send: PPPoE\n" |
984 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_send: PPPoE\n" |
972 | 985 | ||
973 | mov [esp+32], ecx |
986 | mov [esp+32], ecx |
974 | mov ebx, [eax + SOCKET.device] |
987 | mov ebx, [eax + SOCKET.device] |
975 | 988 | ||
976 | call PPPoE_discovery_output |
989 | call PPPoE_discovery_output |
977 | cmp eax, -1 |
990 | cmp eax, -1 |
978 | je s_error |
991 | je s_error |
979 | ret |
992 | ret |
980 | 993 | ||
981 | 994 | ||
982 | 995 | ||
983 | align 4 |
996 | align 4 |
984 | SOCKET_send_local: |
997 | SOCKET_send_local: |
985 | 998 | ||
986 | ; does this socket have a PID yet? |
999 | ; does this socket have a PID yet? |
987 | cmp [eax + SOCKET.PID], 0 |
1000 | cmp [eax + SOCKET.PID], 0 |
988 | jne @f |
1001 | jne @f |
989 | 1002 | ||
990 | ; Change PID to that of current process |
1003 | ; Change PID to that of current process |
991 | mov ebx, [TASK_BASE] |
1004 | mov ebx, [TASK_BASE] |
992 | mov ebx, [ebx + TASKDATA.pid] |
1005 | mov ebx, [ebx + TASKDATA.pid] |
993 | mov [eax + SOCKET.PID], ebx |
1006 | mov [eax + SOCKET.PID], ebx |
994 | mov [eax + SOCKET.TID], ebx ; currently TID = PID in kolibrios :( |
1007 | mov [eax + SOCKET.TID], ebx ; currently TID = PID in kolibrios :( |
995 | @@: |
1008 | @@: |
996 | mov [eax + SOCKET.snd_proc], SOCKET_send_local_ |
1009 | mov [eax + SOCKET.snd_proc], SOCKET_send_local_ |
997 | 1010 | ||
998 | align 4 |
1011 | align 4 |
999 | SOCKET_send_local_: |
1012 | SOCKET_send_local_: |
1000 | 1013 | ||
1001 | DEBUGF 1,"SOCKET_send: LOCAL\n" |
1014 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_send: LOCAL\n" |
1002 | 1015 | ||
1003 | ; get the other side's socket and check if it still exists |
1016 | ; get the other side's socket and check if it still exists |
1004 | mov eax, [eax + SOCKET.device] |
1017 | mov eax, [eax + SOCKET.device] |
1005 | call SOCKET_check |
1018 | call SOCKET_check |
1006 | jz s_error |
1019 | jz s_error |
1007 | 1020 | ||
1008 | ; allright, shove in the data! |
1021 | ; allright, shove in the data! |
1009 | push eax |
1022 | push eax |
1010 | add eax, STREAM_SOCKET.rcv |
1023 | add eax, STREAM_SOCKET.rcv |
1011 | call SOCKET_ring_write |
1024 | call SOCKET_ring_write |
1012 | pop eax |
1025 | pop eax |
1013 | 1026 | ||
1014 | ; return the number of written bytes (or errorcode) to application |
1027 | ; return the number of written bytes (or errorcode) to application |
1015 | mov [esp+32], ecx |
1028 | mov [esp+32], ecx |
1016 | 1029 | ||
1017 | ; and notify the other end |
1030 | ; and notify the other end |
1018 | call SOCKET_notify |
1031 | call SOCKET_notify |
1019 | 1032 | ||
1020 | ret |
1033 | ret |
1021 | 1034 | ||
1022 | 1035 | ||
1023 | ;----------------------------------------------------------------- |
1036 | ;----------------------------------------------------------------- |
1024 | ; |
1037 | ; |
1025 | ; SOCKET_get_options |
1038 | ; SOCKET_get_options |
1026 | ; |
1039 | ; |
1027 | ; IN: ecx = socket number |
1040 | ; IN: ecx = socket number |
1028 | ; edx = pointer to the options: |
1041 | ; edx = pointer to the options: |
1029 | ; dd level, optname, optval, optlen |
1042 | ; dd level, optname, optval, optlen |
1030 | ; OUT: -1 on error |
1043 | ; OUT: -1 on error |
1031 | ; |
1044 | ; |
1032 | ; At moment, uses only pseudo-optname -2 for get last_ack_number for TCP. |
1045 | ; At moment, uses only pseudo-optname -2 for get last_ack_number for TCP. |
1033 | ; TODO: find best way to notify that send()'ed data were acknowledged |
1046 | ; TODO: find best way to notify that send()'ed data were acknowledged |
1034 | ; Also pseudo-optname -3 is valid and returns socket state, one of TCPS_*. |
1047 | ; Also pseudo-optname -3 is valid and returns socket state, one of TCPS_*. |
1035 | ; |
1048 | ; |
1036 | ;----------------------------------------------------------------- |
1049 | ;----------------------------------------------------------------- |
1037 | align 4 |
1050 | align 4 |
1038 | SOCKET_get_opt: |
1051 | SOCKET_get_opt: |
1039 | 1052 | ||
1040 | DEBUGF 2,"SOCKET_get_opt\n" |
1053 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_get_opt\n" |
1041 | 1054 | ||
1042 | call SOCKET_num_to_ptr |
1055 | call SOCKET_num_to_ptr |
1043 | jz s_error |
1056 | jz s_error |
1044 | 1057 | ||
1045 | cmp dword [edx], IP_PROTO_TCP |
1058 | cmp dword [edx], IP_PROTO_TCP |
1046 | jne s_error |
1059 | jne s_error |
1047 | cmp dword [edx+4], -2 |
1060 | cmp dword [edx+4], -2 |
1048 | je @f |
1061 | je @f |
1049 | cmp dword [edx+4], -3 |
1062 | cmp dword [edx+4], -3 |
1050 | jne s_error |
1063 | jne s_error |
1051 | @@: |
1064 | @@: |
1052 | ; mov eax, [edx+12] |
1065 | ; mov eax, [edx+12] |
1053 | ; test eax, eax |
1066 | ; test eax, eax |
1054 | ; jz .fail |
1067 | ; jz .fail |
1055 | ; cmp dword [eax], 4 |
1068 | ; cmp dword [eax], 4 |
1056 | ; mov dword [eax], 4 |
1069 | ; mov dword [eax], 4 |
1057 | ; jb .fail |
1070 | ; jb .fail |
1058 | ; stdcall net_socket_num_to_addr, ecx |
1071 | ; stdcall net_socket_num_to_addr, ecx |
1059 | ; test eax, eax |
1072 | ; test eax, eax |
1060 | ; jz .fail |
1073 | ; jz .fail |
1061 | ; ; todo: check that eax is really TCP socket |
1074 | ; ; todo: check that eax is really TCP socket |
1062 | ; mov ecx, [eax + TCP_SOCKET.last_ack_number] |
1075 | ; mov ecx, [eax + TCP_SOCKET.last_ack_number] |
1063 | ; cmp dword [edx+4], -2 |
1076 | ; cmp dword [edx+4], -2 |
1064 | ; jz @f |
1077 | ; jz @f |
1065 | ; mov ecx, [eax + TCP_SOCKET.state] |
1078 | ; mov ecx, [eax + TCP_SOCKET.state] |
1066 | @@: |
1079 | @@: |
1067 | mov eax, [edx+8] |
1080 | mov eax, [edx+8] |
1068 | test eax, eax |
1081 | test eax, eax |
1069 | jz @f |
1082 | jz @f |
1070 | mov [eax], ecx |
1083 | mov [eax], ecx |
1071 | @@: |
1084 | @@: |
1072 | mov dword [esp+32], 0 |
1085 | mov dword [esp+32], 0 |
1073 | ret |
1086 | ret |
1074 | 1087 | ||
1075 | 1088 | ||
1076 | 1089 | ||
1077 | ;----------------------------------------------------------------- |
1090 | ;----------------------------------------------------------------- |
1078 | ; |
1091 | ; |
1079 | ; SOCKET_set_options |
1092 | ; SOCKET_set_options |
1080 | ; |
1093 | ; |
1081 | ; IN: ecx = socket number |
1094 | ; IN: ecx = socket number |
1082 | ; edx = pointer to the options: |
1095 | ; edx = pointer to the options: |
1083 | ; dd level, optname, optlen, optval |
1096 | ; dd level, optname, optlen, optval |
1084 | ; OUT: -1 on error |
1097 | ; OUT: -1 on error |
1085 | ; |
1098 | ; |
1086 | ;----------------------------------------------------------------- |
1099 | ;----------------------------------------------------------------- |
1087 | align 4 |
1100 | align 4 |
1088 | SOCKET_set_opt: |
1101 | SOCKET_set_opt: |
1089 | 1102 | ||
1090 | DEBUGF 2,"SOCKET_set_opt\n" |
1103 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_set_opt\n" |
1091 | 1104 | ||
1092 | call SOCKET_num_to_ptr |
1105 | call SOCKET_num_to_ptr |
1093 | jz s_error |
1106 | jz s_error |
1094 | 1107 | ||
1095 | cmp dword [edx], SOL_SOCKET |
1108 | cmp dword [edx], SOL_SOCKET |
1096 | jne s_error |
1109 | jne s_error |
1097 | 1110 | ||
1098 | cmp dword [edx+4], SO_BINDTODEVICE |
1111 | cmp dword [edx+4], SO_BINDTODEVICE |
1099 | je .bind |
1112 | je .bind |
1100 | 1113 | ||
1101 | cmp dword [edx+4], SO_BLOCK |
1114 | cmp dword [edx+4], SO_BLOCK |
1102 | je .block |
1115 | je .block |
1103 | 1116 | ||
1104 | jmp s_error |
1117 | jmp s_error |
1105 | 1118 | ||
1106 | .bind: |
1119 | .bind: |
1107 | cmp dword [edx+8], 0 |
1120 | cmp dword [edx+8], 0 |
1108 | je .unbind |
1121 | je .unbind |
1109 | 1122 | ||
1110 | movzx edx, byte [edx + 9] |
1123 | movzx edx, byte [edx + 9] |
1111 | cmp edx, MAX_NET_DEVICES |
1124 | cmp edx, MAX_NET_DEVICES |
1112 | ja s_error |
1125 | ja s_error |
1113 | 1126 | ||
1114 | mov edx, [NET_DRV_LIST + 4*edx] |
1127 | mov edx, [NET_DRV_LIST + 4*edx] |
1115 | test edx, edx |
1128 | test edx, edx |
1116 | jz s_error |
1129 | jz s_error |
1117 | mov [eax + SOCKET.device], edx |
1130 | mov [eax + SOCKET.device], edx |
1118 | 1131 | ||
1119 | DEBUGF 1,"SOCKET_set_opt: Bound socket %x to device %x\n",eax, edx |
1132 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_set_opt: Bound socket %x to device %x\n",eax, edx |
1120 | 1133 | ||
1121 | mov dword [esp+32], 0 ; success! |
1134 | mov dword [esp+32], 0 ; success! |
1122 | ret |
1135 | ret |
1123 | 1136 | ||
1124 | .unbind: |
1137 | .unbind: |
1125 | mov [eax + SOCKET.device], 0 |
1138 | mov [eax + SOCKET.device], 0 |
1126 | 1139 | ||
1127 | mov dword [esp+32], 0 ; success! |
1140 | mov dword [esp+32], 0 ; success! |
1128 | ret |
1141 | ret |
1129 | 1142 | ||
1130 | .block: |
1143 | .block: |
1131 | cmp dword [edx+8], 0 |
1144 | cmp dword [edx+8], 0 |
1132 | je .unblock |
1145 | je .unblock |
1133 | 1146 | ||
1134 | and [eax + SOCKET.options], not SO_NONBLOCK |
1147 | and [eax + SOCKET.options], not SO_NONBLOCK |
1135 | 1148 | ||
1136 | mov dword [esp+32], 0 ; success! |
1149 | mov dword [esp+32], 0 ; success! |
1137 | ret |
1150 | ret |
