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ef79bbde P |
1 | /* Pcsx - Pc Psx Emulator |
2 | * Copyright (C) 1999-2003 Pcsx Team | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, see <http://www.gnu.org/licenses>. | |
16 | */ | |
17 | ||
c4052f4d | 18 | #ifdef NO_SOCKET |
19 | ||
20 | int StartServer() { return 0;} | |
21 | void StopServer() {} | |
22 | void GetClient() {} | |
23 | void CloseClient() {} | |
24 | int HasClient() { return 0;} | |
25 | int ReadSocket(char * buffer, int len) { return 0;} | |
26 | int RawReadSocket(char * buffer, int len) { return 0;} | |
27 | void WriteSocket(char * buffer, int len) {} | |
28 | ||
29 | void SetsBlock() {} | |
30 | void SetsNonblock() {} | |
31 | ||
32 | #else // NO_SOCKET | |
33 | ||
ef79bbde P |
34 | #ifdef _WIN32 |
35 | #include <winsock2.h> | |
36 | #endif | |
37 | ||
38 | #include "psxcommon.h" | |
39 | #include "socket.h" | |
40 | ||
41 | #ifndef _WIN32 | |
42 | #include <sys/socket.h> | |
43 | #include <sys/ioctl.h> | |
44 | #include <arpa/inet.h> | |
45 | #include <netinet/in.h> | |
46 | #include <unistd.h> | |
47 | #include <fcntl.h> | |
48 | #endif | |
49 | ||
50 | static int server_socket = 0; | |
51 | static int client_socket = 0; | |
52 | ||
53 | static char tbuf[513]; | |
54 | static int ptr = 0; | |
55 | ||
56 | #define PORT_NUMBER 12345 | |
57 | ||
58 | int StartServer() { | |
59 | struct in_addr localhostaddr; | |
60 | struct sockaddr_in localsocketaddr; | |
61 | ||
62 | #ifdef _WIN32 | |
63 | WSADATA wsaData; | |
64 | ||
65 | if (WSAStartup(MAKEWORD(2, 0), &wsaData) != 0) | |
66 | return -1; | |
67 | #endif | |
68 | ||
69 | server_socket = socket(AF_INET, SOCK_STREAM, 0); | |
70 | ||
71 | #ifdef _WIN32 | |
72 | if (server_socket == INVALID_SOCKET) | |
73 | return -1; | |
74 | #else | |
75 | if (server_socket == -1) | |
76 | return -1; | |
77 | #endif | |
78 | ||
79 | SetsNonblock(); | |
80 | ||
81 | memset((void *)&localhostaddr, 0, sizeof(localhostaddr)); | |
82 | memset(&localsocketaddr, 0, sizeof(struct sockaddr_in)); | |
83 | ||
84 | #ifdef _WIN32 | |
85 | localhostaddr.S_un.S_addr = htonl(INADDR_ANY); | |
86 | #else | |
87 | localhostaddr.s_addr = htonl(INADDR_ANY); | |
88 | #endif | |
89 | localsocketaddr.sin_family = AF_INET; | |
90 | localsocketaddr.sin_addr = localhostaddr; | |
91 | localsocketaddr.sin_port = htons(PORT_NUMBER); | |
92 | ||
93 | if (bind(server_socket, (struct sockaddr *) &localsocketaddr, sizeof(localsocketaddr)) < 0) | |
94 | return -1; | |
95 | ||
96 | if (listen(server_socket, 1) != 0) | |
97 | return -1; | |
98 | ||
99 | return 0; | |
100 | } | |
101 | ||
102 | void StopServer() { | |
103 | #ifdef _WIN32 | |
104 | shutdown(server_socket, SD_BOTH); | |
105 | closesocket(server_socket); | |
106 | WSACleanup(); | |
107 | #else | |
108 | shutdown(server_socket, SHUT_RDWR); | |
109 | close(server_socket); | |
110 | #endif | |
111 | } | |
112 | ||
113 | void GetClient() { | |
114 | int new_socket; | |
115 | char hello[256]; | |
116 | ||
117 | new_socket = accept(server_socket, 0, 0); | |
118 | ||
119 | #ifdef _WIN32 | |
120 | if (new_socket == INVALID_SOCKET) | |
121 | return; | |
122 | #else | |
123 | if (new_socket == -1) | |
124 | return; | |
125 | #endif | |
126 | if (client_socket) | |
127 | CloseClient(); | |
128 | client_socket = new_socket; | |
129 | ||
130 | #ifndef _WIN32 | |
131 | { | |
132 | int flags; | |
