e906c010 |
1 | /* |
2 | * (C) notaz, 2010 |
3 | * |
4 | * This work is licensed under the terms of the GNU GPLv2 or later. |
5 | * See the COPYING file in the top-level directory. |
6 | */ |
7 | |
80c2304e |
8 | #include <stdio.h> |
9 | #include <string.h> |
10 | #include <stdarg.h> |
11 | #include <dlfcn.h> |
12 | #include <sys/stat.h> |
13 | #include <sys/types.h> |
14 | #include <unistd.h> |
15 | |
e906c010 |
16 | #include "plugin.h" |
80c2304e |
17 | #include "../gui/Linux.h" |
18 | #include "../libpcsxcore/misc.h" |
19 | |
20 | int UseGui; |
b60f2812 |
21 | static char *(*real_getenv)(const char *name); |
80c2304e |
22 | |
23 | static void make_path(char *buf, size_t size, const char *dir, const char *fname) |
24 | { |
25 | if (fname) |
26 | snprintf(buf, size, ".%s%s", dir, fname); |
27 | else |
28 | snprintf(buf, size, ".%s", dir); |
29 | } |
30 | #define MAKE_PATH(buf, dir, fname) \ |
31 | make_path(buf, sizeof(buf), dir, fname) |
32 | |
33 | static void create_profile_dir(const char *directory) { |
34 | char path[MAXPATHLEN]; |
35 | |
36 | MAKE_PATH(path, directory, NULL); |
37 | mkdir(path, S_IRWXU | S_IRWXG); |
38 | } |
39 | |
40 | static void CheckSubDir() { |
41 | // make sure that ~/.pcsx exists |
42 | create_profile_dir(PCSX_DOT_DIR); |
43 | |
44 | create_profile_dir(BIOS_DIR); |
45 | create_profile_dir(MEMCARD_DIR); |
46 | create_profile_dir(STATES_DIR); |
47 | create_profile_dir(PLUGINS_DIR); |
48 | create_profile_dir(PLUGINS_CFG_DIR); |
49 | create_profile_dir(CHEATS_DIR); |
50 | create_profile_dir(PATCHES_DIR); |
51 | } |
52 | |
53 | static void CreateMemcard(char *filename, char *conf_mcd) { |
54 | struct stat buf; |
55 | |
56 | make_path(conf_mcd, MAXPATHLEN, MEMCARD_DIR, filename); |
57 | |
58 | /* Only create a memory card if an existing one does not exist */ |
59 | if (stat(conf_mcd, &buf) == -1) { |
60 | SysPrintf(_("Creating memory card: %s\n"), conf_mcd); |
61 | CreateMcd(conf_mcd); |
62 | } |
63 | } |
64 | |
65 | int main(int argc, char *argv[]) |
66 | { |
67 | char file[MAXPATHLEN] = ""; |
68 | char path[MAXPATHLEN]; |
69 | int runcd = 0; |
70 | int loadst = 0; |
b60f2812 |
71 | void *tmp; |
80c2304e |
72 | int i; |
73 | |
b60f2812 |
74 | tmp = dlopen("/lib/libdl.so.2", RTLD_LAZY); |
75 | if (tmp != NULL) |
76 | real_getenv = dlsym(tmp, "getenv"); |
77 | if (real_getenv == NULL) { |
78 | fprintf(stderr, "%s\n", dlerror()); |
79 | return 1; |
80 | } |
81 | dlclose(tmp); |
82 | |
80c2304e |
83 | // what is the name of the config file? |
84 | // it may be redefined by -cfg on the command line |
85 | strcpy(cfgfile_basename, "pcsx.cfg"); |
86 | |
e906c010 |
87 | emuLog = stdout; |
80c2304e |
88 | SetIsoFile(NULL); |
89 | Config.PsxOut = 1; |
90 | |
91 | // read command line options |
92 | for (i = 1; i < argc; i++) { |
e906c010 |
93 | if (!strcmp(argv[i], "-psxout")) Config.PsxOut = 1; |
80c2304e |
94 | else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]); |
95 | else if (!strcmp(argv[i], "-cfg")) { |
96 | if (i+1 >= argc) break; |
97 | strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100); /* TODO buffer overruns */ |