1138 | 1151 | ||
1139 | .unblock: |
1152 | .unblock: |
1140 | or [eax + SOCKET.options], SO_NONBLOCK |
1153 | or [eax + SOCKET.options], SO_NONBLOCK |
1141 | 1154 | ||
1142 | mov dword [esp+32], 0 ; success! |
1155 | mov dword [esp+32], 0 ; success! |
1143 | ret |
1156 | ret |
1144 | 1157 | ||
1145 | 1158 | ||
1146 | 1159 | ||
1147 | ;----------------------------------------------------------------- |
1160 | ;----------------------------------------------------------------- |
1148 | ; |
1161 | ; |
1149 | ; SOCKET_pair |
1162 | ; SOCKET_pair |
1150 | ; |
1163 | ; |
1151 | ; Allocates a pair of linked LOCAL domain sockets |
1164 | ; Allocates a pair of linked LOCAL domain sockets |
1152 | ; |
1165 | ; |
1153 | ; IN: / |
1166 | ; IN: / |
1154 | ; OUT: eax is socket1 num, -1 on error |
1167 | ; OUT: eax is socket1 num, -1 on error |
1155 | ; ebx is socket2 num |
1168 | ; ebx is socket2 num |
1156 | ; |
1169 | ; |
1157 | ;----------------------------------------------------------------- |
1170 | ;----------------------------------------------------------------- |
1158 | align 4 |
1171 | align 4 |
1159 | SOCKET_pair: |
1172 | SOCKET_pair: |
1160 | 1173 | ||
1161 | DEBUGF 2,"SOCKET_pair\n" |
1174 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_pair\n" |
1162 | 1175 | ||
1163 | call SOCKET_alloc |
1176 | call SOCKET_alloc |
1164 | jz s_error |
1177 | jz s_error |
1165 | mov [esp+32], edi ; application's eax |
1178 | mov [esp+32], edi ; application's eax |
1166 | 1179 | ||
1167 | mov [eax + SOCKET.Domain], AF_LOCAL |
1180 | mov [eax + SOCKET.Domain], AF_LOCAL |
1168 | mov [eax + SOCKET.Type], SOCK_STREAM |
1181 | mov [eax + SOCKET.Type], SOCK_STREAM |
1169 | mov [eax + SOCKET.Protocol], 0 ;;; CHECKME |
1182 | mov [eax + SOCKET.Protocol], 0 ;;; CHECKME |
1170 | mov [eax + SOCKET.snd_proc], SOCKET_send_local |
1183 | mov [eax + SOCKET.snd_proc], SOCKET_send_local |
1171 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_local |
1184 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_local |
1172 | mov [eax + SOCKET.PID], 0 |
1185 | mov [eax + SOCKET.PID], 0 |
1173 | mov ebx, eax |
1186 | mov ebx, eax |
1174 | 1187 | ||
1175 | call SOCKET_alloc |
1188 | call SOCKET_alloc |
1176 | jz .error |
1189 | jz .error |
1177 | mov [esp+24], edi ; application's ebx |
1190 | mov [esp+24], edi ; application's ebx |
1178 | 1191 | ||
1179 | mov [eax + SOCKET.Domain], AF_LOCAL |
1192 | mov [eax + SOCKET.Domain], AF_LOCAL |
1180 | mov [eax + SOCKET.Type], SOCK_STREAM |
1193 | mov [eax + SOCKET.Type], SOCK_STREAM |
1181 | mov [eax + SOCKET.Protocol], 0 ;;; CHECKME |
1194 | mov [eax + SOCKET.Protocol], 0 ;;; CHECKME |
1182 | mov [eax + SOCKET.snd_proc], SOCKET_send_local |
1195 | mov [eax + SOCKET.snd_proc], SOCKET_send_local |
1183 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_local |
1196 | mov [eax + SOCKET.rcv_proc], SOCKET_receive_local |
1184 | mov [eax + SOCKET.PID], 0 |
1197 | mov [eax + SOCKET.PID], 0 |
1185 | 1198 | ||
1186 | ; Link the two sockets to eachother |
1199 | ; Link the two sockets to eachother |
1187 | mov [eax + SOCKET.device], ebx |
1200 | mov [eax + SOCKET.device], ebx |
1188 | mov [ebx + SOCKET.device], eax |
1201 | mov [ebx + SOCKET.device], eax |
1189 | 1202 | ||
1190 | lea eax, [eax + STREAM_SOCKET.rcv] |
1203 | lea eax, [eax + STREAM_SOCKET.rcv] |
1191 | call SOCKET_ring_create |
1204 | call SOCKET_ring_create |
1192 | 1205 | ||
1193 | lea eax, [ebx + STREAM_SOCKET.rcv] |
1206 | lea eax, [ebx + STREAM_SOCKET.rcv] |
1194 | call SOCKET_ring_create |
1207 | call SOCKET_ring_create |
1195 | pop eax |
1208 | pop eax |
1196 | 1209 | ||
1197 | ret |
1210 | ret |
1198 | 1211 | ||
1199 | .error: |
1212 | .error: |
1200 | mov eax, ebx |
1213 | mov eax, ebx |
1201 | call SOCKET_free |
1214 | call SOCKET_free |
1202 | jmp s_error |
1215 | jmp s_error |
1203 | 1216 | ||
1204 | 1217 | ||
1205 | 1218 | ||
1206 | ;----------------------------------------------------------------- |
1219 | ;----------------------------------------------------------------- |
1207 | ; |
1220 | ; |
1208 | ; SOCKET_debug |
1221 | ; SOCKET_debug |
1209 | ; |
1222 | ; |
1210 | ; Copies socket variables to application buffer |
1223 | ; Copies socket variables to application buffer |
1211 | ; |
1224 | ; |
1212 | ; IN: ecx = socket number |
1225 | ; IN: ecx = socket number |
1213 | ; edx = pointer to buffer |
1226 | ; edx = pointer to buffer |
1214 | ; |
1227 | ; |
1215 | ; OUT: -1 on error |
1228 | ; OUT: -1 on error |
1216 | ;----------------------------------------------------------------- |
1229 | ;----------------------------------------------------------------- |
1217 | align 4 |
1230 | align 4 |
1218 | SOCKET_debug: |
1231 | SOCKET_debug: |
1219 | 1232 | ||
1220 | DEBUGF 1,"SOCKET_debug\n" |
1233 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_debug\n" |
1221 | 1234 | ||
1222 | mov edi, edx |
1235 | mov edi, edx |
1223 | 1236 | ||
1224 | test ecx, ecx |
1237 | test ecx, ecx |
1225 | jz .returnall |
1238 | jz .returnall |
1226 | 1239 | ||
1227 | call SOCKET_num_to_ptr |
1240 | call SOCKET_num_to_ptr |
1228 | jz s_error |
1241 | jz s_error |
1229 | 1242 | ||
1230 | mov esi, eax |
1243 | mov esi, eax |
1231 | mov ecx, SOCKETBUFFSIZE/4 |
1244 | mov ecx, SOCKETBUFFSIZE/4 |
1232 | rep movsd |
1245 | rep movsd |
1233 | 1246 | ||
1234 | mov dword [esp+32], 0 |
1247 | mov dword [esp+32], 0 |
1235 | ret |
1248 | ret |
1236 | 1249 | ||
1237 | .returnall: |
1250 | .returnall: |
1238 | mov ebx, net_sockets |
1251 | mov ebx, net_sockets |
1239 | .next_socket: |
1252 | .next_socket: |
1240 | mov ebx, [ebx + SOCKET.NextPtr] |
1253 | mov ebx, [ebx + SOCKET.NextPtr] |
1241 | test ebx, ebx |
1254 | test ebx, ebx |
1242 | jz .done |
1255 | jz .done |
1243 | mov eax, [ebx + SOCKET.Number] |
1256 | mov eax, [ebx + SOCKET.Number] |
1244 | stosd |
1257 | stosd |
1245 | jmp .next_socket |
1258 | jmp .next_socket |
1246 | .done: |
1259 | .done: |
1247 | xor eax, eax |
1260 | xor eax, eax |
1248 | stosd |
1261 | stosd |
1249 | 1262 | ||
1250 | mov dword [esp+32], 0 |
1263 | mov dword [esp+32], 0 |
1251 | ret |
1264 | ret |
1252 | 1265 | ||
1253 | 1266 | ||
1254 | ;----------------------------------------------------------------- |
1267 | ;----------------------------------------------------------------- |
1255 | ; |
1268 | ; |
1256 | ; SOCKET_find_port |
1269 | ; SOCKET_find_port |
1257 | ; |
1270 | ; |
1258 | ; Fills in the local port number for TCP and UDP sockets |
1271 | ; Fills in the local port number for TCP and UDP sockets |
1259 | ; This procedure always works because the number of sockets is |
1272 | ; This procedure always works because the number of sockets is |
1260 | ; limited to a smaller number then the number of possible ports |
1273 | ; limited to a smaller number then the number of possible ports |
1261 | ; |
1274 | ; |
1262 | ; IN: eax = socket pointer |
1275 | ; IN: eax = socket pointer |
1263 | ; OUT: / |
1276 | ; OUT: / |
1264 | ; |
1277 | ; |
1265 | ;----------------------------------------------------------------- |
1278 | ;----------------------------------------------------------------- |
1266 | align 4 |
1279 | align 4 |
1267 | SOCKET_find_port: |
1280 | SOCKET_find_port: |
1268 | 1281 | ||
1269 | DEBUGF 2,"SOCKET_find_port\n" |
1282 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_find_port\n" |
1270 | 1283 | ||
1271 | push ebx esi ecx |
1284 | push ebx esi ecx |
1272 | 1285 | ||
1273 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
1286 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
1274 | je .udp |
1287 | je .udp |
1275 | 1288 | ||
1276 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
1289 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
1277 | je .tcp |
1290 | je .tcp |
1278 | 1291 | ||
1279 | pop ecx esi ebx |
1292 | pop ecx esi ebx |
1280 | ret |
1293 | ret |
1281 | 1294 | ||
1282 | .udp: |
1295 | .udp: |
1283 | mov bx, [last_UDP_port] |
1296 | mov bx, [last_UDP_port] |
1284 | call .findit |
1297 | call .findit |
1285 | mov [last_UDP_port], bx |
1298 | mov [last_UDP_port], bx |
1286 | 1299 | ||
1287 | pop ecx esi ebx |
1300 | pop ecx esi ebx |
1288 | ret |
1301 | ret |
1289 | 1302 | ||
1290 | .tcp: |
1303 | .tcp: |
1291 | mov bx, [last_TCP_port] |
1304 | mov bx, [last_TCP_port] |
1292 | call .findit |
1305 | call .findit |
1293 | mov [last_TCP_port], bx |
1306 | mov [last_TCP_port], bx |
1294 | 1307 | ||
1295 | pop ecx esi ebx |
1308 | pop ecx esi ebx |
1296 | ret |
1309 | ret |
1297 | 1310 | ||
1298 | 1311 | ||
1299 | .restart: |
1312 | .restart: |
1300 | mov bx, MIN_EPHEMERAL_PORT_N |
1313 | mov bx, MIN_EPHEMERAL_PORT_N |
1301 | .findit: |
1314 | .findit: |
1302 | cmp bx, MAX_EPHEMERAL_PORT_N |
1315 | cmp bx, MAX_EPHEMERAL_PORT_N |
1303 | je .restart |
1316 | je .restart |
1304 | 1317 | ||
1305 | add bh, 1 |
1318 | add bh, 1 |
1306 | adc bl, 0 |
1319 | adc bl, 0 |
1307 | 1320 | ||
1308 | call SOCKET_check_port |
1321 | call SOCKET_check_port |
1309 | jz .findit |
1322 | jz .findit |
1310 | ret |
1323 | ret |