133 | flags = fcntl(client_socket, F_GETFL, 0); | |
134 | fcntl(client_socket, F_SETFL, flags | O_NONBLOCK); | |
135 | } | |
136 | #endif | |
137 | ||
138 | sprintf(hello, "000 PCSX Version %s - Debug console\r\n", PACKAGE_VERSION); | |
139 | WriteSocket(hello, strlen(hello)); | |
140 | ptr = 0; | |
141 | } | |
142 | ||
143 | void CloseClient() { | |
144 | if (client_socket) { | |
145 | #ifdef _WIN32 | |
146 | shutdown(client_socket, SD_BOTH); | |
147 | closesocket(client_socket); | |
148 | #else | |
149 | shutdown(client_socket, SHUT_RDWR); | |
150 | close(client_socket); | |
151 | #endif | |
152 | client_socket = 0; | |
153 | } | |
154 | } | |
155 | ||
156 | int HasClient() { | |
157 | return client_socket ? 1 : 0; | |
158 | } | |
159 | ||
160 | int ReadSocket(char * buffer, int len) { | |
161 | int r; | |
162 | char * endl; | |
163 | ||
164 | if (!client_socket) | |
165 | return -1; | |
166 | ||
167 | r = recv(client_socket, tbuf + ptr, 512 - ptr, 0); | |
168 | ||
169 | if (r == 0) { | |
170 | client_socket = 0; | |
171 | if (!ptr) | |
172 | return 0; | |
173 | } | |
174 | #ifdef _WIN32 | |
175 | if (r == SOCKET_ERROR) | |
176 | #else | |
177 | if (r == -1) | |
178 | #endif | |
179 | { | |
180 | if (ptr == 0) | |
181 | return -1; | |
182 | r = 0; | |
183 | } | |
184 | ptr += r; | |
185 | tbuf[ptr] = 0; | |
186 | ||
187 | endl = strstr(tbuf, "\r\n"); | |
188 | ||
189 | if (endl) { | |
190 | r = endl - tbuf; | |
191 | strncpy(buffer, tbuf, r); | |
192 | ||
193 | r += 2; | |
194 | memmove(tbuf, tbuf + r, 512 - r); | |
195 | ptr -= r; | |
196 | memset(tbuf + r, 0, 512 - r); | |
197 | r -= 2; | |
198 | ||
199 | } else { | |
200 | r = 0; | |
201 | } | |
202 | ||
203 | buffer[r] = 0; | |
204 | ||
205 | return r; | |
206 | } | |
207 | ||
208 | int RawReadSocket(char * buffer, int len) { | |
ab948f7e | 209 | int r = 0; |
ef79bbde P |
210 | int mlen = len < ptr ? len : ptr; |
211 | ||
212 | if (!client_socket) | |
213 | return -1; | |
214 | ||
215 | if (ptr) { | |
216 | memcpy(buffer, tbuf, mlen); | |
217 | ptr -= mlen; | |
218 | memmove(tbuf, tbuf + mlen, 512 - mlen); | |
219 | } | |
220 | ||
221 | if (len - mlen) | |
222 | r = recv(client_socket, buffer + mlen, len - mlen, 0); | |
223 | ||
224 | if (r == 0) { | |
225 | client_socket = 0; | |
226 | if (!ptr) | |
227 | return 0; | |
228 | } | |
229 | #ifdef _WIN32 | |
230 | if (r == SOCKET_ERROR) | |
231 | #else | |
232 | if (r == -1) | |
233 | #endif | |
234 | { | |
235 | if (ptr == 0) | |
236 | return -1; | |
237 | r = 0; | |
238 | } | |
239 | ||
240 | r += mlen; | |
241 | ||
242 | return r; | |
243 | } | |
244 | ||
245 | void WriteSocket(char * buffer, int len) { | |
246 | if (!client_socket) | |
247 | return; | |
248 | ||
249 | send(client_socket, buffer, len, 0); | |
250 | } | |
251 | ||
252 | void SetsBlock() { | |
253 | #ifdef _WIN32 | |
254 | u_long b = 0; | |
255 | ioctlsocket(server_socket, FIONBIO, &b); | |
256 | #else | |
257 | int flags = fcntl(server_socket, F_GETFL, 0); | |
258 | fcntl(server_socket, F_SETFL, flags & ~O_NONBLOCK); | |
259 | #endif | |
260 | } | |
261 | ||
262 | void SetsNonblock() { | |
263 | #ifdef _WIN32 | |
264 | u_long b = 1; | |
265 | ioctlsocket(server_socket, FIONBIO, &b); | |
266 | #else | |
267 | int flags = fcntl(server_socket, F_GETFL, 0); | |
268 | fcntl(server_socket, F_SETFL, flags | O_NONBLOCK); | |
269 | #endif | |
270 | } | |
c4052f4d | 271 | #endif // NO_SOCKET |