98 | printf("Using config file %s.\n", cfgfile_basename); |
99 | } |
100 | else if (!strcmp(argv[i], "-cdfile")) { |
101 | char isofilename[MAXPATHLEN]; |
102 | |
103 | if (i+1 >= argc) break; |
104 | strncpy(isofilename, argv[++i], MAXPATHLEN); |
105 | if (isofilename[0] != '/') { |
106 | getcwd(path, MAXPATHLEN); |
107 | if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) { |
108 | strcat(path, "/"); |
109 | strcat(path, isofilename); |
110 | strcpy(isofilename, path); |
111 | } else |
112 | isofilename[0] = 0; |
113 | } |
114 | |
115 | SetIsoFile(isofilename); |
116 | runcd = 1; |
117 | } |
118 | else if (!strcmp(argv[i], "-h") || |
119 | !strcmp(argv[i], "-help") || |
120 | !strcmp(argv[i], "--help")) { |
121 | printf(PACKAGE_NAME " " PACKAGE_VERSION "\n"); |
122 | printf("%s\n", _( |
123 | " pcsx [options] [file]\n" |
124 | "\toptions:\n" |
125 | "\t-cdfile FILE\tRuns a CD image file\n" |
126 | "\t-nogui\t\tDon't open the GTK GUI\n" |
127 | "\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n" |
128 | "\t-psxout\t\tEnable PSX output\n" |
129 | "\t-load STATENUM\tLoads savestate STATENUM (1-5)\n" |
130 | "\t-h -help\tDisplay this message\n" |
131 | "\tfile\t\tLoads file\n")); |
132 | return 0; |
133 | } else { |
134 | strncpy(file, argv[i], MAXPATHLEN); |
135 | if (file[0] != '/') { |
136 | getcwd(path, MAXPATHLEN); |
137 | if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) { |
138 | strcat(path, "/"); |
139 | strcat(path, file); |
140 | strcpy(file, path); |
141 | } else |
142 | file[0] = 0; |
143 | } |
144 | } |
145 | } |
146 | |
147 | memset(&Config, 0, sizeof(PcsxConfig)); |
148 | strcpy(Config.Net, "Disabled"); |
149 | |
150 | CheckSubDir(); |
151 | // ScanAllPlugins(); |
152 | |
e906c010 |
153 | strcpy(Config.Bios, "HLE"); |
154 | strcpy(Config.BiosDir, "./"); |
155 | |
156 | strcpy(Config.PluginsDir, "plugins"); |
157 | strcpy(Config.Gpu, "builtin_gpu"); |
158 | strcpy(Config.Spu, "builtin_spu"); |
159 | strcpy(Config.Cdr, "builtin_cdr"); |
160 | strcpy(Config.Pad1, "builtin_pad"); |
161 | strcpy(Config.Pad2, "builtin_pad"); |
162 | |
80c2304e |
163 | // try to load config |
164 | // if the config file doesn't exist |
165 | if (LoadConfig() == -1) { |
166 | // Uh oh, no config file found, use some defaults |
167 | Config.PsxAuto = 1; |
168 | |
80c2304e |
169 | // create & load default memcards if they don't exist |
170 | CreateMemcard("card1.mcd", Config.Mcd1); |
171 | CreateMemcard("card2.mcd", Config.Mcd2); |
172 | |
173 | LoadMcds(Config.Mcd1, Config.Mcd2); |
174 | |
175 | SaveConfig(); |
176 | } |
177 | |
178 | snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR); |
179 | /* |
180 | // switch to plugin dotdir |
181 | // this lets plugins work without modification! |
182 | gchar *plugin_default_dir = g_build_filename(getenv("HOME"), PLUGINS_DIR, NULL); |
183 | chdir(plugin_default_dir); |
184 | g_free(plugin_default_dir); |
185 | */ |
186 | if (SysInit() == -1) return 1; |
187 | |
188 | // if !gui |
189 | { |
190 | // the following only occurs if the gui isn't started |
191 | if (LoadPlugins() == -1) { |
192 | SysMessage("Failed loading plugins!"); |
193 | return 1; |