1311 | 1324 | ||
1312 | 1325 | ||
1313 | 1326 | ||
1314 | ;----------------------------------------------------------------- |
1327 | ;----------------------------------------------------------------- |
1315 | ; |
1328 | ; |
1316 | ; SOCKET_check_port (to be used with AF_INET only!) |
1329 | ; SOCKET_check_port (to be used with AF_INET only!) |
1317 | ; |
1330 | ; |
1318 | ; Checks if a local port number is unused |
1331 | ; Checks if a local port number is unused |
1319 | ; If the proposed port number is unused, it is filled in in the socket structure |
1332 | ; If the proposed port number is unused, it is filled in in the socket structure |
1320 | ; |
1333 | ; |
1321 | ; IN: eax = socket ptr (to find out if its a TCP/UDP socket) |
1334 | ; IN: eax = socket ptr (to find out if its a TCP/UDP socket) |
1322 | ; bx = proposed socket number (network byte order) |
1335 | ; bx = proposed socket number (network byte order) |
1323 | ; |
1336 | ; |
1324 | ; OUT: ZF = set on error |
1337 | ; OUT: ZF = set on error |
1325 | ; |
1338 | ; |
1326 | ;----------------------------------------------------------------- |
1339 | ;----------------------------------------------------------------- |
1327 | align 4 |
1340 | align 4 |
1328 | SOCKET_check_port: |
1341 | SOCKET_check_port: |
1329 | 1342 | ||
1330 | DEBUGF 2,"SOCKET_check_port: " |
1343 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_check_port: " |
1331 | 1344 | ||
1332 | mov ecx, [eax + SOCKET.Protocol] |
1345 | mov ecx, [eax + SOCKET.Protocol] |
1333 | mov edx, [eax + IP_SOCKET.LocalIP] |
1346 | mov edx, [eax + IP_SOCKET.LocalIP] |
1334 | mov esi, net_sockets |
1347 | mov esi, net_sockets |
1335 | 1348 | ||
1336 | .next_socket: |
1349 | .next_socket: |
1337 | mov esi, [esi + SOCKET.NextPtr] |
1350 | mov esi, [esi + SOCKET.NextPtr] |
1338 | or esi, esi |
1351 | or esi, esi |
1339 | jz .port_ok |
1352 | jz .port_ok |
1340 | 1353 | ||
1341 | cmp [esi + SOCKET.Protocol], ecx |
1354 | cmp [esi + SOCKET.Protocol], ecx |
1342 | jne .next_socket |
1355 | jne .next_socket |
1343 | 1356 | ||
1344 | cmp [esi + IP_SOCKET.LocalIP], edx |
1357 | cmp [esi + IP_SOCKET.LocalIP], edx |
1345 | jne .next_socket |
1358 | jne .next_socket |
1346 | 1359 | ||
1347 | cmp [esi + UDP_SOCKET.LocalPort], bx |
1360 | cmp [esi + UDP_SOCKET.LocalPort], bx |
1348 | jne .next_socket |
1361 | jne .next_socket |
1349 | 1362 | ||
1350 | DEBUGF 2,"local port %x already in use\n", bx ; FIXME: find a way to print big endian values with debugf |
1363 | DEBUGF DEBUG_NETWORK_VERBOSE, "local port %x already in use\n", bx ; FIXME: find a way to print big endian values with debugf |
1351 | ret |
1364 | ret |
1352 | 1365 | ||
1353 | .port_ok: |
1366 | .port_ok: |
1354 | DEBUGF 2,"local port %x is free\n", bx ; FIXME: find a way to print big endian values with debugf |
1367 | DEBUGF DEBUG_NETWORK_VERBOSE, "local port %x is free\n", bx ; FIXME: find a way to print big endian values with debugf |
1355 | mov [eax + UDP_SOCKET.LocalPort], bx |
1368 | mov [eax + UDP_SOCKET.LocalPort], bx |
1356 | or bx, bx ; clear the zero-flag |
1369 | or bx, bx ; clear the zero-flag |
1357 | ret |
1370 | ret |
1358 | 1371 | ||
1359 | 1372 | ||
1360 | 1373 | ||
1361 | ;----------------------------------------------------------------- |
1374 | ;----------------------------------------------------------------- |
1362 | ; |
1375 | ; |
1363 | ; SOCKET_input |
1376 | ; SOCKET_input |
1364 | ; |
1377 | ; |
1365 | ; Updates a (stateless) socket with received data |
1378 | ; Updates a (stateless) socket with received data |
1366 | ; |
1379 | ; |
1367 | ; Note: the mutex should already be set ! |
1380 | ; Note: the mutex should already be set ! |
1368 | ; |
1381 | ; |
1369 | ; IN: eax = socket ptr |
1382 | ; IN: eax = socket ptr |
1370 | ; ecx = data size |
1383 | ; ecx = data size |
1371 | ; esi = ptr to data |
1384 | ; esi = ptr to data |
1372 | ; [esp] = ptr to buf |
1385 | ; [esp] = ptr to buf |
1373 | ; [esp + 4] = buf size |
1386 | ; [esp + 4] = buf size |
1374 | ; |
1387 | ; |
1375 | ; OUT: / |
1388 | ; OUT: / |
1376 | ; |
1389 | ; |
1377 | ;----------------------------------------------------------------- |
1390 | ;----------------------------------------------------------------- |
1378 | align 4 |
1391 | align 4 |
1379 | SOCKET_input: |
1392 | SOCKET_input: |
1380 | 1393 | ||
1381 | DEBUGF 2,"SOCKET_input: socket=%x, data=%x size=%u\n", eax, esi, ecx |
1394 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_input: socket=%x, data=%x size=%u\n", eax, esi, ecx |
1382 | 1395 | ||
1383 | mov [esp+4], ecx |
1396 | mov [esp+4], ecx |
1384 | push esi |
1397 | push esi |
1385 | mov esi, esp |
1398 | mov esi, esp |
1386 | 1399 | ||
1387 | add_to_queue (eax + SOCKET_QUEUE_LOCATION), SOCKET_QUEUE_SIZE, sizeof.socket_queue_entry, SOCKET_input.full |
1400 | add_to_queue (eax + SOCKET_QUEUE_LOCATION), SOCKET_QUEUE_SIZE, sizeof.socket_queue_entry, SOCKET_input.full |
1388 | 1401 | ||
1389 | DEBUGF 1,"SOCKET_input: success\n" |
1402 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_input: success\n" |
1390 | add esp, sizeof.socket_queue_entry |
1403 | add esp, sizeof.socket_queue_entry |
1391 | 1404 | ||
1392 | pusha |
1405 | pusha |
1393 | lea ecx, [eax + SOCKET.mutex] |
1406 | lea ecx, [eax + SOCKET.mutex] |
1394 | call mutex_unlock |
1407 | call mutex_unlock |
1395 | popa |
1408 | popa |
1396 | 1409 | ||
1397 | jmp SOCKET_notify |
1410 | jmp SOCKET_notify |
1398 | 1411 | ||
1399 | .full: |
1412 | .full: |
1400 | DEBUGF 2,"SOCKET_input: socket %x is full!\n", eax |
1413 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_input: socket %x is full!\n", eax |
1401 | 1414 | ||
1402 | pusha |
1415 | pusha |
1403 | lea ecx, [eax + SOCKET.mutex] |
1416 | lea ecx, [eax + SOCKET.mutex] |
1404 | call mutex_unlock |
1417 | call mutex_unlock |
1405 | popa |
1418 | popa |
1406 | 1419 | ||
1407 | call kernel_free |
1420 | call kernel_free |
1408 | add esp, 8 |
1421 | add esp, 8 |
1409 | 1422 | ||
1410 | ret |
1423 | ret |
1411 | 1424 | ||
1412 | 1425 | ||
1413 | ;-------------------------- |
1426 | ;-------------------------- |
1414 | ; |
1427 | ; |
1415 | ; eax = ptr to ring struct (just a buffer of the right size) |
1428 | ; eax = ptr to ring struct (just a buffer of the right size) |
1416 | ; |
1429 | ; |
1417 | align 4 |
1430 | align 4 |
1418 | SOCKET_ring_create: |
1431 | SOCKET_ring_create: |
1419 | 1432 | ||
1420 | push esi |
1433 | push esi |
1421 | mov esi, eax |
1434 | mov esi, eax |
1422 | 1435 | ||
1423 | push edx |
1436 | push edx |
1424 | stdcall create_ring_buffer, SOCKET_MAXDATA, PG_SW |
1437 | stdcall create_ring_buffer, SOCKET_MAXDATA, PG_SW |
1425 | pop edx |
1438 | pop edx |
1426 | 1439 | ||
1427 | DEBUGF 1,"SOCKET_ring_created: %x\n", eax |
1440 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_created: %x\n", eax |
1428 | 1441 | ||
1429 | pusha |
1442 | pusha |
1430 | lea ecx, [esi + RING_BUFFER.mutex] |
1443 | lea ecx, [esi + RING_BUFFER.mutex] |
1431 | call mutex_init |
1444 | call mutex_init |
1432 | popa |
1445 | popa |
1433 | 1446 | ||
1434 | mov [esi + RING_BUFFER.start_ptr], eax |
1447 | mov [esi + RING_BUFFER.start_ptr], eax |
1435 | mov [esi + RING_BUFFER.write_ptr], eax |
1448 | mov [esi + RING_BUFFER.write_ptr], eax |
1436 | mov [esi + RING_BUFFER.read_ptr], eax |
1449 | mov [esi + RING_BUFFER.read_ptr], eax |
1437 | mov [esi + RING_BUFFER.size], 0 |
1450 | mov [esi + RING_BUFFER.size], 0 |
1438 | add eax, SOCKET_MAXDATA |
1451 | add eax, SOCKET_MAXDATA |
1439 | mov [esi + RING_BUFFER.end_ptr], eax |
1452 | mov [esi + RING_BUFFER.end_ptr], eax |
1440 | mov eax, esi |
1453 | mov eax, esi |
1441 | pop esi |
1454 | pop esi |
1442 | 1455 | ||
1443 | ret |
1456 | ret |
1444 | 1457 | ||
1445 | ;----------------------------------------------------------------- |
1458 | ;----------------------------------------------------------------- |
1446 | ; |
1459 | ; |
1447 | ; SOCKET_ring_write |
1460 | ; SOCKET_ring_write |
1448 | ; |
1461 | ; |
1449 | ; Adds data to a stream socket, and updates write pointer and size |
1462 | ; Adds data to a stream socket, and updates write pointer and size |
1450 | ; |
1463 | ; |
1451 | ; IN: eax = ptr to ring struct |
1464 | ; IN: eax = ptr to ring struct |
1452 | ; ecx = data size |
1465 | ; ecx = data size |
1453 | ; esi = ptr to data |
1466 | ; esi = ptr to data |
1454 | ; |
1467 | ; |
1455 | ; OUT: ecx = number of bytes stored |
1468 | ; OUT: ecx = number of bytes stored |
1456 | ; |
1469 | ; |
1457 | ;----------------------------------------------------------------- |
1470 | ;----------------------------------------------------------------- |
1458 | align 4 |
1471 | align 4 |
1459 | SOCKET_ring_write: |
1472 | SOCKET_ring_write: |
1460 | 1473 | ||
1461 | DEBUGF 1,"SOCKET_ring_write: ringbuff=%x ptr=%x size=%u\n", eax, esi, ecx |
1474 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_write: ringbuff=%x ptr=%x size=%u\n", eax, esi, ecx |
1462 | 1475 | ||
1463 | ; lock mutex |
1476 | ; lock mutex |
1464 | pusha |