194 | } |
195 | |
196 | if (OpenPlugins() == -1) { |
197 | return 1; |
198 | } |
199 | |
200 | SysReset(); |
201 | CheckCdrom(); |
202 | |
203 | if (file[0] != '\0') { |
204 | Load(file); |
205 | } else { |
206 | if (runcd) { |
207 | if (LoadCdrom() == -1) { |
208 | ClosePlugins(); |
209 | printf(_("Could not load CD-ROM!\n")); |
210 | return -1; |
211 | } |
212 | } |
213 | } |
214 | |
215 | // If a state has been specified, then load that |
216 | if (loadst) { |
217 | StatesC = loadst - 1; |
218 | char *state_filename = get_state_filename(StatesC); |
219 | LoadState(state_filename); |
220 | free(state_filename); |
221 | } |
222 | |
223 | psxCpu->Execute(); |
224 | } |
225 | |
226 | return 0; |
227 | } |
228 | |
229 | int SysInit() { |
80c2304e |
230 | if (EmuInit() == -1) { |
231 | printf("PSX emulator couldn't be initialized.\n"); |
232 | return -1; |
233 | } |
234 | |
235 | LoadMcds(Config.Mcd1, Config.Mcd2); /* TODO Do we need to have this here, or in the calling main() function?? */ |
236 | |
237 | if (Config.Debug) { |
238 | StartDebugger(); |
239 | } |
240 | |
241 | return 0; |
242 | } |
243 | |
244 | void SysRunGui() { |
245 | printf("SysRunGui\n"); |
246 | } |
247 | |
248 | void StartGui() { |
249 | printf("StartGui\n"); |
250 | } |
251 | |
252 | void SysReset() { |
253 | EmuReset(); |
254 | } |
255 | |
256 | void SysClose() { |
257 | EmuShutdown(); |
258 | ReleasePlugins(); |
259 | |
260 | StopDebugger(); |
261 | |
262 | if (emuLog != NULL) fclose(emuLog); |
263 | } |
264 | |
265 | void SysUpdate() { |
266 | PADhandleKey(PAD1_keypressed()); |
267 | PADhandleKey(PAD2_keypressed()); |
268 | } |
269 | |
270 | void UpdateMenuSlots() { |
271 | } |
272 | |
273 | void OnFile_Exit() { |
274 | printf("OnFile_Exit\n"); |
275 | exit(0); |
276 | } |
277 | |
278 | void state_save(gchar *state_filename) { |
279 | char Text[MAXPATHLEN + 20]; |
280 | |
281 | GPU_updateLace(); |
282 | |
283 | if (SaveState(state_filename) == 0) |
284 | sprintf(Text, _("Saved state %s."), state_filename); |
285 | else |
286 | sprintf(Text, _("Error saving state %s!"), state_filename); |
287 | |
288 | GPU_displayText(Text); |
289 | } |
290 | |
291 | void state_load(gchar *state_filename) { |
292 | int ret; |
293 | char Text[MAXPATHLEN + 20]; |
294 | FILE *fp; |
295 | |
296 | // check if the state file actually exists |
297 | fp = fopen(state_filename, "rb"); |
298 | if (fp == NULL) { |
299 | // file does not exist |
300 | return; |
301 | } |
302 | |
303 | fclose(fp); |
304 | |
305 | ret = CheckState(state_filename); |
306 | |
307 | if (ret == 0) { |
308 | SysReset(); |
309 | ret = LoadState(state_filename); |
310 | } |
311 | |
312 | if (ret == 0) { |
313 | // Check the CD-ROM is valid |
314 | if (CheckCdrom() == -1) { |
315 | ClosePlugins(); |
316 | SysRunGui(); |
317 | return; |
318 | } |
319 | |
320 | sprintf(Text, _("Loaded state %s."), state_filename); |
321 | } else { |
322 | sprintf(Text, _("Error loading state %s!"), state_filename); |
323 | } |
324 | GPU_displayText(Text); |
325 | } |
326 | |
327 | char *get_state_filename(int i) { |
328 | char SStateFile[256]; |
329 | char trimlabel[33]; |