1477 | pusha |
1465 | lea ecx, [eax + RING_BUFFER.mutex] |
1478 | lea ecx, [eax + RING_BUFFER.mutex] |
1466 | call mutex_lock ; TODO: check what registers this function actually destroys |
1479 | call mutex_lock ; TODO: check what registers this function actually destroys |
1467 | popa |
1480 | popa |
1468 | 1481 | ||
1469 | ; calculate available size |
1482 | ; calculate available size |
1470 | mov edi, SOCKET_MAXDATA |
1483 | mov edi, SOCKET_MAXDATA |
1471 | sub edi, [eax + RING_BUFFER.size] ; available buffer size in edi |
1484 | sub edi, [eax + RING_BUFFER.size] ; available buffer size in edi |
1472 | cmp ecx, edi |
1485 | cmp ecx, edi |
1473 | jbe .copy |
1486 | jbe .copy |
1474 | mov ecx, edi |
1487 | mov ecx, edi |
1475 | .copy: |
1488 | .copy: |
1476 | mov edi, [eax + RING_BUFFER.write_ptr] |
1489 | mov edi, [eax + RING_BUFFER.write_ptr] |
1477 | DEBUGF 2,"SOCKET_ring_write: %u bytes from %x to %x\n", ecx, esi, edi |
1490 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_write: %u bytes from %x to %x\n", ecx, esi, edi |
1478 | 1491 | ||
1479 | ; update write ptr |
1492 | ; update write ptr |
1480 | push edi |
1493 | push edi |
1481 | add edi, ecx |
1494 | add edi, ecx |
1482 | cmp edi, [eax + RING_BUFFER.end_ptr] |
1495 | cmp edi, [eax + RING_BUFFER.end_ptr] |
1483 | jb @f |
1496 | jb @f |
1484 | sub edi, SOCKET_MAXDATA ; WRAP |
1497 | sub edi, SOCKET_MAXDATA ; WRAP |
1485 | @@: |
1498 | @@: |
1486 | mov [eax + RING_BUFFER.write_ptr], edi |
1499 | mov [eax + RING_BUFFER.write_ptr], edi |
1487 | pop edi |
1500 | pop edi |
1488 | 1501 | ||
1489 | ; update size |
1502 | ; update size |
1490 | add [eax + RING_BUFFER.size], ecx |
1503 | add [eax + RING_BUFFER.size], ecx |
1491 | 1504 | ||
1492 | ; copy the data |
1505 | ; copy the data |
1493 | push ecx |
1506 | push ecx |
1494 | shr ecx, 1 |
1507 | shr ecx, 1 |
1495 | jnc .nb |
1508 | jnc .nb |
1496 | movsb |
1509 | movsb |
1497 | .nb: |
1510 | .nb: |
1498 | shr ecx, 1 |
1511 | shr ecx, 1 |
1499 | jnc .nw |
1512 | jnc .nw |
1500 | movsw |
1513 | movsw |
1501 | .nw: |
1514 | .nw: |
1502 | test ecx, ecx |
1515 | test ecx, ecx |
1503 | jz .nd |
1516 | jz .nd |
1504 | rep movsd |
1517 | rep movsd |
1505 | .nd: |
1518 | .nd: |
1506 | pop ecx |
1519 | pop ecx |
1507 | 1520 | ||
1508 | ; unlock mutex |
1521 | ; unlock mutex |
1509 | push eax ecx |
1522 | push eax ecx |
1510 | lea ecx, [eax + RING_BUFFER.mutex] |
1523 | lea ecx, [eax + RING_BUFFER.mutex] |
1511 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1524 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1512 | pop ecx eax |
1525 | pop ecx eax |
1513 | 1526 | ||
1514 | ret |
1527 | ret |
1515 | 1528 | ||
1516 | ;----------------------------------------------------------------- |
1529 | ;----------------------------------------------------------------- |
1517 | ; |
1530 | ; |
1518 | ; SOCKET_ring_read |
1531 | ; SOCKET_ring_read |
1519 | ; |
1532 | ; |
1520 | ; IN: eax = ring struct ptr |
1533 | ; IN: eax = ring struct ptr |
1521 | ; ecx = bytes to read |
1534 | ; ecx = bytes to read |
1522 | ; edx = offset |
1535 | ; edx = offset |
1523 | ; edi = ptr to buffer start |
1536 | ; edi = ptr to buffer start |
1524 | ; |
1537 | ; |
1525 | ; OUT: eax = unchanged |
1538 | ; OUT: eax = unchanged |
1526 | ; ecx = number of bytes read (0 on error) |
1539 | ; ecx = number of bytes read (0 on error) |
1527 | ; edx = destroyed |
1540 | ; edx = destroyed |
1528 | ; esi = destroyed |
1541 | ; esi = destroyed |
1529 | ; edi = ptr to buffer end |
1542 | ; edi = ptr to buffer end |
1530 | ; |
1543 | ; |
1531 | ;----------------------------------------------------------------- |
1544 | ;----------------------------------------------------------------- |
1532 | align 4 |
1545 | align 4 |
1533 | SOCKET_ring_read: |
1546 | SOCKET_ring_read: |
1534 | 1547 | ||
1535 | DEBUGF 1,"SOCKET_ring_read: ringbuff=%x ptr=%x size=%u offset=%x\n", eax, edi, ecx, edx |
1548 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_read: ringbuff=%x ptr=%x size=%u offset=%x\n", eax, edi, ecx, edx |
1536 | 1549 | ||
1537 | pusha |
1550 | pusha |
1538 | lea ecx, [eax + RING_BUFFER.mutex] |
1551 | lea ecx, [eax + RING_BUFFER.mutex] |
1539 | call mutex_lock ; TODO: check what registers this function actually destroys |
1552 | call mutex_lock ; TODO: check what registers this function actually destroys |
1540 | popa |
1553 | popa |
1541 | 1554 | ||
1542 | mov esi, [eax + RING_BUFFER.read_ptr] |
1555 | mov esi, [eax + RING_BUFFER.read_ptr] |
1543 | add esi, edx ; esi = start_ptr + offset |
1556 | add esi, edx ; esi = start_ptr + offset |
1544 | 1557 | ||
1545 | neg edx |
1558 | neg edx |
1546 | add edx, [eax + RING_BUFFER.size] ; edx = snd.size - offset |
1559 | add edx, [eax + RING_BUFFER.size] ; edx = snd.size - offset |
1547 | jle .no_data_at_all |
1560 | jle .no_data_at_all |
1548 | 1561 | ||
1549 | pusha |
1562 | pusha |
1550 | lea ecx, [eax + RING_BUFFER.mutex] |
1563 | lea ecx, [eax + RING_BUFFER.mutex] |
1551 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1564 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1552 | popa |
1565 | popa |
1553 | 1566 | ||
1554 | cmp ecx, edx |
1567 | cmp ecx, edx |
1555 | ja .less_data |
1568 | ja .less_data |
1556 | 1569 | ||
1557 | .copy: |
1570 | .copy: |
1558 | DEBUGF 2,"SOCKET_ring_read: %u bytes from %x to %x\n", ecx, esi, edi |
1571 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_read: %u bytes from %x to %x\n", ecx, esi, edi |
1559 | push ecx |
1572 | push ecx |
1560 | shr ecx, 1 |
1573 | shr ecx, 1 |
1561 | jnc .nb |
1574 | jnc .nb |
1562 | movsb |
1575 | movsb |
1563 | .nb: |
1576 | .nb: |
1564 | shr ecx, 1 |
1577 | shr ecx, 1 |
1565 | jnc .nw |
1578 | jnc .nw |
1566 | movsw |
1579 | movsw |
1567 | .nw: |
1580 | .nw: |
1568 | test ecx, ecx |
1581 | test ecx, ecx |
1569 | jz .nd |
1582 | jz .nd |
1570 | rep movsd |
1583 | rep movsd |
1571 | .nd: |
1584 | .nd: |
1572 | pop ecx |
1585 | pop ecx |
1573 | ret |
1586 | ret |
1574 | 1587 | ||
1575 | .no_data_at_all: |
1588 | .no_data_at_all: |
1576 | pusha |
1589 | pusha |
1577 | lea ecx, [eax + RING_BUFFER.mutex] |
1590 | lea ecx, [eax + RING_BUFFER.mutex] |
1578 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1591 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1579 | popa |
1592 | popa |
1580 | 1593 | ||
1581 | DEBUGF 1,"SOCKET_ring_read: no data at all!\n" |
1594 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_read: no data at all!\n" |
1582 | xor ecx, ecx |
1595 | xor ecx, ecx |
1583 | ret |
1596 | ret |
1584 | 1597 | ||
1585 | .less_data: |
1598 | .less_data: |
1586 | mov ecx, edx |
1599 | mov ecx, edx |
1587 | jmp .copy |
1600 | jmp .copy |
1588 | 1601 | ||
1589 | 1602 | ||
1590 | ;----------------------------------------------------------------- |
1603 | ;----------------------------------------------------------------- |
1591 | ; |
1604 | ; |
1592 | ; SOCKET_ring_free |
1605 | ; SOCKET_ring_free |
1593 | ; |
1606 | ; |
1594 | ; Free's some bytes from the ringbuffer |
1607 | ; Free's some bytes from the ringbuffer |
1595 | ; |
1608 | ; |
1596 | ; IN: eax = ptr to ring struct |
1609 | ; IN: eax = ptr to ring struct |
1597 | ; ecx = data size |
1610 | ; ecx = data size |
1598 | ; |
1611 | ; |
1599 | ; OUT: ecx = number of bytes free-ed |
1612 | ; OUT: ecx = number of bytes free-ed |
1600 | ; |
1613 | ; |
1601 | ;----------------------------------------------------------------- |
1614 | ;----------------------------------------------------------------- |
1602 | align 4 |
1615 | align 4 |
1603 | SOCKET_ring_free: |
1616 | SOCKET_ring_free: |
1604 | 1617 | ||
1605 | DEBUGF 1,"SOCKET_ring_free: %u bytes from ring %x\n", ecx, eax |
1618 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_free: %u bytes from ring %x\n", ecx, eax |
1606 | 1619 | ||
1607 | push eax ecx |
1620 | push eax ecx |
1608 | lea ecx, [eax + RING_BUFFER.mutex] |
1621 | lea ecx, [eax + RING_BUFFER.mutex] |
1609 | call mutex_lock ; TODO: check what registers this function actually destroys |
1622 | call mutex_lock ; TODO: check what registers this function actually destroys |
1610 | pop ecx eax |
1623 | pop ecx eax |
1611 | 1624 | ||
1612 | sub [eax + RING_BUFFER.size], ecx |
1625 | sub [eax + RING_BUFFER.size], ecx |
1613 | jb .error |
1626 | jb .error |
1614 | add [eax + RING_BUFFER.read_ptr], ecx |
1627 | add [eax + RING_BUFFER.read_ptr], ecx |
1615 | 1628 | ||
1616 | mov edx, [eax + RING_BUFFER.end_ptr] |
1629 | mov edx, [eax + RING_BUFFER.end_ptr] |
1617 | cmp [eax + RING_BUFFER.read_ptr], edx |
1630 | cmp [eax + RING_BUFFER.read_ptr], edx |
1618 | jb @f |
1631 | jb @f |
1619 | sub [eax + RING_BUFFER.read_ptr], SOCKET_MAXDATA |
1632 | sub [eax + RING_BUFFER.read_ptr], SOCKET_MAXDATA |
1620 | @@: |
1633 | @@: |
1621 | 1634 | ||
1622 | push eax ecx |
1635 | push eax ecx |
1623 | lea ecx, [eax + RING_BUFFER.mutex] ; TODO: check what registers this function actually destroys |
1636 | lea ecx, [eax + RING_BUFFER.mutex] ; TODO: check what registers this function actually destroys |
1624 | call mutex_unlock |
1637 | call mutex_unlock |
1625 | pop ecx eax |
1638 | pop ecx eax |
1626 | 1639 | ||
1627 | ret |
1640 | ret |
1628 | 1641 | ||
1629 | .error: ; we could free all available bytes, but that would be stupid, i guess.. |
1642 | .error: ; we could free all available bytes, but that would be stupid, i guess.. |
1630 | DEBUGF 1,"SOCKET_ring_free: buffer=%x error!\n", eax |
1643 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ring_free: buffer=%x error!\n", eax |
1631 | add [eax + RING_BUFFER.size], ecx |
1644 | add [eax + RING_BUFFER.size], ecx |
1632 | 1645 | ||
1633 | push eax |
1646 | push eax |
1634 | lea ecx, [eax + RING_BUFFER.mutex] |
1647 | lea ecx, [eax + RING_BUFFER.mutex] |
1635 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1648 | call mutex_unlock ; TODO: check what registers this function actually destroys |
1636 | pop eax |
1649 | pop eax |
1637 | 1650 | ||
1638 | xor ecx, ecx |
1651 | xor ecx, ecx |
1639 | ret |
1652 | ret |
1640 | 1653 | ||
1641 | 1654 | ||
1642 | ;----------------------------------------------------------------- |
1655 | ;----------------------------------------------------------------- |
1643 | ; |
1656 | ; |
1644 | ; SOCKET_block |
1657 | ; SOCKET_block |
1645 | ; |
1658 | ; |
1646 | ; Suspends the thread attached to a socket |
1659 | ; Suspends the thread attached to a socket |
1647 | ; |
1660 | ; |
1648 | ; IN: eax = socket ptr |
1661 | ; IN: eax = socket ptr |
1649 | ; OUT: / |
1662 | ; OUT: / |
1650 | ; |
1663 | ; |
1651 | ;----------------------------------------------------------------- |
1664 | ;----------------------------------------------------------------- |
1652 | align 4 |
1665 | align 4 |
1653 | SOCKET_block: |
1666 | SOCKET_block: |
1654 | 1667 | ||
1655 | DEBUGF 1,"SOCKET_block: %x\n", eax |
1668 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_block: %x\n", eax |
1656 | 1669 | ||
1657 | pushf |
1670 | pushf |
1658 | cli |
1671 | cli |
1659 | 1672 | ||
1660 | ; Set the 'socket is blocked' flag |
1673 | ; Set the 'socket is blocked' flag |
1661 | or [eax + SOCKET.state], SS_BLOCKED |
1674 | or [eax + SOCKET.state], SS_BLOCKED |
1662 | 1675 | ||
1663 | ; Suspend the thread |
1676 | ; Suspend the thread |
1664 | push edx |
1677 | push edx |
1665 | mov edx, [TASK_BASE] |
1678 | mov edx, [TASK_BASE] |
1666 | mov [edx + TASKDATA.state], 1 ; Suspended |
1679 | mov [edx + TASKDATA.state], 1 ; Suspended |
1667 | 1680 | ||
1668 | ; Remember the thread ID so we can wake it up again |
1681 | ; Remember the thread ID so we can wake it up again |
1669 | mov edx, [edx + TASKDATA.pid] |
1682 | mov edx, [edx + TASKDATA.pid] |
1670 | DEBUGF 1,"SOCKET_block: suspending thread: %u\n", edx |
1683 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_block: suspending thread: %u\n", edx |
1671 | mov [eax + SOCKET.TID], edx |
1684 | mov [eax + SOCKET.TID], edx |
1672 | pop edx |
1685 | pop edx |
1673 | 1686 | ||
1674 | call change_task |
1687 | call change_task |
1675 | popf |
1688 | popf |
1676 | 1689 | ||
1677 | DEBUGF 1,"SOCKET_block: continueing\n" |
1690 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_block: continueing\n" |
1678 | 1691 | ||
1679 | ret |
1692 | ret |
1680 | 1693 | ||
1681 | 1694 | ||
1682 | ;----------------------------------------------------------------- |
1695 | ;----------------------------------------------------------------- |
1683 | ; |
1696 | ; |
1684 | ; SOCKET_notify |
1697 | ; SOCKET_notify |
1685 | ; |
1698 | ; |
1686 | ; notify's the owner of a socket that something happened |
1699 | ; notify's the owner of a socket that something happened |
1687 | ; |
1700 | ; |
1688 | ; IN: eax = socket ptr |
1701 | ; IN: eax = socket ptr |
1689 | ; OUT: / |
1702 | ; OUT: / |
1690 | ; |
1703 | ; |
1691 | ;----------------------------------------------------------------- |
1704 | ;----------------------------------------------------------------- |
1692 | align 4 |
1705 | align 4 |
1693 | SOCKET_notify: |
1706 | SOCKET_notify: |
1694 | 1707 | ||
1695 | DEBUGF 1,"SOCKET_notify: %x\n", eax |
1708 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_notify: %x\n", eax |
1696 | 1709 | ||
1697 | call SOCKET_check |
1710 | call SOCKET_check |
1698 | jz .error |
1711 | jz .error |
1699 | 1712 | ||
1700 | test [eax + SOCKET.state], SS_BLOCKED |
1713 | test [eax + SOCKET.state], SS_BLOCKED |
1701 | jnz .unblock |
1714 | jnz .unblock |
1702 | 1715 | ||
1703 | test [eax + SOCKET.options], SO_NONBLOCK |
1716 | test [eax + SOCKET.options], SO_NONBLOCK |
1704 | jz .error |
1717 | jz .error |
1705 | 1718 | ||
1706 | push eax ecx esi |
1719 | push eax ecx esi |
1707 | 1720 | ||
1708 | ; socket exists and is of non blocking type. |
1721 | ; socket exists and is of non blocking type. |
1709 | ; We'll try to flag an event to the thread |
1722 | ; We'll try to flag an event to the thread |
1710 | 1723 | ||
1711 | mov eax, [eax + SOCKET.TID] |
1724 | mov eax, [eax + SOCKET.TID] |
1712 | test eax, eax |
1725 | test eax, eax |
1713 | jz .done |
1726 | jz .done |
1714 | mov ecx, 1 |
1727 | mov ecx, 1 |
1715 | mov esi, TASK_DATA + TASKDATA.pid |
1728 | mov esi, TASK_DATA + TASKDATA.pid |
1716 | 1729 | ||
1717 | .next_pid: |
1730 | .next_pid: |
1718 | cmp [esi], eax |
1731 | cmp [esi], eax |
1719 | je .found_pid |
1732 | je .found_pid |
1720 | inc ecx |
1733 | inc ecx |
1721 | add esi, 0x20 |
1734 | add esi, 0x20 |
1722 | cmp ecx, [TASK_COUNT] |
1735 | cmp ecx, [TASK_COUNT] |
1723 | jbe .next_pid |
1736 | jbe .next_pid |
1724 | ; PID not found, TODO: close socket! |
1737 | ; PID not found, TODO: close socket! |
1725 | jmp .done |
1738 | jmp .done |
1726 | 1739 | ||
1727 | .found_pid: |
1740 | .found_pid: |
1728 | shl ecx, 8 |
1741 | shl ecx, 8 |
1729 | or [ecx + SLOT_BASE + APPDATA.event_mask], EVENT_NETWORK |
1742 | or [ecx + SLOT_BASE + APPDATA.event_mask], EVENT_NETWORK |
1730 | 1743 | ||
1731 | DEBUGF 1,"SOCKET_notify: Raised a network event!\n" |
1744 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_notify: Raised a network event!\n" |
1732 | 1745 | ||
1733 | jmp .done |
1746 | jmp .done |
1734 | 1747 | ||
1735 | .unblock: |
1748 | .unblock: |
1736 | push eax ecx esi |
1749 | push eax ecx esi |
1737 | ; Clear the 'socket is blocked' flag |
1750 | ; Clear the 'socket is blocked' flag |
1738 | and [eax + SOCKET.state], not SS_BLOCKED |
1751 | and [eax + SOCKET.state], not SS_BLOCKED |
1739 | 1752 | ||
1740 | ; Find the thread's TASK_DATA |
1753 | ; Find the thread's TASK_DATA |
1741 | mov eax, [eax + SOCKET.TID] |
1754 | mov eax, [eax + SOCKET.TID] |
1742 | test eax, eax |
1755 | test eax, eax |
1743 | jz .error |
1756 | jz .error |
1744 | xor ecx, ecx |
1757 | xor ecx, ecx |
1745 | inc ecx |
1758 | inc ecx |
1746 | mov esi, TASK_DATA |
1759 | mov esi, TASK_DATA |
1747 | .next: |
1760 | .next: |
1748 | cmp [esi + TASKDATA.pid], eax |
1761 | cmp [esi + TASKDATA.pid], eax |
1749 | je .found |
1762 | je .found |
1750 | inc ecx |
1763 | inc ecx |
1751 | add esi, 0x20 |
1764 | add esi, 0x20 |
1752 | cmp ecx, [TASK_COUNT] |
1765 | cmp ecx, [TASK_COUNT] |
1753 | jbe .next |
1766 | jbe .next |
1754 | jmp .error |
1767 | jmp .error |
1755 | .found: |
1768 | .found: |
1756 | 1769 | ||
1757 | ; Run the thread |
1770 | ; Run the thread |
1758 | mov [esi + TASKDATA.state], 0 ; Running |
1771 | mov [esi + TASKDATA.state], 0 ; Running |
1759 | DEBUGF 1,"SOCKET_notify: Unblocked socket!\n" |
1772 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_notify: Unblocked socket!\n" |
1760 | 1773 | ||
1761 | .done: |
1774 | .done: |
1762 | pop esi ecx eax |
1775 | pop esi ecx eax |
1763 | 1776 | ||
1764 | .error: |
1777 | .error: |
1765 | ret |
1778 | ret |
1766 | 1779 | ||
1767 | 1780 | ||
1768 | ;-------------------------------------------------------------------- |
1781 | ;-------------------------------------------------------------------- |
1769 | ; |
1782 | ; |
1770 | ; SOCKET_alloc |
1783 | ; SOCKET_alloc |
1771 | ; |
1784 | ; |
1772 | ; Allocate memory for socket data and put new socket into the list |
1785 | ; Allocate memory for socket data and put new socket into the list |
1773 | ; Newly created socket is initialized with calling PID and number and |
1786 | ; Newly created socket is initialized with calling PID and number and |
1774 | ; put into beginning of list (which is a fastest way). |
1787 | ; put into beginning of list (which is a fastest way). |
1775 | ; |
1788 | ; |
1776 | ; IN: / |
1789 | ; IN: / |
1777 | ; OUT: eax = 0 on error, socket ptr otherwise |
1790 | ; OUT: eax = 0 on error, socket ptr otherwise |
1778 | ; edi = socket number |
1791 | ; edi = socket number |
1779 | ; ZF = cleared on error |
1792 | ; ZF = cleared on error |
1780 | ; |
1793 | ; |
1781 | ;-------------------------------------------------------------------- |
1794 | ;-------------------------------------------------------------------- |
1782 | align 4 |
1795 | align 4 |
1783 | SOCKET_alloc: |
1796 | SOCKET_alloc: |
1784 | 1797 | ||
1785 | push ebx |
1798 | push ebx |
1786 | 1799 | ||