330 | int j; |
331 | |
332 | strncpy(trimlabel, CdromLabel, 32); |
333 | trimlabel[32] = 0; |
334 | for (j = 31; j >= 0; j--) |
335 | if (trimlabel[j] == ' ') |
336 | trimlabel[j] = 0; |
337 | else |
338 | continue; |
339 | |
340 | snprintf(SStateFile, sizeof(SStateFile), "." STATES_DIR "%.32s-%.9s.%3.3d", |
341 | trimlabel, CdromId, i); |
342 | |
343 | return strdup(SStateFile); |
344 | } |
345 | |
346 | void SysPrintf(const char *fmt, ...) { |
347 | va_list list; |
348 | char msg[512]; |
349 | |
350 | va_start(list, fmt); |
351 | vsprintf(msg, fmt, list); |
352 | va_end(list); |
353 | |
354 | if (Config.PsxOut) { |
355 | static char linestart = 1; |
356 | int l = strlen(msg); |
357 | |
358 | printf(linestart ? " * %s" : "%s", msg); |
359 | |
360 | if (l > 0 && msg[l - 1] == '\n') { |
361 | linestart = 1; |
362 | } else { |
363 | linestart = 0; |
364 | } |
365 | } |
366 | |
367 | fprintf(emuLog, "%s", msg); |
368 | } |
369 | |
370 | void SysMessage(const char *fmt, ...) { |
371 | va_list list; |
372 | char msg[512]; |
373 | |
374 | va_start(list, fmt); |
375 | vsprintf(msg, fmt, list); |
376 | va_end(list); |
377 | |
378 | if (msg[strlen(msg) - 1] == '\n') |
379 | msg[strlen(msg) - 1] = 0; |
380 | |
381 | fprintf(stderr, "%s\n", msg); |
382 | } |
383 | |
e906c010 |
384 | #if 1 |
385 | /* this is to avoid having to hack every plugin to stop using $HOME */ |
386 | char *getenv(const char *name) |
387 | { |
388 | static char ret[8] = "."; |
389 | |
b60f2812 |
390 | if (name && strcmp(name, "HOME") == 0) |
391 | return ret; |
e906c010 |
392 | |
b60f2812 |
393 | return real_getenv(name); |
e906c010 |
394 | } |
395 | #endif |
396 | |
397 | /* we hook statically linked plugins here */ |
398 | static const char *builtin_plugins[] = { |
399 | "builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad" |
400 | }; |
401 | |
402 | static const int builtin_plugin_ids[] = { |
403 | PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD, |
404 | }; |
405 | |
80c2304e |
406 | void *SysLoadLibrary(const char *lib) { |
e906c010 |
407 | const char *tmp = strrchr(lib, '/'); |
408 | int i; |
409 | |
410 | printf("dlopen %s\n", lib); |
411 | if (tmp != NULL) { |
412 | tmp++; |
413 | for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++) |
414 | if (strcmp(tmp, builtin_plugins[i]) == 0) |
415 | return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]); |
416 | } |
417 | |
80c2304e |
418 | return dlopen(lib, RTLD_NOW); |
419 | } |
420 | |
421 | void *SysLoadSym(void *lib, const char *sym) { |
e906c010 |
422 | unsigned int plugid = (unsigned int)(long)lib; |
423 | |
424 | if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins)) |
425 | return plugin_link(plugid - PLUGIN_DL_BASE, sym); |
426 | |
80c2304e |
427 | return dlsym(lib, sym); |
428 | } |
429 | |
430 | const char *SysLibError() { |
431 | return dlerror(); |
432 | } |
433 | |
434 | void SysCloseLibrary(void *lib) { |
e906c010 |
435 | unsigned int plugid = (unsigned int)(long)lib; |
436 | |
437 | if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins)) |
438 | return; |
439 | |
80c2304e |
440 | dlclose(lib); |
441 | } |
442 | |
443 | |