1787 | stdcall kernel_alloc, SOCKETBUFFSIZE |
1800 | stdcall kernel_alloc, SOCKETBUFFSIZE |
1788 | DEBUGF 1, "SOCKET_alloc: ptr=%x\n", eax |
1801 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_alloc: ptr=%x\n", eax |
1789 | or eax, eax |
1802 | or eax, eax |
1790 | jz .exit |
1803 | jz .exit |
1791 | 1804 | ||
1792 | ; zero-initialize allocated memory |
1805 | ; zero-initialize allocated memory |
1793 | push eax |
1806 | push eax |
1794 | mov edi, eax |
1807 | mov edi, eax |
1795 | mov ecx, SOCKETBUFFSIZE / 4 |
1808 | mov ecx, SOCKETBUFFSIZE / 4 |
1796 | xor eax, eax |
1809 | xor eax, eax |
1797 | rep stosd |
1810 | rep stosd |
1798 | pop eax |
1811 | pop eax |
1799 | 1812 | ||
1800 | ; set send-and receive procedures to return -1 |
1813 | ; set send-and receive procedures to return -1 |
1801 | mov [eax + SOCKET.snd_proc], s_error |
1814 | mov [eax + SOCKET.snd_proc], s_error |
1802 | mov [eax + SOCKET.rcv_proc], s_error |
1815 | mov [eax + SOCKET.rcv_proc], s_error |
1803 | 1816 | ||
1804 | ; find first free socket number and use it |
1817 | ; find first free socket number and use it |
1805 | mov edi, [last_socket_num] |
1818 | mov edi, [last_socket_num] |
1806 | .next_socket_number: |
1819 | .next_socket_number: |
1807 | inc edi |
1820 | inc edi |
1808 | jz .next_socket_number ; avoid socket nr 0 |
1821 | jz .next_socket_number ; avoid socket nr 0 |
1809 | cmp edi, -1 |
1822 | cmp edi, -1 |
1810 | je .next_socket_number ; avoid socket nr -1 |
1823 | je .next_socket_number ; avoid socket nr -1 |
1811 | mov ebx, net_sockets |
1824 | mov ebx, net_sockets |
1812 | .next_socket: |
1825 | .next_socket: |
1813 | mov ebx, [ebx + SOCKET.NextPtr] |
1826 | mov ebx, [ebx + SOCKET.NextPtr] |
1814 | test ebx, ebx |
1827 | test ebx, ebx |
1815 | jz .last_socket |
1828 | jz .last_socket |
1816 | 1829 | ||
1817 | cmp [ebx + SOCKET.Number], edi |
1830 | cmp [ebx + SOCKET.Number], edi |
1818 | jne .next_socket |
1831 | jne .next_socket |
1819 | jmp .next_socket_number |
1832 | jmp .next_socket_number |
1820 | 1833 | ||
1821 | .last_socket: |
1834 | .last_socket: |
1822 | mov [last_socket_num], edi |
1835 | mov [last_socket_num], edi |
1823 | mov [eax + SOCKET.Number], edi |
1836 | mov [eax + SOCKET.Number], edi |
1824 | DEBUGF 1, "SOCKET_alloc: number=%u\n", edi |
1837 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_alloc: number=%u\n", edi |
1825 | 1838 | ||
1826 | ; Fill in PID |
1839 | ; Fill in PID |
1827 | mov ebx, [TASK_BASE] |
1840 | mov ebx, [TASK_BASE] |
1828 | mov ebx, [ebx + TASKDATA.pid] |
1841 | mov ebx, [ebx + TASKDATA.pid] |
1829 | mov [eax + SOCKET.PID], ebx |
1842 | mov [eax + SOCKET.PID], ebx |
1830 | mov [eax + SOCKET.TID], ebx ; currently TID = PID in kolibrios :( |
1843 | mov [eax + SOCKET.TID], ebx ; currently TID = PID in kolibrios :( |
1831 | 1844 | ||
1832 | ; init mutex |
1845 | ; init mutex |
1833 | pusha |
1846 | pusha |
1834 | lea ecx, [eax + SOCKET.mutex] |
1847 | lea ecx, [eax + SOCKET.mutex] |
1835 | call mutex_init |
1848 | call mutex_init |
1836 | popa |
1849 | popa |
1837 | 1850 | ||
1838 | ; add socket to the list by re-arranging some pointers |
1851 | ; add socket to the list by re-arranging some pointers |
1839 | mov ebx, [net_sockets + SOCKET.NextPtr] |
1852 | mov ebx, [net_sockets + SOCKET.NextPtr] |
1840 | 1853 | ||
1841 | mov [eax + SOCKET.PrevPtr], net_sockets |
1854 | mov [eax + SOCKET.PrevPtr], net_sockets |
1842 | mov [eax + SOCKET.NextPtr], ebx |
1855 | mov [eax + SOCKET.NextPtr], ebx |
1843 | 1856 | ||
1844 | test ebx, ebx |
1857 | test ebx, ebx |
1845 | jz @f |
1858 | jz @f |
1846 | 1859 | ||
1847 | pusha |
1860 | pusha |
1848 | lea ecx, [ebx + SOCKET.mutex] |
1861 | lea ecx, [ebx + SOCKET.mutex] |
1849 | call mutex_lock |
1862 | call mutex_lock |
1850 | popa |
1863 | popa |
1851 | 1864 | ||
1852 | mov [ebx + SOCKET.PrevPtr], eax |
1865 | mov [ebx + SOCKET.PrevPtr], eax |
1853 | 1866 | ||
1854 | pusha |
1867 | pusha |
1855 | lea ecx, [ebx + SOCKET.mutex] |
1868 | lea ecx, [ebx + SOCKET.mutex] |
1856 | call mutex_unlock |
1869 | call mutex_unlock |
1857 | popa |
1870 | popa |
1858 | @@: |
1871 | @@: |
1859 | 1872 | ||
1860 | mov [net_sockets + SOCKET.NextPtr], eax |
1873 | mov [net_sockets + SOCKET.NextPtr], eax |
1861 | or eax, eax ; used to clear zero flag |
1874 | or eax, eax ; used to clear zero flag |
1862 | .exit: |
1875 | .exit: |
1863 | pop ebx |
1876 | pop ebx |
1864 | 1877 | ||
1865 | ret |
1878 | ret |
1866 | 1879 | ||
1867 | 1880 | ||
1868 | ;---------------------------------------------------- |
1881 | ;---------------------------------------------------- |
1869 | ; |
1882 | ; |
1870 | ; SOCKET_free |
1883 | ; SOCKET_free |
1871 | ; |
1884 | ; |
1872 | ; Free socket data memory and remove socket from the list |
1885 | ; Free socket data memory and remove socket from the list |
1873 | ; |
1886 | ; |
1874 | ; IN: eax = socket ptr |
1887 | ; IN: eax = socket ptr |
1875 | ; OUT: / |
1888 | ; OUT: / |
1876 | ; |
1889 | ; |
1877 | ;---------------------------------------------------- |
1890 | ;---------------------------------------------------- |
1878 | align 4 |
1891 | align 4 |
1879 | SOCKET_free: |
1892 | SOCKET_free: |
1880 | 1893 | ||
1881 | DEBUGF 1, "SOCKET_free: %x\n", eax |
1894 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_free: %x\n", eax |
1882 | 1895 | ||
1883 | call SOCKET_check |
1896 | call SOCKET_check |
1884 | jz .error |
1897 | jz .error |
1885 | 1898 | ||
1886 | push ebx |
1899 | push ebx |
1887 | 1900 | ||
1888 | pusha |
1901 | pusha |
1889 | lea ecx, [eax + SOCKET.mutex] |
1902 | lea ecx, [eax + SOCKET.mutex] |
1890 | call mutex_lock |
1903 | call mutex_lock |
1891 | popa |
1904 | popa |
1892 | 1905 | ||
1893 | cmp [eax + SOCKET.Domain], AF_INET4 |
1906 | cmp [eax + SOCKET.Domain], AF_INET4 |
1894 | jnz .no_tcp |
1907 | jnz .no_tcp |
1895 | 1908 | ||
1896 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
1909 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
1897 | jnz .no_tcp |
1910 | jnz .no_tcp |
1898 | 1911 | ||
1899 | mov ebx, eax |
1912 | mov ebx, eax |
1900 | stdcall kernel_free, [ebx + STREAM_SOCKET.rcv.start_ptr] |
1913 | stdcall kernel_free, [ebx + STREAM_SOCKET.rcv.start_ptr] |
1901 | stdcall kernel_free, [ebx + STREAM_SOCKET.snd.start_ptr] |
1914 | stdcall kernel_free, [ebx + STREAM_SOCKET.snd.start_ptr] |
1902 | mov eax, ebx |
1915 | mov eax, ebx |
1903 | .no_tcp: |
1916 | .no_tcp: |
1904 | 1917 | ||
1905 | push eax ; this will be passed to kernel_free |
1918 | push eax ; this will be passed to kernel_free |
1906 | mov ebx, [eax + SOCKET.NextPtr] |
1919 | mov ebx, [eax + SOCKET.NextPtr] |
1907 | mov eax, [eax + SOCKET.PrevPtr] |
1920 | mov eax, [eax + SOCKET.PrevPtr] |
1908 | 1921 | ||
1909 | DEBUGF 1, "SOCKET_free: linking socket %x to socket %x\n", eax, ebx |
1922 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_free: linking socket %x to socket %x\n", eax, ebx |
1910 | 1923 | ||
1911 | test eax, eax |
1924 | test eax, eax |
1912 | jz @f |
1925 | jz @f |
1913 | mov [eax + SOCKET.NextPtr], ebx |
1926 | mov [eax + SOCKET.NextPtr], ebx |
1914 | @@: |
1927 | @@: |
1915 | 1928 | ||
1916 | test ebx, ebx |
1929 | test ebx, ebx |
1917 | jz @f |
1930 | jz @f |
1918 | mov [ebx + SOCKET.PrevPtr], eax |
1931 | mov [ebx + SOCKET.PrevPtr], eax |
1919 | @@: |
1932 | @@: |
1920 | 1933 | ||
1921 | call kernel_free |
1934 | call kernel_free |
1922 | pop ebx |
1935 | pop ebx |
1923 | 1936 | ||
1924 | DEBUGF 1, "SOCKET_free: success!\n" |
1937 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_free: success!\n" |
1925 | 1938 | ||
1926 | .error: |
1939 | .error: |
1927 | ret |
1940 | ret |
1928 | 1941 | ||
1929 | ;------------------------------------ |
1942 | ;------------------------------------ |
1930 | ; |
1943 | ; |
1931 | ; SOCKET_fork |
1944 | ; SOCKET_fork |
1932 | ; |
1945 | ; |
1933 | ; Create a child socket |
1946 | ; Create a child socket |
1934 | ; |
1947 | ; |
1935 | ; IN: socket nr in ebx |
1948 | ; IN: socket nr in ebx |
1936 | ; OUT: child socket nr in eax |
1949 | ; OUT: child socket nr in eax |
1937 | ; |
1950 | ; |
1938 | ;----------------------------------- |
1951 | ;----------------------------------- |
1939 | align 4 |
1952 | align 4 |
1940 | SOCKET_fork: |
1953 | SOCKET_fork: |
1941 | 1954 | ||
1942 | DEBUGF 1,"SOCKET_fork: %x\n", ebx |
1955 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_fork: %x\n", ebx |
1943 | 1956 | ||
1944 | ; Exit if backlog queue is full |
1957 | ; Exit if backlog queue is full |
1945 | mov eax, [ebx + SOCKET_QUEUE_LOCATION + queue.size] |
1958 | mov eax, [ebx + SOCKET_QUEUE_LOCATION + queue.size] |
1946 | cmp ax, [ebx + SOCKET.backlog] |
1959 | cmp ax, [ebx + SOCKET.backlog] |
1947 | jae .fail |
1960 | jae .fail |
1948 | 1961 | ||
1949 | ; Allocate new socket |
1962 | ; Allocate new socket |
1950 | push ebx |
1963 | push ebx |
1951 | call SOCKET_alloc |
1964 | call SOCKET_alloc |
1952 | pop ebx |
1965 | pop ebx |
1953 | jz .fail |
1966 | jz .fail |
1954 | 1967 | ||
1955 | push eax |
1968 | push eax |
1956 | mov esi, esp |
1969 | mov esi, esp |
1957 | add_to_queue (ebx + SOCKET_QUEUE_LOCATION), MAX_backlog, 4, .fail2 |
1970 | add_to_queue (ebx + SOCKET_QUEUE_LOCATION), MAX_backlog, 4, .fail2 |
1958 | pop eax |
1971 | pop eax |
1959 | 1972 | ||
1960 | ; Copy structure from current socket to new |
1973 | ; Copy structure from current socket to new |
1961 | ; We start at PID to preserve the socket num, and the 2 pointers at beginning of socket |
1974 | ; We start at PID to preserve the socket num, and the 2 pointers at beginning of socket |
1962 | lea esi, [ebx + SOCKET.PID] |
1975 | lea esi, [ebx + SOCKET.PID] |
1963 | lea edi, [eax + SOCKET.PID] |
1976 | lea edi, [eax + SOCKET.PID] |
1964 | mov ecx, (SOCKET_QUEUE_LOCATION - SOCKET.PID + 3)/4 |
1977 | mov ecx, (SOCKET_QUEUE_LOCATION - SOCKET.PID + 3)/4 |
1965 | rep movsd |
1978 | rep movsd |
1966 | 1979 | ||
1967 | and [eax + SOCKET.options], not SO_ACCEPTCON |
1980 | and [eax + SOCKET.options], not SO_ACCEPTCON |
1968 | 1981 | ||
1969 | ret |
1982 | ret |
1970 | 1983 | ||
1971 | .fail2: |
1984 | .fail2: |
1972 | add esp, 4+4+4 |
1985 | add esp, 4+4+4 |
1973 | .fail: |
1986 | .fail: |
1974 | DEBUGF 1,"SOCKET_fork: failed\n" |
1987 | DEBUGF DEBUG_NETWORK_ERROR, "SOCKET_fork: failed\n" |
1975 | xor eax, eax |
1988 | xor eax, eax |
1976 | ret |
1989 | ret |
1977 | 1990 | ||
1978 | 1991 | ||
1979 | ;--------------------------------------------------- |
1992 | ;--------------------------------------------------- |
1980 | ; |
1993 | ; |
1981 | ; SOCKET_num_to_ptr |
1994 | ; SOCKET_num_to_ptr |
1982 | ; |
1995 | ; |
1983 | ; Get socket structure address by its number |
1996 | ; Get socket structure address by its number |
1984 | ; |
1997 | ; |
1985 | ; IN: ecx = socket number |
1998 | ; IN: ecx = socket number |
1986 | ; OUT: eax = 0 on error, socket ptr otherwise |
1999 | ; OUT: eax = 0 on error, socket ptr otherwise |
1987 | ; ZF = set on error |
2000 | ; ZF = set on error |
1988 | ; |
2001 | ; |
1989 | ;--------------------------------------------------- |
2002 | ;--------------------------------------------------- |
1990 | align 4 |
2003 | align 4 |
1991 | SOCKET_num_to_ptr: |
2004 | SOCKET_num_to_ptr: |
1992 | 2005 | ||
1993 | DEBUGF 1,"SOCKET_num_to_ptr: num=%u ", ecx |
2006 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_num_to_ptr: num=%u ", ecx |
1994 | 2007 | ||
1995 | mov eax, net_sockets |
2008 | mov eax, net_sockets |
1996 | 2009 | ||
1997 | .next_socket: |
2010 | .next_socket: |
1998 | mov eax, [eax + SOCKET.NextPtr] |
2011 | mov eax, [eax + SOCKET.NextPtr] |
1999 | or eax, eax |
2012 | or eax, eax |
2000 | jz .error |
2013 | jz .error |
2001 | cmp [eax + SOCKET.Number], ecx |
2014 | cmp [eax + SOCKET.Number], ecx |
2002 | jne .next_socket |
2015 | jne .next_socket |
2003 | 2016 | ||
2004 | test eax, eax |
2017 | test eax, eax |
2005 | 2018 | ||
2006 | DEBUGF 1,"ptr=%x\n", eax |
2019 | DEBUGF DEBUG_NETWORK_VERBOSE, "ptr=%x\n", eax |
2007 | ret |
2020 | ret |
2008 | 2021 | ||
2009 | .error: |
2022 | .error: |
2010 | DEBUGF 1,"not found\n", eax |
2023 | DEBUGF DEBUG_NETWORK_ERROR, "SOCKET_nuto_ptr: not found\n", eax |
2011 | ret |
2024 | ret |
2012 | 2025 | ||
2013 | 2026 | ||
2014 | ;--------------------------------------------------- |
2027 | ;--------------------------------------------------- |
2015 | ; |
2028 | ; |
2016 | ; SOCKET_ptr_to_num |
2029 | ; SOCKET_ptr_to_num |
2017 | ; |
2030 | ; |
2018 | ; Get socket number by its address |
2031 | ; Get socket number by its address |
2019 | ; |
2032 | ; |
2020 | ; IN: eax = socket ptr |
2033 | ; IN: eax = socket ptr |
2021 | ; OUT: eax = 0 on error, socket num otherwise |
2034 | ; OUT: eax = 0 on error, socket num otherwise |
2022 | ; ZF = set on error |
2035 | ; ZF = set on error |
2023 | ; |
2036 | ; |
2024 | ;--------------------------------------------------- |
2037 | ;--------------------------------------------------- |
2025 | align 4 |
2038 | align 4 |
2026 | SOCKET_ptr_to_num: |
2039 | SOCKET_ptr_to_num: |
2027 | 2040 | ||
2028 | DEBUGF 1,"SOCKET_ptr_to_num: ptr=%x ", eax |
2041 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_ptr_to_num: ptr=%x ", eax |
2029 | 2042 | ||
2030 | call SOCKET_check |
2043 | call SOCKET_check |
2031 | jz .error |
2044 | jz .error |
2032 | 2045 | ||
2033 | mov eax, [eax + SOCKET.Number] |
2046 | mov eax, [eax + SOCKET.Number] |
2034 | 2047 | ||
2035 | DEBUGF 1,"num=%u\n", eax |
2048 | DEBUGF DEBUG_NETWORK_VERBOSE, "num=%u\n", eax |
2036 | ret |
2049 | ret |
2037 | 2050 | ||
2038 | .error: |
2051 | .error: |
2039 | DEBUGF 1,"not found\n", eax |
2052 | DEBUGF DEBUG_NETWORK_ERROR, "SOCKET_ptr_to_num: not found\n", eax |
2040 | ret |
2053 | ret |
2041 | 2054 | ||
2042 | 2055 | ||
2043 | ;--------------------------------------------------- |
2056 | ;--------------------------------------------------- |
2044 | ; |
2057 | ; |
2045 | ; SOCKET_check |
2058 | ; SOCKET_check |
2046 | ; |
2059 | ; |
2047 | ; checks if the given value is really a socket ptr |
2060 | ; checks if the given value is really a socket ptr |
2048 | ; |
2061 | ; |
2049 | ; IN: eax = socket ptr |
2062 | ; IN: eax = socket ptr |
2050 | ; OUT: eax = 0 on error, unchanged otherwise |
2063 | ; OUT: eax = 0 on error, unchanged otherwise |
2051 | ; ZF = set on error |
2064 | ; ZF = set on error |
2052 | ; |
2065 | ; |
2053 | ;--------------------------------------------------- |
2066 | ;--------------------------------------------------- |
2054 | align 4 |
2067 | align 4 |
2055 | SOCKET_check: |
2068 | SOCKET_check: |
2056 | 2069 | ||
2057 | DEBUGF 1,"SOCKET_check: %x\n", eax |
2070 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_check: %x\n", eax |
2058 | 2071 | ||
2059 | push ebx |
2072 | push ebx |
2060 | mov ebx, net_sockets |
2073 | mov ebx, net_sockets |
2061 | 2074 | ||
2062 | .next_socket: |
2075 | .next_socket: |
2063 | mov ebx, [ebx + SOCKET.NextPtr] |
2076 | mov ebx, [ebx + SOCKET.NextPtr] |
2064 | or ebx, ebx |
2077 | or ebx, ebx |
2065 | jz .done |
2078 | jz .done |
2066 | cmp ebx, eax |
2079 | cmp ebx, eax |
2067 | jnz .next_socket |
2080 | jnz .next_socket |
2068 | 2081 | ||
2069 | .done: |
2082 | .done: |
2070 | mov eax, ebx |
2083 | mov eax, ebx |
2071 | test eax, eax |
2084 | test eax, eax |
2072 | pop ebx |
2085 | pop ebx |
2073 | 2086 | ||
2074 | ret |
2087 | ret |
2075 | 2088 | ||
2076 | 2089 | ||
2077 | 2090 | ||
2078 | ;--------------------------------------------------- |
2091 | ;--------------------------------------------------- |
2079 | ; |
2092 | ; |
2080 | ; SOCKET_check_owner |
2093 | ; SOCKET_check_owner |
2081 | ; |
2094 | ; |
2082 | ; checks if the caller application owns the socket |
2095 | ; checks if the caller application owns the socket |
2083 | ; |
2096 | ; |
2084 | ; IN: eax = socket ptr |
2097 | ; IN: eax = socket ptr |
2085 | ; OUT: ZF = true/false |
2098 | ; OUT: ZF = true/false |
2086 | ; |
2099 | ; |
2087 | ;--------------------------------------------------- |
2100 | ;--------------------------------------------------- |
2088 | align 4 |
2101 | align 4 |
2089 | SOCKET_check_owner: |
2102 | SOCKET_check_owner: |
2090 | 2103 | ||
2091 | DEBUGF 1,"SOCKET_check_owner: %x\n", eax |
2104 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_check_owner: %x\n", eax |
2092 | 2105 | ||
2093 | push ebx |
2106 | push ebx |
2094 | mov ebx, [TASK_BASE] |
2107 | mov ebx, [TASK_BASE] |
2095 | mov ebx, [ebx + TASKDATA.pid] |
2108 | mov ebx, [ebx + TASKDATA.pid] |
2096 | cmp [eax + SOCKET.PID], ebx |
2109 | cmp [eax + SOCKET.PID], ebx |
2097 | pop ebx |
2110 | pop ebx |
2098 | 2111 | ||
2099 | ret |
2112 | ret |
2100 | 2113 | ||
2101 | 2114 | ||
2102 | 2115 | ||
2103 | 2116 | ||
2104 | ;------------------------------------------------------ |
2117 | ;------------------------------------------------------ |
2105 | ; |
2118 | ; |
2106 | ; SOCKET_process_end |
2119 | ; SOCKET_process_end |
2107 | ; |
2120 | ; |
2108 | ; Kernel calls this function when a certain process ends |
2121 | ; Kernel calls this function when a certain process ends |
2109 | ; This function will check if the process had any open sockets |
2122 | ; This function will check if the process had any open sockets |
2110 | ; And update them accordingly |
2123 | ; And update them accordingly |
2111 | ; |
2124 | ; |
2112 | ; IN: edx = pid |
2125 | ; IN: edx = pid |
2113 | ; OUT: / |
2126 | ; OUT: / |
2114 | ; |
2127 | ; |
2115 | ;------------------------------------------------------ |
2128 | ;------------------------------------------------------ |
2116 | align 4 |
2129 | align 4 |
2117 | SOCKET_process_end: |
2130 | SOCKET_process_end: |
2118 | 2131 | ||
2119 | DEBUGF 1, "SOCKET_process_end: %x\n", edx |
2132 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_process_end: %x\n", edx |
2120 | 2133 | ||
2121 | push ebx |
2134 | push ebx |
2122 | mov ebx, net_sockets |
2135 | mov ebx, net_sockets |
2123 | 2136 | ||
2124 | .next_socket: |
2137 | .next_socket: |
2125 | mov ebx, [ebx + SOCKET.NextPtr] |
2138 | mov ebx, [ebx + SOCKET.NextPtr] |
2126 | .next_socket_test: |
2139 | .next_socket_test: |
2127 | test ebx, ebx |
2140 | test ebx, ebx |
2128 | jz .done |
2141 | jz .done |
2129 | 2142 | ||
2130 | cmp [ebx + SOCKET.PID], edx |
2143 | cmp [ebx + SOCKET.PID], edx |
2131 | jne .next_socket |
2144 | jne .next_socket |
2132 | 2145 | ||
2133 | DEBUGF 1, "SOCKET_process_end: killing socket %x\n", ebx |
2146 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_process_end: killing socket %x\n", ebx |
2134 | 2147 | ||
2135 | mov [ebx + SOCKET.PID], 0 |
2148 | mov [ebx + SOCKET.PID], 0 |
2136 | mov eax, ebx |
2149 | mov eax, ebx |
2137 | mov ebx, [ebx + SOCKET.NextPtr] |
2150 | mov ebx, [ebx + SOCKET.NextPtr] |
2138 | pusha |
2151 | pusha |
2139 | call SOCKET_close.socket |
2152 | call SOCKET_close.socket |
2140 | popa |
2153 | popa |
2141 | jmp .next_socket_test |
2154 | jmp .next_socket_test |
2142 | 2155 | ||
2143 | .done: |
2156 | .done: |
2144 | pop ebx |
2157 | pop ebx |
2145 | 2158 | ||
2146 | ret |
2159 | ret |
2147 | 2160 | ||
2148 | 2161 | ||
2149 | 2162 | ||
2150 | 2163 | ||
2151 | ;----------------------------------------------------------------- |
2164 | ;----------------------------------------------------------------- |
2152 | ; |
2165 | ; |
2153 | ; SOCKET_is_connecting |
2166 | ; SOCKET_is_connecting |
2154 | ; |
2167 | ; |
2155 | ; IN: eax = socket ptr |
2168 | ; IN: eax = socket ptr |
2156 | ; OUT: / |
2169 | ; OUT: / |
2157 | ; |
2170 | ; |
2158 | ;----------------------------------------------------------------- |
2171 | ;----------------------------------------------------------------- |
2159 | 2172 | ||
2160 | align 4 |
2173 | align 4 |
2161 | SOCKET_is_connecting: |
2174 | SOCKET_is_connecting: |
2162 | 2175 | ||
2163 | DEBUGF 1,"SOCKET_is_connecting: %x\n", eax |
2176 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_is_connecting: %x\n", eax |
2164 | 2177 | ||
2165 | and [eax + SOCKET.options], not (SS_ISCONNECTED + SS_ISDISCONNECTING + SS_ISCONFIRMING) |
2178 | and [eax + SOCKET.options], not (SS_ISCONNECTED + SS_ISDISCONNECTING + SS_ISCONFIRMING) |
2166 | or [eax + SOCKET.options], SS_ISCONNECTING |
2179 | or [eax + SOCKET.options], SS_ISCONNECTING |
2167 | 2180 | ||
2168 | jmp SOCKET_notify |
2181 | jmp SOCKET_notify |
2169 | 2182 | ||
2170 | 2183 | ||
2171 | 2184 | ||
2172 | ;----------------------------------------------------------------- |
2185 | ;----------------------------------------------------------------- |
2173 | ; |
2186 | ; |
2174 | ; SOCKET_is_connected |
2187 | ; SOCKET_is_connected |
2175 | ; |
2188 | ; |
2176 | ; IN: eax = socket ptr |
2189 | ; IN: eax = socket ptr |
2177 | ; OUT: / |
2190 | ; OUT: / |
2178 | ; |
2191 | ; |
2179 | ;----------------------------------------------------------------- |
2192 | ;----------------------------------------------------------------- |
2180 | 2193 | ||
2181 | align 4 |
2194 | align 4 |
2182 | SOCKET_is_connected: |
2195 | SOCKET_is_connected: |
2183 | 2196 | ||
2184 | DEBUGF 1,"SOCKET_is_connected: %x\n", eax |
2197 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_is_connected: %x\n", eax |
2185 | 2198 | ||
2186 | and [eax + SOCKET.options], not (SS_ISCONNECTING + SS_ISDISCONNECTING + SS_ISCONFIRMING) |
2199 | and [eax + SOCKET.options], not (SS_ISCONNECTING + SS_ISDISCONNECTING + SS_ISCONFIRMING) |
2187 | or [eax + SOCKET.options], SS_ISCONNECTED |
2200 | or [eax + SOCKET.options], SS_ISCONNECTED |
2188 | 2201 | ||
2189 | jmp SOCKET_notify |
2202 | jmp SOCKET_notify |
2190 | 2203 | ||
2191 | 2204 | ||
2192 | 2205 | ||
2193 | 2206 | ||
2194 | ;----------------------------------------------------------------- |
2207 | ;----------------------------------------------------------------- |
2195 | ; |
2208 | ; |
2196 | ; SOCKET_is_disconnecting |
2209 | ; SOCKET_is_disconnecting |
2197 | ; |
2210 | ; |
2198 | ; IN: eax = socket ptr |
2211 | ; IN: eax = socket ptr |
2199 | ; OUT: / |
2212 | ; OUT: / |
2200 | ; |
2213 | ; |
2201 | ;----------------------------------------------------------------- |
2214 | ;----------------------------------------------------------------- |
2202 | 2215 | ||
2203 | align 4 |
2216 | align 4 |
2204 | SOCKET_is_disconnecting: |
2217 | SOCKET_is_disconnecting: |
2205 | 2218 | ||
2206 | DEBUGF 1,"SOCKET_is_disconnecting: %x\n", eax |
2219 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_is_disconnecting: %x\n", eax |
2207 | 2220 | ||
2208 | and [eax + SOCKET.options], not (SS_ISCONNECTING) |
2221 | and [eax + SOCKET.options], not (SS_ISCONNECTING) |
2209 | or [eax + SOCKET.options], SS_ISDISCONNECTING + SS_CANTRCVMORE + SS_CANTSENDMORE |
2222 | or [eax + SOCKET.options], SS_ISDISCONNECTING + SS_CANTRCVMORE + SS_CANTSENDMORE |
2210 | 2223 | ||
2211 | jmp SOCKET_notify |
2224 | jmp SOCKET_notify |
2212 | 2225 | ||
2213 | 2226 | ||
2214 | 2227 | ||
2215 | ;----------------------------------------------------------------- |
2228 | ;----------------------------------------------------------------- |
2216 | ; |
2229 | ; |
2217 | ; SOCKET_is_disconnected |
2230 | ; SOCKET_is_disconnected |
2218 | ; |
2231 | ; |
2219 | ; IN: eax = socket ptr |
2232 | ; IN: eax = socket ptr |
2220 | ; OUT: / |
2233 | ; OUT: / |
2221 | ; |
2234 | ; |
2222 | ;----------------------------------------------------------------- |
2235 | ;----------------------------------------------------------------- |
2223 | 2236 | ||
2224 | align 4 |
2237 | align 4 |
2225 | SOCKET_is_disconnected: |
2238 | SOCKET_is_disconnected: |
2226 | 2239 | ||
2227 | DEBUGF 1,"SOCKET_is_disconnected: %x\n", eax |
2240 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_is_disconnected: %x\n", eax |
2228 | 2241 | ||
2229 | and [eax + SOCKET.options], not (SS_ISCONNECTING + SS_ISCONNECTED + SS_ISDISCONNECTING) |
2242 | and [eax + SOCKET.options], not (SS_ISCONNECTING + SS_ISCONNECTED + SS_ISDISCONNECTING) |
2230 | or [eax + SOCKET.options], SS_CANTRCVMORE + SS_CANTSENDMORE |
2243 | or [eax + SOCKET.options], SS_CANTRCVMORE + SS_CANTSENDMORE |
2231 | 2244 | ||
2232 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
2245 | cmp [eax + SOCKET.Protocol], IP_PROTO_TCP |
2233 | je .tcp |
2246 | je .tcp |
2234 | 2247 | ||
2235 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
2248 | cmp [eax + SOCKET.Protocol], IP_PROTO_UDP |
2236 | je .udp |
2249 | je .udp |
2237 | 2250 | ||
2238 | jmp SOCKET_notify |
2251 | jmp SOCKET_notify |
2239 | 2252 | ||
2240 | .tcp: |
2253 | .tcp: |
2241 | .udp: |
2254 | .udp: |
2242 | mov [eax + UDP_SOCKET.LocalPort], 0 ; UDP and TCP structs store localport at the same offset |
2255 | mov [eax + UDP_SOCKET.LocalPort], 0 ; UDP and TCP structs store localport at the same offset |
2243 | mov [eax + UDP_SOCKET.RemotePort], 0 |
2256 | mov [eax + UDP_SOCKET.RemotePort], 0 |
2244 | 2257 | ||
2245 | jmp SOCKET_notify |
2258 | jmp SOCKET_notify |
2246 | 2259 | ||
2247 | 2260 | ||
2248 | ;----------------------------------------------------------------- |
2261 | ;----------------------------------------------------------------- |
2249 | ; |
2262 | ; |
2250 | ; SOCKET_cant_recv_more |
2263 | ; SOCKET_cant_recv_more |
2251 | ; |
2264 | ; |
2252 | ; IN: eax = socket ptr |
2265 | ; IN: eax = socket ptr |
2253 | ; OUT: / |
2266 | ; OUT: / |
2254 | ; |
2267 | ; |
2255 | ;----------------------------------------------------------------- |
2268 | ;----------------------------------------------------------------- |
2256 | 2269 | ||
2257 | align 4 |
2270 | align 4 |
2258 | SOCKET_cant_recv_more: |
2271 | SOCKET_cant_recv_more: |
2259 | 2272 | ||
2260 | DEBUGF 1,"SOCKET_cant_recv_more: %x\n", eax |
2273 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_cant_recv_more: %x\n", eax |
2261 | 2274 | ||
2262 | or [eax + SOCKET.options], SS_CANTRCVMORE |
2275 | or [eax + SOCKET.options], SS_CANTRCVMORE |
- | 2276 | ||
- | 2277 | call SOCKET_notify |
|
2263 | 2278 | ||
2264 | ret |
2279 | ret |
2265 | 2280 | ||
2266 | 2281 | ||
2267 | 2282 | ||
2268 | ;----------------------------------------------------------------- |
2283 | ;----------------------------------------------------------------- |
2269 | ; |
2284 | ; |
2270 | ; SOCKET_cant_send_more |
2285 | ; SOCKET_cant_send_more |
2271 | ; |
2286 | ; |
2272 | ; IN: eax = socket ptr |
2287 | ; IN: eax = socket ptr |
2273 | ; OUT: / |
2288 | ; OUT: / |
2274 | ; |
2289 | ; |
2275 | ;----------------------------------------------------------------- |
2290 | ;----------------------------------------------------------------- |
2276 | 2291 | ||
2277 | align 4 |
2292 | align 4 |
2278 | SOCKET_cant_send_more: |
2293 | SOCKET_cant_send_more: |
2279 | 2294 | ||
2280 | DEBUGF 1,"SOCKET_cant_send_more: %x\n", eax |
2295 | DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_cant_send_more: %x\n", eax |
- | 2296 | ||
- | 2297 | or [eax + SOCKET.options], SS_CANTSENDMORE |
|
- | 2298 | mov [eax + SOCKET.snd_proc], s_error |
|
2281 | 2299 | ||
2282 | or [eax + SOCKET.options], SS_CANTSENDMORE |
2300 | call SOCKET_notify |
2283 | 2301 | ||
2284 | ret |
2302 | ret |